| //===-- NativeRegisterContextWindows_arm64.cpp ----------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #if defined(__aarch64__) || defined(_M_ARM64) |
| |
| #include "NativeRegisterContextWindows_arm64.h" |
| #include "NativeThreadWindows.h" |
| #include "Plugins/Process/Utility/RegisterInfoPOSIX_arm64.h" |
| #include "ProcessWindowsLog.h" |
| #include "lldb/Host/HostInfo.h" |
| #include "lldb/Host/HostThread.h" |
| #include "lldb/Host/windows/HostThreadWindows.h" |
| #include "lldb/Host/windows/windows.h" |
| |
| #include "lldb/Utility/Log.h" |
| #include "lldb/Utility/RegisterValue.h" |
| #include "llvm/ADT/STLExtras.h" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| #define REG_CONTEXT_SIZE sizeof(::CONTEXT) |
| |
| namespace { |
| static const uint32_t g_gpr_regnums_arm64[] = { |
| gpr_x0_arm64, gpr_x1_arm64, gpr_x2_arm64, gpr_x3_arm64, |
| gpr_x4_arm64, gpr_x5_arm64, gpr_x6_arm64, gpr_x7_arm64, |
| gpr_x8_arm64, gpr_x9_arm64, gpr_x10_arm64, gpr_x11_arm64, |
| gpr_x12_arm64, gpr_x13_arm64, gpr_x14_arm64, gpr_x15_arm64, |
| gpr_x16_arm64, gpr_x17_arm64, gpr_x18_arm64, gpr_x19_arm64, |
| gpr_x20_arm64, gpr_x21_arm64, gpr_x22_arm64, gpr_x23_arm64, |
| gpr_x24_arm64, gpr_x25_arm64, gpr_x26_arm64, gpr_x27_arm64, |
| gpr_x28_arm64, gpr_fp_arm64, gpr_lr_arm64, gpr_sp_arm64, |
| gpr_pc_arm64, gpr_cpsr_arm64, gpr_w0_arm64, gpr_w1_arm64, |
| gpr_w2_arm64, gpr_w3_arm64, gpr_w4_arm64, gpr_w5_arm64, |
| gpr_w6_arm64, gpr_w7_arm64, gpr_w8_arm64, gpr_w9_arm64, |
| gpr_w10_arm64, gpr_w11_arm64, gpr_w12_arm64, gpr_w13_arm64, |
| gpr_w14_arm64, gpr_w15_arm64, gpr_w16_arm64, gpr_w17_arm64, |
| gpr_w18_arm64, gpr_w19_arm64, gpr_w20_arm64, gpr_w21_arm64, |
| gpr_w22_arm64, gpr_w23_arm64, gpr_w24_arm64, gpr_w25_arm64, |
| gpr_w26_arm64, gpr_w27_arm64, gpr_w28_arm64, |
| LLDB_INVALID_REGNUM // Register set must be terminated with this flag |
| }; |
| static_assert(((sizeof g_gpr_regnums_arm64 / sizeof g_gpr_regnums_arm64[0]) - |
| 1) == k_num_gpr_registers_arm64, |
| "g_gpr_regnums_arm64 has wrong number of register infos"); |
| |
| static const uint32_t g_fpr_regnums_arm64[] = { |
| fpu_v0_arm64, fpu_v1_arm64, fpu_v2_arm64, fpu_v3_arm64, |
| fpu_v4_arm64, fpu_v5_arm64, fpu_v6_arm64, fpu_v7_arm64, |
| fpu_v8_arm64, fpu_v9_arm64, fpu_v10_arm64, fpu_v11_arm64, |
| fpu_v12_arm64, fpu_v13_arm64, fpu_v14_arm64, fpu_v15_arm64, |
| fpu_v16_arm64, fpu_v17_arm64, fpu_v18_arm64, fpu_v19_arm64, |
| fpu_v20_arm64, fpu_v21_arm64, fpu_v22_arm64, fpu_v23_arm64, |
| fpu_v24_arm64, fpu_v25_arm64, fpu_v26_arm64, fpu_v27_arm64, |
| fpu_v28_arm64, fpu_v29_arm64, fpu_v30_arm64, fpu_v31_arm64, |
| fpu_s0_arm64, fpu_s1_arm64, fpu_s2_arm64, fpu_s3_arm64, |
| fpu_s4_arm64, fpu_s5_arm64, fpu_s6_arm64, fpu_s7_arm64, |
| fpu_s8_arm64, fpu_s9_arm64, fpu_s10_arm64, fpu_s11_arm64, |
