1//===-- RegisterContextWindows_x64.cpp ------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#if defined(__x86_64__) || defined(_M_X64)
10
11#include "lldb/Host/windows/HostThreadWindows.h"
12#include "lldb/Host/windows/windows.h"
13#include "lldb/Utility/RegisterValue.h"
14#include "lldb/Utility/Status.h"
15#include "lldb/lldb-private-types.h"
16
17#include "RegisterContextWindows_x64.h"
18#include "Plugins/Process/Utility/RegisterContext_x86.h"
19#include "TargetThreadWindows.h"
20#include "Plugins/Process/Utility/lldb-x86-register-enums.h"
21
22#include "llvm/ADT/STLExtras.h"
23
24using namespace lldb;
25using namespace lldb_private;
26
27#define DEFINE_GPR(reg, alt, generic) \
28{ \
29 #reg, alt, 8, 0, eEncodingUint, eFormatHexUppercase, \
30 {dwarf_##reg##_x86_64, dwarf_##reg##_x86_64, generic, \
31 LLDB_INVALID_REGNUM, lldb_##reg##_x86_64 }, \
32 nullptr, nullptr, nullptr, \
33}
34
35#define DEFINE_GPR_BIN(reg, alt) #reg, alt, 8, 0, eEncodingUint, eFormatBinary
36#define DEFINE_FPU_XMM(reg) \
37 #reg, NULL, 16, 0, eEncodingUint, eFormatVectorOfUInt64, \
38 {dwarf_##reg##_x86_64, dwarf_##reg##_x86_64, LLDB_INVALID_REGNUM, \
39 LLDB_INVALID_REGNUM, lldb_##reg##_x86_64}, \
40 nullptr, nullptr, nullptr,
41
42#define DEFINE_GPR_PSEUDO_32(reg) \
43{ \
44 #reg, nullptr, 4, 0, eEncodingUint, eFormatHexUppercase, \
45 {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, \
46 LLDB_INVALID_REGNUM, lldb_##reg##_x86_64 }, \
47 nullptr, nullptr, nullptr, \
48}
49
50#define DEFINE_GPR_PSEUDO_16(reg) \
51{ \
52 #reg, nullptr, 2, 0, eEncodingUint, eFormatHexUppercase, \
53 {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, \
54 LLDB_INVALID_REGNUM, lldb_##reg##_x86_64 }, \
55 nullptr, nullptr, nullptr, \
56}
57
58#define DEFINE_GPR_PSEUDO_8(reg) \
59{ \
60 #reg, nullptr, 1, 0, eEncodingUint, eFormatHexUppercase, \
61 {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, \
62 LLDB_INVALID_REGNUM, lldb_##reg##_x86_64 }, \
63 nullptr, nullptr, nullptr, \
64}
65
66namespace {
67
68// This enum defines the layout of the global RegisterInfo array. This is
69// necessary because lldb register sets are defined in terms of indices into
70// the register array. As such, the order of RegisterInfos defined in global
71// registers array must match the order defined here. When defining the
72// register set layouts, these values can appear in an arbitrary order, and
73// that determines the order that register values are displayed in a dump.
