diff options
Diffstat (limited to 'lldb/source/Plugins/ABI/MacOSX-i386/ABIMacOSX_i386.cpp')
| -rw-r--r-- | lldb/source/Plugins/ABI/MacOSX-i386/ABIMacOSX_i386.cpp | 1573 |
1 files changed, 1036 insertions, 537 deletions
diff --git a/lldb/source/Plugins/ABI/MacOSX-i386/ABIMacOSX_i386.cpp b/lldb/source/Plugins/ABI/MacOSX-i386/ABIMacOSX_i386.cpp index be47e34d032..6eead6f35e3 100644 --- a/lldb/source/Plugins/ABI/MacOSX-i386/ABIMacOSX_i386.cpp +++ b/lldb/source/Plugins/ABI/MacOSX-i386/ABIMacOSX_i386.cpp @@ -34,491 +34,1010 @@ using namespace lldb; using namespace lldb_private; -enum -{ - ehframe_eax = 0, - ehframe_ecx, - ehframe_edx, - ehframe_ebx, - ehframe_ebp, // Different from DWARF the regnums - eh_frame esp/ebp had their regnums switched on i386 darwin - ehframe_esp, // Different from DWARF the regnums - eh_frame esp/ebp had their regnums switched on i386 darwin - ehframe_esi, - ehframe_edi, - ehframe_eip, - ehframe_eflags +enum { + ehframe_eax = 0, + ehframe_ecx, + ehframe_edx, + ehframe_ebx, + ehframe_ebp, // Different from DWARF the regnums - eh_frame esp/ebp had their + // regnums switched on i386 darwin + ehframe_esp, // Different from DWARF the regnums - eh_frame esp/ebp had their + // regnums switched on i386 darwin + ehframe_esi, + ehframe_edi, + ehframe_eip, + ehframe_eflags }; -enum -{ - dwarf_eax = 0, - dwarf_ecx, - dwarf_edx, - dwarf_ebx, - dwarf_esp, - dwarf_ebp, - dwarf_esi, - dwarf_edi, - dwarf_eip, - dwarf_eflags, - dwarf_stmm0 = 11, - dwarf_stmm1, - dwarf_stmm2, - dwarf_stmm3, - dwarf_stmm4, - dwarf_stmm5, - dwarf_stmm6, - dwarf_stmm7, - dwarf_xmm0 = 21, - dwarf_xmm1, - dwarf_xmm2, - dwarf_xmm3, - dwarf_xmm4, - dwarf_xmm5, - dwarf_xmm6, - dwarf_xmm7, - dwarf_ymm0 = dwarf_xmm0, - dwarf_ymm1 = dwarf_xmm1, - dwarf_ymm2 = dwarf_xmm2, - dwarf_ymm3 = dwarf_xmm3, - dwarf_ymm4 = dwarf_xmm4, - dwarf_ymm5 = dwarf_xmm5, - dwarf_ymm6 = dwarf_xmm6, - dwarf_ymm7 = dwarf_xmm7 +enum { + dwarf_eax = 0, + dwarf_ecx, + dwarf_edx, + dwarf_ebx, + dwarf_esp, + dwarf_ebp, + dwarf_esi, + dwarf_edi, + dwarf_eip, + dwarf_eflags, + dwarf_stmm0 = 11, + dwarf_stmm1, + dwarf_stmm2, + dwarf_stmm3, + dwarf_stmm4, + dwarf_stmm5, + dwarf_stmm6, + dwarf_stmm7, + dwarf_xmm0 = 21, + dwarf_xmm1, + dwarf_xmm2, + dwarf_xmm3, + dwarf_xmm4, + dwarf_xmm5, + dwarf_xmm6, + dwarf_xmm7, + dwarf_ymm0 = dwarf_xmm0, + dwarf_ymm1 = dwarf_xmm1, + dwarf_ymm2 = dwarf_xmm2, + dwarf_ymm3 = dwarf_xmm3, + dwarf_ymm4 = dwarf_xmm4, + dwarf_ymm5 = dwarf_xmm5, + dwarf_ymm6 = dwarf_xmm6, + dwarf_ymm7 = dwarf_xmm7 }; -static RegisterInfo g_register_infos[] = -{ - // NAME ALT SZ OFF ENCODING FORMAT EH_FRAME DWARF GENERIC PROCESS PLUGIN LLDB NATIVE - // ====== ======= == === ============= ============ ===================== ===================== ============================ ==================== ====================== - { "eax", nullptr, 4, 0, eEncodingUint , eFormatHex , { ehframe_eax , dwarf_eax , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "ebx" , nullptr, 4, 0, eEncodingUint , eFormatHex , { ehframe_ebx , dwarf_ebx , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "ecx" , nullptr, 4, 0, eEncodingUint , eFormatHex , { ehframe_ecx , dwarf_ecx , LLDB_REGNUM_GENERIC_ARG4 , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "edx" , nullptr, 4, 0, eEncodingUint , eFormatHex , { ehframe_edx , dwarf_edx , LLDB_REGNUM_GENERIC_ARG3 , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "esi" , nullptr, 4, 0, eEncodingUint , eFormatHex , { ehframe_esi , dwarf_esi , LLDB_REGNUM_GENERIC_ARG2 , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "edi" , nullptr, 4, 0, eEncodingUint , eFormatHex , { ehframe_edi , dwarf_edi , LLDB_REGNUM_GENERIC_ARG1 , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "ebp" , "fp", 4, 0, eEncodingUint , eFormatHex , { ehframe_ebp , dwarf_ebp , LLDB_REGNUM_GENERIC_FP , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "esp" , "sp", 4, 0, eEncodingUint , eFormatHex , { ehframe_esp , dwarf_esp , LLDB_REGNUM_GENERIC_SP , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "eip" , "pc", 4, 0, eEncodingUint , eFormatHex , { ehframe_eip , dwarf_eip , LLDB_REGNUM_GENERIC_PC , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "eflags", 