1 ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=GCN %s
2 ; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=VI -check-prefix=GCN %s
4 declare float @llvm.fma.f32(float, float, float) #1
5 declare double @llvm.fma.f64(double, double, double) #1
6 declare float @llvm.fmuladd.f32(float, float, float) #1
7 declare float @llvm.amdgcn.div.fixup.f32(float, float, float) #1
10 ; GCN-LABEL: {{^}}test_sgpr_use_twice_binop:
11 ; GCN: s_load_dword [[SGPR:s[0-9]+]],
12 ; GCN: v_add_f32_e64 [[RESULT:v[0-9]+]], [[SGPR]], [[SGPR]]
13 ; GCN: buffer_store_dword [[RESULT]]
14 define amdgpu_kernel void @test_sgpr_use_twice_binop(float addrspace(1)* %out, float %a) #0 {
15 %dbl = fadd float %a, %a
16 store float %dbl, float addrspace(1)* %out, align 4
20 ; GCN-LABEL: {{^}}test_sgpr_use_three_ternary_op:
21 ; GCN: s_load_dword [[SGPR:s[0-9]+]],
22 ; GCN: v_fma_f32 [[RESULT:v[0-9]+]], [[SGPR]], [[SGPR]], [[SGPR]]
23 ; GCN: buffer_store_dword [[RESULT]]
24 define amdgpu_kernel void @test_sgpr_use_three_ternary_op(float addrspace(1)* %out, float %a) #0 {
25 %fma = call float @llvm.fma.f32(float %a, float %a, float %a) #1
26 store float %fma, float addrspace(1)* %out, align 4
30 ; GCN-LABEL: {{^}}test_sgpr_use_twice_ternary_op_a_a_b:
31 ; SI-DAG: s_load_dwordx2 s{{\[}}[[SGPR0:[0-9]+]]:[[SGPR1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0xb
32 ; VI-DAG: s_load_dwordx2 s{{\[}}[[SGPR0:[0-9]+]]:[[SGPR1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0x2c
33 ; GCN: v_mov_b32_e32 [[VGPR1:v[0-9]+]], s[[SGPR1]]
34 ; GCN: v_fma_f32 [[RESULT:v[0-9]+]], s[[SGPR0]], s[[SGPR0]], [[VGPR1]]
35 ; GCN: buffer_store_dword [[RESULT]]
36 define amdgpu_kernel void @test_sgpr_use_twice_ternary_op_a_a_b(float addrspace(1)* %out, float %a, float %b) #0 {
37 %fma = call float @llvm.fma.f32(float %a, float %a, float %b) #1
38 store float %fma, float addrspace(1)* %out, align 4
42 ; GCN-LABEL: {{^}}test_use_s_v_s:
43 ; GCN-DAG: s_load_dwordx2 s{{\[}}[[SA:[0-9]+]]:[[SB:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, {{0xb|0x2c}}
44 ; SI: buffer_load_dword [[VA0:v[0-9]+]]
45 ; SI-NEXT: buffer_load_dword [[VA1:v[0-9]+]]
49 ; VI: buffer_load_dword [[VA0:v[0-9]+]]
50 ; VI-NEXT: buffer_load_dword [[VA1:v[0-9]+]]
53 ; GCN: v_mov_b32_e32 [[VB:v[0-9]+]], s[[SB]]
56 ; GCN-DAG: v_fma_f32 [[RESULT0:v[0-9]+]], s[[SA]], [[VA0]], [[VB]]
57 ; GCN-DAG: v_fma_f32 [[RESULT1:v[0-9]+]], s[[SA]], [[VA1]], [[VB]]
58 ; GCN: buffer_store_dword [[RESULT0]]
59 ; GCN: buffer_store_dword [[RESULT1]]
60 define amdgpu_kernel void @test_use_s_v_s(float addrspace(1)* %out, float %a, float %b, float addrspace(1)* %in) #0 {
61 %va0 = load volatile float, float addrspace(1)* %in
62 %va1 = load volatile float, float addrspace(1)* %in
