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 //===----------------------------------------------------------------------===//
14 // Other libraries and framework includes
15 #include "llvm/Support/Compiler.h"
19 // Computes the offset of the given GPR in the user data area.
20 #define GPR_OFFSET(regname) \
21 (LLVM_EXTENSION offsetof(GPR, regname))
23 // Computes the offset of the given FPR in the extended data area.
24 #define FPR_OFFSET(regname) \
25 (LLVM_EXTENSION offsetof(UserArea, fpr) + \
26 LLVM_EXTENSION offsetof(FPR, xstate) + \
27 LLVM_EXTENSION offsetof(FXSAVE, regname))
29 // Computes the offset of the YMM register assembled from register halves.
30 // Based on DNBArchImplX86_64.cpp from debugserver
31 #define YMM_OFFSET(reg_index) \
32 (LLVM_EXTENSION offsetof(UserArea, fpr) + \
33 LLVM_EXTENSION offsetof(FPR, xstate) + \
34 LLVM_EXTENSION offsetof(XSAVE, ymmh[0]) + \
37 #ifdef DECLARE_REGISTER_INFOS_X86_64_STRUCT
39 // Number of bytes needed to represent a FPR.
40 #define FPR_SIZE(reg) sizeof(((FXSAVE*)NULL)->reg)
42 // Number of bytes needed to represent the i'th FP register.
43 #define FP_SIZE sizeof(((MMSReg*)NULL)->bytes)
45 // Number of bytes needed to represent an XMM register.
46 #define XMM_SIZE sizeof(XMMReg)
48 // Number of bytes needed to represent a YMM register.
49 #define YMM_SIZE sizeof(YMMReg)
51 #define DR_SIZE sizeof(((DBG*)NULL)->dr[0])
53 // RegisterKind: EHFrame, DWARF, Generic, Process Plugin, LLDB
55 // Note that the size and offset will be updated by platform-specific classes.
56 #define DEFINE_GPR(reg, alt, kind1, kind2, kind3, kind4) \
57 { #reg, alt, sizeof(((GPR*)NULL)->reg), GPR_OFFSET(reg), eEncodingUint, \
58 eFormatHex, { kind1, kind2, kind3, kind4, lldb_##reg##_x86_64 }, NULL, NULL, NULL, 0}
60 #define DEFINE_FPR(name, reg, kind1, kind2, kind3, kind4) \
61 { #name, NULL, FPR_SIZE(reg), FPR_OFFSET(reg), eEncodingUint, \
62 eFormatHex, { kind1, kind2, kind3, kind4, lldb_##name##_x86_64 }, NULL, NULL, NULL, 0}
64 #define DEFINE_FP_ST(reg, i) \
65 { #reg#i, NULL, FP_SIZE, LLVM_EXTENSION FPR_OFFSET(stmm[i]), \
66 eEncodingVector, eFormatVectorOfUInt8, \
67 { dwarf_st##i##_x86_64, dwarf_st##i##_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_st##i##_x86_64 }, \
70 #define DEFINE_FP_MM(reg, i) \
71 { #reg#i, NULL, sizeof(uint64_t), LLVM_EXTENSION FPR_OFFSET(stmm[i]), \
72 eEncodingUint, eFormatHex, \
73 { dwarf_mm##i##_x86_64, dwarf_mm##i##_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_mm##i##_x86_64 }, \
76 #define DEFINE_XMM(reg, i) \
77 { #reg#i, NULL, XMM_SIZE, LLVM_EXTENSION FPR_OFFSET(reg[i]), \
78 eEncodingVector, eFormatVectorOfUInt8, \
79 { dwarf_##reg##i##_x86_64, dwarf_##reg##i##_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_##reg##i##_x86_64}, \
82 #define DEFINE_YMM(reg, i) \