| fpu_s12_arm64, fpu_s13_arm64, fpu_s14_arm64, fpu_s15_arm64, |
| fpu_s16_arm64, fpu_s17_arm64, fpu_s18_arm64, fpu_s19_arm64, |
| fpu_s20_arm64, fpu_s21_arm64, fpu_s22_arm64, fpu_s23_arm64, |
| fpu_s24_arm64, fpu_s25_arm64, fpu_s26_arm64, fpu_s27_arm64, |
| fpu_s28_arm64, fpu_s29_arm64, fpu_s30_arm64, fpu_s31_arm64, |
| |
| fpu_d0_arm64, fpu_d1_arm64, fpu_d2_arm64, fpu_d3_arm64, |
| fpu_d4_arm64, fpu_d5_arm64, fpu_d6_arm64, fpu_d7_arm64, |
| fpu_d8_arm64, fpu_d9_arm64, fpu_d10_arm64, fpu_d11_arm64, |
| fpu_d12_arm64, fpu_d13_arm64, fpu_d14_arm64, fpu_d15_arm64, |
| fpu_d16_arm64, fpu_d17_arm64, fpu_d18_arm64, fpu_d19_arm64, |
| fpu_d20_arm64, fpu_d21_arm64, fpu_d22_arm64, fpu_d23_arm64, |
| fpu_d24_arm64, fpu_d25_arm64, fpu_d26_arm64, fpu_d27_arm64, |
| fpu_d28_arm64, fpu_d29_arm64, fpu_d30_arm64, fpu_d31_arm64, |
| fpu_fpsr_arm64, fpu_fpcr_arm64, |
| LLDB_INVALID_REGNUM // Register set must be terminated with this flag |
| }; |
| static_assert(((sizeof g_fpr_regnums_arm64 / sizeof g_fpr_regnums_arm64[0]) - |
| 1) == k_num_fpr_registers_arm64, |
| "g_fpu_regnums_arm64 has wrong number of register infos"); |
| |
| static const RegisterSet g_reg_sets_arm64[] = { |
| {"General Purpose Registers", "gpr", |
| llvm::array_lengthof(g_gpr_regnums_arm64) - 1, g_gpr_regnums_arm64}, |
| {"Floating Point Registers", "fpr", |
| llvm::array_lengthof(g_fpr_regnums_arm64) - 1, g_fpr_regnums_arm64}, |
| }; |
| |
| enum { k_num_register_sets = 2 }; |
| |
| } // namespace |
| |
| static RegisterInfoInterface * |
| CreateRegisterInfoInterface(const ArchSpec &target_arch) { |
| assert((HostInfo::GetArchitecture().GetAddressByteSize() == 8) && |
| "Register setting path assumes this is a 64-bit host"); |
| return new RegisterInfoPOSIX_arm64(target_arch); |
| } |
| |
| static Status GetThreadContextHelper(lldb::thread_t thread_handle, |
| PCONTEXT context_ptr, |
| const DWORD control_flag) { |
| Log *log = ProcessWindowsLog::GetLogIfAny(WINDOWS_LOG_REGISTERS); |
| Status error; |
| |
| memset(context_ptr, 0, sizeof(::CONTEXT)); |
| context_ptr->ContextFlags = control_flag; |
| if (!::GetThreadContext(thread_handle, context_ptr)) { |
| error.SetError(GetLastError(), eErrorTypeWin32); |
| LLDB_LOG(log, "{0} GetThreadContext failed with error {1}", __FUNCTION__, |
| error); |
| return error; |
| } |
| return Status(); |
| } |
| |
| static Status SetThreadContextHelper(lldb::thread_t thread_handle, |
| PCONTEXT context_ptr) { |
| Log *log = ProcessWindowsLog::GetLogIfAny(WINDOWS_LOG_REGISTERS); |
| Status error; |
| // It's assumed that the thread has stopped. |
| if (!::SetThreadContext(thread_handle, context_ptr)) { |
| error.SetError(GetLastError(), eErrorTypeWin32); |
| LLDB_LOG(log, "{0} SetThreadContext failed with error {1}", __FUNCTION__, |
