diff options
Diffstat (limited to 'source/Plugins/Process/Utility/RegisterContextPOSIX_powerpc.cpp')
| -rw-r--r-- | source/Plugins/Process/Utility/RegisterContextPOSIX_powerpc.cpp | 368 |
1 files changed, 124 insertions, 244 deletions
diff --git a/source/Plugins/Process/Utility/RegisterContextPOSIX_powerpc.cpp b/source/Plugins/Process/Utility/RegisterContextPOSIX_powerpc.cpp index e353e8114765..6a9838a6fd0c 100644 --- a/source/Plugins/Process/Utility/RegisterContextPOSIX_powerpc.cpp +++ b/source/Plugins/Process/Utility/RegisterContextPOSIX_powerpc.cpp @@ -1,4 +1,5 @@ -//===-- RegisterContextPOSIX_powerpc.cpp -------------------------*- C++ -*-===// +//===-- RegisterContextPOSIX_powerpc.cpp -------------------------*- C++ +//-*-===// // // The LLVM Compiler Infrastructure // @@ -15,305 +16,184 @@ #include "lldb/Core/DataExtractor.h" #include "lldb/Core/RegisterValue.h" #include "lldb/Core/Scalar.h" +#include "lldb/Host/Endian.h" #include "lldb/Target/Target.h" #include "lldb/Target/Thread.h" -#include "lldb/Host/Endian.h" #include "llvm/Support/Compiler.h" -#include "RegisterContextPOSIX_powerpc.h" #include "Plugins/Process/elf-core/ProcessElfCore.h" +#include "RegisterContextPOSIX_powerpc.h" using namespace lldb_private; using namespace lldb; -static const -uint32_t g_gpr_regnums[] = -{ - gpr_r0_powerpc, - gpr_r1_powerpc, - gpr_r2_powerpc, - gpr_r3_powerpc, - gpr_r4_powerpc, - gpr_r5_powerpc, - gpr_r6_powerpc, - gpr_r7_powerpc, - gpr_r8_powerpc, - gpr_r9_powerpc, - gpr_r10_powerpc, - gpr_r11_powerpc, - gpr_r12_powerpc, - gpr_r13_powerpc, - gpr_r14_powerpc, - gpr_r15_powerpc, - gpr_r16_powerpc, - gpr_r17_powerpc, - gpr_r18_powerpc, - gpr_r19_powerpc, - gpr_r20_powerpc, - gpr_r21_powerpc, - gpr_r22_powerpc, - gpr_r23_powerpc, - gpr_r24_powerpc, - gpr_r25_powerpc, - gpr_r26_powerpc, - gpr_r27_powerpc, - gpr_r28_powerpc, - gpr_r29_powerpc, - gpr_r30_powerpc, - gpr_r31_powerpc, - gpr_lr_powerpc, - gpr_cr_powerpc, - gpr_xer_powerpc, - gpr_ctr_powerpc, +static const uint32_t g_gpr_regnums[] = { + gpr_r0_powerpc, gpr_r1_powerpc, gpr_r2_powerpc, gpr_r3_powerpc, + gpr_r4_powerpc, gpr_r5_powerpc, gpr_r6_powerpc, gpr_r7_powerpc, + gpr_r8_powerpc, gpr_r9_powerpc, gpr_r10_powerpc, gpr_r11_powerpc, + gpr_r12_powerpc, gpr_r13_powerpc, gpr_r14_powerpc, gpr_r15_powerpc, + gpr_r16_powerpc, gpr_r17_powerpc, gpr_r18_powerpc, gpr_r19_powerpc, + gpr_r20_powerpc, gpr_r21_powerpc, gpr_r22_powerpc, gpr_r23_powerpc, + gpr_r24_powerpc, gpr_r25_powerpc, gpr_r26_powerpc, gpr_r27_powerpc, + gpr_r28_powerpc, gpr_r29_powerpc, gpr_r30_powerpc, gpr_r31_powerpc, + gpr_lr_powerpc, gpr_cr_powerpc, gpr_xer_powerpc, gpr_ctr_powerpc, gpr_pc_powerpc, }; -static const -uint32_t g_fpr_regnums[] = -{ - fpr_f0_powerpc, - fpr_f1_powerpc, - fpr_f2_powerpc, - fpr_f3_powerpc, - fpr_f4_powerpc, - fpr_f5_powerpc, - fpr_f6_powerpc, - fpr_f7_powerpc, - fpr_f8_powerpc, - fpr_f9_powerpc, - fpr_f10_powerpc, - fpr_f11_powerpc, - fpr_f12_powerpc, - fpr_f13_powerpc, - fpr_f14_powerpc, - fpr_f15_powerpc, - fpr_f16_powerpc, - fpr_f17_powerpc, - fpr_f18_powerpc, - fpr_f19_powerpc, - fpr_f20_powerpc, - fpr_f21_powerpc, - fpr_f22_powerpc, - fpr_f23_powerpc, - fpr_f24_powerpc, - fpr_f25_powerpc, - fpr_f26_powerpc, - fpr_f27_powerpc, - fpr_f28_powerpc, - fpr_f29_powerpc, - fpr_f30_powerpc, - fpr_f31_powerpc, +static const uint32_t