Pass sret arguments through the stack instead of through registers in Sparc backend. It makes the code generated more compliant with the sparc32 ABI.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124030 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Sparc/SparcMachineFunctionInfo.h b/lib/Target/Sparc/SparcMachineFunctionInfo.h
index e34c131..0b74308 100644
--- a/lib/Target/Sparc/SparcMachineFunctionInfo.h
+++ b/lib/Target/Sparc/SparcMachineFunctionInfo.h
@@ -24,16 +24,23 @@
/// VarArgsFrameOffset - Frame offset to start of varargs area.
int VarArgsFrameOffset;
+ /// SRetReturnReg - Holds the virtual register into which the sret
+ /// argument is passed.
+ unsigned SRetReturnReg;
public:
- SparcMachineFunctionInfo() : GlobalBaseReg(0), VarArgsFrameOffset(0) {}
+ SparcMachineFunctionInfo()
+ : GlobalBaseReg(0), VarArgsFrameOffset(0), SRetReturnReg(0) {}
explicit SparcMachineFunctionInfo(MachineFunction &MF)
- : GlobalBaseReg(0), VarArgsFrameOffset(0) {}
+ : GlobalBaseReg(0), VarArgsFrameOffset(0), SRetReturnReg(0) {}
unsigned getGlobalBaseReg() const { return GlobalBaseReg; }
void setGlobalBaseReg(unsigned Reg) { GlobalBaseReg = Reg; }
int getVarArgsFrameOffset() const { return VarArgsFrameOffset; }
void setVarArgsFrameOffset(int Offset) { VarArgsFrameOffset = Offset; }
+
+ unsigned getSRetReturnReg() const { return SRetReturnReg; }
+ void setSRetReturnReg(unsigned Reg) { SRetReturnReg = Reg; }
};
}