[llvm-commits] CVS: llvm/lib/CodeGen/InstrSelection/InstrSelectionSupport.cpp
Vikram Adve
vadve at cs.uiuc.edu
Fri Sep 27 09:27:00 PDT 2002
Changes in directory llvm/lib/CodeGen/InstrSelection:
InstrSelectionSupport.cpp updated: 1.32 -> 1.33
---
Log message:
Sign-extend integer constants from original type size to 64 bits!
---
Diffs of the changes:
Index: llvm/lib/CodeGen/InstrSelection/InstrSelectionSupport.cpp
diff -u llvm/lib/CodeGen/InstrSelection/InstrSelectionSupport.cpp:1.32 llvm/lib/CodeGen/InstrSelection/InstrSelectionSupport.cpp:1.33
--- llvm/lib/CodeGen/InstrSelection/InstrSelectionSupport.cpp:1.32 Tue Sep 17 12:23:09 2002
+++ llvm/lib/CodeGen/InstrSelection/InstrSelectionSupport.cpp Fri Sep 27 09:26:20 2002
@@ -373,11 +373,15 @@
else if (CPV->getType()->isSigned())
intValue = cast<ConstantSInt>(CPV)->getValue();
else
- {
- assert(CPV->getType()->isUnsigned() && "Not pointer, bool, or integer?");
- uint64_t V = cast<ConstantUInt>(CPV)->getValue();
- if (V >= INT64_MAX) return MachineOperand::MO_VirtualRegister;
- intValue = (int64_t) V;
+ { // get the int value and sign-extend if original was less than 64 bits
+ intValue = (int64_t) cast<ConstantUInt>(CPV)->getValue();
+ switch(CPV->getType()->getPrimitiveID())
+ {
+ case Type::UByteTyID: intValue = (int64_t) (int8_t) intValue; break;
+ case Type::UShortTyID: intValue = (int64_t) (short) intValue; break;
+ case Type::UIntTyID: intValue = (int64_t) (int) intValue; break;
+ default: break;
+ }
}
return ChooseRegOrImmed(intValue, CPV->getType()->isSigned(),
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