mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
39f4e8d9cc
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 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186268 91177308-0d34-0410-b5e6-96231b3b80d8
39 lines
1.1 KiB
LLVM
39 lines
1.1 KiB
LLVM
; RUN: opt < %s -reassociate -S | FileCheck %s
|
|
|
|
; When there is nothing to do, or not much to do, check that reassociate leaves
|
|
; things alone.
|
|
|
|
declare void @use(i32)
|
|
|
|
define void @test1(i32 %a, i32 %b) {
|
|
; Shouldn't change or move any of the add instructions. Should commute but
|
|
; otherwise not change or move any of the mul instructions.
|
|
; CHECK-LABEL: @test1(
|
|
%a0 = add nsw i32 %a, 1
|
|
; CHECK-NEXT: %a0 = add nsw i32 %a, 1
|
|
%m0 = mul nsw i32 3, %a
|
|
; CHECK-NEXT: %m0 = mul nsw i32 %a, 3
|
|
%a1 = add nsw i32 %a0, %b
|
|
; CHECK-NEXT: %a1 = add nsw i32 %a0, %b
|
|
%m1 = mul nsw i32 %b, %m0
|
|
; CHECK-NEXT: %m1 = mul nsw i32 %m0, %b
|
|
call void @use(i32 %a1)
|
|
; CHECK-NEXT: call void @use
|
|
call void @use(i32 %m1)
|
|
ret void
|
|
}
|
|
|
|
define void @test2(i32 %a, i32 %b, i32 %c, i32 %d) {
|
|
; The initial add doesn't change so should not lose the nsw flag.
|
|
; CHECK-LABEL: @test2(
|
|
%a0 = add nsw i32 %b, %a
|
|
; CHECK-NEXT: %a0 = add nsw i32 %b, %a
|
|
%a1 = add nsw i32 %a0, %d
|
|
; CHECK-NEXT: %a1 = add i32 %a0, %c
|
|
%a2 = add nsw i32 %a1, %c
|
|
; CHECK-NEXT: %a2 = add i32 %a1, %d
|
|
call void @use(i32 %a2)
|
|
; CHECK-NEXT: call void @use
|
|
ret void
|
|
}
|