74enum RegisterIndex {
75 eRegisterIndexRax,
76 eRegisterIndexRbx,
77 eRegisterIndexRcx,
78 eRegisterIndexRdx,
79 eRegisterIndexRdi,
80 eRegisterIndexRsi,
81 eRegisterIndexRbp,
82 eRegisterIndexRsp,
83 eRegisterIndexR8,
84 eRegisterIndexR9,
85 eRegisterIndexR10,
86 eRegisterIndexR11,
87 eRegisterIndexR12,
88 eRegisterIndexR13,
89 eRegisterIndexR14,
90 eRegisterIndexR15,
91 eRegisterIndexRip,
92 eRegisterIndexRflags,
93 eRegisterIndexEax,
94 eRegisterIndexEbx,
95 eRegisterIndexEcx,
96 eRegisterIndexEdx,
97 eRegisterIndexEdi,
98 eRegisterIndexEsi,
99 eRegisterIndexEbp,
100 eRegisterIndexEsp,
101 eRegisterIndexR8d,
102 eRegisterIndexR9d,
103 eRegisterIndexR10d,
104 eRegisterIndexR11d,
105 eRegisterIndexR12d,
106 eRegisterIndexR13d,
107 eRegisterIndexR14d,
108 eRegisterIndexR15d,
109 eRegisterIndexAx,
110 eRegisterIndexBx,
111 eRegisterIndexCx,
112 eRegisterIndexDx,
113 eRegisterIndexDi,
114 eRegisterIndexSi,
115 eRegisterIndexBp,
116 eRegisterIndexSp,
117 eRegisterIndexR8w,
118 eRegisterIndexR9w,
119 eRegisterIndexR10w,
120 eRegisterIndexR11w,
121 eRegisterIndexR12w,
122 eRegisterIndexR13w,
123 eRegisterIndexR14w,
124 eRegisterIndexR15w,
125 eRegisterIndexAh,
126 eRegisterIndexBh,
127 eRegisterIndexCh,
128 eRegisterIndexDh,
129 eRegisterIndexAl,
130 eRegisterIndexBl,
131 eRegisterIndexCl,
132 eRegisterIndexDl,
133 eRegisterIndexDil,
134 eRegisterIndexSil,
135 eRegisterIndexBpl,
136 eRegisterIndexSpl,
137 eRegisterIndexR8l,
138 eRegisterIndexR9l,
139 eRegisterIndexR10l,
140 eRegisterIndexR11l,
141 eRegisterIndexR12l,
142 eRegisterIndexR13l,
143 eRegisterIndexR14l,
144 eRegisterIndexR15l,
145
146 eRegisterIndexXmm0,
147 eRegisterIndexXmm1,
148 eRegisterIndexXmm2,
149 eRegisterIndexXmm3,
150 eRegisterIndexXmm4,
151 eRegisterIndexXmm5,
152 eRegisterIndexXmm6,
153 eRegisterIndexXmm7,
154 eRegisterIndexXmm8,
155 eRegisterIndexXmm9,
156 eRegisterIndexXmm10,
157 eRegisterIndexXmm11,
158 eRegisterIndexXmm12,
159 eRegisterIndexXmm13,
160 eRegisterIndexXmm14,
161 eRegisterIndexXmm15
162};
163
164// Array of all register information supported by Windows x86
165RegisterInfo g_register_infos[] = {
166 DEFINE_GPR(rax, nullptr, LLDB_INVALID_REGNUM),
167 DEFINE_GPR(rbx, nullptr, LLDB_INVALID_REGNUM),
168 DEFINE_GPR(rcx, nullptr, LLDB_REGNUM_GENERIC_ARG1),
169 DEFINE_GPR(rdx, nullptr, LLDB_REGNUM_GENERIC_ARG2),
170 DEFINE_GPR(rdi, nullptr, LLDB_INVALID_REGNUM),
171 DEFINE_GPR(rsi, nullptr, LLDB_INVALID_REGNUM),
172 DEFINE_GPR(rbp, "fp", LLDB_REGNUM_GENERIC_FP),
173 DEFINE_GPR(rsp, "sp", LLDB_REGNUM_GENERIC_SP),
174 DEFINE_GPR(r8, nullptr, LLDB_REGNUM_GENERIC_ARG3),
175 DEFINE_GPR(r9, nullptr, LLDB_REGNUM_GENERIC_ARG4),
176 DEFINE_GPR(r10, nullptr, LLDB_INVALID_REGNUM),
