diff options
Diffstat (limited to 'source/Plugins/ABI/SysV-x86_64/ABISysV_x86_64.cpp')
| -rw-r--r-- | source/Plugins/ABI/SysV-x86_64/ABISysV_x86_64.cpp | 2798 |
1 files changed, 1795 insertions, 1003 deletions
diff --git a/source/Plugins/ABI/SysV-x86_64/ABISysV_x86_64.cpp b/source/Plugins/ABI/SysV-x86_64/ABISysV_x86_64.cpp index 136f46a1d259..2019db2bfd17 100644 --- a/source/Plugins/ABI/SysV-x86_64/ABISysV_x86_64.cpp +++ b/source/Plugins/ABI/SysV-x86_64/ABISysV_x86_64.cpp @@ -25,262 +25,1141 @@ #include "lldb/Core/RegisterValue.h" #include "lldb/Core/Value.h" #include "lldb/Core/ValueObjectConstResult.h" -#include "lldb/Core/ValueObjectRegister.h" #include "lldb/Core/ValueObjectMemory.h" +#include "lldb/Core/ValueObjectRegister.h" #include "lldb/Symbol/UnwindPlan.h" -#include "lldb/Target/Target.h" #include "lldb/Target/Process.h" #include "lldb/Target/RegisterContext.h" #include "lldb/Target/StackFrame.h" +#include "lldb/Target/Target.h" #include "lldb/Target/Thread.h" using namespace lldb; using namespace lldb_private; -enum dwarf_regnums -{ - dwarf_rax = 0, - dwarf_rdx, - dwarf_rcx, - dwarf_rbx, - dwarf_rsi, - dwarf_rdi, - dwarf_rbp, - dwarf_rsp, - dwarf_r8, - dwarf_r9, - dwarf_r10, - dwarf_r11, - dwarf_r12, - dwarf_r13, - dwarf_r14, - dwarf_r15, - dwarf_rip, - dwarf_xmm0, - dwarf_xmm1, - dwarf_xmm2, - dwarf_xmm3, - dwarf_xmm4, - dwarf_xmm5, - dwarf_xmm6, - dwarf_xmm7, - dwarf_xmm8, - dwarf_xmm9, - dwarf_xmm10, - dwarf_xmm11, - dwarf_xmm12, - dwarf_xmm13, - dwarf_xmm14, - dwarf_xmm15, - dwarf_stmm0, - dwarf_stmm1, - dwarf_stmm2, - dwarf_stmm3, - dwarf_stmm4, - dwarf_stmm5, - dwarf_stmm6, - dwarf_stmm7, - dwarf_ymm0, - dwarf_ymm1, - dwarf_ymm2, - dwarf_ymm3, - dwarf_ymm4, - dwarf_ymm5, - dwarf_ymm6, - dwarf_ymm7, - dwarf_ymm8, - dwarf_ymm9, - dwarf_ymm10, - dwarf_ymm11, - dwarf_ymm12, - dwarf_ymm13, - dwarf_ymm14, - dwarf_ymm15 +enum dwarf_regnums { + dwarf_rax = 0, + dwarf_rdx, + dwarf_rcx, + dwarf_rbx, + dwarf_rsi, + dwarf_rdi, + dwarf_rbp, + dwarf_rsp, + dwarf_r8, + dwarf_r9, + dwarf_r10, + dwarf_r11, + dwarf_r12, + dwarf_r13, + dwarf_r14, + dwarf_r15, + dwarf_rip, + dwarf_xmm0, + dwarf_xmm1, + dwarf_xmm2, + dwarf_xmm3, + dwarf_xmm4, + dwarf_xmm5, + dwarf_xmm6, + dwarf_xmm7, + dwarf_xmm8, + dwarf_xmm9, + dwarf_xmm10, + dwarf_xmm11, + dwarf_xmm12, + dwarf_xmm13, + dwarf_xmm14, + dwarf_xmm15, + dwarf_stmm0, + dwarf_stmm1, + dwarf_stmm2, + dwarf_stmm3, + dwarf_stmm4, + dwarf_stmm5, + dwarf_stmm6, + dwarf_stmm7, + dwarf_ymm0, + dwarf_ymm1, + dwarf_ymm2, + dwarf_ymm3, + dwarf_ymm4, + dwarf_ymm5, + dwarf_ymm6, + dwarf_ymm7, + dwarf_ymm8, + dwarf_ymm9, + dwarf_ymm10, + dwarf_ymm11, + dwarf_ymm12, + dwarf_ymm13, + dwarf_ymm14, + dwarf_ymm15, + dwarf_bnd0 = 126, + dwarf_bnd1, + dwarf_bnd2, + dwarf_bnd3 }; -static RegisterInfo g_register_infos[] = -{ - // NAME ALT SZ OFF ENCODING FORMAT EH_FRAME DWARF GENERIC PROCESS PLUGIN LLDB NATIVE VALUE REGS INVALIDATE REGS - // ======== ======= == === ============= =================== ======================= ===================== =========================== ===================== ====================== ========== =============== - { "rax" , nullptr, 8, 0, eEncodingUint , eFormatHex , { dwarf_rax , dwarf_rax , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "rbx" , nullptr, 8, 0, eEncodingUint , eFormatHex , { dwarf_rbx , dwarf_rbx , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "rcx" , "arg4", 8, 0, eEncodingUint , eFormatHex , { dwarf_rcx , dwarf_rcx , LLDB_REGNUM_GENERIC_ARG4 , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "rdx" , "arg3", 8, 0, eEncodingUint , eFormatHex , { dwarf_rdx , dwarf_rdx , LLDB_REGNUM_GENERIC_ARG3 , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "rsi" , "arg2", 8, 0, eEncodingUint , eFormatHex , { dwarf_rsi , dwarf_rsi , LLDB_REGNUM_GENERIC_ARG2 , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "rdi" , "arg1", 8, 0, eEncodingUint , eFormatHex , { dwarf_rdi , dwarf_rdi , LLDB_REGNUM_GENERIC_ARG1 , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "rbp" , "fp", 8, 0, eEncodingUint , eFormatHex , { dwarf_rbp , dwarf_rbp , LLDB_REGNUM_GENERIC_FP , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "rsp" , "sp", 8, 0, eEncodingUint , eFormatHex , { dwarf_rsp , dwarf_rsp , LLDB_REGNUM_GENERIC_SP , 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" , nullptr, 8, 0, eEncodingUint , eFormatHex , { dwarf_r10 , dwarf_r10 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "r11" , nullptr, 8, 0, eEncodingUint , eFormatHex , { dwarf_r11 , dwarf_r11 , LLDB_INVALID_REGNUM , 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 }, - { "rip" , "pc", 8, 0, eEncodingUint , eFormatHex , { dwarf_rip , dwarf_rip , LLDB_REGNUM_GENERIC_PC , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "rflags", nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_REGNUM_GENERIC_FLAGS , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "cs" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ss" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ds" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "es" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "fs" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "gs" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "stmm0" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_stmm0 , dwarf_stmm0 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "stmm1" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_stmm1 , dwarf_stmm1 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "stmm2" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_stmm2 , dwarf_stmm2 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "stmm3" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_stmm3 , dwarf_stmm3 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "stmm4" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_stmm4 , dwarf_stmm4 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "stmm5" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_stmm5 , dwarf_stmm5 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "stmm6" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_stmm6 , dwarf_stmm6 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "stmm7" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_stmm7 , dwarf_stmm7 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "fctrl" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "fstat" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ftag" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "fiseg" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "fioff" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "foseg" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "fooff" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "fop" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm0" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm0 , dwarf_xmm0 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm1" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm1 , dwarf_xmm1 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm2" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm2 , dwarf_xmm2 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm3" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm3 , dwarf_xmm3 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm4" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm4 , dwarf_xmm4 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm5" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm5 , dwarf_xmm5 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm6" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm6 , dwarf_xmm6 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm7" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm7 , dwarf_xmm7 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm8" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm8 , dwarf_xmm8 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm9" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm9 , dwarf_xmm9 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm10" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm10 , dwarf_xmm10 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm11" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm11 , dwarf_xmm11 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm12" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm12 , dwarf_xmm12 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm13" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm13 , dwarf_xmm13 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm14" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm14 , dwarf_xmm14 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "xmm15" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_xmm15 , dwarf_xmm15 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "mxcsr" , nullptr, 4, 0, eEncodingUint , eFormatHex , { LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm0" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm0 , dwarf_ymm0 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm1" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm1 , dwarf_ymm1 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm2" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm2 , dwarf_ymm2 