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
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
|
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn--amdpal -mcpu=gfx900 -run-pass register-coalescer -verify-machineinstrs -o - %s | FileCheck -check-prefix GCN %s
#
---
name: _amdgpu_ps_main
alignment: 1
tracksRegLiveness: true
registers:
- { id: 0, class: sgpr_128 }
- { id: 1, class: sreg_32_xm0, preferred-register: '%2' }
- { id: 2, class: sreg_32_xm0, preferred-register: '%1' }
machineFunctionInfo:
argumentInfo:
privateSegmentBuffer: { reg: '$sgpr0_sgpr1_sgpr2_sgpr3' }
privateSegmentWaveByteOffset: { reg: '$sgpr33' }
body: |
; GCN-LABEL: name: _amdgpu_ps_main
; GCN: bb.0:
; GCN-NEXT: successors: %bb.1(0x80000000)
; GCN-NEXT: {{ $}}
; GCN-NEXT: %3:vgpr_32 = nofpexcept V_TRUNC_F32_e32 undef %4:vgpr_32, implicit $mode, implicit $exec
; GCN-NEXT: %5:vgpr_32 = nofpexcept V_CVT_U32_F32_e32 %3, implicit $mode, implicit $exec
; GCN-NEXT: [[V_LSHRREV_B32_e32_:%[0-9]+]]:vgpr_32 = V_LSHRREV_B32_e32 4, %5, implicit $exec
; GCN-NEXT: undef %11.sub0:vreg_128 = V_MUL_LO_I32_e64 [[V_LSHRREV_B32_e32_]], 3, implicit $exec
; GCN-NEXT: %11.sub3:vreg_128 = COPY %11.sub0
; GCN-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32_xm0 = S_MOV_B32 0
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.1:
; GCN-NEXT: successors: %bb.1(0x7c000000), %bb.2(0x04000000)
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_128 = COPY %11
; GCN-NEXT: %11.sub3:vreg_128 = V_ADD_U32_e32 target-flags(amdgpu-rel32-lo) 1, [[COPY]].sub3, implicit $exec
; GCN-NEXT: [[S_ADD_I32_:%[0-9]+]]:sreg_32_xm0 = S_ADD_I32 [[S_ADD_I32_]], 1, implicit-def dead $scc
; GCN-NEXT: S_CMP_LT_U32 [[S_ADD_I32_]], 3, implicit-def $scc
; GCN-NEXT: S_CBRANCH_SCC1 %bb.1, implicit killed $scc
; GCN-NEXT: S_BRANCH %bb.2
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.2:
; GCN-NEXT: successors: %bb.5(0x40000000), %bb.3(0x40000000)
; GCN-NEXT: {{ $}}
; GCN-NEXT: S_CBRANCH_SCC1 %bb.5, implicit undef $scc
; GCN-NEXT: S_BRANCH %bb.3
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.3:
; GCN-NEXT: successors: %bb.4(0x80000000)
; GCN-NEXT: {{ $}}
; GCN-NEXT: dead %16:vreg_128 = BUFFER_LOAD_FORMAT_XYZW_IDXEN [[COPY]].sub3, undef %17:sgpr_128, 0, 0, 0, 0, implicit $exec :: (dereferenceable load (s128) from constant-pool, align 1, addrspace 4)
; GCN-NEXT: dead %18:vgpr_32 = V_MOV_B32_e32 -1, implicit $exec
; GCN-NEXT: [[S_AND_B64_:%[0-9]+]]:sreg_64 = S_AND_B64 $exec, -1, implicit-def dead $scc
; GCN-NEXT: dead %20:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.4:
; GCN-NEXT: successors: %bb.4(0x7c000000), %bb.6(0x04000000)
; GCN-NEXT: {{ $}}
; GCN-NEXT: $vcc = COPY [[S_AND_B64_]]
; GCN-NEXT: S_CBRANCH_VCCNZ %bb.4, implicit killed $vcc
; GCN-NEXT: S_BRANCH %bb.6
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.5:
; GCN-NEXT: %21:vgpr_32 = nofpexcept V_MUL_F32_e32 target-flags(amdgpu-gotprel) 0, %11.sub0, implicit $mode, implicit $exec
; GCN-NEXT: %22:vgpr_32 = nofpexcept V_MIN_F32_e32 1106771968, %21, implicit $mode, implicit $exec