g_fpr_regnums[] = { + fpr_f0_powerpc, fpr_f1_powerpc, fpr_f2_powerpc, fpr_f3_powerpc, + fpr_f4_powerpc, fpr_f5_powerpc, fpr_f6_powerpc, fpr_f7_powerpc, + fpr_f8_powerpc, fpr_f9_powerpc, fpr_f10_powerpc, fpr_f11_powerpc, + fpr_f12_powerpc, fpr_f13_powerpc, fpr_f14_powerpc, fpr_f15_powerpc, + fpr_f16_powerpc, fpr_f17_powerpc, fpr_f18_powerpc, fpr_f19_powerpc, + fpr_f20_powerpc, fpr_f21_powerpc, fpr_f22_powerpc, fpr_f23_powerpc, + fpr_f24_powerpc, fpr_f25_powerpc, fpr_f26_powerpc, fpr_f27_powerpc, + fpr_f28_powerpc, fpr_f29_powerpc, fpr_f30_powerpc, fpr_f31_powerpc, fpr_fpscr_powerpc, }; -static const -uint32_t g_vmx_regnums[] = -{ - vmx_v0_powerpc, - vmx_v1_powerpc, - vmx_v2_powerpc, - vmx_v3_powerpc, - vmx_v4_powerpc, - vmx_v5_powerpc, - vmx_v6_powerpc, - vmx_v7_powerpc, - vmx_v8_powerpc, - vmx_v9_powerpc, - vmx_v10_powerpc, - vmx_v11_powerpc, - vmx_v12_powerpc, - vmx_v13_powerpc, - vmx_v14_powerpc, - vmx_v15_powerpc, - vmx_v16_powerpc, - vmx_v17_powerpc, - vmx_v18_powerpc, - vmx_v19_powerpc, - vmx_v20_powerpc, - vmx_v21_powerpc, - vmx_v22_powerpc, - vmx_v23_powerpc, - vmx_v24_powerpc, - vmx_v25_powerpc, - vmx_v26_powerpc, - vmx_v27_powerpc, - vmx_v28_powerpc, - vmx_v29_powerpc, - vmx_v30_powerpc, - vmx_v31_powerpc, - vmx_vrsave_powerpc, - vmx_vscr_powerpc, +static const uint32_t g_vmx_regnums[] = { + vmx_v0_powerpc, vmx_v1_powerpc, vmx_v2_powerpc, vmx_v3_powerpc, + vmx_v4_powerpc, vmx_v5_powerpc, vmx_v6_powerpc, vmx_v7_powerpc, + vmx_v8_powerpc, vmx_v9_powerpc, vmx_v10_powerpc, vmx_v11_powerpc, + vmx_v12_powerpc, vmx_v13_powerpc, vmx_v14_powerpc, vmx_v15_powerpc, + vmx_v16_powerpc, vmx_v17_powerpc, vmx_v18_powerpc, vmx_v19_powerpc, + vmx_v20_powerpc, vmx_v21_powerpc, vmx_v22_powerpc, vmx_v23_powerpc, + vmx_v24_powerpc, vmx_v25_powerpc, vmx_v26_powerpc, vmx_v27_powerpc, + vmx_v28_powerpc, vmx_v29_powerpc, vmx_v30_powerpc, vmx_v31_powerpc, + vmx_vrsave_powerpc, vmx_vscr_powerpc, }; // Number of register sets provided by this context. -enum -{ - k_num_register_sets = 3 +enum { k_num_register_sets = 3 }; + +static const RegisterSet g_reg_sets_powerpc[k_num_register_sets] = { + {"General Purpose Registers", "gpr", k_num_gpr_registers_powerpc, + g_gpr_regnums}, + {"Floating Point Registers", "fpr", k_num_fpr_registers_powerpc, + g_fpr_regnums}, + {"Altivec/VMX Registers", "vmx", k_num_vmx_registers_powerpc, + g_vmx_regnums}, }; -static const RegisterSet -g_reg_sets_powerpc[k_num_register_sets] = -{ - { "General Purpose Registers", "gpr", k_num_gpr_registers_powerpc, g_gpr_regnums }, - { "Floating Point Registers", "fpr", k_num_fpr_registers_powerpc, g_fpr_regnums }, - { "Altivec/VMX Registers", "vmx", k_num_vmx_registers_powerpc, g_vmx_regnums }, -}; - -static_assert(k_first_gpr_powerpc == 0, "GPRs must index starting at 0, or fix IsGPR()"); -bool RegisterContextPOSIX_powerpc::IsGPR(unsigned reg) -{ - return (reg <= k_last_gpr_powerpc); // GPR's come first. +static_assert(k_first_gpr_powerpc == 0, + "GPRs must index starting at 0, or fix IsGPR()"); +bool RegisterContextPOSIX_powerpc::IsGPR(unsigned reg) { + return (reg <= k_last_gpr_powerpc); // GPR's come first. } -bool -RegisterContextPOSIX_powerpc::IsFPR(unsigned reg) -{ - return (reg >= k_first_fpr) && (reg <= k_last_fpr); +bool RegisterContextPOSIX_powerpc::IsFPR(unsigned reg) { + return (reg >= k_first_fpr) && (reg <= k_last_fpr); } -bool -RegisterContextPOSIX_powerpc::IsVMX(unsigned reg) -{ - return (reg >= k_first_vmx) && (reg <= k_last_vmx); +bool RegisterContextPOSIX_powerpc::IsVMX(unsigned reg) { + return (reg >= k_first_vmx) && (reg <= k_last_vmx); } -RegisterContextPOSIX_powerpc::RegisterContextPOSIX_powerpc(Thread &thread, - uint32_t concrete_frame_idx, - RegisterInfoInterface *register_info) - : RegisterContext(thread, concrete_frame_idx) -{ - m_register_info_ap.reset(register_info); - - // elf-core yet to support ReadFPR() - ProcessSP base = CalculateProcess(); - if (base.get()->GetPluginName() == ProcessElfCore::GetPluginNameStatic()) - return; -} +RegisterContextPOSIX_powerpc::RegisterContextPOSIX_powerpc( + Thread &thread, uint32_t concrete_frame_idx, + RegisterInfoInterface *register_info) + : RegisterContext(thread, concrete_frame_idx) { + m_register_info_ap.reset(register_info); -RegisterContextPOSIX_powerpc::~RegisterContextPOSIX_powerpc() -{ + // elf-core yet to support ReadFPR() + ProcessSP base = CalculateProcess(); + if (base.get()->GetPluginName() == ProcessElfCore::GetPluginNameStatic()) + return; } -void -RegisterContextPOSIX_powerpc::Invalidate() -{ -} +RegisterContextPOSIX_powerpc::~RegisterContextPOSIX_powerpc() {} -void -RegisterContextPOSIX_powerpc::InvalidateAllRegisters() -{ -} +void RegisterContextPOSIX_powerpc::Invalidate() {} -unsigned -RegisterContextPOSIX_powerpc::GetRegisterOffset(unsigned reg) -{ - assert(reg < k_num_registers_powerpc && "Invalid register number."); - return GetRegisterInfo()[reg].byte_offset; +void RegisterContextPOSIX_powerpc::InvalidateAllRegisters() {} + +unsigned RegisterContextPOSIX_powerpc::GetRegisterOffset(unsigned reg) { + assert(reg < k_num_registers_powerpc && "Invalid register number."); + return GetRegisterInfo()[reg].byte_offset; } -unsigned -RegisterContextPOSIX_powerpc::GetRegisterSize(unsigned reg) -{ - assert(reg < k_num_registers_powerpc && "Invalid register number."); - return GetRegisterInfo()[reg].byte_size; +unsigned RegisterContextPOSIX_powerpc::GetRegisterSize(unsigned reg) { + assert(reg < k_num_registers_powerpc && "Invalid register number."); + return GetRegisterInfo()[reg].byte_size; } -size_t -RegisterContextPOSIX_powerpc::GetRegisterCount() -{ - size_t num_registers = k_num_registers_powerpc; - return num_registers; +size_t RegisterContextPOSIX_powerpc::GetRegisterCount() { + size_t num_registers = k_num_registers_powerpc; + return num_registers; } -size_t -RegisterContextPOSIX_powerpc::GetGPRSize() -{ - return m_register_info_ap->GetGPRSize(); +size_t RegisterContextPOSIX_powerpc::GetGPRSize() { + return m_register_info_ap->GetGPRSize(); } -const RegisterInfo * -RegisterContextPOSIX_powerpc::GetRegisterInfo() -{ - // Commonly, this method is overridden and g_register_infos is copied and specialized. - // So, use GetRegisterInfo() rather than g_register_infos in this scope. - return m_register_info_ap->GetRegisterInfo (); +const RegisterInfo *RegisterContextPOSIX_powerpc::GetRegisterInfo() { + // Commonly, this method is overridden and g_register_infos is copied and + // specialized. + // So, use GetRegisterInfo() rather than g_register_infos in this scope. + return m_register_info_ap->GetRegisterInfo(); } const RegisterInfo * -RegisterContextPOSIX_powerpc::GetRegisterInfoAtIndex(size_t reg) -{ - if (reg < k_num_registers_powerpc) - return &GetRegisterInfo()[reg]; - else - return NULL; +RegisterContextPOSIX_powerpc::GetRegisterInfoAtIndex(size_t reg) { + if (reg < k_num_registers_powerpc) + return &GetRegisterInfo()[reg]; + else + return NULL; } -size_t -RegisterContextPOSIX_powerpc::GetRegisterSetCount() -{ - size_t sets = 0; - for (size_t set = 0; set < k_num_register_sets; ++set) - { - if (IsRegisterSetAvailable(set)) - ++sets; - } - - return sets; +size_t RegisterContextPOSIX_powerpc::GetRegisterSetCount() { + size_t sets = 0; + for (size_t set = 0; set < k_num_register_sets; ++set) { + if (IsRegisterSetAvailable(set)) + ++sets; + } + + return sets; } -const RegisterSet * -RegisterContextPOSIX_powerpc::GetRegisterSet(size_t set) -{ - if (IsRegisterSetAvailable(set)) - return &g_reg_sets_powerpc[set]; - else - return NULL; +const RegisterSet *RegisterContextPOSIX_powerpc::GetRegisterSet(size_t set) { + if (IsRegisterSetAvailable(set)) + return &g_reg_sets_powerpc[set]; + else + return NULL; } -const char * -RegisterContextPOSIX_powerpc::GetRegisterName(unsigned reg) -{ - assert(reg < k_num_registers_powerpc && "Invalid register offset."); - return GetRegisterInfo()[reg].name; +const char *RegisterContextPOSIX_powerpc::GetRegisterName(unsigned reg) { + assert(reg < k_num_registers_powerpc && "Invalid register offset."); + return GetRegisterInfo()[reg].name; } -lldb::ByteOrder -RegisterContextPOSIX_powerpc::GetByteOrder() -{ - // Get the target process whose privileged thread was used for the register read. - lldb::ByteOrder byte_order = eByteOrderInvalid; - Process *process = CalculateProcess().get(); +lldb::ByteOrder RegisterContextPOSIX_powerpc::GetByteOrder() { + // Get the target process whose privileged thread was used for the register + // read. + lldb::ByteOrder byte_order = eByteOrderInvalid; + Process *process = CalculateProcess().get(); - if (process) - byte_order = process->GetByteOrder(); - return byte_order; + if (process) + byte_order = process->GetByteOrder(); + return byte_order; } -bool -RegisterContextPOSIX_powerpc::IsRegisterSetAvailable(size_t set_index) -{ - size_t num_sets = k_num_register_sets; +bool RegisterContextPOSIX_powerpc::IsRegisterSetAvailable(size_t set_index) { + size_t num_sets = k_num_register_sets; - return (set_index < num_sets); + return (set_index < num_sets); } // Used when parsing DWARF and EH frame information and any other // object file sections that contain register numbers in them. -uint32_t -RegisterContextPOSIX_powerpc::ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind, - uint32_t num) -{ - const uint32_t num_regs = GetRegisterCount(); - - assert (kind < kNumRegisterKinds); - for (uint32_t reg_idx = 0; reg_idx < num_regs; ++reg_idx) - { - const RegisterInfo *reg_info = GetRegisterInfoAtIndex (reg_idx); - - if (reg_info->kinds[kind] == num) - return reg_idx; - } - - return LLDB_INVALID_REGNUM; -} +uint32_t RegisterContextPOSIX_powerpc::ConvertRegisterKindToRegisterNumber( + lldb::RegisterKind kind, uint32_t num) { + const uint32_t num_regs = GetRegisterCount(); + + assert(kind < kNumRegisterKinds); + for (uint32_t reg_idx = 0; reg_idx < num_regs; ++reg_idx) { + const RegisterInfo *reg_info = GetRegisterInfoAtIndex(reg_idx); + if (reg_info->kinds[kind] == num) + return reg_idx; + } + + return LLDB_INVALID_REGNUM; +} |