Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/vax/elf.h @ 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 | 77e2b8dfacca |
| children | 04ced10e8804 |
| rev | line source |
|---|---|
| 0 | 1 /* Target definitions for GNU compiler for VAX using ELF |
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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>
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2 Copyright (C) 2002, 2004, 2005, 2007, 2008, 2009, 2010 |
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f6334be47118
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3 Free Software Foundation, Inc. |
| 0 | 4 Contributed by Matt Thomas <matt@3am-software.com> |
| 5 | |
| 6 This file is part of GCC. | |
| 7 | |
| 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 | |
| 10 the Free Software Foundation; either version 3, or (at your option) | |
| 11 any later version. | |
| 12 | |
| 13 GCC is distributed in the hope that it will be useful, | |
| 14 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 GNU General Public License 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 #undef TARGET_ELF | |
| 23 #define TARGET_ELF 1 | |
| 24 | |
| 25 #undef REGISTER_PREFIX | |
| 26 #undef REGISTER_NAMES | |
| 27 #define REGISTER_PREFIX "%" | |
| 28 #define REGISTER_NAMES \ | |
| 29 { "%r0", "%r1", "%r2", "%r3", "%r4", "%r5", "%r6", "%r7", \ | |
| 30 "%r8", "%r9", "%r10", "%r11", "%ap", "%fp", "%sp", "%pc", } | |
| 31 | |
| 32 #undef SIZE_TYPE | |
| 33 #define SIZE_TYPE "long unsigned int" | |
| 34 | |
| 35 #undef PTRDIFF_TYPE | |
| 36 #define PTRDIFF_TYPE "long int" | |
| 37 | |
| 38 /* Profiling routine. */ | |
| 39 #undef VAX_FUNCTION_PROFILER_NAME | |
| 40 #define VAX_FUNCTION_PROFILER_NAME "__mcount" | |
| 41 | |
| 42 /* Let's be re-entrant. */ | |
| 43 #undef PCC_STATIC_STRUCT_RETURN | |
| 44 | |
| 45 /* Before the prologue, the top of the frame is below the argument | |
| 46 count pushed by the CALLS and before the start of the saved registers. */ | |
| 47 #define INCOMING_FRAME_SP_OFFSET 0 | |
| 48 | |
| 49 /* Offset from the frame pointer register value to the top of the stack. */ | |
| 50 #define FRAME_POINTER_CFA_OFFSET(FNDECL) 0 | |
| 51 | |
| 52 /* We use R2-R5 (call-clobbered) registers for exceptions. */ | |
| 53 #define EH_RETURN_DATA_REGNO(N) ((N) < 4 ? (N) + 2 : INVALID_REGNUM) | |
| 54 | |
| 55 /* Place the top of the stack for the DWARF2 EH stackadj value. */ | |
| 56 #define EH_RETURN_STACKADJ_RTX \ | |
| 57 gen_rtx_MEM (SImode, \ | |
| 58 plus_constant (gen_rtx_REG (Pmode, FRAME_POINTER_REGNUM),\ | |
| 59 -4)) | |
| 60 | |
| 61 /* Simple store the return handler into the call frame. */ | |
| 62 #define EH_RETURN_HANDLER_RTX \ | |
| 63 gen_rtx_MEM (Pmode, \ | |
| 64 plus_constant (gen_rtx_REG (Pmode, FRAME_POINTER_REGNUM),\ | |
| 65 16)) | |
| 66 | |
| 67 | |
| 68 /* Reserve the top of the stack for exception handler stackadj value. */ | |
| 69 #undef STARTING_FRAME_OFFSET | |
| 70 #define STARTING_FRAME_OFFSET -4 | |
| 71 | |
| 72 /* The VAX wants no space between the case instruction and the jump table. */ | |
| 73 #undef ASM_OUTPUT_BEFORE_CASE_LABEL | |
| 74 #define ASM_OUTPUT_BEFORE_CASE_LABEL(FILE, PREFIX, NUM, TABLE) | |
| 75 | |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
55
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76 #undef SUBTARGET_OVERRIDE_OPTIONS |
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f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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77 #define SUBTARGET_OVERRIDE_OPTIONS \ |
| 0 | 78 do \ |
| 79 { \ | |
| 80 /* Turn off function CSE if we're doing PIC. */ \ | |
| 81 if (flag_pic) \ | |
| 82 flag_no_function_cse = 1; \ | |
| 83 } \ | |
| 84 while (0) | |
| 85 | |
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86 /* Don't allow *foo which foo is non-local */ |
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87 #define NO_EXTERNAL_INDIRECT_ADDRESS |
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88 |
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89 #undef VAX_CC1_AND_CC1PLUS_SPEC |
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90 #define VAX_CC1_AND_CC1PLUS_SPEC \ |
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91 "%{!fno-pic: \ |
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92 %{!fpic: \ |
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93 %{!fPIC:-fPIC}}}" |
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94 |
| 0 | 95 /* VAX ELF is always gas; override the generic VAX ASM_SPEC. */ |
| 96 | |
| 97 #undef ASM_SPEC | |
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98 #define ASM_SPEC "%{!fno-pic: %{!mno-asm-pic:-k}}" |
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99 |
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100 /* We want PCREL dwarf output. */ |
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101 #define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \ |
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102 ((GLOBAL ? DW_EH_PE_indirect : 0) | DW_EH_PE_pcrel | DW_EH_PE_sdata4) |
| 0 | 103 |
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104 /* Emit a PC-relative relocation. */ |
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105 #define ASM_OUTPUT_DWARF_PCREL(FILE, SIZE, LABEL) \ |
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106 do { \ |
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107 fputs (integer_asm_op (SIZE, FALSE), FILE); \ |
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108 fprintf (FILE, "%%pcrel%d(", SIZE * 8); \ |
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109 assemble_name (FILE, LABEL); \ |
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110 fputc (')', FILE); \ |
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111 } while (0) |