Mercurial > hg > CbC > CbC_gcc
annotate gcc/ipa-prop.c @ 63:b7f97abdc517 gcc-4.6-20100522
update gcc from gcc-4.5.0 to gcc-4.6
author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
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date | Mon, 24 May 2010 12:47:05 +0900 |
parents | 77e2b8dfacca |
children | f6334be47118 |
rev | line source |
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0 | 1 /* Interprocedural analyses. |
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2 Copyright (C) 2005, 2007, 2008, 2009, 2010 |
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3 Free Software Foundation, Inc. |
0 | 4 |
5 This file is part of GCC. | |
6 | |
7 GCC is free software; you can redistribute it and/or modify it under | |
8 the terms of the GNU General Public License as published by the Free | |
9 Software Foundation; either version 3, or (at your option) any later | |
10 version. | |
11 | |
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 for more details. | |
16 | |
17 You should have received a copy of the GNU General Public License | |
18 along with GCC; see the file COPYING3. If not see | |
19 <http://www.gnu.org/licenses/>. */ | |
20 | |
21 #include "config.h" | |
22 #include "system.h" | |
23 #include "coretypes.h" | |
24 #include "tree.h" | |
25 #include "langhooks.h" | |
26 #include "ggc.h" | |
27 #include "target.h" | |
28 #include "cgraph.h" | |
29 #include "ipa-prop.h" | |
30 #include "tree-flow.h" | |
31 #include "tree-pass.h" | |
32 #include "tree-inline.h" | |
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33 #include "gimple.h" |
0 | 34 #include "flags.h" |
35 #include "timevar.h" | |
36 #include "flags.h" | |
37 #include "diagnostic.h" | |
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38 #include "tree-pretty-print.h" |
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39 #include "gimple-pretty-print.h" |
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40 #include "lto-streamer.h" |
0 | 41 |
42 /* Vector where the parameter infos are actually stored. */ | |
43 VEC (ipa_node_params_t, heap) *ipa_node_params_vector; | |
44 /* Vector where the parameter infos are actually stored. */ | |
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45 VEC (ipa_edge_args_t, gc) *ipa_edge_args_vector; |
0 | 46 |
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47 /* Bitmap with all UIDs of call graph edges that have been already processed |
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48 by indirect inlining. */ |
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49 static bitmap iinlining_processed_edges; |
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50 |
0 | 51 /* Holders of ipa cgraph hooks: */ |
52 static struct cgraph_edge_hook_list *edge_removal_hook_holder; | |
53 static struct cgraph_node_hook_list *node_removal_hook_holder; | |
54 static struct cgraph_2edge_hook_list *edge_duplication_hook_holder; | |
55 static struct cgraph_2node_hook_list *node_duplication_hook_holder; | |
56 | |
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57 /* Add cgraph NODE described by INFO to the worklist WL regardless of whether |
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58 it is in one or not. It should almost never be used directly, as opposed to |
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59 ipa_push_func_to_list. */ |
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60 |
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61 void |
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62 ipa_push_func_to_list_1 (struct ipa_func_list **wl, |
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63 struct cgraph_node *node, |
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64 struct ipa_node_params *info) |
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65 { |
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66 struct ipa_func_list *temp; |
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67 |
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68 info->node_enqueued = 1; |
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69 temp = XCNEW (struct ipa_func_list); |
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70 temp->node = node; |
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71 temp->next = *wl; |
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72 *wl = temp; |
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73 } |
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74 |
0 | 75 /* Initialize worklist to contain all functions. */ |
76 | |
77 struct ipa_func_list * | |
78 ipa_init_func_list (void) | |
79 { | |
80 struct cgraph_node *node; | |
81 struct ipa_func_list * wl; | |
82 | |
83 wl = NULL; | |
84 for (node = cgraph_nodes; node; node = node->next) | |
85 if (node->analyzed) | |
86 { | |
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87 struct ipa_node_params *info = IPA_NODE_REF (node); |
0 | 88 /* Unreachable nodes should have been eliminated before ipcp and |
89 inlining. */ | |
90 gcc_assert (node->needed || node->reachable); | |
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91 ipa_push_func_to_list_1 (&wl, node, info); |
0 | 92 } |
93 | |
94 return wl; | |
95 } | |
96 | |
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97 /* Remove a function from the worklist WL and return it. */ |
0 | 98 |
99 struct cgraph_node * | |
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100 ipa_pop_func_from_list (struct ipa_func_list **wl) |
0 | 101 { |
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102 struct ipa_node_params *info; |
0 | 103 struct ipa_func_list *first; |
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104 struct cgraph_node *node; |
0 | 105 |
106 first = *wl; | |
107 *wl = (*wl)->next; | |
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108 node = first->node; |
0 | 109 free (first); |
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110 |
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111 info = IPA_NODE_REF (node); |
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112 info->node_enqueued = 0; |
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113 return node; |
0 | 114 } |
115 | |
116 /* Return index of the formal whose tree is PTREE in function which corresponds | |
117 to INFO. */ | |
118 | |
119 static int | |
120 ipa_get_param_decl_index (struct ipa_node_params *info, tree ptree) | |
121 { | |
122 int i, count; | |
123 | |
124 count = ipa_get_param_count (info); | |
125 for (i = 0; i < count; i++) | |
126 if (ipa_get_param(info, i) == ptree) | |
127 return i; | |
128 | |
129 return -1; | |
130 } | |
131 | |
132 /* Populate the param_decl field in parameter descriptors of INFO that | |
133 corresponds to NODE. */ | |
134 | |
135 static void | |
136 ipa_populate_param_decls (struct cgraph_node *node, | |
137 struct ipa_node_params *info) | |
138 { | |
139 tree fndecl; | |
140 tree fnargs; | |
141 tree parm; | |
142 int param_num; | |
143 | |
144 fndecl = node->decl; | |
145 fnargs = DECL_ARGUMENTS (fndecl); | |
146 param_num = 0; | |
147 for (parm = fnargs; parm; parm = TREE_CHAIN (parm)) | |
148 { | |
149 info->params[param_num].decl = parm; | |
150 param_num++; | |
151 } | |
152 } | |
153 | |
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154 /* Return how many formal parameters FNDECL has. */ |
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155 |
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156 static inline int |
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157 count_formal_params_1 (tree fndecl) |
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158 { |
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159 tree parm; |
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160 int count = 0; |
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161 |
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162 for (parm = DECL_ARGUMENTS (fndecl); parm; parm = TREE_CHAIN (parm)) |
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163 count++; |
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164 |
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165 return count; |
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166 } |
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167 |
0 | 168 /* Count number of formal parameters in NOTE. Store the result to the |
169 appropriate field of INFO. */ | |
170 | |
171 static void | |
172 ipa_count_formal_params (struct cgraph_node *node, | |
173 struct ipa_node_params *info) | |
174 { | |
175 int param_num; | |
176 | |
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177 param_num = count_formal_params_1 (node->decl); |
0 | 178 ipa_set_param_count (info, param_num); |
179 } | |
180 | |
181 /* Initialize the ipa_node_params structure associated with NODE by counting | |
182 the function parameters, creating the descriptors and populating their | |
183 param_decls. */ | |
184 | |
185 void | |
186 ipa_initialize_node_params (struct cgraph_node *node) | |
187 { | |
188 struct ipa_node_params *info = IPA_NODE_REF (node); | |
189 | |
190 if (!info->params) | |
191 { | |
192 ipa_count_formal_params (node, info); | |
193 info->params = XCNEWVEC (struct ipa_param_descriptor, | |
194 ipa_get_param_count (info)); | |
195 ipa_populate_param_decls (node, info); | |
196 } | |
197 } | |
198 | |
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199 /* Callback of walk_stmt_load_store_addr_ops for the visit_store and visit_addr |
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200 parameters. If OP is a parameter declaration, mark it as modified in the |
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201 info structure passed in DATA. */ |
0 | 202 |
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203 static bool |
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204 visit_store_addr_for_mod_analysis (gimple stmt ATTRIBUTE_UNUSED, |
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205 tree op, void *data) |
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206 { |
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207 struct ipa_node_params *info = (struct ipa_node_params *) data; |
0 | 208 |
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209 op = get_base_address (op); |
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210 if (op |
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211 && TREE_CODE (op) == PARM_DECL) |
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212 { |
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213 int index = ipa_get_param_decl_index (info, op); |
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214 gcc_assert (index >= 0); |
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215 info->params[index].modified = true; |
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216 info->params[index].used = true; |
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217 } |
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218 |
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219 return false; |
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220 } |
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221 |
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222 /* Callback of walk_stmt_load_store_addr_ops for the visit_load. |
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223 If OP is a parameter declaration, mark it as used in the info structure |
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224 passed in DATA. */ |
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225 |
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226 static bool |
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227 visit_load_for_mod_analysis (gimple stmt ATTRIBUTE_UNUSED, |
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228 tree op, void *data) |
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229 { |
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230 struct ipa_node_params *info = (struct ipa_node_params *) data; |
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231 |
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232 op = get_base_address (op); |
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233 if (op |
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234 && TREE_CODE (op) == PARM_DECL) |
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235 { |
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236 int index = ipa_get_param_decl_index (info, op); |
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237 gcc_assert (index >= 0); |
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238 info->params[index].used = true; |
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239 } |
0 | 240 |
55
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241 return false; |
0 | 242 } |
243 | |
244 /* Compute which formal parameters of function associated with NODE are locally | |
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245 modified or their address is taken. Note that this does not apply on |
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246 parameters with SSA names but those can and should be analyzed |
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247 differently. */ |
0 | 248 |
249 void | |
250 ipa_detect_param_modifications (struct cgraph_node *node) | |
251 { | |
252 tree decl = node->decl; | |
253 basic_block bb; | |
254 struct function *func; | |
255 gimple_stmt_iterator gsi; | |
256 struct ipa_node_params *info = IPA_NODE_REF (node); | |
63
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257 int i; |
0 | 258 |
259 if (ipa_get_param_count (info) == 0 || info->modification_analysis_done) | |
260 return; | |
261 | |
63
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262 for (i = 0; i < ipa_get_param_count (info); i++) |
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263 { |
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264 tree parm = ipa_get_param (info, i); |
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265 /* For SSA regs see if parameter is used. For non-SSA we compute |
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266 the flag during modification analysis. */ |
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267 if (is_gimple_reg (parm) |
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268 && gimple_default_def (DECL_STRUCT_FUNCTION (node->decl), parm)) |
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269 info->params[i].used = true; |
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270 } |
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271 |
0 | 272 func = DECL_STRUCT_FUNCTION (decl); |
273 FOR_EACH_BB_FN (bb, func) | |
63
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274 { |
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275 for (gsi = gsi_start_bb (bb); !gsi_end_p (gsi); gsi_next (&gsi)) |
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276 walk_stmt_load_store_addr_ops (gsi_stmt (gsi), info, |
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277 visit_load_for_mod_analysis, |
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278 visit_store_addr_for_mod_analysis, |
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279 visit_store_addr_for_mod_analysis); |
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280 for (gsi = gsi_start (phi_nodes (bb)); !gsi_end_p (gsi); gsi_next (&gsi)) |
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281 walk_stmt_load_store_addr_ops (gsi_stmt (gsi), info, |
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282 visit_load_for_mod_analysis, |
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283 visit_store_addr_for_mod_analysis, |
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284 visit_store_addr_for_mod_analysis); |
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285 } |
0 | 286 |
287 info->modification_analysis_done = 1; | |
288 } | |
289 | |
290 /* Count number of arguments callsite CS has and store it in | |
291 ipa_edge_args structure corresponding to this callsite. */ | |
292 | |
293 void | |
294 ipa_count_arguments (struct cgraph_edge *cs) | |
295 { | |
296 gimple stmt; | |
297 int arg_num; | |
298 | |
299 stmt = cs->call_stmt; | |
300 gcc_assert (is_gimple_call (stmt)); | |
301 arg_num = gimple_call_num_args (stmt); | |
302 if (VEC_length (ipa_edge_args_t, ipa_edge_args_vector) | |
303 <= (unsigned) cgraph_edge_max_uid) | |
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304 VEC_safe_grow_cleared (ipa_edge_args_t, gc, |
0 | 305 ipa_edge_args_vector, cgraph_edge_max_uid + 1); |
306 ipa_set_cs_argument_count (IPA_EDGE_REF (cs), arg_num); | |
307 } | |
308 | |
63
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309 /* Print the jump functions associated with call graph edge CS to file F. */ |
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310 |
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311 static void |
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312 ipa_print_node_jump_functions_for_edge (FILE *f, struct cgraph_edge *cs) |
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313 { |
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314 int i, count; |
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315 |
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316 count = ipa_get_cs_argument_count (IPA_EDGE_REF (cs)); |
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317 for (i = 0; i < count; i++) |
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318 { |
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319 struct ipa_jump_func *jump_func; |
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320 enum jump_func_type type; |
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321 |
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322 jump_func = ipa_get_ith_jump_func (IPA_EDGE_REF (cs), i); |
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323 type = jump_func->type; |
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324 |
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325 fprintf (f, " param %d: ", i); |
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326 if (type == IPA_JF_UNKNOWN) |
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327 fprintf (f, "UNKNOWN\n"); |
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328 else if (type == IPA_JF_KNOWN_TYPE) |
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329 { |
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330 tree binfo_type = TREE_TYPE (jump_func->value.base_binfo); |
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331 fprintf (f, "KNOWN TYPE, type in binfo is: "); |
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332 print_generic_expr (f, binfo_type, 0); |
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333 fprintf (f, " (%u)\n", TYPE_UID (binfo_type)); |
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334 } |
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335 else if (type == IPA_JF_CONST) |
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336 { |
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337 tree val = jump_func->value.constant; |
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338 fprintf (f, "CONST: "); |
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339 print_generic_expr (f, val, 0); |
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340 if (TREE_CODE (val) == ADDR_EXPR |
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341 && TREE_CODE (TREE_OPERAND (val, 0)) == CONST_DECL) |
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342 { |
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343 fprintf (f, " -> "); |
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344 print_generic_expr (f, DECL_INITIAL (TREE_OPERAND (val, 0)), |
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345 0); |
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346 } |
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347 fprintf (f, "\n"); |
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348 } |
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349 else if (type == IPA_JF_CONST_MEMBER_PTR) |
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350 { |
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351 fprintf (f, "CONST MEMBER PTR: "); |
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352 print_generic_expr (f, jump_func->value.member_cst.pfn, 0); |
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353 fprintf (f, ", "); |
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354 print_generic_expr (f, jump_func->value.member_cst.delta, 0); |
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355 fprintf (f, "\n"); |
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356 } |
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357 else if (type == IPA_JF_PASS_THROUGH) |
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358 { |
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359 fprintf (f, "PASS THROUGH: "); |
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360 fprintf (f, "%d, op %s ", |
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361 jump_func->value.pass_through.formal_id, |
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362 tree_code_name[(int) |
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363 jump_func->value.pass_through.operation]); |
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364 if (jump_func->value.pass_through.operation != NOP_EXPR) |
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365 print_generic_expr (dump_file, |
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366 jump_func->value.pass_through.operand, 0); |
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367 fprintf (dump_file, "\n"); |
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368 } |
