1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
; Check that the index of 'P[outer]' is pulled out of the loop.
; RUN: opt < %s -loop-reduce -S | \
; RUN: not grep "getelementptr.*%outer.*%INDVAR"
target datalayout = "e-p:32:32:32-n32"
declare i1 @pred()
define void @test([10000 x i32]* %P, i32 %outer) {
; <label>:0
br label %Loop
Loop: ; preds = %Loop, %0
%INDVAR = phi i32 [ 0, %0 ], [ %INDVAR2, %Loop ] ; <i32> [#uses=2]
%STRRED = getelementptr [10000 x i32]* %P, i32 %outer, i32 %INDVAR ; <i32*> [#uses=1]
store i32 0, i32* %STRRED
%INDVAR2 = add i32 %INDVAR, 1 ; <i32> [#uses=1]
%cond = call i1 @pred( ) ; <i1> [#uses=1]
br i1 %cond, label %Loop, label %Out
Out: ; preds = %Loop
ret void
}
|
