blob: 4de384dce6ec4b421c3d16b49acaec45f3475aeb [file] [log] [blame]
QingShan Zhangecdab5b2018-12-18 06:32:42 +00001; RUN: llc -relocation-model=pic -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr9 <%s | FileCheck %s
2
3%struct.Record = type { %struct.Record*, i32 }
4
5@n = local_unnamed_addr global i32 500000000, align 4
6@m = common global %struct.Record zeroinitializer, align 8
7@a = hidden local_unnamed_addr global %struct.Record* @m, align 8
8@o = common global %struct.Record zeroinitializer, align 8
9@b = hidden local_unnamed_addr global %struct.Record* @o, align 8
10
11define signext i32 @foo() local_unnamed_addr {
12entry:
13 %0 = load i64, i64* bitcast (%struct.Record** @b to i64*), align 8
14 %1 = load i64*, i64** bitcast (%struct.Record** @a to i64**), align 8
15 store i64 %0, i64* %1, align 8
16 %2 = load i32, i32* @n, align 4
17 %cmp9 = icmp eq i32 %2, 0
18 br i1 %cmp9, label %for.end, label %for.body
19
20for.body: ; preds = %entry, %for.body
21 %i.010 = phi i32 [ %inc, %for.body ], [ 0, %entry ]
22 %3 = load %struct.Record*, %struct.Record** @a, align 8
23 %IntComp = getelementptr inbounds %struct.Record, %struct.Record* %3, i64 0, i32 1
24 store i32 5, i32* %IntComp, align 8
25 %PtrComp2 = getelementptr inbounds %struct.Record, %struct.Record* %3, i64 0, i32 0
26 %4 = load %struct.Record*, %struct.Record** %PtrComp2, align 8
27 %IntComp3 = getelementptr inbounds %struct.Record, %struct.Record* %4, i64 0, i32 1
28 store i32 5, i32* %IntComp3, align 8
29 %PtrComp6 = getelementptr inbounds %struct.Record, %struct.Record* %4, i64 0, i32 0
30 store %struct.Record* %4, %struct.Record** %PtrComp6, align 8
31 %inc = add nuw i32 %i.010, 1
32 %cmp = icmp ult i32 %inc, %2
33 br i1 %cmp, label %for.body, label %for.end
34
35for.end: ; preds = %for.body, %entry
36 ret i32 0
37
38; CHECK-LABEL: foo
39; CHECK: addis [[REG1:[0-9]+]], 2, a@toc@ha
40; CHECK: li [[REG4:[0-9]+]], 5
41; CHECK: [[LAB:[a-z0-9A-Z_.]+]]:
42; CHECK: ld [[REG2:[0-9]+]], a@toc@l([[REG1]])
43; CHECK: ld [[REG3:[0-9]+]], 0([[REG2]])
44; CHECK: stw [[REG4]], 8([[REG2]])
45; CHECK: stw [[REG4]], 8([[REG3]])
46; CHECK: std [[REG3]], 0([[REG3]])
47; CHECK: bdnz [[LAB]]
48}
49