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369 else if (type == IPA_JF_ANCESTOR) |
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370 { |
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371 fprintf (f, "ANCESTOR: "); |
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372 fprintf (f, "%d, offset "HOST_WIDE_INT_PRINT_DEC", ", |
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373 jump_func->value.ancestor.formal_id, |
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374 jump_func->value.ancestor.offset); |
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375 print_generic_expr (f, jump_func->value.ancestor.type, 0); |
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376 fprintf (dump_file, "\n"); |
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377 } |
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378 } |
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379 } |
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380 |
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381 |
0 | 382 /* Print the jump functions of all arguments on all call graph edges going from |
383 NODE to file F. */ | |
384 | |
385 void | |
386 ipa_print_node_jump_functions (FILE *f, struct cgraph_node *node) | |
387 { | |
388 struct cgraph_edge *cs; | |
63
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389 int i; |
0 | 390 |
391 fprintf (f, " Jump functions of caller %s:\n", cgraph_node_name (node)); | |
392 for (cs = node->callees; cs; cs = cs->next_callee) | |
393 { | |
394 if (!ipa_edge_args_info_available_for_edge_p (cs)) | |
395 continue; | |
396 | |
63
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397 fprintf (f, " callsite %s/%i -> %s/%i : \n", |
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398 cgraph_node_name (node), node->uid, |
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399 cgraph_node_name (cs->callee), cs->callee->uid); |
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400 ipa_print_node_jump_functions_for_edge (f, cs); |
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401 } |
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402 |
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403 for (cs = node->indirect_calls, i = 0; cs; cs = cs->next_callee, i++) |
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404 { |
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405 if (!ipa_edge_args_info_available_for_edge_p (cs)) |
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406 continue; |
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407 |
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408 if (cs->call_stmt) |
0 | 409 { |
63
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410 fprintf (f, " indirect callsite %d for stmt ", i); |
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411 print_gimple_stmt (f, cs->call_stmt, 0, TDF_SLIM); |
0 | 412 } |
63
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413 else |
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414 fprintf (f, " indirect callsite %d :\n", i); |
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415 ipa_print_node_jump_functions_for_edge (f, cs); |
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416 |
0 | 417 } |
418 } | |
419 | |
420 /* Print ipa_jump_func data structures of all nodes in the call graph to F. */ | |
421 | |
422 void | |
423 ipa_print_all_jump_functions (FILE *f) | |
424 { | |
425 struct cgraph_node *node; | |
426 | |
427 fprintf (f, "\nJump functions:\n"); | |
428 for (node = cgraph_nodes; node; node = node->next) | |
429 { | |
430 ipa_print_node_jump_functions (f, node); | |
431 } | |
432 } | |
433 | |
63
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434 /* Given that an actual argument is an SSA_NAME (given in NAME) and is a result |
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435 of an assignment statement STMT, try to find out whether NAME can be |
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436 described by a (possibly polynomial) pass-through jump-function or an |
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437 ancestor jump function and if so, write the appropriate function into |
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438 JFUNC */ |
55
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439 |
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440 static void |
63
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441 compute_complex_assign_jump_func (struct ipa_node_params *info, |
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442 struct ipa_jump_func *jfunc, |
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443 gimple stmt, tree name) |
55
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444 { |
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445 HOST_WIDE_INT offset, size, max_size; |
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446 tree op1, op2, type; |
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447 int index; |
63
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448 |
55
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449 op1 = gimple_assign_rhs1 (stmt); |
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450 op2 = gimple_assign_rhs2 (stmt); |
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451 |
63
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452 if (TREE_CODE (op1) == SSA_NAME |
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453 && SSA_NAME_IS_DEFAULT_DEF (op1)) |
55
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454 { |
63
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455 index = ipa_get_param_decl_index (info, SSA_NAME_VAR (op1)); |
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456 if (index < 0) |
55
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457 return; |
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458 |
63
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459 if (op2) |
55
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460 { |
63
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461 if (!is_gimple_ip_invariant (op2) |
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462 || (TREE_CODE_CLASS (gimple_expr_code (stmt)) != tcc_comparison |
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463 && !useless_type_conversion_p (TREE_TYPE (name), |
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464 TREE_TYPE (op1)))) |
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465 return; |
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466 |
55
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467 jfunc->type = IPA_JF_PASS_THROUGH; |
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468 jfunc->value.pass_through.formal_id = index; |
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469 jfunc->value.pass_through.operation = gimple_assign_rhs_code (stmt); |
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470 jfunc->value.pass_through.operand = op2; |
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471 } |
63
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472 else if (gimple_assign_unary_nop_p (stmt)) |
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473 { |
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474 jfunc->type = IPA_JF_PASS_THROUGH; |
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475 jfunc->value.pass_through.formal_id = index; |
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476 jfunc->value.pass_through.operation = NOP_EXPR; |
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477 } |
55
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478 return; |
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479 } |
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480 |
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481 if (TREE_CODE (op1) != ADDR_EXPR) |
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482 return; |
63
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483 |
55
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484 op1 = TREE_OPERAND (op1, 0); |
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485 type = TREE_TYPE (op1); |
63
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486 if (TREE_CODE (type) != RECORD_TYPE) |
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487 return; |
55
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488 op1 = get_ref_base_and_extent (op1, &offset, &size, &max_size); |
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489 if (TREE_CODE (op1) != INDIRECT_REF |
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490 /* If this is a varying address, punt. */ |
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491 || max_size == -1 |
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492 || max_size != size) |
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493 return; |
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changeset
|
494 op1 = TREE_OPERAND (op1, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
495 if (TREE_CODE (op1) != SSA_NAME |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
496 || !SSA_NAME_IS_DEFAULT_DEF (op1)) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
497 return; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
498 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
499 index = ipa_get_param_decl_index (info, SSA_NAME_VAR (op1)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
500 if (index >= 0) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
501 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
502 jfunc->type = IPA_JF_ANCESTOR; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
503 jfunc->value.ancestor.formal_id = index; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
504 jfunc->value.ancestor.offset = offset; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
505 jfunc->value.ancestor.type = type; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
506 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
507 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
508 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
509 |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
510 /* Given that an actual argument is an SSA_NAME that is a result of a phi |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
511 statement PHI, try to find out whether NAME is in fact a |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
512 multiple-inheritance typecast from a descendant into an ancestor of a formal |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
513 parameter and thus can be described by an ancestor jump function and if so, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
514 write the appropriate function into JFUNC. |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
515 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
516 Essentially we want to match the following pattern: |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
517 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
518 if (obj_2(D) != 0B) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
519 goto <bb 3>; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
520 else |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
521 goto <bb 4>; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
522 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
523 <bb 3>: |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
524 iftmp.1_3 = &obj_2(D)->D.1762; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
525 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
526 <bb 4>: |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
527 # iftmp.1_1 = PHI <iftmp.1_3(3), 0B(2)> |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
528 D.1879_6 = middleman_1 (iftmp.1_1, i_5(D)); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
529 return D.1879_6; */ |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
530 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
531 static void |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
532 compute_complex_ancestor_jump_func (struct ipa_node_params *info, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
533 struct ipa_jump_func *jfunc, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
534 gimple phi) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
535 { |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
536 HOST_WIDE_INT offset, size, max_size; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
537 gimple assign, cond; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
538 basic_block phi_bb, assign_bb, cond_bb; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
539 tree tmp, parm, expr; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
540 int index, i; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
541 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
542 if (gimple_phi_num_args (phi) != 2 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
543 || !integer_zerop (PHI_ARG_DEF (phi, 1))) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
544 return; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
545 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
546 tmp = PHI_ARG_DEF (phi, 0); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
547 if (TREE_CODE (tmp) != SSA_NAME |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
548 || SSA_NAME_IS_DEFAULT_DEF (tmp) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
549 || !POINTER_TYPE_P (TREE_TYPE (tmp)) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
550 || TREE_CODE (TREE_TYPE (TREE_TYPE (tmp))) != RECORD_TYPE) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
551 return; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
552 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
553 assign = SSA_NAME_DEF_STMT (tmp); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
554 assign_bb = gimple_bb (assign); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
555 if (!single_pred_p (assign_bb) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
556 || !gimple_assign_single_p (assign)) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
557 return; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
558 expr = gimple_assign_rhs1 (assign); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
559 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
560 if (TREE_CODE (expr) != ADDR_EXPR) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
561 return; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
562 expr = TREE_OPERAND (expr, 0); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
563 expr = get_ref_base_and_extent (expr, &offset, &size, &max_size); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
564 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
565 if (TREE_CODE (expr) != INDIRECT_REF |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
566 /* If this is a varying address, punt. */ |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
567 || max_size == -1 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
568 || max_size != size) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
569 return; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
570 parm = TREE_OPERAND (expr, 0); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
571 if (TREE_CODE (parm) != SSA_NAME |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
572 || !SSA_NAME_IS_DEFAULT_DEF (parm)) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
573 return; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
574 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
575 index = ipa_get_param_decl_index (info, SSA_NAME_VAR (parm)); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
576 if (index < 0) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
577 return; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
578 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
579 cond_bb = single_pred (assign_bb); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
580 cond = last_stmt (cond_bb); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
581 if (!cond |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
582 || gimple_code (cond) != GIMPLE_COND |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
583 || gimple_cond_code (cond) != NE_EXPR |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
584 || gimple_cond_lhs (cond) != parm |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
585 || !integer_zerop (gimple_cond_rhs (cond))) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
586 return; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
587 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
588 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
589 phi_bb = gimple_bb (phi); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
590 for (i = 0; i < 2; i++) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
591 { |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
592 basic_block pred = EDGE_PRED (phi_bb, i)->src; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
593 if (pred != assign_bb && pred != cond_bb) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
594 return; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
595 } |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
596 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
597 jfunc->type = IPA_JF_ANCESTOR; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
598 jfunc->value.ancestor.formal_id = index; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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diff
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599 jfunc->value.ancestor.offset = offset; |
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600 jfunc->value.ancestor.type = TREE_TYPE (TREE_TYPE (tmp)); |
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601 } |
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602 |
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603 /* Given OP whch is passed as an actual argument to a called function, |
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604 determine if it is possible to construct a KNOWN_TYPE jump function for it |
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605 and if so, create one and store it to JFUNC. */ |
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606 |
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607 static void |
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608 compute_known_type_jump_func (tree op, struct ipa_jump_func *jfunc) |
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609 { |
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610 tree binfo; |
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611 |
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612 if (TREE_CODE (op) != ADDR_EXPR) |
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613 return; |
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614 |
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615 op = TREE_OPERAND (op, 0); |
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616 binfo = gimple_get_relevant_ref_binfo (op, NULL_TREE); |
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617 if (binfo) |
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618 { |
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619 jfunc->type = IPA_JF_KNOWN_TYPE; |
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620 jfunc->value.base_binfo = binfo; |
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621 } |
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622 } |
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623 |
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624 |
0 | 625 /* Determine the jump functions of scalar arguments. Scalar means SSA names |
626 and constants of a number of selected types. INFO is the ipa_node_params | |
627 structure associated with the caller, FUNCTIONS is a pointer to an array of | |
628 jump function structures associated with CALL which is the call statement | |
629 being examined.*/ | |
630 | |
631 static void | |
632 compute_scalar_jump_functions (struct ipa_node_params *info, | |
633 struct ipa_jump_func *functions, | |
634 gimple call) | |
635 { | |
636 tree arg; | |
637 unsigned num = 0; | |
638 | |
639 for (num = 0; num < gimple_call_num_args (call); num++) | |
640 { | |
641 arg = gimple_call_arg (call, num); | |
642 | |
643 if (is_gimple_ip_invariant (arg)) | |
644 { | |
55
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645 functions[num].type = IPA_JF_CONST; |
0 | 646 functions[num].value.constant = arg; |
647 } | |
55
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648 else if (TREE_CODE (arg) == SSA_NAME) |
0 | 649 { |
55
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650 if (SSA_NAME_IS_DEFAULT_DEF (arg)) |
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651 { |
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652 int index = ipa_get_param_decl_index (info, SSA_NAME_VAR (arg)); |
0 | 653 |
55
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654 if (index >= 0) |
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655 { |
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656 functions[num].type = IPA_JF_PASS_THROUGH; |
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657 functions[num].value.pass_through.formal_id = index; |
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658 functions[num].value.pass_through.operation = NOP_EXPR; |
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659 } |
0 | 660 } |
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661 else |
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662 { |
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663 gimple stmt = SSA_NAME_DEF_STMT (arg); |
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664 if (is_gimple_assign (stmt)) |
