Mercurial > hg > CbC > CbC_gcc
annotate gcc/print-rtl.c @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
| author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 22 Mar 2011 17:18:12 +0900 |
| parents | b7f97abdc517 |
| children | 04ced10e8804 |
| rev | line source |
|---|---|
| 0 | 1 /* Print RTL for GCC. |
| 2 Copyright (C) 1987, 1988, 1992, 1997, 1998, 1999, 2000, 2002, 2003, | |
|
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3 2004, 2005, 2007, 2008, 2009, 2010 |
| 0 | 4 Free Software Foundation, Inc. |
| 5 | |
| 6 This file is part of GCC. | |
| 7 | |
| 8 GCC is free software; you can redistribute it and/or modify it under | |
| 9 the terms of the GNU General Public License as published by the Free | |
| 10 Software Foundation; either version 3, or (at your option) any later | |
| 11 version. | |
| 12 | |
| 13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 14 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 19 along with GCC; see the file COPYING3. If not see | |
| 20 <http://www.gnu.org/licenses/>. */ | |
| 21 | |
| 22 /* This file is compiled twice: once for the generator programs, | |
| 23 once for the compiler. */ | |
| 24 #ifdef GENERATOR_FILE | |
| 25 #include "bconfig.h" | |
| 26 #else | |
| 27 #include "config.h" | |
| 28 #endif | |
| 29 | |
| 30 #include "system.h" | |
| 31 #include "coretypes.h" | |
| 32 #include "tm.h" | |
| 33 #include "rtl.h" | |
| 34 | |
| 35 /* These headers all define things which are not available in | |
| 36 generator programs. */ | |
| 37 #ifndef GENERATOR_FILE | |
| 38 #include "tree.h" | |
| 39 #include "flags.h" | |
| 40 #include "hard-reg-set.h" | |
| 41 #include "basic-block.h" | |
|
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42 #include "diagnostic.h" |
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43 #include "tree-pretty-print.h" |
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44 #include "cselib.h" |
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45 #include "tree-pass.h" |
| 0 | 46 #endif |
| 47 | |
| 48 static FILE *outfile; | |
| 49 | |
| 50 static int sawclose = 0; | |
| 51 | |
| 52 static int indent; | |
| 53 | |
| 54 static void print_rtx (const_rtx); | |
| 55 | |
| 56 /* String printed at beginning of each RTL when it is dumped. | |
| 57 This string is set to ASM_COMMENT_START when the RTL is dumped in | |
| 58 the assembly output file. */ | |
| 59 const char *print_rtx_head = ""; | |
| 60 | |
|
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61 #ifdef GENERATOR_FILE |
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62 /* These are defined from the .opt file when not used in generator |
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63 programs. */ |
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64 |
| 0 | 65 /* Nonzero means suppress output of instruction numbers |
| 66 in debugging dumps. | |
| 67 This must be defined here so that programs like gencodes can be linked. */ | |
| 68 int flag_dump_unnumbered = 0; | |
| 69 | |
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70 /* Nonzero means suppress output of instruction numbers for previous |
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71 and next insns in debugging dumps. |
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72 This must be defined here so that programs like gencodes can be linked. */ |
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73 int flag_dump_unnumbered_links = 0; |
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74 #endif |
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75 |
| 0 | 76 /* Nonzero means use simplified format without flags, modes, etc. */ |
| 77 int flag_simple = 0; | |
| 78 | |
| 79 /* Nonzero if we are dumping graphical description. */ | |
| 80 int dump_for_graph; | |
| 81 | |
| 82 #ifndef GENERATOR_FILE | |
| 83 void | |
| 84 print_mem_expr (FILE *outfile, const_tree expr) | |
| 85 { | |
|
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86 fputc (' ', outfile); |
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87 print_generic_expr (outfile, CONST_CAST_TREE (expr), dump_flags); |