177 DEFINE_GPR(r11, nullptr, LLDB_INVALID_REGNUM),
178 DEFINE_GPR(r12, nullptr, LLDB_INVALID_REGNUM),
179 DEFINE_GPR(r13, nullptr, LLDB_INVALID_REGNUM),
180 DEFINE_GPR(r14, nullptr, LLDB_INVALID_REGNUM),
181 DEFINE_GPR(r15, nullptr, LLDB_INVALID_REGNUM),
182 DEFINE_GPR(rip, "pc", LLDB_REGNUM_GENERIC_PC),
183 {
184 DEFINE_GPR_BIN(eflags, "flags"),
185 .kinds: {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_REGNUM_GENERIC_FLAGS,
186 LLDB_INVALID_REGNUM, lldb_rflags_x86_64},
187 .value_regs: nullptr,
188 .invalidate_regs: nullptr,
189 .flags_type: nullptr,
190 },
191 DEFINE_GPR_PSEUDO_32(eax),
192 DEFINE_GPR_PSEUDO_32(ebx),
193 DEFINE_GPR_PSEUDO_32(ecx),
194 DEFINE_GPR_PSEUDO_32(edx),
195 DEFINE_GPR_PSEUDO_32(edi),
196 DEFINE_GPR_PSEUDO_32(esi),
197 DEFINE_GPR_PSEUDO_32(ebp),
198 DEFINE_GPR_PSEUDO_32(esp),
199 DEFINE_GPR_PSEUDO_32(r8d),
200 DEFINE_GPR_PSEUDO_32(r9d),
201 DEFINE_GPR_PSEUDO_32(r10d),
202 DEFINE_GPR_PSEUDO_32(r11d),
203 DEFINE_GPR_PSEUDO_32(r12d),
204 DEFINE_GPR_PSEUDO_32(r13d),
205 DEFINE_GPR_PSEUDO_32(r14d),
206 DEFINE_GPR_PSEUDO_32(r15d),
207 DEFINE_GPR_PSEUDO_16(ax),
208 DEFINE_GPR_PSEUDO_16(bx),
209 DEFINE_GPR_PSEUDO_16(cx),
210 DEFINE_GPR_PSEUDO_16(dx),
211 DEFINE_GPR_PSEUDO_16(di),
212 DEFINE_GPR_PSEUDO_16(si),
213 DEFINE_GPR_PSEUDO_16(bp),
214 DEFINE_GPR_PSEUDO_16(sp),
215 DEFINE_GPR_PSEUDO_16(r8w),
216 DEFINE_GPR_PSEUDO_16(r9w),
217 DEFINE_GPR_PSEUDO_16(r10w),
218 DEFINE_GPR_PSEUDO_16(r11w),
219 DEFINE_GPR_PSEUDO_16(r12w),
220 DEFINE_GPR_PSEUDO_16(r13w),
221 DEFINE_GPR_PSEUDO_16(r14w),
222 DEFINE_GPR_PSEUDO_16(r15w),
223 DEFINE_GPR_PSEUDO_8(ah),
224 DEFINE_GPR_PSEUDO_8(bh),
225 DEFINE_GPR_PSEUDO_8(ch),
226 DEFINE_GPR_PSEUDO_8(dh),
227 DEFINE_GPR_PSEUDO_8(al),
228 DEFINE_GPR_PSEUDO_8(bl),
229 DEFINE_GPR_PSEUDO_8(cl),
230 DEFINE_GPR_PSEUDO_8(dl),
231 DEFINE_GPR_PSEUDO_8(dil),
232 DEFINE_GPR_PSEUDO_8(sil),
233 DEFINE_GPR_PSEUDO_8(bpl),
234 DEFINE_GPR_PSEUDO_8(spl),
235 DEFINE_GPR_PSEUDO_8(r8l),
236 DEFINE_GPR_PSEUDO_8(r9l),
237 DEFINE_GPR_PSEUDO_8(r10l),
238 DEFINE_GPR_PSEUDO_8(r11l),
239 DEFINE_GPR_PSEUDO_8(r12l),
240 DEFINE_GPR_PSEUDO_8(r13l),
241 DEFINE_GPR_PSEUDO_8(r14l),
242 DEFINE_GPR_PSEUDO_8(r15l),
243 {DEFINE_FPU_XMM(xmm0)},
244 {DEFINE_FPU_XMM(xmm1)},
245 {DEFINE_FPU_XMM(xmm2)},
246 {DEFINE_FPU_XMM(xmm3)},
247 {DEFINE_FPU_XMM(xmm4)},
248 {DEFINE_FPU_XMM(xmm5)},
249 {DEFINE_FPU_XMM(xmm6)},
250 {DEFINE_FPU_XMM(xmm7)},
251 {DEFINE_FPU_XMM(xmm8)},
252 {DEFINE_FPU_XMM(xmm9)},
253 {DEFINE_FPU_XMM(xmm10)},
254 {DEFINE_FPU_XMM(xmm11)},
255 {DEFINE_FPU_XMM(xmm12)},
256 {DEFINE_FPU_XMM(xmm13)},
257 {DEFINE_FPU_XMM(xmm14)},
258 {DEFINE_FPU_XMM(xmm15)}};
259
260static size_t k_num_register_infos = std::size(g_register_infos);