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, { LLDB_INVALID_REGNUM , dwarf_stmm0 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "stmm1" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_stmm1 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "stmm2" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_stmm2 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "stmm3" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_stmm3 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "stmm4" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_stmm4 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "stmm5" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_stmm5 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "stmm6" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_stmm6 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "stmm7" , nullptr,10, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , 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, { LLDB_INVALID_REGNUM , dwarf_xmm0 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "xmm1" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_xmm1 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "xmm2" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_xmm2 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "xmm3" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_xmm3 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "xmm4" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_xmm4 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "xmm5" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_xmm5 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "xmm6" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_xmm6 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "xmm7" , nullptr,16, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_xmm7 , 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, { LLDB_INVALID_REGNUM , dwarf_ymm0 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "ymm1" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_ymm1 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "ymm2" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_ymm2 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "ymm3" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_ymm3 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "ymm4" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_ymm4 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "ymm5" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_ymm5 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "ymm6" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_ymm6 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 }, - { "ymm7" , nullptr,32, 0, eEncodingVector, eFormatVectorOfUInt8, { LLDB_INVALID_REGNUM , dwarf_ymm7 , LLDB_INVALID_REGNUM , LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM }, nullptr, nullptr, nullptr, 0 } -}; +static RegisterInfo g_register_infos[] = { + // NAME ALT SZ OFF ENCODING FORMAT + // EH_FRAME DWARF GENERIC + // PROCESS PLUGIN LLDB NATIVE + // ====== ======= == === ============= ============ + // ===================== ===================== ============================ + // ==================== ====================== + {"eax", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {ehframe_eax, dwarf_eax, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ebx", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {ehframe_ebx, dwarf_ebx, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ecx", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {ehframe_ecx, dwarf_ecx, LLDB_REGNUM_GENERIC_ARG4, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"edx", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {ehframe_edx, dwarf_edx, LLDB_REGNUM_GENERIC_ARG3, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"esi", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {ehframe_esi, dwarf_esi, LLDB_REGNUM_GENERIC_ARG2, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"edi", + nullptr, + 4, + 0, + eEncodingUint, + eFormatHex, + {ehframe_edi, dwarf_edi, LLDB_REGNUM_GENERIC_ARG1, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ebp", + "fp", + 