| 0 | 88 } |
| 89 #endif | |
| 90 | |
| 91 /* Print IN_RTX onto OUTFILE. This is the recursive part of printing. */ | |
| 92 | |
| 93 static void | |
| 94 print_rtx (const_rtx in_rtx) | |
| 95 { | |
| 96 int i = 0; | |
| 97 int j; | |
| 98 const char *format_ptr; | |
| 99 int is_insn; | |
| 100 | |
| 101 if (sawclose) | |
| 102 { | |
| 103 if (flag_simple) | |
| 104 fputc (' ', outfile); | |
| 105 else | |
| 106 fprintf (outfile, "\n%s%*s", print_rtx_head, indent * 2, ""); | |
| 107 sawclose = 0; | |
| 108 } | |
| 109 | |
| 110 if (in_rtx == 0) | |
| 111 { | |
| 112 fputs ("(nil)", outfile); | |
| 113 sawclose = 1; | |
| 114 return; | |
| 115 } | |
| 116 else if (GET_CODE (in_rtx) > NUM_RTX_CODE) | |
| 117 { | |
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118 fprintf (outfile, "(??? bad code %d\n%s%*s)", GET_CODE (in_rtx), |
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119 print_rtx_head, indent * 2, ""); |
| 0 | 120 sawclose = 1; |
| 121 return; | |
| 122 } | |
| 123 | |
| 124 is_insn = INSN_P (in_rtx); | |
| 125 | |
| 126 /* When printing in VCG format we write INSNs, NOTE, LABEL, and BARRIER | |
| 127 in separate nodes and therefore have to handle them special here. */ | |
| 128 if (dump_for_graph | |
| 129 && (is_insn || NOTE_P (in_rtx) | |
| 130 || LABEL_P (in_rtx) || BARRIER_P (in_rtx))) | |
| 131 { | |
| 132 i = 3; | |
| 133 indent = 0; | |
| 134 } | |
| 135 else | |
| 136 { | |
| 137 /* Print name of expression code. */ | |
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138 if (flag_simple && CONST_INT_P (in_rtx)) |
| 0 | 139 fputc ('(', outfile); |
| 140 else | |
| 141 fprintf (outfile, "(%s", GET_RTX_NAME (GET_CODE (in_rtx))); | |
| 142 | |
| 143 if (! flag_simple) | |
| 144 { | |
| 145 if (RTX_FLAG (in_rtx, in_struct)) | |
| 146 fputs ("/s", outfile); | |
| 147 | |
| 148 if (RTX_FLAG (in_rtx, volatil)) | |
| 149 fputs ("/v", outfile); | |
| 150 | |
| 151 if (RTX_FLAG (in_rtx, unchanging)) | |
| 152 fputs ("/u", outfile); | |
| 153 | |
| 154 if (RTX_FLAG (in_rtx, frame_related)) | |
| 155 fputs ("/f", outfile); | |
| 156 | |
| 157 if (RTX_FLAG (in_rtx, jump)) | |
| 158 fputs ("/j", outfile); | |
| 159 | |
| 160 if (RTX_FLAG (in_rtx, call)) | |
| 161 fputs ("/c", outfile); | |
| 162 | |
| 163 if (RTX_FLAG (in_rtx, return_val)) | |
| 164 fputs ("/i", outfile); | |
| 165 | |
| 166 /* Print REG_NOTE names for EXPR_LIST and INSN_LIST. */ | |
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167 if ((GET_CODE (in_rtx) == EXPR_LIST |
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168 || GET_CODE (in_rtx) == INSN_LIST) |
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169 && (int)GET_MODE (in_rtx) < REG_NOTE_MAX) |
| 0 | 170 fprintf (outfile, ":%s", |
| 171 GET_REG_NOTE_NAME (GET_MODE (in_rtx))); | |
| 172 | |
| 173 /* For other rtl, print the mode if it's not VOID. */ | |
| 174 else if (GET_MODE (in_rtx) != VOIDmode) | |
| 175 fprintf (outfile, ":%s", GET_MODE_NAME (GET_MODE (in_rtx))); | |
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176 |
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177 #ifndef GENERATOR_FILE |
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178 if (GET_CODE (in_rtx) == VAR_LOCATION) |
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179 { |
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180 if (TREE_CODE (PAT_VAR_LOCATION_DECL (in_rtx)) == STRING_CST) |
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181 fputs (" <debug string placeholder>", outfile); |
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182 else |
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183 print_mem_expr (outfile, PAT_VAR_LOCATION_DECL (in_rtx)); |
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184 fputc (' ', outfile); |
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185 print_rtx (PAT_VAR_LOCATION_LOC (in_rtx)); |
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186 if (PAT_VAR_LOCATION_STATUS (in_rtx) |
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187 == VAR_INIT_STATUS_UNINITIALIZED) |
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188 fprintf (outfile, " [uninit]"); |
