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llvm-mirror/test/Transforms/InstSimplify/maxmin.ll

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Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
; RUN: opt < %s -instsimplify -S | FileCheck %s
define i1 @max1(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. 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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @max1(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp sgt i32 %x, %y
%m = select i1 %c, i32 %x, i32 %y
%r = icmp slt i32 %m, %x
ret i1 %r
; CHECK: ret i1 false
}
define i1 @max2(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @max2(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp sge i32 %x, %y
%m = select i1 %c, i32 %x, i32 %y
%r = icmp sge i32 %m, %x
ret i1 %r
; CHECK: ret i1 true
}
define i1 @max3(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @max3(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp ugt i32 %x, %y
%m = select i1 %c, i32 %x, i32 %y
%r = icmp ult i32 %m, %x
ret i1 %r
; CHECK: ret i1 false
}
define i1 @max4(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @max4(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp uge i32 %x, %y
%m = select i1 %c, i32 %x, i32 %y
%r = icmp uge i32 %m, %x
ret i1 %r
; CHECK: ret i1 true
}
define i1 @max5(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @max5(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp sgt i32 %x, %y
%m = select i1 %c, i32 %x, i32 %y
%r = icmp sgt i32 %x, %m
ret i1 %r
; CHECK: ret i1 false
}
define i1 @max6(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @max6(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp sge i32 %x, %y
%m = select i1 %c, i32 %x, i32 %y
%r = icmp sle i32 %x, %m
ret i1 %r
; CHECK: ret i1 true
}
define i1 @max7(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @max7(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp ugt i32 %x, %y
%m = select i1 %c, i32 %x, i32 %y
%r = icmp ugt i32 %x, %m
ret i1 %r
; CHECK: ret i1 false
}
define i1 @max8(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @max8(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp uge i32 %x, %y
%m = select i1 %c, i32 %x, i32 %y
%r = icmp ule i32 %x, %m
ret i1 %r
; CHECK: ret i1 true
}
define i1 @min1(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @min1(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp sgt i32 %x, %y
%m = select i1 %c, i32 %y, i32 %x
%r = icmp sgt i32 %m, %x
ret i1 %r
; CHECK: ret i1 false
}
define i1 @min2(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @min2(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp sge i32 %x, %y
%m = select i1 %c, i32 %y, i32 %x
%r = icmp sle i32 %m, %x
ret i1 %r
; CHECK: ret i1 true
}
define i1 @min3(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @min3(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp ugt i32 %x, %y
%m = select i1 %c, i32 %y, i32 %x
%r = icmp ugt i32 %m, %x
ret i1 %r
; CHECK: ret i1 false
}
define i1 @min4(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @min4(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp uge i32 %x, %y
%m = select i1 %c, i32 %y, i32 %x
%r = icmp ule i32 %m, %x
ret i1 %r
; CHECK: ret i1 true
}
define i1 @min5(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @min5(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp sgt i32 %x, %y
%m = select i1 %c, i32 %y, i32 %x
%r = icmp slt i32 %x, %m
ret i1 %r
; CHECK: ret i1 false
}
define i1 @min6(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @min6(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp sge i32 %x, %y
%m = select i1 %c, i32 %y, i32 %x
%r = icmp sge i32 %x, %m
ret i1 %r
; CHECK: ret i1 true
}
define i1 @min7(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @min7(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp ugt i32 %x, %y
%m = select i1 %c, i32 %y, i32 %x
%r = icmp ult i32 %x, %m
ret i1 %r
; CHECK: ret i1 false
}
define i1 @min8(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @min8(
