1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
; RUN: opt -opaque-pointers=0 %loadPolly -polly-process-unprofitable -polly-codegen -polly-invariant-load-hoisting=true -polly-ignore-aliasing -S < %s | FileCheck %s
;
; CHECK-LABEL: polly.preload.begin:
; CHECK: %polly.access.A = getelementptr i32**, i32*** %A, i64 42
; CHECK: %polly.access.A.load = load i32**, i32*** %polly.access.A
; CHECK: %polly.access.polly.access.A.load = getelementptr i32*, i32** %polly.access.A.load, i64 32
; CHECK: %polly.access.polly.access.A.load.load = load i32*, i32** %polly.access.polly.access.A.load
;
; CHECK: polly.stmt.bb2:
; CHECK: %scevgep = getelementptr i32, i32* %polly.access.polly.access.A.load.load, i64 %polly.indvar
; CHECK: store i32 0, i32* %scevgep, align 4
;
; void f(int ***A) {
; for (int i = 0; i < 1024; i++)
; A[42][32][i] = 0;
; }
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @f(i32*** %A) {
bb:
br label %bb1
bb1: ; preds = %bb7, %bb
%indvars.iv = phi i64 [ %indvars.iv.next, %bb7 ], [ 0, %bb ]
%exitcond = icmp ne i64 %indvars.iv, 1024
br i1 %exitcond, label %bb2, label %bb8
bb2: ; preds = %bb1
%tmp = getelementptr inbounds i32**, i32*** %A, i64 42
%tmp3 = load i32**, i32*** %tmp, align 8
%tmp4 = getelementptr inbounds i32*, i32** %tmp3, i64 32
%tmp5 = load i32*, i32** %tmp4, align 8
%tmp6 = getelementptr inbounds i32, i32* %tmp5, i64 %indvars.iv
store i32 0, i32* %tmp6, align 4
br label %bb7
bb7: ; preds = %bb2
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
br label %bb1
bb8: ; preds = %bb1
ret void
}
|
