1 //===-- RegisterInfos_x86_64.h ---------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===---------------------------------------------------------------------===//
9 #include "llvm/Support/Compiler.h"
11 // Computes the offset of the given GPR in the user data area.
12 #define GPR_OFFSET(regname) \
13 (LLVM_EXTENSION offsetof(GPR, regname))
15 // Computes the offset of the given FPR in the extended data area.
16 #define FPR_OFFSET(regname) \
17 (LLVM_EXTENSION offsetof(FPR, xstate) + \
18 LLVM_EXTENSION offsetof(FXSAVE, regname))
20 // Computes the offset of the YMM register assembled from register halves.
21 #define YMM_OFFSET(regname) \
22 (LLVM_EXTENSION offsetof(YMM, regname))
24 #ifdef DECLARE_REGISTER_INFOS_X86_64_STRUCT
26 // Number of bytes needed to represent a FPR.
27 #define FPR_SIZE(reg) sizeof(((FXSAVE*)NULL)->reg)
29 // Number of bytes needed to represent the i'th FP register.
30 #define FP_SIZE sizeof(((MMSReg*)NULL)->bytes)
32 // Number of bytes needed to represent an XMM register.
33 #define XMM_SIZE sizeof(XMMReg)
35 // Number of bytes needed to represent a YMM register.
36 #define YMM_SIZE sizeof(YMMReg)
38 // RegisterKind: GCC, DWARF, Generic, GDB, LLDB
40 // Note that the size and offset will be updated by platform-specific classes.
41 #define DEFINE_GPR(reg, alt, kind1, kind2, kind3, kind4) \
42 { #reg, alt, sizeof(GPR::reg), GPR_OFFSET(reg), eEncodingUint, \
43 eFormatHex, { kind1, kind2, kind3, kind4, gpr_##reg##_x86_64 }, NULL, NULL }
45 #define DEFINE_FPR(name, reg, kind1, kind2, kind3, kind4) \
46 { #name, NULL, FPR_SIZE(reg), FPR_OFFSET(reg), eEncodingUint, \
47 eFormatHex, { kind1, kind2, kind3, kind4, fpu_##name##_x86_64 }, NULL, NULL }
49 #define DEFINE_FP_ST(reg, i) \
50 { #reg#i, NULL, FP_SIZE, LLVM_EXTENSION FPR_OFFSET(stmm[i]), \
51 eEncodingVector, eFormatVectorOfUInt8, \
52 { gcc_dwarf_st##i##_x86_64, gcc_dwarf_st##i##_x86_64, LLDB_INVALID_REGNUM, gdb_st##i##_x86_64, fpu_st##i##_x86_64 }, \
55 #define DEFINE_FP_MM(reg, i) \
56 { #reg#i, NULL, sizeof(uint64_t), LLVM_EXTENSION FPR_OFFSET(stmm[i]), \
57 eEncodingUint, eFormatHex, \
58 { gcc_dwarf_mm##i##_x86_64, gcc_dwarf_mm##i##_x86_64, LLDB_INVALID_REGNUM, gdb_st##i##_x86_64, fpu_mm##i##_x86_64 }, \
61 #define DEFINE_XMM(reg, i) \
