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llvm-project/llvm/test/Transforms/InstCombine/ExtractCast.ll

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Instcombile optimization: extractelement(cast) -> cast(extractelement) llvm-svn: 128683
2011-04-01 06:57:29 +08:00
; RUN: opt < %s -instcombine -S -o - | FileCheck %s
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 $NAME fi done llvm-svn: 186268
2013-07-14 09:42:54 +08:00
; CHECK-LABEL: @a(
Instcombile optimization: extractelement(cast) -> cast(extractelement) llvm-svn: 128683
2011-04-01 06:57:29 +08:00
define i32 @a(<4 x i64> %I) {
entry:
; CHECK-NOT: trunc <4 x i64>
%J = trunc <4 x i64> %I to <4 x i32>
%K = extractelement <4 x i32> %J, i32 3
; CHECK: extractelement <4 x i64>
; CHECK: trunc i64
; CHECK: ret
ret i32 %K
}
Update Transforms tests to use CHECK-LABEL for easier debugging. No functionality change. This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$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: @b(
Instcombile optimization: extractelement(cast) -> cast(extractelement) llvm-svn: 128683
2011-04-01 06:57:29 +08:00
define i32 @b(<4 x float> %I) {
entry:
; CHECK-NOT: fptosi <4 x float>
%J = fptosi <4 x float> %I to <4 x i32>
%K = extractelement <4 x i32> %J, i32 3
; CHECK: extractelement <4 x float>
; CHECK: fptosi float
; CHECK: ret
ret i32 %K
}