| blob | c83b0ed6b0eee3fab92c07fb4186a996dda6564b |
1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV32I-ILP32
3 ; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV64I-LP64
4 ; RUN: llc -mtriple=riscv32 -mattr=+d -target-abi=ilp32 -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV32ID-ILP32
5 ; RUN: llc -mtriple=riscv64 -mattr=+d -target-abi=lp64 -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV64ID-LP64
6 ; RUN: llc -mtriple=riscv32 -mattr=+d -target-abi=ilp32d -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV32ID-ILP32D
7 ; RUN: llc -mtriple=riscv64 -mattr=+d -target-abi=lp64d -verify-machineinstrs < %s | FileCheck %s -check-prefix=RV64ID-LP64D
9 define bfloat @float_to_bfloat(float %a) nounwind {
10 ; RV32I-ILP32-LABEL: float_to_bfloat:
11 ; RV32I-ILP32: # %bb.0:
12 ; RV32I-ILP32-NEXT: addi sp, sp, -16
13 ; RV32I-ILP32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
14 ; RV32I-ILP32-NEXT: call __truncsfbf2
15 ; RV32I-ILP32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
16 ; RV32I-ILP32-NEXT: addi sp, sp, 16
17 ; RV32I-ILP32-NEXT: ret
18 ;
19 ; RV64I-LP64-LABEL: float_to_bfloat:
20 ; RV64I-LP64: # %bb.0:
21 ; RV64I-LP64-NEXT: addi sp, sp, -16
22 ; RV64I-LP64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
23 ; RV64I-LP64-NEXT: call __truncsfbf2
24 ; RV64I-LP64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
25 ; RV64I-LP64-NEXT: addi sp, sp, 16
26 ; RV64I-LP64-NEXT: ret
27 ;
28 ; RV32ID-ILP32-LABEL: float_to_bfloat:
29 ; RV32ID-ILP32: # %bb.0:
30 ; RV32ID-ILP32-NEXT: addi sp, sp, -16
31 ; RV32ID-ILP32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
32 ; RV32ID-ILP32-NEXT: call __truncsfbf2
33 ; RV32ID-ILP32-NEXT: lui a1, 1048560
34 ; RV32ID-ILP32-NEXT: or a0, a0, a1
35 ; RV32ID-ILP32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
36 ; RV32ID-ILP32-NEXT: addi sp, sp, 16
37 ; RV32ID-ILP32-NEXT: ret
38 ;
39 ; RV64ID-LP64-LABEL: float_to_bfloat:
40 ; RV64ID-LP64: # %bb.0:
41 ; RV64ID-LP64-NEXT: addi sp, sp, -16
42 ; RV64ID-LP64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
43 ; RV64ID-LP64-NEXT: call __truncsfbf2
44 ; RV64ID-LP64-NEXT: lui a1, 1048560
45 ; RV64ID-LP64-NEXT: or a0, a0, a1
46 ; RV64ID-LP64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
47 ; RV64ID-LP64-NEXT: addi sp, sp, 16
48 ; RV64ID-LP64-NEXT: ret
49 ;
50 ; RV32ID-ILP32D-LABEL: float_to_bfloat:
51 ; RV32ID-ILP32D: # %bb.0:
52 ; RV32ID-ILP32D-NEXT: addi sp, sp, -16
53 ; RV32ID-ILP32D-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
54 ; RV32ID-ILP32D-NEXT: call __truncsfbf2
55 ; RV32ID-ILP32D-NEXT: fmv.x.w a0, fa0
56 ; RV32ID-ILP32D-NEXT: lui a1, 1048560
57 ; RV32ID-ILP32D-NEXT: or a0, a0, a1
58 ; RV32ID-ILP32D-NEXT: fmv.w.x fa0, a0
59 ; RV32ID-ILP32D-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
60 ; RV32ID-ILP32D-NEXT: addi sp, sp, 16
61 ; RV32ID-ILP32D-NEXT: ret
62 ;
63 ; RV64ID-LP64D-LABEL: float_to_bfloat:
64 ; RV64ID-LP64D: # %bb.0:
65 ; RV64ID-LP64D-NEXT: addi sp, sp, -16
66 ; RV64ID-LP64D-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
67 ; RV64ID-LP64D-NEXT: call __truncsfbf2
68 ; RV64ID-LP64D-NEXT: fmv.x.w a0, fa0
69 ; RV64ID-LP64D-NEXT: lui a1, 1048560
70 ; RV64ID-LP64D-NEXT: or a0, a0, a1
