1 | //===-- RegisterContextLinuxCore_x86_64.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 | #include "RegisterContextLinuxCore_x86_64.h" |
10 | #include "lldb/Target/Thread.h" |
11 | #include "lldb/Utility/DataExtractor.h" |
12 | #include "lldb/Utility/RegisterValue.h" |
13 | |
14 | using namespace lldb_private; |
15 | |
16 | const uint32_t g_gpr_regnums_i386[] = { |
17 | lldb_eax_i386, lldb_ebx_i386, lldb_ecx_i386, lldb_edx_i386, |
18 | lldb_edi_i386, lldb_esi_i386, lldb_ebp_i386, lldb_esp_i386, |
19 | lldb_eip_i386, lldb_eflags_i386, lldb_cs_i386, lldb_fs_i386, |
20 | lldb_gs_i386, lldb_ss_i386, lldb_ds_i386, lldb_es_i386, |
21 | lldb_ax_i386, lldb_bx_i386, lldb_cx_i386, lldb_dx_i386, |
22 | lldb_di_i386, lldb_si_i386, lldb_bp_i386, lldb_sp_i386, |
23 | lldb_ah_i386, lldb_bh_i386, lldb_ch_i386, lldb_dh_i386, |
24 | lldb_al_i386, lldb_bl_i386, lldb_cl_i386, lldb_dl_i386, |
25 | LLDB_INVALID_REGNUM, // Register sets must be terminated with |
26 | // LLDB_INVALID_REGNUM. |
27 | }; |
28 | static_assert((sizeof(g_gpr_regnums_i386) / sizeof(g_gpr_regnums_i386[0])) - |
29 | 1 == |
30 | k_num_gpr_registers_i386, |
31 | "g_gpr_regnums_i386 has wrong number of register infos" ); |
32 | |
33 | const uint32_t g_lldb_regnums_i386[] = { |
34 | lldb_fctrl_i386, lldb_fstat_i386, lldb_ftag_i386, lldb_fop_i386, |
35 | lldb_fiseg_i386, lldb_fioff_i386, lldb_foseg_i386, lldb_fooff_i386, |
36 | lldb_mxcsr_i386, lldb_mxcsrmask_i386, lldb_st0_i386, lldb_st1_i386, |
37 | lldb_st2_i386, lldb_st3_i386, lldb_st4_i386, lldb_st5_i386, |
38 | lldb_st6_i386, lldb_st7_i386, lldb_mm0_i386, lldb_mm1_i386, |
39 | lldb_mm2_i386, lldb_mm3_i386, lldb_mm4_i386, lldb_mm5_i386, |
40 | lldb_mm6_i386, lldb_mm7_i386, lldb_xmm0_i386, lldb_xmm1_i386, |
41 | lldb_xmm2_i386, lldb_xmm3_i386, lldb_xmm4_i386, lldb_xmm5_i386, |
42 | lldb_xmm6_i386, lldb_xmm7_i386, |
43 | LLDB_INVALID_REGNUM // Register sets must be terminated with |
44 | // LLDB_INVALID_REGNUM. |
45 | }; |
46 | static_assert((sizeof(g_lldb_regnums_i386) / sizeof(g_lldb_regnums_i386[0])) - |
47 | 1 == |
48 | k_num_fpr_registers_i386, |
49 | "g_lldb_regnums_i386 has wrong number of register infos" ); |
50 | |
51 | const uint32_t g_avx_regnums_i386[] = { |
52 | lldb_ymm0_i386, lldb_ymm1_i386, lldb_ymm2_i386, lldb_ymm3_i386, |
53 | lldb_ymm4_i386, lldb_ymm5_i386, lldb_ymm6_i386, lldb_ymm7_i386, |
54 | LLDB_INVALID_REGNUM // Register sets must be terminated with |
55 | // LLDB_INVALID_REGNUM. |
56 | }; |
57 | static_assert((sizeof(g_avx_regnums_i386) / sizeof(g_avx_regnums_i386[0])) - |
58 | 1 == |
59 | k_num_avx_registers_i386, |
60 | " g_avx_regnums_i386 has wrong number of register infos" ); |
61 | |
62 | static const uint32_t g_gpr_regnums_x86_64[] = { |
63 | x86_64_with_base::lldb_rax, |
64 | x86_64_with_base::lldb_rbx, |
