mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-14 11:32:34 +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
88 lines
2.5 KiB
LLVM
88 lines
2.5 KiB
LLVM
; RUN: opt < %s -simplifycfg -phi-node-folding-threshold=2 -S | FileCheck %s
|
|
|
|
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
define i32 @test1(i32 %a, i32 %b, i32 %c) nounwind {
|
|
; CHECK-LABEL: @test1(
|
|
entry:
|
|
%tmp1 = icmp eq i32 %b, 0
|
|
br i1 %tmp1, label %bb1, label %bb3
|
|
|
|
bb1: ; preds = %entry
|
|
%tmp2 = icmp sgt i32 %c, 1
|
|
br i1 %tmp2, label %bb2, label %bb3
|
|
; CHECK: bb1:
|
|
; CHECK-NEXT: icmp sgt i32 %c, 1
|
|
; CHECK-NEXT: add i32 %a, 1
|
|
; CHECK-NEXT: select i1 %tmp2, i32 %tmp3, i32 %a
|
|
; CHECK-NEXT: br label %bb3
|
|
|
|
bb2: ; preds = bb1
|
|
%tmp3 = add i32 %a, 1
|
|
br label %bb3
|
|
|
|
bb3: ; preds = %bb2, %entry
|
|
%tmp4 = phi i32 [ %b, %entry ], [ %a, %bb1 ], [ %tmp3, %bb2 ]
|
|
%tmp5 = sub i32 %tmp4, 1
|
|
ret i32 %tmp5
|
|
}
|
|
|
|
declare i8 @llvm.cttz.i8(i8, i1)
|
|
|
|
define i8 @test2(i8 %a) {
|
|
; CHECK-LABEL: @test2(
|
|
br i1 undef, label %bb_true, label %bb_false
|
|
bb_true:
|
|
%b = tail call i8 @llvm.cttz.i8(i8 %a, i1 false)
|
|
br label %join
|
|
bb_false:
|
|
br label %join
|
|
join:
|
|
%c = phi i8 [%b, %bb_true], [%a, %bb_false]
|
|
; CHECK: select
|
|
ret i8 %c
|
|
}
|
|
|
|
define i8* @test4(i1* %dummy, i8* %a, i8* %b) {
|
|
; Test that we don't speculate an arbitrarily large number of unfolded constant
|
|
; expressions.
|
|
; CHECK-LABEL: @test4(
|
|
|
|
entry:
|
|
%cond1 = load volatile i1* %dummy
|
|
br i1 %cond1, label %if, label %end
|
|
|
|
if:
|
|
%cond2 = load volatile i1* %dummy
|
|
br i1 %cond2, label %then, label %end
|
|
|
|
then:
|
|
br label %end
|
|
|
|
end:
|
|
%x1 = phi i8* [ %a, %entry ], [ %b, %if ], [ inttoptr (i64 1 to i8*), %then ]
|
|
%x2 = phi i8* [ %a, %entry ], [ %b, %if ], [ inttoptr (i64 2 to i8*), %then ]
|
|
%x3 = phi i8* [ %a, %entry ], [ %b, %if ], [ inttoptr (i64 3 to i8*), %then ]
|
|
%x4 = phi i8* [ %a, %entry ], [ %b, %if ], [ inttoptr (i64 4 to i8*), %then ]
|
|
%x5 = phi i8* [ %a, %entry ], [ %b, %if ], [ inttoptr (i64 5 to i8*), %then ]
|
|
%x6 = phi i8* [ %a, %entry ], [ %b, %if ], [ inttoptr (i64 6 to i8*), %then ]
|
|
%x7 = phi i8* [ %a, %entry ], [ %b, %if ], [ inttoptr (i64 7 to i8*), %then ]
|
|
%x8 = phi i8* [ %a, %entry ], [ %b, %if ], [ inttoptr (i64 8 to i8*), %then ]
|
|
%x9 = phi i8* [ %a, %entry ], [ %b, %if ], [ inttoptr (i64 9 to i8*), %then ]
|
|
%x10 = phi i8* [ %a, %entry ], [ %b, %if ], [ inttoptr (i64 10 to i8*), %then ]
|
|
; CHECK-NOT: select
|
|
; CHECK: phi i8*
|
|
; CHECK: phi i8*
|
|
; CHECK: phi i8*
|
|
; CHECK: phi i8*
|
|
; CHECK: phi i8*
|
|
; CHECK: phi i8*
|
|
; CHECK: phi i8*
|
|
; CHECK: phi i8*
|
|
; CHECK: phi i8*
|
|
; CHECK: phi i8*
|
|
|
|
ret i8* %x10
|
|
}
|