71 ; RV64ID-LP64D-NEXT: fmv.w.x fa0, a0
72 ; RV64ID-LP64D-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
73 ; RV64ID-LP64D-NEXT: addi sp, sp, 16
74 ; RV64ID-LP64D-NEXT: ret
75 %1 = fptrunc float %a to bfloat
76 ret bfloat %1
77 }
79 define bfloat @double_to_bfloat(double %a) nounwind {
80 ; RV32I-ILP32-LABEL: double_to_bfloat:
81 ; RV32I-ILP32: # %bb.0:
82 ; RV32I-ILP32-NEXT: addi sp, sp, -16
83 ; RV32I-ILP32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
84 ; RV32I-ILP32-NEXT: call __truncdfbf2
85 ; RV32I-ILP32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
86 ; RV32I-ILP32-NEXT: addi sp, sp, 16
87 ; RV32I-ILP32-NEXT: ret
88 ;
89 ; RV64I-LP64-LABEL: double_to_bfloat:
90 ; RV64I-LP64: # %bb.0:
91 ; RV64I-LP64-NEXT: addi sp, sp, -16
92 ; RV64I-LP64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
93 ; RV64I-LP64-NEXT: call __truncdfbf2
94 ; RV64I-LP64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
95 ; RV64I-LP64-NEXT: addi sp, sp, 16
96 ; RV64I-LP64-NEXT: ret
97 ;
98 ; RV32ID-ILP32-LABEL: double_to_bfloat:
99 ; RV32ID-ILP32: # %bb.0:
100 ; RV32ID-ILP32-NEXT: addi sp, sp, -16
101 ; RV32ID-ILP32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
102 ; RV32ID-ILP32-NEXT: call __truncdfbf2
103 ; RV32ID-ILP32-NEXT: lui a1, 1048560
104 ; RV32ID-ILP32-NEXT: or a0, a0, a1
105 ; RV32ID-ILP32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
106 ; RV32ID-ILP32-NEXT: addi sp, sp, 16
107 ; RV32ID-ILP32-NEXT: ret
108 ;
109 ; RV64ID-LP64-LABEL: double_to_bfloat:
110 ; RV64ID-LP64: # %bb.0:
111 ; RV64ID-LP64-NEXT: addi sp, sp, -16
112 ; RV64ID-LP64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
113 ; RV64ID-LP64-NEXT: call __truncdfbf2
114 ; RV64ID-LP64-NEXT: lui a1, 1048560
115 ; RV64ID-LP64-NEXT: or a0, a0, a1
116 ; RV64ID-LP64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
117 ; RV64ID-LP64-NEXT: addi sp, sp, 16
118 ; RV64ID-LP64-NEXT: ret
119 ;
120 ; RV32ID-ILP32D-LABEL: double_to_bfloat:
121 ; RV32ID-ILP32D: # %bb.0:
122 ; RV32ID-ILP32D-NEXT: addi sp, sp, -16
123 ; RV32ID-ILP32D-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
124 ; RV32ID-ILP32D-NEXT: call __truncdfbf2
125 ; RV32ID-ILP32D-NEXT: fmv.x.w a0, fa0
126 ; RV32ID-ILP32D-NEXT: lui a1, 1048560
127 ; RV32ID-ILP32D-NEXT: or a0, a0, a1
128 ; RV32ID-ILP32D-NEXT: fmv.w.x fa0, a0
129 ; RV32ID-ILP32D-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
130 ; RV32ID-ILP32D-NEXT: addi sp, sp, 16
131 ; RV32ID-ILP32D-NEXT: ret
132 ;
133 ; RV64ID-LP64D-LABEL: double_to_bfloat:
134 ; RV64ID-LP64D: # %bb.0:
135 ; RV64ID-LP64D-NEXT: addi sp, sp, -16
136 ; RV64ID-LP64D-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
137 ; RV64ID-LP64D-NEXT: call __truncdfbf2
138 ; RV64ID-LP64D-NEXT: fmv.x.w a0, fa0
139 ; RV64ID-LP64D-NEXT: lui a1, 1048560
140 ; RV64ID-LP64D-NEXT: or a0, a0, a1
141 ; RV64ID-LP64D-NEXT: fmv.w.x fa0, a0
142 ; RV64ID-LP64D-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
143 ; RV64ID-LP64D-NEXT: addi sp, sp, 16
144 ; RV64ID-LP64D-NEXT: ret
145 %1 = fptrunc double %a to bfloat
146 ret bfloat %1
147 }
149 define float @bfloat_to_float(bfloat %a) nounwind {
150 ; RV32I-ILP32-LABEL: bfloat_to_float:
151 ; RV32I-ILP32: # %bb.0:
