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7e501cf4c3
This update was done with the following bash script:
find test/CodeGen -name "*.ll" | \
while read NAME; do
echo "$NAME"
if ! grep -q "^; *RUN: *llc.*debug" $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
sed -i '' "s/;\(.*\)-LABEL-LABEL:/;\1-LABEL:/" $TEMP
sed -i '' "s/;\(.*\)-NEXT-LABEL:/;\1-NEXT:/" $TEMP
sed -i '' "s/;\(.*\)-NOT-LABEL:/;\1-NOT:/" $TEMP
sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP
mv $TEMP $NAME
fi
done
llvm-svn: 186280
80 lines
2.0 KiB
LLVM
80 lines
2.0 KiB
LLVM
; RUN: llc < %s -mtriple=armv7-apple-ios | FileCheck %s
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;rdar://8003725
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@G1 = external global i32
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@G2 = external global i32
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define i32 @f1(i32 %cond1, i32 %x1, i32 %x2, i32 %x3) {
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entry:
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; CHECK-LABEL: f1:
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; CHECK: cmp
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; CHECK: moveq
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; CHECK-NOT: cmp
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; CHECK: mov{{eq|ne}}
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%tmp1 = icmp eq i32 %cond1, 0
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%tmp2 = select i1 %tmp1, i32 %x1, i32 %x2
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%tmp3 = select i1 %tmp1, i32 %x2, i32 %x3
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%tmp4 = add i32 %tmp2, %tmp3
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ret i32 %tmp4
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}
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@foo = external global i32
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@bar = external global [250 x i8], align 1
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; CSE of cmp across BB boundary
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; rdar://10660865
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define void @f2() nounwind ssp {
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entry:
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; CHECK-LABEL: f2:
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; CHECK: cmp
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; CHECK: poplt
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; CHECK-NOT: cmp
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; CHECK: movle
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%0 = load i32* @foo, align 4
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%cmp28 = icmp sgt i32 %0, 0
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br i1 %cmp28, label %for.body.lr.ph, label %for.cond1.preheader
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for.body.lr.ph: ; preds = %entry
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%1 = icmp sgt i32 %0, 1
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%smax = select i1 %1, i32 %0, i32 1
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call void @llvm.memset.p0i8.i32(i8* getelementptr inbounds ([250 x i8]* @bar, i32 0, i32 0), i8 0, i32 %smax, i32 1, i1 false)
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unreachable
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for.cond1.preheader: ; preds = %entry
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ret void
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}
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declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) nounwind
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; rdar://12462006
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define i8* @f3(i8* %base, i32* nocapture %offset, i32 %size) nounwind {
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entry:
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; CHECK-LABEL: f3:
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; CHECK-NOT: sub
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; CHECK: cmp
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; CHECK: blt
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%0 = load i32* %offset, align 4
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%cmp = icmp slt i32 %0, %size
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%s = sub nsw i32 %0, %size
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%size2 = sub nsw i32 %size, 0
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br i1 %cmp, label %return, label %if.end
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if.end:
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; We are checking cse between %sub here and %s in entry block.
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%sub = sub nsw i32 %0, %size2
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%s2 = sub nsw i32 %s, %size
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%s3 = sub nsw i32 %sub, %s2
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; CHECK: sub [[R1:r[0-9]+]], [[R2:r[0-9]+]], r2
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; CHECK: sub [[R3:r[0-9]+]], [[R1]], r2
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; CHECK: sub [[R4:r[0-9]+]], [[R1]], [[R3]]
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; CHECK-NOT: sub
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; CHECK: str
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store i32 %s3, i32* %offset, align 4
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%add.ptr = getelementptr inbounds i8* %base, i32 %sub
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br label %return
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return:
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%retval.0 = phi i8* [ %add.ptr, %if.end ], [ null, %entry ]
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ret i8* %retval.0
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}
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