261
262// Array of lldb register numbers used to define the set of all General Purpose
263// Registers
264uint32_t g_gpr_reg_indices[] = {
265 eRegisterIndexRax, eRegisterIndexRbx, eRegisterIndexRcx,
266 eRegisterIndexRdx, eRegisterIndexRdi, eRegisterIndexRsi,
267 eRegisterIndexRbp, eRegisterIndexRsp, eRegisterIndexR8,
268 eRegisterIndexR9, eRegisterIndexR10, eRegisterIndexR11,
269 eRegisterIndexR12, eRegisterIndexR13, eRegisterIndexR14,
270 eRegisterIndexR15, eRegisterIndexRip, eRegisterIndexRflags,
271 eRegisterIndexEax, eRegisterIndexEbx, eRegisterIndexEcx,
272 eRegisterIndexEdx, eRegisterIndexEdi, eRegisterIndexEsi,
273 eRegisterIndexEbp, eRegisterIndexEsp, eRegisterIndexR8d,
274 eRegisterIndexR9d, eRegisterIndexR10d, eRegisterIndexR11d,
275 eRegisterIndexR12d, eRegisterIndexR13d, eRegisterIndexR14d,
276 eRegisterIndexR15d, eRegisterIndexAx, eRegisterIndexBx,
277 eRegisterIndexCx, eRegisterIndexDx, eRegisterIndexDi,
278 eRegisterIndexSi, eRegisterIndexBp, eRegisterIndexSp,
279 eRegisterIndexR8w, eRegisterIndexR9w, eRegisterIndexR10w,
280 eRegisterIndexR11w, eRegisterIndexR12w, eRegisterIndexR13w,
281 eRegisterIndexR14w, eRegisterIndexR15w, eRegisterIndexAh,
282 eRegisterIndexBh, eRegisterIndexCh, eRegisterIndexDh,
283 eRegisterIndexAl, eRegisterIndexBl, eRegisterIndexCl,
284 eRegisterIndexDl, eRegisterIndexDil, eRegisterIndexSil,
285 eRegisterIndexBpl, eRegisterIndexSpl, eRegisterIndexR8l,
286 eRegisterIndexR9l, eRegisterIndexR10l, eRegisterIndexR11l,
287 eRegisterIndexR12l, eRegisterIndexR13l, eRegisterIndexR14l,
288 eRegisterIndexR15l
289};
290
291uint32_t g_fpu_reg_indices[] = {
292 eRegisterIndexXmm0, eRegisterIndexXmm1, eRegisterIndexXmm2,
293 eRegisterIndexXmm3, eRegisterIndexXmm4, eRegisterIndexXmm5,
294 eRegisterIndexXmm6, eRegisterIndexXmm7, eRegisterIndexXmm8,
295 eRegisterIndexXmm9, eRegisterIndexXmm10, eRegisterIndexXmm11,
296 eRegisterIndexXmm12, eRegisterIndexXmm13, eRegisterIndexXmm14,
297 eRegisterIndexXmm15
298};
299
300RegisterSet g_register_sets[] = {
301 {.name: "General Purpose Registers", .short_name: "gpr", .num_registers: std::size(g_gpr_reg_indices),
302 .registers: g_gpr_reg_indices},
303 {.name: "Floating Point Registers", .short_name: "fpu", .num_registers: std::size(g_fpu_reg_indices),
304 .registers: g_fpu_reg_indices}};
305}
306
307// Constructors and Destructors
308RegisterContextWindows_x64::RegisterContextWindows_x64(
309 Thread &thread, uint32_t concrete_frame_idx)
310 : RegisterContextWindows(thread, concrete_frame_idx) {}
311
312RegisterContextWindows_x64::~RegisterContextWindows_x64() {}
313
314size_t RegisterContextWindows_x64::GetRegisterCount() {
315 return std::size(g_register_infos);
316}
317