152 ; RV32I-ILP32-NEXT: slli a0, a0, 16
153 ; RV32I-ILP32-NEXT: ret
154 ;
155 ; RV64I-LP64-LABEL: bfloat_to_float:
156 ; RV64I-LP64: # %bb.0:
157 ; RV64I-LP64-NEXT: slliw a0, a0, 16
158 ; RV64I-LP64-NEXT: ret
159 ;
160 ; RV32ID-ILP32-LABEL: bfloat_to_float:
161 ; RV32ID-ILP32: # %bb.0:
162 ; RV32ID-ILP32-NEXT: slli a0, a0, 16
163 ; RV32ID-ILP32-NEXT: ret
164 ;
165 ; RV64ID-LP64-LABEL: bfloat_to_float:
166 ; RV64ID-LP64: # %bb.0:
167 ; RV64ID-LP64-NEXT: slli a0, a0, 16
168 ; RV64ID-LP64-NEXT: ret
169 ;
170 ; RV32ID-ILP32D-LABEL: bfloat_to_float:
171 ; RV32ID-ILP32D: # %bb.0:
172 ; RV32ID-ILP32D-NEXT: fmv.x.w a0, fa0
173 ; RV32ID-ILP32D-NEXT: slli a0, a0, 16
174 ; RV32ID-ILP32D-NEXT: fmv.w.x fa0, a0
175 ; RV32ID-ILP32D-NEXT: ret
176 ;
177 ; RV64ID-LP64D-LABEL: bfloat_to_float:
178 ; RV64ID-LP64D: # %bb.0:
179 ; RV64ID-LP64D-NEXT: fmv.x.w a0, fa0
180 ; RV64ID-LP64D-NEXT: slli a0, a0, 16
181 ; RV64ID-LP64D-NEXT: fmv.w.x fa0, a0
182 ; RV64ID-LP64D-NEXT: ret
183 %1 = fpext bfloat %a to float
184 ret float %1
185 }
187 define double @bfloat_to_double(bfloat %a) nounwind {
188 ; RV32I-ILP32-LABEL: bfloat_to_double:
189 ; RV32I-ILP32: # %bb.0:
190 ; RV32I-ILP32-NEXT: addi sp, sp, -16
191 ; RV32I-ILP32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
192 ; RV32I-ILP32-NEXT: slli a0, a0, 16
193 ; RV32I-ILP32-NEXT: call __extendsfdf2
194 ; RV32I-ILP32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
195 ; RV32I-ILP32-NEXT: addi sp, sp, 16
196 ; RV32I-ILP32-NEXT: ret
197 ;
198 ; RV64I-LP64-LABEL: bfloat_to_double:
199 ; RV64I-LP64: # %bb.0:
200 ; RV64I-LP64-NEXT: addi sp, sp, -16
201 ; RV64I-LP64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
202 ; RV64I-LP64-NEXT: slliw a0, a0, 16
203 ; RV64I-LP64-NEXT: call __extendsfdf2
204 ; RV64I-LP64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
205 ; RV64I-LP64-NEXT: addi sp, sp, 16
206 ; RV64I-LP64-NEXT: ret
207 ;
208 ; RV32ID-ILP32-LABEL: bfloat_to_double:
209 ; RV32ID-ILP32: # %bb.0:
210 ; RV32ID-ILP32-NEXT: addi sp, sp, -16
211 ; RV32ID-ILP32-NEXT: slli a0, a0, 16
212 ; RV32ID-ILP32-NEXT: fmv.w.x fa5, a0
213 ; RV32ID-ILP32-NEXT: fcvt.d.s fa5, fa5
214 ; RV32ID-ILP32-NEXT: fsd fa5, 8(sp)
215 ; RV32ID-ILP32-NEXT: lw a0, 8(sp)
216 ; RV32ID-ILP32-NEXT: lw a1, 12(sp)
217 ; RV32ID-ILP32-NEXT: addi sp, sp, 16
218 ; RV32ID-ILP32-NEXT: ret
219 ;
220 ; RV64ID-LP64-LABEL: bfloat_to_double:
221 ; RV64ID-LP64: # %bb.0:
222 ; RV64ID-LP64-NEXT: slli a0, a0, 16
223 ; RV64ID-LP64-NEXT: fmv.w.x fa5, a0
224 ; RV64ID-LP64-NEXT: fcvt.d.s fa5, fa5
225 ; RV64ID-LP64-NEXT: fmv.x.d a0, fa5
226 ; RV64ID-LP64-NEXT: ret
227 ;
228 ; RV32ID-ILP32D-LABEL: bfloat_to_double:
229 ; RV32ID-ILP32D: # %bb.0:
230 ; RV32ID-ILP32D-NEXT: fmv.x.w a0, fa0
231 ; RV32ID-ILP32D-NEXT: slli a0, a0, 16
232 ; RV32ID-ILP32D-NEXT: fmv.w.x fa5, a0
233 ; RV32ID-ILP32D-NEXT: fcvt.d.s fa0, fa5
234 ; RV32ID-ILP32D-NEXT: ret
235 ;
236 ; RV64ID-LP64D-LABEL: bfloat_to_double:
237 ; RV64ID-LP64D: # %bb.0:
238 ; RV64ID-LP64D-NEXT: fmv.x.w a0, fa0
239 ; RV64ID-LP64D-NEXT: slli a0, a0, 16
240 ; RV64ID-LP64D-NEXT: fmv.w.x fa5, a0
241 ; RV64ID-LP64D-NEXT: fcvt.d.s fa0, fa5
242 ; RV64ID-LP64D-NEXT: ret
243 %1 = fpext bfloat %a to double
