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1 /*
2  * Copyright 2016 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * on the rights to use, copy, modify, merge, publish, distribute, sub
8  * license, and/or sell copies of the Software, and to permit persons to whom
9  * the Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
22  */
23 
24 #include "si_shader_internal.h"
25 #include "gallivm/lp_bld_const.h"
26 #include "gallivm/lp_bld_intr.h"
27 #include "gallivm/lp_bld_gather.h"
28 #include "tgsi/tgsi_parse.h"
29 
kill_if_fetch_args(struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)30 static void kill_if_fetch_args(struct lp_build_tgsi_context *bld_base,
31 			       struct lp_build_emit_data *emit_data)
32 {
33 	const struct tgsi_full_instruction *inst = emit_data->inst;
34 	struct gallivm_state *gallivm = bld_base->base.gallivm;
35 	LLVMBuilderRef builder = gallivm->builder;
36 	unsigned i;
37 	LLVMValueRef conds[TGSI_NUM_CHANNELS];
38 
39 	for (i = 0; i < TGSI_NUM_CHANNELS; i++) {
40 		LLVMValueRef value = lp_build_emit_fetch(bld_base, inst, 0, i);
41 		conds[i] = LLVMBuildFCmp(builder, LLVMRealOLT, value,
42 					bld_base->base.zero, "");
43 	}
44 
45 	/* Or the conditions together */
46 	for (i = TGSI_NUM_CHANNELS - 1; i > 0; i--) {
47 		conds[i - 1] = LLVMBuildOr(builder, conds[i], conds[i - 1], "");
48 	}
49 
50 	emit_data->dst_type = LLVMVoidTypeInContext(gallivm->context);
51 	emit_data->arg_count = 1;
52 	emit_data->args[0] = LLVMBuildSelect(builder, conds[0],
53 					lp_build_const_float(gallivm, -1.0f),
54 					bld_base->base.zero, "");
55 }
56 
kil_emit(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)57 static void kil_emit(const struct lp_build_tgsi_action *action,
58 		     struct lp_build_tgsi_context *bld_base,
59 		     struct lp_build_emit_data *emit_data)
60 {
61 	unsigned i;
62 	for (i = 0; i < emit_data->arg_count; i++) {
63 		emit_data->output[i] = lp_build_intrinsic_unary(
64 			bld_base->base.gallivm->builder,
65 			action->intr_name,
66 			emit_data->dst_type, emit_data->args[i]);
67 	}
68 }
69 
emit_icmp(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)70 static void emit_icmp(const struct lp_build_tgsi_action *action,
71 		      struct lp_build_tgsi_context *bld_base,
72 		      struct lp_build_emit_data *emit_data)
73 {
74 	unsigned pred;
75 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
76 	LLVMContextRef context = bld_base->base.gallivm->context;
77 
78 	switch (emit_data->inst->Instruction.Opcode) {
79 	case TGSI_OPCODE_USEQ:
80 	case TGSI_OPCODE_U64SEQ: pred = LLVMIntEQ; break;
81 	case TGSI_OPCODE_USNE:
82 	case TGSI_OPCODE_U64SNE: pred = LLVMIntNE; break;
83 	case TGSI_OPCODE_USGE:
84 	case TGSI_OPCODE_U64SGE: pred = LLVMIntUGE; break;
85 	case TGSI_OPCODE_USLT:
86 	case TGSI_OPCODE_U64SLT: pred = LLVMIntULT; break;
87 	case TGSI_OPCODE_ISGE:
88 	case TGSI_OPCODE_I64SGE: pred = LLVMIntSGE; break;
89 	case TGSI_OPCODE_ISLT:
90 	case TGSI_OPCODE_I64SLT: pred = LLVMIntSLT; break;
91 	default:
92 		assert(!"unknown instruction");
93 		pred = 0;
94 		break;
95 	}
96 
97 	LLVMValueRef v = LLVMBuildICmp(builder, pred,
98 			emit_data->args[0], emit_data->args[1],"");
99 
100 	v = LLVMBuildSExtOrBitCast(builder, v,
101 			LLVMInt32TypeInContext(context), "");
102 
103 	emit_data->output[emit_data->chan] = v;
104 }
105 
emit_ucmp(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)106 static void emit_ucmp(const struct lp_build_tgsi_action *action,
107 		      struct lp_build_tgsi_context *bld_base,
108 		      struct lp_build_emit_data *emit_data)
109 {
110 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
111 
112 	LLVMValueRef arg0 = LLVMBuildBitCast(builder, emit_data->args[0],
113 					     bld_base->uint_bld.elem_type, "");
114 
115 	LLVMValueRef v = LLVMBuildICmp(builder, LLVMIntNE, arg0,
116 				       bld_base->uint_bld.zero, "");
117 
118 	emit_data->output[emit_data->chan] =
