mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-10-31 08:16:47 +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 $NAME
fi
done
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186268 91177308-0d34-0410-b5e6-96231b3b80d8
82 lines
1.8 KiB
LLVM
82 lines
1.8 KiB
LLVM
; RUN: opt -loop-reduce -S < %s | FileCheck %s
|
|
;
|
|
; Test LSR's use of SplitCriticalEdge during phi rewriting.
|
|
|
|
target triple = "x86-apple-darwin"
|
|
|
|
; Verify that identical edges are merged. rdar://problem/6453893
|
|
; CHECK-LABEL: @test1(
|
|
; CHECK: bb89:
|
|
; CHECK: phi i8* [ %lsr.iv.next1, %bbA.bb89_crit_edge ], [ %lsr.iv.next1, %bbB.bb89_crit_edge ]{{$}}
|
|
|
|
define i8* @test1() {
|
|
entry:
|
|
br label %loop
|
|
|
|
loop:
|
|
%rec = phi i32 [ %next, %loop ], [ 0, %entry ]
|
|
%next = add i32 %rec, 1
|
|
%tmp75 = getelementptr i8* null, i32 %next
|
|
br i1 false, label %loop, label %loopexit
|
|
|
|
loopexit:
|
|
br i1 false, label %bbA, label %bbB
|
|
|
|
bbA:
|
|
switch i32 0, label %bb89 [
|
|
i32 47, label %bb89
|
|
i32 58, label %bb89
|
|
]
|
|
|
|
bbB:
|
|
switch i8 0, label %bb89 [
|
|
i8 47, label %bb89
|
|
i8 58, label %bb89
|
|
]
|
|
|
|
bb89:
|
|
%tmp75phi = phi i8* [ %tmp75, %bbA ], [ %tmp75, %bbA ], [ %tmp75, %bbA ], [ %tmp75, %bbB ], [ %tmp75, %bbB ], [ %tmp75, %bbB ]
|
|
br label %exit
|
|
|
|
exit:
|
|
ret i8* %tmp75phi
|
|
}
|
|
|
|
; Handle single-predecessor phis: PR13756
|
|
; CHECK-LABEL: @test2(
|
|
; CHECK: bb89:
|
|
; CHECK: phi i8* [ %lsr.iv.next1, %bbA ], [ %lsr.iv.next1, %bbA ], [ %lsr.iv.next1, %bbA ]{{$}}
|
|
define i8* @test2() {
|
|
entry:
|
|
br label %loop
|
|
|
|
loop:
|
|
%rec = phi i32 [ %next, %loop ], [ 0, %entry ]
|
|
%next = add i32 %rec, 1
|
|
%tmp75 = getelementptr i8* null, i32 %next
|
|
br i1 false, label %loop, label %loopexit
|
|
|
|
loopexit:
|
|
br i1 false, label %bbA, label %bbB
|
|
|
|
bbA:
|
|
switch i32 0, label %bb89 [
|
|
i32 47, label %bb89
|
|
i32 58, label %bb89
|
|
]
|
|
|
|
bbB:
|
|
switch i8 0, label %exit [
|
|
i8 47, label %exit
|
|
i8 58, label %exit
|
|
]
|
|
|
|
bb89:
|
|
%tmp75phi = phi i8* [ %tmp75, %bbA ], [ %tmp75, %bbA ], [ %tmp75, %bbA ]
|
|
br label %exit
|
|
|
|
exit:
|
|
%result = phi i8* [ %tmp75phi, %bb89 ], [ %tmp75, %bbB ], [ %tmp75, %bbB ], [ %tmp75, %bbB ]
|
|
ret i8* %result
|
|
}
|