244 ret double %1
245 }
247 define bfloat @i16_to_bfloat(i16 %a) nounwind {
248 ; RV32I-ILP32-LABEL: i16_to_bfloat:
249 ; RV32I-ILP32: # %bb.0:
250 ; RV32I-ILP32-NEXT: ret
251 ;
252 ; RV64I-LP64-LABEL: i16_to_bfloat:
253 ; RV64I-LP64: # %bb.0:
254 ; RV64I-LP64-NEXT: ret
255 ;
256 ; RV32ID-ILP32-LABEL: i16_to_bfloat:
257 ; RV32ID-ILP32: # %bb.0:
258 ; RV32ID-ILP32-NEXT: lui a1, 1048560
259 ; RV32ID-ILP32-NEXT: or a0, a0, a1
260 ; RV32ID-ILP32-NEXT: ret
261 ;
262 ; RV64ID-LP64-LABEL: i16_to_bfloat:
263 ; RV64ID-LP64: # %bb.0:
264 ; RV64ID-LP64-NEXT: lui a1, 1048560
265 ; RV64ID-LP64-NEXT: or a0, a0, a1
266 ; RV64ID-LP64-NEXT: ret
267 ;
268 ; RV32ID-ILP32D-LABEL: i16_to_bfloat:
269 ; RV32ID-ILP32D: # %bb.0:
270 ; RV32ID-ILP32D-NEXT: lui a1, 1048560
271 ; RV32ID-ILP32D-NEXT: or a0, a0, a1
272 ; RV32ID-ILP32D-NEXT: fmv.w.x fa0, a0
273 ; RV32ID-ILP32D-NEXT: ret
274 ;
275 ; RV64ID-LP64D-LABEL: i16_to_bfloat:
276 ; RV64ID-LP64D: # %bb.0:
277 ; RV64ID-LP64D-NEXT: lui a1, 1048560
278 ; RV64ID-LP64D-NEXT: or a0, a0, a1
279 ; RV64ID-LP64D-NEXT: fmv.w.x fa0, a0
280 ; RV64ID-LP64D-NEXT: ret
281 %1 = bitcast i16 %a to bfloat
282 ret bfloat %1
283 }
285 define i16 @bfloat_to_i16(bfloat %a) nounwind {
286 ; RV32I-ILP32-LABEL: bfloat_to_i16:
287 ; RV32I-ILP32: # %bb.0:
288 ; RV32I-ILP32-NEXT: ret
289 ;
290 ; RV64I-LP64-LABEL: bfloat_to_i16:
291 ; RV64I-LP64: # %bb.0:
292 ; RV64I-LP64-NEXT: ret
293 ;
294 ; RV32ID-ILP32-LABEL: bfloat_to_i16:
295 ; RV32ID-ILP32: # %bb.0:
296 ; RV32ID-ILP32-NEXT: ret
297 ;
298 ; RV64ID-LP64-LABEL: bfloat_to_i16:
299 ; RV64ID-LP64: # %bb.0:
300 ; RV64ID-LP64-NEXT: ret
301 ;
302 ; RV32ID-ILP32D-LABEL: bfloat_to_i16:
303 ; RV32ID-ILP32D: # %bb.0:
304 ; RV32ID-ILP32D-NEXT: fmv.x.w a0, fa0
305 ; RV32ID-ILP32D-NEXT: ret
306 ;
307 ; RV64ID-LP64D-LABEL: bfloat_to_i16:
308 ; RV64ID-LP64D: # %bb.0:
309 ; RV64ID-LP64D-NEXT: fmv.x.w a0, fa0
310 ; RV64ID-LP64D-NEXT: ret
311 %1 = bitcast bfloat %a to i16
312 ret i16 %1
313 }
315 define bfloat @bfloat_add(bfloat %a, bfloat %b) nounwind {
316 ; RV32I-ILP32-LABEL: bfloat_add:
317 ; RV32I-ILP32: # %bb.0:
318 ; RV32I-ILP32-NEXT: addi sp, sp, -16
319 ; RV32I-ILP32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
320 ; RV32I-ILP32-NEXT: slli a0, a0, 16
321 ; RV32I-ILP32-NEXT: slli a1, a1, 16
322 ; RV32I-ILP32-NEXT: call __addsf3
323 ; RV32I-ILP32-NEXT: call __truncsfbf2
324 ; RV32I-ILP32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
325 ; RV32I-ILP32-NEXT: addi sp, sp, 16
326 ; RV32I-ILP32-NEXT: ret
327 ;
328 ; RV64I-LP64-LABEL: bfloat_add:
329 ; RV64I-LP64: # %bb.0:
330 ; RV64I-LP64-NEXT: addi sp, sp, -16
331 ; RV64I-LP64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
332 ; RV64I-LP64-NEXT: slliw a0, a0, 16
333 ; RV64I-LP64-NEXT: slliw a1, a1, 16
334 ; RV64I-LP64-NEXT: call __addsf3
335 ; RV64I-LP64-NEXT: call __truncsfbf2
336 ; RV64I-LP64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
337 ; RV64I-LP64-NEXT: addi sp, sp, 16
338 ; RV64I-LP64-NEXT: ret
339 ;
340 ; RV32ID-ILP32-LABEL: bfloat_add:
341 ; RV32ID-ILP32: # %bb.0:
342 ; RV32ID-ILP32-NEXT: addi sp, sp, -16
343 ; RV32ID-ILP32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
344 ; RV32ID-ILP32-NEXT: slli a1, a1, 16