119 		LLVMBuildSelect(builder, v, emit_data->args[1], emit_data->args[2], "");
120 }
121 
emit_cmp(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)122 static void emit_cmp(const struct lp_build_tgsi_action *action,
123 		     struct lp_build_tgsi_context *bld_base,
124 		     struct lp_build_emit_data *emit_data)
125 {
126 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
127 	LLVMValueRef cond, *args = emit_data->args;
128 
129 	cond = LLVMBuildFCmp(builder, LLVMRealOLT, args[0],
130 			     bld_base->base.zero, "");
131 
132 	emit_data->output[emit_data->chan] =
133 		LLVMBuildSelect(builder, cond, args[1], args[2], "");
134 }
135 
emit_set_cond(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)136 static void emit_set_cond(const struct lp_build_tgsi_action *action,
137 			  struct lp_build_tgsi_context *bld_base,
138 			  struct lp_build_emit_data *emit_data)
139 {
140 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
141 	LLVMRealPredicate pred;
142 	LLVMValueRef cond;
143 
144 	/* Use ordered for everything but NE (which is usual for
145 	 * float comparisons)
146 	 */
147 	switch (emit_data->inst->Instruction.Opcode) {
148 	case TGSI_OPCODE_SGE: pred = LLVMRealOGE; break;
149 	case TGSI_OPCODE_SEQ: pred = LLVMRealOEQ; break;
150 	case TGSI_OPCODE_SLE: pred = LLVMRealOLE; break;
151 	case TGSI_OPCODE_SLT: pred = LLVMRealOLT; break;
152 	case TGSI_OPCODE_SNE: pred = LLVMRealUNE; break;
153 	case TGSI_OPCODE_SGT: pred = LLVMRealOGT; break;
154 	default: assert(!"unknown instruction"); pred = 0; break;
155 	}
156 
157 	cond = LLVMBuildFCmp(builder,
158 		pred, emit_data->args[0], emit_data->args[1], "");
159 
160 	emit_data->output[emit_data->chan] = LLVMBuildSelect(builder,
161 		cond, bld_base->base.one, bld_base->base.zero, "");
162 }
163 
emit_fcmp(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)164 static void emit_fcmp(const struct lp_build_tgsi_action *action,
165 		      struct lp_build_tgsi_context *bld_base,
166 		      struct lp_build_emit_data *emit_data)
167 {
168 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
169 	LLVMContextRef context = bld_base->base.gallivm->context;
170 	LLVMRealPredicate pred;
171 
172 	/* Use ordered for everything but NE (which is usual for
173 	 * float comparisons)
174 	 */
175 	switch (emit_data->inst->Instruction.Opcode) {
176 	case TGSI_OPCODE_FSEQ: pred = LLVMRealOEQ; break;
177 	case TGSI_OPCODE_FSGE: pred = LLVMRealOGE; break;
178 	case TGSI_OPCODE_FSLT: pred = LLVMRealOLT; break;
179 	case TGSI_OPCODE_FSNE: pred = LLVMRealUNE; break;
180 	default: assert(!"unknown instruction"); pred = 0; break;
181 	}
182 
183 	LLVMValueRef v = LLVMBuildFCmp(builder, pred,
184 			emit_data->args[0], emit_data->args[1],"");
185 
186 	v = LLVMBuildSExtOrBitCast(builder, v,
187 			LLVMInt32TypeInContext(context), "");
188 
189 	emit_data->output[emit_data->chan] = v;
190 }
191 
emit_dcmp(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)192 static void emit_dcmp(const struct lp_build_tgsi_action *action,
193 		      struct lp_build_tgsi_context *bld_base,
194 		      struct lp_build_emit_data *emit_data)
195 {
196 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
197 	LLVMContextRef context = bld_base->base.gallivm->context;
198 	LLVMRealPredicate pred;
199 
200 	/* Use ordered for everything but NE (which is usual for
201 	 * float comparisons)
202 	 */
203 	switch (emit_data->inst->Instruction.Opcode) {
204 	case TGSI_OPCODE_DSEQ: pred = LLVMRealOEQ; break;
205 	case TGSI_OPCODE_DSGE: pred = LLVMRealOGE; break;
206 	case TGSI_OPCODE_DSLT: pred = LLVMRealOLT; break;
207 	case TGSI_OPCODE_DSNE: pred = LLVMRealUNE; break;
208 	default: assert(!"unknown instruction"); pred = 0; break;
209 	}
210 
211 	LLVMValueRef v = LLVMBuildFCmp(builder, pred,
212 			emit_data->args[0], emit_data->args[1],"");
213 
214 	v = LLVMBuildSExtOrBitCast(builder, v,
215 			LLVMInt32TypeInContext(context), "");
216 
