xref: /llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.udot4.ll (revision 9e9907f1cfa424366fba58d9520f9305b537cec9)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx906 -verify-machineinstrs < %s | FileCheck --check-prefix=GFX906 %s
3; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1011 -verify-machineinstrs < %s | FileCheck --check-prefixes=GFX10PLUS,GFX10 %s
4; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1012 -verify-machineinstrs < %s | FileCheck --check-prefixes=GFX10PLUS,GFX10 %s
5; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1100 -amdgpu-enable-delay-alu=0 -verify-machineinstrs < %s | FileCheck --check-prefixes=GFX10PLUS,GFX11 %s
6
7define i32 @v_udot4(i32 %a, i32 %b, i32 %c) {
8; GFX906-LABEL: v_udot4:
9; GFX906:       ; %bb.0:
10; GFX906-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
11; GFX906-NEXT:    v_dot4_u32_u8 v0, v0, v1, v2
12; GFX906-NEXT:    s_setpc_b64 s[30:31]
13;
14; GFX10PLUS-LABEL: v_udot4:
15; GFX10PLUS:       ; %bb.0:
16; GFX10PLUS-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
17; GFX10PLUS-NEXT:    v_dot4_u32_u8 v0, v0, v1, v2
18; GFX10PLUS-NEXT:    s_setpc_b64 s[30:31]
19  %r = call i32 @llvm.amdgcn.udot4(i32 %a, i32 %b, i32 %c, i1 false)
20  ret i32 %r
21}
22
23define i32 @v_udot4_clamp(i32 %a, i32 %b, i32 %c) {
24; GFX906-LABEL: v_udot4_clamp:
25; GFX906:       ; %bb.0:
26; GFX906-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
27; GFX906-NEXT:    v_dot4_u32_u8 v0, v0, v1, v2 clamp
28; GFX906-NEXT:    s_setpc_b64 s[30:31]
29;
30; GFX10PLUS-LABEL: v_udot4_clamp:
31; GFX10PLUS:       ; %bb.0:
32; GFX10PLUS-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
33; GFX10PLUS-NEXT:    v_dot4_u32_u8 v0, v0, v1, v2 clamp
34; GFX10PLUS-NEXT:    s_setpc_b64 s[30:31]
35  %r = call i32 @llvm.amdgcn.udot4(i32 %a, i32 %b, i32 %c, i1 true)
36  ret i32 %r
37}
38
39; FIXME: bitcast should not expand
40define i32 @v_udot4_cast_v4i8(<4 x i8> %a, <4 x i8> %b, i32 %c) {
41; GFX906-LABEL: v_udot4_cast_v4i8:
42; GFX906:       ; %bb.0:
43; GFX906-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
44; GFX906-NEXT:    v_mov_b32_e32 v10, 8
45; GFX906-NEXT:    v_mov_b32_e32 v9, 0xff
46; GFX906-NEXT:    v_lshlrev_b32_sdwa v1, v10, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:BYTE_0
47; GFX906-NEXT:    v_and_or_b32 v0, v0, v9, v1
48; GFX906-NEXT:    v_and_b32_e32 v1, 0xff, v2
49; GFX906-NEXT:    v_and_b32_e32 v2, 0xff, v3
50; GFX906-NEXT:    v_lshlrev_b32_e32 v1, 16, v1
51; GFX906-NEXT:    v_lshlrev_b32_e32 v2, 24, v2
52; GFX906-NEXT:    v_or3_b32 v0, v0, v1, v2
53; GFX906-NEXT:    v_lshlrev_b32_sdwa v1, v10, v5 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:BYTE_0
54; GFX906-NEXT:    v_and_b32_e32 v2, 0xff, v6
55; GFX906-NEXT:    v_and_b32_e32 v3, 0xff, v7
56; GFX906-NEXT:    v_and_or_b32 v1, v4, v9, v1
57; GFX906-NEXT:    v_lshlrev_b32_e32 v2, 16, v2
58; GFX906-NEXT:    v_lshlrev_b32_e32 v3, 24, v3
59; GFX906-NEXT:    v_or3_b32 v1, v1, v2, v3
60; GFX906-NEXT:    v_dot4_u32_u8 v0, v0, v1, v8
61; GFX906-NEXT:    s_setpc_b64 s[30:31]
62;
63; GFX10-LABEL: v_udot4_cast_v4i8:
64; GFX10:       ; %bb.0:
65; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
66; GFX10-NEXT:    v_mov_b32_e32 v9, 8
67; GFX10-NEXT:    v_lshlrev_b32_sdwa v1, v9, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:BYTE_0
68; GFX10-NEXT:    v_and_or_b32 v0, 0xff, v0, v1
69; GFX10-NEXT:    v_and_b32_e32 v1, 0xff, v2
70; GFX10-NEXT:    v_and_b32_e32 v2, 0xff, v3
