blob: c24cfef1b1ccb423accdc60233b9df3afb0e7c34 [file] [log] [blame]
Matt Arsenault253640e2016-10-13 13:10:00 +00001; RUN: llc -O0 -mtriple=amdgcn--amdhsa -mcpu=fiji -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI -check-prefix=OPTNONE %s
2
3; GCN-LABEL: {{^}}store_to_undef:
4
5; -O0 should assume spilling, so the input scratch resource descriptor
6; -should be used directly without any copies.
7
8; OPTNONE-NOT: s_mov_b32
9; OPTNONE: buffer_store_dword v{{[0-9]+}}, v{{[0-9]+}}, s[0:3], s7 offen{{$}}
10define void @store_to_undef() #0 {
11 store volatile i32 0, i32* undef
12 ret void
13}
14
15; GCN-LABEL: {{^}}store_to_inttoptr:
16define void @store_to_inttoptr() #0 {
17 store volatile i32 0, i32* inttoptr (i32 123 to i32*)
18 ret void
19}
20
21; GCN-LABEL: {{^}}load_from_undef:
22define void @load_from_undef() #0 {
23 %ld = load volatile i32, i32* undef
24 ret void
25}
26
27; GCN-LABEL: {{^}}load_from_inttoptr:
28define void @load_from_inttoptr() #0 {
29 %ld = load volatile i32, i32* inttoptr (i32 123 to i32*)
30 ret void
31}
32
33attributes #0 = { nounwind }