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189 sawclose = 1; |
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190 i = GET_RTX_LENGTH (VAR_LOCATION); |
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191 } |
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192 #endif |
| 0 | 193 } |
| 194 } | |
| 195 | |
| 196 #ifndef GENERATOR_FILE | |
| 197 if (GET_CODE (in_rtx) == CONST_DOUBLE && FLOAT_MODE_P (GET_MODE (in_rtx))) | |
| 198 i = 5; | |
| 199 #endif | |
| 200 | |
| 201 /* Get the format string and skip the first elements if we have handled | |
| 202 them already. */ | |
| 203 format_ptr = GET_RTX_FORMAT (GET_CODE (in_rtx)) + i; | |
| 204 for (; i < GET_RTX_LENGTH (GET_CODE (in_rtx)); i++) | |
| 205 switch (*format_ptr++) | |
| 206 { | |
| 207 const char *str; | |
| 208 | |
| 209 case 'T': | |
| 210 str = XTMPL (in_rtx, i); | |
| 211 goto string; | |
| 212 | |
| 213 case 'S': | |
| 214 case 's': | |
| 215 str = XSTR (in_rtx, i); | |
| 216 string: | |
| 217 | |
| 218 if (str == 0) | |
| 219 fputs (dump_for_graph ? " \\\"\\\"" : " \"\"", outfile); | |
| 220 else | |
| 221 { | |
| 222 if (dump_for_graph) | |
| 223 fprintf (outfile, " (\\\"%s\\\")", str); | |
| 224 else | |
| 225 fprintf (outfile, " (\"%s\")", str); | |
| 226 } | |
| 227 sawclose = 1; | |
| 228 break; | |
| 229 | |
| 230 /* 0 indicates a field for internal use that should not be printed. | |
| 231 An exception is the third field of a NOTE, where it indicates | |
| 232 that the field has several different valid contents. */ | |
| 233 case '0': | |
| 234 if (i == 1 && REG_P (in_rtx)) | |
| 235 { | |
| 236 if (REGNO (in_rtx) != ORIGINAL_REGNO (in_rtx)) | |
| 237 fprintf (outfile, " [%d]", ORIGINAL_REGNO (in_rtx)); | |
| 238 } | |
| 239 #ifndef GENERATOR_FILE | |
| 240 else if (i == 1 && GET_CODE (in_rtx) == SYMBOL_REF) | |
| 241 { | |
| 242 int flags = SYMBOL_REF_FLAGS (in_rtx); | |
| 243 if (flags) | |
|
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244 fprintf (outfile, " [flags %#x]", flags); |
| 0 | 245 } |
| 246 else if (i == 2 && GET_CODE (in_rtx) == SYMBOL_REF) | |
| 247 { | |
| 248 tree decl = SYMBOL_REF_DECL (in_rtx); | |
| 249 if (decl) | |
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250 print_node_brief (outfile, "", decl, dump_flags); |
| 0 | 251 } |
| 252 #endif | |
| 253 else if (i == 4 && NOTE_P (in_rtx)) | |
| 254 { | |
| 255 switch (NOTE_KIND (in_rtx)) | |
| 256 { | |
| 257 case NOTE_INSN_EH_REGION_BEG: | |
| 258 case NOTE_INSN_EH_REGION_END: | |
| 259 if (flag_dump_unnumbered) | |
| 260 fprintf (outfile, " #"); | |
| 261 else | |
| 262 fprintf (outfile, " %d", NOTE_EH_HANDLER (in_rtx)); | |
| 263 sawclose = 1; | |
| 264 break; | |
| 265 | |
| 266 case NOTE_INSN_BLOCK_BEG: | |
| 267 case NOTE_INSN_BLOCK_END: | |
| 268 #ifndef GENERATOR_FILE | |
| 269 dump_addr (outfile, " ", NOTE_BLOCK (in_rtx)); | |
| 270 #endif | |
| 271 sawclose = 1; | |
| 272 break; | |
| 273 | |
| 274 case NOTE_INSN_BASIC_BLOCK: | |
| 275 { | |
| 276 #ifndef GENERATOR_FILE | |
| 277 basic_block bb = NOTE_BASIC_BLOCK (in_rtx); | |
| 278 if (bb != 0) | |
| 279 fprintf (outfile, " [bb %d]", bb->index); | |
| 280 #endif | |
| 281 break; | |
| 282 } | |
| 283 | |
| 284 case NOTE_INSN_DELETED_LABEL: | |
| 285 { | |
| 286 const char *label = NOTE_DELETED_LABEL_NAME (in_rtx); | |
| 287 if (label) | |
| 288 fprintf (outfile, " (\"%s\")", label); | |
| 289 else | |
| 290 fprintf (outfile, " \"\""); | |
| 291 } | |
| 292 break; | |
| 293 | |
| 294 case NOTE_INSN_SWITCH_TEXT_SECTIONS: | |
| 295 { | |
| 296 #ifndef GENERATOR_FILE | |
| 297 basic_block bb = NOTE_BASIC_BLOCK (in_rtx); | |
| 298 if (bb != 0) | |
| 299 fprintf (outfile, " [bb %d]", bb->index); | |
| 300 #endif | |
| 301 break; | |
| 302 } | |
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303 |
| 0 | 304 case NOTE_INSN_VAR_LOCATION: |
| 305 #ifndef GENERATOR_FILE | |
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306 fputc (' ', outfile); |
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307 print_rtx (NOTE_VAR_LOCATION (in_rtx)); |
| 0 | 308 #endif |
| 309 break; | |
| 310 | |