63 %fma0 = call float @llvm.fma.f32(float %a, float %va0, float %b) #1
64 %fma1 = call float @llvm.fma.f32(float %a, float %va1, float %b) #1
65 store volatile float %fma0, float addrspace(1)* %out
66 store volatile float %fma1, float addrspace(1)* %out
70 ; GCN-LABEL: {{^}}test_sgpr_use_twice_ternary_op_a_b_a:
71 ; SI-DAG: s_load_dwordx2 s{{\[}}[[SGPR0:[0-9]+]]:[[SGPR1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0xb
72 ; VI-DAG: s_load_dwordx2 s{{\[}}[[SGPR0:[0-9]+]]:[[SGPR1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0x2c
73 ; GCN: v_mov_b32_e32 [[VGPR1:v[0-9]+]], s[[SGPR1]]
74 ; GCN: v_fma_f32 [[RESULT:v[0-9]+]], s[[SGPR0]], [[VGPR1]], s[[SGPR0]]
75 ; GCN: buffer_store_dword [[RESULT]]
76 define amdgpu_kernel void @test_sgpr_use_twice_ternary_op_a_b_a(float addrspace(1)* %out, float %a, float %b) #0 {
77 %fma = call float @llvm.fma.f32(float %a, float %b, float %a) #1
78 store float %fma, float addrspace(1)* %out, align 4
82 ; GCN-LABEL: {{^}}test_sgpr_use_twice_ternary_op_b_a_a:
83 ; SI-DAG: s_load_dwordx2 s{{\[}}[[SGPR0:[0-9]+]]:[[SGPR1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0xb
84 ; VI-DAG: s_load_dwordx2 s{{\[}}[[SGPR0:[0-9]+]]:[[SGPR1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0x2c
85 ; GCN: v_mov_b32_e32 [[VGPR1:v[0-9]+]], s[[SGPR1]]
86 ; GCN: v_fma_f32 [[RESULT:v[0-9]+]], [[VGPR1]], s[[SGPR0]], s[[SGPR0]]
87 ; GCN: buffer_store_dword [[RESULT]]
88 define amdgpu_kernel void @test_sgpr_use_twice_ternary_op_b_a_a(float addrspace(1)* %out, float %a, float %b) #0 {
89 %fma = call float @llvm.fma.f32(float %b, float %a, float %a) #1
90 store float %fma, float addrspace(1)* %out, align 4
94 ; GCN-LABEL: {{^}}test_sgpr_use_twice_ternary_op_a_a_imm:
95 ; GCN: s_load_dword [[SGPR:s[0-9]+]]
96 ; GCN: v_fma_f32 [[RESULT:v[0-9]+]], [[SGPR]], [[SGPR]], 2.0
97 ; GCN: buffer_store_dword [[RESULT]]
98 define amdgpu_kernel void @test_sgpr_use_twice_ternary_op_a_a_imm(float addrspace(1)* %out, float %a) #0 {
99 %fma = call float @llvm.fma.f32(float %a, float %a, float 2.0) #1
100 store float %fma, float addrspace(1)* %out, align 4
104 ; GCN-LABEL: {{^}}test_sgpr_use_twice_ternary_op_a_imm_a:
105 ; GCN: s_load_dword [[SGPR:s[0-9]+]]
106 ; GCN: v_fma_f32 [[RESULT:v[0-9]+]], [[SGPR]], 2.0, [[SGPR]]
107 ; GCN: buffer_store_dword [[RESULT]]
108 define amdgpu_kernel void @test_sgpr_use_twice_ternary_op_a_imm_a(float addrspace(1)* %out, float %a) #0 {
109 %fma = call float @llvm.fma.f32(float %a, float 2.0, float %a) #1
110 store float %fma, float addrspace(1)* %out, align 4
114 ; Don't use fma since fma c, x, y is canonicalized to fma x, c, y
115 ; GCN-LABEL: {{^}}test_sgpr_use_twice_ternary_op_imm_a_a:
116 ; GCN: s_load_dword [[SGPR:s[0-9]+]]
