1 ; Check that the index of 'P[outer]' is pulled out of the loop. 2 ; RUN: opt < %s -loop-reduce -S | \ 3 ; RUN: not grep {getelementptr.*%outer.*%INDVAR} 4 5 target datalayout = "e-p:32:32:32-n:32" 6 declare i1 @pred() 7 8 define void @test([10000 x i32]* %P, i32 %outer) { 9 ; <label>:0 10 br label %Loop 11 Loop: ; preds = %Loop, %0 12 %INDVAR = phi i32 [ 0, %0 ], [ %INDVAR2, %Loop ] ; <i32> [#uses=2] 13 %STRRED = getelementptr [10000 x i32]* %P, i32 %outer, i32 %INDVAR ; <i32*> [#uses=1] 14 store i32 0, i32* %STRRED 15 %INDVAR2 = add i32 %INDVAR, 1 ; <i32> [#uses=1] 16 %cond = call i1 @pred( ) ; <i1> [#uses=1] 17 br i1 %cond, label %Loop, label %Out 18 Out: ; preds = %Loop 19 ret void 20 } 21 22
