diff options
Diffstat (limited to 'source/Plugins/ABI/SysV-mips64/ABISysV_mips64.cpp')
| -rw-r--r-- | source/Plugins/ABI/SysV-mips64/ABISysV_mips64.cpp | 212 |
1 files changed, 138 insertions, 74 deletions
diff --git a/source/Plugins/ABI/SysV-mips64/ABISysV_mips64.cpp b/source/Plugins/ABI/SysV-mips64/ABISysV_mips64.cpp index 8226ef15f4949..f74871544b696 100644 --- a/source/Plugins/ABI/SysV-mips64/ABISysV_mips64.cpp +++ b/source/Plugins/ABI/SysV-mips64/ABISysV_mips64.cpp @@ -1,4 +1,4 @@ -//===-- ABISysV_mips64.cpp ----------------------------------------*- C++ -*-===// +//===-- ABISysV_mips64.cpp --------------------------------------*- C++ -*-===// // // The LLVM Compiler Infrastructure // @@ -9,6 +9,13 @@ #include "ABISysV_mips64.h" +// C Includes +// C++ Includes +// Other libraries and framework includes +#include "llvm/ADT/STLExtras.h" +#include "llvm/ADT/Triple.h" + +// Project includes #include "lldb/Core/ConstString.h" #include "lldb/Core/DataExtractor.h" #include "lldb/Core/Error.h" @@ -27,9 +34,6 @@ #include "lldb/Target/StackFrame.h" #include "lldb/Target/Thread.h" -#include "llvm/ADT/STLExtras.h" -#include "llvm/ADT/Triple.h" - using namespace lldb; using namespace lldb_private; @@ -80,44 +84,44 @@ g_register_infos_mips64[] = { // NAME ALT SZ OFF ENCODING FORMAT EH_FRAME DWARF GENERIC PROCESS PLUGIN LLDB NATIVE VALUE REGS INVALIDATE REGS // ======== ====== == === ============= ========== ============= ================= ==================== ================= ==================== ========== =============== - { "r0" , "zero", 8, 0, eEncodingUint, eFormatHex, { dwarf_r0, dwarf_r0, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r1" , "AT", 8, 0, eEncodingUint, eFormatHex, { dwarf_r1, dwarf_r1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r2" , "v0", 8, 0, eEncodingUint, eFormatHex, { dwarf_r2, dwarf_r2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r3" , "v1", 8, 0, eEncodingUint, eFormatHex, { dwarf_r3, dwarf_r3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r4" , "arg1", 8, 0, eEncodingUint, eFormatHex, { dwarf_r4, dwarf_r4, LLDB_REGNUM_GENERIC_ARG1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r5" , "arg2", 8, 0, eEncodingUint, eFormatHex, { dwarf_r5, dwarf_r5, LLDB_REGNUM_GENERIC_ARG2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r6" , "arg3", 8, 0, eEncodingUint, eFormatHex, { dwarf_r6, dwarf_r6, LLDB_REGNUM_GENERIC_ARG3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r7" , "arg4", 8, 0, eEncodingUint, eFormatHex, { dwarf_r7, dwarf_r7, LLDB_REGNUM_GENERIC_ARG4, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r8" , "arg5", 8, 0, eEncodingUint, eFormatHex, { dwarf_r8, dwarf_r8, LLDB_REGNUM_GENERIC_ARG5, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r9" , "arg6", 8, 0, eEncodingUint, eFormatHex, { dwarf_r9, dwarf_r9, LLDB_REGNUM_GENERIC_ARG6, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r10" , "arg7", 8, 0, eEncodingUint, eFormatHex, { dwarf_r10, dwarf_r10, LLDB_REGNUM_GENERIC_ARG7, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r11" , "arg8", 8, 0, eEncodingUint, eFormatHex, { dwarf_r11, dwarf_r11, LLDB_REGNUM_GENERIC_ARG8, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r12" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r12, dwarf_r12, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r13" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r13, dwarf_r13, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r14" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r14, dwarf_r14, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r15" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r15, dwarf_r15, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r16" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r16, dwarf_r16, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r17" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r17, dwarf_r17, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r18" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r18, dwarf_r18, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r19" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r19, dwarf_r19, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r20" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r20, dwarf_r20, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r21" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r21, dwarf_r21, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r22" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r22, dwarf_r22, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r23" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r23, dwarf_r23, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r24" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r24, dwarf_r24, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r25" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r25, dwarf_r25, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r26" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r26, dwarf_r26, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r27" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_r27, dwarf_r27, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r28" , "gp", 