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665 compute_complex_assign_jump_func (info, &functions[num], |
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666 stmt, arg); |
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667 else if (gimple_code (stmt) == GIMPLE_PHI) |
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668 compute_complex_ancestor_jump_func (info, &functions[num], |
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669 stmt); |
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670 } |
0 | 671 } |
63
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672 else |
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673 compute_known_type_jump_func (arg, &functions[num]); |
0 | 674 } |
675 } | |
676 | |
677 /* Inspect the given TYPE and return true iff it has the same structure (the | |
678 same number of fields of the same types) as a C++ member pointer. If | |
679 METHOD_PTR and DELTA are non-NULL, store the trees representing the | |
680 corresponding fields there. */ | |
681 | |
682 static bool | |
683 type_like_member_ptr_p (tree type, tree *method_ptr, tree *delta) | |
684 { | |
685 tree fld; | |
686 | |
687 if (TREE_CODE (type) != RECORD_TYPE) | |
688 return false; | |
689 | |
690 fld = TYPE_FIELDS (type); | |
691 if (!fld || !POINTER_TYPE_P (TREE_TYPE (fld)) | |
692 || TREE_CODE (TREE_TYPE (TREE_TYPE (fld))) != METHOD_TYPE) | |
693 return false; | |
694 | |
695 if (method_ptr) | |
696 *method_ptr = fld; | |
697 | |
698 fld = TREE_CHAIN (fld); | |
699 if (!fld || INTEGRAL_TYPE_P (fld)) | |
700 return false; | |
701 if (delta) | |
702 *delta = fld; | |
703 | |
704 if (TREE_CHAIN (fld)) | |
705 return false; | |
706 | |
707 return true; | |
708 } | |
709 | |
710 /* Go through arguments of the CALL and for every one that looks like a member | |
711 pointer, check whether it can be safely declared pass-through and if so, | |
712 mark that to the corresponding item of jump FUNCTIONS. Return true iff | |
713 there are non-pass-through member pointers within the arguments. INFO | |
714 describes formal parameters of the caller. */ | |
715 | |
716 static bool | |
717 compute_pass_through_member_ptrs (struct ipa_node_params *info, | |
718 struct ipa_jump_func *functions, | |
719 gimple call) | |
720 { | |
721 bool undecided_members = false; | |
722 unsigned num; | |
723 tree arg; | |
724 | |
725 for (num = 0; num < gimple_call_num_args (call); num++) | |
726 { | |
727 arg = gimple_call_arg (call, num); | |
728 | |
729 if (type_like_member_ptr_p (TREE_TYPE (arg), NULL, NULL)) | |
730 { | |
731 if (TREE_CODE (arg) == PARM_DECL) | |
732 { | |
733 int index = ipa_get_param_decl_index (info, arg); | |
734 | |
735 gcc_assert (index >=0); | |
736 if (!ipa_is_param_modified (info, index)) | |
737 { | |
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738 functions[num].type = IPA_JF_PASS_THROUGH; |
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739 functions[num].value.pass_through.formal_id = index; |
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740 functions[num].value.pass_through.operation = NOP_EXPR; |
0 | 741 } |
742 else | |
743 undecided_members = true; | |
744 } | |
745 else | |
746 undecided_members = true; | |
747 } | |
748 } | |
749 | |
750 return undecided_members; | |
751 } | |
752 | |
753 /* Simple function filling in a member pointer constant jump function (with PFN | |
754 and DELTA as the constant value) into JFUNC. */ | |
755 | |
756 static void | |
757 fill_member_ptr_cst_jump_function (struct ipa_jump_func *jfunc, | |
758 tree pfn, tree delta) | |
759 { | |
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760 jfunc->type = IPA_JF_CONST_MEMBER_PTR; |
0 | 761 jfunc->value.member_cst.pfn = pfn; |
762 jfunc->value.member_cst.delta = delta; | |
763 } | |
764 | |
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765 /* If RHS is an SSA_NAMe and it is defined by a simple copy assign statement, |
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766 return the rhs of its defining statement. */ |
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767 |
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768 static inline tree |
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769 get_ssa_def_if_simple_copy (tree rhs) |
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770 { |
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771 while (TREE_CODE (rhs) == SSA_NAME && !SSA_NAME_IS_DEFAULT_DEF (rhs)) |
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772 { |
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773 gimple def_stmt = SSA_NAME_DEF_STMT (rhs); |
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774 |
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775 if (gimple_assign_single_p (def_stmt)) |
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776 rhs = gimple_assign_rhs1 (def_stmt); |
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777 else |
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778 break; |
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779 } |
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780 return rhs; |
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781 } |
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782 |
0 | 783 /* Traverse statements from CALL backwards, scanning whether the argument ARG |
784 which is a member pointer is filled in with constant values. If it is, fill | |
785 the jump function JFUNC in appropriately. METHOD_FIELD and DELTA_FIELD are | |
786 fields of the record type of the member pointer. To give an example, we | |
787 look for a pattern looking like the following: | |
788 | |
789 D.2515.__pfn ={v} printStuff; | |
790 D.2515.__delta ={v} 0; | |
791 i_1 = doprinting (D.2515); */ | |
792 | |
793 static void | |
794 determine_cst_member_ptr (gimple call, tree arg, tree method_field, | |
795 tree delta_field, struct ipa_jump_func *jfunc) | |
796 { | |
797 gimple_stmt_iterator gsi; | |
798 tree method = NULL_TREE; | |
799 tree delta = NULL_TREE; | |
800 | |
801 gsi = gsi_for_stmt (call); | |
802 | |
803 gsi_prev (&gsi); | |
804 for (; !gsi_end_p (gsi); gsi_prev (&gsi)) | |
805 { | |
806 gimple stmt = gsi_stmt (gsi); | |
807 tree lhs, rhs, fld; | |
808 | |
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809 if (!gimple_assign_single_p (stmt)) |
0 | 810 return; |
811 | |
812 lhs = gimple_assign_lhs (stmt); | |
813 rhs = gimple_assign_rhs1 (stmt); | |
814 | |
815 if (TREE_CODE (lhs) != COMPONENT_REF | |
816 || TREE_OPERAND (lhs, 0) != arg) | |
817 continue; | |
818 | |
819 fld = TREE_OPERAND (lhs, 1); | |
820 if (!method && fld == method_field) | |
821 { | |
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822 rhs = get_ssa_def_if_simple_copy (rhs); |
0 | 823 if (TREE_CODE (rhs) == ADDR_EXPR |
824 && TREE_CODE (TREE_OPERAND (rhs, 0)) == FUNCTION_DECL | |
825 && TREE_CODE (TREE_TYPE (TREE_OPERAND (rhs, 0))) == METHOD_TYPE) | |
826 { | |
827 method = TREE_OPERAND (rhs, 0); | |
828 if (delta) | |
829 { | |
830 fill_member_ptr_cst_jump_function (jfunc, rhs, delta); | |
831 return; | |
832 } | |
833 } | |
834 else | |
835 return; | |
836 } | |
837 | |
838 if (!delta && fld == delta_field) | |
839 { | |
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840 rhs = get_ssa_def_if_simple_copy (rhs); |
0 | 841 if (TREE_CODE (rhs) == INTEGER_CST) |
842 { | |
843 delta = rhs; | |
844 if (method) | |
845 { | |
846 fill_member_ptr_cst_jump_function (jfunc, rhs, delta); | |
847 return; | |
848 } | |
849 } | |
850 else | |
851 return; | |
852 } | |
853 } | |
854 | |
855 return; | |
856 } | |
857 | |
858 /* Go through the arguments of the CALL and for every member pointer within | |
859 tries determine whether it is a constant. If it is, create a corresponding | |
860 constant jump function in FUNCTIONS which is an array of jump functions | |
861 associated with the call. */ | |
862 | |
863 static void | |
864 compute_cst_member_ptr_arguments (struct ipa_jump_func *functions, | |
865 gimple call) | |
866 { | |
867 unsigned num; | |
868 tree arg, method_field, delta_field; | |
869 | |
870 for (num = 0; num < gimple_call_num_args (call); num++) | |
871 { | |
872 arg = gimple_call_arg (call, num); | |
873 | |
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874 if (functions[num].type == IPA_JF_UNKNOWN |
0 | 875 && type_like_member_ptr_p (TREE_TYPE (arg), &method_field, |
876 &delta_field)) | |
877 determine_cst_member_ptr (call, arg, method_field, delta_field, | |
878 &functions[num]); | |
879 } | |
880 } | |
881 | |
882 /* Compute jump function for all arguments of callsite CS and insert the | |
883 information in the jump_functions array in the ipa_edge_args corresponding | |
884 to this callsite. */ | |
885 | |
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886 static void |
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887 ipa_compute_jump_functions_for_edge (struct cgraph_edge *cs) |
0 | 888 { |
889 struct ipa_node_params *info = IPA_NODE_REF (cs->caller); | |
890 struct ipa_edge_args *arguments = IPA_EDGE_REF (cs); | |
891 gimple call; | |
892 | |
893 if (ipa_get_cs_argument_count (arguments) == 0 || arguments->jump_functions) | |
894 return; | |
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895 arguments->jump_functions = GGC_CNEWVEC (struct ipa_jump_func, |
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896 ipa_get_cs_argument_count (arguments)); |
0 | 897 |
898 call = cs->call_stmt; | |
899 gcc_assert (is_gimple_call (call)); | |
900 | |
901 /* We will deal with constants and SSA scalars first: */ | |
902 compute_scalar_jump_functions (info, arguments->jump_functions, call); | |
903 | |
904 /* Let's check whether there are any potential member pointers and if so, | |
905 whether we can determine their functions as pass_through. */ | |
906 if (!compute_pass_through_member_ptrs (info, arguments->jump_functions, call)) | |
907 return; | |
908 | |
909 /* Finally, let's check whether we actually pass a new constant member | |
910 pointer here... */ | |
911 compute_cst_member_ptr_arguments (arguments->jump_functions, call); | |
912 } | |
913 | |
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914 /* Compute jump functions for all edges - both direct and indirect - outgoing |
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915 from NODE. Also count the actual arguments in the process. */ |
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916 |
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917 void |
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918 ipa_compute_jump_functions (struct cgraph_node *node) |
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919 { |
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920 struct cgraph_edge *cs; |
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921 |
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922 for (cs = node->callees; cs; cs = cs->next_callee) |
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923 { |
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924 /* We do not need to bother analyzing calls to unknown |
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925 functions unless they may become known during lto/whopr. */ |
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926 if (!cs->callee->analyzed && !flag_lto && !flag_whopr) |
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927 continue; |
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928 ipa_count_arguments (cs); |
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929 if (ipa_get_cs_argument_count (IPA_EDGE_REF (cs)) |
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930 != ipa_get_param_count (IPA_NODE_REF (cs->callee))) |
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931 ipa_set_called_with_variable_arg (IPA_NODE_REF (cs->callee)); |
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932 ipa_compute_jump_functions_for_edge (cs); |
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933 } |
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934 |
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935 for (cs = node->indirect_calls; cs; cs = cs->next_callee) |
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936 { |
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937 ipa_count_arguments (cs); |
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938 ipa_compute_jump_functions_for_edge (cs); |
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939 } |
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940 } |
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941 |
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942 /* If RHS looks like a rhs of a statement loading pfn from a member |
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943 pointer formal parameter, return the parameter, otherwise return |
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944 NULL. If USE_DELTA, then we look for a use of the delta field |
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945 rather than the pfn. */ |
0 | 946 |
947 static tree | |
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948 ipa_get_member_ptr_load_param (tree rhs, bool use_delta) |
0 | 949 { |
950 tree rec, fld; | |
951 tree ptr_field; | |
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952 tree delta_field; |
0 | 953 |
954 if (TREE_CODE (rhs) != COMPONENT_REF) | |
955 return NULL_TREE; | |
956 | |
957 rec = TREE_OPERAND (rhs, 0); | |
958 if (TREE_CODE (rec) != PARM_DECL | |
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959 || !type_like_member_ptr_p (TREE_TYPE (rec), &ptr_field, &delta_field)) |
0 | 960 return NULL_TREE; |
961 | |
962 fld = TREE_OPERAND (rhs, 1); | |
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963 if (use_delta ? (fld == delta_field) : (fld == ptr_field)) |
0 | 964 return rec; |
965 else | |
966 return NULL_TREE; | |
967 } | |
968 | |
969 /* If STMT looks like a statement loading a value from a member pointer formal | |
970 parameter, this function returns that parameter. */ | |
971 | |
972 static tree | |
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973 ipa_get_stmt_member_ptr_load_param (gimple stmt, bool use_delta) |
0 | 974 { |
975 tree rhs; | |
976 | |
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977 if (!gimple_assign_single_p (stmt)) |
0 | 978 return NULL_TREE; |
979 | |
980 rhs = gimple_assign_rhs1 (stmt); | |
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981 return ipa_get_member_ptr_load_param (rhs, use_delta); |
0 | 982 } |
983 | |
984 /* Returns true iff T is an SSA_NAME defined by a statement. */ | |
985 | |
986 static bool | |
987 ipa_is_ssa_with_stmt_def (tree t) | |
988 { | |
989 if (TREE_CODE (t) == SSA_NAME | |
990 && !SSA_NAME_IS_DEFAULT_DEF (t)) | |
991 return true; | |
992 else | |
993 return false; | |
994 } | |
995 | |
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996 /* Find the indirect call graph edge corresponding to STMT and add to it all |
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997 information necessary to describe a call to a parameter number PARAM_INDEX. |
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998 NODE is the caller. POLYMORPHIC should be set to true iff the call is a |
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999 virtual one. */ |
0 | 1000 |
1001 static void | |
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1002 ipa_note_param_call (struct cgraph_node *node, int param_index, gimple stmt, |
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1003 bool polymorphic) |
0 | 1004 { |
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1005 struct cgraph_edge *cs; |
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1006 |
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1007 cs = cgraph_edge (node, stmt); |
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1008 cs->indirect_info->param_index = param_index; |
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1009 cs->indirect_info->anc_offset = 0; |
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1010 cs->indirect_info->polymorphic = polymorphic; |
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1011 if (polymorphic) |
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1012 { |
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1013 tree otr = gimple_call_fn (stmt); |
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1014 tree type, token = OBJ_TYPE_REF_TOKEN (otr); |
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1015 cs->indirect_info->otr_token = tree_low_cst (token, 1); |
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1016 type = TREE_TYPE (TREE_TYPE (OBJ_TYPE_REF_OBJECT (otr))); |
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1017 cs->indirect_info->otr_type = type; |
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1018 } |
0 | 1019 } |
1020 | |
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1021 /* Analyze the CALL and examine uses of formal parameters of the caller NODE |
0 | 1022 (described by INFO). Currently it checks whether the call calls a pointer |
1023 that is a formal parameter and if so, the parameter is marked with the | |
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1024 called flag and an indirect call graph edge describing the call is created. |
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1025 This is very simple for ordinary pointers represented in SSA but not-so-nice |
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1026 when it comes to member pointers. The ugly part of this function does |
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1027 nothing more than trying to match the pattern of such a call. An example of |
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1028 such a pattern is the gimple dump below, the call is on the last line: |
0 | 1029 |
1030 <bb 2>: | |
1031 f$__delta_5 = f.__delta; | |
1032 f$__pfn_24 = f.__pfn; | |
1033 D.2496_3 = (int) f$__pfn_24; | |
1034 D.2497_4 = D.2496_3 & 1; | |
1035 if (D.2497_4 != 0) | |
1036 goto <bb 3>; | |
1037 else | |
1038 goto <bb 4>; | |
1039 | |
1040 <bb 3>: | |
1041 D.2500_7 = (unsigned int) f$__delta_5; | |
1042 D.2501_8 = &S + D.2500_7; | |
1043 D.2502_9 = (int (*__vtbl_ptr_type) (void) * *) D.2501_8; | |
1044 D.2503_10 = *D.2502_9; | |
1045 D.2504_12 = f$__pfn_24 + -1; | |
1046 D.2505_13 = (unsigned int) D.2504_12; | |
1047 D.2506_14 = D.2503_10 + D.2505_13; | |
1048 D.2507_15 = *D.2506_14; | |
1049 iftmp.11_16 = (String:: *) D.2507_15; | |
1050 | |
1051 <bb 4>: | |
1052 # iftmp.11_1 = PHI <iftmp.11_16(3), f$__pfn_24(2)> | |
1053 D.2500_19 = (unsigned int) f$__delta_5; | |
1054 D.2508_20 = &S + D.2500_19; | |
1055 D.2493_21 = iftmp.11_1 (D.2508_20, 4); | |
1056 | |
1057 Such patterns are results of simple calls to a member pointer: | |
1058 | |
1059 int doprinting (int (MyString::* f)(int) const) | |
1060 { | |
1061 MyString S ("somestring"); | |
1062 | |
1063 return (S.*f)(4); | |
1064 } | |
1065 */ | |
1066 | |
1067 static void | |
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1068 ipa_analyze_indirect_call_uses (struct cgraph_node *node, |
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1069 struct ipa_node_params *info, |
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1070 gimple call, tree target) |
0 | 1071 { |
1072 gimple def; | |
1073 tree n1, n2; | |
1074 gimple d1, d2; | |
1075 tree rec, rec2, cond; | |
1076 gimple branch; | |
1077 int index; | |
1078 basic_block bb, virt_bb, join; | |
1079 | |
1080 if (SSA_NAME_IS_DEFAULT_DEF (target)) | |
1081 { | |
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1082 tree var = SSA_NAME_VAR (target); |
0 | 1083 index = ipa_get_param_decl_index (info, var); |
1084 if (index >= 0) | |
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1085 ipa_note_param_call (node, index, call, false); |
0 | 1086 return; |
1087 } | |
1088 | |
1089 /* Now we need to try to match the complex pattern of calling a member | |
1090 pointer. */ | |
1091 | |
1092 if (!POINTER_TYPE_P (TREE_TYPE (target)) | |
1093 || TREE_CODE (TREE_TYPE (TREE_TYPE (target))) != METHOD_TYPE) | |
1094 return; | |
1095 | |
1096 def = SSA_NAME_DEF_STMT (target); | |
1097 if (gimple_code (def) != GIMPLE_PHI) | |
1098 return; | |
1099 | |
1100 if (gimple_phi_num_args (def) != 2) | |
1101 return; | |
1102 | |
1103 /* First, we need to check whether one of these is a load from a member | |
1104 pointer that is a parameter to this function. */ | |
1105 n1 = PHI_ARG_DEF (def, 0); | |
1106 n2 = PHI_ARG_DEF (def, 1); | |
1107 if (!ipa_is_ssa_with_stmt_def (n1) || !ipa_is_ssa_with_stmt_def (n2)) | |
1108 return; | |
1109 d1 = SSA_NAME_DEF_STMT (n1); | |
1110 d2 = SSA_NAME_DEF_STMT (n2); | |
1111 | |
55
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1112 if ((rec = ipa_get_stmt_member_ptr_load_param (d1, false))) |
0 | 1113 { |
55
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1114 if (ipa_get_stmt_member_ptr_load_param (d2, false)) |
0 | 1115 return; |
1116 | |
1117 bb = gimple_bb (d1); | |
1118 virt_bb = gimple_bb (d2); | |
1119 } | |
55
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|
1120 else if ((rec = ipa_get_stmt_member_ptr_load_param (d2, false))) |
0 | 1121 { |
1122 bb = gimple_bb (d2); | |
1123 virt_bb = gimple_bb (d1); | |
1124 } | |
1125 else | |
1126 return; | |
1127 | |
1128 /* Second, we need to check that the basic blocks are laid out in the way | |
1129 corresponding to the pattern. */ | |
1130 | |
1131 join = gimple_bb (def); | |
1132 if (!single_pred_p (virt_bb) || !single_succ_p (virt_bb) | |
1133 || single_pred (virt_bb) != bb | |
1134 || single_succ (virt_bb) != join) | |
1135 return; | |
1136 | |
1137 /* Third, let's see that the branching is done depending on the least | |
1138 significant bit of the pfn. */ | |
1139 | |
1140 branch = last_stmt (bb); | |
1141 if (gimple_code (branch) != GIMPLE_COND) | |
