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comparison gcc/config/score/score7.h @ 0:a06113de4d67

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author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
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1 /* score7.h for Sunplus S+CORE processor
2 Copyright (C) 2005, 2007, 2008 Free Software Foundation, Inc.
3 Contributed by Sunnorth
4
5 This file is part of GCC.
6
7 GCC is free software; you can redistribute it and/or modify it
8 under the terms of the GNU General Public License as published
9 by the Free Software Foundation; either version 3, or (at your
10 option) any later version.
11
12 GCC is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
15 License 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 #ifndef GCC_SCORE7_H
22 #define GCC_SCORE7_H
23
24 enum score7_address_type
25 {
26 SCORE7_ADD_REG,
27 SCORE7_ADD_CONST_INT,
28 SCORE7_ADD_SYMBOLIC
29 };
30
31 struct score7_frame_info
32 {
33 HOST_WIDE_INT total_size; /* bytes that the entire frame takes up */
34 HOST_WIDE_INT var_size; /* bytes that variables take up */
35 HOST_WIDE_INT args_size; /* bytes that outgoing arguments take up */
36 HOST_WIDE_INT gp_reg_size; /* bytes needed to store gp regs */
37 HOST_WIDE_INT gp_sp_offset; /* offset from new sp to store gp registers */
38 HOST_WIDE_INT cprestore_size; /* # bytes that the .cprestore slot takes up */
39 unsigned int mask; /* mask of saved gp registers */
40 int num_gp; /* number of gp registers saved */
41 };
42
43 struct score7_arg_info
44 {
45 unsigned int num_bytes; /* The argument's size in bytes */
46 unsigned int reg_words; /* The number of words passed in registers */
47 unsigned int reg_offset; /* The offset of the first register from */
48 /* GP_ARG_FIRST or FP_ARG_FIRST etc */
49 unsigned int stack_words; /* The number of words that must be passed */
50 /* on the stack */
51 unsigned int stack_offset; /* The offset from the start of the stack */
52 /* overflow area */
53 };
54
55 #ifdef RTX_CODE
56 struct score7_address_info
57 {
58 enum score7_address_type type;
59 rtx reg;
60 rtx offset;
61 enum rtx_code code;
62 enum score_symbol_type symbol_type;
63 };
64 #endif
65
66 #define SCORE7_SDATA_MAX score7_sdata_max
67 #define SCORE7_STACK_ALIGN(LOC) (((LOC) + 3) & ~3)
68 #define SCORE7_PROLOGUE_TEMP_REGNUM (GP_REG_FIRST + 8)
69 #define SCORE7_EPILOGUE_TEMP_REGNUM (GP_REG_FIRST + 8)
70 #define SCORE7_DEFAULT_SDATA_MAX 8
71
72 extern int score7_symbolic_constant_p (rtx x,
73 enum score_symbol_type *symbol_type);
74 extern bool score7_return_in_memory (tree type,
75 tree fndecl ATTRIBUTE_UNUSED);
76 extern void score7_output_mi_thunk (FILE *file,
77 tree thunk_fndecl ATTRIBUTE_UNUSED,
78 HOST_WIDE_INT delta,
79 HOST_WIDE_INT vcall_offset,
80 tree function);
81 extern int score7_legitimize_address (rtx *xloc);
82 extern void
83 score7_function_prologue (FILE *file,
84 HOST_WIDE_INT size ATTRIBUTE_UNUSED);
85 extern void
86 score7_function_epilogue (FILE *file,
87 HOST_WIDE_INT size ATTRIBUTE_UNUSED);
88 extern section *score7_select_rtx_section (enum machine_mode mode, rtx x,
89 unsigned HOST_WIDE_INT align);
90 extern bool score7_in_small_data_p (tree decl);
91 extern void score7_asm_file_start (void);
92 extern void score7_asm_file_end (void);
93 extern void score7_override_options (void);
94 extern int score7_reg_class (int regno);
95 extern enum reg_class score7_preferred_reload_class (rtx x ATTRIBUTE_UNUSED,
96 enum reg_class rclass);
97 extern enum
98 reg_class score7_secondary_reload_class (enum reg_class rclass,
99 enum machine_mode mode ATTRIBUTE_UNUSED,
100 rtx x);
101 extern int score7_const_ok_for_letter_p (HOST_WIDE_INT value, char c);
102 extern int score7_extra_constraint (rtx op, char c);
103 extern int score7_hard_regno_mode_ok (unsigned int regno,
104 enum machine_mode mode);
105 extern HOST_WIDE_INT
106 score7_initial_elimination_offset (int from,
107 int to ATTRIBUTE_UNUSED);
108 extern void score7_function_arg_advance (CUMULATIVE_ARGS *cum,
109 enum machine_mode mode,
110 tree type,
111 int named);
112 extern int score7_arg_partial_bytes (CUMULATIVE_ARGS *cum,
113 enum machine_mode mode,
114 tree type,
115 bool named);
116 extern rtx score7_function_arg (const CUMULATIVE_ARGS *cum,
117 enum machine_mode mode,
118 tree type,
119 int named);
120 extern rtx score7_function_value (tree valtype,
121 tree func ATTRIBUTE_UNUSED,
122 enum machine_mode mode);
123 extern void score7_initialize_trampoline (rtx ADDR, rtx FUNC, rtx CHAIN);
124 extern int score7_regno_mode_ok_for_base_p (int regno, int strict);
125 extern int score7_address_p (enum machine_mode mode, rtx x, int strict);
126 extern int score7_register_move_cost (enum machine_mode mode ATTRIBUTE_UNUSED,
127 enum reg_class from,
128 enum reg_class to);
129 extern bool score7_rtx_costs (rtx x, int code, int outer_code, int *total, bool speed);
130 extern int score7_address_cost (rtx addr);
131 extern int score7_output_external (FILE *file ATTRIBUTE_UNUSED,
132 tree decl,
133 const char *name);
134 extern rtx score7_return_addr (int count, rtx frame ATTRIBUTE_UNUSED);
135 extern void score7_print_operand (FILE *file, rtx op, int c);
136 extern void score7_print_operand_address (FILE *file, rtx x);
137 extern enum machine_mode score7_select_cc_mode (enum rtx_code op,
138 rtx x,
139 rtx y);
140 extern void score7_prologue (void);
141 extern void score7_epilogue (int sibcall_p);
142 extern void score7_gen_cmp (enum machine_mode mode);
143 extern void score7_call (rtx *ops, bool sib);
144 extern void score7_call_value (rtx *ops, bool sib);
145 extern void score7_movsicc (rtx *ops);
146 extern void score7_movdi (rtx *ops);
147 extern void score7_zero_extract_andi (rtx *ops);
148 extern const char * score7_select_add_imm (rtx *ops, bool set_cc);
149 extern const char * score7_select (rtx *ops, const char *inst_pre, bool commu,
150 const char *letter, bool set_cc);
151 extern const char * score7_move (rtx *ops);
152 extern const char * score7_limm (rtx *ops);
153 extern const char *
154 score7_linsn (rtx *ops, enum score_mem_unit unit, bool sign);
155 extern const char *
156 score7_sinsn (rtx *ops, enum score_mem_unit unit);
157 #endif