117 ; GCN: v_div_fixup_f32 [[RESULT:v[0-9]+]], 2.0, [[SGPR]], [[SGPR]]
118 ; GCN: buffer_store_dword [[RESULT]]
119 define amdgpu_kernel void @test_sgpr_use_twice_ternary_op_imm_a_a(float addrspace(1)* %out, float %a) #0 {
120 %val = call float @llvm.amdgcn.div.fixup.f32(float 2.0, float %a, float %a) #1
121 store float %val, float addrspace(1)* %out, align 4
125 ; GCN-LABEL: {{^}}test_sgpr_use_twice_ternary_op_a_a_kimm:
126 ; GCN-DAG: s_load_dword [[SGPR:s[0-9]+]]
127 ; GCN-DAG: v_mov_b32_e32 [[VK:v[0-9]+]], 0x44800000
128 ; GCN: v_fma_f32 [[RESULT:v[0-9]+]], [[SGPR]], [[SGPR]], [[VK]]
129 ; GCN: buffer_store_dword [[RESULT]]
130 define amdgpu_kernel void @test_sgpr_use_twice_ternary_op_a_a_kimm(float addrspace(1)* %out, float %a) #0 {
131 %fma = call float @llvm.fma.f32(float %a, float %a, float 1024.0) #1
132 store float %fma, float addrspace(1)* %out, align 4
136 ; GCN-LABEL: {{^}}test_literal_use_twice_ternary_op_k_k_s:
137 ; GCN-DAG: s_load_dword [[SGPR:s[0-9]+]]
138 ; GCN-DAG: v_mov_b32_e32 [[VGPR:v[0-9]+]], [[SGPR]]
139 ; GCN-DAG: s_mov_b32 [[SK:s[0-9]+]], 0x44800000
140 ; GCN: v_fma_f32 [[RESULT0:v[0-9]+]], [[SK]], [[SK]], [[VGPR]]
141 ; GCN: buffer_store_dword [[RESULT0]]
142 define amdgpu_kernel void @test_literal_use_twice_ternary_op_k_k_s(float addrspace(1)* %out, float %a) #0 {
143 %fma = call float @llvm.fma.f32(float 1024.0, float 1024.0, float %a) #1
144 store float %fma, float addrspace(1)* %out
148 ; GCN-LABEL: {{^}}test_literal_use_twice_ternary_op_k_k_s_x2:
149 ; GCN-DAG: s_load_dwordx2 s{{\[}}[[SGPR0:[0-9]+]]{{\:}}[[SGPR1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, {{0xb|0x2c}}
150 ; GCN-DAG: v_mov_b32_e32 [[VGPR0:v[0-9]+]], s[[SGPR0]]
151 ; GCN-DAG: v_mov_b32_e32 [[VGPR1:v[0-9]+]], s[[SGPR1]]
152 ; GCN-DAG: s_mov_b32 [[SK:s[0-9]+]], 0x44800000
153 ; GCN-DAG: v_fma_f32 [[RESULT0:v[0-9]+]], [[SK]], [[SK]], [[VGPR0]]
154 ; GCN-DAG: v_fma_f32 [[RESULT1:v[0-9]+]], [[SK]], [[SK]], [[VGPR1]]
155 ; GCN: buffer_store_dword [[RESULT0]]
156 ; GCN: buffer_store_dword [[RESULT1]]
158 define amdgpu_kernel void @test_literal_use_twice_ternary_op_k_k_s_x2(float addrspace(1)* %out, float %a, float %b) #0 {
159 %fma0 = call float @llvm.fma.f32(float 1024.0, float 1024.0, float %a) #1
160 %fma1 = call float @llvm.fma.f32(float 1024.0, float 1024.0, float %b) #1
161 store volatile float %fma0, float addrspace(1)* %out
162 store volatile float %fma1, float addrspace(1)* %out
166 ; GCN-LABEL: {{^}}test_literal_use_twice_ternary_op_k_s_k:
167 ; GCN-DAG: s_load_dword [[SGPR:s[0-9]+]]
168 ; GCN-DAG: v_mov_b32_e32 [[VGPR:v[0-9]+]], [[SGPR]]
169 ; GCN-DAG: s_mov_b32 [[SK:s[0-9]+]], 0x44800000
170 ; GCN: v_fma_f32 [[RESULT:v[0-9]+]], [[VGPR]], [[SK]], [[SK]]