71; GFX10-NEXT:    v_lshlrev_b32_sdwa v3, v9, v5 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:BYTE_0
72; GFX10-NEXT:    v_and_b32_e32 v5, 0xff, v6
73; GFX10-NEXT:    v_and_b32_e32 v6, 0xff, v7
74; GFX10-NEXT:    v_lshlrev_b32_e32 v1, 16, v1
75; GFX10-NEXT:    v_lshlrev_b32_e32 v2, 24, v2
76; GFX10-NEXT:    v_and_or_b32 v3, 0xff, v4, v3
77; GFX10-NEXT:    v_lshlrev_b32_e32 v4, 16, v5
78; GFX10-NEXT:    v_lshlrev_b32_e32 v5, 24, v6
79; GFX10-NEXT:    v_or3_b32 v0, v0, v1, v2
80; GFX10-NEXT:    v_or3_b32 v1, v3, v4, v5
81; GFX10-NEXT:    v_dot4_u32_u8 v0, v0, v1, v8
82; GFX10-NEXT:    s_setpc_b64 s[30:31]
83;
84; GFX11-LABEL: v_udot4_cast_v4i8:
85; GFX11:       ; %bb.0:
86; GFX11-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
87; GFX11-NEXT:    v_and_b32_e32 v1, 0xff, v1
88; GFX11-NEXT:    v_and_b32_e32 v5, 0xff, v5
89; GFX11-NEXT:    v_and_b32_e32 v2, 0xff, v2
90; GFX11-NEXT:    v_and_b32_e32 v3, 0xff, v3
91; GFX11-NEXT:    v_lshlrev_b32_e32 v1, 8, v1
92; GFX11-NEXT:    v_lshlrev_b32_e32 v5, 8, v5
93; GFX11-NEXT:    v_lshlrev_b32_e32 v2, 16, v2
94; GFX11-NEXT:    v_lshlrev_b32_e32 v3, 24, v3
95; GFX11-NEXT:    v_and_or_b32 v0, 0xff, v0, v1
96; GFX11-NEXT:    v_and_b32_e32 v1, 0xff, v6
97; GFX11-NEXT:    v_and_b32_e32 v6, 0xff, v7
98; GFX11-NEXT:    v_and_or_b32 v4, 0xff, v4, v5
99; GFX11-NEXT:    v_or3_b32 v0, v0, v2, v3
100; GFX11-NEXT:    v_lshlrev_b32_e32 v1, 16, v1
101; GFX11-NEXT:    v_lshlrev_b32_e32 v5, 24, v6
102; GFX11-NEXT:    v_or3_b32 v1, v4, v1, v5
103; GFX11-NEXT:    v_dot4_u32_u8 v0, v0, v1, v8
104; GFX11-NEXT:    s_setpc_b64 s[30:31]
105  %a.cast = bitcast <4 x i8> %a to i32
106  %b.cast = bitcast <4 x i8> %b to i32
107  %r = call i32 @llvm.amdgcn.udot4(i32 %a.cast, i32 %b.cast, i32 %c, i1 false)
108  ret i32 %r
109}
110
111define i32 @v_udot4_fnegf32_a(float %a, i32 %b, i32 %c) {
112; GFX906-LABEL: v_udot4_fnegf32_a:
113; GFX906:       ; %bb.0:
114; GFX906-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
115; GFX906-NEXT:    v_xor_b32_e32 v0, 0x80000000, v0
116; GFX906-NEXT:    v_dot4_u32_u8 v0, v0, v1, v2
117; GFX906-NEXT:    s_setpc_b64 s[30:31]
118;
119; GFX10PLUS-LABEL: v_udot4_fnegf32_a:
120; GFX10PLUS:       ; %bb.0:
121; GFX10PLUS-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
122; GFX10PLUS-NEXT:    v_xor_b32_e32 v0, 0x80000000, v0
123; GFX10PLUS-NEXT:    v_dot4_u32_u8 v0, v0, v1, v2
124; GFX10PLUS-NEXT:    s_setpc_b64 s[30:31]
125  %neg.a = fneg float %a
126  %cast.neg.a = bitcast float %neg.a to i32
127  %r = call i32 @llvm.amdgcn.udot4(i32 %cast.neg.a, i32 %b, i32 %c, i1 false)
128  ret i32 %r
129}
130
131define i32 @v_udot4_fnegv2f16_a(<2 x half> %a, i32 %b, i32 %c) {
132; GFX906-LABEL: v_udot4_fnegv2f16_a:
133; GFX906:       ; %bb.0:
134; GFX906-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
135; GFX906-NEXT:    v_xor_b32_e32 v0, 0x80008000, v0
136; GFX906-NEXT:    v_dot4_u32_u8 v0, v0, v1, v2
137; GFX906-NEXT:    s_setpc_b64 s[30:31]
138;
139; GFX10PLUS-LABEL: v_udot4_fnegv2f16_a:
140; GFX10PLUS:       ; %bb.0:
141; GFX10PLUS-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
142; GFX10PLUS-NEXT:    v_xor_b32_e32 v0, 0x80008000, v0
143; GFX10PLUS-NEXT:    v_dot4_u32_u8 v0, v0, v1, v2
144; GFX10PLUS-NEXT:    s_setpc_b64 s[30:31]
145  %neg.a = fneg <2 x half> %a
146  %cast.neg.a = bitcast <2 x half> %neg.a to i32
147  %r = call i32 @llvm.amdgcn.udot4(i32 %cast.neg.a, i32 %b, i32 %c, i1 false)
148  ret i32 %r
149}
150
151declare i32 @llvm.amdgcn.udot4(i32, i32, i32, i1 immarg) #0
152
153attributes #0 = { nounwind readnone speculatable }
154