; GCN-NEXT: %23:vgpr_32 = nnan arcp contract reassoc nofpexcept V_MAD_F32_e64 0, %22, 0, 0, 0, 0, 0, 0, implicit $mode, implicit $exec
; GCN-NEXT: %24:vgpr_32 = nnan arcp contract reassoc nofpexcept V_MAD_F32_e64 0, %23, 0, 0, 0, 0, 0, 0, implicit $mode, implicit $exec
; GCN-NEXT: %25:vgpr_32 = nofpexcept V_MAD_F32_e64 0, %24, 0, 0, 0, 0, 0, 0, implicit $mode, implicit $exec
; GCN-NEXT: %26:vgpr_32 = nofpexcept V_CVT_PKRTZ_F16_F32_e64 0, %25, 0, undef %27:vgpr_32, 0, 0, implicit $mode, implicit $exec
; GCN-NEXT: EXP_DONE 0, %26, undef %28:vgpr_32, undef %29:vgpr_32, undef %30:vgpr_32, -1, -1, 15, implicit $exec
; GCN-NEXT: S_ENDPGM 0
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.6:
; GCN-NEXT: S_ENDPGM 0
bb.0:
%10:vgpr_32 = nofpexcept V_TRUNC_F32_e32 undef %11:vgpr_32, implicit $mode, implicit $exec
%12:vgpr_32 = nofpexcept V_CVT_U32_F32_e32 killed %10, implicit $mode, implicit $exec
%50:vgpr_32 = V_LSHRREV_B32_e32 4, killed %12, implicit $exec
%51:vgpr_32 = V_MUL_LO_I32_e64 killed %50, 3, implicit $exec
undef %52.sub0:vreg_128 = COPY %51
%52.sub3:vreg_128 = COPY %51
%9:sreg_32_xm0 = S_MOV_B32 0
%70:sreg_32_xm0 = COPY killed %9
%71:vreg_128 = COPY killed %52
bb.1:
successors: %bb.1(0x7c000000), %bb.2(0x04000000)
%53:vreg_128 = COPY killed %71
%1:sreg_32_xm0 = COPY killed %70
%57:vgpr_32 = V_ADD_U32_e32 target-flags(amdgpu-rel32-lo) 1, %53.sub3, implicit $exec
%55:vreg_128 = COPY %53
%55.sub3:vreg_128 = COPY killed %57
%2:sreg_32_xm0 = S_ADD_I32 killed %1, 1, implicit-def dead $scc
S_CMP_LT_U32 %2, 3, implicit-def $scc
%54:vreg_128 = COPY %55
%70:sreg_32_xm0 = COPY killed %2
%71:vreg_128 = COPY killed %54
S_CBRANCH_SCC1 %bb.1, implicit killed $scc
S_BRANCH %bb.2
bb.2:
S_CBRANCH_SCC1 %bb.5, implicit undef $scc
S_BRANCH %bb.3
bb.3:
dead %22:vreg_128 = BUFFER_LOAD_FORMAT_XYZW_IDXEN killed %53.sub3, undef %24:sgpr_128, 0, 0, 0, 0, implicit $exec :: (dereferenceable load (s128) from constant-pool, align 1, addrspace 4)
dead %60:vgpr_32 = V_MOV_B32_e32 -1, implicit $exec
%36:sreg_64 = S_AND_B64 $exec, -1, implicit-def dead $scc
dead %67:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
bb.4:
successors: %bb.4(0x7c000000), %bb.6(0x04000000)
$vcc = COPY %36
S_CBRANCH_VCCNZ %bb.4, implicit killed $vcc
S_BRANCH %bb.6
bb.5:
%39:vgpr_32 = nofpexcept V_MUL_F32_e32 target-flags(amdgpu-gotprel) 0, killed %55.sub0, implicit $mode, implicit $exec
%41:vgpr_32 = nofpexcept V_MIN_F32_e32 1106771968, killed %39, implicit $mode, implicit $exec
%42:vgpr_32 = nnan arcp contract reassoc nofpexcept V_MAD_F32_e64 0, killed %41, 0, 0, 0, 0, 0, 0, implicit $mode, implicit $exec
%43:vgpr_32 = nnan arcp contract reassoc nofpexcept V_MAD_F32_e64 0, killed %42, 0, 0, 0, 0, 0, 0, implicit $mode, implicit $exec
%44:vgpr_32 = nofpexcept V_MAD_F32_e64 0, killed %43, 0, 0, 0, 0, 0, 0, implicit $mode, implicit $exec
%45:vgpr_32 = nofpexcept V_CVT_PKRTZ_F16_F32_e64 0, killed %44, 0, undef %46:vgpr_32, 0, 0, implicit $mode, implicit $exec
EXP_DONE 0, killed %45, undef %47:vgpr_32, undef %48:vgpr_32, undef %49:vgpr_32, -1, -1, 15, implicit $exec
S_ENDPGM 0
bb.6:
S_ENDPGM 0
...
|