4, + 0, + eEncodingUint, + eFormatHex, + {ehframe_ebp, dwarf_ebp, LLDB_REGNUM_GENERIC_FP, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"esp", + "sp", + 4, + 0, + eEncodingUint, + eFormatHex, + {ehframe_esp, dwarf_esp, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"eip", + "pc", + 4, + 0, + eEncodingUint, + eFormatHex, + {ehframe_eip, dwarf_eip, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"eflags", + 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, + {LLDB_INVALID_REGNUM, dwarf_stmm0, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm1", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_stmm1, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm2", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_stmm2, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm3", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_stmm3, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm4", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_stmm4, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm5", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_stmm5, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm6", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_stmm6, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"stmm7", + nullptr, + 10, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, 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, + {LLDB_INVALID_REGNUM, dwarf_xmm0, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm1", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_xmm1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm2", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_xmm2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm3", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_xmm3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm4", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_xmm4, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm5", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_xmm5, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm6", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_xmm6, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"xmm7", + nullptr, + 16, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_xmm7, 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, + {LLDB_INVALID_REGNUM, dwarf_ymm0, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm1", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_ymm1, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm2", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_ymm2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm3", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_ymm3, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm4", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_ymm4, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm5", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_ymm5, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm6", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_ymm6, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM, + LLDB_INVALID_REGNUM}, + nullptr, + nullptr, + nullptr, + 0}, + {"ymm7", + nullptr, + 32, + 0, + eEncodingVector, + eFormatVectorOfUInt8, + {LLDB_INVALID_REGNUM, dwarf_ymm7, 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 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 * -ABIMacOSX_i386::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(); - } +ABIMacOSX_i386::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 -ABIMacOSX_i386::GetRedZoneSize () const -{ - return 0; -} +size_t ABIMacOSX_i386::GetRedZoneSize() const { return 0; } //------------------------------------------------------------------ // Static Functions //------------------------------------------------------------------ ABISP -ABIMacOSX_i386::CreateInstance (const ArchSpec &arch) -{ - static ABISP g_abi_sp; - if ((arch.GetTriple().getArch() == llvm::Triple::x86) && - (arch.GetTriple().isMacOSX() || arch.GetTriple().isiOS() || arch.GetTriple().isWatchOS())) - { - if (!g_abi_sp) - g_abi_sp.reset (new ABIMacOSX_i386); - return g_abi_sp; - } - return ABISP(); +ABIMacOSX_i386::CreateInstance(const ArchSpec &arch) { + static ABISP g_abi_sp; + if ((arch.GetTriple().getArch() == llvm::Triple::x86) && + (arch.GetTriple().isMacOSX() || arch.GetTriple().isiOS() || + arch.GetTriple().isWatchOS())) { + if (!g_abi_sp) + g_abi_sp.reset(new ABIMacOSX_i386); + return g_abi_sp; + } + return ABISP(); } -bool -ABIMacOSX_i386::PrepareTrivialCall (Thread &thread, - addr_t sp, - addr_t func_addr, - addr_t return_addr, - llvm::ArrayRef<addr_t> args) const -{ - RegisterContext *reg_ctx = thread.GetRegisterContext().get(); - if (!reg_ctx) - return false; - uint32_t pc_reg_num = reg_ctx->ConvertRegisterKindToRegisterNumber (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_PC); - uint32_t sp_reg_num = reg_ctx->ConvertRegisterKindToRegisterNumber (eRegisterKindGeneric, LLDB_REGNUM_GENERIC_SP); - - // When writing a register value down to memory, the register info used - // to write memory just needs to have the correct size of a 32 bit register, - // the actual register it pertains to is not important, just the size needs - // to be correct. Here we use "eax"... - const RegisterInfo *reg_info_32 = reg_ctx->GetRegisterInfoByName("eax"); - if (!reg_info_32) - return false; // TODO this should actually never happen - - // Make room for the argument(s) on the stack - - Error error; - RegisterValue reg_value; - - // Write any arguments onto the stack - sp -= 4 * args.size(); - - // Align the SP - sp &= ~(16ull-1ull); // 16-byte alignment - - addr_t arg_pos = sp; - - for (addr_t arg : args) - { - reg_value.SetUInt32(arg); - error = reg_ctx->WriteRegisterValueToMemory (reg_info_32, - arg_pos, - reg_info_32->byte_size, - reg_value); - if (error.Fail()) - return false; - arg_pos += 4; - } - - // The return address is pushed onto the stack (yes after we just set the - // alignment above!). - sp -= 4; - reg_value.SetUInt32(return_addr); - error = reg_ctx->WriteRegisterValueToMemory (reg_info_32, - sp, - reg_info_32->byte_size, - reg_value); +bool ABIMacOSX_i386::PrepareTrivialCall(Thread &thread, addr_t sp, + addr_t func_addr, addr_t return_addr, + llvm::ArrayRef<addr_t> args) const { + RegisterContext *reg_ctx = thread.GetRegisterContext().get(); + if (!reg_ctx) + return false; + uint32_t pc_reg_num = reg_ctx->ConvertRegisterKindToRegisterNumber( + eRegisterKindGeneric, LLDB_REGNUM_GENERIC_PC); + uint32_t sp_reg_num = reg_ctx->ConvertRegisterKindToRegisterNumber( + eRegisterKindGeneric, LLDB_REGNUM_GENERIC_SP); + + // When writing a register value down to memory, the register info used + // to write memory just needs to have the correct size of a 32 bit register, + // the actual register it pertains to is not important, just the size needs + // to be correct. Here we use "eax"... + const RegisterInfo *reg_info_32 = reg_ctx->GetRegisterInfoByName("eax"); + if (!reg_info_32) + return false; // TODO this should actually never happen + + // Make room for the argument(s) on the stack + + Error error; + RegisterValue reg_value; + + // Write any arguments onto the stack + sp -= 4 * args.size(); + + // Align the SP + sp &= ~(16ull - 1ull); // 16-byte alignment + + addr_t arg_pos = sp; + + for (addr_t arg : args) { + reg_value.SetUInt32(arg); + error = reg_ctx->WriteRegisterValueToMemory( + reg_info_32, arg_pos, reg_info_32->byte_size, reg_value); if (error.Fail()) - return false; - - // %esp is set to the actual stack value. - - if (!reg_ctx->WriteRegisterFromUnsigned (sp_reg_num, sp)) - return false; - - // %eip is set to the address of the called function. - - if (!reg_ctx->WriteRegisterFromUnsigned (pc_reg_num, func_addr)) - return false; - - return true; -} + return false; + arg_pos += 4; + } -static bool -ReadIntegerArgument (Scalar &scalar, - unsigned int bit_width, - bool is_signed, - Process *process, - addr_t ¤t_stack_argument) -{ - - uint32_t byte_size = (bit_width + (8-1))/8; - Error error; - if (process->ReadScalarIntegerFromMemory(current_stack_argument, byte_size, is_signed, scalar, error)) - { - current_stack_argument += byte_size; - return true; - } + // The return address is pushed onto the stack (yes after we just set the + // alignment above!). + sp -= 4; + reg_value.SetUInt32(return_addr); + error = reg_ctx->WriteRegisterValueToMemory( + reg_info_32, sp, reg_info_32->byte_size, reg_value); + if (error.Fail()) + return false; + + // %esp is set to the actual stack value. + + if (!reg_ctx->WriteRegisterFromUnsigned(sp_reg_num, sp)) + return false; + + // %eip is set to the address of the called function. + + if (!reg_ctx->WriteRegisterFromUnsigned(pc_reg_num, func_addr)) return false; + + return true; } -bool -ABIMacOSX_i386::GetArgumentValues (Thread &thread, - ValueList &values) const -{ - unsigned int num_values = values.GetSize(); - unsigned int value_index; - - // Get the pointer to the first stack argument so we have a place to start - // when reading data - - RegisterContext *reg_ctx = thread.GetRegisterContext().get(); - - if (!reg_ctx) - return false; - - addr_t sp = reg_ctx->GetSP(0); - - if (!sp) - return false; - - addr_t current_stack_argument = sp + 4; // jump over return address - - 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) - { - bool is_signed; - - if (compiler_type.IsIntegerOrEnumerationType (is_signed)) - { - ReadIntegerArgument(value->GetScalar(), - compiler_type.GetBitSize(&thread), - is_signed, - thread.GetProcess().get(), - current_stack_argument); - } - else if (compiler_type.IsPointerType()) - { - ReadIntegerArgument(value->GetScalar(), - compiler_type.GetBitSize(&thread), - false, - thread.GetProcess().get(), - current_stack_argument); - } - } - } - +static bool ReadIntegerArgument(Scalar &scalar, unsigned int bit_width, + bool is_signed, Process *process, + addr_t ¤t_stack_argument) { + + uint32_t byte_size = (bit_width + (8 - 1)) / 8; + Error error; + if (process->ReadScalarIntegerFromMemory(current_stack_argument, byte_size, + is_signed, scalar, error)) { + current_stack_argument += byte_size; return true; + } + return false; } -Error -ABIMacOSX_i386::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; +bool ABIMacOSX_i386::GetArgumentValues(Thread &thread, + ValueList &values) const { + unsigned int num_values = values.GetSize(); + unsigned int value_index; + + // Get the pointer to the first stack argument so we have a place to start + // when reading data + + RegisterContext *reg_ctx = thread.GetRegisterContext().get(); + + if (!reg_ctx) + return false; + + addr_t sp = reg_ctx->GetSP(0); + + if (!sp) + return false; + + addr_t current_stack_argument = sp + 4; // jump over return address + + 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) { + bool is_signed; + + if (compiler_type.IsIntegerOrEnumerationType(is_signed)) { + ReadIntegerArgument(value->GetScalar(), + compiler_type.GetBitSize(&thread), is_signed, + thread.GetProcess().get(), current_stack_argument); + } else if (compiler_type.IsPointerType()) { + ReadIntegerArgument(value->GetScalar(), + compiler_type.GetBitSize(&thread), false, + thread.GetProcess().get(), current_stack_argument); + } } - - CompilerType compiler_type = new_value_sp->GetCompilerType(); - if (!compiler_type) - { - error.SetErrorString ("Null clang type for return value."); - return error; + } + + return true; +} + +Error ABIMacOSX_i386::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()) { + 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; } - - 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()) - { - 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) - { - const RegisterInfo *eax_info = reg_ctx->GetRegisterInfoByName("eax", 0); - if (num_bytes <= 4) - { - uint32_t raw_value = data.GetMaxU32(&offset, num_bytes); - - if (reg_ctx->WriteRegisterFromUnsigned (eax_info, raw_value)) - set_it_simple = true; - } - else - { - uint32_t raw_value = data.GetMaxU32(&offset, 4); - - if (reg_ctx->WriteRegisterFromUnsigned (eax_info, raw_value)) - { - const RegisterInfo *edx_info = reg_ctx->GetRegisterInfoByName("edx", 0); - uint32_t raw_value = data.GetMaxU32(&offset, num_bytes - offset); - - if (reg_ctx->WriteRegisterFromUnsigned (edx_info, raw_value)) - set_it_simple = true; - } - } - } - else - { - error.SetErrorString("We don't support returning longer than 64 bit integer values at