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LoopVectorizer: Insert some white space to make test case more readable

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Also remove some unneeded function attributes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177114 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Arnold Schwaighofer 2013-03-14 21:31:09 +00:00
parent d9b306a477
commit c184a5f4ca
1 changed files with 10 additions and 6 deletions
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16
test/Transforms/LoopVectorize/X86/vector-scalar-select-cost.ll
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@ -10,10 +10,10 @@ target triple = "x86_64-apple-macosx10.8.0"
@c = common global [2048 x i32] zeroinitializer, align 16
; CHECK: Checking a loop in "scalarselect"
define void @scalarselect(i1 %cond) nounwind uwtable ssp {
define void @scalarselect(i1 %cond) {
br label %1
; <label>:1 ; preds = %1, %0
; <label>:1
%indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ]
%2 = getelementptr inbounds [2048 x i32]* @b, i64 0, i64 %indvars.iv
%3 = load i32* %2, align 4
@ -21,8 +21,10 @@ define void @scalarselect(i1 %cond) nounwind uwtable ssp {
%5 = load i32* %4, align 4
%6 = add nsw i32 %5, %3
%7 = getelementptr inbounds [2048 x i32]* @a, i64 0, i64 %indvars.iv
; A scalar select has a cost of 1 on core2
; CHECK: cost of 1 for VF 2 {{.*}} select i1 %cond, i32 %6, i32 0
%sel = select i1 %cond, i32 %6, i32 zeroinitializer
store i32 %sel, i32* %7, align 4
%indvars.iv.next = add i64 %indvars.iv, 1
@ -30,15 +32,15 @@ define void @scalarselect(i1 %cond) nounwind uwtable ssp {
%exitcond = icmp eq i32 %lftr.wideiv, 256
br i1 %exitcond, label %8, label %1
; <label>:8 ; preds = %1
; <label>:8
ret void
}
; CHECK: Checking a loop in "vectorselect"
define void @vectorselect(i1 %cond) nounwind uwtable ssp {
define void @vectorselect(i1 %cond) {
br label %1
; <label>:1 ; preds = %1, %0
; <label>:1
%indvars.iv = phi i64 [ 0, %0 ], [ %indvars.iv.next, %1 ]
%2 = getelementptr inbounds [2048 x i32]* @b, i64 0, i64 %indvars.iv
%3 = load i32* %2, align 4
@ -47,8 +49,10 @@ define void @vectorselect(i1 %cond) nounwind uwtable ssp {
%6 = add nsw i32 %5, %3
%7 = getelementptr inbounds [2048 x i32]* @a, i64 0, i64 %indvars.iv
%8 = icmp ult i64 %indvars.iv, 8
; A vector select has a cost of 4 on core2
; CHECK: cost of 4 for VF 2 {{.*}} select i1 %8, i32 %6, i32 0
%sel = select i1 %8, i32 %6, i32 zeroinitializer
store i32 %sel, i32* %7, align 4
%indvars.iv.next = add i64 %indvars.iv, 1
@ -56,7 +60,7 @@ define void @vectorselect(i1 %cond) nounwind uwtable ssp {
%exitcond = icmp eq i32 %lftr.wideiv, 256
br i1 %exitcond, label %9, label %1
; <label>:9 ; preds = %1
; <label>:9
ret void
}