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DebugInfo: TargetOptions/MCAsmInfo support for compressed debug info sections

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llvm-svn: 204957
This commit is contained in:
David Blaikie 2014-03-27 20:45:41 +00:00
parent 4e5d391691
commit 7bf1eb599f
3 changed files with 17 additions and 2 deletions
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9
include/llvm/MC/MCAsmInfo.h
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@ -307,6 +307,9 @@ namespace llvm {
/// construction (see LLVMTargetMachine::initAsmInfo()). /// construction (see LLVMTargetMachine::initAsmInfo()).
bool UseIntegratedAssembler; bool UseIntegratedAssembler;
/// Compress DWARF debug sections. Defaults to false.
bool CompressDebugSections;
public: public:
explicit MCAsmInfo(); explicit MCAsmInfo();
virtual ~MCAsmInfo(); virtual ~MCAsmInfo();
@ -538,6 +541,12 @@ namespace llvm {
virtual void setUseIntegratedAssembler(bool Value) { virtual void setUseIntegratedAssembler(bool Value) {
UseIntegratedAssembler = Value; UseIntegratedAssembler = Value;
} }
bool compressDebugSections() const { return CompressDebugSections; }
void setCompressDebugSections(bool CompressDebugSections) {
this->CompressDebugSections = CompressDebugSections;
}
}; };
} }

7
include/llvm/Target/TargetOptions.h
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@ -50,8 +50,8 @@ namespace llvm {
DisableTailCalls(false), StackAlignmentOverride(0), DisableTailCalls(false), StackAlignmentOverride(0),
EnableFastISel(false), PositionIndependentExecutable(false), EnableFastISel(false), PositionIndependentExecutable(false),
EnableSegmentedStacks(false), UseInitArray(false), EnableSegmentedStacks(false), UseInitArray(false),
DisableIntegratedAS(false), TrapFuncName(""), DisableIntegratedAS(false), CompressDebugSections(false),
FloatABIType(FloatABI::Default), TrapFuncName(""), FloatABIType(FloatABI::Default),
AllowFPOpFusion(FPOpFusion::Standard) {} AllowFPOpFusion(FPOpFusion::Standard) {}
/// PrintMachineCode - This flag is enabled when the -print-machineinstrs /// PrintMachineCode - This flag is enabled when the -print-machineinstrs
@ -161,6 +161,9 @@ namespace llvm {
/// Disable the integrated assembler. /// Disable the integrated assembler.
unsigned DisableIntegratedAS : 1; unsigned DisableIntegratedAS : 1;
/// Compress DWARF debug sections.
unsigned CompressDebugSections : 1;
/// getTrapFunctionName - If this returns a non-empty string, this means /// getTrapFunctionName - If this returns a non-empty string, this means
/// isel should lower Intrinsic::trap to a call to the specified function /// isel should lower Intrinsic::trap to a call to the specified function
/// name instead of an ISD::TRAP node. /// name instead of an ISD::TRAP node.

3
lib/CodeGen/LLVMTargetMachine.cpp
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@ -75,6 +75,9 @@ void LLVMTargetMachine::initAsmInfo() {
if (Options.DisableIntegratedAS) if (Options.DisableIntegratedAS)
TmpAsmInfo->setUseIntegratedAssembler(false); TmpAsmInfo->setUseIntegratedAssembler(false);
if (Options.CompressDebugSections)
TmpAsmInfo->setCompressDebugSections(true);
AsmInfo = TmpAsmInfo; AsmInfo = TmpAsmInfo;
} }