Implement some basic simplifications involving min/max, for example max(a,b) >= a -> true. According to my super-optimizer, these are by far the most common simplifications (of the -instsimplify kind) that occur in the testsuite and aren't caught by -std-compile-opts. llvm-svn: 130780
2011-05-03 21:53:10 +02:00
%c = icmp uge i32 %x, %y
%m = select i1 %c, i32 %y, i32 %x
%r = icmp uge i32 %x, %m
ret i1 %r
; CHECK: ret i1 true
}
Add variations on: max(x,y) >= min(x,z) folds to true. This isn't that common, but according to my super-optimizer there are only two missed simplifications of -instsimplify kind when compiling bzip2, and this is one of them. It amuses me to have bzip2 be perfectly optimized as far as instsimplify goes! llvm-svn: 130840
2011-05-04 18:05:05 +02:00
define i1 @maxmin1(i32 %x, i32 %y, i32 %z) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @maxmin1(
Add variations on: max(x,y) >= min(x,z) folds to true. This isn't that common, but according to my super-optimizer there are only two missed simplifications of -instsimplify kind when compiling bzip2, and this is one of them. It amuses me to have bzip2 be perfectly optimized as far as instsimplify goes! llvm-svn: 130840
2011-05-04 18:05:05 +02:00
%c1 = icmp sge i32 %x, %y
%max = select i1 %c1, i32 %x, i32 %y
%c2 = icmp sge i32 %x, %z
%min = select i1 %c2, i32 %z, i32 %x
%c = icmp sge i32 %max, %min
ret i1 %c
; CHECK: ret i1 true
}
define i1 @maxmin2(i32 %x, i32 %y, i32 %z) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @maxmin2(
Add variations on: max(x,y) >= min(x,z) folds to true. This isn't that common, but according to my super-optimizer there are only two missed simplifications of -instsimplify kind when compiling bzip2, and this is one of them. It amuses me to have bzip2 be perfectly optimized as far as instsimplify goes! llvm-svn: 130840
2011-05-04 18:05:05 +02:00
%c1 = icmp sge i32 %x, %y
%max = select i1 %c1, i32 %x, i32 %y
%c2 = icmp sge i32 %x, %z
%min = select i1 %c2, i32 %z, i32 %x
%c = icmp sgt i32 %min, %max
ret i1 %c
; CHECK: ret i1 false
}
define i1 @maxmin3(i32 %x, i32 %y, i32 %z) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @maxmin3(
Add variations on: max(x,y) >= min(x,z) folds to true. This isn't that common, but according to my super-optimizer there are only two missed simplifications of -instsimplify kind when compiling bzip2, and this is one of them. It amuses me to have bzip2 be perfectly optimized as far as instsimplify goes! llvm-svn: 130840
2011-05-04 18:05:05 +02:00
%c1 = icmp sge i32 %x, %y
%max = select i1 %c1, i32 %x, i32 %y
%c2 = icmp sge i32 %x, %z
%min = select i1 %c2, i32 %z, i32 %x
%c = icmp sle i32 %min, %max
ret i1 %c
; CHECK: ret i1 true
}
define i1 @maxmin4(i32 %x, i32 %y, i32 %z) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @maxmin4(
Add variations on: max(x,y) >= min(x,z) folds to true. This isn't that common, but according to my super-optimizer there are only two missed simplifications of -instsimplify kind when compiling bzip2, and this is one of them. It amuses me to have bzip2 be perfectly optimized as far as instsimplify goes! llvm-svn: 130840
2011-05-04 18:05:05 +02:00
%c1 = icmp sge i32 %x, %y
%max = select i1 %c1, i32 %x, i32 %y
%c2 = icmp sge i32 %x, %z
%min = select i1 %c2, i32 %z, i32 %x
%c = icmp slt i32 %max, %min
ret i1 %c
; CHECK: ret i1 false
}
define i1 @maxmin5(i32 %x, i32 %y, i32 %z) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @maxmin5(
Add variations on: max(x,y) >= min(x,z) folds to true. This isn't that common, but according to my super-optimizer there are only two missed simplifications of -instsimplify kind when compiling bzip2, and this is one of them. It amuses me to have bzip2 be perfectly optimized as far as instsimplify goes! llvm-svn: 130840
2011-05-04 18:05:05 +02:00
%c1 = icmp uge i32 %x, %y
%max = select i1 %c1, i32 %x, i32 %y
%c2 = icmp uge i32 %x, %z
%min = select i1 %c2, i32 %z, i32 %x
%c = icmp uge i32 %max, %min
ret i1 %c
; CHECK: ret i1 true
}
define i1 @maxmin6(i32 %x, i32 %y, i32 %z) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @maxmin6(