62 { #reg#i, NULL, XMM_SIZE, LLVM_EXTENSION FPR_OFFSET(reg[i]), \
63 eEncodingVector, eFormatVectorOfUInt8, \
64 { gcc_dwarf_##reg##i##_x86_64, gcc_dwarf_##reg##i##_x86_64, LLDB_INVALID_REGNUM, gdb_##reg##i##_x86_64, fpu_##reg##i##_x86_64}, \
67 #define DEFINE_YMM(reg, i) \
68 { #reg#i, NULL, YMM_SIZE, LLVM_EXTENSION YMM_OFFSET(reg[i]), \
69 eEncodingVector, eFormatVectorOfUInt8, \
70 { gcc_dwarf_##reg##i##h_x86_64, gcc_dwarf_##reg##i##h_x86_64, LLDB_INVALID_REGNUM, gdb_##reg##i##h_x86_64, fpu_##reg##i##_x86_64 }, \
73 #define DEFINE_DR(reg, i) \
74 { #reg#i, NULL, DR_SIZE, DR_OFFSET(i), eEncodingUint, eFormatHex, \
75 { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, \
76 LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL }
78 #define DEFINE_GPR_PSEUDO_32(reg32, reg64) \
79 { #reg32, NULL, 4, GPR_OFFSET(reg64), eEncodingUint, \
80 eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, gpr_##reg32##_x86_64 }, RegisterContextPOSIX_x86::g_contained_##reg64, RegisterContextPOSIX_x86::g_invalidate_##reg64 }
81 #define DEFINE_GPR_PSEUDO_16(reg16, reg64) \
82 { #reg16, NULL, 2, GPR_OFFSET(reg64), eEncodingUint, \
83 eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, gpr_##reg16##_x86_64 }, RegisterContextPOSIX_x86::g_contained_##reg64, RegisterContextPOSIX_x86::g_invalidate_##reg64 }
84 #define DEFINE_GPR_PSEUDO_8H(reg8, reg64) \
85 { #reg8, NULL, 1, GPR_OFFSET(reg64)+1, eEncodingUint, \
86 eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, gpr_##reg8##_x86_64 }, RegisterContextPOSIX_x86::g_contained_##reg64, RegisterContextPOSIX_x86::g_invalidate_##reg64 }
87 #define DEFINE_GPR_PSEUDO_8L(reg8, reg64) \
88 { #reg8, NULL, 1, GPR_OFFSET(reg64), eEncodingUint, \
89 eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, gpr_##reg8##_x86_64 }, RegisterContextPOSIX_x86::g_contained_##reg64, RegisterContextPOSIX_x86::g_invalidate_##reg64 }
92 g_register_infos_x86_64[] =
94 // General purpose registers. GCC, DWARF, Generic, GDB
95 DEFINE_GPR(rax, NULL, gcc_dwarf_rax_x86_64, gcc_dwarf_rax_x86_64, LLDB_INVALID_REGNUM, gdb_rax_x86_64),
96 DEFINE_GPR(rbx, NULL, gcc_dwarf_rbx_x86_64, gcc_dwarf_rbx_x86_64, LLDB_INVALID_REGNUM, gdb_rbx_x86_64),
97 DEFINE_GPR(rcx, "arg4", gcc_dwarf_rcx_x86_64, gcc_dwarf_rcx_x86_64, LLDB_REGNUM_GENERIC_ARG4, gdb_rcx_x86_64),