345 ; RV32ID-ILP32-NEXT: slli a0, a0, 16
346 ; RV32ID-ILP32-NEXT: fmv.w.x fa5, a1
347 ; RV32ID-ILP32-NEXT: fmv.w.x fa4, a0
348 ; RV32ID-ILP32-NEXT: fadd.s fa5, fa4, fa5
349 ; RV32ID-ILP32-NEXT: fmv.x.w a0, fa5
350 ; RV32ID-ILP32-NEXT: call __truncsfbf2
351 ; RV32ID-ILP32-NEXT: lui a1, 1048560
352 ; RV32ID-ILP32-NEXT: or a0, a0, a1
353 ; RV32ID-ILP32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
354 ; RV32ID-ILP32-NEXT: addi sp, sp, 16
355 ; RV32ID-ILP32-NEXT: ret
356 ;
357 ; RV64ID-LP64-LABEL: bfloat_add:
358 ; RV64ID-LP64: # %bb.0:
359 ; RV64ID-LP64-NEXT: addi sp, sp, -16
360 ; RV64ID-LP64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
361 ; RV64ID-LP64-NEXT: slli a1, a1, 16
362 ; RV64ID-LP64-NEXT: slli a0, a0, 16
363 ; RV64ID-LP64-NEXT: fmv.w.x fa5, a1
364 ; RV64ID-LP64-NEXT: fmv.w.x fa4, a0
365 ; RV64ID-LP64-NEXT: fadd.s fa5, fa4, fa5
366 ; RV64ID-LP64-NEXT: fmv.x.w a0, fa5
367 ; RV64ID-LP64-NEXT: call __truncsfbf2
368 ; RV64ID-LP64-NEXT: lui a1, 1048560
369 ; RV64ID-LP64-NEXT: or a0, a0, a1
370 ; RV64ID-LP64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
371 ; RV64ID-LP64-NEXT: addi sp, sp, 16
372 ; RV64ID-LP64-NEXT: ret
373 ;
374 ; RV32ID-ILP32D-LABEL: bfloat_add:
375 ; RV32ID-ILP32D: # %bb.0:
376 ; RV32ID-ILP32D-NEXT: addi sp, sp, -16
377 ; RV32ID-ILP32D-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
378 ; RV32ID-ILP32D-NEXT: fmv.x.w a0, fa0
379 ; RV32ID-ILP32D-NEXT: fmv.x.w a1, fa1
380 ; RV32ID-ILP32D-NEXT: slli a1, a1, 16
381 ; RV32ID-ILP32D-NEXT: slli a0, a0, 16
382 ; RV32ID-ILP32D-NEXT: fmv.w.x fa5, a1
383 ; RV32ID-ILP32D-NEXT: fmv.w.x fa4, a0
384 ; RV32ID-ILP32D-NEXT: fadd.s fa0, fa4, fa5
385 ; RV32ID-ILP32D-NEXT: call __truncsfbf2
386 ; RV32ID-ILP32D-NEXT: fmv.x.w a0, fa0
387 ; RV32ID-ILP32D-NEXT: lui a1, 1048560
388 ; RV32ID-ILP32D-NEXT: or a0, a0, a1
389 ; RV32ID-ILP32D-NEXT: fmv.w.x fa0, a0
390 ; RV32ID-ILP32D-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
391 ; RV32ID-ILP32D-NEXT: addi sp, sp, 16
392 ; RV32ID-ILP32D-NEXT: ret
393 ;
394 ; RV64ID-LP64D-LABEL: bfloat_add:
395 ; RV64ID-LP64D: # %bb.0:
396 ; RV64ID-LP64D-NEXT: addi sp, sp, -16
397 ; RV64ID-LP64D-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
398 ; RV64ID-LP64D-NEXT: fmv.x.w a0, fa0
399 ; RV64ID-LP64D-NEXT: fmv.x.w a1, fa1
400 ; RV64ID-LP64D-NEXT: slli a1, a1, 16
401 ; RV64ID-LP64D-NEXT: slli a0, a0, 16
402 ; RV64ID-LP64D-NEXT: fmv.w.x fa5, a1
403 ; RV64ID-LP64D-NEXT: fmv.w.x fa4, a0
404 ; RV64ID-LP64D-NEXT: fadd.s fa0, fa4, fa5
405 ; RV64ID-LP64D-NEXT: call __truncsfbf2
406 ; RV64ID-LP64D-NEXT: fmv.x.w a0, fa0
407 ; RV64ID-LP64D-NEXT: lui a1, 1048560
408 ; RV64ID-LP64D-NEXT: or a0, a0, a1
409 ; RV64ID-LP64D-NEXT: fmv.w.x fa0, a0
410 ; RV64ID-LP64D-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
411 ; RV64ID-LP64D-NEXT: addi sp, sp, 16
412 ; RV64ID-LP64D-NEXT: ret
413 %1 = fadd bfloat %a, %b
414 ret bfloat %1
415 }
417 define bfloat @bfloat_load(ptr %a) nounwind {
418 ; RV32I-ILP32-LABEL: bfloat_load:
419 ; RV32I-ILP32: # %bb.0:
420 ; RV32I-ILP32-NEXT: addi sp, sp, -16
421 ; RV32I-ILP32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
422 ; RV32I-ILP32-NEXT: lh a1, 0(a0)
423 ; RV32I-ILP32-NEXT: lh a2, 6(a0)