83 { #reg#i, NULL, YMM_SIZE, LLVM_EXTENSION YMM_OFFSET(i), \
84 eEncodingVector, eFormatVectorOfUInt8, \
85 { dwarf_##reg##i##h_x86_64, dwarf_##reg##i##h_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_##reg##i##_x86_64 }, \
88 #define DEFINE_DR(reg, i) \
89 { #reg#i, NULL, DR_SIZE, DR_OFFSET(i), eEncodingUint, eFormatHex, \
90 { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, \
91 LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL, NULL, 0}
93 #define DEFINE_GPR_PSEUDO_32(reg32, reg64) \
94 { #reg32, NULL, 4, GPR_OFFSET(reg64), eEncodingUint, \
95 eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_##reg32##_x86_64 }, RegisterContextPOSIX_x86::g_contained_##reg64, RegisterContextPOSIX_x86::g_invalidate_##reg64, NULL, 0}
96 #define DEFINE_GPR_PSEUDO_16(reg16, reg64) \
97 { #reg16, NULL, 2, GPR_OFFSET(reg64), eEncodingUint, \
98 eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_##reg16##_x86_64 }, RegisterContextPOSIX_x86::g_contained_##reg64, RegisterContextPOSIX_x86::g_invalidate_##reg64, NULL, 0}
99 #define DEFINE_GPR_PSEUDO_8H(reg8, reg64) \
100 { #reg8, NULL, 1, GPR_OFFSET(reg64)+1, eEncodingUint, \
101 eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_##reg8##_x86_64 }, RegisterContextPOSIX_x86::g_contained_##reg64, RegisterContextPOSIX_x86::g_invalidate_##reg64, NULL, 0}
102 #define DEFINE_GPR_PSEUDO_8L(reg8, reg64) \
103 { #reg8, NULL, 1, GPR_OFFSET(reg64), eEncodingUint, \
104 eFormatHex, { LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_##reg8##_x86_64 }, RegisterContextPOSIX_x86::g_contained_##reg64, RegisterContextPOSIX_x86::g_invalidate_##reg64, NULL, 0}
107 g_register_infos_x86_64[] =
109 // General purpose registers. EH_Frame, DWARF, Generic, Process Plugin
110 DEFINE_GPR(rax, nullptr, dwarf_rax_x86_64, dwarf_rax_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
111 DEFINE_GPR(rbx, nullptr, dwarf_rbx_x86_64, dwarf_rbx_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
112 DEFINE_GPR(rcx, "arg4", dwarf_rcx_x86_64, dwarf_rcx_x86_64, LLDB_REGNUM_GENERIC_ARG4, LLDB_INVALID_REGNUM),
113 DEFINE_GPR(rdx, "arg3", dwarf_rdx_x86_64, dwarf_rdx_x86_64, LLDB_REGNUM_GENERIC_ARG3, LLDB_INVALID_REGNUM),
114 DEFINE_GPR(rdi, "arg1", dwarf_rdi_x86_64, dwarf_rdi_x86_64, LLDB_REGNUM_GENERIC_ARG1, LLDB_INVALID_REGNUM),
115 DEFINE_GPR(rsi, "arg2", dwarf_rsi_x86_64, dwarf_rsi_x86_64, LLDB_REGNUM_GENERIC_ARG2, LLDB_INVALID_REGNUM),
116 DEFINE_GPR(rbp, "fp", dwarf_rbp_x86_64, dwarf_rbp_x86_64, LLDB_REGNUM_GENERIC_FP, LLDB_INVALID_REGNUM),
117 DEFINE_GPR(rsp, "sp", dwarf_rsp_x86_64, dwarf_rsp_x86_64, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM),
118 DEFINE_GPR(r8, "arg5", dwarf_r8_x86_64, dwarf_r8_x86_64, LLDB_REGNUM_GENERIC_ARG5, LLDB_INVALID_REGNUM),
119 DEFINE_GPR(r9, "arg6", dwarf_r9_x86_64, dwarf_r9_x86_64, LLDB_REGNUM_GENERIC_ARG6, LLDB_INVALID_REGNUM),
