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comparison gcc/config/i386/cygming.h @ 67:f6334be47118

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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
comparison
equal deleted inserted replaced
65:65488c3d617d 67:f6334be47118
31 #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG 31 #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
32 #else 32 #else
33 #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG 33 #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
34 #endif 34 #endif
35 35
36 #undef TARGET_64BIT_MS_ABI 36 #undef TARGET_SEH
37 #define TARGET_64BIT_MS_ABI (!cfun ? ix86_abi == MS_ABI : TARGET_64BIT && cfun->machine->call_abi == MS_ABI) 37 #define TARGET_SEH (TARGET_64BIT_MS_ABI && flag_unwind_tables)
38
39 /* Win64 with SEH cannot represent DRAP stack frames. Disable its use.
40 Force the use of different mechanisms to allocate aligned local data. */
41 #undef MAX_STACK_ALIGNMENT
42 #define MAX_STACK_ALIGNMENT (TARGET_SEH ? 128 : MAX_OFILE_ALIGNMENT)
43
44 /* Support hooks for SEH. */
45 #undef TARGET_ASM_UNWIND_EMIT
46 #define TARGET_ASM_UNWIND_EMIT i386_pe_seh_unwind_emit
47 #undef TARGET_ASM_UNWIND_EMIT_BEFORE_INSN
48 #define TARGET_ASM_UNWIND_EMIT_BEFORE_INSN false
49 #undef TARGET_ASM_FUNCTION_END_PROLOGUE
50 #define TARGET_ASM_FUNCTION_END_PROLOGUE i386_pe_seh_end_prologue
51 #define SUBTARGET_ASM_UNWIND_INIT i386_pe_seh_init
38 52
39 #undef DEFAULT_ABI 53 #undef DEFAULT_ABI
40 #define DEFAULT_ABI (TARGET_64BIT ? MS_ABI : SYSV_ABI) 54 #define DEFAULT_ABI (TARGET_64BIT ? MS_ABI : SYSV_ABI)
41 55
42 #if ! defined (USE_MINGW64_LEADING_UNDERSCORES) 56 #if ! defined (USE_MINGW64_LEADING_UNDERSCORES)
43 #undef USER_LABEL_PREFIX 57 #undef USER_LABEL_PREFIX
44 #define USER_LABEL_PREFIX (TARGET_64BIT ? "" : "_") 58 #define USER_LABEL_PREFIX (TARGET_64BIT ? "" : "_")
59
60 #undef LOCAL_LABEL_PREFIX
61 #define LOCAL_LABEL_PREFIX (TARGET_64BIT ? "." : "")
62
63 #undef ASM_GENERATE_INTERNAL_LABEL
64 #define ASM_GENERATE_INTERNAL_LABEL(BUF,PREFIX,NUMBER) \
65 sprintf ((BUF), "*%s%s%ld", LOCAL_LABEL_PREFIX, \
66 (PREFIX), (long)(NUMBER))
67
68 #undef LPREFIX
69 #define LPREFIX (TARGET_64BIT ? ".L" : "L")
70
45 #endif 71 #endif
46 72
47 #undef DBX_REGISTER_NUMBER 73 #undef DBX_REGISTER_NUMBER
48 #define DBX_REGISTER_NUMBER(n) \ 74 #define DBX_REGISTER_NUMBER(n) \
49 (TARGET_64BIT ? dbx64_register_map[n] \ 75 (TARGET_64BIT ? dbx64_register_map[n] \
56 #undef DWARF_FRAME_REGNUM 82 #undef DWARF_FRAME_REGNUM
57 #define DWARF_FRAME_REGNUM(n) \ 83 #define DWARF_FRAME_REGNUM(n) \
58 (TARGET_64BIT ? dbx64_register_map[(n)] \ 84 (TARGET_64BIT ? dbx64_register_map[(n)] \
59 : svr4_dbx_register_map[(n)]) 85 : svr4_dbx_register_map[(n)])
60 86
87 /* The MS_ABI changes the set of call-used registers. */
88 #undef DWARF_FRAME_REGISTERS
89 #define DWARF_FRAME_REGISTERS (TARGET_64BIT ? 33 : 17)
90
61 #ifdef HAVE_GAS_PE_SECREL32_RELOC 91 #ifdef HAVE_GAS_PE_SECREL32_RELOC
62 /* Use section relative relocations for debugging offsets. Unlike 92 /* Use section relative relocations for debugging offsets. Unlike
63 other targets that fake this by putting the section VMA at 0, PE 93 other targets that fake this by putting the section VMA at 0, PE
64 won't allow it. */ 94 won't allow it. */
65 #define ASM_OUTPUT_DWARF_OFFSET(FILE, SIZE, LABEL, SECTION) \ 95 #define ASM_OUTPUT_DWARF_OFFSET(FILE, SIZE, LABEL, SECTION) \
66 do { \ 96 do { \
67 if (SIZE != 4 && (!TARGET_64BIT || SIZE != 8)) \ 97 switch (SIZE) \
68 abort (); \ 98 { \