| error); |
| return error; |
| } |
| return Status(); |
| } |
| |
| std::unique_ptr<NativeRegisterContextWindows> |
| NativeRegisterContextWindows::CreateHostNativeRegisterContextWindows( |
| const ArchSpec &target_arch, NativeThreadProtocol &native_thread) { |
| // Register context for a native 64-bit application. |
| return std::make_unique<NativeRegisterContextWindows_arm64>(target_arch, |
| native_thread); |
| } |
| |
| NativeRegisterContextWindows_arm64::NativeRegisterContextWindows_arm64( |
| const ArchSpec &target_arch, NativeThreadProtocol &native_thread) |
| : NativeRegisterContextWindows(native_thread, |
| CreateRegisterInfoInterface(target_arch)) {} |
| |
| bool NativeRegisterContextWindows_arm64::IsGPR(uint32_t reg_index) const { |
| return (reg_index >= k_first_gpr_arm64 && reg_index <= k_last_gpr_arm64); |
| } |
| |
| bool NativeRegisterContextWindows_arm64::IsFPR(uint32_t reg_index) const { |
| return (reg_index >= k_first_fpr_arm64 && reg_index <= k_last_fpr_arm64); |
| } |
| |
| uint32_t NativeRegisterContextWindows_arm64::GetRegisterSetCount() const { |
| return k_num_register_sets; |
| } |
| |
| const RegisterSet * |
| NativeRegisterContextWindows_arm64::GetRegisterSet(uint32_t set_index) const { |
| if (set_index >= k_num_register_sets) |
| return nullptr; |
| return &g_reg_sets_arm64[set_index]; |
| } |
| |
| Status NativeRegisterContextWindows_arm64::GPRRead(const uint32_t reg, |
| RegisterValue ®_value) { |
| ::CONTEXT tls_context; |
| DWORD context_flag = CONTEXT_CONTROL | CONTEXT_INTEGER; |
| Status error = |
| GetThreadContextHelper(GetThreadHandle(), &tls_context, context_flag); |
| if (error.Fail()) |
| return error; |
| |
| switch (reg) { |
| case gpr_x0_arm64: |
| case gpr_x1_arm64: |
| case gpr_x2_arm64: |
| case gpr_x3_arm64: |
| case gpr_x4_arm64: |
| case gpr_x5_arm64: |
| case gpr_x6_arm64: |
| case gpr_x7_arm64: |
| case gpr_x8_arm64: |
| case gpr_x9_arm64: |
| case gpr_x10_arm64: |
| case gpr_x11_arm64: |
| case gpr_x12_arm64: |
| case gpr_x13_arm64: |
| case gpr_x14_arm64: |
| case gpr_x15_arm64: |
| case gpr_x16_arm64: |
| case gpr_x17_arm64: |
| case gpr_x18_arm64: |
| case gpr_x19_arm64: |
| case gpr_x20_arm64: |
| case gpr_x21_arm64: |
| case gpr_x22_arm64: |
| case gpr_x23_arm64: |
| case gpr_x24_arm64: |
| case gpr_x25_arm64: |
| case gpr_x26_arm64: |
| case gpr_x27_arm64: |
| case gpr_x28_arm64: |
| reg_value.SetUInt64(tls_context.X[reg - gpr_x0_arm64]); |
| break; |
| |
| case gpr_fp_arm64: |
| reg_value.SetUInt64(tls_context.Fp); |
| break; |
| case gpr_sp_arm64: |
| reg_value.SetUInt64(tls_context.Sp); |
| break; |
| case gpr_lr_arm64: |
| reg_value.SetUInt64(tls_context.Lr); |
| break; |
| case gpr_pc_arm64: |
| reg_value.SetUInt64(tls_context.Pc); |
