1; RUN: llc -mcpu=generic -mtriple=arm-eabi -verify-machineinstrs < %s | FileCheck %s
2
3%struct.comment = type { i8**, i32*, i32, i8* }
4%struct.info = type { i32, i32, i32, i32, i32, i32, i32, i8* }
5%struct.state = type { i32, %struct.info*, float**, i32, i32, i32, i32, i32, i32, i32, i32, i32, i64, i64, i64, i64, i64, i64, i8* }
6
7@str215 = external global [2 x i8]
8
9define void @t1(%struct.state* %v) {
10
11; Make sure we generate:
12;   sub	sp, sp, r1
13; instead of:
14;   sub	r1, sp, r1
15;   mov	sp, r1
16
17; CHECK-LABEL: @t1
18; CHECK: bic [[REG1:r[0-9]+]],
19; CHECK-NOT: sub r{{[0-9]+}}, sp, [[REG1]]
20; CHECK: sub sp, sp, [[REG1]]
21
22  %tmp6 = load i32, i32* null
23  %tmp8 = alloca float, i32 %tmp6
24  store i32 1, i32* null
25  br i1 false, label %bb123.preheader, label %return
26
27bb123.preheader:                                  ; preds = %0
28  br i1 false, label %bb43, label %return
29
30bb43:                                             ; preds = %bb123.preheader
31  call fastcc void @f1(float* %tmp8, float* null, i32 0)
32  %tmp70 = load i32, i32* null
33  %tmp85 = getelementptr float, float* %tmp8, i32 0
34  call fastcc void @f2(float* null, float* null, float* %tmp85, i32 %tmp70)
35  ret void
36
37return:                                           ; preds = %bb123.preheader, %0
38  ret void
39}
40
41declare fastcc void @f1(float*, float*, i32)
42
43declare fastcc void @f2(float*, float*, float*, i32)
44
45define void @t2(%struct.comment* %vc, i8* %tag, i8* %contents) {
46  %tmp1 = call i32 @strlen(i8* %tag)
47  %tmp3 = call i32 @strlen(i8* %contents)
48  %tmp4 = add i32 %tmp1, 2
49  %tmp5 = add i32 %tmp4, %tmp3
50  %tmp6 = alloca i8, i32 %tmp5
51  %tmp9 = call i8* @strcpy(i8* %tmp6, i8* %tag)
52  %tmp6.len = call i32 @strlen(i8* %tmp6)
53  %tmp6.indexed = getelementptr i8, i8* %tmp6, i32 %tmp6.len
54  call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 1 %tmp6.indexed, i8* align 1 getelementptr inbounds ([2 x i8], [2 x i8]* @str215, i32 0, i32 0), i32 2, i1 false)
55  %tmp15 = call i8* @strcat(i8* %tmp6, i8* %contents)
56  call fastcc void @comment_add(%struct.comment* %vc, i8* %tmp6)
57  ret void
58}
59
60declare i32 @strlen(i8*)
61
62declare i8* @strcat(i8*, i8*)
63
64declare fastcc void @comment_add(%struct.comment*, i8*)
65
66declare i8* @strcpy(i8*, i8*)
67
68declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i1) nounwind
69