| 311 default: | |
| 312 break; | |
| 313 } | |
| 314 } | |
|
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315 else if (i == 8 && JUMP_P (in_rtx) && JUMP_LABEL (in_rtx) != NULL) |
| 0 | 316 /* Output the JUMP_LABEL reference. */ |
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317 fprintf (outfile, "\n%s%*s -> %d", print_rtx_head, indent * 2, "", |
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318 INSN_UID (JUMP_LABEL (in_rtx))); |
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319 else if (i == 0 && GET_CODE (in_rtx) == VALUE) |
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320 { |
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321 #ifndef GENERATOR_FILE |
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322 cselib_val *val = CSELIB_VAL_PTR (in_rtx); |
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323 |
|
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324 fprintf (outfile, " %u:%u", val->uid, val->hash); |
|
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325 dump_addr (outfile, " @", in_rtx); |
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326 dump_addr (outfile, "/", (void*)val); |
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327 #endif |
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328 } |
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329 else if (i == 0 && GET_CODE (in_rtx) == DEBUG_EXPR) |
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330 { |
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331 #ifndef GENERATOR_FILE |
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332 fprintf (outfile, " D#%i", |
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333 DEBUG_TEMP_UID (DEBUG_EXPR_TREE_DECL (in_rtx))); |
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334 #endif |
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335 } |
| 0 | 336 break; |
| 337 | |
| 338 case 'e': | |
| 339 do_e: | |
| 340 indent += 2; | |
|
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341 if (i == 7 && INSN_P (in_rtx)) |
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342 /* Put REG_NOTES on their own line. */ |
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343 fprintf (outfile, "\n%s%*s", |
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344 print_rtx_head, indent * 2, ""); |
| 0 | 345 if (!sawclose) |
| 346 fprintf (outfile, " "); | |
| 347 print_rtx (XEXP (in_rtx, i)); | |
| 348 indent -= 2; | |
| 349 break; | |
| 350 | |
| 351 case 'E': | |
| 352 case 'V': | |
| 353 indent += 2; | |
| 354 if (sawclose) | |
| 355 { | |
| 356 fprintf (outfile, "\n%s%*s", | |
| 357 print_rtx_head, indent * 2, ""); | |
| 358 sawclose = 0; | |
| 359 } | |
| 360 fputs (" [", outfile); | |
| 361 if (NULL != XVEC (in_rtx, i)) | |
| 362 { | |
| 363 indent += 2; | |
| 364 if (XVECLEN (in_rtx, i)) | |
| 365 sawclose = 1; | |
| 366 | |
| 367 for (j = 0; j < XVECLEN (in_rtx, i); j++) | |
| 368 print_rtx (XVECEXP (in_rtx, i, j)); | |
| 369 | |
| 370 indent -= 2; | |
| 371 } | |
| 372 if (sawclose) | |
| 373 fprintf (outfile, "\n%s%*s", print_rtx_head, indent * 2, ""); | |
| 374 | |
| 375 fputs ("]", outfile); | |
| 376 sawclose = 1; | |
| 377 indent -= 2; | |
| 378 break; | |
| 379 | |
| 380 case 'w': | |
| 381 if (! flag_simple) | |
| 382 fprintf (outfile, " "); | |
| 383 fprintf (outfile, HOST_WIDE_INT_PRINT_DEC, XWINT (in_rtx, i)); | |
| 384 if (! flag_simple) | |
| 385 fprintf (outfile, " [" HOST_WIDE_INT_PRINT_HEX "]", | |
| 386 (unsigned HOST_WIDE_INT) XWINT (in_rtx, i)); | |
| 387 break; | |
| 388 | |
| 389 case 'i': | |
|
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390 if (i == 5 && INSN_P (in_rtx)) |
| 0 | 391 { |
| 392 #ifndef GENERATOR_FILE | |
| 393 /* Pretty-print insn locators. Ignore scoping as it is mostly | |
| 394 redundant with line number information and do not print anything | |
| 395 when there is no location information available. */ | |
| 396 if (INSN_LOCATOR (in_rtx) && insn_file (in_rtx)) | |
| 397 fprintf(outfile, " %s:%i", insn_file (in_rtx), insn_line (in_rtx)); | |
| 398 #endif | |
| 399 } | |
|