69 \ 99 case 4: \
70 fputs ("\t.secrel32\t", FILE); \ 100 fputs ("\t.secrel32\t", FILE); \
71 assemble_name (FILE, LABEL); \ 101 assemble_name (FILE, LABEL); \
102 break; \
103 case 8: \
104 /* This is a hack. There is no 64-bit section relative \
105 relocation. However, the COFF format also does not \
106 support 64-bit file offsets; 64-bit applications are \
107 limited to 32-bits of code+data in any one module. \
108 Fake the 64-bit offset by zero-extending it. */ \
109 fputs ("\t.secrel32\t", FILE); \
110 assemble_name (FILE, LABEL); \
111 fputs ("\n\t.long\t0", FILE); \
112 break; \
113 default: \
114 gcc_unreachable (); \
115 } \
72 } while (0) 116 } while (0)
73 #endif 117 #endif
74 118
75 #define TARGET_EXECUTABLE_SUFFIX ".exe" 119 #define TARGET_EXECUTABLE_SUFFIX ".exe"
76
77 #include <stdio.h>
78 120
79 #define TARGET_OS_CPP_BUILTINS() \ 121 #define TARGET_OS_CPP_BUILTINS() \
80 do \ 122 do \
81 { \ 123 { \
82 if (!TARGET_64BIT) \ 124 if (!TARGET_64BIT) \
83 builtin_define ("_X86_=1"); \ 125 builtin_define ("_X86_=1"); \
126 if (TARGET_SEH) \
127 builtin_define ("__SEH__"); \
84 builtin_assert ("system=winnt"); \ 128 builtin_assert ("system=winnt"); \
85 builtin_define ("__stdcall=__attribute__((__stdcall__))"); \ 129 builtin_define ("__stdcall=__attribute__((__stdcall__))"); \
86 builtin_define ("__fastcall=__attribute__((__fastcall__))"); \ 130 builtin_define ("__fastcall=__attribute__((__fastcall__))"); \
87 builtin_define ("__thiscall=__attribute__((__thiscall__))"); \ 131 builtin_define ("__thiscall=__attribute__((__thiscall__))"); \
88 builtin_define ("__cdecl=__attribute__((__cdecl__))"); \ 132 builtin_define ("__cdecl=__attribute__((__cdecl__))"); \
130 174
131 /* Windows64 continues to use a 32-bit long type. */ 175 /* Windows64 continues to use a 32-bit long type. */
132 #undef LONG_TYPE_SIZE 176 #undef LONG_TYPE_SIZE
133 #define LONG_TYPE_SIZE 32 177 #define LONG_TYPE_SIZE 32
134 178
135 /* Enable parsing of #pragma pack(push,<n>) and #pragma pack(pop). */
136 #define HANDLE_PRAGMA_PACK_PUSH_POP 1
137
138 union tree_node; 179 union tree_node;
139 #define TREE union tree_node * 180 #define TREE union tree_node *
140 181
141 #define drectve_section() \ 182 #define drectve_section() \
142 (fprintf (asm_out_file, "\t.section .drectve\n"), \ 183 (fprintf (asm_out_file, "\t.section .drectve\n"), \
150 otherwise. */ 191 otherwise. */
151 192
152 #undef SUBTARGET_OVERRIDE_OPTIONS 193 #undef SUBTARGET_OVERRIDE_OPTIONS
153 #define SUBTARGET_OVERRIDE_OPTIONS \ 194 #define SUBTARGET_OVERRIDE_OPTIONS \
154 do { \ 195 do { \
155 if (flag_pic) \ 196 if (TARGET_64BIT && flag_pic != 1) \
197 { \
198 if (flag_pic > 1) \
199 warning (0, \
200 "-fPIC ignored for target (all code is position independent)"\
201 ); \
202 flag_pic = 1; \
203 } \
204 else if (!TARGET_64BIT && flag_pic) \
156 { \ 205 { \
157 warning (0, "-f%s ignored for target (all code is position independent)",\ 206 warning (0, "-f%s ignored for target (all code is position independent)",\
158 (flag_pic > 1) ? "PIC" : "pic"); \ 207 (flag_pic > 1) ? "PIC" : "pic"); \
159 flag_pic = 0; \ 208 flag_pic = 0; \
160 } \ 209 } \
201 if ((NAME)[0] != FASTCALL_PREFIX) \ 250 if ((NAME)[0] != FASTCALL_PREFIX) \
202 fputs (user_label_prefix, (STREAM)); \ 251 fputs (user_label_prefix, (STREAM)); \
203 fputs ((NAME), (STREAM)); \ 252 fputs ((NAME), (STREAM)); \
204 } while (0) 253 } while (0)
205 254
255 /* This does much the same in memory rather than to a stream. */
256 #undef TARGET_MANGLE_ASSEMBLER_NAME