present."); + lldb::offset_t offset = 0; + if (num_bytes <= 8) { + const RegisterInfo *eax_info = reg_ctx->GetRegisterInfoByName("eax", 0); + if (num_bytes <= 4) { + uint32_t raw_value = data.GetMaxU32(&offset, num_bytes); + + if (reg_ctx->WriteRegisterFromUnsigned(eax_info, raw_value)) + set_it_simple = true; + } else { + uint32_t raw_value = data.GetMaxU32(&offset, 4); + + if (reg_ctx->WriteRegisterFromUnsigned(eax_info, raw_value)) { + const RegisterInfo *edx_info = + reg_ctx->GetRegisterInfoByName("edx", 0); + uint32_t raw_value = data.GetMaxU32(&offset, num_bytes - offset); + + if (reg_ctx->WriteRegisterFromUnsigned(edx_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 - error.SetErrorString ("We don't support returning float values at present"); - } - - if (!set_it_simple) - error.SetErrorString ("We only support setting simple integer return types at present."); - - return error; + } else if (compiler_type.IsFloatingPointType(count, is_complex)) { + if (is_complex) + error.SetErrorString( + "We don't support returning complex values at present"); + else + error.SetErrorString( + "We don't support returning float values at present"); + } + + if (!set_it_simple) + error.SetErrorString( + "We only support setting simple integer return types at present."); + + return error; } ValueObjectSP -ABIMacOSX_i386::GetReturnValueObjectImpl (Thread &thread, - CompilerType &compiler_type) const -{ - Value value; - ValueObjectSP return_valobj_sp; - - if (!compiler_type) - return return_valobj_sp; - - //value.SetContext (Value::eContextTypeClangType, compiler_type.GetOpaqueQualType()); - value.SetCompilerType (compiler_type); - - RegisterContext *reg_ctx = thread.GetRegisterContext().get(); - if (!reg_ctx) - return return_valobj_sp; - - bool is_signed; - - if (compiler_type.IsIntegerOrEnumerationType (is_signed)) - { - size_t bit_width = compiler_type.GetBitSize(&thread); - - unsigned eax_id = reg_ctx->GetRegisterInfoByName("eax", 0)->kinds[eRegisterKindLLDB]; - unsigned edx_id = reg_ctx->GetRegisterInfoByName("edx", 0)->kinds[eRegisterKindLLDB]; - - switch (bit_width) - { - default: - case 128: - // Scalar can't hold 128-bit literals, so we don't handle this - return return_valobj_sp; - case 64: - uint64_t raw_value; - raw_value = thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & 0xffffffff; - raw_value |= (thread.GetRegisterContext()->ReadRegisterAsUnsigned(edx_id, 0) & 0xffffffff) << 32; - if (is_signed) - value.GetScalar() = (int64_t)raw_value; - else - value.GetScalar() = (uint64_t)raw_value; - break; - case 32: - if (is_signed) - value.GetScalar() = (int32_t)(thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & 0xffffffff); - else - value.GetScalar() = (uint32_t)(thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & 0xffffffff); - break; - case 16: - if (is_signed) - value.GetScalar() = (int16_t)(thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & 0xffff); - else - value.GetScalar() = (uint16_t)(thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & 0xffff); - break; - case 8: - if (is_signed) - value.GetScalar() = (int8_t)(thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & 0xff); - else - value.GetScalar() = (uint8_t)(thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & 0xff); - break; - } - } - else if (compiler_type.IsPointerType ()) - { - unsigned eax_id = reg_ctx->GetRegisterInfoByName("eax", 0)->kinds[eRegisterKindLLDB]; - uint32_t ptr = thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & 0xffffffff; - value.GetScalar() = ptr; - } - else - { - // not handled yet - return return_valobj_sp; +ABIMacOSX_i386::GetReturnValueObjectImpl(Thread &thread, + CompilerType &compiler_type) const { + Value value; + ValueObjectSP return_valobj_sp; + + if (!compiler_type) + return return_valobj_sp; + + // value.SetContext (Value::eContextTypeClangType, + // compiler_type.GetOpaqueQualType()); + value.SetCompilerType(compiler_type); + + RegisterContext *reg_ctx = thread.GetRegisterContext().get(); + if (!reg_ctx) + return return_valobj_sp; + + bool is_signed; + + if (compiler_type.IsIntegerOrEnumerationType(is_signed)) { + size_t bit_width = compiler_type.GetBitSize(&thread); + + unsigned