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400 else if (i == 6 && GET_CODE (in_rtx) == ASM_OPERANDS) |
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401 { |
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402 #ifndef GENERATOR_FILE |
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403 fprintf (outfile, " %s:%i", |
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404 locator_file (ASM_OPERANDS_SOURCE_LOCATION (in_rtx)), |
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405 locator_line (ASM_OPERANDS_SOURCE_LOCATION (in_rtx))); |
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406 #endif |
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407 } |
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408 else if (i == 1 && GET_CODE (in_rtx) == ASM_INPUT) |
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409 { |
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410 #ifndef GENERATOR_FILE |
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411 fprintf (outfile, " %s:%i", |
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412 locator_file (ASM_INPUT_SOURCE_LOCATION (in_rtx)), |
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413 locator_line (ASM_INPUT_SOURCE_LOCATION (in_rtx))); |
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414 #endif |
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415 } |
| 0 | 416 else if (i == 6 && NOTE_P (in_rtx)) |
| 417 { | |
| 418 /* This field is only used for NOTE_INSN_DELETED_LABEL, and | |
| 419 other times often contains garbage from INSN->NOTE death. */ | |
| 420 if (NOTE_KIND (in_rtx) == NOTE_INSN_DELETED_LABEL) | |
| 421 fprintf (outfile, " %d", XINT (in_rtx, i)); | |
| 422 } | |
|
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423 #if !defined(GENERATOR_FILE) && NUM_UNSPECV_VALUES > 0 |
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424 else if (i == 1 |
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425 && GET_CODE (in_rtx) == UNSPEC_VOLATILE |
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426 && XINT (in_rtx, 1) >= 0 |
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427 && XINT (in_rtx, 1) < NUM_UNSPECV_VALUES) |
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428 fprintf (outfile, " %s", unspecv_strings[XINT (in_rtx, 1)]); |
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429 #endif |
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430 #if !defined(GENERATOR_FILE) && NUM_UNSPEC_VALUES > 0 |
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431 else if (i == 1 |
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432 && (GET_CODE (in_rtx) == UNSPEC |
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433 || GET_CODE (in_rtx) == UNSPEC_VOLATILE) |
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434 && XINT (in_rtx, 1) >= 0 |
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435 && XINT (in_rtx, 1) < NUM_UNSPEC_VALUES) |
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436 fprintf (outfile, " %s", unspec_strings[XINT (in_rtx, 1)]); |
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437 #endif |
| 0 | 438 else |
| 439 { | |
| 440 int value = XINT (in_rtx, i); | |
| 441 const char *name; | |
| 442 | |
| 443 #ifndef GENERATOR_FILE | |
| 444 if (REG_P (in_rtx) && value < FIRST_PSEUDO_REGISTER) | |
| 445 fprintf (outfile, " %d %s", REGNO (in_rtx), | |
| 446 reg_names[REGNO (in_rtx)]); | |
| 447 else if (REG_P (in_rtx) | |
| 448 && value <= LAST_VIRTUAL_REGISTER) | |
| 449 { | |
| 450 if (value == VIRTUAL_INCOMING_ARGS_REGNUM) | |
| 451 fprintf (outfile, " %d virtual-incoming-args", value); | |
| 452 else if (value == VIRTUAL_STACK_VARS_REGNUM) | |
| 453 fprintf (outfile, " %d virtual-stack-vars", value); | |
| 454 else if (value == VIRTUAL_STACK_DYNAMIC_REGNUM) | |
| 455 fprintf (outfile, " %d virtual-stack-dynamic", value); | |
| 456 else if (value == VIRTUAL_OUTGOING_ARGS_REGNUM) | |
| 457 fprintf (outfile, " %d virtual-outgoing-args", value); | |
| 458 else if (value == VIRTUAL_CFA_REGNUM) | |
| 459 fprintf (outfile, " %d virtual-cfa", value); | |
|
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460 else if (value == VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM) |
