1 /* Target-dependent definitions for AMD64. 2 3 Copyright 2001, 2003, 2004 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., 59 Temple Place - Suite 330, 21 Boston, MA 02111-1307, 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_XMM0_REGNUM = 40, /* %xmm0 */ 56 AMD64_XMM1_REGNUM /* %xmm1 */ 57 }; 58 59 /* Number of general purpose registers. */ 60 #define AMD64_NUM_GREGS 24 61 62 extern void amd64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch); 63 64 /* Fill register REGNUM in REGCACHE with the appropriate 65 floating-point or SSE register value from *FXSAVE. If REGNUM is 66 -1, do this for all registers. This function masks off any of the 67 reserved bits in *FXSAVE. */ 68 69 extern void amd64_supply_fxsave (struct regcache *regcache, int regnum, 70 const void *fxsave); 71 72 /* Fill register REGNUM (if it is a floating-point or SSE register) in 73 *FXSAVE with the value from REGCACHE. If REGNUM is -1, do this for 74 all registers. This function doesn't touch any of the reserved 75 bits in *FXSAVE. */ 76 77 extern void amd64_collect_fxsave (const struct regcache *regcache, int regnum, 78 void *fxsave); 79 80 81 /* Variables exported from amd64nbsd-tdep.c. */ 82 extern int amd64nbsd_r_reg_offset[]; 83 84 /* Variables exported from amd64obsd-tdep.c. */ 85 extern int amd64obsd_r_reg_offset[]; 86 87 /* Variables exported from amd64fbsd-tdep.c. */ 88 extern CORE_ADDR amd64fbsd_sigtramp_start_addr; 89 extern CORE_ADDR amd64fbsd_sigtramp_end_addr; 90 extern int amd64fbsd_sc_reg_offset[]; 91 92 #endif /* amd64-tdep.h */ 93