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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
31 lines
933 B
LLVM
31 lines
933 B
LLVM
; RUN: opt -codegenprepare -S < %s | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-apple-darwin10.0.0"
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; CHECK-LABEL: @test1(
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; objectsize should fold to a constant, which causes the branch to fold to an
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; uncond branch. Next, we fold the control flow alltogether.
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; rdar://8785296
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define i32 @test1(i8* %ptr) nounwind ssp noredzone align 2 {
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entry:
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%0 = tail call i64 @llvm.objectsize.i64(i8* %ptr, i1 false)
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%1 = icmp ugt i64 %0, 3
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br i1 %1, label %T, label %trap
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; CHECK: T:
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; CHECK-NOT: br label %
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trap: ; preds = %0, %entry
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tail call void @llvm.trap() noreturn nounwind
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unreachable
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T:
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; CHECK: ret i32 4
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ret i32 4
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}
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declare i64 @llvm.objectsize.i64(i8*, i1) nounwind readonly
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declare void @llvm.trap() nounwind
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