1; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=gfx901 -mattr=-flat-for-global,+fp64-fp16-denormals -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=GFX9 -check-prefix=GFX9-DENORM %s
2; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=gfx901 -mattr=-flat-for-global,-fp64-fp16-denormals -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=GFX9 -check-prefix=GFX9-FLUSH %s
3; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=fiji -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s
4; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=kaveri -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=CI %s
5
6
7; GCN-LABEL: {{^}}s_pack_v2f16:
8; GFX9: s_load_dword [[VAL0:s[0-9]+]]
9; GFX9: s_load_dword [[VAL1:s[0-9]+]]
10; GFX9: s_pack_ll_b32_b16 [[PACKED:s[0-9]+]], [[VAL0]], [[VAL1]]
11; GFX9: ; use [[PACKED]]
12define void @s_pack_v2f16(i32 addrspace(2)* %in0, i32 addrspace(2)* %in1) #0 {
13  %val0 = load volatile i32, i32 addrspace(2)* %in0
14  %val1 = load volatile i32, i32 addrspace(2)* %in1
15  %lo.i = trunc i32 %val0 to i16
16  %hi.i = trunc i32 %val1 to i16
17  %lo = bitcast i16 %lo.i to half
18  %hi = bitcast i16 %hi.i to half
19  %vec.0 = insertelement <2 x half> undef, half %lo, i32 0
20  %vec.1 = insertelement <2 x half> %vec.0, half %hi, i32 1
21  %vec.i32 = bitcast <2 x half> %vec.1 to i32
22
23  call void asm sideeffect "; use $0", "s"(i32 %vec.i32) #0
24  ret void
25}
26
27; GCN-LABEL: {{^}}s_pack_v2f16_imm_lo:
28; GFX9: s_load_dword [[VAL1:s[0-9]+]]
29; GFX9: s_pack_ll_b32_b16 [[PACKED:s[0-9]+]], 0x1234, [[VAL1]]
30; GFX9: ; use [[PACKED]]
31define void @s_pack_v2f16_imm_lo(i32 addrspace(2)* %in1) #0 {
32  %val1 = load i32, i32 addrspace(2)* %in1
33  %hi.i = trunc i32 %val1 to i16
34  %hi = bitcast i16 %hi.i to half
35  %vec.0 = insertelement <2 x half> undef, half 0xH1234, i32 0
36  %vec.1 = insertelement <2 x half> %vec.0, half %hi, i32 1
37  %vec.i32 = bitcast <2 x half> %vec.1 to i32
38
39  call void asm sideeffect "; use $0", "s"(i32 %vec.i32) #0
40  ret void
41}
42
43; GCN-LABEL: {{^}}s_pack_v2f16_imm_hi:
44; GFX9: s_load_dword [[VAL0:s[0-9]+]]
45; GFX9: s_pack_ll_b32_b16 [[PACKED:s[0-9]+]], [[VAL0]], 0x1234
46; GFX9: ; use [[PACKED]]
47define void @s_pack_v2f16_imm_hi(i32 addrspace(2)* %in0) #0 {
48  %val0 = load i32, i32 addrspace(2)* %in0
49  %lo.i = trunc i32 %val0 to i16
50  %lo = bitcast i16 %lo.i to half
51  %vec.0 = insertelement <2 x half> undef, half %lo, i32 0
52  %vec.1 = insertelement <2 x half> %vec.0, half 0xH1234, i32 1
53  %vec.i32 = bitcast <2 x half> %vec.1 to i32
