diff options
Diffstat (limited to 'source/Plugins/Process/Windows/Common/x64/RegisterContextWindows_x64.cpp')
| -rw-r--r-- | source/Plugins/Process/Windows/Common/x64/RegisterContextWindows_x64.cpp | 437 |
1 files changed, 226 insertions, 211 deletions
diff --git a/source/Plugins/Process/Windows/Common/x64/RegisterContextWindows_x64.cpp b/source/Plugins/Process/Windows/Common/x64/RegisterContextWindows_x64.cpp index 3a9c31a0b776..942b4e97c40d 100644 --- a/source/Plugins/Process/Windows/Common/x64/RegisterContextWindows_x64.cpp +++ b/source/Plugins/Process/Windows/Common/x64/RegisterContextWindows_x64.cpp @@ -7,16 +7,16 @@ // //===----------------------------------------------------------------------===// -#include "lldb/lldb-private-types.h" #include "lldb/Core/Error.h" #include "lldb/Core/RegisterValue.h" #include "lldb/Host/windows/HostThreadWindows.h" #include "lldb/Host/windows/windows.h" +#include "lldb/lldb-private-types.h" -#include "lldb-x86-register-enums.h" -#include "RegisterContext_x86.h" #include "RegisterContextWindows_x64.h" +#include "RegisterContext_x86.h" #include "TargetThreadWindows.h" +#include "lldb-x86-register-enums.h" #include "llvm/ADT/STLExtras.h" @@ -26,302 +26,317 @@ using namespace lldb_private; #define DEFINE_GPR(reg, alt) #reg, alt, 8, 0, eEncodingUint, eFormatHexUppercase #define DEFINE_GPR_BIN(reg, alt) #reg, alt, 8, 0, eEncodingUint, eFormatBinary -namespace -{ +namespace { -// This enum defines the layout of the global RegisterInfo array. This is necessary because -// lldb register sets are defined in terms of indices into the register array. As such, the -// order of RegisterInfos defined in global registers array must match the order defined here. -// When defining the register set layouts, these values can appear in an arbitrary order, and that +// This enum defines the layout of the global RegisterInfo array. This is +// necessary because +// lldb register sets are defined in terms of indices into the register array. +// As such, the +// order of RegisterInfos defined in global registers array must match the order +// defined here. +// When defining the register set layouts, these values can appear in an +// arbitrary order, and that // determines the order that register values are displayed in a dump. -enum RegisterIndex -{ - eRegisterIndexRax, - eRegisterIndexRbx, - eRegisterIndexRcx, - eRegisterIndexRdx, - eRegisterIndexRdi, - eRegisterIndexRsi, - eRegisterIndexR8, - eRegisterIndexR9, - eRegisterIndexR10, - eRegisterIndexR11, - eRegisterIndexR12, - eRegisterIndexR13, - eRegisterIndexR14, - eRegisterIndexR15, - eRegisterIndexRbp, - eRegisterIndexRsp, - eRegisterIndexRip, - eRegisterIndexRflags +enum RegisterIndex { + eRegisterIndexRax, + eRegisterIndexRbx, + eRegisterIndexRcx, + eRegisterIndexRdx, + eRegisterIndexRdi, + eRegisterIndexRsi, + eRegisterIndexR8, + eRegisterIndexR9, + eRegisterIndexR10, + eRegisterIndexR11, + eRegisterIndexR12, + eRegisterIndexR13, + eRegisterIndexR14, + eRegisterIndexR15, + eRegisterIndexRbp, + eRegisterIndexRsp, + eRegisterIndexRip, + eRegisterIndexRflags }; // Array of all register information supported by Windows x86 RegisterInfo g_register_infos[] = { - // Macro auto defines most stuff eh_frame DWARF GENERIC + // Macro auto defines most stuff eh_frame DWARF + // GENERIC // GDB LLDB VALUE REGS INVALIDATE REGS - // ================================ ========================= ====================== ========================= + // ================================ ========================= + // ====================== ========================= // =================== ================= ========== =============== {DEFINE_GPR(rax, nullptr), - {dwarf_rax_x86_64, dwarf_rax_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_rax_x86_64}, + {dwarf_rax_x86_64, dwarf_rax_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_rax_x86_64}, nullptr, nullptr}, {DEFINE_GPR(rbx, nullptr), - {dwarf_rbx_x86_64, dwarf_rbx_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_rbx_x86_64}, + {dwarf_rbx_x86_64, dwarf_rbx_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_rbx_x86_64}, nullptr, nullptr}, {DEFINE_GPR(rcx, nullptr), - {dwarf_rcx_x86_64, dwarf_rcx_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_rcx_x86_64}, + {dwarf_rcx_x86_64, dwarf_rcx_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_rcx_x86_64}, nullptr, nullptr}, {DEFINE_GPR(rdx, nullptr), - {dwarf_rdx_x86_64, dwarf_rdx_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_rdx_x86_64}, + {dwarf_rdx_x86_64, dwarf_rdx_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_rdx_x86_64}, nullptr, nullptr}, {DEFINE_GPR(rdi, nullptr), - {dwarf_rdi_x86_64, dwarf_rdi_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_rdi_x86_64}, + {dwarf_rdi_x86_64, dwarf_rdi_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_rdi_x86_64}, nullptr, nullptr}, {DEFINE_GPR(rsi, nullptr), - {dwarf_rsi_x86_64, dwarf_rsi_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_rsi_x86_64}, + {dwarf_rsi_x86_64, dwarf_rsi_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_rsi_x86_64}, nullptr, nullptr}, {DEFINE_GPR(r8, nullptr), - {dwarf_r8_x86_64, dwarf_r8_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_r8_x86_64}, + {dwarf_r8_x86_64, dwarf_r8_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_r8_x86_64}, nullptr, nullptr}, {DEFINE_GPR(r9, nullptr), - {dwarf_r9_x86_64, dwarf_r9_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_r9_x86_64}, + {dwarf_r9_x86_64, dwarf_r9_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_r9_x86_64}, nullptr, nullptr}, {DEFINE_GPR(r10, nullptr), - {dwarf_r10_x86_64, dwarf_r10_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_r10_x86_64}, + {dwarf_r10_x86_64, dwarf_r10_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_r10_x86_64}, nullptr, nullptr}, {DEFINE_GPR(r11, nullptr), - {dwarf_r11_x86_64, dwarf_r11_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_r11_x86_64}, + {dwarf_r11_x86_64, dwarf_r11_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_r11_x86_64}, nullptr, nullptr}, {DEFINE_GPR(r12, nullptr), - {dwarf_r12_x86_64, dwarf_r12_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_r12_x86_64}, + {dwarf_r12_x86_64, dwarf_r12_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_r12_x86_64}, nullptr, nullptr}, {DEFINE_GPR(r13, nullptr), - {dwarf_r13_x86_64, dwarf_r13_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_r13_x86_64}, + {dwarf_r13_x86_64, dwarf_r13_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_r13_x86_64}, nullptr, nullptr}, {DEFINE_GPR(r14, nullptr), - {dwarf_r14_x86_64, dwarf_r14_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_r14_x86_64}, + {dwarf_r14_x86_64, dwarf_r14_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_r14_x86_64}, nullptr, nullptr}, {DEFINE_GPR(r15, nullptr), - {dwarf_r15_x86_64, dwarf_r15_x86_64, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, lldb_r15_x86_64}, + {dwarf_r15_x86_64, dwarf_r15_x86_64, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, lldb_r15_x86_64}, nullptr, nullptr}, {DEFINE_GPR(rbp, "fp"), - {dwarf_rbp_x86_64, dwarf_rbp_x86_64, LLDB_REGNUM_GENERIC_FP, LLDB_INVALID_REGNUM, lldb_rbp_x86_64}, + {dwarf_rbp_x86_64, dwarf_rbp_x86_64, LLDB_REGNUM_GENERIC_FP, + LLDB_INVALID_REGNUM, lldb_rbp_x86_64}, nullptr, nullptr}, {DEFINE_GPR(rsp, "sp"), - {dwarf_rsp_x86_64, dwarf_rsp_x86_64, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM, lldb_rsp_x86_64}, + {dwarf_rsp_x86_64, dwarf_rsp_x86_64, LLDB_REGNUM_GENERIC_SP, + LLDB_INVALID_REGNUM, lldb_rsp_x86_64}, nullptr, nullptr}, {DEFINE_GPR(rip, "pc"), - {dwarf_rip_x86_64, dwarf_rip_x86_64, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM, lldb_rip_x86_64}, + {dwarf_rip_x86_64, dwarf_rip_x86_64, LLDB_REGNUM_GENERIC_PC, + LLDB_INVALID_REGNUM, lldb_rip_x86_64}, nullptr, nullptr}, {DEFINE_GPR_BIN(eflags, "flags"), - {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_REGNUM_GENERIC_FLAGS, LLDB_INVALID_REGNUM, lldb_rflags_x86_64}, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_REGNUM_GENERIC_FLAGS, + LLDB_INVALID_REGNUM, lldb_rflags_x86_64}, nullptr, nullptr}, }; static size_t k_num_register_infos = llvm::array_lengthof(g_register_infos); -// Array of lldb register numbers used to define the set of all General Purpose Registers -uint32_t g_gpr_reg_indices[] = {eRegisterIndexRax, eRegisterIndexRbx, eRegisterIndexRcx, eRegisterIndexRdx, - eRegisterIndexRdi, eRegisterIndexRsi, eRegisterIndexR8, eRegisterIndexR9, - eRegisterIndexR10, eRegisterIndexR11, eRegisterIndexR12, eRegisterIndexR13, - eRegisterIndexR14, eRegisterIndexR15, eRegisterIndexRbp, eRegisterIndexRsp, - eRegisterIndexRip, eRegisterIndexRflags}; +// Array of lldb register numbers used to define the set of all General Purpose +// Registers +uint32_t g_gpr_reg_indices[] = { + eRegisterIndexRax, eRegisterIndexRbx, eRegisterIndexRcx, + eRegisterIndexRdx, eRegisterIndexRdi, eRegisterIndexRsi, + eRegisterIndexR8, eRegisterIndexR9, eRegisterIndexR10, + eRegisterIndexR11, eRegisterIndexR12, eRegisterIndexR13, + eRegisterIndexR14, eRegisterIndexR15, eRegisterIndexRbp, + eRegisterIndexRsp, eRegisterIndexRip, eRegisterIndexRflags}; RegisterSet g_register_sets[] = { - {"General Purpose Registers", "gpr", llvm::array_lengthof(g_gpr_reg_indices), g_gpr_reg_indices}, + {"General Purpose Registers", "gpr", + llvm::array_lengthof(g_gpr_reg_indices), g_gpr_reg_indices}, }; } //------------------------------------------------------------------ // Constructors and Destructors //------------------------------------------------------------------ -RegisterContextWindows_x64::RegisterContextWindows_x64(Thread &thread, uint32_t concrete_frame_idx) - : RegisterContextWindows(thread, concrete_frame_idx) -{ -} +RegisterContextWindows_x64::RegisterContextWindows_x64( + Thread &thread, uint32_t concrete_frame_idx) + : RegisterContextWindows(thread, concrete_frame_idx) {} -RegisterContextWindows_x64::~RegisterContextWindows_x64() -{ -} +RegisterContextWindows_x64::~RegisterContextWindows_x64() {} -size_t -RegisterContextWindows_x64::GetRegisterCount() -{ - return llvm::array_lengthof(g_register_infos); +size_t RegisterContextWindows_x64::GetRegisterCount() { + return llvm::array_lengthof(g_register_infos); } const RegisterInfo * -RegisterContextWindows_x64::GetRegisterInfoAtIndex(size_t reg) -{ - if (reg < k_num_register_infos) - return &g_register_infos[reg]; - return NULL; +RegisterContextWindows_x64::GetRegisterInfoAtIndex(size_t reg) { + if (reg < k_num_register_infos) + return &g_register_infos[reg]; + return NULL; } -size_t -RegisterContextWindows_x64::GetRegisterSetCount() -{ - return llvm::array_lengthof(g_register_sets); +size_t RegisterContextWindows_x64::GetRegisterSetCount() { + return llvm::array_lengthof(g_register_sets); } -const RegisterSet * -RegisterContextWindows_x64::GetRegisterSet(size_t reg_set) -{ - return &g_register_sets[reg_set]; +const RegisterSet *RegisterContextWindows_x64::GetRegisterSet(size_t reg_set) { + return &g_register_sets[reg_set]; } -bool -RegisterContextWindows_x64::ReadRegister(const RegisterInfo *reg_info, RegisterValue ®_value) -{ - if (!CacheAllRegisterValues()) - return false; +bool RegisterContextWindows_x64::ReadRegister(const RegisterInfo *reg_info, + RegisterValue ®_value) { + if (!CacheAllRegisterValues()) + return false; - switch (reg_info->kinds[eRegisterKindLLDB]) - { - case lldb_rax_x86_64: - reg_value.SetUInt64(m_context.Rax); - break; - case lldb_rbx_x86_64: - reg_value.SetUInt64(m_context.Rbx); - break; - case lldb_rcx_x86_64: - reg_value.SetUInt64(m_context.Rcx); - break; - case lldb_rdx_x86_64: - reg_value.SetUInt64(m_context.Rdx); - break; - case lldb_rdi_x86_64: - reg_value.SetUInt64(m_context.Rdi); - break; - case lldb_rsi_x86_64: - reg_value.SetUInt64(m_context.Rsi); - break; - case lldb_r8_x86_64: - reg_value.SetUInt64(m_context.R8); - break; - case lldb_r9_x86_64: - reg_value.SetUInt64(m_context.R9); - break; - case lldb_r10_x86_64: - reg_value.SetUInt64(m_context.R10); - break; - case lldb_r11_x86_64: - reg_value.SetUInt64(m_context.R11); - break; - case lldb_r12_x86_64: - reg_value.SetUInt64(m_context.R12); - break; - case lldb_r13_x86_64: - reg_value.SetUInt64(m_context.R13); - break; - case lldb_r14_x86_64: - reg_value.SetUInt64(m_context.R14); - break; - case lldb_r15_x86_64: - reg_value.SetUInt64(m_context.R15); - break; - case lldb_rbp_x86_64: - reg_value.SetUInt64(m_context.Rbp); - break; - case lldb_rsp_x86_64: - reg_value.SetUInt64(m_context.Rsp); - break; - case lldb_rip_x86_64: - reg_value.SetUInt64(m_context.Rip); - break; - case lldb_rflags_x86_64: - reg_value.SetUInt64(m_context.EFlags); - break; - } - return true; + switch (reg_info->kinds[eRegisterKindLLDB]) { + case lldb_rax_x86_64: + reg_value.SetUInt64(m_context.Rax); + break; + case lldb_rbx_x86_64: + reg_value.SetUInt64(m_context.Rbx); + break; + case lldb_rcx_x86_64: + reg_value.SetUInt64(m_context.Rcx); + break; + case lldb_rdx_x86_64: + reg_value.SetUInt64(m_context.Rdx); + break; + case lldb_rdi_x86_64: + reg_value.SetUInt64(m_context.Rdi); + break; + case lldb_rsi_x86_64: + reg_value.SetUInt64(m_context.Rsi); + break; + case lldb_r8_x86_64: + reg_value.SetUInt64(m_context.R8); + break; + case lldb_r9_x86_64: + reg_value.SetUInt64(m_context.R9); + break; + case lldb_r10_x86_64: + reg_value.SetUInt64(m_context.R10); + break; + case lldb_r11_x86_64: + reg_value.SetUInt64(m_context.R11); + break; + case lldb_r12_x86_64: + reg_value.SetUInt64(m_context.R12); + break; + case lldb_r13_x86_64: + reg_value.SetUInt64(m_context.R13); + break; + case lldb_r14_x86_64: + reg_value.SetUInt64(m_context.R14); + break; + case lldb_r15_x86_64: + reg_value.SetUInt64(m_context.R15); + break; + case lldb_rbp_x86_64: + reg_value.SetUInt64(m_context.Rbp); + break; + case lldb_rsp_x86_64: + reg_value.SetUInt64(m_context.Rsp); + break; + case lldb_rip_x86_64: + reg_value.SetUInt64(m_context.Rip); + break; + case lldb_rflags_x86_64: + reg_value.SetUInt64(m_context.EFlags); + break; + } + return true; } -bool -RegisterContextWindows_x64::WriteRegister(const RegisterInfo *reg_info, const RegisterValue ®_value) -{ - // Since we cannot only write a single register value to the inferior, we need to make sure - // our cached copy of the register values are fresh. Otherwise when writing EAX, for example, - // we may also overwrite some other register with a stale value. - if (!CacheAllRegisterValues()) - return false; +bool RegisterContextWindows_x64::WriteRegister(const RegisterInfo *reg_info, + const RegisterValue ®_value) { + // Since we