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461 fprintf (outfile, " %d virtual-preferred-stack-boundary", |
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462 value); |
| 0 | 463 else |
| 464 fprintf (outfile, " %d virtual-reg-%d", value, | |
| 465 value-FIRST_VIRTUAL_REGISTER); | |
| 466 } | |
| 467 else | |
| 468 #endif | |
| 469 if (flag_dump_unnumbered | |
| 470 && (is_insn || NOTE_P (in_rtx))) | |
| 471 fputc ('#', outfile); | |
| 472 else | |
| 473 fprintf (outfile, " %d", value); | |
| 474 | |
| 475 #ifndef GENERATOR_FILE | |
| 476 if (REG_P (in_rtx) && REG_ATTRS (in_rtx)) | |
| 477 { | |
| 478 fputs (" [", outfile); | |
| 479 if (ORIGINAL_REGNO (in_rtx) != REGNO (in_rtx)) | |
| 480 fprintf (outfile, "orig:%i", ORIGINAL_REGNO (in_rtx)); | |
| 481 if (REG_EXPR (in_rtx)) | |
| 482 print_mem_expr (outfile, REG_EXPR (in_rtx)); | |
| 483 | |
| 484 if (REG_OFFSET (in_rtx)) | |
| 485 fprintf (outfile, "+" HOST_WIDE_INT_PRINT_DEC, | |
| 486 REG_OFFSET (in_rtx)); | |
| 487 fputs (" ]", outfile); | |
| 488 } | |
| 489 #endif | |
| 490 | |
| 491 if (is_insn && &INSN_CODE (in_rtx) == &XINT (in_rtx, i) | |
| 492 && XINT (in_rtx, i) >= 0 | |
| 493 && (name = get_insn_name (XINT (in_rtx, i))) != NULL) | |
| 494 fprintf (outfile, " {%s}", name); | |
| 495 sawclose = 0; | |
| 496 } | |
| 497 break; | |
| 498 | |
| 499 /* Print NOTE_INSN names rather than integer codes. */ | |
| 500 | |
| 501 case 'n': | |
| 502 fprintf (outfile, " %s", GET_NOTE_INSN_NAME (XINT (in_rtx, i))); | |
| 503 sawclose = 0; | |
| 504 break; | |
| 505 | |
| 506 case 'u': | |
| 507 if (XEXP (in_rtx, i) != NULL) | |
| 508 { | |
| 509 rtx sub = XEXP (in_rtx, i); | |
| 510 enum rtx_code subc = GET_CODE (sub); | |
| 511 | |
| 512 if (GET_CODE (in_rtx) == LABEL_REF) | |
| 513 { | |
| 514 if (subc == NOTE | |
| 515 && NOTE_KIND (sub) == NOTE_INSN_DELETED_LABEL) | |
| 516 { | |
| 517 if (flag_dump_unnumbered) | |
| 518 fprintf (outfile, " [# deleted]"); | |
| 519 else | |
| 520 fprintf (outfile, " [%d deleted]", INSN_UID (sub)); | |
| 521 sawclose = 0; | |
| 522 break; | |
| 523 } | |
| 524 | |
| 525 if (subc != CODE_LABEL) | |
| 526 goto do_e; | |
| 527 } | |
| 528 | |
|
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529 if (flag_dump_unnumbered |
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530 || (flag_dump_unnumbered_links && (i == 1 || i == 2) |
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531 && (INSN_P (in_rtx) || NOTE_P (in_rtx) |
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532 || LABEL_P (in_rtx) || BARRIER_P (in_rtx)))) |
| 0 | 533 fputs (" #", outfile); |
| 534 else | |
| 535 fprintf (outfile, " %d", INSN_UID (sub)); | |
| 536 } | |
| 537 else | |
| 538 fputs (" 0", outfile); | |
| 539 sawclose = 0; | |
| 540 break; | |
| 541 | |
| 542 case 't': | |
| 543 #ifndef GENERATOR_FILE | |
|
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544 if (i == 0 && GET_CODE (in_rtx) == DEBUG_IMPLICIT_PTR) |
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545 print_mem_expr (outfile, DEBUG_IMPLICIT_PTR_DECL (in_rtx)); |
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546 else |
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547 dump_addr (outfile, " ", XTREE (in_rtx, i)); |
| 0 | 548 #endif |
| 549 break; | |
| 550 | |
| 551 case '*': | |
| 552 fputs (" Unknown", outfile); | |
| 553 sawclose = 0; | |
| 554 break; | |
| 555 | |
| 556 case 'B': | |
| 557 #ifndef GENERATOR_FILE | |
| 558 if (XBBDEF (in_rtx, i)) | |
| 559 fprintf (outfile, " %i", XBBDEF (in_rtx, i)->index); | |
| 560 #endif | |
| 561 break; | |
| 562 | |
| 563 default: | |
| 564 gcc_unreachable (); | |
| 565 } | |
| 566 | |
| 567 switch (GET_CODE (in_rtx)) | |
| 568 { | |
| 569 #ifndef GENERATOR_FILE | |
| 570 case MEM: | |
|
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571 if (__builtin_expect (final_insns_dump_p, false)) |
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572 fprintf (outfile, " ["); |