54
55  call void asm sideeffect "; use $0", "s"(i32 %vec.i32) #0
56  ret void
57}
58
59; GCN-LABEL: {{^}}v_pack_v2f16:
60; GFX9: flat_load_dword [[VAL0:v[0-9]+]]
61; GFX9: flat_load_dword [[VAL1:v[0-9]+]]
62; GFX9-DENORM: v_pack_b32_f16 [[PACKED:v[0-9]+]], [[VAL0]], [[VAL1]]
63
64; GFX9-FLUSH: v_and_b32_e32 [[ELT0:v[0-9]+]], 0xffff, [[VAL0]]
65; GFX9-FLUSH: v_lshl_or_b32 [[PACKED:v[0-9]+]], [[VAL1]], 16, [[ELT0]]
66; GFX9: ; use [[PACKED]]
67define void @v_pack_v2f16(i32 addrspace(1)* %in0, i32 addrspace(1)* %in1) #0 {
68  %tid = call i32 @llvm.amdgcn.workitem.id.x()
69  %tid.ext = sext i32 %tid to i64
70  %in0.gep = getelementptr inbounds i32, i32 addrspace(1)* %in0, i64 %tid.ext
71  %in1.gep = getelementptr inbounds i32, i32 addrspace(1)* %in1, i64 %tid.ext
72  %val0 = load volatile i32, i32 addrspace(1)* %in0.gep
73  %val1 = load volatile i32, i32 addrspace(1)* %in1.gep
74  %lo.i = trunc i32 %val0 to i16
75  %hi.i = trunc i32 %val1 to i16
76  %lo = bitcast i16 %lo.i to half
77  %hi = bitcast i16 %hi.i to half
78  %vec.0 = insertelement <2 x half> undef, half %lo, i32 0
79  %vec.1 = insertelement <2 x half> %vec.0, half %hi, i32 1
80  %vec.i32 = bitcast <2 x half> %vec.1 to i32
81  call void asm sideeffect "; use $0", "v"(i32 %vec.i32) #0
82  ret void
83}
84
85; GCN-LABEL: {{^}}v_pack_v2f16_user:
86; GFX9: flat_load_dword [[VAL0:v[0-9]+]]
87; GFX9: flat_load_dword [[VAL1:v[0-9]+]]
88; GFX9-DENORM: v_pack_b32_f16 [[PACKED:v[0-9]+]], [[VAL0]], [[VAL1]]
89
90; GFX9-FLUSH: v_and_b32_e32 [[ELT0:v[0-9]+]], 0xffff, [[VAL0]]
91; GFX9-FLUSH: v_lshl_or_b32 [[PACKED:v[0-9]+]], [[VAL1]], 16, [[ELT0]]
92
93; GFX9: v_add_i32_e32 v{{[0-9]+}}, vcc, 9, [[PACKED]]
94define void @v_pack_v2f16_user(i32 addrspace(1)* %in0, i32 addrspace(1)* %in1) #0 {
95  %tid = call i32 @llvm.amdgcn.workitem.id.x()
96  %tid.ext = sext i32 %tid to i64
97  %in0.gep = getelementptr inbounds i32, i32 addrspace(1)* %in0, i64 %tid.ext
98  %in1.gep = getelementptr inbounds i32, i32 addrspace(1)* %in1, i64 %tid.ext
99  %val0 = load volatile i32, i32 addrspace(1)* %in0.gep
100  %val1 = load volatile i32, i32 addrspace(1)* %in1.gep
101  %lo.i = trunc i32 %val0 to i16
102  %hi.i = trunc i32 %val1 to i16
103  %lo = bitcast i16 %lo.i to half
104  %hi = bitcast i16 %hi.i to half
105  %vec.0 = insertelement <2 x half> undef, half %lo, i32 0
106  %vec.1 = insertelement <2 x half> %vec.0, half %hi, i32 1
107  %vec.i32 = bitcast <2 x half> %vec.1 to i32
108  %foo = add i32 %vec.i32, 9
109  store volatile i32 %foo, i32 addrspace(1)* undef
110  ret void
111}
112
