xref: /llvm-project/llvm/test/CodeGen/ARM/dyn-stackalloc.ll (revision 6e87ec4351149da232eff0814428f24ad723e6ac)
1; RUN: llvm-as < %s | llc -march=arm
2; RUN: llvm-as < %s | llc -march=thumb | not grep {ldr sp}
3; RUN: llvm-as < %s | llc -mtriple=thumb-apple-darwin | \
4; RUN:   not grep {sub.*r7}
5; RUN: llvm-as < %s | llc -march=thumb | grep 4294967280
6
7	%struct.state = type { i32, %struct.info*, float**, i32, i32, i32, i32, i32, i32, i32, i32, i32, i64, i64, i64, i64, i64, i64, i8* }
8	%struct.info = type { i32, i32, i32, i32, i32, i32, i32, i8* }
9
10define void @t1(%struct.state* %v) {
11	%tmp6 = load i32* null
12	%tmp8 = alloca float, i32 %tmp6
13	store i32 1, i32* null
14	br i1 false, label %bb123.preheader, label %return
15
16bb123.preheader:
17	br i1 false, label %bb43, label %return
18
19bb43:
20	call fastcc void @f1( float* %tmp8, float* null, i32 0 )
21	%tmp70 = load i32* null
22	%tmp85 = getelementptr float* %tmp8, i32 0
23	call fastcc void @f2( float* null, float* null, float* %tmp85, i32 %tmp70 )
24	ret void
25
26return:
27	ret void
28}
29
30declare fastcc void @f1(float*, float*, i32)
31
32declare fastcc void @f2(float*, float*, float*, i32)
33
34	%struct.comment = type { i8**, i32*, i32, i8* }
35@str215 = external global [2 x i8]
36
37define void @t2(%struct.comment* %vc, i8* %tag, i8* %contents) {
38	%tmp1 = call i32 @strlen( i8* %tag )
39	%tmp3 = call i32 @strlen( i8* %contents )
40	%tmp4 = add i32 %tmp1, 2
41	%tmp5 = add i32 %tmp4, %tmp3
42	%tmp6 = alloca i8, i32 %tmp5
43	%tmp9 = call i8* @strcpy( i8* %tmp6, i8* %tag )
44	%tmp6.len = call i32 @strlen( i8* %tmp6 )
45	%tmp6.indexed = getelementptr i8* %tmp6, i32 %tmp6.len
46	call void @llvm.memcpy.i32( i8* %tmp6.indexed, i8* getelementptr ([2 x i8]* @str215, i32 0, i32 0), i32 2, i32 1 )
47	%tmp15 = call i8* @strcat( i8* %tmp6, i8* %contents )
48	call fastcc void @comment_add( %struct.comment* %vc, i8* %tmp6 )
49	ret void
50}
51
52declare i32 @strlen(i8*)
53
54declare i8* @strcat(i8*, i8*)
55
56declare fastcc void @comment_add(%struct.comment*, i8*)
57
58declare void @llvm.memcpy.i32(i8*, i8*, i32, i32)
59
60declare i8* @strcpy(i8*, i8*)
61