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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
166 lines
3.8 KiB
LLVM
166 lines
3.8 KiB
LLVM
; Test ANDs of a constant into a byte of memory.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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; Check the lowest useful constant, expressed as a signed integer.
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define void @f1(i8 *%ptr) {
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; CHECK-LABEL: f1:
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; CHECK: ni 0(%r2), 1
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; CHECK: br %r14
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%val = load i8 *%ptr
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%and = and i8 %val, -255
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check the highest useful constant, expressed as a signed integer.
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define void @f2(i8 *%ptr) {
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; CHECK-LABEL: f2:
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; CHECK: ni 0(%r2), 254
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; CHECK: br %r14
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%val = load i8 *%ptr
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%and = and i8 %val, -2
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check the lowest useful constant, expressed as an unsigned integer.
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define void @f3(i8 *%ptr) {
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; CHECK-LABEL: f3:
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; CHECK: ni 0(%r2), 1
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; CHECK: br %r14
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%val = load i8 *%ptr
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%and = and i8 %val, 1
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check the highest useful constant, expressed as a unsigned integer.
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define void @f4(i8 *%ptr) {
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; CHECK-LABEL: f4:
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; CHECK: ni 0(%r2), 254
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; CHECK: br %r14
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%val = load i8 *%ptr
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%and = and i8 %val, 254
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check the high end of the NI range.
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define void @f5(i8 *%src) {
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; CHECK-LABEL: f5:
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; CHECK: ni 4095(%r2), 127
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; CHECK: br %r14
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%ptr = getelementptr i8 *%src, i64 4095
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%val = load i8 *%ptr
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%and = and i8 %val, 127
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check the next byte up, which should use NIY instead of NI.
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define void @f6(i8 *%src) {
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; CHECK-LABEL: f6:
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; CHECK: niy 4096(%r2), 127
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; CHECK: br %r14
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%ptr = getelementptr i8 *%src, i64 4096
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%val = load i8 *%ptr
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%and = and i8 %val, 127
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check the high end of the NIY range.
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define void @f7(i8 *%src) {
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; CHECK-LABEL: f7:
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; CHECK: niy 524287(%r2), 127
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; CHECK: br %r14
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%ptr = getelementptr i8 *%src, i64 524287
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%val = load i8 *%ptr
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%and = and i8 %val, 127
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check the next byte up, which needs separate address logic.
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; Other sequences besides this one would be OK.
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define void @f8(i8 *%src) {
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; CHECK-LABEL: f8:
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; CHECK: agfi %r2, 524288
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; CHECK: ni 0(%r2), 127
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; CHECK: br %r14
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%ptr = getelementptr i8 *%src, i64 524288
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%val = load i8 *%ptr
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%and = and i8 %val, 127
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check the high end of the negative NIY range.
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define void @f9(i8 *%src) {
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; CHECK-LABEL: f9:
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; CHECK: niy -1(%r2), 127
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; CHECK: br %r14
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%ptr = getelementptr i8 *%src, i64 -1
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%val = load i8 *%ptr
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%and = and i8 %val, 127
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check the low end of the NIY range.
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define void @f10(i8 *%src) {
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; CHECK-LABEL: f10:
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; CHECK: niy -524288(%r2), 127
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; CHECK: br %r14
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%ptr = getelementptr i8 *%src, i64 -524288
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%val = load i8 *%ptr
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%and = and i8 %val, 127
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check the next byte down, which needs separate address logic.
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; Other sequences besides this one would be OK.
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define void @f11(i8 *%src) {
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; CHECK-LABEL: f11:
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; CHECK: agfi %r2, -524289
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; CHECK: ni 0(%r2), 127
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; CHECK: br %r14
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%ptr = getelementptr i8 *%src, i64 -524289
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%val = load i8 *%ptr
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%and = and i8 %val, 127
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check that NI does not allow an index
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define void @f12(i64 %src, i64 %index) {
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; CHECK-LABEL: f12:
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; CHECK: agr %r2, %r3
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; CHECK: ni 4095(%r2), 127
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; CHECK: br %r14
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%add1 = add i64 %src, %index
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%add2 = add i64 %add1, 4095
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%ptr = inttoptr i64 %add2 to i8 *
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%val = load i8 *%ptr
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%and = and i8 %val, 127
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store i8 %and, i8 *%ptr
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ret void
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}
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; Check that NIY does not allow an index
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define void @f13(i64 %src, i64 %index) {
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; CHECK-LABEL: f13:
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; CHECK: agr %r2, %r3
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; CHECK: niy 4096(%r2), 127
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; CHECK: br %r14
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%add1 = add i64 %src, %index
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%add2 = add i64 %add1, 4096
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%ptr = inttoptr i64 %add2 to i8 *
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%val = load i8 *%ptr
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%and = and i8 %val, 127
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store i8 %and, i8 *%ptr
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ret void
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}
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