65 | x86_64_with_base::lldb_rcx, |
66 | x86_64_with_base::lldb_rdx, |
67 | x86_64_with_base::lldb_rdi, |
68 | x86_64_with_base::lldb_rsi, |
69 | x86_64_with_base::lldb_rbp, |
70 | x86_64_with_base::lldb_rsp, |
71 | x86_64_with_base::lldb_r8, |
72 | x86_64_with_base::lldb_r9, |
73 | x86_64_with_base::lldb_r10, |
74 | x86_64_with_base::lldb_r11, |
75 | x86_64_with_base::lldb_r12, |
76 | x86_64_with_base::lldb_r13, |
77 | x86_64_with_base::lldb_r14, |
78 | x86_64_with_base::lldb_r15, |
79 | x86_64_with_base::lldb_rip, |
80 | x86_64_with_base::lldb_rflags, |
81 | x86_64_with_base::lldb_cs, |
82 | x86_64_with_base::lldb_fs, |
83 | x86_64_with_base::lldb_gs, |
84 | x86_64_with_base::lldb_ss, |
85 | x86_64_with_base::lldb_fs_base, |
86 | x86_64_with_base::lldb_gs_base, |
87 | x86_64_with_base::lldb_ds, |
88 | x86_64_with_base::lldb_es, |
89 | x86_64_with_base::lldb_eax, |
90 | x86_64_with_base::lldb_ebx, |
91 | x86_64_with_base::lldb_ecx, |
92 | x86_64_with_base::lldb_edx, |
93 | x86_64_with_base::lldb_edi, |
94 | x86_64_with_base::lldb_esi, |
95 | x86_64_with_base::lldb_ebp, |
96 | x86_64_with_base::lldb_esp, |
97 | x86_64_with_base::lldb_r8d, // Low 32 bits or r8 |
98 | x86_64_with_base::lldb_r9d, // Low 32 bits or r9 |
99 | x86_64_with_base::lldb_r10d, // Low 32 bits or r10 |
100 | x86_64_with_base::lldb_r11d, // Low 32 bits or r11 |
101 | x86_64_with_base::lldb_r12d, // Low 32 bits or r12 |
102 | x86_64_with_base::lldb_r13d, // Low 32 bits or r13 |
103 | x86_64_with_base::lldb_r14d, // Low 32 bits or r14 |
104 | x86_64_with_base::lldb_r15d, // Low 32 bits or r15 |
105 | x86_64_with_base::lldb_ax, |
106 | x86_64_with_base::lldb_bx, |
107 | x86_64_with_base::lldb_cx, |
108 | x86_64_with_base::lldb_dx, |
109 | x86_64_with_base::lldb_di, |
110 | x86_64_with_base::lldb_si, |
111 | x86_64_with_base::lldb_bp, |
112 | x86_64_with_base::lldb_sp, |
113 | x86_64_with_base::lldb_r8w, // Low 16 bits or r8 |
114 | x86_64_with_base::lldb_r9w, // Low 16 bits or r9 |
115 | x86_64_with_base::lldb_r10w, // Low 16 bits or r10 |
116 | x86_64_with_base::lldb_r11w, // Low 16 bits or r11 |
117 | x86_64_with_base::lldb_r12w, // Low 16 bits or r12 |
118 | x86_64_with_base::lldb_r13w, // Low 16 bits or r13 |
119 | x86_64_with_base::lldb_r14w, // Low 16 bits or r14 |
120 | x86_64_with_base::lldb_r15w, // Low 16 bits or r15 |
121 | x86_64_with_base::lldb_ah, |
122 | x86_64_with_base::lldb_bh, |
123 | x86_64_with_base::lldb_ch, |
124 | x86_64_with_base::lldb_dh, |
125 | x86_64_with_base::lldb_al, |
126 | x86_64_with_base::lldb_bl, |
127 | x86_64_with_base::lldb_cl, |
128 | x86_64_with_base::lldb_dl, |
129 | x86_64_with_base::lldb_dil, |
130 | x86_64_with_base::lldb_sil, |
131 | x86_64_with_base::lldb_bpl, |
132 | x86_64_with_base::lldb_spl, |
133 | x86_64_with_base::lldb_r8l, // Low 8 bits or r8 |
