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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
238 lines
6.1 KiB
LLVM
238 lines
6.1 KiB
LLVM
; Test 64-bit signed comparisons between memory and a constant.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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; Check ordered comparisons with 0.
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define double @f1(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f1:
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; CHECK: cghsi 0(%r2), 0
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; CHECK-NEXT: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp slt i64 %val, 0
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check ordered comparisons with 1.
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define double @f2(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f2:
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; CHECK: cghsi 0(%r2), 1
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; CHECK-NEXT: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp slt i64 %val, 1
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check ordered comparisons with the high end of the signed 16-bit range.
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define double @f3(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f3:
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; CHECK: cghsi 0(%r2), 32767
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; CHECK-NEXT: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp slt i64 %val, 32767
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the next value up, which can't use CGHSI.
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define double @f4(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f4:
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; CHECK-NOT: cghsi
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp slt i64 %val, 32768
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check ordered comparisons with -1.
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define double @f5(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f5:
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; CHECK: cghsi 0(%r2), -1
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; CHECK-NEXT: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp slt i64 %val, -1
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check ordered comparisons with the low end of the 16-bit signed range.
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define double @f6(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f6:
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; CHECK: cghsi 0(%r2), -32768
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; CHECK-NEXT: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp slt i64 %val, -32768
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the next value down, which should be treated as a positive value.
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define double @f7(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f7:
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; CHECK-NOT: cghsi
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp slt i64 %val, -32769
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check equality comparisons with 0.
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define double @f8(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f8:
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; CHECK: cghsi 0(%r2), 0
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; CHECK-NEXT: je
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp eq i64 %val, 0
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check equality comparisons with 1.
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define double @f9(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f9:
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; CHECK: cghsi 0(%r2), 1
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; CHECK-NEXT: je
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp eq i64 %val, 1
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check equality comparisons with the high end of the signed 16-bit range.
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define double @f10(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f10:
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; CHECK: cghsi 0(%r2), 32767
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; CHECK-NEXT: je
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp eq i64 %val, 32767
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the next value up, which can't use CGHSI.
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define double @f11(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f11:
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; CHECK-NOT: cghsi
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp eq i64 %val, 32768
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check equality comparisons with -1.
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define double @f12(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f12:
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; CHECK: cghsi 0(%r2), -1
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; CHECK-NEXT: je
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp eq i64 %val, -1
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check equality comparisons with the low end of the 16-bit signed range.
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define double @f13(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f13:
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; CHECK: cghsi 0(%r2), -32768
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; CHECK-NEXT: je
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp eq i64 %val, -32768
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the next value down, which should be treated as a positive value.
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define double @f14(double %a, double %b, i64 *%ptr) {
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; CHECK-LABEL: f14:
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; CHECK-NOT: cghsi
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; CHECK: br %r14
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%val = load i64 *%ptr
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%cond = icmp eq i64 %val, -32769
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the high end of the CGHSI range.
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define double @f15(double %a, double %b, i64 %i1, i64 *%base) {
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; CHECK-LABEL: f15:
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; CHECK: cghsi 4088(%r3), 0
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; CHECK-NEXT: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%ptr = getelementptr i64 *%base, i64 511
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%val = load i64 *%ptr
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%cond = icmp slt i64 %val, 0
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the next doubleword up, which needs separate address logic,
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define double @f16(double %a, double %b, i64 *%base) {
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; CHECK-LABEL: f16:
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; CHECK: aghi %r2, 4096
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; CHECK: cghsi 0(%r2), 0
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; CHECK-NEXT: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%ptr = getelementptr i64 *%base, i64 512
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%val = load i64 *%ptr
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%cond = icmp slt i64 %val, 0
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check negative offsets, which also need separate address logic.
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define double @f17(double %a, double %b, i64 *%base) {
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; CHECK-LABEL: f17:
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; CHECK: aghi %r2, -8
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; CHECK: cghsi 0(%r2), 0
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; CHECK-NEXT: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%ptr = getelementptr i64 *%base, i64 -1
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%val = load i64 *%ptr
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%cond = icmp slt i64 %val, 0
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check that CGHSI does not allow indices.
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define double @f18(double %a, double %b, i64 %base, i64 %index) {
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; CHECK-LABEL: f18:
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; CHECK: agr {{%r2, %r3|%r3, %r2}}
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; CHECK: cghsi 0({{%r[23]}}), 0
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; CHECK-NEXT: jl
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%add = add i64 %base, %index
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%ptr = inttoptr i64 %add to i64 *
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%val = load i64 *%ptr
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%cond = icmp slt i64 %val, 0
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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