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Revert r158454: Allow SROA to look at a vector type... Its breaking the vectorise buildbot

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This reverts commit 12c1f86ffa731e2952c80d2cc577000c96b8962c.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158462 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Pete Cooper 2012-06-14 18:32:52 +00:00
parent 42120a2c55
commit 9e066625b7
2 changed files with 9 additions and 33 deletions
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17
lib/Transforms/Scalar/ScalarReplAggregates.cpp
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@ -1764,12 +1764,6 @@ bool SROA::TypeHasComponent(Type *T, uint64_t Offset, uint64_t Size) {
if (Offset >= AT->getNumElements() * EltSize)
return false;
Offset %= EltSize;
} else if (VectorType *VT = dyn_cast<VectorType>(T)) {
EltTy = VT->getElementType();
EltSize = TD->getTypeAllocSize(EltTy);
if (Offset >= VT->getNumElements() * EltSize)
return false;
Offset %= EltSize;
} else {
return false;
}
@ -1937,16 +1931,9 @@ uint64_t SROA::FindElementAndOffset(Type *&T, uint64_t &Offset,
Offset -= Layout->getElementOffset(Idx);
IdxTy = Type::getInt32Ty(T->getContext());
return Idx;
} else if (ArrayType *AT = dyn_cast<ArrayType>(T)) {
T = AT->getElementType();
uint64_t EltSize = TD->getTypeAllocSize(T);
Idx = Offset / EltSize;
Offset -= Idx * EltSize;
IdxTy = Type::getInt64Ty(T->getContext());
return Idx;
}
VectorType *VT = cast<VectorType>(T);
T = VT->getElementType();
ArrayType *AT = cast<ArrayType>(T);
T = AT->getElementType();
uint64_t EltSize = TD->getTypeAllocSize(T);
Idx = Offset / EltSize;
Offset -= Idx * EltSize;

25
test/Transforms/ScalarRepl/2011-06-08-VectorExtractValue.ll
View File

@ -10,7 +10,8 @@ target triple = "x86_64-apple-macosx10.7.0"
; CHECK: main
; CHECK-NOT: alloca
; CHECK: extractelement <2 x float> zeroinitializer, i32 0
; CHECK: %[[A:[a-z0-9]*]] = and i128
; CHECK: %[[B:[a-z0-9]*]] = trunc i128 %[[A]] to i32
define void @main() uwtable ssp {
entry:
@ -27,7 +28,8 @@ entry:
; CHECK: test1
; CHECK-NOT: alloca
; CHECK: extractelement <2 x float> zeroinitializer, i32 0
; CHECK: %[[A:[a-z0-9]*]] = and i128
; CHECK: %[[B:[a-z0-9]*]] = trunc i128 %[[A]] to i32
define void @test1() uwtable ssp {
entry:
@ -41,8 +43,9 @@ entry:
; CHECK: test2
; CHECK-NOT: alloca
; CHECK: %[[A:[a-z0-9]*]] = extractelement <2 x float> zeroinitializer, i32 0
; CHECK: fadd float %[[A]], 1.000000e+00
; CHECK: and i128
; CHECK: or i128
; CHECK: trunc i128
; CHECK-NOT: insertelement
; CHECK-NOT: extractelement
@ -59,17 +62,3 @@ entry:
%r = fadd float %r1, %r2
ret float %r
}
; CHECK: test3
; CHECK: %[[A:[a-z0-9]*]] = extractelement <2 x float> <float 2.000000e+00, float 3.000000e+00>, i32 1
; CHECK: ret float %[[A]]
define float @test3() {
entry:
%ai = alloca { <2 x float>, <2 x float> }, align 8
store { <2 x float>, <2 x float> } {<2 x float> <float 0.0, float 1.0>, <2 x float> <float 2.0, float 3.0>}, { <2 x float>, <2 x float> }* %ai, align 8
%tmpcast = bitcast { <2 x float>, <2 x float> }* %ai to [4 x float]*
%arrayidx = getelementptr inbounds [4 x float]* %tmpcast, i64 0, i64 3
%f = load float* %arrayidx, align 4
ret float %f
}