| break; |
| case gpr_cpsr_arm64: |
| reg_value.SetUInt64(tls_context.Cpsr); |
| break; |
| |
| case gpr_w0_arm64: |
| case gpr_w1_arm64: |
| case gpr_w2_arm64: |
| case gpr_w3_arm64: |
| case gpr_w4_arm64: |
| case gpr_w5_arm64: |
| case gpr_w6_arm64: |
| case gpr_w7_arm64: |
| case gpr_w8_arm64: |
| case gpr_w9_arm64: |
| case gpr_w10_arm64: |
| case gpr_w11_arm64: |
| case gpr_w12_arm64: |
| case gpr_w13_arm64: |
| case gpr_w14_arm64: |
| case gpr_w15_arm64: |
| case gpr_w16_arm64: |
| case gpr_w17_arm64: |
| case gpr_w18_arm64: |
| case gpr_w19_arm64: |
| case gpr_w20_arm64: |
| case gpr_w21_arm64: |
| case gpr_w22_arm64: |
| case gpr_w23_arm64: |
| case gpr_w24_arm64: |
| case gpr_w25_arm64: |
| case gpr_w26_arm64: |
| case gpr_w27_arm64: |
| case gpr_w28_arm64: |
| reg_value.SetUInt32( |
| static_cast<uint32_t>(tls_context.X[reg - gpr_w0_arm64] & 0xffffffff)); |
| break; |
| } |
| |
| return error; |
| } |
| |
| Status |
| NativeRegisterContextWindows_arm64::GPRWrite(const uint32_t reg, |
| const RegisterValue ®_value) { |
| ::CONTEXT tls_context; |
| DWORD context_flag = CONTEXT_CONTROL | CONTEXT_INTEGER; |
| auto thread_handle = GetThreadHandle(); |
| Status error = |
| GetThreadContextHelper(thread_handle, &tls_context, context_flag); |
| if (error.Fail()) |
| return error; |
| |
| switch (reg) { |
| case gpr_x0_arm64: |
| case gpr_x1_arm64: |
| case gpr_x2_arm64: |
| case gpr_x3_arm64: |
| case gpr_x4_arm64: |
| case gpr_x5_arm64: |
| case gpr_x6_arm64: |
| case gpr_x7_arm64: |
| case gpr_x8_arm64: |
| case gpr_x9_arm64: |
| case gpr_x10_arm64: |
| case gpr_x11_arm64: |
| case gpr_x12_arm64: |
| case gpr_x13_arm64: |
| case gpr_x14_arm64: |
| case gpr_x15_arm64: |
| case gpr_x16_arm64: |
| case gpr_x17_arm64: |
| case gpr_x18_arm64: |
| case gpr_x19_arm64: |
| case gpr_x20_arm64: |
| case gpr_x21_arm64: |
| case gpr_x22_arm64: |
| case gpr_x23_arm64: |
| case gpr_x24_arm64: |
| case gpr_x25_arm64: |
| case gpr_x26_arm64: |
| case gpr_x27_arm64: |
| case gpr_x28_arm64: |
| tls_context.X[reg - gpr_x0_arm64] = reg_value.GetAsUInt64(); |
| break; |
| |
| case gpr_fp_arm64: |
| tls_context.Fp = reg_value.GetAsUInt64(); |
| break; |
| case gpr_sp_arm64: |
| tls_context.Sp = reg_value.GetAsUInt64(); |
| break; |
| case gpr_lr_arm64: |
| tls_context.Lr = reg_value.GetAsUInt64(); |
| break; |
| case gpr_pc_arm64: |
| tls_context.Pc = reg_value.GetAsUInt64(); |
| break; |
| case gpr_cpsr_arm64: |
| tls_context.Cpsr = reg_value.GetAsUInt64(); |
| break; |
| |
| case gpr_w0_arm64: |
| case gpr_w1_arm64: |
| case gpr_w2_arm64: |
| case gpr_w3_arm64: |
| case gpr_w4_arm64: |
| case gpr_w5_arm64: |
| case gpr_w6_arm64: |
| case gpr_w7_arm64: |
| case gpr_w8_arm64: |
| case gpr_w9_arm64: |
| case gpr_w10_arm64: |