424 ; RV32I-ILP32-NEXT: slli a0, a1, 16
425 ; RV32I-ILP32-NEXT: slli a1, a2, 16
426 ; RV32I-ILP32-NEXT: call __addsf3
427 ; RV32I-ILP32-NEXT: call __truncsfbf2
428 ; RV32I-ILP32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
429 ; RV32I-ILP32-NEXT: addi sp, sp, 16
430 ; RV32I-ILP32-NEXT: ret
431 ;
432 ; RV64I-LP64-LABEL: bfloat_load:
433 ; RV64I-LP64: # %bb.0:
434 ; RV64I-LP64-NEXT: addi sp, sp, -16
435 ; RV64I-LP64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
436 ; RV64I-LP64-NEXT: lh a1, 0(a0)
437 ; RV64I-LP64-NEXT: lh a2, 6(a0)
438 ; RV64I-LP64-NEXT: slliw a0, a1, 16
439 ; RV64I-LP64-NEXT: slliw a1, a2, 16
440 ; RV64I-LP64-NEXT: call __addsf3
441 ; RV64I-LP64-NEXT: call __truncsfbf2
442 ; RV64I-LP64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
443 ; RV64I-LP64-NEXT: addi sp, sp, 16
444 ; RV64I-LP64-NEXT: ret
445 ;
446 ; RV32ID-ILP32-LABEL: bfloat_load:
447 ; RV32ID-ILP32: # %bb.0:
448 ; RV32ID-ILP32-NEXT: addi sp, sp, -16
449 ; RV32ID-ILP32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
450 ; RV32ID-ILP32-NEXT: lhu a1, 6(a0)
451 ; RV32ID-ILP32-NEXT: lhu a0, 0(a0)
452 ; RV32ID-ILP32-NEXT: slli a1, a1, 16
453 ; RV32ID-ILP32-NEXT: slli a0, a0, 16
454 ; RV32ID-ILP32-NEXT: fmv.w.x fa5, a1
455 ; RV32ID-ILP32-NEXT: fmv.w.x fa4, a0
456 ; RV32ID-ILP32-NEXT: fadd.s fa5, fa4, fa5
457 ; RV32ID-ILP32-NEXT: fmv.x.w a0, fa5
458 ; RV32ID-ILP32-NEXT: call __truncsfbf2
459 ; RV32ID-ILP32-NEXT: lui a1, 1048560
460 ; RV32ID-ILP32-NEXT: or a0, a0, a1
461 ; RV32ID-ILP32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
462 ; RV32ID-ILP32-NEXT: addi sp, sp, 16
463 ; RV32ID-ILP32-NEXT: ret
464 ;
465 ; RV64ID-LP64-LABEL: bfloat_load:
466 ; RV64ID-LP64: # %bb.0:
467 ; RV64ID-LP64-NEXT: addi sp, sp, -16
468 ; RV64ID-LP64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
469 ; RV64ID-LP64-NEXT: lhu a1, 6(a0)
470 ; RV64ID-LP64-NEXT: lhu a0, 0(a0)
471 ; RV64ID-LP64-NEXT: slli a1, a1, 16
472 ; RV64ID-LP64-NEXT: slli a0, a0, 16
473 ; RV64ID-LP64-NEXT: fmv.w.x fa5, a1
474 ; RV64ID-LP64-NEXT: fmv.w.x fa4, a0
475 ; RV64ID-LP64-NEXT: fadd.s fa5, fa4, fa5
476 ; RV64ID-LP64-NEXT: fmv.x.w a0, fa5
477 ; RV64ID-LP64-NEXT: call __truncsfbf2
478 ; RV64ID-LP64-NEXT: lui a1, 1048560
479 ; RV64ID-LP64-NEXT: or a0, a0, a1
480 ; RV64ID-LP64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
481 ; RV64ID-LP64-NEXT: addi sp, sp, 16
482 ; RV64ID-LP64-NEXT: ret
483 ;
484 ; RV32ID-ILP32D-LABEL: bfloat_load:
485 ; RV32ID-ILP32D: # %bb.0:
486 ; RV32ID-ILP32D-NEXT: addi sp, sp, -16
487 ; RV32ID-ILP32D-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
488 ; RV32ID-ILP32D-NEXT: lhu a1, 6(a0)
489 ; RV32ID-ILP32D-NEXT: lhu a0, 0(a0)
490 ; RV32ID-ILP32D-NEXT: slli a1, a1, 16
491 ; RV32ID-ILP32D-NEXT: slli a0, a0, 16
492 ; RV32ID-ILP32D-NEXT: fmv.w.x fa5, a1
493 ; RV32ID-ILP32D-NEXT: fmv.w.x fa4, a0
494 ; RV32ID-ILP32D-NEXT: fadd.s fa0, fa4, fa5
495 ; RV32ID-ILP32D-NEXT: call __truncsfbf2
496 ; RV32ID-ILP32D-NEXT: fmv.x.w a0, fa0
497 ; RV32ID-ILP32D-NEXT: lui a1, 1048560
498 ; RV32ID-ILP32D-NEXT: or a0, a0, a1
499 ; RV32ID-ILP32D-NEXT: fmv.w.x fa0, a0
500 ; RV32ID-ILP32D-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
501 ; RV32ID-ILP32D-NEXT: addi sp, sp, 16
