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redisable this, my bootstrap worked because it wasn't an optimized build, whoops.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89991 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-11-27 05:53:01 +00:00
parent cca130bb66
commit b99be5beac
2 changed files with 7 additions and 6 deletions
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1
lib/Analysis/MemoryDependenceAnalysis.cpp
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@ -700,6 +700,7 @@ static bool isPHITranslatable(Instruction *Inst) {
// We can translate a GEP that uses a PHI in the current block for at least
// one of its operands.
if (0)
if (GetElementPtrInst *GEP = dyn_cast<GetElementPtrInst>(Inst)) {
for (unsigned i = 0, e = GEP->getNumOperands(); i != e; ++i)
if (PHINode *PN = dyn_cast<PHINode>(GEP->getOperand(i)))

12
test/Transforms/GVN/rle-phi-translate.ll
View File

@ -80,9 +80,9 @@ bb2:
%i = phi i32 [ 7, %bb1 ], [ 17, %bb ]
%d1 = getelementptr i32* %d, i32 %i
%dv = load i32* %d1
; CHECK: %dv = phi i32 [ 82, %bb1 ], [ 4, %bb ]
; CHECK-NOT: load
; CHECK: ret i32 %dv
; HECK: %dv = phi i32 [ 82, %bb1 ], [ 4, %bb ]
; HECK-NOT: load
; HECK: ret i32 %dv
ret i32 %dv
}
@ -106,9 +106,9 @@ bb2:
%i = phi i32 [ 7, %bb1 ], [ 0, %bb ]
%d1 = getelementptr i32* %d, i32 %i
%dv = load i32* %d1
; CHECK: %dv = phi i32 [ 82, %bb1 ], [ 4, %bb ]
; CHECK-NOT: load
; CHECK: ret i32 %dv
; HECK: %dv = phi i32 [ 82, %bb1 ], [ 4, %bb ]
; HECK-NOT: load
; HECK: ret i32 %dv
ret i32 %dv
}