Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/ia64/sysv4.h @ 158:494b0b89df80 default tip
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| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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| date | Mon, 25 May 2020 18:13:55 +0900 |
| parents | 1830386684a0 |
| children |
| rev | line source |
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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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1 /* Override definitions in elfos.h to be correct for IA64. |
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2 |
| 145 | 3 Copyright (C) 2000-2020 Free Software Foundation, Inc. |
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4 |
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5 This file is part of GCC. |
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6 |
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7 GCC is free software; you can redistribute it and/or modify it under |
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8 the terms of the GNU General Public License as published by the Free |
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9 Software Foundation; either version 3, or (at your option) any later |
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10 version. |
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11 |
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12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
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13 WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 Under Section 7 of GPL version 3, you are granted additional |
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18 permissions described in the GCC Runtime Library Exception, version |
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19 3.1, as published by the Free Software Foundation. |
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20 |
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21 You should have received a copy of the GNU General Public License and |
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22 a copy of the GCC Runtime Library Exception along with this program; |
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23 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
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24 <http://www.gnu.org/licenses/>. */ |
| 0 | 25 |
| 26 #undef TARGET_INIT_LIBFUNCS | |
| 27 #define TARGET_INIT_LIBFUNCS ia64_sysv4_init_libfuncs | |
| 28 | |
| 29 /* We want DWARF2 as specified by the IA64 ABI. */ | |
| 30 #undef PREFERRED_DEBUGGING_TYPE | |
| 31 #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG | |
| 32 | |
| 33 /* Stabs does not work properly for 64-bit targets. */ | |
| 34 #undef DBX_DEBUGGING_INFO | |
| 35 | |
| 36 /* Various pseudo-ops for which the Intel assembler uses non-standard | |
| 37 definitions. */ | |
| 38 | |
| 39 #undef STRING_ASM_OP | |
| 40 #define STRING_ASM_OP "\tstringz\t" | |
| 41 | |
| 42 #undef SKIP_ASM_OP | |
| 43 #define SKIP_ASM_OP "\t.skip\t" | |
| 44 | |
| 45 #undef COMMON_ASM_OP | |
| 46 #define COMMON_ASM_OP "\t.common\t" | |
| 47 | |
| 48 #undef ASCII_DATA_ASM_OP | |
| 49 #define ASCII_DATA_ASM_OP "\tstring\t" | |
| 50 | |
| 51 /* ia64-specific options for gas | |
| 52 ??? ia64 gas doesn't accept standard svr4 assembler options? */ | |
| 53 #undef ASM_SPEC | |
| 54 #define ASM_SPEC "-x %{mconstant-gp} %{mauto-pic} %(asm_extra)" | |
| 55 | |
| 56 /* ??? Unfortunately, .lcomm doesn't work, because it puts things in either | |
| 57 .bss or .sbss, and we can't control the decision of which is used. When | |