8, 0, eEncodingUint, eFormatHex, { dwarf_r28, dwarf_r28, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r29" , "sp", 8, 0, eEncodingUint, eFormatHex, { dwarf_r29, dwarf_r29, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r30" , "fp", 8, 0, eEncodingUint, eFormatHex, { dwarf_r30, dwarf_r30, LLDB_REGNUM_GENERIC_FP, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "r31" , "ra", 8, 0, eEncodingUint, eFormatHex, { dwarf_r31, dwarf_r31, LLDB_REGNUM_GENERIC_RA, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "sr" , NULL, 4, 0, eEncodingUint, eFormatHex, { dwarf_sr, dwarf_sr, LLDB_REGNUM_GENERIC_FLAGS, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "lo" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_lo, dwarf_lo, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "hi" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_hi, dwarf_hi, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "bad" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_bad, dwarf_bad, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "cause" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_cause, dwarf_cause, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, - { "pc" , NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_pc, dwarf_pc, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, NULL, NULL}, + { "r0" , "zero", 8, 0, eEncodingUint, eFormatHex, { dwarf_r0, dwarf_r0, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r1" , "AT", 8, 0, eEncodingUint, eFormatHex, { dwarf_r1, dwarf_r1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r2" , "v0", 8, 0, eEncodingUint, eFormatHex, { dwarf_r2, dwarf_r2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r3" , "v1", 8, 0, eEncodingUint, eFormatHex, { dwarf_r3, dwarf_r3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r4" , "arg1", 8, 0, eEncodingUint, eFormatHex, { dwarf_r4, dwarf_r4, LLDB_REGNUM_GENERIC_ARG1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r5" , "arg2", 8, 0, eEncodingUint, eFormatHex, { dwarf_r5, dwarf_r5, LLDB_REGNUM_GENERIC_ARG2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r6" , "arg3", 8, 0, eEncodingUint, eFormatHex, { dwarf_r6, dwarf_r6, LLDB_REGNUM_GENERIC_ARG3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r7" , "arg4", 8, 0, eEncodingUint, eFormatHex, { dwarf_r7, dwarf_r7, LLDB_REGNUM_GENERIC_ARG4, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r8" , "arg5", 8, 0, eEncodingUint, eFormatHex, { dwarf_r8, dwarf_r8, LLDB_REGNUM_GENERIC_ARG5, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r9" , "arg6", 8, 0, eEncodingUint, eFormatHex, { dwarf_r9, dwarf_r9, LLDB_REGNUM_GENERIC_ARG6, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r10" , "arg7", 8, 0, eEncodingUint, eFormatHex, { dwarf_r10, dwarf_r10, LLDB_REGNUM_GENERIC_ARG7, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r11" , "arg8", 8, 0, eEncodingUint, eFormatHex, { dwarf_r11, dwarf_r11, LLDB_REGNUM_GENERIC_ARG8, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r12" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r12, dwarf_r12, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r13" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r13, dwarf_r13, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r14" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r14, dwarf_r14, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r15" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r15, dwarf_r15, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r16" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r16, dwarf_r16, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r17" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r17, dwarf_r17, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r18" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r18, dwarf_r18, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r19" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r19, dwarf_r19, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r20" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r20, dwarf_r20, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r21" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r21, dwarf_r21, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r22" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r22, dwarf_r22, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r23" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r23, dwarf_r23, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r24" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r24, dwarf_r24, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r25" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r25, dwarf_r25, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r26" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r26, dwarf_r26, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r27" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_r27, dwarf_r27, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r28" , "gp", 