318const RegisterInfo *
319RegisterContextWindows_x64::GetRegisterInfoAtIndex(size_t reg) {
320 if (reg < k_num_register_infos)
321 return &g_register_infos[reg];
322 return NULL;
323}
324
325size_t RegisterContextWindows_x64::GetRegisterSetCount() {
326 return std::size(g_register_sets);
327}
328
329const RegisterSet *RegisterContextWindows_x64::GetRegisterSet(size_t reg_set) {
330 return &g_register_sets[reg_set];
331}
332
333bool RegisterContextWindows_x64::ReadRegister(const RegisterInfo *reg_info,
334 RegisterValue &reg_value) {
335 if (!CacheAllRegisterValues())
336 return false;
337
338 if (reg_info == nullptr)
339 return false;
340
341 const uint32_t reg = reg_info->kinds[eRegisterKindLLDB];
342
343 switch (reg) {
344#define GPR_CASE(size, reg_case, reg_val) \
345 case reg_case: \
346 reg_value.SetUInt##size(reg_val); \
347 break;
348
349 GPR_CASE(64, lldb_rax_x86_64, m_context.Rax);
350 GPR_CASE(64, lldb_rbx_x86_64, m_context.Rbx);
351 GPR_CASE(64, lldb_rcx_x86_64, m_context.Rcx);
352 GPR_CASE(64, lldb_rdx_x86_64, m_context.Rdx);
353 GPR_CASE(64, lldb_rdi_x86_64, m_context.Rdi);
354 GPR_CASE(64, lldb_rsi_x86_64, m_context.Rsi);
355 GPR_CASE(64, lldb_r8_x86_64, m_context.R8);
356 GPR_CASE(64, lldb_r9_x86_64, m_context.R9);
357 GPR_CASE(64, lldb_r10_x86_64, m_context.R10);
358 GPR_CASE(64, lldb_r11_x86_64, m_context.R11);
359 GPR_CASE(64, lldb_r12_x86_64, m_context.R12);
360 GPR_CASE(64, lldb_r13_x86_64, m_context.R13);
361 GPR_CASE(64, lldb_r14_x86_64, m_context.R14);
362 GPR_CASE(64, lldb_r15_x86_64, m_context.R15);
363 GPR_CASE(64, lldb_rbp_x86_64, m_context.Rbp);
364 GPR_CASE(64, lldb_rsp_x86_64, m_context.Rsp);
365 GPR_CASE(64, lldb_rip_x86_64, m_context.Rip);
366 GPR_CASE(64, lldb_rflags_x86_64, m_context.EFlags);
367 GPR_CASE(32, lldb_eax_x86_64, static_cast<uint32_t>(m_context.Rax));
368 GPR_CASE(32, lldb_ebx_x86_64, static_cast<uint32_t>(m_context.Rbx));
369 GPR_CASE(32, lldb_ecx_x86_64, static_cast<uint32_t>(m_context.Rcx));
370 GPR_CASE(32, lldb_edx_x86_64, static_cast<uint32_t>(m_context.Rdx));
371 GPR_CASE(32, lldb_edi_x86_64, static_cast<uint32_t>(m_context.Rdi));
372 GPR_CASE(32, lldb_esi_x86_64, static_cast<uint32_t>(m_context.Rsi));
373 GPR_CASE(32, lldb_ebp_x86_64, static_cast<uint32_t>(m_context.Rbp));
374 GPR_CASE(32, lldb_esp_x86_64, static_cast<uint32_t>(m_context.Rsp));
375 GPR_CASE(32, lldb_r8d_x86_64, static_cast<uint32_t>(m_context.R8));
376 GPR_CASE(32, lldb_r9d_x86_64, static_cast<uint32_t>(m_context.R9));
377 GPR_CASE(32, lldb_r10d_x86_64, static_cast<uint32_t>(m_context.R10));
378 GPR_CASE(32, lldb_r11d_x86_64, static_cast<uint32_t>(m_context.R11));
379 GPR_CASE(32, lldb_r12d_x86_64, static_cast<uint32_t>(m_context.R12));
