diff options
Diffstat (limited to 'llvm/test/Transforms/LoopRotate/simplifylatch.ll')
-rw-r--r-- | llvm/test/Transforms/LoopRotate/simplifylatch.ll | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/llvm/test/Transforms/LoopRotate/simplifylatch.ll b/llvm/test/Transforms/LoopRotate/simplifylatch.ll deleted file mode 100644 index 215622fe302..00000000000 --- a/llvm/test/Transforms/LoopRotate/simplifylatch.ll +++ /dev/null @@ -1,76 +0,0 @@ -; RUN: opt -S < %s -loop-rotate -licm -verify-dom-info -verify-loop-info | FileCheck %s -; PR2624 unroll multiple exits - -@mode_table = global [4 x i32] zeroinitializer ; <[4 x i32]*> [#uses=1] - -; CHECK-LABEL: @f( -; CHECK-NOT: bb: -define i8 @f() { -entry: - tail call i32 @fegetround( ) ; <i32>:0 [#uses=1] - br label %bb - -bb: ; preds = %bb4, %entry - %mode.0 = phi i8 [ 0, %entry ], [ %indvar.next, %bb4 ] ; <i8> [#uses=4] - zext i8 %mode.0 to i32 ; <i32>:1 [#uses=1] - getelementptr [4 x i32], [4 x i32]* @mode_table, i32 0, i32 %1 ; <i32*>:2 [#uses=1] - load i32, i32* %2, align 4 ; <i32>:3 [#uses=1] - icmp eq i32 %3, %0 ; <i1>:4 [#uses=1] - br i1 %4, label %bb1, label %bb2 - -bb1: ; preds = %bb - ret i8 %mode.0 - -bb2: ; preds = %bb - icmp eq i8 %mode.0, 1 ; <i1>:5 [#uses=1] - br i1 %5, label %bb5, label %bb4 - -bb4: ; preds = %bb2 - %indvar.next = add i8 %mode.0, 1 ; <i8> [#uses=1] - br label %bb - -bb5: ; preds = %bb2 - tail call void @raise_exception( ) noreturn - unreachable -} - -declare i32 @fegetround() - -declare void @raise_exception() noreturn - -;CHECK: for.body.lr.ph: -;CHECK-NEXT: %arrayidx1 = getelementptr inbounds i8, i8* %CurPtr, i64 0 -;CHECK-NEXT: %0 = load i8, i8* %arrayidx1, align 1 -;CHECK-NEXT: %conv2 = sext i8 %0 to i32 -;CHECK-NEXT: br label %for.body - -define i32 @foo(i8* %CurPtr, i32 %a) #0 { -entry: - br label %for.cond - -for.cond: ; preds = %for.inc, %entry - %i.0 = phi i32 [ 1, %entry ], [ %inc, %for.inc ] - %cmp = icmp ne i32 %i.0, %a - br i1 %cmp, label %for.body, label %return - -for.body: ; preds = %for.cond - %idxprom = zext i32 %i.0 to i64 - %arrayidx = getelementptr inbounds i8, i8* %CurPtr, i64 %idxprom - %0 = load i8, i8* %arrayidx, align 1 - %conv = sext i8 %0 to i32 - %arrayidx1 = getelementptr inbounds i8, i8* %CurPtr, i64 0 - %1 = load i8, i8* %arrayidx1, align 1 - %conv2 = sext i8 %1 to i32 - %cmp3 = icmp ne i32 %conv, %conv2 - br i1 %cmp3, label %return, label %for.inc - -for.inc: ; preds = %for.body - %inc = add i32 %i.0, 1 - br label %for.cond - -return: ; preds = %for.cond, %for.body - %retval.0 = phi i32 [ 0, %for.body ], [ 1, %for.cond ] - ret i32 %retval.0 -} - -attributes #0 = { nounwind uwtable } |