8, 0, eEncodingUint, eFormatHex, { dwarf_r28, dwarf_r28, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r29" , "sp", 8, 0, eEncodingUint, eFormatHex, { dwarf_r29, dwarf_r29, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r30" , "fp", 8, 0, eEncodingUint, eFormatHex, { dwarf_r30, dwarf_r30, LLDB_REGNUM_GENERIC_FP, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "r31" , "ra", 8, 0, eEncodingUint, eFormatHex, { dwarf_r31, dwarf_r31, LLDB_REGNUM_GENERIC_RA, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "sr" , nullptr,4, 0, eEncodingUint, eFormatHex, { dwarf_sr, dwarf_sr, LLDB_REGNUM_GENERIC_FLAGS, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "lo" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_lo, dwarf_lo, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "hi" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_hi, dwarf_hi, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "bad" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_bad, dwarf_bad, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "cause" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_cause, dwarf_cause, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, + { "pc" , nullptr,8, 0, eEncodingUint, eFormatHex, { dwarf_pc, dwarf_pc, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, }; static const uint32_t k_num_register_infos = llvm::array_lengthof(g_register_infos_mips64); @@ -138,6 +142,7 @@ ABISysV_mips64::GetRedZoneSize () const //------------------------------------------------------------------ // Static Functions //------------------------------------------------------------------ + ABISP ABISysV_mips64::CreateInstance (const ArchSpec &arch) { @@ -181,7 +186,7 @@ ABISysV_mips64::PrepareTrivialCall (Thread &thread, if (!reg_ctx) return false; - const RegisterInfo *reg_info = NULL; + const RegisterInfo *reg_info = nullptr; if (args.size() > 8) // TODO handle more than 8 arguments return false; @@ -289,7 +294,7 @@ ABISysV_mips64::SetReturnValueObject(lldb::StackFrameSP &frame_sp, lldb::ValueOb return error; } - const uint32_t type_flags = compiler_type.GetTypeInfo (NULL); + const uint32_t type_flags = compiler_type.GetTypeInfo(nullptr); if (type_flags & eTypeIsScalar || type_flags & eTypeIsPointer) @@ -342,7 +347,6 @@ ABISysV_mips64::SetReturnValueObject(lldb::StackFrameSP &frame_sp, lldb::ValueOb return error; } - ValueObjectSP ABISysV_mips64::GetReturnValueObjectSimple (Thread &thread, CompilerType &return_compiler_type) const { @@ -358,7 +362,7 @@ ABISysV_mips64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_c Error error; ExecutionContext exe_ctx (thread.shared_from_this()); - if (exe_ctx.GetTargetPtr() == NULL || exe_ctx.GetProcessPtr() == NULL) + if (exe_ctx.GetTargetPtr() == nullptr || exe_ctx.GetProcessPtr() == nullptr) return return_valobj_sp; value.SetCompilerType(return_compiler_type); @@ -368,9 +372,11 @@ ABISysV_mips64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_c return return_valobj_sp; Target *target = exe_ctx.GetTargetPtr(); - ByteOrder target_byte_order = target->GetArchitecture().GetByteOrder(); + const ArchSpec target_arch = target->GetArchitecture(); + ByteOrder target_byte_order = target_arch.GetByteOrder(); const size_t byte_size = return_compiler_type.GetByteSize(nullptr); - const uint32_t type_flags = return_compiler_type.GetTypeInfo (NULL); + const uint32_t type_flags = return_compiler_type.GetTypeInfo(nullptr); + uint32_t fp_flag = target_arch.GetFlags () & lldb_private::ArchSpec::eMIPS_ABI_FP_mask; const RegisterInfo *r2_info = reg_ctx->GetRegisterInfoByName("r2", 0); const RegisterInfo *r3_info = reg_ctx->GetRegisterInfoByName("r3", 0); @@ -434,20 +440,52 @@ ABISysV_mips64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_c { // Don't handle complex yet. } + else if (IsSoftFloat(fp_flag)) + { + uint64_t raw_value = reg_ctx->ReadRegisterAsUnsigned(r2_info, 0); + switch (byte_size) + { + case 4: + value.GetScalar() = *((float *)(&raw_value)); + success = true; + break; + case 8: + value.GetScalar() = *((double *)(&raw_value)); + success = true; + break; + case 16: + uint64_t result[2]; + if (target_byte_order == eByteOrderLittle) + { + result[0] = raw_value; + result[1] = reg_ctx->ReadRegisterAsUnsigned(r3_info, 0); + value.GetScalar() = *((long double *)(result)); + } + else + { + result[0] = reg_ctx->ReadRegisterAsUnsigned(r3_info, 0); + result[1] = raw_value; + value.GetScalar() = *((long double *)(result)); + } + success = true; + break; + } + + } else { if (byte_size <= sizeof(long double)) { const RegisterInfo *f0_info = reg_ctx->GetRegisterInfoByName("f0", 0); - const RegisterInfo *f2_info = reg_ctx->GetRegisterInfoByName("f2", 0); - RegisterValue f0_value, f2_value; - DataExtractor f0_data, f2_data; + + RegisterValue f0_value; + DataExtractor f0_data; reg_ctx->ReadRegister (f0_info, f0_value); - reg_ctx->ReadRegister (f2_info, f2_value); + f0_value.GetData(f0_data); - f2_value.GetData(f2_data); + lldb::offset_t offset = 0; if (byte_size == sizeof(float)) @@ -462,7 +500,11 @@ ABISysV_mips64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_c } else if (byte_size == sizeof(long double)) { - DataExtractor *copy_from_extractor = NULL; + const RegisterInfo *f2_info = reg_ctx->GetRegisterInfoByName("f2", 0); + RegisterValue f2_value; + DataExtractor f2_data; + reg_ctx->ReadRegister (f2_info, f2_value); + DataExtractor *copy_from_extractor = nullptr; DataBufferSP data_sp (new DataBufferHeap(16, 0)); DataExtractor return_ext (data_sp, target_byte_order, @@ -470,27 +512,42 @@ ABISysV_mips64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_c if (target_byte_order == eByteOrderLittle) { - f0_data.Append(f2_data); copy_from_extractor = &f0_data; + copy_from_extractor->CopyByteOrderedData (0, + 8, + data_sp->GetBytes(), + byte_size - 8, + target_byte_order); + f2_value.GetData(f2_data); + copy_from_extractor = &f2_data; + copy_from_extractor->CopyByteOrderedData (0, + 8, + data_sp->GetBytes() + 8, + byte_size - 8, + target_byte_order); } else { - f2_data.Append(f0_data); - copy_from_extractor = &f2_data; + copy_from_extractor = &f0_data; + copy_from_extractor->CopyByteOrderedData (0, + 8, + data_sp->GetBytes() + 8, + byte_size - 8, + target_byte_order); + f2_value.GetData(f2_data); + copy_from_extractor = &f2_data; + copy_from_extractor->CopyByteOrderedData (0, + 8, + data_sp->GetBytes(), + byte_size - 8, + target_byte_order); } - copy_from_extractor->CopyByteOrderedData (0, - byte_size, - data_sp->GetBytes(), - byte_size, - target_byte_order); - return_valobj_sp = ValueObjectConstResult::Create (&thread, return_compiler_type, ConstString(""), return_ext); return return_valobj_sp; - } } } @@ -535,7 +592,7 @@ ABISysV_mips64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_c // Check if this structure contains only floating point fields for (uint32_t idx = 0; idx < num_children; idx++) { - CompilerType field_compiler_type = return_compiler_type.GetFieldAtIndex (idx, name, &field_bit_offset, NULL, NULL); + CompilerType field_compiler_type = return_compiler_type.GetFieldAtIndex(idx, name, &field_bit_offset, nullptr, nullptr); if (field_compiler_type.IsFloatingPointType (count, is_complex)) use_fp_regs = 1; @@ -559,10 +616,10 @@ ABISysV_mips64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_c for (uint32_t idx = 0; idx < num_children; idx++) { - CompilerType field_compiler_type = return_compiler_type.GetFieldAtIndex (idx, name, &field_bit_offset, NULL, NULL); + CompilerType field_compiler_type = return_compiler_type.GetFieldAtIndex(idx, name, &field_bit_offset, nullptr, nullptr); const size_t field_byte_width = field_compiler_type.GetByteSize(nullptr); - DataExtractor *copy_from_extractor = NULL; + DataExtractor *copy_from_extractor = nullptr; if (idx == 0) { @@ -620,7 +677,7 @@ ABISysV_mips64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_c bool is_signed; uint32_t padding; - CompilerType field_compiler_type = return_compiler_type.GetFieldAtIndex (idx, name, &field_bit_offset, NULL, NULL); + CompilerType field_compiler_type = return_compiler_type.GetFieldAtIndex(idx, name, &field_bit_offset, nullptr, nullptr); const size_t field_byte_width = field_compiler_type.GetByteSize(nullptr); // if we don't know the size of the field (e.g. invalid type), just bail out @@ -629,7 +686,7 @@ ABISysV_mips64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_c uint32_t field_byte_offset = field_bit_offset/8; - if (field_compiler_type.IsIntegerType (is_signed) + if (field_compiler_type.IsIntegerOrEnumerationType (is_signed) || field_compiler_type.IsPointerType () || field_compiler_type.IsFloatingPointType (count, is_complex)) { @@ -661,7 +718,7 @@ ABISysV_mips64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_c else { // There isn't any space left for this field, this should not happen as we have already checked - // the overall size is not greater than 16 bytes. For now, return a NULL return value object. + // the overall size is not greater than 16 bytes. For now, return a nullptr return value object. return return_valobj_sp; } } @@ -720,10 +777,10 @@ ABISysV_mips64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_c uint64_t mem_address = reg_ctx->ReadRegisterAsUnsigned(reg_ctx->GetRegisterInfoByName("r2", 0), 0); // We have got the address. Create a memory object out of it - return_valobj_sp = ValueObjectMemory::Create (&thread, - "", - Address (mem_address, NULL), - return_compiler_type); + return_valobj_sp = ValueObjectMemory::Create(&thread, + "", + Address(mem_address, nullptr), + return_compiler_type); } return return_valobj_sp; } @@ -777,6 +834,12 @@ ABISysV_mips64::RegisterIsVolatile (const RegisterInfo *reg_info) } bool +ABISysV_mips64::IsSoftFloat (uint32_t fp_flag) const +{ + return (fp_flag == lldb_private::ArchSpec::eMIPS_ABI_FP_SOFT); +} + +bool ABISysV_mips64::RegisterIsCalleeSaved (const RegisterInfo *reg_info) { if (reg_info) @@ -818,6 +881,7 @@ ABISysV_mips64::GetPluginNameStatic() //------------------------------------------------------------------ // PluginInterface protocol //------------------------------------------------------------------ + lldb_private::ConstString ABISysV_mips64::GetPluginName() { |