380 GPR_CASE(32, lldb_r13d_x86_64, static_cast<uint32_t>(m_context.R13));
381 GPR_CASE(32, lldb_r14d_x86_64, static_cast<uint32_t>(m_context.R14));
382 GPR_CASE(32, lldb_r15d_x86_64, static_cast<uint32_t>(m_context.R15));
383 GPR_CASE(16, lldb_ax_x86_64, static_cast<uint16_t>(m_context.Rax));
384 GPR_CASE(16, lldb_bx_x86_64, static_cast<uint16_t>(m_context.Rbx));
385 GPR_CASE(16, lldb_cx_x86_64, static_cast<uint16_t>(m_context.Rcx));
386 GPR_CASE(16, lldb_dx_x86_64, static_cast<uint16_t>(m_context.Rdx));
387 GPR_CASE(16, lldb_di_x86_64, static_cast<uint16_t>(m_context.Rdi));
388 GPR_CASE(16, lldb_si_x86_64, static_cast<uint16_t>(m_context.Rsi));
389 GPR_CASE(16, lldb_bp_x86_64, static_cast<uint16_t>(m_context.Rbp));
390 GPR_CASE(16, lldb_sp_x86_64, static_cast<uint16_t>(m_context.Rsp));
391 GPR_CASE(16, lldb_r8w_x86_64, static_cast<uint16_t>(m_context.R8));
392 GPR_CASE(16, lldb_r9w_x86_64, static_cast<uint16_t>(m_context.R9));
393 GPR_CASE(16, lldb_r10w_x86_64, static_cast<uint16_t>(m_context.R10));
394 GPR_CASE(16, lldb_r11w_x86_64, static_cast<uint16_t>(m_context.R11));
395 GPR_CASE(16, lldb_r12w_x86_64, static_cast<uint16_t>(m_context.R12));
396 GPR_CASE(16, lldb_r13w_x86_64, static_cast<uint16_t>(m_context.R13));
397 GPR_CASE(16, lldb_r14w_x86_64, static_cast<uint16_t>(m_context.R14));
398 GPR_CASE(16, lldb_r15w_x86_64, static_cast<uint16_t>(m_context.R15));
399 GPR_CASE(8, lldb_ah_x86_64, static_cast<uint16_t>(m_context.Rax) >> 8);
400 GPR_CASE(8, lldb_bh_x86_64, static_cast<uint16_t>(m_context.Rbx) >> 8);
401 GPR_CASE(8, lldb_ch_x86_64, static_cast<uint16_t>(m_context.Rcx) >> 8);
402 GPR_CASE(8, lldb_dh_x86_64, static_cast<uint16_t>(m_context.Rdx) >> 8);
403 GPR_CASE(8, lldb_al_x86_64, static_cast<uint8_t>(m_context.Rax));
404 GPR_CASE(8, lldb_bl_x86_64, static_cast<uint8_t>(m_context.Rbx));
405 GPR_CASE(8, lldb_cl_x86_64, static_cast<uint8_t>(m_context.Rcx));
406 GPR_CASE(8, lldb_dl_x86_64, static_cast<uint8_t>(m_context.Rdx));
407 GPR_CASE(8, lldb_dil_x86_64, static_cast<uint8_t>(m_context.Rdi));
408 GPR_CASE(8, lldb_sil_x86_64, static_cast<uint8_t>(m_context.Rsi));
409 GPR_CASE(8, lldb_bpl_x86_64, static_cast<uint8_t>(m_context.Rbp));
410 GPR_CASE(8, lldb_spl_x86_64, static_cast<uint8_t>(m_context.Rsp));
411 GPR_CASE(8, lldb_r8l_x86_64, static_cast<uint8_t>(m_context.R8));
412 GPR_CASE(8, lldb_r9l_x86_64, static_cast<uint8_t>(m_context.R9));
413 GPR_CASE(8, lldb_r10l_x86_64, static_cast<uint8_t>(m_context.R10));
414 GPR_CASE(8, lldb_r11l_x86_64, static_cast<uint8_t>(m_context.R11));
415 GPR_CASE(8, lldb_r12l_x86_64, static_cast<uint8_t>(m_context.R12));
416 GPR_CASE(8, lldb_r13l_x86_64, static_cast<uint8_t>(m_context.R13));