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm3" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm3 , dwarf_ymm3 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm4" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm4 , dwarf_ymm4 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm5" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm5 , dwarf_ymm5 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm6" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm6 , dwarf_ymm6 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm7" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm7 , dwarf_ymm7 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm8" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm8 , dwarf_ymm8 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm9" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm9 , dwarf_ymm9 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm10" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm10 , dwarf_ymm10 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm11" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm11 , dwarf_ymm11 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm12" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm12 , dwarf_ymm12 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm13" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm13 , dwarf_ymm13 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm14" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm14 , dwarf_ymm14 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr }, - { "ymm15" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { dwarf_ymm15 , dwarf_ymm15 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr } -}; - -static const uint32_t k_num_register_infos = llvm::array_lengthof(g_register_infos); +static RegisterInfo g_register_infos[] = { + // NAME ALT SZ OFF ENCODING FORMAT EH_FRAME + // DWARF GENERIC PROCESS PLUGIN + // LLDB NATIVE + // ======== ======= == === ============= =================== + // ======================= ===================== + // =========================== ===================== ====================== + {"rax", + nullptr, + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_rax, dwarf_rax, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"rbx", + nullptr, + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_rbx, dwarf_rbx, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"rcx", + "arg4", + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_rcx, dwarf_rcx, LLDB_REGNUM_GENERIC_ARG4, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"rdx", + "arg3", + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_rdx, dwarf_rdx, LLDB_REGNUM_GENERIC_ARG3, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"rsi", + "arg2", + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_rsi, dwarf_rsi, LLDB_REGNUM_GENERIC_ARG2, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"rdi", + "arg1", + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_rdi, dwarf_rdi, LLDB_REGNUM_GENERIC_ARG1, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"rbp", + "fp", + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_rbp, dwarf_rbp, LLDB_REGNUM_GENERIC_FP, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"rsp", + "sp", + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_rsp, dwarf_rsp, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"r8", + "arg5", + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_r8, dwarf_r8, LLDB_REGNUM_GENERIC_ARG5, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"r9", + "arg6", + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_r9, dwarf_r9, LLDB_REGNUM_GENERIC_ARG6, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"r10", + nullptr, + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_r10, dwarf_r10, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"r11", + nullptr, + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_r11, dwarf_r11, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"r12", + nullptr, + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_r12, dwarf_r12, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"r13", + nullptr, + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_r13, dwarf_r13, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"r14", + nullptr, + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_r14, dwarf_r14, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"r15", + nullptr, + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_r15, dwarf_r15, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"rip", + "pc", + 8, + 0, + eEncodingUint, + eFormatHex, + {dwarf_rip, dwarf_rip, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"rflags", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_REGNUM_GENERIC_FLAGS, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"cs", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ss", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ds", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"es", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"fs", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"gs", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm0", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_stmm0, dwarf_stmm0, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm1", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_stmm1, dwarf_stmm1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm2", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_stmm2, dwarf_stmm2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm3", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_stmm3, dwarf_stmm3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm4", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_stmm4, dwarf_stmm4, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm5", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_stmm5, dwarf_stmm5, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm6", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_stmm6, dwarf_stmm6, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm7", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_stmm7, dwarf_stmm7, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"fctrl", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"fstat", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ftag", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"fiseg", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"fioff", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"foseg", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"fooff", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"fop", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm0", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm0, dwarf_xmm0, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm1", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm1, dwarf_xmm1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm2", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm2, dwarf_xmm2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm3", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm3, dwarf_xmm3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm4", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm4, dwarf_xmm4, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm5", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm5, dwarf_xmm5, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm6", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm6, dwarf_xmm6, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm7", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm7, dwarf_xmm7, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm8", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm8, dwarf_xmm8, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm9", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm9, dwarf_xmm9, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm10", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm10, dwarf_xmm10, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm11", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm11, dwarf_xmm11, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm12", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm12, dwarf_xmm12, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm13", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm13, dwarf_xmm13, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm14", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm14, dwarf_xmm14, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm15", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_xmm15, dwarf_xmm15, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"mxcsr", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm0", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm0, dwarf_ymm0, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm1", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm1, dwarf_ymm1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm2", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm2, dwarf_ymm2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm3", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm3, dwarf_ymm3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm4", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm4, dwarf_ymm4, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm5", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm5, dwarf_ymm5, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm6", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm6, dwarf_ymm6, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm7", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm7, dwarf_ymm7, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm8", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm8, dwarf_ymm8, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm9", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm9, dwarf_ymm9, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm10", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm10, dwarf_ymm10, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm11", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm11, dwarf_ymm11, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm12", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm12, dwarf_ymm12, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm13", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm13, dwarf_ymm13, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm14", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm14, dwarf_ymm14, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm15", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {dwarf_ymm15, dwarf_ymm15, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"bnd0", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt64, + {dwarf_bnd0, dwarf_bnd0, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"bnd1", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt64, + {dwarf_bnd1, dwarf_bnd1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"bnd2", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt64, + {dwarf_bnd2, dwarf_bnd2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"bnd3", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt64, + {dwarf_bnd3, dwarf_bnd3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"bndcfgu", + nullptr, + 8, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"bndstatus", + nullptr, + 8, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}}; + +static const uint32_t k_num_register_infos = + llvm::array_lengthof(g_register_infos); static bool g_register_info_names_constified = false; const lldb_private::RegisterInfo * -ABISysV_x86_64::GetRegisterInfoArray (uint32_t &count) -{ - // Make the C-string names and alt_names for the register infos into const - // C-string values by having the ConstString unique the names in the global - // constant C-string pool. - if (!g_register_info_names_constified) - { - g_register_info_names_constified = true; - for (uint32_t i=0; i<k_num_register_infos; ++i) - { - if (g_register_infos[i].name) - g_register_infos[i].name = ConstString(g_register_infos[i].name).GetCString(); - if (g_register_infos[i].alt_name) - g_register_infos[i].alt_name = ConstString(g_register_infos[i].alt_name).GetCString(); - } +ABISysV_x86_64::GetRegisterInfoArray(uint32_t &count) { + // Make the C-string names and alt_names for the register infos into const + // C-string values by having the ConstString unique the names in the global + // constant C-string pool. + if (!g_register_info_names_constified) { + g_register_info_names_constified = true; + for (uint32_t i = 0; i < k_num_register_infos; ++i) { + if (g_register_infos[i].name) + g_register_infos[i].name = + ConstString(g_register_infos[i].name).GetCString(); + if (g_register_infos[i].alt_name) + g_register_infos[i].alt_name = + ConstString(g_register_infos[i].alt_name).GetCString(); } - count = k_num_register_infos; - return g_register_infos; + } + count = k_num_register_infos; + return g_register_infos; } -size_t -ABISysV_x86_64::GetRedZoneSize () const -{ - return 128; +bool ABISysV_x86_64::GetPointerReturnRegister(const char *&name) { + name = "rax"; + return true; } +size_t ABISysV_x86_64::GetRedZoneSize() const { return 128; } + //------------------------------------------------------------------ // Static Functions //------------------------------------------------------------------ ABISP -ABISysV_x86_64::CreateInstance (const ArchSpec &arch) -{ - static ABISP g_abi_sp; - if (arch.GetTriple().getArch() == llvm::Triple::x86_64) - { - if (!g_abi_sp) - g_abi_sp.reset (new ABISysV_x86_64); - return g_abi_sp; - } - return ABISP(); +ABISysV_x86_64::CreateInstance(const ArchSpec &arch) { + static ABISP g_abi_sp; + if (arch.GetTriple().getArch() == llvm::Triple::x86_64) { + if (!g_abi_sp) + g_abi_sp.reset(new ABISysV_x86_64); + return g_abi_sp; + } + return ABISP(); } -bool -ABISysV_x86_64::PrepareTrivialCall (Thread &thread, - addr_t sp, - addr_t func_addr, - addr_t return_addr, - llvm::ArrayRef<addr_t> args) const -{ - Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS)); - - if (log) - { - StreamString s; - s.Printf("ABISysV_x86_64::PrepareTrivialCall (tid = 0x%" PRIx64 ", sp = 0x%" PRIx64 ", func_addr = 0x%" PRIx64 ", return_addr = 0x%" PRIx64, - thread.GetID(), - (uint64_t)sp, - (uint64_t)func_addr, - (uint64_t)return_addr); - - for (size_t i = 0; i < args.size(); ++i) - s.Printf (", arg%" PRIu64 " = 0x%" PRIx64, static_cast<uint64_t>(i + 1), args[i]); - s.PutCString (")"); - log->PutCString(s.GetString().c_str()); - } - - RegisterContext *reg_ctx = thread.GetRegisterContext().get(); - if (!reg_ctx) - return false; - - const RegisterInfo *reg_info = nullptr; - - if (args.size() > 6) // TODO handle more than 6 arguments - return false; - +bool ABISysV_x86_64::PrepareTrivialCall(Thread &thread, addr_t sp, + addr_t func_addr, addr_t return_addr, + llvm::ArrayRef<addr_t> args) const { + Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_EXPRESSIONS)); + + if (log) { + StreamString s; + s.Printf("ABISysV_x86_64::PrepareTrivialCall (tid = 0x%" PRIx64 + ", sp = 0x%" PRIx64 ", func_addr = 0x%" PRIx64 + ", return_addr = 0x%" PRIx64, + thread.GetID(), (uint64_t)sp, (uint64_t)func_addr, + (uint64_t)return_addr); + for (size_t i = 0; i < args.size(); ++i) - { - reg_info = reg_ctx->GetRegisterInfo(eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG1 + i); - if (log) - log->Printf("About to write arg%" PRIu64 " (0x%" PRIx64 ") into %s", static_cast<uint64_t>(i + 1), args[i], reg_info->name); - if (!reg_ctx->WriteRegisterFromUnsigned(reg_info, args[i])) - return false; - } + s.Printf(", arg%" PRIu64 " = 0x%" PRIx64, static_cast<uint64_t>(i + 1), + args[i]); + s.PutCString(")"); + log->PutString(s.GetString()); + } + + RegisterContext *reg_ctx = thread.GetRegisterContext().get(); + if (!reg_ctx) + return false; - // First, align the SP + const RegisterInfo *reg_info = nullptr; + if (args.size() > 6) // TODO handle more than 6 arguments + return false; + + for (size_t i = 0; i < args.size(); ++i) { + reg_info = reg_ctx->GetRegisterInfo(eRegisterKindGeneric, + LLDB_REGNUM_GENERIC_ARG1 + i); if (log) - log->Printf("16-byte aligning SP: 0x%" PRIx64 " to 0x%" PRIx64, (uint64_t)sp, (uint64_t)(sp & ~0xfull)); + log->Printf("About to write arg%" PRIu64 " (0x%" PRIx64 ") into %s", + static_cast<uint64_t>(i + 1), args[i], reg_info->name); + if (!reg_ctx->WriteRegisterFromUnsigned(reg_info, args[i])) + return false; + } - sp &= ~(0xfull); // 16-byte alignment + // First, align the SP - sp -= 8; + if (log) + log->Printf("16-byte aligning SP: 0x%" PRIx64 " to 0x%" PRIx64, + (uint64_t)sp, (uint64_t)(sp & ~0xfull)); - Error error; - const RegisterInfo *pc_reg_info = reg_ctx->GetRegisterInfo (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_PC); - const RegisterInfo *sp_reg_info = reg_ctx->GetRegisterInfo (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_SP); - ProcessSP process_sp (thread.GetProcess()); + sp &= ~(0xfull); // 16-byte alignment - RegisterValue reg_value; + sp -= 8; + + Error error; + const RegisterInfo *pc_reg_info = + reg_ctx->GetRegisterInfo(eRegisterKindGeneric, LLDB_REGNUM_GENERIC_PC); + const RegisterInfo *sp_reg_info = + reg_ctx->GetRegisterInfo(eRegisterKindGeneric, LLDB_REGNUM_GENERIC_SP); + ProcessSP process_sp(thread.GetProcess()); + + RegisterValue reg_value; #if 0 // This code adds an extra frame so that we don't lose the function that we came from @@ -321,731 +1200,667 @@ ABISysV_x86_64::PrepareTrivialCall (Thread &thread, sp -= 8; } -#endif - - if (log) - log->Printf("Pushing the return address onto the stack: 0x%" PRIx64 ": 0x%" PRIx64, (uint64_t)sp, (uint64_t)return_addr); +#endif - // Save return address onto the stack - if (!process_sp->WritePointerToMemory(sp, return_addr, error)) - return false; + if (log) + log->Printf("Pushing the return address onto the stack: 0x%" PRIx64 + ": 0x%" PRIx64, + (uint64_t)sp, (uint64_t)return_addr); - // %rsp is set to the actual stack value. + // Save return address onto the stack + if (!process_sp->WritePointerToMemory(sp, return_addr, error)) + return false; - if (log) - log->Printf("Writing SP: 0x%" PRIx64, (uint64_t)sp); - - if (!reg_ctx->WriteRegisterFromUnsigned (sp_reg_info, sp)) - return false; + // %rsp is set to the actual stack value. - // %rip is set to the address of the called function. - - if (log) - log->Printf("Writing IP: 0x%" PRIx64, (uint64_t)func_addr); + if (log) + log->Printf("Writing SP: 