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
129
130
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx1030 < %s | FileCheck -check-prefix=GFX10 %s
; RUN: llc -global-isel -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx1030 < %s | FileCheck -check-prefix=GFX10 %s
; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx1100 < %s | FileCheck -check-prefix=GFX11 %s
; RUN: llc -global-isel -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx1100 < %s | FileCheck -check-prefix=GFX11 %s
define float @v_fma(float %a, float %b, float %c) {
; GFX10-LABEL: v_fma:
; GFX10: ; %bb.0:
; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT: s_waitcnt_vscnt null, 0x0
; GFX10-NEXT: v_fma_legacy_f32 v0, v0, v1, v2
; GFX10-NEXT: s_setpc_b64 s[30:31]
;
; GFX11-LABEL: v_fma:
; GFX11: ; %bb.0:
; GFX11-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX11-NEXT: s_waitcnt_vscnt null, 0x0
; GFX11-NEXT: v_fma_dx9_zero_f32 v0, v0, v1, v2
; GFX11-NEXT: s_setpc_b64 s[30:31]
%fma = call float @llvm.amdgcn.fma.legacy(float %a, float %b, float %c)
ret float %fma
}
define float @v_fma_imm(float %a, float %c) {
; GCN-LABEL: v_fma_imm:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: s_waitcnt_vscnt null, 0x0
; GCN-NEXT: v_fmac_legacy_f32_e32 v1, 0x41200000, v0
; GCN-NEXT: v_mov_b32_e32 v0, v1
; GCN-NEXT: s_setpc_b64 s[30:31]
; GFX10-LABEL: v_fma_imm:
; GFX10: ; %bb.0:
; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT: s_waitcnt_vscnt null, 0x0
; GFX10-NEXT: v_fmac_legacy_f32_e32 v1, 0x41200000, v0
; GFX10-NEXT: v_mov_b32_e32 v0, v1
; GFX10-NEXT: s_setpc_b64 s[30:31]
;
; GFX11-LABEL: v_fma_imm:
; GFX11: ; %bb.0:
; GFX11-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX11-NEXT: s_waitcnt_vscnt null, 0x0
; GFX11-NEXT: v_fmac_dx9_zero_f32_e32 v1, 0x41200000, v0
; GFX11-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT: v_mov_b32_e32 v0, v1
; GFX11-NEXT: s_setpc_b64 s[30:31]
%fma = call float @llvm.amdgcn.fma.legacy(float %a, float 10.0, float %c)
ret float %fma
}
define float @v_fabs_fma(float %a, float %b, float %c) {
; GFX10-LABEL: v_fabs_fma:
; GFX10: ; %bb.0:
; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT: s_waitcnt_vscnt null, 0x0
; GFX10-NEXT: v_fma_legacy_f32 v0, |v0|, v1, v2
; GFX10-NEXT: s_setpc_b64 s[30:31]
;
; GFX11-LABEL: v_fabs_fma:
; GFX11: ; %bb.0:
; GFX11-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX11-NEXT: s_waitcnt_vscnt null, 0x0
; GFX11-NEXT: v_fma_dx9_zero_f32 v0, |v0|, v1, v2
; GFX11-NEXT: s_setpc_b64 s[30:31]
%fabs.a = call float @llvm.fabs.f32(float %a)
%fma = call float @llvm.amdgcn.fma.legacy(float %fabs.a, float %b, float %c)
ret float %fma
}
define float @v_fneg_fabs_fma(float %a, float %b, float %c) {
; GFX10-LABEL: v_fneg_fabs_fma:
; GFX10: ; %bb.0:
; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT: s_waitcnt_vscnt null, 0x0
; GFX10-NEXT: v_fma_legacy_f32 v0, v0, -|v1|, v2
; GFX10-NEXT: s_setpc_b64 s[30:31]
;
; GFX11-LABEL: v_fneg_fabs_fma:
; GFX11: ; %bb.0:
; GFX11-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX11-NEXT: s_waitcnt_vscnt null, 0x0
; GFX11-NEXT: v_fma_dx9_zero_f32 v0, v0, -|v1|, v2
; GFX11-NEXT: s_setpc_b64 s[30:31]
%fabs.b = call float @llvm.fabs.f32(float %b)
%neg.fabs.b = fneg float %fabs.b
%fma = call float @llvm.amdgcn.fma.legacy(float %a, float %neg.fabs.b, float %c)
ret float %fma
}
define float @v_fneg_fma(float %a, float %b, float %c) {
; GFX10-LABEL: v_fneg_fma:
; GFX10: ; %bb.0:
; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT: s_waitcnt_vscnt null, 0x0
; GFX10-NEXT: v_fma_legacy_f32 v0, v0, v1, -v2
; GFX10-NEXT: s_setpc_b64 s[30:31]
;
; GFX11-LABEL: v_fneg_fma:
; GFX11: ; %bb.0:
; GFX11-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX11-NEXT: s_waitcnt_vscnt null, 0x0
; GFX11-NEXT: v_fma_dx9_zero_f32 v0, v0, v1, -v2
; GFX11-NEXT: s_setpc_b64 s[30:31]
%neg.c = fneg float %c
%fma = call float @llvm.amdgcn.fma.legacy(float %a, float %b, float %neg.c)
ret float %fma
}
define float @v_fma_const_const(float %a) {
; GFX10-LABEL: v_fma_const_const:
; GFX10: ; %bb.0:
; GFX10-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX10-NEXT: s_waitcnt_vscnt null, 0x0
; GFX10-NEXT: v_fma_legacy_f32 v0, v0, 2.0, -1.0
; GFX10-NEXT: s_setpc_b64 s[30:31]
;
; GFX11-LABEL: v_fma_const_const:
; GFX11: ; %bb.0:
; GFX11-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX11-NEXT: s_waitcnt_vscnt null, 0x0
; GFX11-NEXT: v_fma_dx9_zero_f32 v0, v0, 2.0, -1.0
; GFX11-NEXT: s_setpc_b64 s[30:31]
%fma = call float @llvm.amdgcn.fma.legacy(float %a, float 2.0, float -1.0)
ret float %fma
}
declare float @llvm.amdgcn.fma.legacy(float, float, float)
declare float @llvm.fabs.f32(float)
|