417 GPR_CASE(8, lldb_r14l_x86_64, static_cast<uint8_t>(m_context.R14));
418 GPR_CASE(8, lldb_r15l_x86_64, static_cast<uint8_t>(m_context.R15));
419
420 case lldb_xmm0_x86_64:
421 reg_value.SetBytes(&m_context.Xmm0,
422 reg_info->byte_size, endian::InlHostByteOrder());
423 break;
424 case lldb_xmm1_x86_64:
425 reg_value.SetBytes(&m_context.Xmm1,
426 reg_info->byte_size, endian::InlHostByteOrder());
427 break;
428 case lldb_xmm2_x86_64:
429 reg_value.SetBytes(&m_context.Xmm2,
430 reg_info->byte_size, endian::InlHostByteOrder());
431 break;
432 case lldb_xmm3_x86_64:
433 reg_value.SetBytes(&m_context.Xmm3,
434 reg_info->byte_size, endian::InlHostByteOrder());
435 break;
436 case lldb_xmm4_x86_64:
437 reg_value.SetBytes(&m_context.Xmm4,
438 reg_info->byte_size, endian::InlHostByteOrder());
439 break;
440 case lldb_xmm5_x86_64:
441 reg_value.SetBytes(&m_context.Xmm5,
442 reg_info->byte_size, endian::InlHostByteOrder());
443 break;
444 case lldb_xmm6_x86_64:
445 reg_value.SetBytes(&m_context.Xmm6,
446 reg_info->byte_size, endian::InlHostByteOrder());
447 break;
448 case lldb_xmm7_x86_64:
449 reg_value.SetBytes(&m_context.Xmm7,
450 reg_info->byte_size, endian::InlHostByteOrder());
451 break;
452 case lldb_xmm8_x86_64:
453 reg_value.SetBytes(&m_context.Xmm8,
454 reg_info->byte_size, endian::InlHostByteOrder());
455 break;
456 case lldb_xmm9_x86_64:
457 reg_value.SetBytes(&m_context.Xmm9,
458 reg_info->byte_size, endian::InlHostByteOrder());
459 break;
460 case lldb_xmm10_x86_64:
461 reg_value.SetBytes(&m_context.Xmm10,
462 reg_info->byte_size, endian::InlHostByteOrder());
463 break;
464 case lldb_xmm11_x86_64:
465 reg_value.SetBytes(&m_context.Xmm11,
466 reg_info->byte_size, endian::InlHostByteOrder());
467 break;
468 case lldb_xmm12_x86_64:
469 reg_value.SetBytes(&m_context.Xmm12,
470 reg_info->byte_size, endian::InlHostByteOrder());
471 break;
472 case lldb_xmm13_x86_64:
473 reg_value.SetBytes(&m_context.Xmm13,
474 reg_info->byte_size, endian::InlHostByteOrder());
475 break;
476 case lldb_xmm14_x86_64:
477 reg_value.SetBytes(&m_context.Xmm14,
478 reg_info->byte_size, endian::InlHostByteOrder());
479 break;
480 case lldb_xmm15_x86_64:
481 reg_value.SetBytes(&m_context.Xmm15,
482 reg_info->byte_size, endian::InlHostByteOrder());
483 break;
484 }
485 return true;
486}
487
488bool RegisterContextWindows_x64::WriteRegister(const RegisterInfo *reg_info,
489 const RegisterValue &reg_value) {
490 // Since we cannot only write a single register value to the inferior, we
491 // need to make sure our cached copy of the register values are fresh.
492 // Otherwise when writing EAX, for example, we may also overwrite some other
493 // register with a stale value.
