1 ; RUN: llc -march=mipsel -O0 -relocation-model=pic < %s | FileCheck %s
2 ; Check that register scavenging spill slot is close to $fp.
3 target triple="mipsel--"
5 @var = external global i32
6 @ptrvar = external global i8*
10 %space = alloca i32, align 4
11 %stackspace = alloca[16384 x i32], align 4
13 ; ensure stackspace is not optimized out
14 %stackspace_casted = bitcast [16384 x i32]* %stackspace to i8*
15 store volatile i8* %stackspace_casted, i8** @ptrvar
17 ; Load values to increase register pressure.
18 %v0 = load volatile i32, i32* @var
19 %v1 = load volatile i32, i32* @var
20 %v2 = load volatile i32, i32* @var
21 %v3 = load volatile i32, i32* @var
22 %v4 = load volatile i32, i32* @var
23 %v5 = load volatile i32, i32* @var
24 %v6 = load volatile i32, i32* @var
25 %v7 = load volatile i32, i32* @var
26 %v8 = load volatile i32, i32* @var
27 %v9 = load volatile i32, i32* @var
28 %v10 = load volatile i32, i32* @var
29 %v11 = load volatile i32, i32* @var
30 %v12 = load volatile i32, i32* @var
31 %v13 = load volatile i32, i32* @var
32 %v14 = load volatile i32, i32* @var
33 %v15 = load volatile i32, i32* @var
34 %v16 = load volatile i32, i32* @var
36 ; Computing a stack-relative values needs an additional register.
37 ; We should get an emergency spill/reload for this.
38 ; CHECK: sw ${{.*}}, 0($sp)
39 ; CHECK: lw ${{.*}}, 0($sp)
40 store volatile i32 %v0, i32* %space
42 ; store values so they are used.
43 store volatile i32 %v0, i32* @var
44 store volatile i32 %v1, i32* @var
45 store volatile i32 %v2, i32* @var
46 store volatile i32 %v3, i32* @var
47 store volatile i32 %v4, i32* @var
48 store volatile i32 %v5, i32* @var
49 store volatile i32 %v6, i32* @var
50 store volatile i32 %v7, i32* @var
51 store volatile i32 %v8, i32* @var
52 store volatile i32 %v9, i32* @var
53 store volatile i32 %v10, i32* @var
54 store volatile i32 %v11, i32* @var
55 store volatile i32 %v12, i32* @var
56 store volatile i32 %v13, i32* @var
57 store volatile i32 %v14, i32* @var
58 store volatile i32 %v15, i32* @var
59 store volatile i32 %v16, i32* @var