| case gpr_w11_arm64: |
| case gpr_w12_arm64: |
| case gpr_w13_arm64: |
| case gpr_w14_arm64: |
| case gpr_w15_arm64: |
| case gpr_w16_arm64: |
| case gpr_w17_arm64: |
| case gpr_w18_arm64: |
| case gpr_w19_arm64: |
| case gpr_w20_arm64: |
| case gpr_w21_arm64: |
| case gpr_w22_arm64: |
| case gpr_w23_arm64: |
| case gpr_w24_arm64: |
| case gpr_w25_arm64: |
| case gpr_w26_arm64: |
| case gpr_w27_arm64: |
| case gpr_w28_arm64: |
| tls_context.X[reg - gpr_w0_arm64] = reg_value.GetAsUInt32(); |
| break; |
| } |
| |
| return SetThreadContextHelper(thread_handle, &tls_context); |
| } |
| |
| Status NativeRegisterContextWindows_arm64::FPRRead(const uint32_t reg, |
| RegisterValue ®_value) { |
| ::CONTEXT tls_context; |
| DWORD context_flag = CONTEXT_CONTROL | CONTEXT_FLOATING_POINT; |
| Status error = |
| GetThreadContextHelper(GetThreadHandle(), &tls_context, context_flag); |
| if (error.Fail()) |
| return error; |
| |
| switch (reg) { |
| case fpu_v0_arm64: |
| case fpu_v1_arm64: |
| case fpu_v2_arm64: |
| case fpu_v3_arm64: |
| case fpu_v4_arm64: |
| case fpu_v5_arm64: |
| case fpu_v6_arm64: |
| case fpu_v7_arm64: |
| case fpu_v8_arm64: |
| case fpu_v9_arm64: |
| case fpu_v10_arm64: |
| case fpu_v11_arm64: |
| case fpu_v12_arm64: |
| case fpu_v13_arm64: |
| case fpu_v14_arm64: |
| case fpu_v15_arm64: |
| case fpu_v16_arm64: |
| case fpu_v17_arm64: |
| case fpu_v18_arm64: |
| case fpu_v19_arm64: |
| case fpu_v20_arm64: |
| case fpu_v21_arm64: |
| case fpu_v22_arm64: |
| case fpu_v23_arm64: |
| case fpu_v24_arm64: |
| case fpu_v25_arm64: |
| case fpu_v26_arm64: |
| case fpu_v27_arm64: |
| case fpu_v28_arm64: |
| case fpu_v29_arm64: |
| case fpu_v30_arm64: |
| case fpu_v31_arm64: |
| reg_value.SetBytes(tls_context.V[reg - fpu_v0_arm64].B, 16, |
| endian::InlHostByteOrder()); |
| break; |
| |
| case fpu_s0_arm64: |
| case fpu_s1_arm64: |
| case fpu_s2_arm64: |
| case fpu_s3_arm64: |
| case fpu_s4_arm64: |
| case fpu_s5_arm64: |
| case fpu_s6_arm64: |
| case fpu_s7_arm64: |
| case fpu_s8_arm64: |
| case fpu_s9_arm64: |
| case fpu_s10_arm64: |
| case fpu_s11_arm64: |
| case fpu_s12_arm64: |
| case fpu_s13_arm64: |
| case fpu_s14_arm64: |
| case fpu_s15_arm64: |
| case fpu_s16_arm64: |
| case fpu_s17_arm64: |
| case fpu_s18_arm64: |
| case fpu_s19_arm64: |
| case fpu_s20_arm64: |
| case fpu_s21_arm64: |
| case fpu_s22_arm64: |
| case fpu_s23_arm64: |
| case fpu_s24_arm64: |
| case fpu_s25_arm64: |
| case fpu_s26_arm64: |
| case fpu_s27_arm64: |
| case fpu_s28_arm64: |
| case fpu_s29_arm64: |
| case fpu_s30_arm64: |
| case fpu_s31_arm64: |
| reg_value.SetFloat(tls_context.V[reg - fpu_s0_arm64].S[0]); |
| break; |
| |
| case fpu_d0_arm64: |
| case fpu_d1_arm64: |
| case fpu_d2_arm64: |
| case fpu_d3_arm64: |
| case fpu_d4_arm64: |
| case fpu_d5_arm64: |