98 DEFINE_GPR(rdx, "arg3", gcc_dwarf_rdx_x86_64, gcc_dwarf_rdx_x86_64, LLDB_REGNUM_GENERIC_ARG3, gdb_rdx_x86_64),
99 DEFINE_GPR(rdi, "arg1", gcc_dwarf_rdi_x86_64, gcc_dwarf_rdi_x86_64, LLDB_REGNUM_GENERIC_ARG1, gdb_rdi_x86_64),
100 DEFINE_GPR(rsi, "arg2", gcc_dwarf_rsi_x86_64, gcc_dwarf_rsi_x86_64, LLDB_REGNUM_GENERIC_ARG2, gdb_rsi_x86_64),
101 DEFINE_GPR(rbp, "fp", gcc_dwarf_rbp_x86_64, gcc_dwarf_rbp_x86_64, LLDB_REGNUM_GENERIC_FP, gdb_rbp_x86_64),
102 DEFINE_GPR(rsp, "sp", gcc_dwarf_rsp_x86_64, gcc_dwarf_rsp_x86_64, LLDB_REGNUM_GENERIC_SP, gdb_rsp_x86_64),
103 DEFINE_GPR(r8, "arg5", gcc_dwarf_r8_x86_64, gcc_dwarf_r8_x86_64, LLDB_REGNUM_GENERIC_ARG5, gdb_r8_x86_64),
104 DEFINE_GPR(r9, "arg6", gcc_dwarf_r9_x86_64, gcc_dwarf_r9_x86_64, LLDB_REGNUM_GENERIC_ARG6, gdb_r9_x86_64),
105 DEFINE_GPR(r10, NULL, gcc_dwarf_r10_x86_64, gcc_dwarf_r10_x86_64, LLDB_INVALID_REGNUM, gdb_r10_x86_64),
106 DEFINE_GPR(r11, NULL, gcc_dwarf_r11_x86_64, gcc_dwarf_r11_x86_64, LLDB_INVALID_REGNUM, gdb_r11_x86_64),
107 DEFINE_GPR(r12, NULL, gcc_dwarf_r12_x86_64, gcc_dwarf_r12_x86_64, LLDB_INVALID_REGNUM, gdb_r12_x86_64),
108 DEFINE_GPR(r13, NULL, gcc_dwarf_r13_x86_64, gcc_dwarf_r13_x86_64, LLDB_INVALID_REGNUM, gdb_r13_x86_64),
109 DEFINE_GPR(r14, NULL, gcc_dwarf_r14_x86_64, gcc_dwarf_r14_x86_64, LLDB_INVALID_REGNUM, gdb_r14_x86_64),
110 DEFINE_GPR(r15, NULL, gcc_dwarf_r15_x86_64, gcc_dwarf_r15_x86_64, LLDB_INVALID_REGNUM, gdb_r15_x86_64),
111 DEFINE_GPR(rip, "pc", gcc_dwarf_rip_x86_64, gcc_dwarf_rip_x86_64, LLDB_REGNUM_GENERIC_PC, gdb_rip_x86_64),
112 DEFINE_GPR(rflags, "flags", gcc_dwarf_rflags_x86_64, gcc_dwarf_rflags_x86_64, LLDB_REGNUM_GENERIC_FLAGS, gdb_rflags_x86_64),
113 DEFINE_GPR(cs, NULL, gcc_dwarf_cs_x86_64, gcc_dwarf_cs_x86_64, LLDB_INVALID_REGNUM, gdb_cs_x86_64),
114 DEFINE_GPR(fs, NULL, gcc_dwarf_fs_x86_64, gcc_dwarf_fs_x86_64, LLDB_INVALID_REGNUM, gdb_fs_x86_64),
115 DEFINE_GPR(gs, NULL, gcc_dwarf_gs_x86_64, gcc_dwarf_gs_x86_64, LLDB_INVALID_REGNUM, gdb_gs_x86_64),
116 DEFINE_GPR(ss, NULL, gcc_dwarf_ss_x86_64, gcc_dwarf_ss_x86_64, LLDB_INVALID_REGNUM, gdb_ss_x86_64),
117 DEFINE_GPR(ds, NULL, gcc_dwarf_ds_x86_64, gcc_dwarf_ds_x86_64, LLDB_INVALID_REGNUM, gdb_ds_x86_64),
118 DEFINE_GPR(es, NULL, gcc_dwarf_es_x86_64, gcc_dwarf_es_x86_64, LLDB_INVALID_REGNUM, gdb_es_x86_64),
120 DEFINE_GPR_PSEUDO_32(eax, rax),