120 DEFINE_GPR(r10, nullptr, dwarf_r10_x86_64, dwarf_r10_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
121 DEFINE_GPR(r11, nullptr, dwarf_r11_x86_64, dwarf_r11_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
122 DEFINE_GPR(r12, nullptr, dwarf_r12_x86_64, dwarf_r12_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
123 DEFINE_GPR(r13, nullptr, dwarf_r13_x86_64, dwarf_r13_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
124 DEFINE_GPR(r14, nullptr, dwarf_r14_x86_64, dwarf_r14_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
125 DEFINE_GPR(r15, nullptr, dwarf_r15_x86_64, dwarf_r15_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
126 DEFINE_GPR(rip, "pc", dwarf_rip_x86_64, dwarf_rip_x86_64, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM),
127 DEFINE_GPR(rflags, "flags", dwarf_rflags_x86_64, dwarf_rflags_x86_64, LLDB_REGNUM_GENERIC_FLAGS, LLDB_INVALID_REGNUM),
128 DEFINE_GPR(cs, nullptr, dwarf_cs_x86_64, dwarf_cs_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
129 DEFINE_GPR(fs, nullptr, dwarf_fs_x86_64, dwarf_fs_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
130 DEFINE_GPR(gs, nullptr, dwarf_gs_x86_64, dwarf_gs_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
131 DEFINE_GPR(ss, nullptr, dwarf_ss_x86_64, dwarf_ss_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
132 DEFINE_GPR(ds, nullptr, dwarf_ds_x86_64, dwarf_ds_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
133 DEFINE_GPR(es, nullptr, dwarf_es_x86_64, dwarf_es_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
135 DEFINE_GPR_PSEUDO_32(eax, rax),
136 DEFINE_GPR_PSEUDO_32(ebx, rbx),
137 DEFINE_GPR_PSEUDO_32(ecx, rcx),
138 DEFINE_GPR_PSEUDO_32(edx, rdx),
139 DEFINE_GPR_PSEUDO_32(edi, rdi),
140 DEFINE_GPR_PSEUDO_32(esi, rsi),
141 DEFINE_GPR_PSEUDO_32(ebp, rbp),
142 DEFINE_GPR_PSEUDO_32(esp, rsp),
143 DEFINE_GPR_PSEUDO_32(r8d, r8),
144 DEFINE_GPR_PSEUDO_32(r9d, r9),
145 DEFINE_GPR_PSEUDO_32(r10d, r10),
146 DEFINE_GPR_PSEUDO_32(r11d, r11),
147 DEFINE_GPR_PSEUDO_32(r12d, r12),
148 DEFINE_GPR_PSEUDO_32(r13d, r13),
149 DEFINE_GPR_PSEUDO_32(r14d, r14),
150 DEFINE_GPR_PSEUDO_32(r15d, r15),
151 DEFINE_GPR_PSEUDO_16(ax, rax),
152 DEFINE_GPR_PSEUDO_16(bx, rbx),
153 DEFINE_GPR_PSEUDO_16(cx, rcx),
154 DEFINE_GPR_PSEUDO_16(dx, rdx),
155 DEFINE_GPR_PSEUDO_16(di, rdi),
156 DEFINE_GPR_PSEUDO_16(si, rsi),
157 DEFINE_GPR_PSEUDO_16(bp, rbp),
158 DEFINE_GPR_PSEUDO_16(sp, rsp),
159 DEFINE_GPR_PSEUDO_16(r8w, r8),
160 DEFINE_GPR_PSEUDO_16(r9w, r9),
161 DEFINE_GPR_PSEUDO_16(r10w, r10),
162 DEFINE_GPR_PSEUDO_16(r11w, r11),
163 DEFINE_GPR_PSEUDO_16(r12w, r12),
164 DEFINE_GPR_PSEUDO_16(r13w, r13),
165 DEFINE_GPR_PSEUDO_16(r14w, r14),
166 DEFINE_GPR_PSEUDO_16(r15w, r15),
167 DEFINE_GPR_PSEUDO_8H(ah, rax),
168 DEFINE_GPR_PSEUDO_8H(bh, rbx),