| case fpu_d6_arm64: |
| case fpu_d7_arm64: |
| case fpu_d8_arm64: |
| case fpu_d9_arm64: |
| case fpu_d10_arm64: |
| case fpu_d11_arm64: |
| case fpu_d12_arm64: |
| case fpu_d13_arm64: |
| case fpu_d14_arm64: |
| case fpu_d15_arm64: |
| case fpu_d16_arm64: |
| case fpu_d17_arm64: |
| case fpu_d18_arm64: |
| case fpu_d19_arm64: |
| case fpu_d20_arm64: |
| case fpu_d21_arm64: |
| case fpu_d22_arm64: |
| case fpu_d23_arm64: |
| case fpu_d24_arm64: |
| case fpu_d25_arm64: |
| case fpu_d26_arm64: |
| case fpu_d27_arm64: |
| case fpu_d28_arm64: |
| case fpu_d29_arm64: |
| case fpu_d30_arm64: |
| case fpu_d31_arm64: |
| reg_value.SetDouble(tls_context.V[reg - fpu_d0_arm64].D[0]); |
| break; |
| |
| case fpu_fpsr_arm64: |
| reg_value.SetUInt32(tls_context.Fpsr); |
| break; |
| |
| case fpu_fpcr_arm64: |
| reg_value.SetUInt32(tls_context.Fpcr); |
| break; |
| } |
| |
| return error; |
| } |
| |
| Status |
| NativeRegisterContextWindows_arm64::FPRWrite(const uint32_t reg, |
| const RegisterValue ®_value) { |
| ::CONTEXT tls_context; |
| DWORD context_flag = CONTEXT_CONTROL | CONTEXT_FLOATING_POINT; |
| auto thread_handle = GetThreadHandle(); |
| Status error = |
| GetThreadContextHelper(thread_handle, &tls_context, context_flag); |
| if (error.Fail()) |
| return error; |
| |
| switch (reg) { |
| case fpu_v0_arm64: |
| case fpu_v1_arm64: |
| case fpu_v2_arm64: |
| case fpu_v3_arm64: |
| case fpu_v4_arm64: |
| case fpu_v5_arm64: |
| case fpu_v6_arm64: |
| case fpu_v7_arm64: |
| case fpu_v8_arm64: |
| case fpu_v9_arm64: |
| case fpu_v10_arm64: |
| case fpu_v11_arm64: |
| case fpu_v12_arm64: |
| case fpu_v13_arm64: |
| case fpu_v14_arm64: |
| case fpu_v15_arm64: |
| case fpu_v16_arm64: |
| case fpu_v17_arm64: |
| case fpu_v18_arm64: |
| case fpu_v19_arm64: |
| case fpu_v20_arm64: |
| case fpu_v21_arm64: |
| case fpu_v22_arm64: |
| case fpu_v23_arm64: |
| case fpu_v24_arm64: |
| case fpu_v25_arm64: |
| case fpu_v26_arm64: |
| case fpu_v27_arm64: |
| case fpu_v28_arm64: |
| case fpu_v29_arm64: |
| case fpu_v30_arm64: |
| case fpu_v31_arm64: |
| memcpy(tls_context.V[reg - fpu_v0_arm64].B, reg_value.GetBytes(), 16); |
| break; |
| |
| case fpu_s0_arm64: |
| case fpu_s1_arm64: |
| case fpu_s2_arm64: |
| case fpu_s3_arm64: |
| case fpu_s4_arm64: |
| case fpu_s5_arm64: |
| case fpu_s6_arm64: |
| case fpu_s7_arm64: |
| case fpu_s8_arm64: |
| case fpu_s9_arm64: |
| case fpu_s10_arm64: |
| case fpu_s11_arm64: |
| case fpu_s12_arm64: |
| case fpu_s13_arm64: |
| case fpu_s14_arm64: |
| case fpu_s15_arm64: |
| case fpu_s16_arm64: |
| case fpu_s17_arm64: |
| case fpu_s18_arm64: |
| case fpu_s19_arm64: |
| case fpu_s20_arm64: |
| case fpu_s21_arm64: |
| case fpu_s22_arm64: |
| case fpu_s23_arm64: |
| case fpu_s24_arm64: |
| case fpu_s25_arm64: |