121 DEFINE_GPR_PSEUDO_32(ebx, rbx),
122 DEFINE_GPR_PSEUDO_32(ecx, rcx),
123 DEFINE_GPR_PSEUDO_32(edx, rdx),
124 DEFINE_GPR_PSEUDO_32(edi, rdi),
125 DEFINE_GPR_PSEUDO_32(esi, rsi),
126 DEFINE_GPR_PSEUDO_32(ebp, rbp),
127 DEFINE_GPR_PSEUDO_32(esp, rsp),
128 DEFINE_GPR_PSEUDO_32(r8d, r8),
129 DEFINE_GPR_PSEUDO_32(r9d, r9),
130 DEFINE_GPR_PSEUDO_32(r10d, r10),
131 DEFINE_GPR_PSEUDO_32(r11d, r11),
132 DEFINE_GPR_PSEUDO_32(r12d, r12),
133 DEFINE_GPR_PSEUDO_32(r13d, r13),
134 DEFINE_GPR_PSEUDO_32(r14d, r14),
135 DEFINE_GPR_PSEUDO_32(r15d, r15),
136 DEFINE_GPR_PSEUDO_16(ax, rax),
137 DEFINE_GPR_PSEUDO_16(bx, rbx),
138 DEFINE_GPR_PSEUDO_16(cx, rcx),
139 DEFINE_GPR_PSEUDO_16(dx, rdx),
140 DEFINE_GPR_PSEUDO_16(di, rdi),
141 DEFINE_GPR_PSEUDO_16(si, rsi),
142 DEFINE_GPR_PSEUDO_16(bp, rbp),
143 DEFINE_GPR_PSEUDO_16(sp, rsp),
144 DEFINE_GPR_PSEUDO_16(r8w, r8),
145 DEFINE_GPR_PSEUDO_16(r9w, r9),
146 DEFINE_GPR_PSEUDO_16(r10w, r10),
147 DEFINE_GPR_PSEUDO_16(r11w, r11),
148 DEFINE_GPR_PSEUDO_16(r12w, r12),
149 DEFINE_GPR_PSEUDO_16(r13w, r13),
150 DEFINE_GPR_PSEUDO_16(r14w, r14),
151 DEFINE_GPR_PSEUDO_16(r15w, r15),
152 DEFINE_GPR_PSEUDO_8H(ah, rax),
153 DEFINE_GPR_PSEUDO_8H(bh, rbx),
154 DEFINE_GPR_PSEUDO_8H(ch, rcx),
155 DEFINE_GPR_PSEUDO_8H(dh, rdx),
156 DEFINE_GPR_PSEUDO_8L(al, rax),
157 DEFINE_GPR_PSEUDO_8L(bl, rbx),
158 DEFINE_GPR_PSEUDO_8L(cl, rcx),
159 DEFINE_GPR_PSEUDO_8L(dl, rdx),
160 DEFINE_GPR_PSEUDO_8L(dil, rdi),
161 DEFINE_GPR_PSEUDO_8L(sil, rsi),
162 DEFINE_GPR_PSEUDO_8L(bpl, rbp),
163 DEFINE_GPR_PSEUDO_8L(spl, rsp),
164 DEFINE_GPR_PSEUDO_8L(r8l, r8),
165 DEFINE_GPR_PSEUDO_8L(r9l, r9),
166 DEFINE_GPR_PSEUDO_8L(r10l, r10),
167 DEFINE_GPR_PSEUDO_8L(r11l, r11),
168 DEFINE_GPR_PSEUDO_8L(r12l, r12),
169 DEFINE_GPR_PSEUDO_8L(r13l, r13),
170 DEFINE_GPR_PSEUDO_8L(r14l, r14),
171 DEFINE_GPR_PSEUDO_8L(r15l, r15),
173 // i387 Floating point registers. GCC, DWARF, Generic, GDB
174 DEFINE_FPR(fctrl, fctrl, gcc_dwarf_fctrl_x86_64, gcc_dwarf_fctrl_x86_64, LLDB_INVALID_REGNUM, gdb_fctrl_x86_64),
175 DEFINE_FPR(fstat, fstat, gcc_dwarf_fstat_x86_64, gcc_dwarf_fstat_x86_64, LLDB_INVALID_REGNUM, gdb_fstat_x86_64),
176 DEFINE_FPR(ftag, ftag, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, gdb_ftag_x86_64),
177 DEFINE_FPR(fop, fop, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, gdb_fop_x86_64),
