linux64.h (90075) | linux64.h (96263) |
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1/* Definitions for AMD x86-64 running Linux-based GNU systems with ELF format. | 1/* Definitions for AMD x86-64 running Linux-based GNU systems with ELF format. |
2 Copyright (C) 2001 Free Software Foundation, Inc. | 2 Copyright (C) 2001, 2002 Free Software Foundation, Inc. |
3 Contributed by Jan Hubicka <jh@suse.cz>, based on linux.h. 4 5This file is part of GNU CC. 6 7GNU CC is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 2, or (at your option) 10any later version. --- 9 unchanged lines hidden (view full) --- 20Boston, MA 02111-1307, USA. */ 21 22#define LINUX_DEFAULT_ELF 23 24#undef TARGET_VERSION 25#define TARGET_VERSION fprintf (stderr, " (x86-64 Linux/ELF)"); 26 27#undef CPP_PREDEFINES | 3 Contributed by Jan Hubicka <jh@suse.cz>, based on linux.h. 4 5This file is part of GNU CC. 6 7GNU CC is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 2, or (at your option) 10any later version. --- 9 unchanged lines hidden (view full) --- 20Boston, MA 02111-1307, USA. */ 21 22#define LINUX_DEFAULT_ELF 23 24#undef TARGET_VERSION 25#define TARGET_VERSION fprintf (stderr, " (x86-64 Linux/ELF)"); 26 27#undef CPP_PREDEFINES |
28#define CPP_PREDEFINES "-D__ELF__ -Dunix -Dlinux -Asystem(posix)" | 28#define CPP_PREDEFINES "-D__ELF__ -Dunix -D__gnu_linux__ -Dlinux -Asystem(posix)" |
29 30#undef CPP_SPEC 31#define CPP_SPEC "%(cpp_cpu) %{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT} %{!m32:-D__LONG_MAX__=9223372036854775807L}" 32 33/* Provide a LINK_SPEC. Here we provide support for the special GCC 34 options -static and -shared, which allow us to link things in one 35 of these three modes by applying the appropriate combinations of 36 options at link-time. 37 38 When the -shared link option is used a final link is not being 39 done. */ 40 41#undef LINK_SPEC | 29 30#undef CPP_SPEC 31#define CPP_SPEC "%(cpp_cpu) %{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT} %{!m32:-D__LONG_MAX__=9223372036854775807L}" 32 33/* Provide a LINK_SPEC. Here we provide support for the special GCC 34 options -static and -shared, which allow us to link things in one 35 of these three modes by applying the appropriate combinations of 36 options at link-time. 37 38 When the -shared link option is used a final link is not being 39 done. */ 40 41#undef LINK_SPEC |
42#define LINK_SPEC "%{!m32:-m elf_x86_64} %{m32:-m elf_i386} %{shared:-shared} \ | 42#define LINK_SPEC "%{!m32:-m elf_x86_64 -Y P,/usr/lib64} %{m32:-m elf_i386} \ 43 %{shared:-shared} \ |
43 %{!shared: \ 44 %{!static: \ 45 %{rdynamic:-export-dynamic} \ | 44 %{!shared: \ 45 %{!static: \ 46 %{rdynamic:-export-dynamic} \ |
46 %{!dynamic-linker:-dynamic-linker /lib64/ld-linux-x86-64.so.2}} \ 47 %{static:-static}}" | 47 %{m32:%{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \ 48 %{!m32:%{!dynamic-linker:-dynamic-linker /lib64/ld-linux-x86-64.so.2}}} \ 49 %{static:-static}}" |
48 | 50 |