Add variations on: max(x,y) >= min(x,z) folds to true. This isn't that common, but according to my super-optimizer there are only two missed simplifications of -instsimplify kind when compiling bzip2, and this is one of them. It amuses me to have bzip2 be perfectly optimized as far as instsimplify goes! llvm-svn: 130840
2011-05-04 18:05:05 +02:00
%c1 = icmp uge i32 %x, %y
%max = select i1 %c1, i32 %x, i32 %y
%c2 = icmp uge i32 %x, %z
%min = select i1 %c2, i32 %z, i32 %x
%c = icmp ugt i32 %min, %max
ret i1 %c
; CHECK: ret i1 false
}
define i1 @maxmin7(i32 %x, i32 %y, i32 %z) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @maxmin7(
Add variations on: max(x,y) >= min(x,z) folds to true. This isn't that common, but according to my super-optimizer there are only two missed simplifications of -instsimplify kind when compiling bzip2, and this is one of them. It amuses me to have bzip2 be perfectly optimized as far as instsimplify goes! llvm-svn: 130840
2011-05-04 18:05:05 +02:00
%c1 = icmp uge i32 %x, %y
%max = select i1 %c1, i32 %x, i32 %y
%c2 = icmp uge i32 %x, %z
%min = select i1 %c2, i32 %z, i32 %x
%c = icmp ule i32 %min, %max
ret i1 %c
; CHECK: ret i1 true
}
define i1 @maxmin8(i32 %x, i32 %y, i32 %z) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @maxmin8(
Add variations on: max(x,y) >= min(x,z) folds to true. This isn't that common, but according to my super-optimizer there are only two missed simplifications of -instsimplify kind when compiling bzip2, and this is one of them. It amuses me to have bzip2 be perfectly optimized as far as instsimplify goes! llvm-svn: 130840
2011-05-04 18:05:05 +02:00
%c1 = icmp uge i32 %x, %y
%max = select i1 %c1, i32 %x, i32 %y
%c2 = icmp uge i32 %x, %z
%min = select i1 %c2, i32 %z, i32 %x
%c = icmp ult i32 %max, %min
ret i1 %c
; CHECK: ret i1 false
}
The comparision "max(x,y)==x" is equivalent to "x>=y". Since the max is often expressed as "x >= y ? x : y", there is a good chance we can extract the existing "x >= y" from it and use that as a replacement for "max(x,y)==x". llvm-svn: 131049
2011-05-07 18:56:49 +02:00
define i1 @eqcmp1(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @eqcmp1(
The comparision "max(x,y)==x" is equivalent to "x>=y". Since the max is often expressed as "x >= y ? x : y", there is a good chance we can extract the existing "x >= y" from it and use that as a replacement for "max(x,y)==x". llvm-svn: 131049
2011-05-07 18:56:49 +02:00
%c = icmp sge i32 %x, %y
%max = select i1 %c, i32 %x, i32 %y
%r = icmp eq i32 %max, %x
ret i1 %r
; CHECK: ret i1 %c
}
define i1 @eqcmp2(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @eqcmp2(
The comparision "max(x,y)==x" is equivalent to "x>=y". Since the max is often expressed as "x >= y ? x : y", there is a good chance we can extract the existing "x >= y" from it and use that as a replacement for "max(x,y)==x". llvm-svn: 131049
2011-05-07 18:56:49 +02:00
%c = icmp sge i32 %x, %y
%max = select i1 %c, i32 %x, i32 %y
%r = icmp eq i32 %x, %max
ret i1 %r
; CHECK: ret i1 %c
}
define i1 @eqcmp3(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 $NAME fi done llvm-svn: 186268
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @eqcmp3(
The comparision "max(x,y)==x" is equivalent to "x>=y". Since the max is often expressed as "x >= y ? x : y", there is a good chance we can extract the existing "x >= y" from it and use that as a replacement for "max(x,y)==x". llvm-svn: 131049
2011-05-07 18:56:49 +02:00
%c = icmp uge i32 %x, %y
%max = select i1 %c, i32 %x, i32 %y
%r = icmp eq i32 %max, %x
ret i1 %r
; CHECK: ret i1 %c
}
define i1 @eqcmp4(i32 %x, i32 %y) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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
2013-07-14 03:42:54 +02:00
; CHECK-LABEL: @eqcmp4(
The comparision "max(x,y)==x" is equivalent to "x>=y". Since the max is often expressed as "x >= y ? x : y", there is a good chance we can extract the existing "x >= y" from it and use that as a replacement for "max(x,y)==x". llvm-svn: 131049
2011-05-07 18:56:49 +02:00
%c = icmp uge i32 %x, %y
%max = select i1 %c, i32 %x, i32 %y
%r = icmp eq i32 %x, %max
ret i1 %r
; CHECK: ret i1 %c
}
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