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Side by Side Diff: gcc/gcc/config/alpha/osf.h

Issue 3050029: [gcc] GCC 4.5.0=>4.5.1 (Closed) Base URL: ssh://git@gitrw.chromium.org:9222/nacl-toolchain.git
Patch Set: Created 10 years, 4 months ago
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1 /* Definitions of target machine for GNU compiler, for DEC Alpha on OSF/1. 1 /* Definitions of target machine for GNU compiler, for DEC Alpha on OSF/1.
2 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2001, 2002, 2003, 2 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2001, 2002, 2003,
3 2004, 2007 Free Software Foundation, Inc. 3 2004, 2007, 2009 Free Software Foundation, Inc.
4 Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 4 Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
5 5
6 This file is part of GCC. 6 This file is part of GCC.
7 7
8 GCC is free software; you can redistribute it and/or modify 8 GCC is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by 9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3, or (at your option) 10 the Free Software Foundation; either version 3, or (at your option)
11 any later version. 11 any later version.
12 12
13 GCC is distributed in the hope that it will be useful, 13 GCC is distributed in the hope that it will be useful,
(...skipping 141 matching lines...) Expand 10 before | Expand all | Expand 10 after
155 \ 155 \
156 /* 7 is PROT_READ | PROT_WRITE | PROT_EXEC */ \ 156 /* 7 is PROT_READ | PROT_WRITE | PROT_EXEC */ \
157 if (mprotect (page, end - page, 7) < 0) \ 157 if (mprotect (page, end - page, 7) < 0) \
158 perror ("mprotect of trampoline code"); \ 158 perror ("mprotect of trampoline code"); \
159 } 159 }
160 160
161 /* Digital UNIX V4.0E (1091)/usr/include/sys/types.h 4.3.49.9 1997/08/14 */ 161 /* Digital UNIX V4.0E (1091)/usr/include/sys/types.h 4.3.49.9 1997/08/14 */
162 #define SIZE_TYPE "long unsigned int" 162 #define SIZE_TYPE "long unsigned int"
163 #define PTRDIFF_TYPE "long int" 163 #define PTRDIFF_TYPE "long int"
164 164
165 #define SIG_ATOMIC_TYPE "int"
166
167 #define INT8_TYPE "signed char"
168 #define INT16_TYPE "short int"
169 #define INT32_TYPE "int"
170 #define INT64_TYPE "long int"
171 #define UINT8_TYPE "unsigned char"
172 #define UINT16_TYPE "short unsigned int"
173 #define UINT32_TYPE "unsigned int"
174 #define UINT64_TYPE "long unsigned int"
175
176 #define INT_LEAST8_TYPE "signed char"
177 #define INT_LEAST16_TYPE "short int"
178 #define INT_LEAST32_TYPE "int"
179 #define INT_LEAST64_TYPE "long int"
180 #define UINT_LEAST8_TYPE "unsigned char"
181 #define UINT_LEAST16_TYPE "short unsigned int"
182 #define UINT_LEAST32_TYPE "unsigned int"
183 #define UINT_LEAST64_TYPE "long unsigned int"
184
185 #define INT_FAST8_TYPE "signed char"
186 #define INT_FAST16_TYPE "int"
187 #define INT_FAST32_TYPE "int"
188 #define INT_FAST64_TYPE "long int"
189 #define UINT_FAST8_TYPE "unsigned char"
190 #define UINT_FAST16_TYPE "unsigned int"
191 #define UINT_FAST32_TYPE "unsigned int"
192 #define UINT_FAST64_TYPE "long unsigned int"
193
194 #define INTPTR_TYPE "long int"
195 #define UINTPTR_TYPE "long unsigned int"
196
165 /* The linker will stick __main into the .init section. */ 197 /* The linker will stick __main into the .init section. */
166 #define HAS_INIT_SECTION 198 #define HAS_INIT_SECTION
167 #define LD_INIT_SWITCH "-init" 199 #define LD_INIT_SWITCH "-init"
168 #define LD_FINI_SWITCH "-fini" 200 #define LD_FINI_SWITCH "-fini"
169 201
170 /* The linker needs a space after "-o". This allows -oldstyle_liblookup to
171 be passed to ld. */
172 #define SWITCHES_NEED_SPACES "o"
173
174 /* Select a format to encode pointers in exception handling data. CODE 202 /* Select a format to encode pointers in exception handling data. CODE
175 is 0 for data, 1 for code labels, 2 for function pointers. GLOBAL is 203 is 0 for data, 1 for code labels, 2 for function pointers. GLOBAL is
176 true if the symbol may be affected by dynamic relocations. 204 true if the symbol may be affected by dynamic relocations.