1142 return; | |
1143 | |
1144 if (gimple_cond_code (branch) != NE_EXPR | |
1145 || !integer_zerop (gimple_cond_rhs (branch))) | |
1146 return; | |
1147 | |
1148 cond = gimple_cond_lhs (branch); | |
1149 if (!ipa_is_ssa_with_stmt_def (cond)) | |
1150 return; | |
1151 | |
1152 def = SSA_NAME_DEF_STMT (cond); | |
55
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1153 if (!is_gimple_assign (def) |
0 | 1154 || gimple_assign_rhs_code (def) != BIT_AND_EXPR |
1155 || !integer_onep (gimple_assign_rhs2 (def))) | |
1156 return; | |
1157 | |
1158 cond = gimple_assign_rhs1 (def); | |
1159 if (!ipa_is_ssa_with_stmt_def (cond)) | |
1160 return; | |
1161 | |
1162 def = SSA_NAME_DEF_STMT (cond); | |
1163 | |
55
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1164 if (is_gimple_assign (def) |
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1165 && CONVERT_EXPR_CODE_P (gimple_assign_rhs_code (def))) |
0 | 1166 { |
1167 cond = gimple_assign_rhs1 (def); | |
1168 if (!ipa_is_ssa_with_stmt_def (cond)) | |
1169 return; | |
1170 def = SSA_NAME_DEF_STMT (cond); | |
1171 } | |
1172 | |
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1173 rec2 = ipa_get_stmt_member_ptr_load_param (def, |
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1174 (TARGET_PTRMEMFUNC_VBIT_LOCATION |
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1175 == ptrmemfunc_vbit_in_delta)); |
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1176 |
0 | 1177 if (rec != rec2) |
1178 return; | |
1179 | |
1180 index = ipa_get_param_decl_index (info, rec); | |
1181 if (index >= 0 && !ipa_is_param_modified (info, index)) | |
63
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1182 ipa_note_param_call (node, index, call, false); |
0 | 1183 |
1184 return; | |
1185 } | |
1186 | |
63
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1187 /* Analyze a CALL to an OBJ_TYPE_REF which is passed in TARGET and if the |
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1188 object referenced in the expression is a formal parameter of the caller |
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1189 (described by INFO), create a call note for the statement. */ |
0 | 1190 |
1191 static void | |
63
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1192 ipa_analyze_virtual_call_uses (struct cgraph_node *node, |
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1193 struct ipa_node_params *info, gimple call, |
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1194 tree target) |
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1195 { |
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1196 tree obj = OBJ_TYPE_REF_OBJECT (target); |
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1197 tree var; |
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1198 int index; |
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1199 |
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1200 if (TREE_CODE (obj) == ADDR_EXPR) |
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1201 { |
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1202 do |
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1203 { |
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1204 obj = TREE_OPERAND (obj, 0); |
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1205 } |
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1206 while (TREE_CODE (obj) == COMPONENT_REF); |
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1207 if (TREE_CODE (obj) != INDIRECT_REF) |
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1208 return; |
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1209 obj = TREE_OPERAND (obj, 0); |
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1210 } |
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1211 |
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1212 if (TREE_CODE (obj) != SSA_NAME |
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1213 || !SSA_NAME_IS_DEFAULT_DEF (obj)) |
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1214 return; |
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1215 |
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1216 var = SSA_NAME_VAR (obj); |
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1217 index = ipa_get_param_decl_index (info, var); |
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1218 |
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1219 if (index >= 0) |
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1220 ipa_note_param_call (node, index, call, true); |
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1221 } |
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1222 |
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1223 /* Analyze a call statement CALL whether and how it utilizes formal parameters |
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1224 of the caller (described by INFO). */ |
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1225 |
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|
1226 static void |
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1227 ipa_analyze_call_uses (struct cgraph_node *node, |
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1228 struct ipa_node_params *info, gimple call) |
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1229 { |
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1230 tree target = gimple_call_fn (call); |
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1231 |
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1232 if (TREE_CODE (target) == SSA_NAME) |
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1233 ipa_analyze_indirect_call_uses (node, info, call, target); |
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1234 else if (TREE_CODE (target) == OBJ_TYPE_REF) |
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1235 ipa_analyze_virtual_call_uses (node, info, call, target); |
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|
1236 } |
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1237 |
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1238 |
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1239 /* Analyze the call statement STMT with respect to formal parameters (described |
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1240 in INFO) of caller given by NODE. Currently it only checks whether formal |
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1241 parameters are called. */ |
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1242 |
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1243 static void |
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1244 ipa_analyze_stmt_uses (struct cgraph_node *node, struct ipa_node_params *info, |
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1245 gimple stmt) |
0 | 1246 { |
1247 if (is_gimple_call (stmt)) | |
63
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1248 ipa_analyze_call_uses (node, info, stmt); |
0 | 1249 } |
1250 | |
1251 /* Scan the function body of NODE and inspect the uses of formal parameters. | |
1252 Store the findings in various structures of the associated ipa_node_params | |
1253 structure, such as parameter flags, notes etc. */ | |
1254 | |
1255 void | |
1256 ipa_analyze_params_uses (struct cgraph_node *node) | |
1257 { | |
1258 tree decl = node->decl; | |
1259 basic_block bb; | |
1260 struct function *func; | |
1261 gimple_stmt_iterator gsi; | |
1262 struct ipa_node_params *info = IPA_NODE_REF (node); | |
1263 | |
1264 if (ipa_get_param_count (info) == 0 || info->uses_analysis_done) | |
1265 return; | |
1266 | |
1267 func = DECL_STRUCT_FUNCTION (decl); | |
1268 FOR_EACH_BB_FN (bb, func) | |
1269 { | |
1270 for (gsi = gsi_start_bb (bb); !gsi_end_p (gsi); gsi_next (&gsi)) | |
1271 { | |
1272 gimple stmt = gsi_stmt (gsi); | |
63
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|
1273 ipa_analyze_stmt_uses (node, info, stmt); |
0 | 1274 } |
1275 } | |
1276 | |
1277 info->uses_analysis_done = 1; | |
1278 } | |
1279 | |
63
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1280 /* Update the jump function DST when the call graph edge correspondng to SRC is |
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1281 is being inlined, knowing that DST is of type ancestor and src of known |
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|
1282 type. */ |
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1283 |
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|
1284 static void |
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|
1285 combine_known_type_and_ancestor_jfs (struct ipa_jump_func *src, |
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1286 struct ipa_jump_func *dst) |
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|
1287 { |
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|
1288 tree new_binfo; |
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|
1289 |
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|
1290 new_binfo = get_binfo_at_offset (src->value.base_binfo, |
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|
1291 dst->value.ancestor.offset, |
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1292 dst->value.ancestor.type); |
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1293 if (new_binfo) |
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1294 { |
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1295 dst->type = IPA_JF_KNOWN_TYPE; |
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1296 dst->value.base_binfo = new_binfo; |
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1297 } |
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1298 else |
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1299 dst->type = IPA_JF_UNKNOWN; |
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1300 } |
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1301 |
0 | 1302 /* Update the jump functions associated with call graph edge E when the call |
1303 graph edge CS is being inlined, assuming that E->caller is already (possibly | |
63
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1304 indirectly) inlined into CS->callee and that E has not been inlined. */ |
0 | 1305 |
1306 static void | |
1307 update_jump_functions_after_inlining (struct cgraph_edge *cs, | |
1308 struct cgraph_edge *e) | |
1309 { | |
1310 struct ipa_edge_args *top = IPA_EDGE_REF (cs); | |
1311 struct ipa_edge_args *args = IPA_EDGE_REF (e); | |
1312 int count = ipa_get_cs_argument_count (args); | |
1313 int i; | |
1314 | |
1315 for (i = 0; i < count; i++) | |
1316 { | |
63
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1317 struct ipa_jump_func *dst = ipa_get_ith_jump_func (args, i); |
0 | 1318 |
55
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1319 if (dst->type == IPA_JF_ANCESTOR) |
0 | 1320 { |
63
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1321 struct ipa_jump_func *src; |
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1322 |
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1323 /* Variable number of arguments can cause havoc if we try to access |
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1324 one that does not exist in the inlined edge. So make sure we |
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1325 don't. */ |
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1326 if (dst->value.ancestor.formal_id >= ipa_get_cs_argument_count (top)) |
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1327 { |
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1328 dst->type = IPA_JF_UNKNOWN; |
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1329 continue; |
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1330 } |
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1331 |
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1332 src = ipa_get_ith_jump_func (top, dst->value.ancestor.formal_id); |
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1333 if (src->type == IPA_JF_KNOWN_TYPE) |
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1334 combine_known_type_and_ancestor_jfs (src, dst); |
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1335 else if (src->type == IPA_JF_CONST) |
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1336 { |
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1337 struct ipa_jump_func kt_func; |
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|
1338 |
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1339 kt_func.type = IPA_JF_UNKNOWN; |
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1340 compute_known_type_jump_func (src->value.constant, &kt_func); |
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1341 if (kt_func.type == IPA_JF_KNOWN_TYPE) |
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1342 combine_known_type_and_ancestor_jfs (&kt_func, dst); |
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1343 else |
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1344 dst->type = IPA_JF_UNKNOWN; |
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1345 } |
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|
1346 else if (src->type == IPA_JF_PASS_THROUGH |
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1347 && src->value.pass_through.operation == NOP_EXPR) |
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1348 dst->value.ancestor.formal_id = src->value.pass_through.formal_id; |
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|
1349 else if (src->type == IPA_JF_ANCESTOR) |
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1350 { |
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1351 dst->value.ancestor.formal_id = src->value.ancestor.formal_id; |
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1352 dst->value.ancestor.offset += src->value.ancestor.offset; |
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|
1353 } |
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1354 else |
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1355 dst->type = IPA_JF_UNKNOWN; |
0 | 1356 } |
63
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|
1357 else if (dst->type == IPA_JF_PASS_THROUGH) |
55
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|
1358 { |
63
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1359 struct ipa_jump_func *src; |
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1360 /* We must check range due to calls with variable number of arguments |
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1361 and we cannot combine jump functions with operations. */ |
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|
1362 if (dst->value.pass_through.operation == NOP_EXPR |
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1363 && (dst->value.pass_through.formal_id |
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1364 < ipa_get_cs_argument_count (top))) |
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1365 { |
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1366 src = ipa_get_ith_jump_func (top, |
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1367 dst->value.pass_through.formal_id); |
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1368 *dst = *src; |
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1369 } |
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1370 else |
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1371 dst->type = IPA_JF_UNKNOWN; |
55
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1372 } |
0 | 1373 } |
1374 } | |
1375 | |
63
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|
1376 /* If TARGET is an addr_expr of a function declaration, make it the destination |
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1377 of an indirect edge IE and return the edge. Otherwise, return NULL. */ |
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|
1378 |
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|
1379 static struct cgraph_edge * |
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1380 make_edge_direct_to_target (struct cgraph_edge *ie, tree target) |
0 | 1381 { |
63
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1382 struct cgraph_node *callee; |
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1383 |
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1384 if (TREE_CODE (target) != ADDR_EXPR) |
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1385 return NULL; |
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1386 target = TREE_OPERAND (target, 0); |
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1387 if (TREE_CODE (target) != FUNCTION_DECL) |
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1388 return NULL; |
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1389 callee = cgraph_node (target); |
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1390 if (!callee) |
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1391 return NULL; |
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1392 |
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1393 cgraph_make_edge_direct (ie, callee); |
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1394 if (dump_file) |
0 | 1395 { |
63
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1396 fprintf (dump_file, "ipa-prop: Discovered %s call to a known target " |
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1397 "(%s/%i -> %s/%i) for stmt ", |
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1398 ie->indirect_info->polymorphic ? "a virtual" : "an indirect", |
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1399 cgraph_node_name (ie->caller), ie->caller->uid, |
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1400 cgraph_node_name (ie->callee), ie->callee->uid); |
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1401 |
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1402 if (ie->call_stmt) |
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1403 print_gimple_stmt (dump_file, ie->call_stmt, 2, TDF_SLIM); |
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1404 else |
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1405 fprintf (dump_file, "with uid %i\n", ie->lto_stmt_uid); |
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1406 } |
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1407 |
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1408 if (ipa_get_cs_argument_count (IPA_EDGE_REF (ie)) |
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1409 != ipa_get_param_count (IPA_NODE_REF (callee))) |
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1410 ipa_set_called_with_variable_arg (IPA_NODE_REF (callee)); |
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1411 |
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1412 return ie; |
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1413 } |
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|
1414 |
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1415 /* Try to find a destination for indirect edge IE that corresponds to a simple |
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1416 call or a call of a member function pointer and where the destination is a |
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|
1417 pointer formal parameter described by jump function JFUNC. If it can be |
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|
1418 determined, return the newly direct edge, otherwise return NULL. */ |
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|
1419 |
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diff
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|
1420 static struct cgraph_edge * |
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|
1421 try_make_edge_direct_simple_call (struct cgraph_edge *ie, |
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1422 struct ipa_jump_func *jfunc) |
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1423 { |
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|
1424 tree target; |
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1425 |
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1426 if (jfunc->type == IPA_JF_CONST) |
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1427 target = jfunc->value.constant; |
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1428 else if (jfunc->type == IPA_JF_CONST_MEMBER_PTR) |
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1429 target = jfunc->value.member_cst.pfn; |
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1430 else |
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1431 return NULL; |
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1432 |
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1433 return make_edge_direct_to_target (ie, target); |
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1434 } |
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|
1435 |
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1436 /* Try to find a destination for indirect edge IE that corresponds to a |
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|
1437 virtuall call based on a formal parameter which is described by jump |
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1438 function JFUNC and if it can be determined, make it direct and return the |
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|
1439 direct edge. Otherwise, return NULL. */ |
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1440 |
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|
1441 static struct cgraph_edge * |
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|
1442 try_make_edge_direct_virtual_call (struct cgraph_edge *ie, |
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|
1443 struct ipa_jump_func *jfunc) |
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1444 { |
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|
1445 tree binfo, type, target; |
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|
1446 HOST_WIDE_INT token; |
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|
1447 |