0x%" PRIx64, (uint64_t)sp); - if (!reg_ctx->WriteRegisterFromUnsigned (pc_reg_info, func_addr)) - return false; + if (!reg_ctx->WriteRegisterFromUnsigned(sp_reg_info, sp)) + return false; - return true; -} + // %rip is set to the address of the called function. -static bool ReadIntegerArgument(Scalar &scalar, - unsigned int bit_width, - bool is_signed, - Thread &thread, - uint32_t *argument_register_ids, - unsigned int ¤t_argument_register, - addr_t ¤t_stack_argument) -{ - if (bit_width > 64) - return false; // Scalar can't hold large integer arguments - - if (current_argument_register < 6) - { - scalar = thread.GetRegisterContext()->ReadRegisterAsUnsigned(argument_register_ids[current_argument_register], 0); - current_argument_register++; - if (is_signed) - scalar.SignExtend (bit_width); - } - else - { - uint32_t byte_size = (bit_width + (8-1))/8; - Error error; - if (thread.GetProcess()->ReadScalarIntegerFromMemory(current_stack_argument, byte_size, is_signed, scalar, error)) - { - current_stack_argument += byte_size; - return true; - } - return false; - } - return true; -} + if (log) + log->Printf("Writing IP: 0x%" PRIx64, (uint64_t)func_addr); -bool -ABISysV_x86_64::GetArgumentValues (Thread &thread, - ValueList &values) const -{ - unsigned int num_values = values.GetSize(); - unsigned int value_index; - - // Extract the register context so we can read arguments from registers - - RegisterContext *reg_ctx = thread.GetRegisterContext().get(); - - if (!reg_ctx) - return false; - - // Get the pointer to the first stack argument so we have a place to start - // when reading data - - addr_t sp = reg_ctx->GetSP(0); - - if (!sp) - return false; - - addr_t current_stack_argument = sp + 8; // jump over return address - - uint32_t argument_register_ids[6]; - - argument_register_ids[0] = reg_ctx->GetRegisterInfo (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG1)->kinds[eRegisterKindLLDB]; - argument_register_ids[1] = reg_ctx->GetRegisterInfo (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG2)->kinds[eRegisterKindLLDB]; - argument_register_ids[2] = reg_ctx->GetRegisterInfo (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG3)->kinds[eRegisterKindLLDB]; - argument_register_ids[3] = reg_ctx->GetRegisterInfo (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG4)->kinds[eRegisterKindLLDB]; - argument_register_ids[4] = reg_ctx->GetRegisterInfo (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG5)->kinds[eRegisterKindLLDB]; - argument_register_ids[5] = reg_ctx->GetRegisterInfo (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG6)->kinds[eRegisterKindLLDB]; - - unsigned int current_argument_register = 0; - - for (value_index = 0; - value_index < num_values; - ++value_index) - { - Value *value = values.GetValueAtIndex(value_index); - - if (!value) - return false; - - // We currently only support extracting values with Clang QualTypes. - // Do we care about others? - CompilerType compiler_type = value->GetCompilerType(); - if (!compiler_type) - return false; - bool is_signed; - - if (compiler_type.IsIntegerOrEnumerationType (is_signed)) - { - ReadIntegerArgument(value->GetScalar(), - compiler_type.GetBitSize(&thread), - is_signed, - thread, - argument_register_ids, - current_argument_register, - current_stack_argument); - } - else if (compiler_type.IsPointerType ()) - { - ReadIntegerArgument(value->GetScalar(), - compiler_type.GetBitSize(&thread), - false, - thread, - argument_register_ids, - current_argument_register, - current_stack_argument); - } - } - - return true; + if (!reg_ctx->WriteRegisterFromUnsigned(pc_reg_info, func_addr)) + return false; + + return true; } -Error -ABISysV_x86_64::SetReturnValueObject(lldb::StackFrameSP &frame_sp, lldb::ValueObjectSP &new_value_sp) -{ +static bool ReadIntegerArgument(Scalar &scalar, unsigned int bit_width, + bool is_signed, Thread &thread, + uint32_t *argument_register_ids, + unsigned int ¤t_argument_register, + addr_t ¤t_stack_argument) { + if (bit_width > 64) + return false; // Scalar can't hold large integer arguments + + if (current_argument_register < 6) { + scalar = thread.GetRegisterContext()->ReadRegisterAsUnsigned( + argument_register_ids[current_argument_register], 0); + current_argument_register++; + if (is_signed) + scalar.SignExtend(bit_width); + } else { + uint32_t byte_size = (bit_width + (8 - 1)) / 8; Error error; - if (!new_value_sp) - { - error.SetErrorString("Empty value object for return value."); - return error; + if (thread.GetProcess()->ReadScalarIntegerFromMemory( + current_stack_argument, byte_size, is_signed, scalar, error)) { + current_stack_argument += byte_size; + return true; } - - CompilerType compiler_type = new_value_sp->GetCompilerType(); + return false; + } + return true; +} + +bool ABISysV_x86_64::GetArgumentValues(Thread &thread, + ValueList &values) const { + unsigned int num_values = values.GetSize(); + unsigned int value_index; + + // Extract the register context so we can read arguments from registers + + RegisterContext *reg_ctx = thread.GetRegisterContext().get(); + + if (!reg_ctx) + return false; + + // Get the pointer to the first stack argument so we have a place to start + // when reading data + + addr_t sp = reg_ctx->GetSP(0); + + if (!sp) + return false; + + addr_t current_stack_argument = sp + 8; // jump over return address + + uint32_t argument_register_ids[6]; + + argument_register_ids[0] = + reg_ctx->GetRegisterInfo(eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG1) + ->kinds[eRegisterKindLLDB]; + argument_register_ids[1] = + reg_ctx->GetRegisterInfo(eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG2) + ->kinds[eRegisterKindLLDB]; + argument_register_ids[2] = + reg_ctx->GetRegisterInfo(eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG3) + ->kinds[eRegisterKindLLDB]; + argument_register_ids[3] = + reg_ctx->GetRegisterInfo(eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG4) + ->kinds[eRegisterKindLLDB]; + argument_register_ids[4] = + reg_ctx->GetRegisterInfo(eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG5) + ->kinds[eRegisterKindLLDB]; + argument_register_ids[5] = + reg_ctx->GetRegisterInfo(eRegisterKindGeneric, LLDB_REGNUM_GENERIC_ARG6) + ->kinds[eRegisterKindLLDB]; + + unsigned int current_argument_register = 0; + + for (value_index = 0; value_index < num_values; ++value_index) { + Value *value = values.GetValueAtIndex(value_index); + + if (!value) + return false; + + // We currently only support extracting values with Clang QualTypes. + // Do we care about others? + CompilerType compiler_type = value->GetCompilerType(); if (!compiler_type) - { - error.SetErrorString ("Null clang type for return value."); - return error; - } - - Thread *thread = frame_sp->GetThread().get(); - + return false; bool is_signed; - uint32_t count; - bool is_complex; - - RegisterContext *reg_ctx = thread->GetRegisterContext().get(); - bool set_it_simple = false; - if (compiler_type.IsIntegerOrEnumerationType (is_signed) || compiler_type.IsPointerType()) - { - const RegisterInfo *reg_info = reg_ctx->GetRegisterInfoByName("rax", 0); + if (compiler_type.IsIntegerOrEnumerationType(is_signed)) { + ReadIntegerArgument(value->GetScalar(), compiler_type.GetBitSize(&thread), + is_signed, thread, argument_register_ids, + current_argument_register, current_stack_argument); + } else if (compiler_type.IsPointerType()) { + ReadIntegerArgument(value->GetScalar(), compiler_type.GetBitSize(&thread), + false, thread, argument_register_ids, + current_argument_register, current_stack_argument); + } + } + + return true; +} + +Error ABISysV_x86_64::SetReturnValueObject(lldb::StackFrameSP &frame_sp, + lldb::ValueObjectSP &new_value_sp) { + Error error; + if (!new_value_sp) { + error.SetErrorString("Empty value object for return value."); + return error; + } + + CompilerType compiler_type = new_value_sp->GetCompilerType(); + if (!compiler_type) { + error.SetErrorString("Null clang type for return value."); + return error; + } + + Thread *thread = frame_sp->GetThread().get(); + bool is_signed; + uint32_t count; + bool is_complex; + + RegisterContext *reg_ctx = thread->GetRegisterContext().get(); + + bool set_it_simple = false; + if (compiler_type.IsIntegerOrEnumerationType(is_signed) || + compiler_type.IsPointerType()) { + const RegisterInfo *reg_info = reg_ctx->GetRegisterInfoByName("rax", 0); + + DataExtractor data; + Error data_error; + size_t num_bytes = new_value_sp->GetData(data, data_error); + if (data_error.Fail()) { + error.SetErrorStringWithFormat( + "Couldn't convert return value to raw data: %s", + data_error.AsCString()); + return error; + } + lldb::offset_t offset = 0; + if (num_bytes <= 8) { + uint64_t raw_value = data.GetMaxU64(&offset, num_bytes); + + if (reg_ctx->WriteRegisterFromUnsigned(reg_info, raw_value)) + set_it_simple = true; + } else { + error.SetErrorString("We don't support returning longer than 64 bit " + "integer values at present."); + } + } else if (compiler_type.IsFloatingPointType(count, is_complex)) { + if (is_complex) + error.SetErrorString( + "We don't support returning complex values at present"); + else { + size_t bit_width = compiler_type.GetBitSize(frame_sp.get()); + if (bit_width <= 64) { + const RegisterInfo *xmm0_info = + reg_ctx->GetRegisterInfoByName("xmm0", 