177 205
178 We really ought to be using the SREL32 relocations that ECOFF has, 206 We really ought to be using the SREL32 relocations that ECOFF has,
179 but no version of the native assembler supports creating such things, 207 but no version of the native assembler supports creating such things,
180 and Compaq has no plans to rectify this. Worse, the dynamic loader 208 and Compaq has no plans to rectify this. Worse, the dynamic loader
181 cannot handle unaligned relocations, so we have to make sure that 209 cannot handle unaligned relocations, so we have to make sure that
182 things get padded appropriately. */ 210 things get padded appropriately. */
183 #define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \ 211 #define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \
184 (TARGET_GAS \ 212 (TARGET_GAS \
185 ? (((GLOBAL) ? DW_EH_PE_indirect : 0) | DW_EH_PE_pcrel | DW_EH_PE_sdata4) \ 213 ? (((GLOBAL) ? DW_EH_PE_indirect : 0) | DW_EH_PE_pcrel | DW_EH_PE_sdata4) \
186 : DW_EH_PE_aligned) 214 : DW_EH_PE_aligned)
187 215
216 /* The Tru64 UNIX assembler warns on .lcomm with SIZE 0, so use 1 in that
217 case. */
218 #undef ASM_OUTPUT_LOCAL
219 #define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE,ROUNDED) \
220 ( fputs ("\t.lcomm ", (FILE)), \
221 assemble_name ((FILE), (NAME)), \
222 fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED"\n", (SIZE) ? (SIZE) : 1))
223
188 /* This is how we tell the assembler that a symbol is weak. */ 224 /* This is how we tell the assembler that a symbol is weak. */
189 225
190 #define ASM_OUTPUT_WEAK_ALIAS(FILE, NAME, VALUE) \ 226 #define ASM_OUTPUT_WEAK_ALIAS(FILE, NAME, VALUE) \
191 do \ 227 do \
192 { \ 228 { \
193 (*targetm.asm_out.globalize_label) (FILE, NAME); \ 229 (*targetm.asm_out.globalize_label) (FILE, NAME); \
194 fputs ("\t.weakext\t", FILE); \ 230 fputs ("\t.weakext\t", FILE); \
195 assemble_name (FILE, NAME); \ 231 assemble_name (FILE, NAME); \
196 if (VALUE) \ 232 if (VALUE) \
197 { \ 233 { \
198 fputc (' ', FILE); \ 234 fputc (' ', FILE); \
199 assemble_name (FILE, VALUE); \ 235 assemble_name (FILE, VALUE); \
200 } \ 236 } \
201 fputc ('\n', FILE); \ 237 fputc ('\n', FILE); \
202 } \ 238 } \
203 while (0) 239 while (0)
204 240
205 #define ASM_WEAKEN_LABEL(FILE, NAME) ASM_OUTPUT_WEAK_ALIAS(FILE, NAME, 0) 241 #define ASM_WEAKEN_LABEL(FILE, NAME) ASM_OUTPUT_WEAK_ALIAS(FILE, NAME, 0)
206 242
207 /* Handle #pragma weak and #pragma pack. */ 243 /* Handle #pragma weak and #pragma pack. */
208 #define HANDLE_SYSV_PRAGMA 1 244 #define HANDLE_SYSV_PRAGMA 1
209 245
210 /* Handle #pragma extern_prefix. Technically only needed for Tru64 5.x, 246 /* Handle #pragma extern_prefix. Technically only needed for Tru64 5.x,
211 but easier to manipulate preprocessor bits from here. */ 247 but easier to manipulate preprocessor bits from here. */
212 #define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX 1 248 #define TARGET_HANDLE_PRAGMA_EXTERN_PREFIX 1
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