51#undef STARTFILE_SPEC 52#define STARTFILE_SPEC \ 53 "%{m32:%{!shared: \ 54 %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \ 55 %{!p:%{profile:gcrt1.o%s} %{!profile:crt1.o%s}}}} \ 56 crti.o%s %{static:crtbeginT.o%s}\ 57 %{!static:%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}} \ 58 %{!m32:%{!shared: \ 59 %{pg:/usr/lib64/gcrt1.o%s} %{!pg:%{p:/usr/lib64/gcrt1.o%s} \ 60 %{!p:%{profile:/usr/lib64/gcrt1.o%s} %{!profile:/usr/lib64/crt1.o%s}}}}\ 61 /usr/lib64/crti.o%s %{static:crtbeginT.o%s} \ 62 %{!static:%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}}" 63 64#undef ENDFILE_SPEC 65#define ENDFILE_SPEC "\ 66 %{m32:%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s} \ 67 %{!m32:%{!shared:crtend.o%s} %{shared:crtendS.o%s} /usr/lib64/crtn.o%s}" 68 69#define MULTILIB_DEFAULTS { "m64" } 70 71/* Do code reading to identify a signal frame, and set the frame 72 state data appropriately. See unwind-dw2.c for the structs. */ 73 74#ifdef IN_LIBGCC2 75#include <signal.h> 76#include <sys/ucontext.h> 77#endif 78 79#define MD_FALLBACK_FRAME_STATE_FOR(CONTEXT, FS, SUCCESS) \ 80 do { \ 81 unsigned char *pc_ = (CONTEXT)->ra; \ 82 struct sigcontext *sc_; \ 83 long new_cfa_; \ 84 \ 85 /* movq __NR_rt_sigreturn, %rax ; syscall */ \ 86 if (*(unsigned char *)(pc_+0) == 0x48 \ 87 && *(unsigned long *)(pc_+1) == 0x050f0000000fc0c7) \ 88 { \ 89 struct ucontext *uc_ = (CONTEXT)->cfa; \ 90 sc_ = (struct sigcontext *) &uc_->uc_mcontext; \ 91 } \ 92 else \ 93 break; \ 94 \ 95 new_cfa_ = sc_->rsp; \ 96 (FS)->cfa_how = CFA_REG_OFFSET; \ 97 /* Register 7 is rsp */ \ 98 (FS)->cfa_reg = 7; \ 99 (FS)->cfa_offset = new_cfa_ - (long) (CONTEXT)->cfa; \ 100 \ 101 /* The SVR4 register numbering macros aren't usable in libgcc. */ \ 102 (FS)->regs.reg[0].how = REG_SAVED_OFFSET; \ 103 (FS)->regs.reg[0].loc.offset = (long)&sc_->rax - new_cfa_; \ 104 (FS)->regs.reg[1].how = REG_SAVED_OFFSET; \ 105 (FS)->regs.reg[1].loc.offset = (long)&sc_->rbx - new_cfa_; \ 106 (FS)->regs.reg[2].how = REG_SAVED_OFFSET; \ 107 (FS)->regs.reg[2].loc.offset = (long)&sc_->rcx - new_cfa_; \ 108 (FS)->regs.reg[3].how = REG_SAVED_OFFSET; \ 109 (FS)->regs.reg[3].loc.offset = (long)&sc_->rdx - new_cfa_; \ 110 (FS)->regs.reg[4].how = REG_SAVED_OFFSET; \ 111 (FS)->regs.reg[4].loc.offset = (long)&sc_->rbp - new_cfa_; \ 112 (FS)->regs.reg[5].how = REG_SAVED_OFFSET; \ 113 (FS)->regs.reg[5].loc.offset = (long)&sc_->rsi - new_cfa_; \ 114 (FS)->regs.reg[6].how = REG_SAVED_OFFSET; \ 115 (FS)->regs.reg[6].loc.offset = (long)&sc_->rdi - new_cfa_; \ 116 (FS)->regs.reg[8].how = REG_SAVED_OFFSET; \ 117 (FS)->regs.reg[8].loc.offset = (long)&sc_->r8 - new_cfa_; \ 118 (FS)->regs.reg[9].how = REG_SAVED_OFFSET; \ 119 (FS)->regs.reg[9].loc.offset = (long)&sc_->r9 - new_cfa_; \ 120 (FS)->regs.reg[10].how = REG_SAVED_OFFSET; \ 121 (FS)->regs.reg[10].loc.offset = (long)&sc_->r10 - new_cfa_; \ 122 (FS)->regs.reg[11].how = REG_SAVED_OFFSET; \ 123 (FS)->regs.reg[11].loc.offset = (long)&sc_->r11 - new_cfa_; \ 124 (FS)->regs.reg[12].how = REG_SAVED_OFFSET; \ 125 (FS)->regs.reg[12].loc.offset = (long)&sc_->r12 - new_cfa_; \ 126 (FS)->regs.reg[13].how = REG_SAVED_OFFSET; \ 127 (FS)->regs.reg[13].loc.offset = (long)&sc_->r13 - new_cfa_; \ 128 (FS)->regs.reg[14].how = REG_SAVED_OFFSET; \ 129 (FS)->regs.reg[14].loc.offset = (long)&sc_->r14 - new_cfa_; \ 130 (FS)->regs.reg[15].how = REG_SAVED_OFFSET; \ 131 (FS)->regs.reg[15].loc.offset = (long)&sc_->r15 - new_cfa_; \ 132 (FS)->retaddr_column = 16; \ 133 goto SUCCESS; \ 134 } while (0) |
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