0); + RegisterValue xmm0_value; DataExtractor data; Error data_error; size_t num_bytes = new_value_sp->GetData(data, data_error); - if (data_error.Fail()) - { - error.SetErrorStringWithFormat("Couldn't convert return value to raw data: %s", data_error.AsCString()); - return error; - } - lldb::offset_t offset = 0; - if (num_bytes <= 8) - { - uint64_t raw_value = data.GetMaxU64(&offset, num_bytes); - - if (reg_ctx->WriteRegisterFromUnsigned (reg_info, raw_value)) - set_it_simple = true; - } - else - { - error.SetErrorString("We don't support returning longer than 64 bit integer values at present."); - } - } - else if (compiler_type.IsFloatingPointType (count, is_complex)) - { - if (is_complex) - error.SetErrorString ("We don't support returning complex values at present"); - else - { - size_t bit_width = compiler_type.GetBitSize(frame_sp.get()); - if (bit_width <= 64) - { - const RegisterInfo *xmm0_info = reg_ctx->GetRegisterInfoByName("xmm0", 0); - RegisterValue xmm0_value; - DataExtractor data; - Error data_error; - size_t num_bytes = new_value_sp->GetData(data, data_error); - if (data_error.Fail()) - { - error.SetErrorStringWithFormat("Couldn't convert return value to raw data: %s", data_error.AsCString()); - return error; - } - - unsigned char buffer[16]; - ByteOrder byte_order = data.GetByteOrder(); - - data.CopyByteOrderedData (0, num_bytes, buffer, 16, byte_order); - xmm0_value.SetBytes(buffer, 16, byte_order); - reg_ctx->WriteRegister(xmm0_info, xmm0_value); - set_it_simple = true; - } - else - { - // FIXME - don't know how to do 80 bit long doubles yet. - error.SetErrorString ("We don't support returning float values > 64 bits at present"); - } + if (data_error.Fail()) { + error.SetErrorStringWithFormat( + "Couldn't convert return value to raw data: %s", + data_error.AsCString()); + return error; } + + unsigned char buffer[16]; + ByteOrder byte_order = data.GetByteOrder(); + + data.CopyByteOrderedData(0, num_bytes, buffer, 16, byte_order); + xmm0_value.SetBytes(buffer, 16, byte_order); + reg_ctx->WriteRegister(xmm0_info, xmm0_value); + set_it_simple = true; + } else { + // FIXME - don't know how to do 80 bit long doubles yet. + error.SetErrorString( + "We don't support returning float values > 64 bits at present"); + } } - - if (!set_it_simple) - { - // Okay we've got a structure or something that doesn't fit in a simple register. - // We should figure out where it really goes, but we don't support this yet. - error.SetErrorString ("We only support setting simple integer and float return types at present."); - } - - return error; + } + + if (!set_it_simple) { + // Okay we've got a structure or something that doesn't fit in a simple + // register. + // We should figure out where it really goes, but we don't support this yet. + error.SetErrorString("We only support setting simple integer and float " + "return types at present."); + } + + return error; } -ValueObjectSP -ABISysV_x86_64::GetReturnValueObjectSimple (Thread &thread, - CompilerType &return_compiler_type) const -{ - ValueObjectSP return_valobj_sp; - Value value; - - if (!return_compiler_type) - return return_valobj_sp; - - //value.SetContext (Value::eContextTypeClangType, return_value_type); - value.SetCompilerType (return_compiler_type); - - RegisterContext *reg_ctx = thread.GetRegisterContext().get(); - if (!reg_ctx) - return return_valobj_sp; - - const uint32_t type_flags = return_compiler_type.GetTypeInfo (); - if (type_flags & eTypeIsScalar) - { - value.SetValueType(Value::eValueTypeScalar); +ValueObjectSP ABISysV_x86_64::GetReturnValueObjectSimple( + Thread &thread, CompilerType &return_compiler_type) const { + ValueObjectSP return_valobj_sp; + Value value; - bool success = false; - if (type_flags & eTypeIsInteger) - { - // Extract the register context so we can read arguments from registers - - const size_t byte_size = return_compiler_type.GetByteSize(nullptr); - uint64_t raw_value = thread.GetRegisterContext()->ReadRegisterAsUnsigned(reg_ctx->GetRegisterInfoByName("rax", 0), 0); - const bool is_signed = (type_flags & eTypeIsSigned) != 0; - switch (byte_size) - { - default: - break; - - case sizeof(uint64_t): - if (is_signed) - value.GetScalar() = (int64_t)(raw_value); - else - value.GetScalar() = (uint64_t)(raw_value); - success = true; - break; + if (!return_compiler_type) + return return_valobj_sp; - case sizeof(uint32_t): - if (is_signed) - value.GetScalar() = (int32_t)(raw_value & UINT32_MAX); - else - value.GetScalar() = (uint32_t)(raw_value & UINT32_MAX); - success = true; - break; + // value.SetContext (Value::eContextTypeClangType, return_value_type); + value.SetCompilerType(return_compiler_type); - case sizeof(uint16_t): - if (is_signed) - value.GetScalar() = (int16_t)(raw_value & UINT16_MAX); - else - value.GetScalar() = (uint16_t)(raw_value & UINT16_MAX); - success = true; - break; + RegisterContext *reg_ctx = thread.GetRegisterContext().get(); + if (!reg_ctx) + return return_valobj_sp; + + const uint32_t type_flags = return_compiler_type.GetTypeInfo(); + if (type_flags & eTypeIsScalar) { + value.SetValueType(Value::eValueTypeScalar); + + bool success = false; + if (type_flags & eTypeIsInteger) { + // Extract the register context so we can read arguments from registers - case sizeof(uint8_t): - if (is_signed) - value.GetScalar() = (int8_t)(raw_value & UINT8_MAX); - else - value.GetScalar() = (uint8_t)(raw_value & UINT8_MAX); + const size_t byte_size = return_compiler_type.GetByteSize(nullptr); + uint64_t raw_value = thread.GetRegisterContext()->ReadRegisterAsUnsigned( + reg_ctx->GetRegisterInfoByName("rax", 0), 0); + const bool is_signed = (type_flags & eTypeIsSigned) != 0; + switch (byte_size) { + default: + break; + + case sizeof(uint64_t): + if (is_signed) + value.GetScalar() = (int64_t)(raw_value); + else + value.GetScalar() = (uint64_t)(raw_value); + success = true; + break; + + case sizeof(uint32_t): + if (is_signed) + value.GetScalar() = (int32_t)(raw_value & UINT32_MAX); + else + value.GetScalar() = (uint32_t)(raw_value & UINT32_MAX); + success = true; + break; + + case sizeof(uint16_t): + if (is_signed) + value.GetScalar() = (int16_t)(raw_value & UINT16_MAX); + else + value.GetScalar() = (uint16_t)(raw_value & UINT16_MAX); + success = true; + break; + + case sizeof(uint8_t): + if (is_signed) + value.GetScalar() = (int8_t)(raw_value & UINT8_MAX); + else + value.GetScalar() = (uint8_t)(raw_value & UINT8_MAX); + success = true; + break; + } + } else if (type_flags & eTypeIsFloat) { + if (type_flags & eTypeIsComplex) { + // Don't handle complex yet. + } else { + const size_t byte_size = return_compiler_type.GetByteSize(nullptr); + if (byte_size <= sizeof(long double)) { + const RegisterInfo *xmm0_info = + reg_ctx->GetRegisterInfoByName("xmm0", 0); + RegisterValue xmm0_value; + if (reg_ctx->ReadRegister(xmm0_info, xmm0_value)) { + DataExtractor data; + if (xmm0_value.GetData(data)) { + lldb::offset_t offset = 0; + if (byte_size == sizeof(float)) { + value.GetScalar() = (float)data.GetFloat(&offset); success = true; - break; - } - } - else if (type_flags & eTypeIsFloat) - { - if (type_flags & eTypeIsComplex) - { - // Don't handle complex yet. - } - else - { - const size_t byte_size = return_compiler_type.GetByteSize(nullptr); - if (byte_size <= sizeof(long double)) - { - const RegisterInfo *xmm0_info = reg_ctx->GetRegisterInfoByName("xmm0", 0); - RegisterValue xmm0_value; - if (reg_ctx->ReadRegister (xmm0_info, xmm0_value)) - { - DataExtractor data; - if (xmm0_value.GetData(data)) - { - lldb::offset_t offset = 0; - if (byte_size == sizeof(float)) - { - value.GetScalar() = (float) data.GetFloat(&offset); - success = true; - } - else if (byte_size == sizeof(double)) - { - value.GetScalar() = (double) data.GetDouble(&offset); - success = true; - } - else if (byte_size == sizeof(long double)) - { - // Don't handle long double since that can be encoded as 80 bit floats... - } - } - } - } + } else if (byte_size == sizeof(double)) { + value.GetScalar() = (double)data.GetDouble(&offset); + success = true; + } else if (byte_size == sizeof(long double)) { + // Don't handle long double since that can be encoded as 80 bit + // floats... + } } + } } - - if (success) - return_valobj_sp = ValueObjectConstResult::Create (thread.GetStackFrameAtIndex(0).get(), - value, - ConstString("")); + } } - else if (type_flags & eTypeIsPointer) - { - unsigned rax_id = reg_ctx->GetRegisterInfoByName("rax", 0)->kinds[eRegisterKindLLDB]; - value.GetScalar() = (uint64_t)thread.GetRegisterContext()->ReadRegisterAsUnsigned(rax_id, 0); - value.SetValueType(Value::eValueTypeScalar); - return_valobj_sp = ValueObjectConstResult::Create (thread.GetStackFrameAtIndex(0).get(), - value, - ConstString("")); - } - else if (type_flags & eTypeIsVector) - { - const size_t byte_size = return_compiler_type.GetByteSize(nullptr); - if (byte_size > 0) - { - const RegisterInfo *altivec_reg = reg_ctx->GetRegisterInfoByName("xmm0", 0); - if (altivec_reg == nullptr) - altivec_reg = reg_ctx->GetRegisterInfoByName("mm0", 0); - - if (altivec_reg) - { - if (byte_size <= altivec_reg->byte_size) - { - ProcessSP process_sp (thread.GetProcess()); - if (process_sp) - { - std::unique_ptr<DataBufferHeap> heap_data_ap (new DataBufferHeap(byte_size, 0)); - const ByteOrder