cannot only write a single register value to the inferior, we need + // to make sure + // our cached copy of the register values are fresh. Otherwise when writing + // EAX, for example, + // we may also overwrite some other register with a stale value. + if (!CacheAllRegisterValues()) + return false; - switch (reg_info->kinds[eRegisterKindLLDB]) - { - case lldb_rax_x86_64: - m_context.Rax = reg_value.GetAsUInt64(); - break; - case lldb_rbx_x86_64: - m_context.Rbx = reg_value.GetAsUInt64(); - break; - case lldb_rcx_x86_64: - m_context.Rcx = reg_value.GetAsUInt64(); - break; - case lldb_rdx_x86_64: - m_context.Rdx = reg_value.GetAsUInt64(); - break; - case lldb_rdi_x86_64: - m_context.Rdi = reg_value.GetAsUInt64(); - break; - case lldb_rsi_x86_64: - m_context.Rsi = reg_value.GetAsUInt64(); - break; - case lldb_r8_x86_64: - m_context.R8 = reg_value.GetAsUInt64(); - break; - case lldb_r9_x86_64: - m_context.R9 = reg_value.GetAsUInt64(); - break; - case lldb_r10_x86_64: - m_context.R10 = reg_value.GetAsUInt64(); - break; - case lldb_r11_x86_64: - m_context.R11 = reg_value.GetAsUInt64(); - break; - case lldb_r12_x86_64: - m_context.R12 = reg_value.GetAsUInt64(); - break; - case lldb_r13_x86_64: - m_context.R13 = reg_value.GetAsUInt64(); - break; - case lldb_r14_x86_64: - m_context.R14 = reg_value.GetAsUInt64(); - break; - case lldb_r15_x86_64: - m_context.R15 = reg_value.GetAsUInt64(); - break; - case lldb_rbp_x86_64: - m_context.Rbp = reg_value.GetAsUInt64(); - break; - case lldb_rsp_x86_64: - m_context.Rsp = reg_value.GetAsUInt64(); - break; - case lldb_rip_x86_64: - m_context.Rip = reg_value.GetAsUInt64(); - break; - case lldb_rflags_x86_64: - m_context.EFlags = reg_value.GetAsUInt64(); - break; - } + switch (reg_info->kinds[eRegisterKindLLDB]) { + case lldb_rax_x86_64: + m_context.Rax = reg_value.GetAsUInt64(); + break; + case lldb_rbx_x86_64: + m_context.Rbx = reg_value.GetAsUInt64(); + break; + case lldb_rcx_x86_64: + m_context.Rcx = reg_value.GetAsUInt64(); + break; + case lldb_rdx_x86_64: + m_context.Rdx = reg_value.GetAsUInt64(); + break; + case lldb_rdi_x86_64: + m_context.Rdi = reg_value.GetAsUInt64(); + break; + case lldb_rsi_x86_64: + m_context.Rsi = reg_value.GetAsUInt64(); + break; + case lldb_r8_x86_64: + m_context.R8 = reg_value.GetAsUInt64(); + break; + case lldb_r9_x86_64: + m_context.R9 = reg_value.GetAsUInt64(); + break; + case lldb_r10_x86_64: + m_context.R10 = reg_value.GetAsUInt64(); + break; + case lldb_r11_x86_64: + m_context.R11 = reg_value.GetAsUInt64(); + break; + case lldb_r12_x86_64: + m_context.R12 = reg_value.GetAsUInt64(); + break; + case lldb_r13_x86_64: + m_context.R13 = reg_value.GetAsUInt64(); + break; + case lldb_r14_x86_64: + m_context.R14 = reg_value.GetAsUInt64(); + break; + case lldb_r15_x86_64: + m_context.R15 = reg_value.GetAsUInt64(); + break; + case lldb_rbp_x86_64: + m_context.Rbp = reg_value.GetAsUInt64(); + break; + case lldb_rsp_x86_64: + m_context.Rsp = reg_value.GetAsUInt64(); + break; + case lldb_rip_x86_64: + m_context.Rip = reg_value.GetAsUInt64(); + break; + case lldb_rflags_x86_64: + m_context.EFlags = reg_value.GetAsUInt64(); + break; + } - // Physically update the registers in the target process. - TargetThreadWindows &wthread = static_cast<TargetThreadWindows &>(m_thread); - return ::SetThreadContext(wthread.GetHostThread().GetNativeThread().GetSystemHandle(), &m_context); + // Physically update the registers in the target process. + TargetThreadWindows &wthread = static_cast<TargetThreadWindows &>(m_thread); + return ::SetThreadContext( + wthread.GetHostThread().GetNativeThread().GetSystemHandle(), &m_context); } |