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1448 if (jfunc->type == IPA_JF_KNOWN_TYPE) |
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|
1449 binfo = jfunc->value.base_binfo; |
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1450 else if (jfunc->type == IPA_JF_CONST) |
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1451 { |
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1452 tree cst = jfunc->value.constant; |
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1453 if (TREE_CODE (cst) == ADDR_EXPR) |
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|
1454 binfo = gimple_get_relevant_ref_binfo (TREE_OPERAND (cst, 0), |
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1455 NULL_TREE); |
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1456 else |
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1457 return NULL; |
0 | 1458 } |
1459 else | |
63
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1460 return NULL; |
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|
1461 |
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|
1462 if (!binfo) |
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|
1463 return NULL; |
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|
1464 |
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|
1465 token = ie->indirect_info->otr_token; |
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|
1466 type = ie->indirect_info->otr_type; |
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1467 binfo = get_binfo_at_offset (binfo, ie->indirect_info->anc_offset, type); |
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|
1468 if (binfo) |
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1469 target = gimple_fold_obj_type_ref_known_binfo (token, binfo); |
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|
1470 else |
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1471 return NULL; |
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|
1472 |
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|
1473 if (target) |
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|
1474 return make_edge_direct_to_target (ie, target); |
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1475 else |
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|
1476 return NULL; |
0 | 1477 } |
1478 | |
1479 /* Update the param called notes associated with NODE when CS is being inlined, | |
1480 assuming NODE is (potentially indirectly) inlined into CS->callee. | |
1481 Moreover, if the callee is discovered to be constant, create a new cgraph | |
1482 edge for it. Newly discovered indirect edges will be added to *NEW_EDGES, | |
1483 unless NEW_EDGES is NULL. Return true iff a new edge(s) were created. */ | |
1484 | |
1485 static bool | |
63
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|
1486 update_indirect_edges_after_inlining (struct cgraph_edge *cs, |
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|
1487 struct cgraph_node *node, |
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diff
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|
1488 VEC (cgraph_edge_p, heap) **new_edges) |
0 | 1489 { |
1490 struct ipa_edge_args *top = IPA_EDGE_REF (cs); | |
63
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|
1491 struct cgraph_edge *ie, *next_ie, *new_direct_edge; |
0 | 1492 bool res = false; |
1493 | |
63
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|
1494 ipa_check_create_edge_args (); |
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|
1495 |
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|
1496 for (ie = node->indirect_calls; ie; ie = next_ie) |
0 | 1497 { |
63
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|
1498 struct cgraph_indirect_call_info *ici = ie->indirect_info; |
0 | 1499 struct ipa_jump_func *jfunc; |
1500 | |
63
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|
1501 next_ie = ie->next_callee; |
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1502 if (bitmap_bit_p (iinlining_processed_edges, ie->uid)) |
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|
1503 continue; |
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|
1504 |
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1505 /* If we ever use indirect edges for anything other than indirect |
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1506 inlining, we will need to skip those with negative param_indices. */ |
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1507 if (ici->param_index == -1) |
0 | 1508 continue; |
1509 | |
1510 /* We must check range due to calls with variable number of arguments: */ | |
63
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1511 if (ici->param_index >= ipa_get_cs_argument_count (top)) |
0 | 1512 { |
63
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|
1513 bitmap_set_bit (iinlining_processed_edges, ie->uid); |
0 | 1514 continue; |
1515 } | |
1516 | |
63
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|
1517 jfunc = ipa_get_ith_jump_func (top, ici->param_index); |
55
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diff
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|
1518 if (jfunc->type == IPA_JF_PASS_THROUGH |
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diff
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|
1519 && jfunc->value.pass_through.operation == NOP_EXPR) |
63
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1520 ici->param_index = jfunc->value.pass_through.formal_id; |
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|
1521 else if (jfunc->type == IPA_JF_ANCESTOR) |
0 | 1522 { |
63
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|
1523 ici->param_index = jfunc->value.ancestor.formal_id; |
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|
1524 ici->anc_offset += jfunc->value.ancestor.offset; |
0 | 1525 } |
55
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diff
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|
1526 else |
63
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|
1527 /* Either we can find a destination for this edge now or never. */ |
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1528 bitmap_set_bit (iinlining_processed_edges, ie->uid); |
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|
1529 |
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|
1530 if (ici->polymorphic) |
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|
1531 new_direct_edge = try_make_edge_direct_virtual_call (ie, jfunc); |
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|
1532 else |
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|
1533 new_direct_edge = try_make_edge_direct_simple_call (ie, jfunc); |
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|
1534 |
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|
1535 if (new_direct_edge) |
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1536 { |
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1537 new_direct_edge->indirect_inlining_edge = 1; |
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1538 if (new_edges) |
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1539 { |
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1540 VEC_safe_push (cgraph_edge_p, heap, *new_edges, |
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1541 new_direct_edge); |
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1542 top = IPA_EDGE_REF (cs); |
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1543 res = true; |
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1544 } |
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1545 } |
0 | 1546 } |
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1547 |
0 | 1548 return res; |
1549 } | |
1550 | |
1551 /* Recursively traverse subtree of NODE (including node) made of inlined | |
1552 cgraph_edges when CS has been inlined and invoke | |
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1553 update_indirect_edges_after_inlining on all nodes and |
0 | 1554 update_jump_functions_after_inlining on all non-inlined edges that lead out |
1555 of this subtree. Newly discovered indirect edges will be added to | |
1556 *NEW_EDGES, unless NEW_EDGES is NULL. Return true iff a new edge(s) were | |
1557 created. */ | |
1558 | |
1559 static bool | |
1560 propagate_info_to_inlined_callees (struct cgraph_edge *cs, | |
1561 struct cgraph_node *node, | |
1562 VEC (cgraph_edge_p, heap) **new_edges) | |
1563 { | |
1564 struct cgraph_edge *e; | |
1565 bool res; | |
1566 | |
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1567 res = update_indirect_edges_after_inlining (cs, node, new_edges); |
0 | 1568 |
1569 for (e = node->callees; e; e = e->next_callee) | |
1570 if (!e->inline_failed) | |
1571 res |= propagate_info_to_inlined_callees (cs, e->callee, new_edges); | |
1572 else | |
1573 update_jump_functions_after_inlining (cs, e); | |
1574 | |
1575 return res; | |
1576 } | |
1577 | |
1578 /* Update jump functions and call note functions on inlining the call site CS. | |
1579 CS is expected to lead to a node already cloned by | |
1580 cgraph_clone_inline_nodes. Newly discovered indirect edges will be added to | |
1581 *NEW_EDGES, unless NEW_EDGES is NULL. Return true iff a new edge(s) were + | |
1582 created. */ | |
1583 | |
1584 bool | |
1585 ipa_propagate_indirect_call_infos (struct cgraph_edge *cs, | |
1586 VEC (cgraph_edge_p, heap) **new_edges) | |
1587 { | |
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1588 /* FIXME lto: We do not stream out indirect call information. */ |
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1589 if (flag_wpa) |
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1590 return false; |
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1591 |
0 | 1592 /* Do nothing if the preparation phase has not been carried out yet |
1593 (i.e. during early inlining). */ | |
1594 if (!ipa_node_params_vector) | |
1595 return false; | |
1596 gcc_assert (ipa_edge_args_vector); | |
1597 | |
1598 return propagate_info_to_inlined_callees (cs, cs->callee, new_edges); | |
1599 } | |
1600 | |
1601 /* Frees all dynamically allocated structures that the argument info points | |
1602 to. */ | |
1603 | |
1604 void | |
1605 ipa_free_edge_args_substructures (struct ipa_edge_args *args) | |
1606 { | |
1607 if (args->jump_functions) | |
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1608 ggc_free (args->jump_functions); |
0 | 1609 |
1610 memset (args, 0, sizeof (*args)); | |
1611 } | |
1612 | |
1613 /* Free all ipa_edge structures. */ | |
1614 | |
1615 void | |
1616 ipa_free_all_edge_args (void) | |
1617 { | |
1618 int i; | |
1619 struct ipa_edge_args *args; | |
1620 | |
1621 for (i = 0; | |
1622 VEC_iterate (ipa_edge_args_t, ipa_edge_args_vector, i, args); | |
1623 i++) | |
1624 ipa_free_edge_args_substructures (args); | |
1625 | |
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1626 VEC_free (ipa_edge_args_t, gc, ipa_edge_args_vector); |
0 | 1627 ipa_edge_args_vector = NULL; |
1628 } | |
1629 | |
1630 /* Frees all dynamically allocated structures that the param info points | |
1631 to. */ | |
1632 | |
1633 void | |
1634 ipa_free_node_params_substructures (struct ipa_node_params *info) | |
1635 { | |
1636 if (info->params) | |
1637 free (info->params); | |
1638 | |
1639 memset (info, 0, sizeof (*info)); | |
1640 } | |
1641 | |
1642 /* Free all ipa_node_params structures. */ | |
1643 | |
1644 void | |
1645 ipa_free_all_node_params (void) | |
1646 { | |
1647 int i; | |
1648 struct ipa_node_params *info; | |
1649 | |
1650 for (i = 0; | |
1651 VEC_iterate (ipa_node_params_t, ipa_node_params_vector, i, info); | |
1652 i++) | |
1653 ipa_free_node_params_substructures (info); | |
1654 | |
1655 VEC_free (ipa_node_params_t, heap, ipa_node_params_vector); | |
1656 ipa_node_params_vector = NULL; | |
1657 } | |
1658 | |
1659 /* Hook that is called by cgraph.c when an edge is removed. */ | |
1660 | |
1661 static void | |
1662 ipa_edge_removal_hook (struct cgraph_edge *cs, void *data ATTRIBUTE_UNUSED) | |
1663 { | |
1664 /* During IPA-CP updating we can be called on not-yet analyze clones. */ | |
1665 if (VEC_length (ipa_edge_args_t, ipa_edge_args_vector) | |
1666 <= (unsigned)cs->uid) | |
1667 return; | |
1668 ipa_free_edge_args_substructures (IPA_EDGE_REF (cs)); | |
1669 } | |
1670 | |
1671 /* Hook that is called by cgraph.c when a node is removed. */ | |
1672 | |
1673 static void | |
1674 ipa_node_removal_hook (struct cgraph_node *node, void *data ATTRIBUTE_UNUSED) | |
1675 { | |
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1676 /* During IPA-CP updating we can be called on not-yet analyze clones. */ |
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1677 if (VEC_length (ipa_node_params_t, ipa_node_params_vector) |
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1678 <= (unsigned)node->uid) |
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1679 return; |
0 | 1680 ipa_free_node_params_substructures (IPA_NODE_REF (node)); |
1681 } | |
1682 | |
1683 /* Helper function to duplicate an array of size N that is at SRC and store a | |
1684 pointer to it to DST. Nothing is done if SRC is NULL. */ | |
1685 | |
1686 static void * | |
1687 duplicate_array (void *src, size_t n) | |
1688 { | |
1689 void *p; | |
1690 | |
1691 if (!src) | |
1692 return NULL; | |
1693 | |
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1694 p = xmalloc (n); |
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1695 memcpy (p, src, n); |
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1696 return p; |
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1697 } |
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1698 |
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1699 /* Like duplicate_array byt in GGC memory. */ |
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1700 |
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1701 static void * |
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1702 duplicate_ggc_array (void *src, size_t n) |
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1703 { |
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1704 void *p; |
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1705 |
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1706 if (!src) |
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1707 return NULL; |
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1708 |
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1709 p = ggc_alloc (n); |
0 | 1710 memcpy (p, src, n); |
1711 return p; | |
1712 } | |
1713 | |
1714 /* Hook that is called by cgraph.c when a node is duplicated. */ | |
1715 | |
1716 static void | |
1717 ipa_edge_duplication_hook (struct cgraph_edge *src, struct cgraph_edge *dst, | |
1718 __attribute__((unused)) void *data) | |
1719 { | |
1720 struct ipa_edge_args *old_args, *new_args; | |
1721 int arg_count; | |
1722 | |
1723 ipa_check_create_edge_args (); | |
1724 | |
1725 old_args = IPA_EDGE_REF (src); | |
1726 new_args = IPA_EDGE_REF (dst); | |
1727 | |
1728 arg_count = ipa_get_cs_argument_count (old_args); | |
1729 ipa_set_cs_argument_count (new_args, arg_count); | |
1730 new_args->jump_functions = (struct ipa_jump_func *) | |
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1731 duplicate_ggc_array (old_args->jump_functions, |
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1732 sizeof (struct ipa_jump_func) * arg_count); |
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1733 |
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1734 if (iinlining_processed_edges |
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1735 && bitmap_bit_p (iinlining_processed_edges, src->uid)) |
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1736 bitmap_set_bit (iinlining_processed_edges, dst->uid); |
0 | 1737 } |
1738 | |
1739 /* Hook that is called by cgraph.c when a node is duplicated. */ | |
1740 | |
1741 static void | |
1742 ipa_node_duplication_hook (struct cgraph_node *src, struct cgraph_node *dst, | |
1743 __attribute__((unused)) void *data) | |
1744 { | |
1745 struct ipa_node_params *old_info, *new_info; | |
1746 int param_count; | |
1747 | |
1748 ipa_check_create_node_params (); | |
1749 old_info = IPA_NODE_REF (src); | |
1750 new_info = IPA_NODE_REF (dst); | |
1751 param_count = ipa_get_param_count (old_info); | |
1752 | |
1753 ipa_set_param_count (new_info, param_count); | |
1754 new_info->params = (struct ipa_param_descriptor *) | |
1755 duplicate_array (old_info->params, | |
1756 sizeof (struct ipa_param_descriptor) * param_count); | |
1757 new_info->ipcp_orig_node = old_info->ipcp_orig_node; | |
1758 new_info->count_scale = old_info->count_scale; | |
1759 } | |
1760 | |
1761 /* Register our cgraph hooks if they are not already there. */ | |
1762 | |
1763 void | |
1764 ipa_register_cgraph_hooks (void) | |
1765 { | |
1766 if (!edge_removal_hook_holder) | |
1767 edge_removal_hook_holder = | |
1768 cgraph_add_edge_removal_hook (&ipa_edge_removal_hook, NULL); | |
1769 if (!node_removal_hook_holder) | |
1770 node_removal_hook_holder = | |
1771 cgraph_add_node_removal_hook (&ipa_node_removal_hook, NULL); | |
1772 if (!edge_duplication_hook_holder) | |
1773 edge_duplication_hook_holder = | |
1774 cgraph_add_edge_duplication_hook (&ipa_edge_duplication_hook, NULL); | |
1775 if (!node_duplication_hook_holder) | |
1776 node_duplication_hook_holder = | |
1777 cgraph_add_node_duplication_hook (&ipa_node_duplication_hook, NULL); | |
1778 } | |
1779 | |
1780 /* Unregister our cgraph hooks if they are not already there. */ | |
1781 | |
1782 static void | |
1783 ipa_unregister_cgraph_hooks (void) | |
1784 { | |
1785 cgraph_remove_edge_removal_hook (edge_removal_hook_holder); | |
1786 edge_removal_hook_holder = NULL; | |
1787 cgraph_remove_node_removal_hook (node_removal_hook_holder); | |
1788 node_removal_hook_holder = NULL; | |
1789 cgraph_remove_edge_duplication_hook (edge_duplication_hook_holder); | |
1790 edge_duplication_hook_holder = NULL; | |
1791 cgraph_remove_node_duplication_hook (node_duplication_hook_holder); | |
1792 node_duplication_hook_holder = NULL; | |
1793 } | |
1794 | |
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1795 /* Allocate all necessary data strucutures necessary for indirect inlining. */ |
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1796 |
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1797 void |
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1798 ipa_create_all_structures_for_iinln (void) |
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1799 { |
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1800 iinlining_processed_edges = BITMAP_ALLOC (NULL); |
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1801 } |
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1802 |
0 | 1803 /* Free all ipa_node_params and all ipa_edge_args structures if they are no |
1804 longer needed after ipa-cp. */ | |
1805 | |
1806 void | |
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1807 ipa_free_all_structures_after_ipa_cp (void) |
0 | 1808 { |
1809 if (!flag_indirect_inlining) | |
1810 { | |
1811 ipa_free_all_edge_args (); | |
1812 ipa_free_all_node_params (); | |
1813 ipa_unregister_cgraph_hooks (); | |
1814 } | |
1815 } | |
1816 | |
1817 /* Free all ipa_node_params and all ipa_edge_args structures if they are no | |
1818 longer needed after indirect inlining. */ | |
1819 | |
1820 void | |
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1821 ipa_free_all_structures_after_iinln (void) |
0 | 1822 { |
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1823 BITMAP_FREE (iinlining_processed_edges); |
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1824 |
0 | 1825 ipa_free_all_edge_args (); |
1826 ipa_free_all_node_params (); | |
1827 ipa_unregister_cgraph_hooks (); | |
1828 } | |
1829 | |
1830 /* Print ipa_tree_map data structures of all functions in the | |
1831 callgraph to F. */ | |
1832 | |
1833 void | |
1834 ipa_print_node_params (FILE * f, struct cgraph_node *node) | |
1835 { | |
1836 int i, count; | |
1837 tree temp; | |
1838 struct ipa_node_params *info; | |
1839 | |
1840 if (!node->analyzed) | |
1841 return; | |
1842 info = IPA_NODE_REF (node); | |
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1843 fprintf (f, " function %s parameter descriptors:\n", |
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1844 cgraph_node_name (node)); |
0 | 1845 count = ipa_get_param_count (info); |
1846 for (i = 0; i < count; i++) | |
1847 { | |
1848 temp = ipa_get_param (info, i); | |
1849 if (TREE_CODE (temp) == PARM_DECL) | |
1850 fprintf (f, " param %d : %s", i, | |
55
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1851 (DECL_NAME (temp) |
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1852 ? (*lang_hooks.decl_printable_name) (temp, 2) |
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1853 : "(unnamed)")); |
0 | 1854 if (ipa_is_param_modified (info, i)) |
1855 fprintf (f, " modified"); | |
63
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1856 if (ipa_is_param_used (info, i)) |
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1857 fprintf (f, " used"); |
0 | 1858 fprintf (f, "\n"); |
1859 } | |
1860 } | |
1861 | |
1862 /* Print ipa_tree_map data structures of all functions in the | |
1863 callgraph to F. */ | |
1864 | |
1865 void | |
1866 ipa_print_all_params (FILE * f) | |
1867 { | |
1868 struct cgraph_node *node; | |
1869 | |
1870 fprintf (f, "\nFunction parameters:\n"); | |
1871 for (node = cgraph_nodes; node; node = node->next) | |
1872 ipa_print_node_params (f, node); | |
1873 } | |
55
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1874 |
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1875 /* Return a heap allocated vector containing formal parameters of FNDECL. */ |
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1876 |
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1877 VEC(tree, heap) * |
