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
|
; RUN: opt %loadPolly -polly-codegen -polly-invariant-load-hoisting=true -polly-process-unprofitable -S < %s | FileCheck %s
;
; CHECK: polly.start
;
; void f(int *A, int *UB) {
; for (int i = 0; i < *UB; i++)
; A[i] = 0;
; }
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @f(i32* %A, i32* %UB) {
bb:
br label %bb1
bb1: ; preds = %bb6, %bb
%indvars.iv = phi i64 [ %indvars.iv.next, %bb6 ], [ 0, %bb ]
%tmp = load i32, i32* %UB, align 4
%tmp2 = sext i32 %tmp to i64
%tmp3 = icmp slt i64 %indvars.iv, %tmp2
br i1 %tmp3, label %bb4, label %bb7
bb4: ; preds = %bb1
%tmp5 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
store i32 0, i32* %tmp5, align 4
br label %bb6
bb6: ; preds = %bb4
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
br label %bb1
bb7: ; preds = %bb1
ret void
}
|