| case fpu_s26_arm64: |
| case fpu_s27_arm64: |
| case fpu_s28_arm64: |
| case fpu_s29_arm64: |
| case fpu_s30_arm64: |
| case fpu_s31_arm64: |
| tls_context.V[reg - fpu_s0_arm64].S[0] = reg_value.GetAsFloat(); |
| break; |
| |
| case fpu_d0_arm64: |
| case fpu_d1_arm64: |
| case fpu_d2_arm64: |
| case fpu_d3_arm64: |
| case fpu_d4_arm64: |
| case fpu_d5_arm64: |
| case fpu_d6_arm64: |
| case fpu_d7_arm64: |
| case fpu_d8_arm64: |
| case fpu_d9_arm64: |
| case fpu_d10_arm64: |
| case fpu_d11_arm64: |
| case fpu_d12_arm64: |
| case fpu_d13_arm64: |
| case fpu_d14_arm64: |
| case fpu_d15_arm64: |
| case fpu_d16_arm64: |
| case fpu_d17_arm64: |
| case fpu_d18_arm64: |
| case fpu_d19_arm64: |
| case fpu_d20_arm64: |
| case fpu_d21_arm64: |
| case fpu_d22_arm64: |
| case fpu_d23_arm64: |
| case fpu_d24_arm64: |
| case fpu_d25_arm64: |
| case fpu_d26_arm64: |
| case fpu_d27_arm64: |
| case fpu_d28_arm64: |
| case fpu_d29_arm64: |
| case fpu_d30_arm64: |
| case fpu_d31_arm64: |
| tls_context.V[reg - fpu_d0_arm64].D[0] = reg_value.GetAsDouble(); |
| break; |
| |
| case fpu_fpsr_arm64: |
| tls_context.Fpsr = reg_value.GetAsUInt32(); |
| break; |
| |
| case fpu_fpcr_arm64: |
| tls_context.Fpcr = reg_value.GetAsUInt32(); |
| break; |
| } |
| |
| return SetThreadContextHelper(thread_handle, &tls_context); |
| } |
| |
| Status |
| NativeRegisterContextWindows_arm64::ReadRegister(const RegisterInfo *reg_info, |
| RegisterValue ®_value) { |
| Status error; |
| if (!reg_info) { |
| error.SetErrorString("reg_info NULL"); |
| return error; |
| } |
| |
| const uint32_t reg = reg_info->kinds[lldb::eRegisterKindLLDB]; |
| if (reg == LLDB_INVALID_REGNUM) { |
| // This is likely an internal register for lldb use only and should not be |
| // directly queried. |
| error.SetErrorStringWithFormat("register \"%s\" is an internal-only lldb " |
| "register, cannot read directly", |
| reg_info->name); |
| return error; |
| } |
| |
| if (IsGPR(reg)) |
| return GPRRead(reg, reg_value); |
| |
| if (IsFPR(reg)) |
| return FPRRead(reg, reg_value); |
| |
| return Status("unimplemented"); |
| } |
| |
| Status NativeRegisterContextWindows_arm64::WriteRegister( |
| const RegisterInfo *reg_info, const RegisterValue ®_value) { |
| Status error; |
| |
| if (!reg_info) { |
| error.SetErrorString("reg_info NULL"); |
| return error; |
| } |
| |
| const uint32_t reg = reg_info->kinds[lldb::eRegisterKindLLDB]; |
| if (reg == LLDB_INVALID_REGNUM) { |
| // This is likely an internal register for lldb use only and should not be |
| // directly written. |
| error.SetErrorStringWithFormat("register \"%s\" is an internal-only lldb " |
| "register, cannot write directly", |
| reg_info->name); |
| return error; |
| } |
| |
| if (IsGPR(reg)) |
| return GPRWrite(reg, reg_value); |