494 if (!CacheAllRegisterValues())
495 return false;
496
497 switch (reg_info->kinds[eRegisterKindLLDB]) {
498 case lldb_rax_x86_64:
499 m_context.Rax = reg_value.GetAsUInt64();
500 break;
501 case lldb_rbx_x86_64:
502 m_context.Rbx = reg_value.GetAsUInt64();
503 break;
504 case lldb_rcx_x86_64:
505 m_context.Rcx = reg_value.GetAsUInt64();
506 break;
507 case lldb_rdx_x86_64:
508 m_context.Rdx = reg_value.GetAsUInt64();
509 break;
510 case lldb_rdi_x86_64:
511 m_context.Rdi = reg_value.GetAsUInt64();
512 break;
513 case lldb_rsi_x86_64:
514 m_context.Rsi = reg_value.GetAsUInt64();
515 break;
516 case lldb_r8_x86_64:
517 m_context.R8 = reg_value.GetAsUInt64();
518 break;
519 case lldb_r9_x86_64:
520 m_context.R9 = reg_value.GetAsUInt64();
521 break;
522 case lldb_r10_x86_64:
523 m_context.R10 = reg_value.GetAsUInt64();
524 break;
525 case lldb_r11_x86_64:
526 m_context.R11 = reg_value.GetAsUInt64();
527 break;
528 case lldb_r12_x86_64:
529 m_context.R12 = reg_value.GetAsUInt64();
530 break;
531 case lldb_r13_x86_64:
532 m_context.R13 = reg_value.GetAsUInt64();
533 break;
534 case lldb_r14_x86_64:
535 m_context.R14 = reg_value.GetAsUInt64();
536 break;
537 case lldb_r15_x86_64:
538 m_context.R15 = reg_value.GetAsUInt64();
539 break;
540 case lldb_rbp_x86_64:
541 m_context.Rbp = reg_value.GetAsUInt64();
542 break;
543 case lldb_rsp_x86_64:
544 m_context.Rsp = reg_value.GetAsUInt64();
545 break;
546 case lldb_rip_x86_64:
547 m_context.Rip = reg_value.GetAsUInt64();
548 break;
549 case lldb_rflags_x86_64:
550 m_context.EFlags = reg_value.GetAsUInt64();
551 break;
552 case lldb_xmm0_x86_64:
553 memcpy(&m_context.Xmm0, reg_value.GetBytes(), 16);
554 break;
555 case lldb_xmm1_x86_64:
556 memcpy(&m_context.Xmm1, reg_value.GetBytes(), 16);
557 break;
558 case lldb_xmm2_x86_64:
559 memcpy(&m_context.Xmm2, reg_value.GetBytes(), 16);
560 break;
561 case lldb_xmm3_x86_64:
562 memcpy(&m_context.Xmm3, reg_value.GetBytes(), 16);
563 break;
564 case lldb_xmm4_x86_64:
565 memcpy(&m_context.Xmm4, reg_value.GetBytes(), 16);
566 break;
567 case lldb_xmm5_x86_64:
568 memcpy(&m_context.Xmm5, reg_value.GetBytes(), 16);
569 break;
570 case lldb_xmm6_x86_64:
571 memcpy(&m_context.Xmm6, reg_value.GetBytes(), 16);
572 break;
573 case lldb_xmm7_x86_64:
574 memcpy(&m_context.Xmm7, reg_value.GetBytes(), 16);
575 break;
576 case lldb_xmm8_x86_64:
577 memcpy(&m_context.Xmm8, reg_value.GetBytes(), 16);
578 break;
579 case lldb_xmm9_x86_64:
580 memcpy(&m_context.Xmm9, reg_value.GetBytes(), 16);
581 break;
582 case lldb_xmm10_x86_64:
583 memcpy(&m_context.Xmm10, reg_value.GetBytes(), 16);
584 break;
585 case lldb_xmm11_x86_64:
586 memcpy(&m_context.Xmm11, reg_value.GetBytes(), 16);
587 break;
588 case lldb_xmm12_x86_64:
589 memcpy(&m_context.Xmm12, reg_value.GetBytes(), 16);
590 break;
591 case lldb_xmm13_x86_64:
592 memcpy(&m_context.Xmm13, reg_value.GetBytes(), 16);
593 break;
594 case lldb_xmm14_x86_64:
595 memcpy(&m_context.Xmm14, reg_value.GetBytes(), 16);
596 break;
597 case lldb_xmm15_x86_64:
598 memcpy(&m_context.Xmm15, reg_value.GetBytes(), 16);
599 break;
600 }
601
602 // Physically update the registers in the target process.
603 return ApplyAllRegisterValues();
604}
605
606#endif // defined(__x86_64__) || defined(_M_X64)
607

source code of lldb/source/Plugins/Process/Windows/Common/x64/RegisterContextWindows_x64.cpp