byte_order = process_sp->GetByteOrder(); - RegisterValue reg_value; - if (reg_ctx->ReadRegister(altivec_reg, reg_value)) - { - Error error; - if (reg_value.GetAsMemoryData (altivec_reg, - heap_data_ap->GetBytes(), - heap_data_ap->GetByteSize(), - byte_order, - error)) - { - DataExtractor data (DataBufferSP (heap_data_ap.release()), - byte_order, - process_sp->GetTarget().GetArchitecture().GetAddressByteSize()); - return_valobj_sp = ValueObjectConstResult::Create (&thread, - return_compiler_type, - ConstString(""), - data); - } - } - } - } - else if (byte_size <= altivec_reg->byte_size*2) - { - const RegisterInfo *altivec_reg2 = reg_ctx->GetRegisterInfoByName("xmm1", 0); - if (altivec_reg2) - { - ProcessSP process_sp (thread.GetProcess()); - if (process_sp) - { - std::unique_ptr<DataBufferHeap> heap_data_ap (new DataBufferHeap(byte_size, 0)); - const ByteOrder byte_order = process_sp->GetByteOrder(); - RegisterValue reg_value; - RegisterValue reg_value2; - if (reg_ctx->ReadRegister(altivec_reg, reg_value) && reg_ctx->ReadRegister(altivec_reg2, reg_value2)) - { - - Error error; - if (reg_value.GetAsMemoryData (altivec_reg, - heap_data_ap->GetBytes(), - altivec_reg->byte_size, - byte_order, - error) && - reg_value2.GetAsMemoryData (altivec_reg2, - heap_data_ap->GetBytes() + altivec_reg->byte_size, - heap_data_ap->GetByteSize() - altivec_reg->byte_size, - byte_order, - error)) - { - DataExtractor data (DataBufferSP (heap_data_ap.release()), - byte_order, - process_sp->GetTarget().GetArchitecture().GetAddressByteSize()); - return_valobj_sp = ValueObjectConstResult::Create (&thread, - return_compiler_type, - ConstString(""), - data); - } - } - } - } + + if (success) + return_valobj_sp = ValueObjectConstResult::Create( + thread.GetStackFrameAtIndex(0).get(), value, ConstString("")); + } else if (type_flags & eTypeIsPointer) { + unsigned rax_id = + reg_ctx->GetRegisterInfoByName("rax", 0)->kinds[eRegisterKindLLDB]; + value.GetScalar() = + (uint64_t)thread.GetRegisterContext()->ReadRegisterAsUnsigned(rax_id, + 0); + value.SetValueType(Value::eValueTypeScalar); + return_valobj_sp = ValueObjectConstResult::Create( + thread.GetStackFrameAtIndex(0).get(), value, ConstString("")); + } else if (type_flags & eTypeIsVector) { + const size_t byte_size = return_compiler_type.GetByteSize(nullptr); + if (byte_size > 0) { + const RegisterInfo *altivec_reg = + reg_ctx->GetRegisterInfoByName("xmm0", 0); + if (altivec_reg == nullptr) + altivec_reg = reg_ctx->GetRegisterInfoByName("mm0", 0); + + if (altivec_reg) { + if (byte_size <= altivec_reg->byte_size) { + ProcessSP process_sp(thread.GetProcess()); + if (process_sp) { + std::unique_ptr<DataBufferHeap> heap_data_ap( + new DataBufferHeap(byte_size, 0)); + const ByteOrder byte_order = process_sp->GetByteOrder(); + RegisterValue reg_value; + if (reg_ctx->ReadRegister(altivec_reg, reg_value)) { + Error error; + if (reg_value.GetAsMemoryData( + altivec_reg, heap_data_ap->GetBytes(), + heap_data_ap->GetByteSize(), byte_order, error)) { + DataExtractor data(DataBufferSP(heap_data_ap.release()), + byte_order, process_sp->GetTarget() + .GetArchitecture() + .GetAddressByteSize()); + return_valobj_sp = ValueObjectConstResult::Create( + &thread, return_compiler_type, ConstString(""), data); + } + } + } + } else if (byte_size <= altivec_reg->byte_size * 2) { + const RegisterInfo *altivec_reg2 = + reg_ctx->GetRegisterInfoByName("xmm1", 0); + if (altivec_reg2) { + ProcessSP process_sp(thread.GetProcess()); + if (process_sp) { + std::unique_ptr<DataBufferHeap> heap_data_ap( + new DataBufferHeap(byte_size, 0)); + const ByteOrder byte_order = process_sp->GetByteOrder(); + RegisterValue reg_value; + RegisterValue reg_value2; + if (reg_ctx->ReadRegister(altivec_reg, reg_value) && + reg_ctx->ReadRegister(altivec_reg2, reg_value2)) { + + Error error; + if (reg_value.GetAsMemoryData( + altivec_reg, heap_data_ap->GetBytes(), + altivec_reg->byte_size, byte_order, error) && + reg_value2.GetAsMemoryData( + altivec_reg2, + heap_data_ap->GetBytes() + altivec_reg->byte_size, + heap_data_ap->GetByteSize() - altivec_reg->byte_size, + byte_order, error)) { + DataExtractor data(DataBufferSP(heap_data_ap.release()), + byte_order, process_sp->GetTarget() + .GetArchitecture() + .GetAddressByteSize()); + return_valobj_sp = ValueObjectConstResult::Create( + &thread, return_compiler_type, ConstString(""), data); } + } } + } } + } } - - return return_valobj_sp; + } + + return return_valobj_sp; } -ValueObjectSP -ABISysV_x86_64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_compiler_type) const -{ - ValueObjectSP return_valobj_sp; - - if (!return_compiler_type) - return return_valobj_sp; - - ExecutionContext exe_ctx (thread.shared_from_this()); - return_valobj_sp = GetReturnValueObjectSimple(thread, return_compiler_type); - if (return_valobj_sp) - return return_valobj_sp; - - RegisterContextSP reg_ctx_sp = thread.GetRegisterContext(); - if (!reg_ctx_sp) - return return_valobj_sp; - - const size_t bit_width = return_compiler_type.GetBitSize(&thread); - if (return_compiler_type.IsAggregateType()) - { - Target *target = exe_ctx.GetTargetPtr(); - bool is_memory = true; - if (bit_width <= 128) - { - ByteOrder target_byte_order = target->GetArchitecture().GetByteOrder(); - DataBufferSP data_sp (new DataBufferHeap(16, 0)); - DataExtractor return_ext (data_sp, - target_byte_order, - target->GetArchitecture().GetAddressByteSize()); - - const RegisterInfo *rax_info = reg_ctx_sp->GetRegisterInfoByName("rax", 0); - const RegisterInfo *rdx_info = reg_ctx_sp->GetRegisterInfoByName("rdx", 0); - const RegisterInfo *xmm0_info = reg_ctx_sp->GetRegisterInfoByName("xmm0", 0); - const RegisterInfo *xmm1_info = reg_ctx_sp->GetRegisterInfoByName("xmm1", 0); - - RegisterValue rax_value, rdx_value, xmm0_value, xmm1_value; - reg_ctx_sp->ReadRegister (rax_info, rax_value); - reg_ctx_sp->ReadRegister (rdx_info, rdx_value); - reg_ctx_sp->ReadRegister (xmm0_info, xmm0_value); - reg_ctx_sp->ReadRegister (xmm1_info, xmm1_value); +ValueObjectSP ABISysV_x86_64::GetReturnValueObjectImpl( + Thread &thread, CompilerType &return_compiler_type) const { + ValueObjectSP return_valobj_sp; - DataExtractor rax_data, rdx_data, xmm0_data, xmm1_data; - - rax_value.GetData(rax_data); - rdx_value.GetData(rdx_data); - xmm0_value.GetData(xmm0_data); - xmm1_value.GetData(xmm1_data); - - uint32_t fp_bytes = 0; // Tracks how much of the xmm registers we've consumed so far - uint32_t integer_bytes = 0; // Tracks how much of the rax/rds registers we've consumed so far - - const uint32_t num_children = return_compiler_type.GetNumFields (); - - // Since we are in the small struct regime, assume we are not in memory. - is_memory = false; - - for (uint32_t idx = 0; idx < num_children; idx++) - { - std::string name; - uint64_t field_bit_offset = 0; - bool is_signed; - bool is_complex; - uint32_t count; - - CompilerType field_compiler_type = return_compiler_type.GetFieldAtIndex(idx, name, &field_bit_offset, nullptr, nullptr); - const size_t field_bit_width = field_compiler_type.GetBitSize(&thread); - - // if we don't know the size of the field (e.g. invalid type), just bail out - if (field_bit_width == 0) - break; - - // If there are any unaligned fields, this is stored in memory. - if (field_bit_offset % field_bit_width != 0) - { - is_memory = true; - break; - } - - uint32_t field_byte_width = field_bit_width/8; - uint32_t field_byte_offset = field_bit_offset/8; - - DataExtractor *copy_from_extractor = nullptr; - uint32_t copy_from_offset = 0; - - if (field_compiler_type.IsIntegerOrEnumerationType (is_signed) || field_compiler_type.IsPointerType ()) - { - if (integer_bytes < 8) - { - if (integer_bytes + field_byte_width <= 8) - { - // This is in RAX, copy from register to our result structure: - copy_from_extractor = &rax_data; - copy_from_offset = integer_bytes; - integer_bytes += field_byte_width; - } - else - { - // The next field wouldn't fit in the remaining space, so we pushed it to rdx. - copy_from_extractor = &rdx_data; - copy_from_offset = 0; - integer_bytes = 8 + field_byte_width; - } - } - else if (integer_bytes + field_byte_width <= 16) - { - copy_from_extractor = &rdx_data; - copy_from_offset = integer_bytes - 8; - integer_bytes += field_byte_width; - } - else - { - // The last field didn't fit. I can't see how that would happen w/o the overall size being - // greater than 16 bytes. For now, return a nullptr return value object. - return return_valobj_sp; - } + if (!return_compiler_type) + return return_valobj_sp; + + ExecutionContext exe_ctx(thread.shared_from_this()); + return_valobj_sp = GetReturnValueObjectSimple(thread, return_compiler_type); + if (return_valobj_sp) + return return_valobj_sp; + + RegisterContextSP reg_ctx_sp = thread.GetRegisterContext(); + if (!reg_ctx_sp) + return return_valobj_sp; + + const size_t bit_width = return_compiler_type.GetBitSize(&thread); + if (return_compiler_type.IsAggregateType()) { + Target *target = exe_ctx.GetTargetPtr(); + bool is_memory = true; + if (bit_width <= 128) { + ByteOrder target_byte_order = target->GetArchitecture().GetByteOrder(); + DataBufferSP data_sp(new DataBufferHeap(16, 0)); + DataExtractor return_ext(data_sp, target_byte_order, + target->GetArchitecture().GetAddressByteSize()); + + const