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Allow SROA to look at a vector type and see if the offset is out of range to be replaced with a scalar access

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158407 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Pete Cooper
2012-06-13 17:30:34 +00:00
parent 1a18e9a2c4
commit 51786e0aae
2 changed files with 10 additions and 7 deletions
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11
test/Transforms/ScalarRepl/2011-06-08-VectorExtractValue.ll
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@@ -10,8 +10,7 @@ target triple = "x86_64-apple-macosx10.7.0"
; CHECK: main
; CHECK-NOT: alloca
; CHECK: %[[A:[a-z0-9]*]] = and i128
; CHECK: %[[B:[a-z0-9]*]] = trunc i128 %[[A]] to i32
; CHECK: extractelement <2 x float> zeroinitializer, i32 0
define void @main() uwtable ssp {
entry:
@@ -28,8 +27,7 @@ entry:
; CHECK: test1
; CHECK-NOT: alloca
; CHECK: %[[A:[a-z0-9]*]] = and i128
; CHECK: %[[B:[a-z0-9]*]] = trunc i128 %[[A]] to i32
; CHECK: extractelement <2 x float> zeroinitializer, i32 0
define void @test1() uwtable ssp {
entry:
@@ -43,9 +41,8 @@ entry:
; CHECK: test2
; CHECK-NOT: alloca
; CHECK: and i128
; CHECK: or i128
; CHECK: trunc i128
; CHECK: %[[A:[a-z0-9]*]] = extractelement <2 x float> zeroinitializer, i32 0
; CHECK: fadd float %[[A]], 1.000000e+00
; CHECK-NOT: insertelement
; CHECK-NOT: extractelement