134 | x86_64_with_base::lldb_r9l, // Low 8 bits or r9 |
135 | x86_64_with_base::lldb_r10l, // Low 8 bits or r10 |
136 | x86_64_with_base::lldb_r11l, // Low 8 bits or r11 |
137 | x86_64_with_base::lldb_r12l, // Low 8 bits or r12 |
138 | x86_64_with_base::lldb_r13l, // Low 8 bits or r13 |
139 | x86_64_with_base::lldb_r14l, // Low 8 bits or r14 |
140 | x86_64_with_base::lldb_r15l, // Low 8 bits or r15 |
141 | LLDB_INVALID_REGNUM // Register sets must be terminated with |
142 | // LLDB_INVALID_REGNUM. |
143 | }; |
144 | static_assert((sizeof(g_gpr_regnums_x86_64) / sizeof(g_gpr_regnums_x86_64[0])) - |
145 | 1 == |
146 | x86_64_with_base::k_num_gpr_registers, |
147 | "g_gpr_regnums_x86_64 has wrong number of register infos" ); |
148 | |
149 | static const uint32_t g_lldb_regnums_x86_64[] = { |
150 | x86_64_with_base::lldb_fctrl, x86_64_with_base::lldb_fstat, |
151 | x86_64_with_base::lldb_ftag, x86_64_with_base::lldb_fop, |
152 | x86_64_with_base::lldb_fiseg, x86_64_with_base::lldb_fioff, |
153 | x86_64_with_base::lldb_fip, x86_64_with_base::lldb_foseg, |
154 | x86_64_with_base::lldb_fooff, x86_64_with_base::lldb_fdp, |
155 | x86_64_with_base::lldb_mxcsr, x86_64_with_base::lldb_mxcsrmask, |
156 | x86_64_with_base::lldb_st0, x86_64_with_base::lldb_st1, |
157 | x86_64_with_base::lldb_st2, x86_64_with_base::lldb_st3, |
158 | x86_64_with_base::lldb_st4, x86_64_with_base::lldb_st5, |
159 | x86_64_with_base::lldb_st6, x86_64_with_base::lldb_st7, |
160 | x86_64_with_base::lldb_mm0, x86_64_with_base::lldb_mm1, |
161 | x86_64_with_base::lldb_mm2, x86_64_with_base::lldb_mm3, |
162 | x86_64_with_base::lldb_mm4, x86_64_with_base::lldb_mm5, |
163 | x86_64_with_base::lldb_mm6, x86_64_with_base::lldb_mm7, |
164 | x86_64_with_base::lldb_xmm0, x86_64_with_base::lldb_xmm1, |
165 | x86_64_with_base::lldb_xmm2, x86_64_with_base::lldb_xmm3, |
166 | x86_64_with_base::lldb_xmm4, x86_64_with_base::lldb_xmm5, |
167 | x86_64_with_base::lldb_xmm6, x86_64_with_base::lldb_xmm7, |
168 | x86_64_with_base::lldb_xmm8, x86_64_with_base::lldb_xmm9, |
169 | x86_64_with_base::lldb_xmm10, x86_64_with_base::lldb_xmm11, |
170 | x86_64_with_base::lldb_xmm12, x86_64_with_base::lldb_xmm13, |
171 | x86_64_with_base::lldb_xmm14, x86_64_with_base::lldb_xmm15, |
172 | LLDB_INVALID_REGNUM // Register sets must be terminated with |
173 | // LLDB_INVALID_REGNUM. |
174 | }; |
175 | static_assert( |
176 | (sizeof(g_lldb_regnums_x86_64) / sizeof(g_lldb_regnums_x86_64[0])) - 1 == |
177 | x86_64_with_base::k_num_fpr_registers, |
178 | "g_lldb_regnums_x86_64 has wrong number of register infos" ); |
179 | |
180 | static const uint32_t g_avx_regnums_x86_64[] = { |
181 | x86_64_with_base::lldb_ymm0, x86_64_with_base::lldb_ymm1, |
182 | x86_64_with_base::lldb_ymm2, x86_64_with_base::lldb_ymm3, |