RegisterInfo *rax_info = + reg_ctx_sp->GetRegisterInfoByName("rax", 0); + const RegisterInfo *rdx_info = + reg_ctx_sp->GetRegisterInfoByName("rdx", 0); + const RegisterInfo *xmm0_info = + reg_ctx_sp->GetRegisterInfoByName("xmm0", 0); + const RegisterInfo *xmm1_info = + reg_ctx_sp->GetRegisterInfoByName("xmm1", 0); + + RegisterValue rax_value, rdx_value, xmm0_value, xmm1_value; + reg_ctx_sp->ReadRegister(rax_info, rax_value); + reg_ctx_sp->ReadRegister(rdx_info, rdx_value); + reg_ctx_sp->ReadRegister(xmm0_info, xmm0_value); + reg_ctx_sp->ReadRegister(xmm1_info, xmm1_value); + + DataExtractor rax_data, rdx_data, xmm0_data, xmm1_data; + + rax_value.GetData(rax_data); + rdx_value.GetData(rdx_data); + xmm0_value.GetData(xmm0_data); + xmm1_value.GetData(xmm1_data); + + uint32_t fp_bytes = + 0; // Tracks how much of the xmm registers we've consumed so far + uint32_t integer_bytes = + 0; // Tracks how much of the rax/rds registers we've consumed so far + + const uint32_t num_children = return_compiler_type.GetNumFields(); + + // Since we are in the small struct regime, assume we are not in memory. + is_memory = false; + + for (uint32_t idx = 0; idx < num_children; idx++) { + std::string name; + uint64_t field_bit_offset = 0; + bool is_signed; + bool is_complex; + uint32_t count; + + CompilerType field_compiler_type = return_compiler_type.GetFieldAtIndex( + idx, name, &field_bit_offset, nullptr, nullptr); + const size_t field_bit_width = field_compiler_type.GetBitSize(&thread); + + // if we don't know the size of the field (e.g. invalid type), just bail + // out + if (field_bit_width == 0) + break; + + // If there are any unaligned fields, this is stored in memory. + if (field_bit_offset % field_bit_width != 0) { + is_memory = true; + break; + } + + uint32_t field_byte_width = field_bit_width / 8; + uint32_t field_byte_offset = field_bit_offset / 8; + + DataExtractor *copy_from_extractor = nullptr; + uint32_t copy_from_offset = 0; + + if (field_compiler_type.IsIntegerOrEnumerationType(is_signed) || + field_compiler_type.IsPointerType()) { + if (integer_bytes < 8) { + if (integer_bytes + field_byte_width <= 8) { + // This is in RAX, copy from register to our result structure: + copy_from_extractor = &rax_data; + copy_from_offset = integer_bytes; + integer_bytes += field_byte_width; + } else { + // The next field wouldn't fit in the remaining space, so we + // pushed it to rdx. + copy_from_extractor = &rdx_data; + copy_from_offset = 0; + integer_bytes = 8 + field_byte_width; + } + } else if (integer_bytes + field_byte_width <= 16) { + copy_from_extractor = &rdx_data; + copy_from_offset = integer_bytes - 8; + integer_bytes += field_byte_width; + } else { + // The last field didn't fit. I can't see how that would happen w/o + // the overall size being + // greater than 16 bytes. For now, return a nullptr return value + // object. + return return_valobj_sp; + } + } else if (field_compiler_type.IsFloatingPointType(count, is_complex)) { + // Structs with long doubles are always passed in memory. + if (field_bit_width == 128) { + is_memory = true; + break; + } else if (field_bit_width == 64) { + // These have to be in a single xmm register. + if (fp_bytes == 0) + copy_from_extractor = &xmm0_data; + else + copy_from_extractor = &xmm1_data; + + copy_from_offset = 0; + fp_bytes += field_byte_width; + } else if (field_bit_width == 32) { + // This one is kind of complicated. If we are in an "eightbyte" + // with another float, we'll + // be stuffed into an xmm register with it. If we are in an + // "eightbyte" with one or more ints, + // then we will be stuffed into the appropriate GPR with them. + bool in_gpr; + if (field_byte_offset % 8 == 0) { + // We are at the beginning of one of the eightbytes, so check the + // next element (if any) + if (idx == num_children - 1) + in_gpr = false; + else { + uint64_t next_field_bit_offset = 0; + CompilerType next_field_compiler_type = + return_compiler_type.GetFieldAtIndex(idx + 1, name, + &next_field_bit_offset, + nullptr, nullptr); + if (next_field_compiler_type.IsIntegerOrEnumerationType( + is_signed)) + in_gpr = true; + else { + copy_from_offset = 0; + in_gpr = false; } - else if (field_compiler_type.IsFloatingPointType (count, is_complex)) - { - // Structs with long doubles are always passed in memory. - if (field_bit_width == 128) - { - is_memory = true; - break; - } - else if (field_bit_width == 64) - { - // These have to be in a single xmm register. - if (fp_bytes == 0) - copy_from_extractor = &xmm0_data; - else - copy_from_extractor = &xmm1_data; - - copy_from_offset = 0; - fp_bytes += field_byte_width; - } - else if (field_bit_width == 32) - { - // This one is kind of complicated. If we are in an "eightbyte" with another float, we'll - // be stuffed into an xmm register with it. If we are in an "eightbyte" with one or more ints, - // then we will be stuffed into the appropriate GPR with them. - bool in_gpr; - if (field_byte_offset % 8 == 0) - { - // We are at the beginning of one of the eightbytes, so check the next element (if any) - if (idx == num_children - 1) - in_gpr = false; - else - { - uint64_t next_field_bit_offset = 0; - CompilerType next_field_compiler_type = return_compiler_type.GetFieldAtIndex (idx + 1, - name, - &next_field_bit_offset, - nullptr, - nullptr); - if (next_field_compiler_type.IsIntegerOrEnumerationType (is_signed)) - in_gpr = true; - else - { - copy_from_offset = 0; - in_gpr = false; - } - } - } - else if (field_byte_offset % 4 == 0) - { - // We are inside of an eightbyte, so see if the field before us is floating point: - // This could happen if somebody put padding in the structure. - if (idx == 0) - in_gpr = false; - else - { - uint64_t prev_field_bit_offset = 0; - CompilerType prev_field_compiler_type = return_compiler_type.GetFieldAtIndex (idx - 1, - name, - &prev_field_bit_offset, - nullptr, - nullptr); - if (prev_field_compiler_type.IsIntegerOrEnumerationType (is_signed)) - in_gpr = true; - else - { - copy_from_offset = 4; - in_gpr = false; - } - } - } - else - { - is_memory = true; - continue; - } - - // Okay, we've figured out whether we are in GPR or XMM, now figure out which one. - if (in_gpr) - { - if (integer_bytes < 8) - { - // This is in RAX, copy from register to our result structure: - copy_from_extractor = &rax_data; - copy_from_offset = integer_bytes; - integer_bytes += field_byte_width; - } - else - { - copy_from_extractor = &rdx_data; - copy_from_offset = integer_bytes - 8; - integer_bytes += field_byte_width; - } - } - else - { - if (fp_bytes < 8) - copy_from_extractor = &xmm0_data; - else - copy_from_extractor = &xmm1_data; - - fp_bytes += field_byte_width; - } - } + } + } else if (field_byte_offset % 4 == 0) { + // We are inside of an eightbyte, so see if the field before us is + // floating point: + // This could happen if somebody put padding in the structure. + if (idx == 0) + in_gpr = false; + else { + uint64_t prev_field_bit_offset = 0; + CompilerType prev_field_compiler_type = + return_compiler_type.GetFieldAtIndex(idx - 1, name, + &prev_field_bit_offset, + nullptr, nullptr); + if (prev_field_compiler_type.IsIntegerOrEnumerationType( + is_signed)) + in_gpr = true; + else { + copy_from_offset = 4; + in_gpr = false; } - - // These two tests are just sanity checks. If I somehow get the - // type calculation wrong above it is better to just return nothing - // than to assert or crash. - if (!copy_from_extractor) - return return_valobj_sp; - if (copy_from_offset + field_byte_width > copy_from_extractor->GetByteSize()) - return return_valobj_sp; - - copy_from_extractor->CopyByteOrderedData (copy_from_offset, - field_byte_width, - data_sp->GetBytes() + field_byte_offset, - field_byte_width, - target_byte_order); + } + } else { + is_memory = true; + continue; } - - if (!is_memory) - { - // The result is in our data buffer. Let's make a variable object out of it: - return_valobj_sp = ValueObjectConstResult::Create (&thread, - return_compiler_type, - ConstString(""), - return_ext); + + // Okay, we've figured out whether we are in GPR or XMM, now figure + // out which one. + if (in_gpr) { + if (integer_bytes < 8) { + // This is in RAX, copy from register to our result structure: + copy_from_extractor = &rax_data; + copy_from_offset = integer_bytes; + integer_bytes += field_byte_width; + } else { + copy_from_extractor = &rdx_data; + copy_from_offset = integer_bytes - 8; + integer_bytes += field_byte_width; + } + } else { + if (fp_bytes < 8) + copy_from_extractor = &xmm0_data; + else + copy_from_extractor = &xmm1_data; + + fp_bytes += field_byte_width; } + } } - // FIXME: This is just taking a guess, rax may very well no longer hold the return storage location. - // If we are going to do this right, when we make a new frame we should check to see if it uses a memory - // return, and if we are at the first instruction and if so stash away the return location. Then we would - // only return the memory return value if we know it is valid. - - if (is_memory) - { - unsigned rax_id = reg_ctx_sp->GetRegisterInfoByName("rax", 0)->kinds[eRegisterKindLLDB]; - lldb::addr_t storage_addr = (uint64_t)thread.GetRegisterContext()->ReadRegisterAsUnsigned(rax_id, 0); - return_valobj_sp = ValueObjectMemory::Create(&thread, - "", - Address(storage_addr, nullptr), - return_compiler_type); - } + // These two tests are just sanity checks. If I somehow get the + // type calculation wrong above it is better to just return nothing + // than to assert or crash. + if (!copy_from_extractor) + return return_valobj_sp; + if (copy_from_offset + field_byte_width > + copy_from_extractor->GetByteSize()) + return return_valobj_sp; + + copy_from_extractor->CopyByteOrderedData( + copy_from_offset, field_byte_width, + data_sp->GetBytes() + field_byte_offset, field_byte_width, + target_byte_order); + } + + if (!is_memory) { + // The result is in our data buffer. Let's make a variable object out + // of it: + return_valobj_sp = ValueObjectConstResult::Create( + &thread, return_compiler_type, ConstString(""), return_ext); + } } - - return return_valobj_sp; + + // FIXME: This is just taking a guess, rax may very well no longer hold the + // return storage location. + // If we are going to do this right, when we make a new frame we should + // check to see if it uses a memory + // return, and if we are at the first instruction and if so stash away the + // return location. Then we would + // only return the memory return value if we know it is valid. + + if (is_memory) { + unsigned rax_id = + reg_ctx_sp->GetRegisterInfoByName("rax", 0)->kinds[eRegisterKindLLDB]; + lldb::addr_t storage_addr = + (uint64_t)thread.GetRegisterContext()->ReadRegisterAsUnsigned(rax_id, + 0); + return_valobj_sp = ValueObjectMemory::Create( + &thread, "", Address(storage_addr, nullptr), return_compiler_type); + } + } + + return return_valobj_sp; } // This defines the CFA as rsp+8 // the saved pc is at CFA-8 (i.e. rsp+0) // The saved rsp is CFA+0 -bool -ABISysV_x86_64::CreateFunctionEntryUnwindPlan (UnwindPlan &unwind_plan) -{ - unwind_plan.Clear(); - unwind_plan.SetRegisterKind (eRegisterKindDWARF); - - uint32_t sp_reg_num = dwarf_rsp; - uint32_t pc_reg_num = dwarf_rip; - - UnwindPlan::RowSP row(new UnwindPlan::Row); - row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 8); - row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -8, false); - row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true); - unwind_plan.AppendRow (row); - unwind_plan.SetSourceName ("x86_64 at-func-entry default"); - unwind_plan.SetSourcedFromCompiler (eLazyBoolNo); - return true; +bool ABISysV_x86_64::CreateFunctionEntryUnwindPlan(UnwindPlan &unwind_plan) { + unwind_plan.Clear(); + unwind_plan.SetRegisterKind(eRegisterKindDWARF); + + uint32_t sp_reg_num = dwarf_rsp; + uint32_t pc_reg_num = dwarf_rip; + + UnwindPlan::RowSP row(new UnwindPlan::Row); + row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 8); + row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -8, false); + row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true); + unwind_plan.AppendRow(row); + unwind_plan.SetSourceName("x86_64 at-func-entry default"); + unwind_plan.SetSourcedFromCompiler(eLazyBoolNo); + return true; } // This defines the CFA as rbp+16 @@ -1053,137 +1868,114 @@ ABISysV_x86_64::CreateFunctionEntryUnwindPlan (UnwindPlan &unwind_plan) // The saved rbp is at CFA-16 (i.e. rbp+0) // The saved rsp is CFA+0 -bool -ABISysV_x86_64::CreateDefaultUnwindPlan (UnwindPlan &unwind_plan) -{ - unwind_plan.Clear(); - unwind_plan.SetRegisterKind (eRegisterKindDWARF); - - uint32_t fp_reg_num = dwarf_rbp; - uint32_t sp_reg_num = dwarf_rsp; - uint32_t pc_reg_num = dwarf_rip; - - UnwindPlan::RowSP row(new UnwindPlan::Row); - - const int32_t ptr_size = 8; - row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_rbp, 2 * ptr_size); - row->SetOffset (0); - - row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true); - row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true); - row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true); - - unwind_plan.AppendRow (row); - unwind_plan.SetSourceName ("x86_64 default unwind plan"); - unwind_plan.SetSourcedFromCompiler (eLazyBoolNo); - unwind_plan.SetUnwindPlanValidAtAllInstructions (eLazyBoolNo); - return true; +bool ABISysV_x86_64::CreateDefaultUnwindPlan(UnwindPlan &unwind_plan) { + unwind_plan.Clear(); + unwind_plan.SetRegisterKind(eRegisterKindDWARF); + + uint32_t fp_reg_num = dwarf_rbp; + uint32_t sp_reg_num = dwarf_rsp; + uint32_t pc_reg_num = dwarf_rip; + + UnwindPlan::RowSP row(new UnwindPlan::Row); + + const int32_t ptr_size = 8; + row->GetCFAValue().SetIsRegisterPlusOffset(dwarf_rbp, 2 * ptr_size); + row->SetOffset(0); + + row->SetRegisterLocationToAtCFAPlusOffset(fp_reg_num, ptr_size * -2, true); + row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, ptr_size * -1, true); + row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true); + + unwind_plan.AppendRow(row); + unwind_plan.SetSourceName("x86_64 default unwind plan"); + unwind_plan.SetSourcedFromCompiler(eLazyBoolNo); + unwind_plan.SetUnwindPlanValidAtAllInstructions(eLazyBoolNo); + return true; } -bool -ABISysV_x86_64::RegisterIsVolatile (const RegisterInfo *reg_info) -{ - return !RegisterIsCalleeSaved (reg_info); +bool ABISysV_x86_64::RegisterIsVolatile(const RegisterInfo *reg_info) { + return !RegisterIsCalleeSaved(reg_info); } -// See "Register Usage" in the +// See "Register Usage" in the // "System V Application Binary Interface" -// "AMD64 Architecture Processor Supplement" +// "AMD64 Architecture Processor Supplement" // (or "x86-64(tm) Architecture Processor Supplement" in earlier revisions) // (this doc is also commonly referred to as the x86-64/AMD64 psABI) // Edited by Michael Matz, Jan Hubicka, Andreas Jaeger, and Mark Mitchell -// current version is 0.99.6 released 2012-07-02 at http://refspecs.linuxfoundation.org/elf/x86-64-abi-0.99.pdf +// current version is 0.99.6 released 2012-07-02 at +// http://refspecs.linuxfoundation.org/elf/x86-64-abi-0.99.pdf // It's being revised & updated at https://github.com/hjl-tools/x86-psABI/ -bool -ABISysV_x86_64::RegisterIsCalleeSaved (const RegisterInfo *reg_info) -{ - if (reg_info) - { - // Preserved registers are : - // rbx, rsp, rbp, r12, r13, r14, r15 - // mxcsr (partially preserved) - // x87 control word - - const char *name = reg_info->name; - if (name[0] == 'r') - { - switch (name[1]) - { - case '1': // r12, r13, r14, r15 - if (name[2] >= '2' && name[2] <= '5') - return name[3] == '\0'; - break; - - default: - break; - } - } +bool ABISysV_x86_64::RegisterIsCalleeSaved(const RegisterInfo *reg_info) { + if (reg_info) { + // Preserved registers are : + // rbx, rsp, rbp, r12, r13, r14, r15 + // mxcsr (partially preserved) + // x87 control word + + const char *name = reg_info->name; + if (name[0] == 'r') { + switch (name[1]) { + case '1': // r12, r13, r14, r15 + if (name[2] >= '2' && name[2] <= '5') + return name[3] == '\0'; + break; + + default: + break; + } + } - // Accept shorter-variant versions, rbx/ebx, rip/ eip, etc. - if (name[0] == 'r' || name[0] == 'e') - { - switch (name[1]) - { - case 'b': // rbp, rbx - if (name[2] == 'p' || name[2] == 'x') - return name[3] == '\0'; - break; - - case 'i': // rip - if (name[2] == 'p') - return name[3] == '\0'; - break; - - case 's': // rsp - if (name[2] == 'p') - return name[3] == '\0'; - break; - } - } - if (name[0] == 's' && name[1] == 'p' && name[2] == '\0') // sp - return true; - if (name[0] == 'f' && name[1] == 'p' && name[2] == '\0') // fp - return true; - if (name[0] == 'p' && name[1] == 'c' && name[2] == '\0') // pc - return true; + // Accept shorter-variant versions, rbx/ebx, rip/ eip, etc. + if (name[0] == 'r' || name[0] == 'e') { + switch (name[1]) { + case 'b': // rbp, rbx + if (name[2] == 'p' || name[2] == 'x') + return name[3] == '\0'; + break; + + case 'i': // rip + if (name[2] == 'p') + return name[3] == '\0'; + break; + + case 's': // rsp + if (name[2] == 'p') + return name[3] == '\0'; + break; + } } - return false; + if (name[0] == 's' && name[1] == 'p' && name[2] == '\0') // sp + return true; + if (name[0] == 'f' && name[1] == 'p' && name[2] == '\0') // fp + return true; + if (name[0] == 'p' && name[1] == 'c' && name[2] == '\0') // pc + return true; + } + return false; } -void -ABISysV_x86_64::Initialize() -{ - PluginManager::RegisterPlugin (GetPluginNameStatic(), - "System V ABI for x86_64 targets", - CreateInstance); +void ABISysV_x86_64::Initialize() { + PluginManager::RegisterPlugin( + GetPluginNameStatic(), "System V ABI for x86_64 targets", CreateInstance); } -void -ABISysV_x86_64::Terminate() -{ - PluginManager::UnregisterPlugin (CreateInstance); +void ABISysV_x86_64::Terminate() { + PluginManager::UnregisterPlugin(CreateInstance); } -lldb_private::ConstString -ABISysV_x86_64::GetPluginNameStatic() -{ - static ConstString g_name("sysv-x86_64"); - return g_name; +lldb_private::ConstString ABISysV_x86_64::GetPluginNameStatic() { + static ConstString g_name("sysv-x86_64"); + return g_name; } //------------------------------------------------------------------ // PluginInterface protocol //------------------------------------------------------------------ -lldb_private::ConstString -ABISysV_x86_64::GetPluginName() -{ - return GetPluginNameStatic(); +lldb_private::ConstString ABISysV_x86_64::GetPluginName() { + return GetPluginNameStatic(); } -uint32_t -ABISysV_x86_64::GetPluginVersion() -{ - return 1; -} +uint32_t ABISysV_x86_64::GetPluginVersion() { return 1; } |