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573 else |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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574 fprintf (outfile, " [" HOST_WIDE_INT_PRINT_DEC, |
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b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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changeset
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575 (HOST_WIDE_INT) MEM_ALIAS_SET (in_rtx)); |
| 0 | 576 |
| 577 if (MEM_EXPR (in_rtx)) | |
| 578 print_mem_expr (outfile, MEM_EXPR (in_rtx)); | |
| 579 | |
| 580 if (MEM_OFFSET (in_rtx)) | |
| 581 fprintf (outfile, "+" HOST_WIDE_INT_PRINT_DEC, | |
| 582 INTVAL (MEM_OFFSET (in_rtx))); | |
| 583 | |
| 584 if (MEM_SIZE (in_rtx)) | |
| 585 fprintf (outfile, " S" HOST_WIDE_INT_PRINT_DEC, | |
| 586 INTVAL (MEM_SIZE (in_rtx))); | |
| 587 | |
| 588 if (MEM_ALIGN (in_rtx) != 1) | |
| 589 fprintf (outfile, " A%u", MEM_ALIGN (in_rtx)); | |
| 590 | |
|
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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591 if (!ADDR_SPACE_GENERIC_P (MEM_ADDR_SPACE (in_rtx))) |
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592 fprintf (outfile, " AS%u", MEM_ADDR_SPACE (in_rtx)); |
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593 |
| 0 | 594 fputc (']', outfile); |
| 595 break; | |
| 596 | |
| 597 case CONST_DOUBLE: | |
| 598 if (FLOAT_MODE_P (GET_MODE (in_rtx))) | |
| 599 { | |
| 600 char s[60]; | |
| 601 | |
| 602 real_to_decimal (s, CONST_DOUBLE_REAL_VALUE (in_rtx), | |
| 603 sizeof (s), 0, 1); | |
| 604 fprintf (outfile, " %s", s); | |
| 605 | |
| 606 real_to_hexadecimal (s, CONST_DOUBLE_REAL_VALUE (in_rtx), | |
| 607 sizeof (s), 0, 1); | |
| 608 fprintf (outfile, " [%s]", s); | |
| 609 } | |
| 610 break; | |
| 611 #endif | |
| 612 | |
| 613 case CODE_LABEL: | |
| 614 fprintf (outfile, " [%d uses]", LABEL_NUSES (in_rtx)); | |
| 615 switch (LABEL_KIND (in_rtx)) | |
| 616 { | |
| 617 case LABEL_NORMAL: break; | |
| 618 case LABEL_STATIC_ENTRY: fputs (" [entry]", outfile); break; | |
| 619 case LABEL_GLOBAL_ENTRY: fputs (" [global entry]", outfile); break; | |
| 620 case LABEL_WEAK_ENTRY: fputs (" [weak entry]", outfile); break; | |
| 621 default: gcc_unreachable (); | |
| 622 } | |
| 623 break; | |
| 624 | |
| 625 default: | |
| 626 break; | |
| 627 } | |
| 628 | |
| 629 if (dump_for_graph | |
| 630 && (is_insn || NOTE_P (in_rtx) | |
| 631 || LABEL_P (in_rtx) || BARRIER_P (in_rtx))) | |
| 632 sawclose = 0; | |
| 633 else | |
| 634 { | |
| 635 fputc (')', outfile); | |
| 636 sawclose = 1; | |
| 637 } | |
| 638 } | |
| 639 | |
| 640 /* Print an rtx on the current line of FILE. Initially indent IND | |
| 641 characters. */ | |
| 642 | |
| 643 void | |
| 644 print_inline_rtx (FILE *outf, const_rtx x, int ind) | |
| 645 { | |
| 646 int oldsaw = sawclose; | |
| 647 int oldindent = indent; | |
| 648 | |
| 649 sawclose = 0; | |
| 650 indent = ind; | |
| 651 outfile = outf; | |
| 652 print_rtx (x); | |
| 653 sawclose = oldsaw; | |
| 654 indent = oldindent; | |
| 655 } | |
| 656 | |
| 657 /* Call this function from the debugger to see what X looks like. */ | |
| 658 | |
|
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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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changeset
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659 DEBUG_FUNCTION void |
| 0 | 660 debug_rtx (const_rtx x) |
| 661 { | |
| 662 outfile = stderr; | |
| 663 sawclose = 0; | |
| 664 print_rtx (x); | |
| 665 fprintf (stderr, "\n"); | |
| 666 } | |
| 667 | |
| 668 /* Count of rtx's to print with debug_rtx_list. | |
| 669 This global exists because gdb user defined commands have no arguments. */ | |
| 670 | |
|
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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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changeset
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671 DEBUG_VARIABLE int debug_rtx_count = 0; /* 0 is treated as equivalent to 1 */ |
| 0 | 672 |
| 673 /* Call this function to print list from X on. | |
| 674 | |
| 675 N is a count of the rtx's to print. Positive values print from the specified | |
