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39f4e8d9cc
This update was done with the following bash script:
find test/Transforms -name "*.ll" | \
while read NAME; do
echo "$NAME"
if ! grep -q "^; *RUN: *llc" $NAME; then
TEMP=`mktemp -t temp`
cp $NAME $TEMP
sed -n "s/^define [^@]*@\([A-Za-z0-9_]*\)(.*$/\1/p" < $NAME | \
while read FUNC; do
sed -i '' "s/;\(.*\)\([A-Za-z0-9_]*\):\( *\)@$FUNC\([( ]*\)\$/;\1\2-LABEL:\3@$FUNC(/g" $TEMP
done
mv $TEMP $NAME
fi
done
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186268 91177308-0d34-0410-b5e6-96231b3b80d8
70 lines
1.6 KiB
LLVM
70 lines
1.6 KiB
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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; Test an already canonical branch to make sure we don't flip those.
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define i32 @test0(i32 %X, i32 %Y) {
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%C = icmp eq i32 %X, %Y
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br i1 %C, label %T, label %F, !prof !0
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; CHECK-LABEL: @test0(
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; CHECK: %C = icmp eq i32 %X, %Y
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; CHECK: br i1 %C, label %T, label %F
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T:
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ret i32 12
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F:
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ret i32 123
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}
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define i32 @test1(i32 %X, i32 %Y) {
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%C = icmp ne i32 %X, %Y
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br i1 %C, label %T, label %F, !prof !1
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; CHECK-LABEL: @test1(
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; CHECK: %C = icmp eq i32 %X, %Y
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; CHECK: br i1 %C, label %F, label %T
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T:
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ret i32 12
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F:
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ret i32 123
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}
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define i32 @test2(i32 %X, i32 %Y) {
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%C = icmp ule i32 %X, %Y
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br i1 %C, label %T, label %F, !prof !2
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; CHECK-LABEL: @test2(
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; CHECK: %C = icmp ugt i32 %X, %Y
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; CHECK: br i1 %C, label %F, label %T
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T:
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ret i32 12
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F:
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ret i32 123
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}
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define i32 @test3(i32 %X, i32 %Y) {
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%C = icmp uge i32 %X, %Y
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br i1 %C, label %T, label %F, !prof !3
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; CHECK-LABEL: @test3(
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; CHECK: %C = icmp ult i32 %X, %Y
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; CHECK: br i1 %C, label %F, label %T
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T:
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ret i32 12
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F:
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ret i32 123
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}
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!0 = metadata !{metadata !"branch_weights", i32 1, i32 2}
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!1 = metadata !{metadata !"branch_weights", i32 3, i32 4}
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!2 = metadata !{metadata !"branch_weights", i32 5, i32 6}
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!3 = metadata !{metadata !"branch_weights", i32 7, i32 8}
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; Base case shouldn't change.
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; CHECK: !0 = {{.*}} i32 1, i32 2}
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; Ensure that the branch metadata is reversed to match the reversals above.
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; CHECK: !1 = {{.*}} i32 4, i32 3}
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; CHECK: !2 = {{.*}} i32 6, i32 5}
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; CHECK: !3 = {{.*}} i32 8, i32 7}
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