178 DEFINE_FPR(fiseg, ptr.i386.fiseg, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, gdb_fiseg_x86_64),
179 DEFINE_FPR(fioff, ptr.i386.fioff, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, gdb_fioff_x86_64),
180 DEFINE_FPR(foseg, ptr.i386.foseg, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, gdb_foseg_x86_64),
181 DEFINE_FPR(fooff, ptr.i386.fooff, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, gdb_fooff_x86_64),
182 DEFINE_FPR(mxcsr, mxcsr, gcc_dwarf_mxcsr_x86_64, gcc_dwarf_mxcsr_x86_64, LLDB_INVALID_REGNUM, gdb_mxcsr_x86_64),
183 DEFINE_FPR(mxcsrmask, mxcsrmask, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
221 // Copy of YMM registers assembled from xmm and ymmh
239 // Debug registers for lldb internal use
249 static_assert((sizeof(g_register_infos_x86_64) / sizeof(g_register_infos_x86_64[0])) == k_num_registers_x86_64,
250 "g_register_infos_x86_64 has wrong number of register infos");
262 #undef DEFINE_GPR_PSEUDO_32
263 #undef DEFINE_GPR_PSEUDO_16
264 #undef DEFINE_GPR_PSEUDO_8H
265 #undef DEFINE_GPR_PSEUDO_8L
267 #endif // DECLARE_REGISTER_INFOS_X86_64_STRUCT
270 #ifdef UPDATE_REGISTER_INFOS_I386_STRUCT_WITH_X86_64_OFFSETS
272 #define UPDATE_GPR_INFO(reg, reg64) \
274 g_register_infos[gpr_##reg##_i386].byte_offset = GPR_OFFSET(reg64); \
277 #define UPDATE_GPR_INFO_8H(reg, reg64) \
279 g_register_infos[gpr_##reg##_i386].byte_offset = GPR_OFFSET(reg64) + 1; \
282 #define UPDATE_FPR_INFO(reg, reg64) \
284 g_register_infos[fpu_##reg##_i386].byte_offset = FPR_OFFSET(reg64); \
287 #define UPDATE_FP_INFO(reg, i) \
289 g_register_infos[fpu_##reg##i##_i386].byte_offset = FPR_OFFSET(stmm[i]); \
292 #define UPDATE_XMM_INFO(reg, i) \
294 g_register_infos[fpu_##reg##i##_i386].byte_offset = FPR_OFFSET(reg[i]); \
297 #define UPDATE_YMM_INFO(reg, i) \
299 g_register_infos[fpu_##reg##i##_i386].byte_offset = YMM_OFFSET(reg[i]); \
302 #define UPDATE_DR_INFO(reg_index) \
304 g_register_infos[dr##reg_index##_i386].byte_offset = DR_OFFSET(reg_index); \
307 // Update the register offsets
308 UPDATE_GPR_INFO(eax, rax);
309 UPDATE_GPR_INFO(ebx, rbx);
310 UPDATE_GPR_INFO(ecx, rcx);
311 UPDATE_GPR_INFO(edx, rdx);
312 UPDATE_GPR_INFO(edi, rdi);
313 UPDATE_GPR_INFO(esi, rsi);
314 UPDATE_GPR_INFO(ebp, rbp);