113; GCN-LABEL: {{^}}v_pack_v2f16_imm_lo:
114; GFX9: flat_load_dword [[VAL1:v[0-9]+]]
115; GFX9-DENORM: s_movk_i32 [[K:s[0-9]+]], 0x1234{{$}}
116; GFX9-DENORM: v_pack_b32_f16 [[PACKED:v[0-9]+]], [[K]], [[VAL1]]
117
118; GFX9-FLUSH: v_mov_b32_e32 [[K:v[0-9]+]], 0x1234{{$}}
119; GFX9-FLUSH: v_lshl_or_b32 [[PACKED:v[0-9]+]], [[VAL1]], 16, [[K]]
120; GFX9: ; use [[PACKED]]
121define void @v_pack_v2f16_imm_lo(i32 addrspace(1)* %in1) #0 {
122  %tid = call i32 @llvm.amdgcn.workitem.id.x()
123  %tid.ext = sext i32 %tid to i64
124  %in1.gep = getelementptr inbounds i32, i32 addrspace(1)* %in1, i64 %tid.ext
125  %val1 = load volatile i32, i32 addrspace(1)* %in1.gep
126  %hi.i = trunc i32 %val1 to i16
127  %hi = bitcast i16 %hi.i to half
128  %vec.0 = insertelement <2 x half> undef, half 0xH1234, i32 0
129  %vec.1 = insertelement <2 x half> %vec.0, half %hi, i32 1
130  %vec.i32 = bitcast <2 x half> %vec.1 to i32
131  call void asm sideeffect "; use $0", "v"(i32 %vec.i32) #0
132  ret void
133}
134
135; GCN-LABEL: {{^}}v_pack_v2f16_inline_imm_lo:
136; GFX9: flat_load_dword [[VAL1:v[0-9]+]]
137; GFX9-DENORM: v_pack_b32_f16 [[PACKED:v[0-9]+]], 4.0, [[VAL1]]
138
139; GFX9-FLUSH: v_mov_b32_e32 [[K:v[0-9]+]], 0x4400{{$}}
140; GFX9-FLUSH: v_lshl_or_b32 [[PACKED:v[0-9]+]], [[VAL1]], 16, [[K]]
141
142; GFX9: ; use [[PACKED]]
143define void @v_pack_v2f16_inline_imm_lo(i32 addrspace(1)* %in1) #0 {
144  %tid = call i32 @llvm.amdgcn.workitem.id.x()
145  %tid.ext = sext i32 %tid to i64
146  %in1.gep = getelementptr inbounds i32, i32 addrspace(1)* %in1, i64 %tid.ext
147  %val1 = load volatile i32, i32 addrspace(1)* %in1.gep
148  %hi.i = trunc i32 %val1 to i16
149  %hi = bitcast i16 %hi.i to half
150  %vec.0 = insertelement <2 x half> undef, half 4.0, i32 0
151  %vec.1 = insertelement <2 x half> %vec.0, half %hi, i32 1
152  %vec.i32 = bitcast <2 x half> %vec.1 to i32
153  call void asm sideeffect "; use $0", "v"(i32 %vec.i32) #0
154  ret void
155}
156
157; GCN-LABEL: {{^}}v_pack_v2f16_imm_hi:
158; GFX9: flat_load_dword [[VAL0:v[0-9]+]]
159; GFX9-DENORM: s_movk_i32 [[K:s[0-9]+]], 0x1234
160; GFX9-DENORM: v_pack_b32_f16 [[PACKED:v[0-9]+]], [[VAL0]], [[K]]
161
162; GFX9-FLUSH: s_movk_i32 [[K:s[0-9]+]], 0x1234
163; GFX9-FLUSH: v_and_b32_e32 [[MASKED:v[0-9]+]], 0xffff, [[VAL0]]
164; GFX9-FLUSH: v_lshl_or_b32 [[PACKED:v[0-9]+]], [[K]], 16, [[MASKED]]
165
166; GFX9: ; use [[PACKED]]
167define void @v_pack_v2f16_imm_hi(i32 addrspace(1)* %in0) #0 {
168  %tid = call i32 @llvm.amdgcn.workitem.id.x()
169  %tid.ext = sext i32 %tid to i64
