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Debug Info: Turn DIExpression::getFrameRegister() into an isFrameRegister()

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function.

NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225846 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Adrian Prantl
2015-01-13 23:10:43 +00:00
parent d90e5063ca
commit 78415546e9
4 changed files with 9 additions and 8 deletions
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5
lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp
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@ -46,8 +46,9 @@ void DebugLocDwarfExpression::EmitUnsigned(unsigned Value) {
BS.EmitULEB128(Value, Twine(Value)); BS.EmitULEB128(Value, Twine(Value));
} }
unsigned DebugLocDwarfExpression::getFrameRegister() { bool DebugLocDwarfExpression::isFrameRegister(unsigned MachineReg) {
llvm_unreachable("not available"); // This information is not available while emitting .debug_loc entries.
return false;
} }
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//

2
lib/CodeGen/AsmPrinter/DwarfExpression.cpp
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@ -79,7 +79,7 @@ bool DwarfExpression::AddMachineRegIndirect(unsigned MachineReg, int Offset) {
if (DwarfReg < 0) if (DwarfReg < 0)
return false; return false;
if (MachineReg == getFrameRegister()) { if (isFrameRegister(MachineReg)) {
// If variable offset is based in frame register then use fbreg. // If variable offset is based in frame register then use fbreg.
EmitOp(dwarf::DW_OP_fbreg); EmitOp(dwarf::DW_OP_fbreg);
EmitSigned(Offset); EmitSigned(Offset);

4
lib/CodeGen/AsmPrinter/DwarfExpression.h
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@ -40,7 +40,7 @@ public:
virtual void EmitSigned(int Value) = 0; virtual void EmitSigned(int Value) = 0;
virtual void EmitUnsigned(unsigned Value) = 0; virtual void EmitUnsigned(unsigned Value) = 0;
virtual unsigned getFrameRegister() = 0; virtual bool isFrameRegister(unsigned MachineReg) = 0;
/// Emit a dwarf register operation. /// Emit a dwarf register operation.
void AddReg(int DwarfReg, const char* Comment = nullptr); void AddReg(int DwarfReg, const char* Comment = nullptr);
@ -92,7 +92,7 @@ public:
void EmitOp(uint8_t Op, const char *Comment) override; void EmitOp(uint8_t Op, const char *Comment) override;
void EmitSigned(int Value) override; void EmitSigned(int Value) override;
void EmitUnsigned(unsigned Value) override; void EmitUnsigned(unsigned Value) override;
unsigned getFrameRegister() override; bool isFrameRegister(unsigned MachineReg) override;
}; };
} }

6
lib/CodeGen/AsmPrinter/DwarfUnit.cpp
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@ -55,7 +55,7 @@ public:
void EmitOp(uint8_t Op, const char* Comment = nullptr) override; void EmitOp(uint8_t Op, const char* Comment = nullptr) override;
void EmitSigned(int Value) override; void EmitSigned(int Value) override;
void EmitUnsigned(unsigned Value) override; void EmitUnsigned(unsigned Value) override;
unsigned getFrameRegister() override; bool isFrameRegister(unsigned MachineReg) override;
}; };
void DIEDwarfExpression::EmitOp(uint8_t Op, const char* Comment) { void DIEDwarfExpression::EmitOp(uint8_t Op, const char* Comment) {
@ -67,8 +67,8 @@ void DIEDwarfExpression::EmitSigned(int Value) {
void DIEDwarfExpression::EmitUnsigned(unsigned Value) { void DIEDwarfExpression::EmitUnsigned(unsigned Value) {
DU.addUInt(DIE, dwarf::DW_FORM_udata, Value); DU.addUInt(DIE, dwarf::DW_FORM_udata, Value);
} }
unsigned DIEDwarfExpression::getFrameRegister() { bool DIEDwarfExpression::isFrameRegister(unsigned MachineReg) {
return getTRI()->getFrameRegister(*AP.MF); return MachineReg == getTRI()->getFrameRegister(*AP.MF);
} }