forked from OSchip/llvm-project
24 lines
975 B
LLVM
24 lines
975 B
LLVM
; RUN: opt < %s -loop-reduce -S | \
|
|
; RUN: not grep {bitcast i32 1 to i32}
|
|
; END.
|
|
; The setlt wants to use a value that is incremented one more than the dominant
|
|
; IV. Don't insert the 1 outside the loop, preventing folding it into the add.
|
|
|
|
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 i32 [ 0, %then.0 ], [ %indvar.next631, %no_exit.2 ] ; <i32> [#uses=4]
|
|
%gep.upgrd.1 = zext i32 %indvar630 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=2]
|
|
%tmp.34 = icmp slt i32 %inc.2, 701 ; <i1> [#uses=1]
|
|
%indvar.next631 = add i32 %indvar630, 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
|
|
}
|
|
|