1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
# RUN: llc -mtriple=amdgcn -mcpu=gfx908 -start-before postrapseudos -asm-verbose=0 -verify-machineinstrs %s -o - | FileCheck -check-prefix=GCN %s
# GCN-LABEL: {{^}}lo_to_lo_agpr_to_agpr:
# GCN: v_accvgpr_read_b32 [[TMP:v[0-9]+]], a0
# GCN-NEXT: s_nop 1
# GCN-NEXT: v_accvgpr_write_b32 a1, [[TMP]]
name: lo_to_lo_agpr_to_agpr
tracksRegLiveness: true
body: |
bb.0:
$agpr0 = IMPLICIT_DEF
$agpr1_lo16 = COPY $agpr0_lo16
S_ENDPGM 0
...
# GCN-LABEL: {{^}}lo_to_lo_samereg:
# GCN: s_waitcnt
# GCN-NEXT: s_endpgm
name: lo_to_lo_samereg
tracksRegLiveness: true
body: |
bb.0:
$agpr0 = IMPLICIT_DEF
$agpr0_lo16 = COPY $agpr0_lo16
S_ENDPGM 0
...
# GCN-LABEL: {{^}}lo_to_lo_undef_agpr_to_agpr:
# GCN: v_accvgpr_read_b32 [[TMP:v[0-9]+]], a1
# GCN-NEXT: s_nop 1
# GCN-NEXT: v_accvgpr_write_b32 a2, [[TMP]]
name: lo_to_lo_undef_agpr_to_agpr
tracksRegLiveness: true
body: |
bb.0:
$agpr1_lo16 = COPY undef $agpr0_lo16
$agpr2 = COPY killed $agpr1
S_ENDPGM 0
...
# GCN-LABEL: {{^}}lo_to_lo_sgpr_to_agpr:
# GCN: v_mov_b32_e32 [[TMP:v[0-9]+]], s0
# GCN-NEXT: s_nop 1
# GCN-NEXT: v_accvgpr_write_b32 a1, [[TMP]]
name: lo_to_lo_sgpr_to_agpr
tracksRegLiveness: true
body: |
bb.0:
$sgpr0 = IMPLICIT_DEF
$agpr1_lo16 = COPY $sgpr0_lo16
S_ENDPGM 0
...
|
