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llvm-project/llvm/test/Transforms/InstSimplify/fdiv.ll

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Move InstCombine's knowledge of fdiv to SimplifyInstruction(). llvm-svn: 124534
2011-01-29 23:26:31 +08:00
; RUN: opt < %s -instsimplify -S | FileCheck %s
define double @fdiv_of_undef(double %X) {
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 $NAME fi done llvm-svn: 186268
2013-07-14 09:42:54 +08:00
; CHECK-LABEL: @fdiv_of_undef(
Move InstCombine's knowledge of fdiv to SimplifyInstruction(). llvm-svn: 124534
2011-01-29 23:26:31 +08:00
; undef / X -> undef
%r = fdiv double undef, %X
ret double %r
; CHECK: ret double undef
}
define double @fdiv_by_undef(double %X) {
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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 09:42:54 +08:00
; CHECK-LABEL: @fdiv_by_undef(
Move InstCombine's knowledge of fdiv to SimplifyInstruction(). llvm-svn: 124534
2011-01-29 23:26:31 +08:00
; X / undef -> undef
%r = fdiv double %X, undef
ret double %r
; CHECK: ret double undef
}