diff options
Diffstat (limited to 'lldb/source/Plugins/Process/Utility/DynamicRegisterInfo.cpp')
| -rw-r--r-- | lldb/source/Plugins/Process/Utility/DynamicRegisterInfo.cpp | 121 |
1 files changed, 107 insertions, 14 deletions
diff --git a/lldb/source/Plugins/Process/Utility/DynamicRegisterInfo.cpp b/lldb/source/Plugins/Process/Utility/DynamicRegisterInfo.cpp index 0e9b540b7cf..f91cd19b7f2 100644 --- a/lldb/source/Plugins/Process/Utility/DynamicRegisterInfo.cpp +++ b/lldb/source/Plugins/Process/Utility/DynamicRegisterInfo.cpp @@ -15,11 +15,12 @@ // C++ Includes // Other libraries and framework includes // Project includes -#include "lldb/Host/StringConvert.h" +#include "lldb/Core/ArchSpec.h" #include "lldb/Core/RegularExpression.h" #include "lldb/Core/StreamFile.h" #include "lldb/Core/StructuredData.h" #include "lldb/DataFormatters/FormatManager.h" +#include "lldb/Host/StringConvert.h" using namespace lldb; using namespace lldb_private; @@ -36,17 +37,18 @@ DynamicRegisterInfo::DynamicRegisterInfo () : { } -DynamicRegisterInfo::DynamicRegisterInfo(const StructuredData::Dictionary &dict, ByteOrder byte_order) - : m_regs() - , m_sets() - , m_set_reg_nums() - , m_set_names() - , m_value_regs_map() - , m_invalidate_regs_map() - , m_reg_data_byte_size(0) - , m_finalized(false) +DynamicRegisterInfo::DynamicRegisterInfo(const lldb_private::StructuredData::Dictionary &dict, + const lldb_private::ArchSpec &arch) : + m_regs (), + m_sets (), + m_set_reg_nums (), + m_set_names (), + m_value_regs_map (), + m_invalidate_regs_map (), + m_reg_data_byte_size (0), + m_finalized (false) { - SetRegisterInfo (dict, byte_order); + SetRegisterInfo (dict, arch); } DynamicRegisterInfo::~DynamicRegisterInfo () @@ -54,7 +56,7 @@ DynamicRegisterInfo::~DynamicRegisterInfo () } size_t -DynamicRegisterInfo::SetRegisterInfo(const StructuredData::Dictionary &dict, ByteOrder byte_order) +DynamicRegisterInfo::SetRegisterInfo(const StructuredData::Dictionary &dict, const ArchSpec &arch) { assert(!m_finalized); StructuredData::Array *sets = nullptr; @@ -121,6 +123,8 @@ DynamicRegisterInfo::SetRegisterInfo(const StructuredData::Dictionary &dict, Byt reg_info_dict->GetValueForKeyAsInteger("offset", reg_info.byte_offset, UINT32_MAX); + const ByteOrder byte_order = arch.GetByteOrder(); + if (reg_info.byte_offset == UINT32_MAX) { // No offset for this register, see if the register has a value expression @@ -384,7 +388,7 @@ DynamicRegisterInfo::SetRegisterInfo(const StructuredData::Dictionary &dict, Byt m_regs.push_back(reg_info); m_set_reg_nums[set].push_back(i); } - Finalize(); + Finalize(arch); return m_regs.size(); } @@ -423,7 +427,7 @@ DynamicRegisterInfo::AddRegister (RegisterInfo ®_info, } void -DynamicRegisterInfo::Finalize () +DynamicRegisterInfo::Finalize (const ArchSpec &arch) { if (m_finalized) return; @@ -518,6 +522,95 @@ DynamicRegisterInfo::Finalize () else m_regs[i].invalidate_regs = NULL; } + + // Check if we need to automatically set the generic registers in case + // they weren't set + bool generic_regs_specified = false; + for (const auto ®: m_regs) + { + if (reg.kinds[eRegisterKindGeneric] != LLDB_INVALID_REGNUM) + { + generic_regs_specified = true; + break; + } + } + + if (!generic_regs_specified) + { + switch (arch.GetMachine()) + { + case llvm::Triple::aarch64: + case llvm::Triple::aarch64_be: + for (auto ®: m_regs) + { + if (strcmp(reg.name, "pc") == 0) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_PC; + else if ((strcmp(reg.name, "fp") == 0) || (strcmp(reg.name, "x29") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_FP; + else if ((strcmp(reg.name, "lr") == 0) || (strcmp(reg.name, "x30") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_RA; + else if ((strcmp(reg.name, "sp") == 0) || (strcmp(reg.name, "x31") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_SP; + else if (strcmp(reg.name, "cpsr") == 0) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_FLAGS; + } + break; + + case llvm::Triple::arm: + case llvm::Triple::armeb: + case llvm::Triple::thumb: + case llvm::Triple::thumbeb: + for (auto ®: m_regs) + { + if ((strcmp(reg.name, "pc") == 0) || (strcmp(reg.name, "r15") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_PC; + else if ((strcmp(reg.name, "sp") == 0) || (strcmp(reg.name, "r13") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_SP; + else if ((strcmp(reg.name, "lr") == 0) || (strcmp(reg.name, "r14") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_RA; + else if ((strcmp(reg.name, "r7") == 0) && arch.GetTriple().getVendor() == llvm::Triple::Apple) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_FP; + else if ((strcmp(reg.name, "r11") == 0) && arch.GetTriple().getVendor() != llvm::Triple::Apple) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_FP; + else if (strcmp(reg.name, "fp") == 0) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_FP; + else if (strcmp(reg.name, "cpsr") == 0) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_FLAGS; + } + break; + + case llvm::Triple::x86: + for (auto ®: m_regs) + { + if ((strcmp(reg.name, "eip") == 0) || (strcmp(reg.name, "pc") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_PC; + else if ((strcmp(reg.name, "esp") == 0) || (strcmp(reg.name, "sp") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_SP; + else if ((strcmp(reg.name, "ebp") == 0) || (strcmp(reg.name, "fp") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_FP; + else if ((strcmp(reg.name, "eflags") == 0) || (strcmp(reg.name, "flags") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_FLAGS; + } + break; + + case llvm::Triple::x86_64: + for (auto ®: m_regs) + { + if ((strcmp(reg.name, "rip") == 0) || (strcmp(reg.name, "pc") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_PC; + else if ((strcmp(reg.name, "rsp") == 0) || (strcmp(reg.name, "sp") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_SP; + else if ((strcmp(reg.name, "rbp") == 0) || (strcmp(reg.name, "fp") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_FP; + else if ((strcmp(reg.name, "rflags") == 0) || (strcmp(reg.name, "flags") == 0)) + reg.kinds[eRegisterKindGeneric] = LLDB_REGNUM_GENERIC_FLAGS; + } + break; + + default: + break; + } + } } size_t |
