diff options
| -rw-r--r-- | include/llvm/MC/MCAsmInfo.h | 7 | ||||
| -rw-r--r-- | lib/MC/MCAsmInfo.cpp | 1 | ||||
| -rw-r--r-- | lib/MC/MCAsmStreamer.cpp | 2 |
3 files changed, 9 insertions, 1 deletions
diff --git a/include/llvm/MC/MCAsmInfo.h b/include/llvm/MC/MCAsmInfo.h index 775d22bea4..15b6aa1342 100644 --- a/include/llvm/MC/MCAsmInfo.h +++ b/include/llvm/MC/MCAsmInfo.h @@ -284,6 +284,10 @@ namespace llvm { // use EmitLabelOffsetDifference. bool DwarfUsesLabelOffsetForRanges; + /// DwarfRegNumForCFI - True if dwarf register numbers are printed + /// instead of symbolic register names in .cfi_* directives. + bool DwarfRegNumForCFI; // Defaults to false; + //===--- CBE Asm Translation Table -----------------------------------===// const char *const *AsmTransCBE; // Defaults to empty @@ -475,6 +479,9 @@ namespace llvm { bool doesDwarfUsesLabelOffsetForRanges() const { return DwarfUsesLabelOffsetForRanges; } + bool useDwarfRegNumForCFI() const { + return DwarfRegNumForCFI; + } const char *const *getAsmCBE() const { return AsmTransCBE; } diff --git a/lib/MC/MCAsmInfo.cpp b/lib/MC/MCAsmInfo.cpp index 73b259eaa0..b8ce24b78f 100644 --- a/lib/MC/MCAsmInfo.cpp +++ b/lib/MC/MCAsmInfo.cpp @@ -78,6 +78,7 @@ MCAsmInfo::MCAsmInfo() { DwarfRequiresRelocationForSectionOffset = true; DwarfSectionOffsetDirective = 0; DwarfUsesLabelOffsetForRanges = true; + DwarfRegNumForCFI = false; HasMicrosoftFastStdCallMangling = false; AsmTransCBE = 0; diff --git a/lib/MC/MCAsmStreamer.cpp b/lib/MC/MCAsmStreamer.cpp index acf77558c3..4ea1c9fb84 100644 --- a/lib/MC/MCAsmStreamer.cpp +++ b/lib/MC/MCAsmStreamer.cpp @@ -825,7 +825,7 @@ void MCAsmStreamer::EmitCFIEndProc() { } void MCAsmStreamer::EmitRegisterName(int64_t Register) { - if (InstPrinter) { + if (InstPrinter && !MAI.useDwarfRegNumForCFI()) { const TargetAsmInfo &asmInfo = getContext().getTargetAsmInfo(); unsigned LLVMRegister = asmInfo.getLLVMRegNum(Register, true); InstPrinter->printRegName(OS, LLVMRegister); |