-; RUN: llvm-as < %s | opt -loop-reduce | llvm-dis | grep 'add uint %iv..inc, 1'
+; RUN: opt < %s -loop-reduce -S | \
+; RUN: grep {add i32 %lsr.iv.next, 1}
;
; Make sure that the use of the IV outside of the loop (the store) uses the
; post incremented value of the IV, not the preincremented value. This
; around for the duration of the loop, adding a copy and an extra register
; to the loop.
-declare bool %pred(int %X)
+declare i1 @pred(i32)
-void %test([700 x int]* %nbeaux_.0__558, int* %i_.16574) {
+define void @test([700 x i32]* %nbeaux_.0__558, i32* %i_.16574) {
then.0:
- br label %no_exit.2
-
-no_exit.2: ; preds = %no_exit.2, %then.0
- %indvar630 = phi uint [ 0, %then.0 ], [ %indvar.next631, %no_exit.2 ] ; <uint> [#uses=3]
- %indvar630 = cast uint %indvar630 to int ; <int> [#uses=1]
- %tmp.38 = getelementptr [700 x int]* %nbeaux_.0__558, int 0, uint %indvar630 ; <int*> [#uses=1]
- store int 0, int* %tmp.38
- %inc.2 = add int %indvar630, 2 ; <int> [#uses=2]
- %tmp.34 = call bool %pred(int %indvar630)
- %indvar.next631 = add uint %indvar630, 1 ; <uint> [#uses=1]
- br bool %tmp.34, label %no_exit.2, label %loopexit.2.loopexit
-
-loopexit.2.loopexit: ; preds = %no_exit.2
- store int %inc.2, int* %i_.16574
- ret void
+ br label %no_exit.2
+no_exit.2: ; preds = %no_exit.2, %then.0
+ %indvar630.ui = phi i32 [ 0, %then.0 ], [ %indvar.next631, %no_exit.2 ] ; <i32> [#uses=3]
+ %indvar630 = bitcast i32 %indvar630.ui to i32 ; <i32> [#uses=2]
+ %gep.upgrd.1 = zext i32 %indvar630.ui to i64 ; <i64> [#uses=1]
+ %tmp.38 = getelementptr [700 x i32]* %nbeaux_.0__558, i32 0, i64 %gep.upgrd.1 ; <i32*> [#uses=1]
+ store i32 0, i32* %tmp.38
+ %inc.2 = add i32 %indvar630, 2 ; <i32> [#uses=1]
+ %tmp.34 = call i1 @pred( i32 %indvar630 ) ; <i1> [#uses=1]
+ %indvar.next631 = add i32 %indvar630.ui, 1 ; <i32> [#uses=1]
+ br i1 %tmp.34, label %no_exit.2, label %loopexit.2.loopexit
+loopexit.2.loopexit: ; preds = %no_exit.2
+ store i32 %inc.2, i32* %i_.16574
+ ret void
}
+