169 DEFINE_GPR_PSEUDO_8H(ch, rcx),
170 DEFINE_GPR_PSEUDO_8H(dh, rdx),
171 DEFINE_GPR_PSEUDO_8L(al, rax),
172 DEFINE_GPR_PSEUDO_8L(bl, rbx),
173 DEFINE_GPR_PSEUDO_8L(cl, rcx),
174 DEFINE_GPR_PSEUDO_8L(dl, rdx),
175 DEFINE_GPR_PSEUDO_8L(dil, rdi),
176 DEFINE_GPR_PSEUDO_8L(sil, rsi),
177 DEFINE_GPR_PSEUDO_8L(bpl, rbp),
178 DEFINE_GPR_PSEUDO_8L(spl, rsp),
179 DEFINE_GPR_PSEUDO_8L(r8l, r8),
180 DEFINE_GPR_PSEUDO_8L(r9l, r9),
181 DEFINE_GPR_PSEUDO_8L(r10l, r10),
182 DEFINE_GPR_PSEUDO_8L(r11l, r11),
183 DEFINE_GPR_PSEUDO_8L(r12l, r12),
184 DEFINE_GPR_PSEUDO_8L(r13l, r13),
185 DEFINE_GPR_PSEUDO_8L(r14l, r14),
186 DEFINE_GPR_PSEUDO_8L(r15l, r15),
188 // i387 Floating point registers. EH_frame, DWARF, Generic, Process Plugin
189 DEFINE_FPR(fctrl, fctrl, dwarf_fctrl_x86_64, dwarf_fctrl_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
190 DEFINE_FPR(fstat, fstat, dwarf_fstat_x86_64, dwarf_fstat_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
191 DEFINE_FPR(ftag, ftag, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
192 DEFINE_FPR(fop, fop, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
193 DEFINE_FPR(fiseg, ptr.i386_.fiseg, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
194 DEFINE_FPR(fioff, ptr.i386_.fioff, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
195 DEFINE_FPR(foseg, ptr.i386_.foseg, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
196 DEFINE_FPR(fooff, ptr.i386_.fooff, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
197 DEFINE_FPR(mxcsr, mxcsr, dwarf_mxcsr_x86_64, dwarf_mxcsr_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
198 DEFINE_FPR(mxcsrmask, mxcsrmask, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
236 // Copy of YMM registers assembled from xmm and ymmh
254 // Debug registers for lldb internal use
265 static_assert((sizeof(g_register_infos_x86_64) / sizeof(g_register_infos_x86_64[0])) == k_num_registers_x86_64,
266 "g_register_infos_x86_64 has wrong number of register infos");
278 #undef DEFINE_GPR_PSEUDO_32
279 #undef DEFINE_GPR_PSEUDO_16
280 #undef DEFINE_GPR_PSEUDO_8H
281 #undef DEFINE_GPR_PSEUDO_8L
283 #endif // DECLARE_REGISTER_INFOS_X86_64_STRUCT
285 #ifdef UPDATE_REGISTER_INFOS_I386_STRUCT_WITH_X86_64_OFFSETS
287 #define UPDATE_GPR_INFO(reg, reg64) \
289 g_register_infos[lldb_##reg##_i386].byte_offset = GPR_OFFSET(reg64); \
292 #define UPDATE_GPR_INFO_8H(reg, reg64) \
294 g_register_infos[lldb_##reg##_i386].byte_offset = GPR_OFFSET(reg64) + 1; \
297 #define UPDATE_FPR_INFO(reg, reg64) \
299 g_register_infos[lldb_##reg##_i386].byte_offset = FPR_OFFSET(reg64); \
302 #define UPDATE_FP_INFO(reg, i) \
304 g_register_infos[lldb_##reg##i##_i386].byte_offset = FPR_OFFSET(stmm[i]); \
307 #define UPDATE_XMM_INFO(reg, i) \
309 g_register_infos[lldb_##reg##i##_i386].byte_offset = FPR_OFFSET(reg[i]); \
