1; RUN: llc -march=amdgcn -mcpu=gfx908 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX908 %s
2; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX900 %s
3
4define void @foo() {
5bb:
6  ret void
7}
8
9; FIXME: We spill v40 into AGPR, but still save and restore FP
10; which is not needed in this case.
11
12; GCN-LABEL: {{^}}caller:
13
14; GFX900:     s_mov_b32 [[SAVED_FP:s[0-9]+]], s33
15; GFX900:     s_mov_b32 s33, s32
16; GFX908-NOT: s_mov_b32 s33, s32
17; GFX900:     buffer_store_dword
18; GFX908-DAG: s_mov_b32 [[SAVED_FP:s[0-9]+]], s33
19; GFX908-DAG: v_accvgpr_write_b32
20; GCN:        s_swappc_b64
21; GFX900:     buffer_load_dword
22; GFX908:     v_accvgpr_read_b32
23; GCN:        s_mov_b32 s33, [[SAVED_FP]]
24define i64 @caller() {
25bb:
26  call void asm sideeffect "", "~{v40}" ()
27  tail call void @foo()
28  ret i64 0
29}
30