257 #define TARGET_MANGLE_ASSEMBLER_NAME i386_pe_mangle_assembler_name
258
206 259
207 /* Emit code to check the stack when allocating more than 4000 260 /* Emit code to check the stack when allocating more than 4000
208 bytes in one go. */ 261 bytes in one go. */
209 #define CHECK_STACK_LIMIT 4000 262 #define CHECK_STACK_LIMIT 4000
210 263
248 301
249 /* Write the extra assembler code needed to declare a function 302 /* Write the extra assembler code needed to declare a function
250 properly. If we are generating SDB debugging information, this 303 properly. If we are generating SDB debugging information, this
251 will happen automatically, so we only need to handle other cases. */ 304 will happen automatically, so we only need to handle other cases. */
252 #undef ASM_DECLARE_FUNCTION_NAME 305 #undef ASM_DECLARE_FUNCTION_NAME
253 #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ 306 #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \
254 do \ 307 i386_pe_start_function (FILE, NAME, DECL)
255 { \ 308
256 i386_pe_maybe_record_exported_symbol (DECL, NAME, 0); \ 309 #undef ASM_DECLARE_FUNCTION_SIZE
257 if (write_symbols != SDB_DEBUG) \ 310 #define ASM_DECLARE_FUNCTION_SIZE(FILE,NAME,DECL) \
258 i386_pe_declare_function_type (FILE, NAME, TREE_PUBLIC (DECL)); \ 311 i386_pe_end_function (FILE, NAME, DECL)
259 ASM_OUTPUT_LABEL (FILE, NAME); \
260 } \
261 while (0)
262 312
263 /* Add an external function to the list of functions to be declared at 313 /* Add an external function to the list of functions to be declared at
264 the end of the file. */ 314 the end of the file. */
265 #define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME) \ 315 #define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME) \
266 do \ 316 do \
276 326
277 /* This says out to put a global symbol in the BSS section. */ 327 /* This says out to put a global symbol in the BSS section. */
278 #undef ASM_OUTPUT_ALIGNED_BSS 328 #undef ASM_OUTPUT_ALIGNED_BSS
279 #define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \ 329 #define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
280 asm_output_aligned_bss ((FILE), (DECL), (NAME), (SIZE), (ALIGN)) 330 asm_output_aligned_bss ((FILE), (DECL), (NAME), (SIZE), (ALIGN))
331
332 /* Put all *tf routines in libgcc. */
333 #undef LIBGCC2_HAS_TF_MODE
334 #define LIBGCC2_HAS_TF_MODE 1
335 #define LIBGCC2_TF_CEXT q
336 #define TF_SIZE 113
281 337
282 /* Output function declarations at the end of the file. */ 338 /* Output function declarations at the end of the file. */
283 #undef TARGET_ASM_FILE_END 339 #undef TARGET_ASM_FILE_END
284 #define TARGET_ASM_FILE_END i386_pe_file_end 340 #define TARGET_ASM_FILE_END i386_pe_file_end
285 341
407 463
408 #define TARGET_VALID_DLLIMPORT_ATTRIBUTE_P i386_pe_valid_dllimport_attribute_p 464 #define TARGET_VALID_DLLIMPORT_ATTRIBUTE_P i386_pe_valid_dllimport_attribute_p
409 #define TARGET_CXX_ADJUST_CLASS_AT_DEFINITION i386_pe_adjust_class_at_definition 465 #define TARGET_CXX_ADJUST_CLASS_AT_DEFINITION i386_pe_adjust_class_at_definition
410 #define TARGET_MANGLE_DECL_ASSEMBLER_NAME i386_pe_mangle_decl_assembler_name 466 #define TARGET_MANGLE_DECL_ASSEMBLER_NAME i386_pe_mangle_decl_assembler_name
411 467
468 #undef TARGET_ASM_ASSEMBLE_VISIBILITY
469 #define TARGET_ASM_ASSEMBLE_VISIBILITY i386_pe_assemble_visibility
470
471 /* Static stack checking is supported by means of probes. */
472 #define STACK_CHECK_STATIC_BUILTIN 1
473
412 #undef TREE 474 #undef TREE
413 475
414 #ifndef BUFSIZ 476 #ifndef BUFSIZ
415 # undef FILE 477 # undef FILE
416 #endif 478 #endif