| |
| if (IsFPR(reg)) |
| return FPRWrite(reg, reg_value); |
| |
| return Status("unimplemented"); |
| } |
| |
| Status NativeRegisterContextWindows_arm64::ReadAllRegisterValues( |
| lldb::DataBufferSP &data_sp) { |
| const size_t data_size = REG_CONTEXT_SIZE; |
| data_sp = std::make_shared<DataBufferHeap>(data_size, 0); |
| ::CONTEXT tls_context; |
| Status error = |
| GetThreadContextHelper(GetThreadHandle(), &tls_context, CONTEXT_ALL); |
| if (error.Fail()) |
| return error; |
| |
| uint8_t *dst = data_sp->GetBytes(); |
| ::memcpy(dst, &tls_context, data_size); |
| return error; |
| } |
| |
| Status NativeRegisterContextWindows_arm64::WriteAllRegisterValues( |
| const lldb::DataBufferSP &data_sp) { |
| Status error; |
| const size_t data_size = REG_CONTEXT_SIZE; |
| if (!data_sp) { |
| error.SetErrorStringWithFormat( |
| "NativeRegisterContextWindows_arm64::%s invalid data_sp provided", |
| __FUNCTION__); |
| return error; |
| } |
| |
| if (data_sp->GetByteSize() != data_size) { |
| error.SetErrorStringWithFormatv( |
| "data_sp contained mismatched data size, expected {0}, actual {1}", |
| data_size, data_sp->GetByteSize()); |
| return error; |
| } |
| |
| ::CONTEXT tls_context; |
| memcpy(&tls_context, data_sp->GetBytes(), data_size); |
| return SetThreadContextHelper(GetThreadHandle(), &tls_context); |
| } |
| |
| Status NativeRegisterContextWindows_arm64::IsWatchpointHit(uint32_t wp_index, |
| bool &is_hit) { |
| return Status("unimplemented"); |
| } |
| |
| Status NativeRegisterContextWindows_arm64::GetWatchpointHitIndex( |
| uint32_t &wp_index, lldb::addr_t trap_addr) { |
| return Status("unimplemented"); |
| } |
| |
| Status NativeRegisterContextWindows_arm64::IsWatchpointVacant(uint32_t wp_index, |
| bool &is_vacant) { |
| return Status("unimplemented"); |
| } |
| |
| Status NativeRegisterContextWindows_arm64::SetHardwareWatchpointWithIndex( |
| lldb::addr_t addr, size_t size, uint32_t watch_flags, uint32_t wp_index) { |
| return Status("unimplemented"); |
| } |
| |
| bool NativeRegisterContextWindows_arm64::ClearHardwareWatchpoint( |
| uint32_t wp_index) { |
| return false; |
| } |
| |
| Status NativeRegisterContextWindows_arm64::ClearAllHardwareWatchpoints() { |
| return Status("unimplemented"); |
| } |
| |
| uint32_t NativeRegisterContextWindows_arm64::SetHardwareWatchpoint( |
| lldb::addr_t addr, size_t size, uint32_t watch_flags) { |
| return LLDB_INVALID_INDEX32; |
| } |
| |
| lldb::addr_t |
| NativeRegisterContextWindows_arm64::GetWatchpointAddress(uint32_t wp_index) { |
| return LLDB_INVALID_ADDRESS; |
| } |
| |
| uint32_t NativeRegisterContextWindows_arm64::NumSupportedHardwareWatchpoints() { |
| // Not implemented |
| return 0; |
| } |
| |
| #endif // defined(__aarch64__) || defined(_M_ARM64) |