blob: 682d49794d7efa559f41eae7ba70f7a198111810 [file] [log] [blame]
Tim Shen9e25d5d2018-07-13 23:40:00 +00001; RUN: llc --start-before loop-reduce --stop-after loop-reduce %s -o - | FileCheck %s
2target datalayout = "e-m:e-p:32:32-i64:64-n32-S128"
3target triple = "x86_64-unknown-linux-gnu"
4
Tim Shene78bd282018-07-13 23:48:59 +00005; CHECK-LABEL: @hoge
Tim Shen9e25d5d2018-07-13 23:40:00 +00006define void @hoge() {
7bb:
8 %tmp = sext i32 undef to i64
9 %tmp3 = sub nsw i64 0, %tmp
10 br label %bb4
11
12bb4: ; preds = %bb20, %bb
13 %tmp5 = getelementptr inbounds double, double* undef, i64 undef
14 %tmp6 = getelementptr inbounds double, double* %tmp5, i64 %tmp3
15 br label %bb7
16
17bb7: ; preds = %bb7, %bb4
18 %tmp8 = phi double* [ %tmp10, %bb7 ], [ %tmp6, %bb4 ]
19 %tmp9 = load double, double* %tmp8
20 %tmp10 = getelementptr inbounds double, double* %tmp8, i64 1
21 br i1 true, label %bb11, label %bb7
22
23bb11: ; preds = %bb7
24 br i1 undef, label %bb20, label %bb12
25
26bb12: ; preds = %bb11
27 br label %bb13
28
29bb13: ; preds = %bb13, %bb12
30 %tmp14 = phi double* [ %tmp18, %bb13 ], [ %tmp10, %bb12 ]
31 %tmp15 = load double, double* %tmp14, align 8
32 %tmp16 = getelementptr inbounds double, double* %tmp14, i64 1
33 %tmp17 = load double, double* %tmp16, align 8
34 %tmp18 = getelementptr inbounds double, double* %tmp14, i64 8
35 br i1 true, label %bb19, label %bb13
36
37bb19: ; preds = %bb13
38 br label %bb20
39
40bb20: ; preds = %bb19, %bb11
41 br label %bb4
42}