315 UPDATE_GPR_INFO(esp, rsp);
316 UPDATE_GPR_INFO(eip, rip);
317 UPDATE_GPR_INFO(eflags, rflags);
318 UPDATE_GPR_INFO(cs, cs);
319 UPDATE_GPR_INFO(fs, fs);
320 UPDATE_GPR_INFO(gs, gs);
321 UPDATE_GPR_INFO(ss, ss);
322 UPDATE_GPR_INFO(ds, ds);
323 UPDATE_GPR_INFO(es, es);
325 UPDATE_GPR_INFO(ax, rax);
326 UPDATE_GPR_INFO(bx, rbx);
327 UPDATE_GPR_INFO(cx, rcx);
328 UPDATE_GPR_INFO(dx, rdx);
329 UPDATE_GPR_INFO(di, rdi);
330 UPDATE_GPR_INFO(si, rsi);
331 UPDATE_GPR_INFO(bp, rbp);
332 UPDATE_GPR_INFO(sp, rsp);
333 UPDATE_GPR_INFO_8H(ah, rax);
334 UPDATE_GPR_INFO_8H(bh, rbx);
335 UPDATE_GPR_INFO_8H(ch, rcx);
336 UPDATE_GPR_INFO_8H(dh, rdx);
337 UPDATE_GPR_INFO(al, rax);
338 UPDATE_GPR_INFO(bl, rbx);
339 UPDATE_GPR_INFO(cl, rcx);
340 UPDATE_GPR_INFO(dl, rdx);
342 UPDATE_FPR_INFO(fctrl, fctrl);
343 UPDATE_FPR_INFO(fstat, fstat);
344 UPDATE_FPR_INFO(ftag, ftag);
345 UPDATE_FPR_INFO(fop, fop);
346 UPDATE_FPR_INFO(fiseg, ptr.i386.fiseg);
347 UPDATE_FPR_INFO(fioff, ptr.i386.fioff);
348 UPDATE_FPR_INFO(fooff, ptr.i386.fooff);
349 UPDATE_FPR_INFO(foseg, ptr.i386.foseg);
350 UPDATE_FPR_INFO(mxcsr, mxcsr);
351 UPDATE_FPR_INFO(mxcsrmask, mxcsrmask);
353 UPDATE_FP_INFO(st, 0);
354 UPDATE_FP_INFO(st, 1);
355 UPDATE_FP_INFO(st, 2);
356 UPDATE_FP_INFO(st, 3);
357 UPDATE_FP_INFO(st, 4);
358 UPDATE_FP_INFO(st, 5);
359 UPDATE_FP_INFO(st, 6);
360 UPDATE_FP_INFO(st, 7);
361 UPDATE_FP_INFO(mm, 0);
362 UPDATE_FP_INFO(mm, 1);
363 UPDATE_FP_INFO(mm, 2);
364 UPDATE_FP_INFO(mm, 3);
365 UPDATE_FP_INFO(mm, 4);
366 UPDATE_FP_INFO(mm, 5);
367 UPDATE_FP_INFO(mm, 6);
368 UPDATE_FP_INFO(mm, 7);
370 UPDATE_XMM_INFO(xmm, 0);
371 UPDATE_XMM_INFO(xmm, 1);
372 UPDATE_XMM_INFO(xmm, 2);
373 UPDATE_XMM_INFO(xmm, 3);
374 UPDATE_XMM_INFO(xmm, 4);
375 UPDATE_XMM_INFO(xmm, 5);
376 UPDATE_XMM_INFO(xmm, 6);
377 UPDATE_XMM_INFO(xmm, 7);
379 UPDATE_YMM_INFO(ymm, 0);
380 UPDATE_YMM_INFO(ymm, 1);
381 UPDATE_YMM_INFO(ymm, 2);
382 UPDATE_YMM_INFO(ymm, 3);
383 UPDATE_YMM_INFO(ymm, 4);
384 UPDATE_YMM_INFO(ymm, 5);
385 UPDATE_YMM_INFO(ymm, 6);
386 UPDATE_YMM_INFO(ymm, 7);
397 #undef UPDATE_GPR_INFO
398 #undef UPDATE_GPR_INFO_8H
399 #undef UPDATE_FPR_INFO
400 #undef UPDATE_FP_INFO
401 #undef UPDATE_XMM_INFO
402 #undef UPDATE_YMM_INFO
403 #undef UPDATE_DR_INFO
405 #endif // UPDATE_REGISTER_INFOS_I386_STRUCT_WITH_X86_64_OFFSETS