Changes in directory llvm/lib/Transforms/Scalar:
InstructionCombining.cpp updated: 1.459 -> 1.460
---
Log message:
Allow transforming this:
%tmp = cast <4 x uint>* %testData to <4 x int>* ; <<4 x int>*>
[#uses=1]
%tmp = load <4 x int>* %tmp ; <<4 x int>> [#uses=1]
to this:
%tmp = load <4 x uint>* %testData ; <<4 x uint>> [#uses=1]
%tmp = cast <4 x uint> %tmp to <4 x int> ; <<4 x int>>
[#uses=1]
---
Diffs of the changes: (+4 -2)
InstructionCombining.cpp | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
Index: llvm/lib/Transforms/Scalar/InstructionCombining.cpp
diff -u llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.459
llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.460
--- llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.459 Sat Apr 1
23:30:25 2006
+++ llvm/lib/Transforms/Scalar/InstructionCombining.cpp Sat Apr 1 23:37:12 2006
@@ -6234,7 +6234,8 @@
if (const PointerType *SrcTy = dyn_cast<PointerType>(CastOp->getType())) {
const Type *SrcPTy = SrcTy->getElementType();
- if (DestPTy->isInteger() || isa<PointerType>(DestPTy)) {
+ if (DestPTy->isInteger() || isa<PointerType>(DestPTy) ||
+ isa<PackedType>(DestPTy)) {
// If the source is an array, the code below will not succeed. Check to
// see if a trivial 'gep P, 0, 0' will help matters. Only do this for
// constants.
@@ -6247,7 +6248,8 @@
SrcPTy = SrcTy->getElementType();
}
- if ((SrcPTy->isInteger() || isa<PointerType>(SrcPTy)) &&
+ if ((SrcPTy->isInteger() || isa<PointerType>(SrcPTy) ||
+ isa<PackedType>(SrcPTy)) &&
// Do not allow turning this into a load of an integer, which is then
// casted to a pointer, this pessimizes pointer analysis a lot.
(isa<PointerType>(SrcPTy) == isa<PointerType>(LI.getType())) &&
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