171 ; GCN: buffer_store_dword [[RESULT]]
172 define amdgpu_kernel void @test_literal_use_twice_ternary_op_k_s_k(float addrspace(1)* %out, float %a) #0 {
173 %fma = call float @llvm.fma.f32(float 1024.0, float %a, float 1024.0) #1
174 store float %fma, float addrspace(1)* %out
178 ; GCN-LABEL: {{^}}test_literal_use_twice_ternary_op_k_s_k_x2:
179 ; GCN-DAG: s_load_dwordx2 s{{\[}}[[SGPR0:[0-9]+]]{{\:}}[[SGPR1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, {{0xb|0x2c}}
180 ; GCN-DAG: v_mov_b32_e32 [[VGPR0:v[0-9]+]], s[[SGPR0]]
181 ; GCN-DAG: v_mov_b32_e32 [[VGPR1:v[0-9]+]], s[[SGPR1]]
182 ; GCN-DAG: s_mov_b32 [[SK:s[0-9]+]], 0x44800000
183 ; GCN-DAG: v_fma_f32 [[RESULT0:v[0-9]+]], [[VGPR0]], [[SK]], [[SK]]
184 ; GCN-DAG: v_fma_f32 [[RESULT1:v[0-9]+]], [[VGPR1]], [[SK]], [[SK]]
185 ; GCN: buffer_store_dword [[RESULT0]]
186 ; GCN: buffer_store_dword [[RESULT1]]
188 define amdgpu_kernel void @test_literal_use_twice_ternary_op_k_s_k_x2(float addrspace(1)* %out, float %a, float %b) #0 {
189 %fma0 = call float @llvm.fma.f32(float 1024.0, float %a, float 1024.0) #1
190 %fma1 = call float @llvm.fma.f32(float 1024.0, float %b, float 1024.0) #1
191 store volatile float %fma0, float addrspace(1)* %out
192 store volatile float %fma1, float addrspace(1)* %out
196 ; GCN-LABEL: {{^}}test_literal_use_twice_ternary_op_s_k_k:
197 ; GCN-DAG: s_load_dword [[SGPR:s[0-9]+]]
198 ; GCN-DAG: v_mov_b32_e32 [[VGPR:v[0-9]+]], [[SGPR]]
199 ; GCN-DAG: s_mov_b32 [[SK:s[0-9]+]], 0x44800000
200 ; GCN: v_fma_f32 [[RESULT:v[0-9]+]], [[VGPR]], [[SK]], [[SK]]
201 ; GCN: buffer_store_dword [[RESULT]]
202 define amdgpu_kernel void @test_literal_use_twice_ternary_op_s_k_k(float addrspace(1)* %out, float %a) #0 {
203 %fma = call float @llvm.fma.f32(float %a, float 1024.0, float 1024.0) #1
204 store float %fma, float addrspace(1)* %out
208 ; GCN-LABEL: {{^}}test_literal_use_twice_ternary_op_s_k_k_x2:
209 ; GCN-DAG: s_load_dwordx2 s{{\[}}[[SGPR0:[0-9]+]]{{\:}}[[SGPR1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, {{0xb|0x2c}}
210 ; GCN-DAG: v_mov_b32_e32 [[VGPR0:v[0-9]+]], s[[SGPR0]]
211 ; GCN-DAG: v_mov_b32_e32 [[VGPR1:v[0-9]+]], s[[SGPR1]]
212 ; GCN-DAG: s_mov_b32 [[SK:s[0-9]+]], 0x44800000
213 ; GCN-DAG: v_fma_f32 [[RESULT0:v[0-9]+]], [[VGPR0]], [[SK]], [[SK]]
214 ; GCN-DAG: v_fma_f32 [[RESULT1:v[0-9]+]], [[VGPR1]], [[SK]], [[SK]]
215 ; GCN: buffer_store_dword [[RESULT0]]
216 ; GCN: buffer_store_dword [[RESULT1]]
218 define amdgpu_kernel void @test_literal_use_twice_ternary_op_s_k_k_x2(float addrspace(1)* %out, float %a, float %b) #0 {
219 %fma0 = call float @llvm.fma.f32(float %a, float 1024.0, float 1024.0) #1
220 %fma1 = call float @llvm.fma.f32(float %b, float 1024.0, float 1024.0) #1