312 #define UPDATE_YMM_INFO(reg, i) \
314 g_register_infos[lldb_##reg##i##_i386].byte_offset = YMM_OFFSET(i); \
317 #define UPDATE_DR_INFO(reg_index) \
319 g_register_infos[lldb_dr##reg_index##_i386].byte_offset = DR_OFFSET(reg_index); \
322 // Update the register offsets
323 UPDATE_GPR_INFO(eax, rax);
324 UPDATE_GPR_INFO(ebx, rbx);
325 UPDATE_GPR_INFO(ecx, rcx);
326 UPDATE_GPR_INFO(edx, rdx);
327 UPDATE_GPR_INFO(edi, rdi);
328 UPDATE_GPR_INFO(esi, rsi);
329 UPDATE_GPR_INFO(ebp, rbp);
330 UPDATE_GPR_INFO(esp, rsp);
331 UPDATE_GPR_INFO(eip, rip);
332 UPDATE_GPR_INFO(eflags, rflags);
333 UPDATE_GPR_INFO(cs, cs);
334 UPDATE_GPR_INFO(fs, fs);
335 UPDATE_GPR_INFO(gs, gs);
336 UPDATE_GPR_INFO(ss, ss);
337 UPDATE_GPR_INFO(ds, ds);
338 UPDATE_GPR_INFO(es, es);
340 UPDATE_GPR_INFO(ax, rax);
341 UPDATE_GPR_INFO(bx, rbx);
342 UPDATE_GPR_INFO(cx, rcx);
343 UPDATE_GPR_INFO(dx, rdx);
344 UPDATE_GPR_INFO(di, rdi);
345 UPDATE_GPR_INFO(si, rsi);
346 UPDATE_GPR_INFO(bp, rbp);
347 UPDATE_GPR_INFO(sp, rsp);
348 UPDATE_GPR_INFO_8H(ah, rax);
349 UPDATE_GPR_INFO_8H(bh, rbx);
350 UPDATE_GPR_INFO_8H(ch, rcx);
351 UPDATE_GPR_INFO_8H(dh, rdx);
352 UPDATE_GPR_INFO(al, rax);
353 UPDATE_GPR_INFO(bl, rbx);
354 UPDATE_GPR_INFO(cl, rcx);
355 UPDATE_GPR_INFO(dl, rdx);
357 UPDATE_FPR_INFO(fctrl, fctrl);
358 UPDATE_FPR_INFO(fstat, fstat);
359 UPDATE_FPR_INFO(ftag, ftag);
360 UPDATE_FPR_INFO(fop, fop);
361 UPDATE_FPR_INFO(fiseg, ptr.i386_.fiseg);
362 UPDATE_FPR_INFO(fioff, ptr.i386_.fioff);
363 UPDATE_FPR_INFO(fooff, ptr.i386_.fooff);
364 UPDATE_FPR_INFO(foseg, ptr.i386_.foseg);
365 UPDATE_FPR_INFO(mxcsr, mxcsr);
366 UPDATE_FPR_INFO(mxcsrmask, mxcsrmask);
368 UPDATE_FP_INFO(st, 0);
369 UPDATE_FP_INFO(st, 1);
370 UPDATE_FP_INFO(st, 2);
371 UPDATE_FP_INFO(st, 3);
372 UPDATE_FP_INFO(st, 4);
373 UPDATE_FP_INFO(st, 5);
374 UPDATE_FP_INFO(st, 6);
375 UPDATE_FP_INFO(st, 7);
376 UPDATE_FP_INFO(mm, 0);
377 UPDATE_FP_INFO(mm, 1);
378 UPDATE_FP_INFO(mm, 2);
379 UPDATE_FP_INFO(mm, 3);
380 UPDATE_FP_INFO(mm, 4);
381 UPDATE_FP_INFO(mm, 5);
382 UPDATE_FP_INFO(mm, 6);
383 UPDATE_FP_INFO(mm, 7);
385 UPDATE_XMM_INFO(xmm, 0);
386 UPDATE_XMM_INFO(xmm, 1);
387 UPDATE_XMM_INFO(xmm, 2);
388 UPDATE_XMM_INFO(xmm, 3);
389 UPDATE_XMM_INFO(xmm, 4);
390 UPDATE_XMM_INFO(xmm, 5);
391 UPDATE_XMM_INFO(xmm, 6);
392 UPDATE_XMM_INFO(xmm, 7);
394 UPDATE_YMM_INFO(ymm, 0);
395 UPDATE_YMM_INFO(ymm, 1);
396 UPDATE_YMM_INFO(ymm, 2);
397 UPDATE_YMM_INFO(ymm, 3);
398 UPDATE_YMM_INFO(ymm, 4);
399 UPDATE_YMM_INFO(ymm, 5);
400 UPDATE_YMM_INFO(ymm, 6);
401 UPDATE_YMM_INFO(ymm, 7);
412 #undef UPDATE_GPR_INFO
413 #undef UPDATE_GPR_INFO_8H
414 #undef UPDATE_FPR_INFO
415 #undef UPDATE_FP_INFO
416 #undef UPDATE_XMM_INFO
417 #undef UPDATE_YMM_INFO
418 #undef UPDATE_DR_INFO
420 #endif // UPDATE_REGISTER_INFOS_I386_STRUCT_WITH_X86_64_OFFSETS