| 1 | /* Target-dependent definitions for AMD64. |
| 2 | |
| 3 | Copyright (C) 2001, 2003, 2004, 2007 Free Software Foundation, Inc. |
| 4 | Contributed by Jiri Smid, SuSE Labs. |
| 5 | |
| 6 | This file is part of GDB. |
| 7 | |
| 8 | This program 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 2 of the License, or |
| 11 | (at your option) any later version. |
| 12 | |
| 13 | This program 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 this program; if not, write to the Free Software |
| 20 | Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 21 | Boston, MA 02110-1301, USA. */ |
| 22 | |
| 23 | #ifndef AMD64_TDEP_H |
| 24 | #define AMD64_TDEP_H |
| 25 | |
| 26 | struct gdbarch; |
| 27 | struct frame_info; |
| 28 | struct regcache; |
| 29 | |
| 30 | #include "i386-tdep.h" |
| 31 | |
| 32 | /* Register numbers of various important registers. */ |
| 33 | |
| 34 | enum amd64_regnum |
| 35 | { |
| 36 | AMD64_RAX_REGNUM, /* %rax */ |
| 37 | AMD64_RBX_REGNUM, /* %rbx */ |
| 38 | AMD64_RCX_REGNUM, /* %rcx */ |
| 39 | AMD64_RDX_REGNUM, /* %rdx */ |
| 40 | AMD64_RSI_REGNUM, /* %rsi */ |
| 41 | AMD64_RDI_REGNUM, /* %rdi */ |
| 42 | AMD64_RBP_REGNUM, /* %rbp */ |
| 43 | AMD64_RSP_REGNUM, /* %rsp */ |
| 44 | AMD64_R8_REGNUM = 8, /* %r8 */ |
| 45 | AMD64_R15_REGNUM = 15, /* %r15 */ |
| 46 | AMD64_RIP_REGNUM, /* %rip */ |
| 47 | AMD64_EFLAGS_REGNUM, /* %eflags */ |
| 48 | AMD64_CS_REGNUM, /* %cs */ |
| 49 | AMD64_SS_REGNUM, /* %ss */ |
| 50 | AMD64_DS_REGNUM, /* %ds */ |
| 51 | AMD64_ES_REGNUM, /* %es */ |
| 52 | AMD64_FS_REGNUM, /* %fs */ |
| 53 | AMD64_GS_REGNUM, /* %gs */ |
| 54 | AMD64_ST0_REGNUM = 24, /* %st0 */ |
| 55 | AMD64_FCTRL_REGNUM = AMD64_ST0_REGNUM + 8, |
| 56 | AMD64_FSTAT_REGNUM = AMD64_ST0_REGNUM + 9, |
| 57 | AMD64_XMM0_REGNUM = 40, /* %xmm0 */ |
| 58 | AMD64_XMM1_REGNUM, /* %xmm1 */ |
| 59 | AMD64_MXCSR_REGNUM = AMD64_XMM0_REGNUM + 16 |
| 60 | }; |
| 61 | |
| 62 | /* Number of general purpose registers. */ |
| 63 | #define AMD64_NUM_GREGS 24 |
| 64 | |
| 65 | extern void amd64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch); |
| 66 | |
| 67 | /* Functions from amd64-tdep.c which may be needed on architectures |
| 68 | with extra registers. */ |
| 69 | |
| 70 | extern const char *amd64_register_name (int regnum); |
| 71 | extern struct type *amd64_register_type (struct gdbarch *gdbarch, int regnum); |
| 72 | |
| 73 | /* Fill register REGNUM in REGCACHE with the appropriate |
| 74 | floating-point or SSE register value from *FXSAVE. If REGNUM is |
| 75 | -1, do this for all registers. This function masks off any of the |
| 76 | reserved bits in *FXSAVE. */ |
| 77 | |
| 78 | extern void amd64_supply_fxsave (struct regcache *regcache, int regnum, |
| 79 | const void *fxsave); |
| 80 | |
| 81 | /* Fill register REGNUM (if it is a floating-point or SSE register) in |
| 82 | *FXSAVE with the value from REGCACHE. If REGNUM is -1, do this for |
| 83 | all registers. This function doesn't touch any of the reserved |
| 84 | bits in *FXSAVE. */ |
| 85 | |
| 86 | extern void amd64_collect_fxsave (const struct regcache *regcache, int regnum, |
| 87 | void *fxsave); |
| 88 | \f |
| 89 | |
| 90 | /* Variables exported from amd64nbsd-tdep.c. */ |
| 91 | extern int amd64nbsd_r_reg_offset[]; |
| 92 | |
| 93 | /* Variables exported from amd64obsd-tdep.c. */ |
| 94 | extern int amd64obsd_r_reg_offset[]; |
| 95 | |
| 96 | /* Variables exported from amd64fbsd-tdep.c. */ |
| 97 | extern CORE_ADDR amd64fbsd_sigtramp_start_addr; |
| 98 | extern CORE_ADDR amd64fbsd_sigtramp_end_addr; |
| 99 | extern int amd64fbsd_sc_reg_offset[]; |
| 100 | |
| 101 | #endif /* amd64-tdep.h */ |