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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
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mv $TEMP $NAME
fi
done
llvm-svn: 186280
120 lines
3.2 KiB
LLVM
120 lines
3.2 KiB
LLVM
; Test 64-bit floating-point subtraction.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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declare double @foo()
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; Check register subtraction.
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define double @f1(double %f1, double %f2) {
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; CHECK-LABEL: f1:
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; CHECK: sdbr %f0, %f2
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; CHECK: br %r14
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%res = fsub double %f1, %f2
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ret double %res
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}
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; Check the low end of the SDB range.
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define double @f2(double %f1, double *%ptr) {
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; CHECK-LABEL: f2:
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; CHECK: sdb %f0, 0(%r2)
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; CHECK: br %r14
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%f2 = load double *%ptr
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%res = fsub double %f1, %f2
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ret double %res
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}
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; Check the high end of the aligned SDB range.
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define double @f3(double %f1, double *%base) {
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; CHECK-LABEL: f3:
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; CHECK: sdb %f0, 4088(%r2)
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; CHECK: br %r14
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%ptr = getelementptr double *%base, i64 511
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%f2 = load double *%ptr
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%res = fsub double %f1, %f2
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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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; Other sequences besides this one would be OK.
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define double @f4(double %f1, double *%base) {
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; CHECK-LABEL: f4:
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; CHECK: aghi %r2, 4096
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; CHECK: sdb %f0, 0(%r2)
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; CHECK: br %r14
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%ptr = getelementptr double *%base, i64 512
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%f2 = load double *%ptr
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%res = fsub double %f1, %f2
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ret double %res
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}
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; Check negative displacements, which also need separate address logic.
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define double @f5(double %f1, double *%base) {
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; CHECK-LABEL: f5:
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; CHECK: aghi %r2, -8
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; CHECK: sdb %f0, 0(%r2)
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; CHECK: br %r14
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%ptr = getelementptr double *%base, i64 -1
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%f2 = load double *%ptr
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%res = fsub double %f1, %f2
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ret double %res
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}
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; Check that SDB allows indices.
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define double @f6(double %f1, double *%base, i64 %index) {
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; CHECK-LABEL: f6:
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; CHECK: sllg %r1, %r3, 3
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; CHECK: sdb %f0, 800(%r1,%r2)
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; CHECK: br %r14
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%ptr1 = getelementptr double *%base, i64 %index
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%ptr2 = getelementptr double *%ptr1, i64 100
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%f2 = load double *%ptr2
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%res = fsub double %f1, %f2
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ret double %res
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}
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; Check that subtractions of spilled values can use SDB rather than SDBR.
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define double @f7(double *%ptr0) {
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; CHECK-LABEL: f7:
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; CHECK: brasl %r14, foo@PLT
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; CHECK: sdb %f0, 16{{[04]}}(%r15)
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; CHECK: br %r14
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%ptr1 = getelementptr double *%ptr0, i64 2
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%ptr2 = getelementptr double *%ptr0, i64 4
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%ptr3 = getelementptr double *%ptr0, i64 6
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%ptr4 = getelementptr double *%ptr0, i64 8
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%ptr5 = getelementptr double *%ptr0, i64 10
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%ptr6 = getelementptr double *%ptr0, i64 12
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%ptr7 = getelementptr double *%ptr0, i64 14
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%ptr8 = getelementptr double *%ptr0, i64 16
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%ptr9 = getelementptr double *%ptr0, i64 18
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%ptr10 = getelementptr double *%ptr0, i64 20
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%val0 = load double *%ptr0
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%val1 = load double *%ptr1
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%val2 = load double *%ptr2
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%val3 = load double *%ptr3
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%val4 = load double *%ptr4
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%val5 = load double *%ptr5
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%val6 = load double *%ptr6
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%val7 = load double *%ptr7
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%val8 = load double *%ptr8
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%val9 = load double *%ptr9
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%val10 = load double *%ptr10
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%ret = call double @foo()
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%sub0 = fsub double %ret, %val0
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%sub1 = fsub double %sub0, %val1
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%sub2 = fsub double %sub1, %val2
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%sub3 = fsub double %sub2, %val3
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%sub4 = fsub double %sub3, %val4
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%sub5 = fsub double %sub4, %val5
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%sub6 = fsub double %sub5, %val6
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%sub7 = fsub double %sub6, %val7
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%sub8 = fsub double %sub7, %val8
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%sub9 = fsub double %sub8, %val9
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%sub10 = fsub double %sub9, %val10
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ret double %sub10
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}
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