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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
|
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -mcpu=gfx1100 -run-pass=gcn-dpp-combine -verify-machineinstrs -o - %s | FileCheck %s -check-prefix=GCN
---
name: vopc
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1, $vgpr2
; GCN-LABEL: name: vopc
; GCN: liveins: $vgpr0, $vgpr1, $vgpr2
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
; GCN-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
; GCN-NEXT: [[DEF:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
; GCN-NEXT: V_CMP_LT_F32_e32_dpp 0, [[COPY1]], 0, [[COPY]], 1, 15, 15, 1, implicit-def $vcc, implicit $mode, implicit $exec
; GCN-NEXT: [[V_MOV_B32_dpp:%[0-9]+]]:vgpr_32 = V_MOV_B32_dpp [[DEF]], [[COPY1]], 1, 15, 15, 1, implicit $exec
; GCN-NEXT: V_CMPX_EQ_I16_e32 [[V_MOV_B32_dpp]], [[COPY]], implicit-def $exec, implicit-def $vcc, implicit $mode, implicit $exec
; GCN-NEXT: V_CMP_CLASS_F16_e32_dpp 0, [[COPY1]], [[COPY]], 1, 15, 15, 1, implicit-def $vcc, implicit $exec
; GCN-NEXT: [[V_CMP_GE_F16_e64_dpp:%[0-9]+]]:sgpr_32 = V_CMP_GE_F16_e64_dpp 1, [[COPY1]], 0, [[COPY]], 1, 1, 15, 15, 1, implicit $mode, implicit $exec
; GCN-NEXT: [[V_MOV_B32_dpp1:%[0-9]+]]:vgpr_32 = V_MOV_B32_dpp [[DEF]], [[COPY1]], 1, 15, 15, 1, implicit $exec
; GCN-NEXT: V_CMPX_GT_U32_nosdst_e64 [[V_MOV_B32_dpp1]], [[COPY]], implicit-def $exec, implicit $mode, implicit $exec
; GCN-NEXT: V_CMP_CLASS_F32_e32_dpp 2, [[COPY1]], [[COPY]], 1, 15, 15, 1, implicit-def $vcc, implicit $exec
; GCN-NEXT: V_CMP_NGE_F16_e32_dpp 0, [[COPY1]], 0, [[COPY]], 1, 15, 15, 1, implicit-def $vcc, implicit $mode, implicit $exec
; GCN-NEXT: [[V_CMP_NGE_F16_e64_dpp:%[0-9]+]]:sgpr_32 = V_CMP_NGE_F16_e64_dpp 0, [[COPY1]], 0, [[COPY]], 0, 1, 15, 15, 1, implicit $mode, implicit $exec
; GCN-NEXT: [[S_AND_B32_:%[0-9]+]]:sgpr_32 = S_AND_B32 [[V_CMP_NGE_F16_e64_dpp]], 10101, implicit-def $scc
; GCN-NEXT: V_CMP_GT_I32_e32_dpp [[COPY1]], [[COPY]], 1, 15, 15, 1, implicit-def $vcc, implicit $exec
%0:vgpr_32 = COPY $vgpr0
%1:vgpr_32 = COPY $vgpr1
%2:vgpr_32 = COPY $vgpr2
%3:vgpr_32 = IMPLICIT_DEF
%4:vgpr_32 = V_MOV_B32_dpp %3, %1, 1, 15, 15, 1, implicit $exec
V_CMP_LT_F32_e32 %4, %0, implicit-def $vcc, implicit $mode, implicit $exec
; unsafe to combine cmpx
%5:vgpr_32 = V_MOV_B32_dpp %3, %1, 1, 15, 15, 1, implicit $exec
V_CMPX_EQ_I16_e32 %5, %0, implicit-def $exec, implicit-def $vcc, implicit $mode, implicit $exec
%6:vgpr_32 = V_MOV_B32_dpp %3, %1, 1, 15, 15, 1, implicit $exec
V_CMP_CLASS_F16_e32 %6, %0, implicit-def $vcc, implicit $mode, implicit $exec
%7:vgpr_32 = V_MOV_B32_dpp %3, %1, 1, 15, 15, 1, implicit $exec
%8:sgpr_32 = V_CMP_GE_F16_e64 1, %7, 0, %0, 1, implicit $mode, implicit $exec
; unsafe to combine cmpx
%9:vgpr_32 = V_MOV_B32_dpp %3, %1, 1, 15, 15, 1, implicit $exec
V_CMPX_GT_U32_nosdst_e64 %9, %0, implicit-def $exec, implicit $mode, implicit $exec
%11:vgpr_32 = V_MOV_B32_dpp %3, %1, 1, 15, 15, 1, implicit $exec
%12:sgpr_32 = V_CMP_CLASS_F32_e64 2, %11, %0, implicit $mode, implicit $exec
; shrink
%13:vgpr_32 = V_MOV_B32_dpp %3, %1, 1, 15, 15, 1, implicit $exec
%14:sgpr_32 = V_CMP_NGE_F16_e64 0, %13, 0, %0, 0, implicit $mode, implicit $exec
; do not shrink, sdst used
%15:vgpr_32 = V_MOV_B32_dpp %3, %1, 1, 15, 15, 1, implicit $exec
%16:sgpr_32 = V_CMP_NGE_F16_e64 0, %15, 0, %0, 0, implicit $mode, implicit $exec
%17:sgpr_32 = S_AND_B32 %16, 10101, implicit-def $scc
; commute
%18:vgpr_32 = V_MOV_B32_dpp %3, %1, 1, 15, 15, 1, implicit $exec
V_CMP_LT_I32_e32 %0, %18, implicit-def $vcc, implicit $exec
...
---
name: mask_not_full
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1, $vgpr2
; GCN-LABEL: name: mask_not_full
; GCN: liveins: $vgpr0, $vgpr1, $vgpr2
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
; GCN-NEXT: [[DEF:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
; GCN-NEXT: [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
; GCN-NEXT: [[V_MOV_B32_dpp:%[0-9]+]]:vgpr_32 = V_MOV_B32_dpp [[DEF]], [[COPY1]], 1, 15, 14, 1, implicit $exec
; GCN-NEXT: V_CMP_CLASS_F16_e32 [[V_MOV_B32_dpp]], [[COPY]], implicit-def $vcc, implicit $mode, implicit $exec
; GCN-NEXT: [[V_MOV_B32_dpp1:%[0-9]+]]:vgpr_32 = V_MOV_B32_dpp [[V_MOV_B32_e32_]], [[COPY1]], 1, 13, 15, 1, implicit $exec
; GCN-NEXT: [[V_CMP_GE_F16_e64_:%[0-9]+]]:sgpr_32 = V_CMP_GE_F16_e64 1, [[V_MOV_B32_dpp1]], 0, [[COPY]], 1, implicit $mode, implicit $exec
%0:vgpr_32 = COPY $vgpr0
%1:vgpr_32 = COPY $vgpr1
%2:vgpr_32 = IMPLICIT_DEF
%3:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
; Do not combine VOPC when row_mask or bank_mask is not 0xf
; All cases are covered by generic rules for creating DPP instructions
%4:vgpr_32 = V_MOV_B32_dpp %2, %1, 1, 15, 14, 1, implicit $exec
V_CMP_CLASS_F16_e32 %4, %0, implicit-def $vcc, implicit $mode, implicit $exec
%5:vgpr_32 = V_MOV_B32_dpp %3, %1, 1, 13, 15, 1, implicit $exec
%6:sgpr_32 = V_CMP_GE_F16_e64 1, %5, 0, %0, 1, implicit $mode, implicit $exec
...
|