eax_id = + reg_ctx->GetRegisterInfoByName("eax", 0)->kinds[eRegisterKindLLDB]; + unsigned edx_id = + reg_ctx->GetRegisterInfoByName("edx", 0)->kinds[eRegisterKindLLDB]; + + switch (bit_width) { + default: + case 128: + // Scalar can't hold 128-bit literals, so we don't handle this + return return_valobj_sp; + case 64: + uint64_t raw_value; + raw_value = + thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & + 0xffffffff; + raw_value |= + (thread.GetRegisterContext()->ReadRegisterAsUnsigned(edx_id, 0) & + 0xffffffff) + << 32; + if (is_signed) + value.GetScalar() = (int64_t)raw_value; + else + value.GetScalar() = (uint64_t)raw_value; + break; + case 32: + if (is_signed) + value.GetScalar() = (int32_t)( + thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & + 0xffffffff); + else + value.GetScalar() = (uint32_t)( + thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & + 0xffffffff); + break; + case 16: + if (is_signed) + value.GetScalar() = (int16_t)( + thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & + 0xffff); + else + value.GetScalar() = (uint16_t)( + thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & + 0xffff); + break; + case 8: + if (is_signed) + value.GetScalar() = (int8_t)( + thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & + 0xff); + else + value.GetScalar() = (uint8_t)( + thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & + 0xff); + break; } - - // If we get here, we have a valid Value, so make our ValueObject out of it: - - return_valobj_sp = ValueObjectConstResult::Create(thread.GetStackFrameAtIndex(0).get(), - value, - ConstString("")); + } else if (compiler_type.IsPointerType()) { + unsigned eax_id = + reg_ctx->GetRegisterInfoByName("eax", 0)->kinds[eRegisterKindLLDB]; + uint32_t ptr = + thread.GetRegisterContext()->ReadRegisterAsUnsigned(eax_id, 0) & + 0xffffffff; + value.GetScalar() = ptr; + } else { + // not handled yet return return_valobj_sp; + } + + // If we get here, we have a valid Value, so make our ValueObject out of it: + + return_valobj_sp = ValueObjectConstResult::Create( + thread.GetStackFrameAtIndex(0).get(), value, ConstString("")); + return return_valobj_sp; } // This defines the CFA as esp+4 // the saved pc is at CFA-4 (i.e. esp+0) // The saved esp is CFA+0 -bool -ABIMacOSX_i386::CreateFunctionEntryUnwindPlan (UnwindPlan &unwind_plan) -{ - unwind_plan.Clear(); - unwind_plan.SetRegisterKind (eRegisterKindDWARF); - - uint32_t sp_reg_num = dwarf_esp; - uint32_t pc_reg_num = dwarf_eip; - - UnwindPlan::RowSP row(new UnwindPlan::Row); - row->GetCFAValue().SetIsRegisterPlusOffset (sp_reg_num, 4); - row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -4, false); - row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true); - unwind_plan.AppendRow (row); - unwind_plan.SetSourceName ("i386 at-func-entry default"); - unwind_plan.SetSourcedFromCompiler (eLazyBoolNo); - return true; +bool ABIMacOSX_i386::CreateFunctionEntryUnwindPlan(UnwindPlan &unwind_plan) { + unwind_plan.Clear(); + unwind_plan.SetRegisterKind(eRegisterKindDWARF); + + uint32_t sp_reg_num = dwarf_esp; + uint32_t pc_reg_num = dwarf_eip; + + UnwindPlan::RowSP row(new UnwindPlan::Row); + row->GetCFAValue().SetIsRegisterPlusOffset(sp_reg_num, 4); + row->SetRegisterLocationToAtCFAPlusOffset(pc_reg_num, -4, false); + row->SetRegisterLocationToIsCFAPlusOffset(sp_reg_num, 0, true); + unwind_plan.AppendRow(row); + unwind_plan.SetSourceName("i386 at-func-entry default"); + unwind_plan.SetSourcedFromCompiler(eLazyBoolNo); + return true; } // This defines the CFA as ebp+8 @@ -526,119 +1045,99 @@ ABIMacOSX_i386::CreateFunctionEntryUnwindPlan (UnwindPlan &unwind_plan) // The saved ebp is at CFA-8 (i.e. ebp+0) // The saved esp is CFA+0 -bool -ABIMacOSX_i386::CreateDefaultUnwindPlan (UnwindPlan &unwind_plan) -{ - unwind_plan.Clear (); - unwind_plan.SetRegisterKind (eRegisterKindDWARF); - - uint32_t fp_reg_num = dwarf_ebp; - uint32_t sp_reg_num = dwarf_esp; - uint32_t pc_reg_num = dwarf_eip; - - UnwindPlan::RowSP row(new UnwindPlan::Row); - const int32_t ptr_size = 4; - - row->GetCFAValue().SetIsRegisterPlusOffset (fp_reg_num, 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 ("i386 default unwind plan"); - unwind_plan.SetSourcedFromCompiler (eLazyBoolNo); - unwind_plan.SetUnwindPlanValidAtAllInstructions (eLazyBoolNo); - return true; +bool ABIMacOSX_i386::CreateDefaultUnwindPlan(UnwindPlan &unwind_plan) { + unwind_plan.Clear(); + unwind_plan.SetRegisterKind(eRegisterKindDWARF); + + uint32_t fp_reg_num = dwarf_ebp; + uint32_t sp_reg_num = dwarf_esp; + uint32_t pc_reg_num = dwarf_eip; + + UnwindPlan::RowSP row(new UnwindPlan::Row); + const int32_t ptr_size = 4; + + row->GetCFAValue().SetIsRegisterPlusOffset(fp_reg_num, 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("i386 default unwind plan"); + unwind_plan.SetSourcedFromCompiler(eLazyBoolNo); + unwind_plan.SetUnwindPlanValidAtAllInstructions(eLazyBoolNo); + return true; } -bool -ABIMacOSX_i386::RegisterIsVolatile (const RegisterInfo *reg_info) -{ - return !RegisterIsCalleeSaved (reg_info); +bool ABIMacOSX_i386::RegisterIsVolatile(const RegisterInfo *reg_info) { + return !RegisterIsCalleeSaved(reg_info); } -// v. http://developer.apple.com/library/mac/#documentation/developertools/Conceptual/LowLevelABI/130-IA-32_Function_Calling_Conventions/IA32.html#//apple_ref/doc/uid/TP40002492-SW4 +// v. +// http://developer.apple.com/library/mac/#documentation/developertools/Conceptual/LowLevelABI/130-IA-32_Function_Calling_Conventions/IA32.html#//apple_ref/doc/uid/TP40002492-SW4 +// +// This document ("OS X ABI Function Call Guide", chapter "IA-32 Function +// Calling Conventions") +// says that the following registers on i386 are preserved aka non-volatile aka +// callee-saved: // -// This document ("OS X ABI Function Call Guide", chapter "IA-32 Function Calling Conventions") -// says that the following registers on i386 are preserved aka non-volatile aka callee-saved: -// // ebx, ebp, esi, edi, esp -bool -ABIMacOSX_i386::RegisterIsCalleeSaved (const RegisterInfo *reg_info) -{ - if (reg_info) - { - // Saved registers are ebx, ebp, esi, edi, esp, eip - const char *name = reg_info->name; - if (name[0] == 'e') - { - switch (name[1]) - { - case 'b': - if (name[2] == 'x' || name[2] == 'p') - return name[3] == '\0'; - break; - case 'd': - if (name[2] == 'i') - return name[3] == '\0'; - break; - case 'i': - if (name[2] == 'p') - return name[3] == '\0'; - break; - case 's': - if (name[2] == 'i' || 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; +bool ABIMacOSX_i386::RegisterIsCalleeSaved(const RegisterInfo *reg_info) { + if (reg_info) { + // Saved registers are ebx, ebp, esi, edi, esp, eip + const char *name = reg_info->name; + if (name[0] == 'e') { + switch (name[1]) { + case 'b': + if (name[2] == 'x' || name[2] == 'p') + return name[3] == '\0'; + break; + case 'd': + if (name[2] == 'i') + return name[3] == '\0'; + break; + case 'i': + if (name[2] == 'p') + return name[3] == '\0'; + break; + case 's': + if (name[2] == 'i' || 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 -ABIMacOSX_i386::Initialize() -{ - PluginManager::RegisterPlugin (GetPluginNameStatic(), - "Mac OS X ABI for i386 targets", - CreateInstance); +void ABIMacOSX_i386::Initialize() { + PluginManager::RegisterPlugin( + GetPluginNameStatic(), "Mac OS X ABI for i386 targets", CreateInstance); } -void -ABIMacOSX_i386::Terminate() -{ - PluginManager::UnregisterPlugin (CreateInstance); +void ABIMacOSX_i386::Terminate() { + PluginManager::UnregisterPlugin(CreateInstance); } -lldb_private::ConstString -ABIMacOSX_i386::GetPluginNameStatic () -{ - static ConstString g_short_name("abi.macosx-i386"); - return g_short_name; - +lldb_private::ConstString ABIMacOSX_i386::GetPluginNameStatic() { + static ConstString g_short_name("abi.macosx-i386"); + return g_short_name; } //------------------------------------------------------------------ // PluginInterface protocol //------------------------------------------------------------------ -lldb_private::ConstString -ABIMacOSX_i386::GetPluginName() -{ - return GetPluginNameStatic(); +lldb_private::ConstString ABIMacOSX_i386::GetPluginName() { + return GetPluginNameStatic(); } -uint32_t -ABIMacOSX_i386::GetPluginVersion() -{ - return 1; -} +uint32_t ABIMacOSX_i386::GetPluginVersion() { return 1; } |
