Changes in directory llvm/lib/Target/IA64:
IA64ISelDAGToDAG.cpp updated: 1.26 -> 1.27
IA64ISelLowering.cpp updated: 1.23 -> 1.24
---
Log message:
fix sext breakage: now we correctly deal with functions that return
int vs uint
---
Diffs of the changes: (+5 -1)
IA64ISelDAGToDAG.cpp | 2 +-
IA64ISelLowering.cpp | 4 ++++
2 files changed, 5 insertions(+), 1 deletion(-)
Index: llvm/lib/Target/IA64/IA64ISelDAGToDAG.cpp
diff -u llvm/lib/Target/IA64/IA64ISelDAGToDAG.cpp:1.26
llvm/lib/Target/IA64/IA64ISelDAGToDAG.cpp:1.27
--- llvm/lib/Target/IA64/IA64ISelDAGToDAG.cpp:1.26 Thu Jan 19 21:40:25 2006
+++ llvm/lib/Target/IA64/IA64ISelDAGToDAG.cpp Fri Jan 20 10:10:05 2006
@@ -494,7 +494,7 @@
*/
case ISD::LOAD:
- case ISD::EXTLOAD:
+ case ISD::EXTLOAD: // FIXME: load -1, not 1, for bools?
case ISD::ZEXTLOAD: {
SDOperand Chain = Select(N->getOperand(0));
SDOperand Address = Select(N->getOperand(1));
Index: llvm/lib/Target/IA64/IA64ISelLowering.cpp
diff -u llvm/lib/Target/IA64/IA64ISelLowering.cpp:1.23
llvm/lib/Target/IA64/IA64ISelLowering.cpp:1.24
--- llvm/lib/Target/IA64/IA64ISelLowering.cpp:1.23 Thu Jan 19 02:31:51 2006
+++ llvm/lib/Target/IA64/IA64ISelLowering.cpp Fri Jan 20 10:10:05 2006
@@ -475,6 +475,8 @@
switch (RetTyVT) {
default: assert(0 && "Unknown value type to return!");
case MVT::i1: { // bools are just like other integers (returned in r8)
+ // we *could* fall through to the truncate below, but this saves a
+ // few redundant predicate ops
SDOperand boolInR8 = DAG.getCopyFromReg(Chain, IA64::r8, MVT::i64,
InFlag);
InFlag = boolInR8.getValue(2);
Chain = boolInR8.getValue(1);
@@ -492,8 +494,10 @@
Chain = RetVal.getValue(1);
// keep track of whether it is sign or zero extended (todo: bools?)
+/* XXX
RetVal = DAG.getNode(RetTy->isSigned() ? ISD::AssertSext
:ISD::AssertZext,
MVT::i64, RetVal, DAG.getValueType(RetTyVT));
+*/
RetVal = DAG.getNode(ISD::TRUNCATE, RetTyVT, RetVal);
break;
case MVT::i64:
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