Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/LoopRotate/simplifylatch.ll

@@ -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 }