| 58 I use .lcomm, I get a cryptic "Section group has no member" error from | |
| 59 the Intel simulator. So we must explicitly put variables in .bss | |
| 60 instead. This matters only if we care about the Intel assembler. */ | |
| 61 | |
| 62 /* This is asm_output_aligned_bss from varasm.c without the | |
| 63 (*targetm.asm_out.globalize_label) call at the beginning. */ | |
| 64 | |
| 65 /* This is for final.c, because it is used by ASM_DECLARE_OBJECT_NAME. */ | |
| 66 extern int size_directive_output; | |
| 67 | |
| 68 #undef ASM_OUTPUT_ALIGNED_LOCAL | |
| 69 #define ASM_OUTPUT_ALIGNED_DECL_LOCAL(FILE, DECL, NAME, SIZE, ALIGN) \ | |
| 70 do { \ | |
| 71 if ((DECL) && sdata_symbolic_operand (XEXP (DECL_RTL (DECL), 0), Pmode)) \ | |
| 72 switch_to_section (sbss_section); \ | |
| 73 else \ | |
| 74 switch_to_section (bss_section); \ | |
| 75 ASM_OUTPUT_ALIGN (FILE, floor_log2 ((ALIGN) / BITS_PER_UNIT)); \ | |
| 76 ASM_DECLARE_OBJECT_NAME (FILE, NAME, DECL); \ | |
| 77 ASM_OUTPUT_SKIP (FILE, SIZE ? SIZE : 1); \ | |
| 78 } while (0) | |
| 79 | |
| 80 /* The # tells the Intel assembler that this is not a register name. | |
| 81 However, we can't emit the # in a label definition, so we set a variable | |
| 82 in ASM_OUTPUT_LABEL to control whether we want the postfix here or not. | |
| 83 We append the # to the label name, but since NAME can be an expression | |
| 84 we have to scan it for a non-label character and insert the # there. */ | |
| 85 | |
| 86 #undef ASM_OUTPUT_LABELREF | |
| 87 #define ASM_OUTPUT_LABELREF(STREAM, NAME) \ | |
| 88 do { \ | |
| 89 const char *name_ = NAME; \ | |
| 90 if (*name_ == '*') \ | |
| 91 name_++; \ | |
| 92 else \ | |
| 93 fputs (user_label_prefix, STREAM); \ | |
| 94 fputs (name_, STREAM); \ | |
| 95 if (!ia64_asm_output_label) \ | |
| 96 fputc ('#', STREAM); \ | |
| 97 } while (0) | |
| 98 | |
| 99 /* Intel assembler requires both flags and type if declaring a non-predefined | |
| 100 section. */ | |
| 101 #undef INIT_SECTION_ASM_OP | |
| 102 #define INIT_SECTION_ASM_OP "\t.section\t.init,\"ax\",\"progbits\"" | |
| 103 #undef FINI_SECTION_ASM_OP | |
| 104 #define FINI_SECTION_ASM_OP "\t.section\t.fini,\"ax\",\"progbits\"" | |
| 105 | |
| 106 #define DBX_REGISTER_NUMBER(REGNO) \ | |
| 107 ia64_dbx_register_number(REGNO) | |
| 108 | |
| 109 #undef SIZE_TYPE | |
| 110 #define SIZE_TYPE "long unsigned int" | |
| 111 | |
| 112 #undef PTRDIFF_TYPE | |
| 113 #define PTRDIFF_TYPE "long int" | |
| 114 | |
| 115 #undef WCHAR_TYPE | |
| 116 #define WCHAR_TYPE "int" | |
| 117 | |
| 118 #undef WCHAR_TYPE_SIZE | |
| 119 #define WCHAR_TYPE_SIZE 32 | |
| 120 | |
| 121 /* We redefine this to use the ia64 .proc pseudo-op. */ | |
| 122 | |
| 123 #undef ASM_DECLARE_FUNCTION_NAME | |
| 124 #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ | |
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67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
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125 ia64_start_function(FILE,NAME,DECL) |
| 0 | 126 |
| 127 /* We redefine this to use the ia64 .endp pseudo-op. */ | |
| 128 | |
| 129 #undef ASM_DECLARE_FUNCTION_SIZE | |
| 130 #define ASM_DECLARE_FUNCTION_SIZE(FILE, NAME, DECL) \ | |
| 131 do { \ | |
| 132 fputs ("\t.endp ", FILE); \ | |
| 133 assemble_name (FILE, NAME); \ | |
| 134 fputc ('\n', FILE); \ | |
| 135 } while (0) | |
| 136 | |
| 137 /* Override default elf definition. */ | |
| 138 #undef TARGET_ASM_RELOC_RW_MASK | |
| 139 #define TARGET_ASM_RELOC_RW_MASK ia64_reloc_rw_mask | |
| 140 #undef TARGET_ASM_SELECT_RTX_SECTION | |
| 141 #define TARGET_ASM_SELECT_RTX_SECTION ia64_select_rtx_section | |
| 142 | |
| 143 #define SDATA_SECTION_ASM_OP "\t.sdata" | |
| 144 #define SBSS_SECTION_ASM_OP "\t.sbss" |