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1878 ipa_get_vector_of_formal_parms (tree fndecl) |
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1879 { |
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1880 VEC(tree, heap) *args; |
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1881 int count; |
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1882 tree parm; |
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1883 |
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1884 count = count_formal_params_1 (fndecl); |
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1885 args = VEC_alloc (tree, heap, count); |
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1886 for (parm = DECL_ARGUMENTS (fndecl); parm; parm = TREE_CHAIN (parm)) |
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1887 VEC_quick_push (tree, args, parm); |
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1888 |
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1889 return args; |
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1890 } |
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1891 |
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1892 /* Return a heap allocated vector containing types of formal parameters of |
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1893 function type FNTYPE. */ |
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1894 |
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1895 static inline VEC(tree, heap) * |
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1896 get_vector_of_formal_parm_types (tree fntype) |
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1897 { |
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1898 VEC(tree, heap) *types; |
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1899 int count = 0; |
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1900 tree t; |
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1901 |
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1902 for (t = TYPE_ARG_TYPES (fntype); t; t = TREE_CHAIN (t)) |
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1903 count++; |
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1904 |
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1905 types = VEC_alloc (tree, heap, count); |
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1906 for (t = TYPE_ARG_TYPES (fntype); t; t = TREE_CHAIN (t)) |
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1907 VEC_quick_push (tree, types, TREE_VALUE (t)); |
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1908 |
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1909 return types; |
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1910 } |
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1911 |
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1912 /* Modify the function declaration FNDECL and its type according to the plan in |
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1913 ADJUSTMENTS. It also sets base fields of individual adjustments structures |
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1914 to reflect the actual parameters being modified which are determined by the |
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1915 base_index field. */ |
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1916 |
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1917 void |
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1918 ipa_modify_formal_parameters (tree fndecl, ipa_parm_adjustment_vec adjustments, |
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1919 const char *synth_parm_prefix) |
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1920 { |
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1921 VEC(tree, heap) *oparms, *otypes; |
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1922 tree orig_type, new_type = NULL; |
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1923 tree old_arg_types, t, new_arg_types = NULL; |
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1924 tree parm, *link = &DECL_ARGUMENTS (fndecl); |
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1925 int i, len = VEC_length (ipa_parm_adjustment_t, adjustments); |
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1926 tree new_reversed = NULL; |
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1927 bool care_for_types, last_parm_void; |
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1928 |
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1929 if (!synth_parm_prefix) |
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1930 synth_parm_prefix = "SYNTH"; |
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1931 |
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1932 oparms = ipa_get_vector_of_formal_parms (fndecl); |
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1933 orig_type = TREE_TYPE (fndecl); |
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1934 old_arg_types = TYPE_ARG_TYPES (orig_type); |
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1935 |
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1936 /* The following test is an ugly hack, some functions simply don't have any |
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1937 arguments in their type. This is probably a bug but well... */ |
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1938 care_for_types = (old_arg_types != NULL_TREE); |
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1939 if (care_for_types) |
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1940 { |
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1941 last_parm_void = (TREE_VALUE (tree_last (old_arg_types)) |
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1942 == void_type_node); |
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1943 otypes = get_vector_of_formal_parm_types (orig_type); |
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1944 if (last_parm_void) |
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1945 gcc_assert (VEC_length (tree, oparms) + 1 == VEC_length (tree, otypes)); |
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1946 else |
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1947 gcc_assert (VEC_length (tree, oparms) == VEC_length (tree, otypes)); |
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1948 } |
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1949 else |
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1950 { |
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1951 last_parm_void = false; |
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1952 otypes = NULL; |
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1953 } |
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1954 |
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1955 for (i = 0; i < len; i++) |
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1956 { |
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1957 struct ipa_parm_adjustment *adj; |
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1958 gcc_assert (link); |
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|
1959 |
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1960 adj = VEC_index (ipa_parm_adjustment_t, adjustments, i); |
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1961 parm = VEC_index (tree, oparms, adj->base_index); |
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1962 adj->base = parm; |
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|
1963 |
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1964 if (adj->copy_param) |
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|
1965 { |
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1966 if (care_for_types) |
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1967 new_arg_types = tree_cons (NULL_TREE, VEC_index (tree, otypes, |
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|
1968 adj->base_index), |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1969 new_arg_types); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1970 *link = parm; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1971 link = &TREE_CHAIN (parm); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1972 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1973 else if (!adj->remove_param) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1974 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1975 tree new_parm; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1976 tree ptype; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1977 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1978 if (adj->by_ref) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1979 ptype = build_pointer_type (adj->type); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1980 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1981 ptype = adj->type; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1982 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1983 if (care_for_types) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1984 new_arg_types = tree_cons (NULL_TREE, ptype, new_arg_types); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1985 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1986 new_parm = build_decl (UNKNOWN_LOCATION, PARM_DECL, NULL_TREE, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1987 ptype); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1988 DECL_NAME (new_parm) = create_tmp_var_name (synth_parm_prefix); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1989 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1990 DECL_ARTIFICIAL (new_parm) = 1; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1991 DECL_ARG_TYPE (new_parm) = ptype; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1992 DECL_CONTEXT (new_parm) = fndecl; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1993 TREE_USED (new_parm) = 1; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1994 DECL_IGNORED_P (new_parm) = 1; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1995 layout_decl (new_parm, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1996 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1997 add_referenced_var (new_parm); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1998 mark_sym_for_renaming (new_parm); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
1999 adj->base = parm; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2000 adj->reduction = new_parm; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2001 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2002 *link = new_parm; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2003 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2004 link = &TREE_CHAIN (new_parm); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2005 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2006 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2007 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2008 *link = NULL_TREE; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2009 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2010 if (care_for_types) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2011 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2012 new_reversed = nreverse (new_arg_types); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2013 if (last_parm_void) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2014 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2015 if (new_reversed) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2016 TREE_CHAIN (new_arg_types) = void_list_node; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2017 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2018 new_reversed = void_list_node; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2019 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2020 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2021 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2022 /* Use copy_node to preserve as much as possible from original type |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2023 (debug info, attribute lists etc.) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2024 Exception is METHOD_TYPEs must have THIS argument. |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2025 When we are asked to remove it, we need to build new FUNCTION_TYPE |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2026 instead. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2027 if (TREE_CODE (orig_type) != METHOD_TYPE |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2028 || (VEC_index (ipa_parm_adjustment_t, adjustments, 0)->copy_param |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2029 && VEC_index (ipa_parm_adjustment_t, adjustments, 0)->base_index == 0)) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2030 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2031 new_type = copy_node (orig_type); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2032 TYPE_ARG_TYPES (new_type) = new_reversed; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2033 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2034 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2035 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2036 new_type |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2037 = build_distinct_type_copy (build_function_type (TREE_TYPE (orig_type), |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2038 new_reversed)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2039 TYPE_CONTEXT (new_type) = TYPE_CONTEXT (orig_type); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2040 DECL_VINDEX (fndecl) = NULL_TREE; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2041 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2042 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2043 /* This is a new type, not a copy of an old type. Need to reassociate |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2044 variants. We can handle everything except the main variant lazily. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2045 t = TYPE_MAIN_VARIANT (orig_type); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2046 if (orig_type != t) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2047 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2048 TYPE_MAIN_VARIANT (new_type) = t; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2049 TYPE_NEXT_VARIANT (new_type) = TYPE_NEXT_VARIANT (t); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2050 TYPE_NEXT_VARIANT (t) = new_type; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2051 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2052 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2053 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2054 TYPE_MAIN_VARIANT (new_type) = new_type; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2055 TYPE_NEXT_VARIANT (new_type) = NULL; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2056 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2057 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2058 TREE_TYPE (fndecl) = new_type; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2059 if (otypes) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2060 VEC_free (tree, heap, otypes); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2061 VEC_free (tree, heap, oparms); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2062 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2063 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2064 /* Modify actual arguments of a function call CS as indicated in ADJUSTMENTS. |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2065 If this is a directly recursive call, CS must be NULL. Otherwise it must |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2066 contain the corresponding call graph edge. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2067 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2068 void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2069 ipa_modify_call_arguments (struct cgraph_edge *cs, gimple stmt, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2070 ipa_parm_adjustment_vec adjustments) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2071 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2072 VEC(tree, heap) *vargs; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2073 gimple new_stmt; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2074 gimple_stmt_iterator gsi; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2075 tree callee_decl; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2076 int i, len; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2077 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2078 len = VEC_length (ipa_parm_adjustment_t, adjustments); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2079 vargs = VEC_alloc (tree, heap, len); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2080 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2081 gsi = gsi_for_stmt (stmt); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2082 for (i = 0; i < len; i++) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2083 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2084 struct ipa_parm_adjustment *adj; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2085 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2086 adj = VEC_index (ipa_parm_adjustment_t, adjustments, i); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2087 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2088 if (adj->copy_param) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2089 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2090 tree arg = gimple_call_arg (stmt, adj->base_index); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2091 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2092 VEC_quick_push (tree, vargs, arg); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2093 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2094 else if (!adj->remove_param) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2095 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2096 tree expr, orig_expr; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2097 bool allow_ptr, repl_found; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2098 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2099 orig_expr = expr = gimple_call_arg (stmt, adj->base_index); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2100 if (TREE_CODE (expr) == ADDR_EXPR) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2101 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2102 allow_ptr = false; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2103 expr = TREE_OPERAND (expr, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2104 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2105 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2106 allow_ptr = true; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2107 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2108 repl_found = build_ref_for_offset (&expr, TREE_TYPE (expr), |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2109 adj->offset, adj->type, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2110 allow_ptr); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2111 if (repl_found) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2112 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2113 if (adj->by_ref) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2114 expr = build_fold_addr_expr (expr); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2115 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2116 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2117 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2118 tree ptrtype = build_pointer_type (adj->type); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2119 expr = orig_expr; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2120 if (!POINTER_TYPE_P (TREE_TYPE (expr))) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2121 expr = build_fold_addr_expr (expr); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2122 if (!useless_type_conversion_p (ptrtype, TREE_TYPE (expr))) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2123 expr = fold_convert (ptrtype, expr); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2124 expr = fold_build2 (POINTER_PLUS_EXPR, ptrtype, expr, |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2125 build_int_cst (sizetype, |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2126 adj->offset / BITS_PER_UNIT)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2127 if (!adj->by_ref) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2128 expr = fold_build1 (INDIRECT_REF, adj->type, expr); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2129 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2130 expr = force_gimple_operand_gsi (&gsi, expr, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2131 adj->by_ref |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2132 || is_gimple_reg_type (adj->type), |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2133 NULL, true, GSI_SAME_STMT); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2134 VEC_quick_push (tree, vargs, expr); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2135 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2136 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2137 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2138 if (dump_file && (dump_flags & TDF_DETAILS)) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2139 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2140 fprintf (dump_file, "replacing stmt:"); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2141 print_gimple_stmt (dump_file, gsi_stmt (gsi), 0, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2142 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2143 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2144 callee_decl = !cs ? gimple_call_fndecl (stmt) : cs->callee->decl; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2145 new_stmt = gimple_build_call_vec (callee_decl, vargs); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2146 VEC_free (tree, heap, vargs); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2147 if (gimple_call_lhs (stmt)) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2148 gimple_call_set_lhs (new_stmt, gimple_call_lhs (stmt)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2149 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2150 gimple_set_block (new_stmt, gimple_block (stmt)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2151 if (gimple_has_location (stmt)) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2152 gimple_set_location (new_stmt, gimple_location (stmt)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2153 gimple_call_copy_flags (new_stmt, stmt); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2154 gimple_call_set_chain (new_stmt, gimple_call_chain (stmt)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2155 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2156 if (dump_file && (dump_flags & TDF_DETAILS)) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2157 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2158 fprintf (dump_file, "with stmt:"); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2159 print_gimple_stmt (dump_file, new_stmt, 0, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2160 fprintf (dump_file, "\n"); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2161 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2162 gsi_replace (&gsi, new_stmt, true); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2163 if (cs) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2164 cgraph_set_call_stmt (cs, new_stmt); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2165 update_ssa (TODO_update_ssa); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2166 free_dominance_info (CDI_DOMINATORS); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2167 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2168 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2169 /* Return true iff BASE_INDEX is in ADJUSTMENTS more than once. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2170 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2171 static bool |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2172 index_in_adjustments_multiple_times_p (int base_index, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2173 ipa_parm_adjustment_vec adjustments) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2174 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2175 int i, len = VEC_length (ipa_parm_adjustment_t, adjustments); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2176 bool one = false; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2177 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2178 for (i = 0; i < len; i++) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2179 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2180 struct ipa_parm_adjustment *adj; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2181 adj = VEC_index (ipa_parm_adjustment_t, adjustments, i); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2182 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2183 if (adj->base_index == base_index) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2184 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2185 if (one) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2186 return true; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2187 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2188 one = true; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2189 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2190 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2191 return false; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2192 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2193 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2194 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2195 /* Return adjustments that should have the same effect on function parameters |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2196 and call arguments as if they were first changed according to adjustments in |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2197 INNER and then by adjustments in OUTER. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2198 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2199 ipa_parm_adjustment_vec |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2200 ipa_combine_adjustments (ipa_parm_adjustment_vec inner, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2201 ipa_parm_adjustment_vec outer) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2202 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2203 int i, outlen = VEC_length (ipa_parm_adjustment_t, outer); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2204 int inlen = VEC_length (ipa_parm_adjustment_t, inner); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2205 int removals = 0; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2206 ipa_parm_adjustment_vec adjustments, tmp; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2207 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2208 tmp = VEC_alloc (ipa_parm_adjustment_t, heap, inlen); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2209 for (i = 0; i < inlen; i++) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2210 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2211 struct ipa_parm_adjustment *n; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2212 n = VEC_index (ipa_parm_adjustment_t, inner, i); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2213 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2214 if (n->remove_param) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2215 removals++; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2216 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2217 VEC_quick_push (ipa_parm_adjustment_t, tmp, n); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2218 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2219 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2220 adjustments = VEC_alloc (ipa_parm_adjustment_t, heap, outlen + removals); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2221 for (i = 0; i < outlen; i++) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2222 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2223 struct ipa_parm_adjustment *r; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2224 struct ipa_parm_adjustment *out = VEC_index (ipa_parm_adjustment_t, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2225 outer, i); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2226 struct ipa_parm_adjustment *in = VEC_index (ipa_parm_adjustment_t, tmp, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2227 out->base_index); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2228 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2229 gcc_assert (!in->remove_param); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2230 if (out->remove_param) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2231 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2232 if (!index_in_adjustments_multiple_times_p (in->base_index, tmp)) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2233 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2234 r = VEC_quick_push (ipa_parm_adjustment_t, adjustments, NULL); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2235 memset (r, 0, sizeof (*r)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2236 r->remove_param = true; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2237 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2238 continue; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2239 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2240 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2241 r = VEC_quick_push (ipa_parm_adjustment_t, adjustments, NULL); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2242 memset (r, 0, sizeof (*r)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2243 r->base_index = in->base_index; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2244 r->type = out->type; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2245 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2246 /* FIXME: Create nonlocal value too. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2247 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2248 if (in->copy_param && out->copy_param) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2249 r->copy_param = true; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2250 else if (in->copy_param) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2251 r->offset = out->offset; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2252 else if (out->copy_param) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2253 r->offset = in->offset; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2254 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2255 r->offset = in->offset + out->offset; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2256 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2257 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2258 for (i = 0; i < inlen; i++) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2259 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2260 struct ipa_parm_adjustment *n = VEC_index (ipa_parm_adjustment_t, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2261 inner, i); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2262 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2263 if (n->remove_param) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2264 VEC_quick_push (ipa_parm_adjustment_t, adjustments, n); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2265 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2266 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2267 VEC_free (ipa_parm_adjustment_t, heap, tmp); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2268 return adjustments; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2269 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2270 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2271 /* Dump the adjustments in the vector ADJUSTMENTS to dump_file in a human |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2272 friendly way, assuming they are meant to be applied to FNDECL. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2273 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2274 void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2275 ipa_dump_param_adjustments (FILE *file, ipa_parm_adjustment_vec adjustments, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2276 tree fndecl) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2277 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2278 int i, len = VEC_length (ipa_parm_adjustment_t, adjustments); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2279 bool first = true; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2280 VEC(tree, heap) *parms = ipa_get_vector_of_formal_parms (fndecl); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2281 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2282 fprintf (file, "IPA param adjustments: "); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2283 for (i = 0; i < len; i++) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2284 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2285 struct ipa_parm_adjustment *adj; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2286 adj = VEC_index (ipa_parm_adjustment_t, adjustments, i); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2287 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2288 if (!first) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2289 fprintf (file, " "); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2290 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2291 first = false; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2292 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2293 fprintf (file, "%i. base_index: %i - ", i, adj->base_index); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2294 print_generic_expr (file, VEC_index (tree, parms, adj->base_index), 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2295 if (adj->base) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2296 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2297 fprintf (file, ", base: "); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2298 print_generic_expr (file, adj->base, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2299 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2300 if (adj->reduction) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2301 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2302 fprintf (file, ", reduction: "); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2303 print_generic_expr (file, adj->reduction, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2304 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2305 if (adj->new_ssa_base) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2306 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2307 fprintf (file, ", new_ssa_base: "); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2308 print_generic_expr (file, adj->new_ssa_base, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2309 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2310 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2311 if (adj->copy_param) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2312 fprintf (file, ", copy_param"); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2313 else if (adj->remove_param) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2314 fprintf (file, ", remove_param"); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2315 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2316 fprintf (file, ", offset %li", (long) adj->offset); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2317 if (adj->by_ref) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2318 fprintf (file, ", by_ref"); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2319 print_node_brief (file, ", type: ", adj->type, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2320 fprintf (file, "\n"); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2321 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2322 VEC_free (tree, heap, parms); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2323 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2324 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2325 /* Stream out jump function JUMP_FUNC to OB. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2326 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2327 static void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2328 ipa_write_jump_function (struct output_block *ob, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2329 struct ipa_jump_func *jump_func) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2330 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2331 lto_output_uleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2332 jump_func->type); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2333 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2334 switch (jump_func->type) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2335 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2336 case IPA_JF_UNKNOWN: |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2337 break; |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2338 case IPA_JF_KNOWN_TYPE: |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2339 lto_output_tree (ob, jump_func->value.base_binfo, true); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2340 break; |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2341 case IPA_JF_CONST: |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2342 lto_output_tree (ob, jump_func->value.constant, true); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2343 break; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2344 case IPA_JF_PASS_THROUGH: |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2345 lto_output_tree (ob, jump_func->value.pass_through.operand, true); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2346 lto_output_uleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2347 jump_func->value.pass_through.formal_id); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2348 lto_output_uleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2349 jump_func->value.pass_through.operation); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2350 break; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2351 case IPA_JF_ANCESTOR: |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2352 lto_output_uleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2353 jump_func->value.ancestor.offset); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2354 lto_output_tree (ob, jump_func->value.ancestor.type, true); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2355 lto_output_uleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2356 jump_func->value.ancestor.formal_id); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2357 break; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2358 case IPA_JF_CONST_MEMBER_PTR: |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2359 lto_output_tree (ob, jump_func->value.member_cst.pfn, true); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2360 lto_output_tree (ob, jump_func->value.member_cst.delta, false); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2361 break; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2362 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2363 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2364 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2365 /* Read in jump function JUMP_FUNC from IB. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2366 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2367 static void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2368 ipa_read_jump_function (struct lto_input_block *ib, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2369 struct ipa_jump_func *jump_func, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2370 struct data_in *data_in) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2371 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2372 jump_func->type = (enum jump_func_type) lto_input_uleb128 (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2373 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2374 switch (jump_func->type) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2375 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2376 case IPA_JF_UNKNOWN: |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2377 break; |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2378 case IPA_JF_KNOWN_TYPE: |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2379 jump_func->value.base_binfo = lto_input_tree (ib, data_in); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2380 break; |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2381 case IPA_JF_CONST: |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2382 jump_func->value.constant = lto_input_tree (ib, data_in); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2383 break; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2384 case IPA_JF_PASS_THROUGH: |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2385 jump_func->value.pass_through.operand = lto_input_tree (ib, data_in); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2386 jump_func->value.pass_through.formal_id = lto_input_uleb128 (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2387 jump_func->value.pass_through.operation = (enum tree_code) lto_input_uleb128 (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2388 break; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2389 case IPA_JF_ANCESTOR: |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2390 jump_func->value.ancestor.offset = lto_input_uleb128 (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2391 jump_func->value.ancestor.type = lto_input_tree (ib, data_in); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2392 jump_func->value.ancestor.formal_id = lto_input_uleb128 (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2393 break; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2394 case IPA_JF_CONST_MEMBER_PTR: |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2395 jump_func->value.member_cst.pfn = lto_input_tree (ib, data_in); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2396 jump_func->value.member_cst.delta = lto_input_tree (ib, data_in); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2397 break; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2398 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2399 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2400 |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2401 /* Stream out parts of cgraph_indirect_call_info corresponding to CS that are |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2402 relevant to indirect inlining to OB. */ |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2403 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2404 static void |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2405 ipa_write_indirect_edge_info (struct output_block *ob, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2406 struct cgraph_edge *cs) |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2407 { |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2408 struct cgraph_indirect_call_info *ii = cs->indirect_info; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2409 struct bitpack_d *bp; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2410 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2411 lto_output_sleb128_stream (ob->main_stream, ii->param_index); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2412 lto_output_sleb128_stream (ob->main_stream, ii->anc_offset); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2413 bp = bitpack_create (); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2414 bp_pack_value (bp, ii->polymorphic, 1); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2415 lto_output_bitpack (ob->main_stream, bp); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2416 bitpack_delete (bp); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2417 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2418 if (ii->polymorphic) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2419 { |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2420 lto_output_sleb128_stream (ob->main_stream, ii->otr_token); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2421 lto_output_tree (ob, ii->otr_type, true); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2422 } |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2423 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2424 |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2425 /* Read in parts of cgraph_indirect_call_info corresponding to CS that are |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2426 relevant to indirect inlining from IB. */ |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2427 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2428 static void |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2429 ipa_read_indirect_edge_info (struct lto_input_block *ib, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2430 struct data_in *data_in ATTRIBUTE_UNUSED, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2431 struct cgraph_edge *cs) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2432 { |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2433 struct cgraph_indirect_call_info *ii = cs->indirect_info; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2434 struct bitpack_d *bp; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2435 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2436 ii->param_index = (int) lto_input_sleb128 (ib); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2437 ii->anc_offset = (HOST_WIDE_INT) lto_input_sleb128 (ib); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2438 bp = lto_input_bitpack (ib); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2439 ii->polymorphic = bp_unpack_value (bp, 1); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2440 bitpack_delete (bp); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2441 if (ii->polymorphic) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2442 { |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2443 ii->otr_token = (HOST_WIDE_INT) lto_input_sleb128 (ib); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2444 ii->otr_type = lto_input_tree (ib, data_in); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2445 } |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2446 } |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2447 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2448 /* Stream out NODE info to OB. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2449 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2450 static void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2451 ipa_write_node_info (struct output_block *ob, struct cgraph_node *node) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2452 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2453 int node_ref; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2454 lto_cgraph_encoder_t encoder; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2455 struct ipa_node_params *info = IPA_NODE_REF (node); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2456 int j; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2457 struct cgraph_edge *e; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2458 struct bitpack_d *bp; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2459 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2460 encoder = ob->decl_state->cgraph_node_encoder; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2461 node_ref = lto_cgraph_encoder_encode (encoder, node); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2462 lto_output_uleb128_stream (ob->main_stream, node_ref); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2463 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2464 bp = bitpack_create (); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2465 bp_pack_value (bp, info->called_with_var_arguments, 1); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2466 bp_pack_value (bp, info->uses_analysis_done, 1); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2467 gcc_assert (info->modification_analysis_done |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2468 || ipa_get_param_count (info) == 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2469 gcc_assert (!info->node_enqueued); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2470 gcc_assert (!info->ipcp_orig_node); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2471 for (j = 0; j < ipa_get_param_count (info); j++) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2472 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2473 bp_pack_value (bp, info->params[j].modified, 1); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2474 bp_pack_value (bp, info->params[j].used, 1); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2475 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2476 lto_output_bitpack (ob->main_stream, bp); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2477 bitpack_delete (bp); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2478 for (e = node->callees; e; e = e->next_callee) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2479 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2480 struct ipa_edge_args *args = IPA_EDGE_REF (e); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2481 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2482 lto_output_uleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2483 ipa_get_cs_argument_count (args)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2484 for (j = 0; j < ipa_get_cs_argument_count (args); j++) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2485 ipa_write_jump_function (ob, ipa_get_ith_jump_func (args, j)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2486 } |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2487 for (e = node->indirect_calls; e; e = e->next_callee) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2488 ipa_write_indirect_edge_info (ob, e); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2489 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2490 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2491 /* Srtream in NODE info from IB. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2492 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2493 static void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2494 ipa_read_node_info (struct lto_input_block *ib, struct cgraph_node *node, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2495 struct data_in *data_in) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2496 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2497 struct ipa_node_params *info = IPA_NODE_REF (node); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2498 int k; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2499 struct cgraph_edge *e; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2500 struct bitpack_d *bp; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2501 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2502 ipa_initialize_node_params (node); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2503 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2504 bp = lto_input_bitpack (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2505 info->called_with_var_arguments = bp_unpack_value (bp, 1); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2506 info->uses_analysis_done = bp_unpack_value (bp, 1); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2507 if (ipa_get_param_count (info) != 0) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2508 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2509 info->modification_analysis_done = true; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2510 info->uses_analysis_done = true; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2511 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2512 info->node_enqueued = false; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2513 for (k = 0; k < ipa_get_param_count (info); k++) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2514 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2515 info->params[k].modified = bp_unpack_value (bp, 1); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2516 info->params[k].used = bp_unpack_value (bp, 1); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2517 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2518 bitpack_delete (bp); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2519 for (e = node->callees; e; e = e->next_callee) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2520 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2521 struct ipa_edge_args *args = IPA_EDGE_REF (e); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2522 int count = lto_input_uleb128 (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2523 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2524 ipa_set_cs_argument_count (args, count); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2525 if (!count) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2526 continue; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2527 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2528 args->jump_functions = GGC_CNEWVEC (struct ipa_jump_func, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2529 ipa_get_cs_argument_count (args)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2530 for (k = 0; k < ipa_get_cs_argument_count (args); k++) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2531 ipa_read_jump_function (ib, ipa_get_ith_jump_func (args, k), data_in); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2532 } |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2533 for (e = node->indirect_calls; e; e = e->next_callee) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2534 ipa_read_indirect_edge_info (ib, data_in, e); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2535 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2536 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2537 /* Write jump functions for nodes in SET. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2538 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2539 void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2540 ipa_prop_write_jump_functions (cgraph_node_set set) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2541 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2542 struct cgraph_node *node; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2543 struct output_block *ob = create_output_block (LTO_section_jump_functions); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2544 unsigned int count = 0; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2545 cgraph_node_set_iterator csi; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2546 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2547 ob->cgraph_node = NULL; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2548 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2549 for (csi = csi_start (set); !csi_end_p (csi); csi_next (&csi)) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2550 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2551 node = csi_node (csi); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2552 if (node->analyzed && IPA_NODE_REF (node) != NULL) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2553 count++; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2554 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2555 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2556 lto_output_uleb128_stream (ob->main_stream, count); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2557 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2558 /* Process all of the functions. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2559 for (csi = csi_start (set); !csi_end_p (csi); csi_next (&csi)) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2560 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2561 node = csi_node (csi); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2562 if (node->analyzed && IPA_NODE_REF (node) != NULL) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2563 ipa_write_node_info (ob, node); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2564 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2565 lto_output_1_stream (ob->main_stream, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2566 produce_asm (ob, NULL); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2567 destroy_output_block (ob); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2568 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2569 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2570 /* Read section in file FILE_DATA of length LEN with data DATA. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2571 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2572 static void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2573 ipa_prop_read_section (struct lto_file_decl_data *file_data, const char *data, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2574 size_t len) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2575 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2576 const struct lto_function_header *header = |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2577 (const struct lto_function_header *) data; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2578 const int32_t cfg_offset = sizeof (struct lto_function_header); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2579 const int32_t main_offset = cfg_offset + header->cfg_size; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2580 const int32_t string_offset = main_offset + header->main_size; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2581 struct data_in *data_in; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2582 struct lto_input_block ib_main; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2583 unsigned int i; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2584 unsigned int count; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2585 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2586 LTO_INIT_INPUT_BLOCK (ib_main, (const char *) data + main_offset, 0, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2587 header->main_size); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2588 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2589 data_in = |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2590 lto_data_in_create (file_data, (const char *) data + string_offset, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2591 header->string_size, NULL); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
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|
2592 count = lto_input_uleb128 (&ib_main); |
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update it from 4.4.3 to 4.5.0
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parents:
0
diff
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|
2593 |
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update it from 4.4.3 to 4.5.0
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parents:
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diff
changeset
|
2594 for (i = 0; i < count; i++) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
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diff
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|
2595 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2596 unsigned int index; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2597 struct cgraph_node *node; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
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|
2598 lto_cgraph_encoder_t encoder; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2599 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2600 index = lto_input_uleb128 (&ib_main); |
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update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2601 encoder = file_data->cgraph_node_encoder; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2602 node = lto_cgraph_encoder_deref (encoder, index); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
2603 gcc_assert (node->analyzed); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2604 ipa_read_node_info (&ib_main, node, data_in); |
77e2b8dfacca
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parents:
0
diff
changeset
|
2605 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2606 lto_free_section_data (file_data, LTO_section_jump_functions, NULL, data, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2607 len); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2608 lto_data_in_delete (data_in); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2609 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2610 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2611 /* Read ipcp jump functions. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2612 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2613 void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2614 ipa_prop_read_jump_functions (void) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2615 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2616 struct lto_file_decl_data **file_data_vec = lto_get_file_decl_data (); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2617 struct lto_file_decl_data *file_data; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2618 unsigned int j = 0; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2619 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2620 ipa_check_create_node_params (); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2621 ipa_check_create_edge_args (); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2622 ipa_register_cgraph_hooks (); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2623 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2624 while ((file_data = file_data_vec[j++])) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2625 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2626 size_t len; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
0
diff
changeset
|
2627 const char *data = lto_get_section_data (file_data, LTO_section_jump_functions, NULL, &len); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2628 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2629 if (data) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2630 ipa_prop_read_section (file_data, data, len); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2631 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2632 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2633 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2634 /* After merging units, we can get mismatch in argument counts. |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2635 Also decl merging might've rendered parameter lists obsolette. |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2636 Also compute called_with_variable_arg info. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2637 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2638 void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2639 ipa_update_after_lto_read (void) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2640 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2641 struct cgraph_node *node; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2642 struct cgraph_edge *cs; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2643 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2644 ipa_check_create_node_params (); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2645 ipa_check_create_edge_args (); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2646 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2647 for (node = cgraph_nodes; node; node = node->next) |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2648 if (node->analyzed) |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2649 ipa_initialize_node_params (node); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2650 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2651 for (node = cgraph_nodes; node; node = node->next) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
2652 if (node->analyzed) |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2653 for (cs = node->callees; cs; cs = cs->next_callee) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2654 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2655 if (ipa_get_cs_argument_count (IPA_EDGE_REF (cs)) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2656 != ipa_get_param_count (IPA_NODE_REF (cs->callee))) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2657 ipa_set_called_with_variable_arg (IPA_NODE_REF (cs->callee)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2658 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2659 } |