mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-30 15:32:52 +01:00
cf082ae903
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
23 lines
448 B
LLVM
23 lines
448 B
LLVM
; RUN: opt < %s -instsimplify -S | FileCheck %s
|
|
|
|
define i64 @pow2(i32 %x) {
|
|
; CHECK-LABEL: @pow2(
|
|
%negx = sub i32 0, %x
|
|
%x2 = and i32 %x, %negx
|
|
%e = zext i32 %x2 to i64
|
|
%nege = sub i64 0, %e
|
|
%e2 = and i64 %e, %nege
|
|
ret i64 %e2
|
|
; CHECK: ret i64 %e
|
|
}
|
|
|
|
define i64 @pow2b(i32 %x) {
|
|
; CHECK-LABEL: @pow2b(
|
|
%sh = shl i32 2, %x
|
|
%e = zext i32 %sh to i64
|
|
%nege = sub i64 0, %e
|
|
%e2 = and i64 %e, %nege
|
|
ret i64 %e2
|
|
; CHECK: ret i64 %e
|
|
}
|