183 | x86_64_with_base::lldb_ymm4, x86_64_with_base::lldb_ymm5, |
184 | x86_64_with_base::lldb_ymm6, x86_64_with_base::lldb_ymm7, |
185 | x86_64_with_base::lldb_ymm8, x86_64_with_base::lldb_ymm9, |
186 | x86_64_with_base::lldb_ymm10, x86_64_with_base::lldb_ymm11, |
187 | x86_64_with_base::lldb_ymm12, x86_64_with_base::lldb_ymm13, |
188 | x86_64_with_base::lldb_ymm14, x86_64_with_base::lldb_ymm15, |
189 | LLDB_INVALID_REGNUM // Register sets must be terminated with |
190 | // LLDB_INVALID_REGNUM. |
191 | }; |
192 | static_assert((sizeof(g_avx_regnums_x86_64) / sizeof(g_avx_regnums_x86_64[0])) - |
193 | 1 == |
194 | x86_64_with_base::k_num_avx_registers, |
195 | "g_avx_regnums_x86_64 has wrong number of register infos" ); |
196 | |
197 | static const RegisterSet g_reg_sets_i386[] = { |
198 | {.name: "General Purpose Registers" , .short_name: "gpr" , .num_registers: k_num_gpr_registers_i386, |
199 | .registers: g_gpr_regnums_i386}, |
200 | {.name: "Floating Point Registers" , .short_name: "fpu" , .num_registers: k_num_fpr_registers_i386, |
201 | .registers: g_lldb_regnums_i386}, |
202 | {.name: "Advanced Vector Extensions" , .short_name: "avx" , .num_registers: k_num_avx_registers_i386, |
203 | .registers: g_avx_regnums_i386}}; |
204 | |
205 | static const RegisterSet g_reg_sets_x86_64[] = { |
206 | {.name: "General Purpose Registers" , .short_name: "gpr" , .num_registers: x86_64_with_base::k_num_gpr_registers, |
207 | .registers: g_gpr_regnums_x86_64}, |
208 | {.name: "Floating Point Registers" , .short_name: "fpu" , .num_registers: x86_64_with_base::k_num_fpr_registers, |
209 | .registers: g_lldb_regnums_x86_64}, |
210 | {.name: "Advanced Vector Extensions" , .short_name: "avx" , .num_registers: x86_64_with_base::k_num_avx_registers, |
211 | .registers: g_avx_regnums_x86_64}}; |
212 | |
213 | RegisterContextLinuxCore_x86_64::( |
214 | Thread &thread, RegisterInfoInterface *register_info, |
215 | const DataExtractor &gpregset, llvm::ArrayRef<CoreNote> notes) |
216 | : RegisterContextCorePOSIX_x86_64(thread, register_info, gpregset, notes) {} |
217 | |
218 | const RegisterSet *RegisterContextLinuxCore_x86_64::GetRegisterSet(size_t set) { |
219 | if (IsRegisterSetAvailable(set_index: set)) { |
220 | switch (m_register_info_up->GetTargetArchitecture().GetMachine()) { |
221 | case llvm::Triple::x86: |
222 | return &g_reg_sets_i386[set]; |
223 | case llvm::Triple::x86_64: |
224 | return &g_reg_sets_x86_64[set]; |
225 | default: |
226 | assert(false && "Unhandled target architecture." ); |
227 | return nullptr; |
228 | } |
229 | } |
230 | return nullptr; |
231 | } |
232 | |
233 | RegInfo &RegisterContextLinuxCore_x86_64::GetRegInfo() { |
234 | return GetRegInfoShared( |
235 | arch_type: m_register_info_up->GetTargetArchitecture().GetMachine(), |
236 | /*with_base=*/true); |
237 | } |
238 | |