170  %in0.gep = getelementptr inbounds i32, i32 addrspace(1)* %in0, i64 %tid.ext
171  %val0 = load volatile i32, i32 addrspace(1)* %in0.gep
172  %lo.i = trunc i32 %val0 to i16
173  %lo = bitcast i16 %lo.i to half
174  %vec.0 = insertelement <2 x half> undef, half %lo, i32 0
175  %vec.1 = insertelement <2 x half> %vec.0, half 0xH1234, i32 1
176  %vec.i32 = bitcast <2 x half> %vec.1 to i32
177  call void asm sideeffect "; use $0", "v"(i32 %vec.i32) #0
178  ret void
179}
180
181; GCN-LABEL: {{^}}v_pack_v2f16_inline_f16imm_hi:
182; GFX9: flat_load_dword [[VAL:v[0-9]+]]
183; GFX9-DENORM: v_pack_b32_f16 [[PACKED:v[0-9]+]], [[VAL]], 1.0
184
185; GFX9-FLUSH: s_movk_i32 [[K:s[0-9]+]], 0x3c00
186; GFX9-FLUSH: v_and_b32_e32 [[MASKED:v[0-9]+]], 0xffff, [[VAL]]
187; GFX9-FLUSH: v_lshl_or_b32 [[PACKED:v[0-9]+]], [[K]], 16, [[MASKED]]
188
189; GFX9: ; use [[PACKED]]
190define void @v_pack_v2f16_inline_f16imm_hi(i32 addrspace(1)* %in0) #0 {
191  %tid = call i32 @llvm.amdgcn.workitem.id.x()
192  %tid.ext = sext i32 %tid to i64
193  %in0.gep = getelementptr inbounds i32, i32 addrspace(1)* %in0, i64 %tid.ext
194  %val0 = load volatile i32, i32 addrspace(1)* %in0.gep
195  %lo.i = trunc i32 %val0 to i16
196  %lo = bitcast i16 %lo.i to half
197  %vec.0 = insertelement <2 x half> undef, half %lo, i32 0
198  %vec.1 = insertelement <2 x half> %vec.0, half 1.0, i32 1
199  %vec.i32 = bitcast <2 x half> %vec.1 to i32
200  call void asm sideeffect "; use $0", "v"(i32 %vec.i32) #0
201  ret void
202}
203
204; GCN-LABEL: {{^}}v_pack_v2f16_inline_imm_hi:
205; GFX9: flat_load_dword [[VAL:v[0-9]+]]
206; GFX9-DENORM: v_pack_b32_f16 [[PACKED:v[0-9]+]], [[VAL]], 64
207
208; GFX9-FLUSH: v_and_b32_e32 [[MASKED:v[0-9]+]], 0xffff, [[VAL]]
209; GFX9-FLUSH: v_lshl_or_b32 [[PACKED:v[0-9]+]], 64, 16, [[MASKED]]
210
211; GFX9: ; use [[PACKED]]
212define void @v_pack_v2f16_inline_imm_hi(i32 addrspace(1)* %in0) #0 {
213  %tid = call i32 @llvm.amdgcn.workitem.id.x()
214  %tid.ext = sext i32 %tid to i64
215  %in0.gep = getelementptr inbounds i32, i32 addrspace(1)* %in0, i64 %tid.ext
216  %val0 = load volatile i32, i32 addrspace(1)* %in0.gep
217  %lo.i = trunc i32 %val0 to i16
218  %lo = bitcast i16 %lo.i to half
219  %vec.0 = insertelement <2 x half> undef, half %lo, i32 0
220  %vec.1 = insertelement <2 x half> %vec.0, half 0xH0040, i32 1
221  %vec.i32 = bitcast <2 x half> %vec.1 to i32
222  call void asm sideeffect "; use $0", "v"(i32 %vec.i32) #0
223  ret void
224}
225
226declare i32 @llvm.amdgcn.workitem.id.x() #1
227
228attributes #0 = { nounwind }
229attributes #1 = { nounwind readnone }
230