221 store volatile float %fma0, float addrspace(1)* %out
222 store volatile float %fma1, float addrspace(1)* %out
226 ; GCN-LABEL: {{^}}test_s0_s1_k_f32:
227 ; SI-DAG: s_load_dwordx2 s{{\[}}[[SGPR0:[0-9]+]]:[[SGPR1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0xb
228 ; VI-DAG: s_load_dwordx2 s{{\[}}[[SGPR0:[0-9]+]]:[[SGPR1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0x2c
229 ; GCN-DAG: s_mov_b32 [[SK0:s[0-9]+]], 0x44800000
230 ; GCN-DAG: v_mov_b32_e32 [[VS1:v[0-9]+]], s[[SGPR1]]
231 ; GCN-DAG: v_mov_b32_e32 [[VS0:v[0-9]+]], s[[SGPR0]]
233 ; GCN-DAG: v_fma_f32 [[RESULT0:v[0-9]+]], [[VS0]], [[VS1]], [[SK0]]
234 ; GCN-DAG: s_mov_b32 [[SK1:s[0-9]+]], 0x45800000
235 ; GCN-DAG: v_fma_f32 [[RESULT1:v[0-9]+]], [[VS0]], [[VS1]], [[SK1]]
237 ; GCN: buffer_store_dword [[RESULT0]]
238 ; GCN: buffer_store_dword [[RESULT1]]
239 define amdgpu_kernel void @test_s0_s1_k_f32(float addrspace(1)* %out, float %a, float %b) #0 {
240 %fma0 = call float @llvm.fma.f32(float %a, float %b, float 1024.0) #1
241 %fma1 = call float @llvm.fma.f32(float %a, float %b, float 4096.0) #1
242 store volatile float %fma0, float addrspace(1)* %out
243 store volatile float %fma1, float addrspace(1)* %out
247 ; FIXME: Immediate in SGPRs just copied to VGPRs
248 ; GCN-LABEL: {{^}}test_s0_s1_k_f64:
249 ; GCN-DAG: s_load_dwordx2 [[SGPR0:s\[[0-9]+:[0-9]+\]]], s{{\[[0-9]+:[0-9]+\]}}, {{0x13|0x4c}}
250 ; GCN-DAG: s_load_dwordx2 s{{\[}}[[SGPR1_SUB0:[0-9]+]]:[[SGPR1_SUB1:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, {{0x1d|0x74}}
251 ; GCN-DAG: v_mov_b32_e32 v[[VK0_SUB1:[0-9]+]], 0x40900000
252 ; GCN-DAG: v_mov_b32_e32 v[[VZERO:[0-9]+]], 0{{$}}
254 ; GCN-DAG: v_mov_b32_e32 v[[VS1_SUB0:[0-9]+]], s[[SGPR1_SUB0]]
255 ; GCN-DAG: v_mov_b32_e32 v[[VS1_SUB1:[0-9]+]], s[[SGPR1_SUB1]]
256 ; GCN: v_fma_f64 [[RESULT0:v\[[0-9]+:[0-9]+\]]], [[SGPR0]], v{{\[}}[[VS1_SUB0]]:[[VS1_SUB1]]{{\]}}, v{{\[}}[[VZERO]]:[[VK0_SUB1]]{{\]}}
258 ; Same zero component is re-used for half of each immediate.
259 ; GCN: v_mov_b32_e32 v[[VK1_SUB1:[0-9]+]], 0x40b00000
260 ; GCN: v_fma_f64 [[RESULT1:v\[[0-9]+:[0-9]+\]]], [[SGPR0]], v{{\[}}[[VS1_SUB0]]:[[VS1_SUB1]]{{\]}}, v{{\[}}[[VZERO]]:[[VK1_SUB1]]{{\]}}
262 ; GCN: buffer_store_dwordx2 [[RESULT0]]
263 ; GCN: buffer_store_dwordx2 [[RESULT1]]
264 define amdgpu_kernel void @test_s0_s1_k_f64(double addrspace(1)* %out, [8 x i32], double %a, [8 x i32], double %b) #0 {
265 %fma0 = call double @llvm.fma.f64(double %a, double %b, double 1024.0) #1
266 %fma1 = call double @llvm.fma.f64(double %a, double %b, double 4096.0) #1
267 store volatile double %fma0, double addrspace(1)* %out
268 store volatile double %fma1, double addrspace(1)* %out
272 attributes #0 = { nounwind }
273 attributes #1 = { nounwind readnone }