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cf082ae903
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
llvm-svn: 186268
161 lines
4.3 KiB
LLVM
161 lines
4.3 KiB
LLVM
; RUN: opt -S -instcombine < %s | FileCheck %s
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define i1 @test1(float %x, float %y) nounwind {
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%ext1 = fpext float %x to double
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%ext2 = fpext float %y to double
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%cmp = fcmp ogt double %ext1, %ext2
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ret i1 %cmp
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; CHECK-LABEL: @test1(
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; CHECK-NEXT: fcmp ogt float %x, %y
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}
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define i1 @test2(float %a) nounwind {
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%ext = fpext float %a to double
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%cmp = fcmp ogt double %ext, 1.000000e+00
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ret i1 %cmp
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; CHECK-LABEL: @test2(
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; CHECK-NEXT: fcmp ogt float %a, 1.0
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}
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define i1 @test3(float %a) nounwind {
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%ext = fpext float %a to double
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%cmp = fcmp ogt double %ext, 0x3FF0000000000001 ; more precision than float.
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ret i1 %cmp
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; CHECK-LABEL: @test3(
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; CHECK-NEXT: fpext float %a to double
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}
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define i1 @test4(float %a) nounwind {
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%ext = fpext float %a to double
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%cmp = fcmp ogt double %ext, 0x36A0000000000000 ; denormal in float.
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ret i1 %cmp
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; CHECK-LABEL: @test4(
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; CHECK-NEXT: fpext float %a to double
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}
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define i1 @test5(float %a) nounwind {
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%neg = fsub float -0.000000e+00, %a
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%cmp = fcmp ogt float %neg, 1.000000e+00
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ret i1 %cmp
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; CHECK-LABEL: @test5(
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; CHECK-NEXT: fcmp olt float %a, -1.0
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}
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define i1 @test6(float %x, float %y) nounwind {
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%neg1 = fsub float -0.000000e+00, %x
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%neg2 = fsub float -0.000000e+00, %y
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%cmp = fcmp olt float %neg1, %neg2
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ret i1 %cmp
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; CHECK-LABEL: @test6(
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; CHECK-NEXT: fcmp ogt float %x, %y
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}
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define i1 @test7(float %x) nounwind readnone ssp noredzone {
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%ext = fpext float %x to ppc_fp128
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%cmp = fcmp ogt ppc_fp128 %ext, 0xM00000000000000000000000000000000
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ret i1 %cmp
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; CHECK-LABEL: @test7(
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; CHECK-NEXT: fcmp ogt float %x, 0.000000e+00
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}
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define float @test8(float %x) nounwind readnone optsize ssp {
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%conv = fpext float %x to double
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%cmp = fcmp olt double %conv, 0.000000e+00
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%conv1 = zext i1 %cmp to i32
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%conv2 = sitofp i32 %conv1 to float
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ret float %conv2
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; Float comparison to zero shouldn't cast to double.
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; CHECK-LABEL: @test8(
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; CHECK-NEXT: fcmp olt float %x, 0.000000e+00
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}
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declare double @fabs(double) nounwind readnone
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define i32 @test9(double %a) nounwind {
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%call = tail call double @fabs(double %a) nounwind
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%cmp = fcmp olt double %call, 0.000000e+00
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%conv = zext i1 %cmp to i32
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ret i32 %conv
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; CHECK-LABEL: @test9(
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; CHECK-NOT: fabs
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; CHECK: ret i32 0
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}
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define i32 @test10(double %a) nounwind {
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%call = tail call double @fabs(double %a) nounwind
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%cmp = fcmp ole double %call, 0.000000e+00
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%conv = zext i1 %cmp to i32
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ret i32 %conv
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; CHECK-LABEL: @test10(
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; CHECK-NOT: fabs
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; CHECK: fcmp oeq double %a, 0.000000e+00
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}
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define i32 @test11(double %a) nounwind {
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%call = tail call double @fabs(double %a) nounwind
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%cmp = fcmp ogt double %call, 0.000000e+00
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%conv = zext i1 %cmp to i32
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ret i32 %conv
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; CHECK-LABEL: @test11(
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; CHECK-NOT: fabs
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; CHECK: fcmp one double %a, 0.000000e+00
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}
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define i32 @test12(double %a) nounwind {
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%call = tail call double @fabs(double %a) nounwind
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%cmp = fcmp oge double %call, 0.000000e+00
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%conv = zext i1 %cmp to i32
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ret i32 %conv
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; CHECK-LABEL: @test12(
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; CHECK-NOT: fabs
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; CHECK: fcmp ord double %a, 0.000000e+00
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}
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define i32 @test13(double %a) nounwind {
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%call = tail call double @fabs(double %a) nounwind
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%cmp = fcmp une double %call, 0.000000e+00
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%conv = zext i1 %cmp to i32
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ret i32 %conv
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; CHECK-LABEL: @test13(
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; CHECK-NOT: fabs
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; CHECK: fcmp une double %a, 0.000000e+00
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}
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define i32 @test14(double %a) nounwind {
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%call = tail call double @fabs(double %a) nounwind
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%cmp = fcmp oeq double %call, 0.000000e+00
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%conv = zext i1 %cmp to i32
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ret i32 %conv
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; CHECK-LABEL: @test14(
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; CHECK-NOT: fabs
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; CHECK: fcmp oeq double %a, 0.000000e+00
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}
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define i32 @test15(double %a) nounwind {
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%call = tail call double @fabs(double %a) nounwind
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%cmp = fcmp one double %call, 0.000000e+00
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%conv = zext i1 %cmp to i32
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ret i32 %conv
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; CHECK-LABEL: @test15(
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; CHECK-NOT: fabs
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; CHECK: fcmp one double %a, 0.000000e+00
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}
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define i32 @test16(double %a) nounwind {
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%call = tail call double @fabs(double %a) nounwind
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%cmp = fcmp ueq double %call, 0.000000e+00
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%conv = zext i1 %cmp to i32
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ret i32 %conv
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; CHECK-LABEL: @test16(
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; CHECK-NOT: fabs
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; CHECK: fcmp ueq double %a, 0.000000e+00
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}
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; Don't crash.
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define i32 @test17(double %a, double (double)* %p) nounwind {
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%call = tail call double %p(double %a) nounwind
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%cmp = fcmp ueq double %call, 0.000000e+00
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%conv = zext i1 %cmp to i32
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ret i32 %conv
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}
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