502 ; RV32ID-ILP32D-NEXT: ret
503 ;
504 ; RV64ID-LP64D-LABEL: bfloat_load:
505 ; RV64ID-LP64D: # %bb.0:
506 ; RV64ID-LP64D-NEXT: addi sp, sp, -16
507 ; RV64ID-LP64D-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
508 ; RV64ID-LP64D-NEXT: lhu a1, 6(a0)
509 ; RV64ID-LP64D-NEXT: lhu a0, 0(a0)
510 ; RV64ID-LP64D-NEXT: slli a1, a1, 16
511 ; RV64ID-LP64D-NEXT: slli a0, a0, 16
512 ; RV64ID-LP64D-NEXT: fmv.w.x fa5, a1
513 ; RV64ID-LP64D-NEXT: fmv.w.x fa4, a0
514 ; RV64ID-LP64D-NEXT: fadd.s fa0, fa4, fa5
515 ; RV64ID-LP64D-NEXT: call __truncsfbf2
516 ; RV64ID-LP64D-NEXT: fmv.x.w a0, fa0
517 ; RV64ID-LP64D-NEXT: lui a1, 1048560
518 ; RV64ID-LP64D-NEXT: or a0, a0, a1
519 ; RV64ID-LP64D-NEXT: fmv.w.x fa0, a0
520 ; RV64ID-LP64D-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
521 ; RV64ID-LP64D-NEXT: addi sp, sp, 16
522 ; RV64ID-LP64D-NEXT: ret
523 %1 = load bfloat, ptr %a
524 %2 = getelementptr bfloat, ptr %a, i32 3
525 %3 = load bfloat, ptr %2
526 %4 = fadd bfloat %1, %3
527 ret bfloat %4
528 }
530 define void @bfloat_store(ptr %a, bfloat %b, bfloat %c) nounwind {
531 ; RV32I-ILP32-LABEL: bfloat_store:
532 ; RV32I-ILP32: # %bb.0:
533 ; RV32I-ILP32-NEXT: addi sp, sp, -16
534 ; RV32I-ILP32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
535 ; RV32I-ILP32-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
536 ; RV32I-ILP32-NEXT: mv s0, a0
537 ; RV32I-ILP32-NEXT: slli a0, a1, 16
538 ; RV32I-ILP32-NEXT: slli a1, a2, 16
539 ; RV32I-ILP32-NEXT: call __addsf3
540 ; RV32I-ILP32-NEXT: call __truncsfbf2
541 ; RV32I-ILP32-NEXT: sh a0, 0(s0)
542 ; RV32I-ILP32-NEXT: sh a0, 16(s0)
543 ; RV32I-ILP32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
544 ; RV32I-ILP32-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
545 ; RV32I-ILP32-NEXT: addi sp, sp, 16
546 ; RV32I-ILP32-NEXT: ret
547 ;
548 ; RV64I-LP64-LABEL: bfloat_store:
549 ; RV64I-LP64: # %bb.0:
550 ; RV64I-LP64-NEXT: addi sp, sp, -16
551 ; RV64I-LP64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
552 ; RV64I-LP64-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
553 ; RV64I-LP64-NEXT: mv s0, a0
554 ; RV64I-LP64-NEXT: slliw a0, a1, 16
555 ; RV64I-LP64-NEXT: slliw a1, a2, 16
556 ; RV64I-LP64-NEXT: call __addsf3
557 ; RV64I-LP64-NEXT: call __truncsfbf2
558 ; RV64I-LP64-NEXT: sh a0, 0(s0)
559 ; RV64I-LP64-NEXT: sh a0, 16(s0)
560 ; RV64I-LP64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
561 ; RV64I-LP64-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
562 ; RV64I-LP64-NEXT: addi sp, sp, 16
563 ; RV64I-LP64-NEXT: ret
564 ;
565 ; RV32ID-ILP32-LABEL: bfloat_store:
566 ; RV32ID-ILP32: # %bb.0:
567 ; RV32ID-ILP32-NEXT: addi sp, sp, -16
568 ; RV32ID-ILP32-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
569 ; RV32ID-ILP32-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
570 ; RV32ID-ILP32-NEXT: mv s0, a0
571 ; RV32ID-ILP32-NEXT: slli a2, a2, 16
572 ; RV32ID-ILP32-NEXT: slli a1, a1, 16
573 ; RV32ID-ILP32-NEXT: fmv.w.x fa5, a2
574 ; RV32ID-ILP32-NEXT: fmv.w.x fa4, a1
575 ; RV32ID-ILP32-NEXT: fadd.s fa5, fa4, fa5
576 ; RV32ID-ILP32-NEXT: fmv.x.w a0, fa5
577 ; RV32ID-ILP32-NEXT: call __truncsfbf2
578 ; RV32ID-ILP32-NEXT: sh a0, 0(s0)
579 ; RV32ID-ILP32-NEXT: sh a0, 16(s0)
