When converting virtual registers to immediate constants, change the opcode.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6452 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/InstrSelection/InstrSelectionSupport.cpp b/lib/CodeGen/InstrSelection/InstrSelectionSupport.cpp
index 187da26..a5a3662 100644
--- a/lib/CodeGen/InstrSelection/InstrSelectionSupport.cpp
+++ b/lib/CodeGen/InstrSelection/InstrSelectionSupport.cpp
@@ -16,6 +16,7 @@
#include "llvm/Constants.h"
#include "llvm/BasicBlock.h"
#include "llvm/DerivedTypes.h"
+#include "../../Target/Sparc/SparcInstrSelectionSupport.h"
using std::vector;
//*************************** Local Functions ******************************/
@@ -186,6 +187,12 @@
immedValue);
if (opType == MachineOperand::MO_VirtualRegister)
constantThatMustBeLoaded = true;
+ else {
+ // The optype has changed from being a register to an immediate
+ // This means we need to change the opcode, e.g. ADDr -> ADDi
+ unsigned newOpcode = convertOpcodeFromRegToImm(opCode);
+ minstr->setOpcode(newOpcode);
+ }
}
}
else
@@ -213,6 +220,13 @@
? (Value*)ConstantSInt::get(Type::LongTy, immedValue)
: (Value*)ConstantUInt::get(Type::ULongTy,(uint64_t)immedValue);
}
+ else
+ {
+ // The optype has changed from being a register to an immediate
+ // This means we need to change the opcode, e.g. ADDr -> ADDi
+ unsigned newOpcode = convertOpcodeFromRegToImm(opCode);
+ minstr->setOpcode(newOpcode);
+ }
}
if (opType == MachineOperand::MO_MachineRegister)