| 676 rtx on. Negative values print a window around the rtx. | |
| 677 EG: -5 prints 2 rtx's on either side (in addition to the specified rtx). */ | |
| 678 | |
|
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f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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changeset
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679 DEBUG_FUNCTION void |
| 0 | 680 debug_rtx_list (const_rtx x, int n) |
| 681 { | |
| 682 int i,count; | |
| 683 const_rtx insn; | |
| 684 | |
| 685 count = n == 0 ? 1 : n < 0 ? -n : n; | |
| 686 | |
| 687 /* If we are printing a window, back up to the start. */ | |
| 688 | |
| 689 if (n < 0) | |
| 690 for (i = count / 2; i > 0; i--) | |
| 691 { | |
| 692 if (PREV_INSN (x) == 0) | |
| 693 break; | |
| 694 x = PREV_INSN (x); | |
| 695 } | |
| 696 | |
| 697 for (i = count, insn = x; i > 0 && insn != 0; i--, insn = NEXT_INSN (insn)) | |
| 698 { | |
| 699 debug_rtx (insn); | |
| 700 fprintf (stderr, "\n"); | |
| 701 } | |
| 702 } | |
| 703 | |
| 704 /* Call this function to print an rtx list from START to END inclusive. */ | |
| 705 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
706 DEBUG_FUNCTION void |
| 0 | 707 debug_rtx_range (const_rtx start, const_rtx end) |
| 708 { | |
| 709 while (1) | |
| 710 { | |
| 711 debug_rtx (start); | |
| 712 fprintf (stderr, "\n"); | |
| 713 if (!start || start == end) | |
| 714 break; | |
| 715 start = NEXT_INSN (start); | |
| 716 } | |
| 717 } | |
| 718 | |
| 719 /* Call this function to search an rtx list to find one with insn uid UID, | |
| 720 and then call debug_rtx_list to print it, using DEBUG_RTX_COUNT. | |
| 721 The found insn is returned to enable further debugging analysis. */ | |
| 722 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
723 DEBUG_FUNCTION const_rtx |
| 0 | 724 debug_rtx_find (const_rtx x, int uid) |
| 725 { | |
| 726 while (x != 0 && INSN_UID (x) != uid) | |
| 727 x = NEXT_INSN (x); | |
| 728 if (x != 0) | |
| 729 { | |
| 730 debug_rtx_list (x, debug_rtx_count); | |
| 731 return x; | |
| 732 } | |
| 733 else | |
| 734 { | |
| 735 fprintf (stderr, "insn uid %d not found\n", uid); | |
| 736 return 0; | |
| 737 } | |
| 738 } | |
| 739 | |
| 740 /* External entry point for printing a chain of insns | |
| 741 starting with RTX_FIRST onto file OUTF. | |
| 742 A blank line separates insns. | |
| 743 | |
| 744 If RTX_FIRST is not an insn, then it alone is printed, with no newline. */ | |
| 745 | |
| 746 void | |
| 747 print_rtl (FILE *outf, const_rtx rtx_first) | |
| 748 { | |
| 749 const_rtx tmp_rtx; | |
| 750 | |
| 751 outfile = outf; | |
| 752 sawclose = 0; | |
| 753 | |
| 754 if (rtx_first == 0) | |
| 755 { | |
| 756 fputs (print_rtx_head, outf); | |
| 757 fputs ("(nil)\n", outf); | |
| 758 } | |
| 759 else | |
| 760 switch (GET_CODE (rtx_first)) | |
| 761 { | |
| 762 case INSN: | |
| 763 case JUMP_INSN: | |
| 764 case CALL_INSN: | |
| 765 case NOTE: | |
| 766 case CODE_LABEL: | |
| 767 case BARRIER: | |
| 768 for (tmp_rtx = rtx_first; tmp_rtx != 0; tmp_rtx = NEXT_INSN (tmp_rtx)) | |
| 769 { | |
| 770 fputs (print_rtx_head, outfile); | |
| 771 print_rtx (tmp_rtx); | |
| 772 fprintf (outfile, "\n"); | |
| 773 } | |
| 774 break; | |
| 775 | |
| 776 default: | |
| 777 fputs (print_rtx_head, outfile); | |
| 778 print_rtx (rtx_first); | |
| 779 } | |
| 780 } | |
| 781 | |
| 782 /* Like print_rtx, except specify a file. */ | |
| 783 /* Return nonzero if we actually printed anything. */ | |
| 784 | |
| 785 int | |
| 786 print_rtl_single (FILE *outf, const_rtx x) | |
| 787 { | |
| 788 outfile = outf; | |
| 789 sawclose = 0; | |
| 790 fputs (print_rtx_head, outfile); | |
| 791 print_rtx (x); | |
| 792 putc ('\n', outf); | |
| 793 return 1; | |
| 794 } | |
| 795 | |
| 796 | |
| 797 /* Like print_rtl except without all the detail; for example, | |
| 798 if RTX is a CONST_INT then print in decimal format. */ | |
| 799 | |
| 800 void | |
| 801 print_simple_rtl (FILE *outf, const_rtx x) | |
| 802 { | |
| 803 flag_simple = 1; | |
| 804 print_rtl (outf, x); | |
| 805 flag_simple = 0; | |
| 806 } |