580 ; RV32ID-ILP32-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
581 ; RV32ID-ILP32-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
582 ; RV32ID-ILP32-NEXT: addi sp, sp, 16
583 ; RV32ID-ILP32-NEXT: ret
584 ;
585 ; RV64ID-LP64-LABEL: bfloat_store:
586 ; RV64ID-LP64: # %bb.0:
587 ; RV64ID-LP64-NEXT: addi sp, sp, -16
588 ; RV64ID-LP64-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
589 ; RV64ID-LP64-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
590 ; RV64ID-LP64-NEXT: mv s0, a0
591 ; RV64ID-LP64-NEXT: slli a2, a2, 16
592 ; RV64ID-LP64-NEXT: slli a1, a1, 16
593 ; RV64ID-LP64-NEXT: fmv.w.x fa5, a2
594 ; RV64ID-LP64-NEXT: fmv.w.x fa4, a1
595 ; RV64ID-LP64-NEXT: fadd.s fa5, fa4, fa5
596 ; RV64ID-LP64-NEXT: fmv.x.w a0, fa5
597 ; RV64ID-LP64-NEXT: call __truncsfbf2
598 ; RV64ID-LP64-NEXT: sh a0, 0(s0)
599 ; RV64ID-LP64-NEXT: sh a0, 16(s0)
600 ; RV64ID-LP64-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
601 ; RV64ID-LP64-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
602 ; RV64ID-LP64-NEXT: addi sp, sp, 16
603 ; RV64ID-LP64-NEXT: ret
604 ;
605 ; RV32ID-ILP32D-LABEL: bfloat_store:
606 ; RV32ID-ILP32D: # %bb.0:
607 ; RV32ID-ILP32D-NEXT: addi sp, sp, -16
608 ; RV32ID-ILP32D-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
609 ; RV32ID-ILP32D-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
610 ; RV32ID-ILP32D-NEXT: mv s0, a0
611 ; RV32ID-ILP32D-NEXT: fmv.x.w a0, fa0
612 ; RV32ID-ILP32D-NEXT: fmv.x.w a1, fa1
613 ; RV32ID-ILP32D-NEXT: slli a1, a1, 16
614 ; RV32ID-ILP32D-NEXT: slli a0, a0, 16
615 ; RV32ID-ILP32D-NEXT: fmv.w.x fa5, a1
616 ; RV32ID-ILP32D-NEXT: fmv.w.x fa4, a0
617 ; RV32ID-ILP32D-NEXT: fadd.s fa0, fa4, fa5
618 ; RV32ID-ILP32D-NEXT: call __truncsfbf2
619 ; RV32ID-ILP32D-NEXT: fmv.x.w a0, fa0
620 ; RV32ID-ILP32D-NEXT: sh a0, 0(s0)
621 ; RV32ID-ILP32D-NEXT: sh a0, 16(s0)
622 ; RV32ID-ILP32D-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
623 ; RV32ID-ILP32D-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
624 ; RV32ID-ILP32D-NEXT: addi sp, sp, 16
625 ; RV32ID-ILP32D-NEXT: ret
626 ;
627 ; RV64ID-LP64D-LABEL: bfloat_store:
628 ; RV64ID-LP64D: # %bb.0:
629 ; RV64ID-LP64D-NEXT: addi sp, sp, -16
630 ; RV64ID-LP64D-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
631 ; RV64ID-LP64D-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
632 ; RV64ID-LP64D-NEXT: mv s0, a0
633 ; RV64ID-LP64D-NEXT: fmv.x.w a0, fa0
634 ; RV64ID-LP64D-NEXT: fmv.x.w a1, fa1
635 ; RV64ID-LP64D-NEXT: slli a1, a1, 16
636 ; RV64ID-LP64D-NEXT: slli a0, a0, 16
637 ; RV64ID-LP64D-NEXT: fmv.w.x fa5, a1
638 ; RV64ID-LP64D-NEXT: fmv.w.x fa4, a0
639 ; RV64ID-LP64D-NEXT: fadd.s fa0, fa4, fa5
640 ; RV64ID-LP64D-NEXT: call __truncsfbf2
641 ; RV64ID-LP64D-NEXT: fmv.x.w a0, fa0
642 ; RV64ID-LP64D-NEXT: sh a0, 0(s0)
643 ; RV64ID-LP64D-NEXT: sh a0, 16(s0)
644 ; RV64ID-LP64D-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
645 ; RV64ID-LP64D-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
646 ; RV64ID-LP64D-NEXT: addi sp, sp, 16
647 ; RV64ID-LP64D-NEXT: ret
648 %1 = fadd bfloat %b, %c
649 store bfloat %1, ptr %a
650 %2 = getelementptr bfloat, ptr %a, i32 8
651 store bfloat %1, ptr %2
652 ret void
653 }