217 	emit_data->output[emit_data->chan] = v;
218 }
219 
emit_not(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)220 static void emit_not(const struct lp_build_tgsi_action *action,
221 		     struct lp_build_tgsi_context *bld_base,
222 		     struct lp_build_emit_data *emit_data)
223 {
224 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
225 	LLVMValueRef v = bitcast(bld_base, TGSI_TYPE_UNSIGNED,
226 			emit_data->args[0]);
227 	emit_data->output[emit_data->chan] = LLVMBuildNot(builder, v, "");
228 }
229 
emit_arl(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)230 static void emit_arl(const struct lp_build_tgsi_action *action,
231 		     struct lp_build_tgsi_context *bld_base,
232 		     struct lp_build_emit_data *emit_data)
233 {
234 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
235 	LLVMValueRef floor_index =  lp_build_emit_llvm_unary(bld_base, TGSI_OPCODE_FLR, emit_data->args[0]);
236 	emit_data->output[emit_data->chan] = LLVMBuildFPToSI(builder,
237 			floor_index, bld_base->base.int_elem_type , "");
238 }
239 
emit_and(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)240 static void emit_and(const struct lp_build_tgsi_action *action,
241 		     struct lp_build_tgsi_context *bld_base,
242 		     struct lp_build_emit_data *emit_data)
243 {
244 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
245 	emit_data->output[emit_data->chan] = LLVMBuildAnd(builder,
246 			emit_data->args[0], emit_data->args[1], "");
247 }
248 
emit_or(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)249 static void emit_or(const struct lp_build_tgsi_action *action,
250 		    struct lp_build_tgsi_context *bld_base,
251 		    struct lp_build_emit_data *emit_data)
252 {
253 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
254 	emit_data->output[emit_data->chan] = LLVMBuildOr(builder,
255 			emit_data->args[0], emit_data->args[1], "");
256 }
257 
emit_uadd(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)258 static void emit_uadd(const struct lp_build_tgsi_action *action,
259 		      struct lp_build_tgsi_context *bld_base,
260 		      struct lp_build_emit_data *emit_data)
261 {
262 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
263 	emit_data->output[emit_data->chan] = LLVMBuildAdd(builder,
264 			emit_data->args[0], emit_data->args[1], "");
265 }
266 
emit_udiv(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)267 static void emit_udiv(const struct lp_build_tgsi_action *action,
268 		      struct lp_build_tgsi_context *bld_base,
269 		      struct lp_build_emit_data *emit_data)
270 {
271 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
272 	emit_data->output[emit_data->chan] = LLVMBuildUDiv(builder,
273 			emit_data->args[0], emit_data->args[1], "");
274 }
275 
emit_idiv(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)276 static void emit_idiv(const struct lp_build_tgsi_action *action,
277 		      struct lp_build_tgsi_context *bld_base,
278 		      struct lp_build_emit_data *emit_data)
279 {
280 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
281 	emit_data->output[emit_data->chan] = LLVMBuildSDiv(builder,
282 			emit_data->args[0], emit_data->args[1], "");
283 }
284 
emit_mod(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)285 static void emit_mod(const struct lp_build_tgsi_action *action,
286 		     struct lp_build_tgsi_context *bld_base,
287 		     struct lp_build_emit_data *emit_data)
288 {
289 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
290 	emit_data->output[emit_data->chan] = LLVMBuildSRem(builder,
291 			emit_data->args[0], emit_data->args[1], "");
292 }
293 
emit_umod(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)294 static void emit_umod(const struct lp_build_tgsi_action *action,
295 		      struct lp_build_tgsi_context *bld_base,
296 		      struct lp_build_emit_data *emit_data)
297 {
298 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
299 	emit_data->output[emit_data->chan] = LLVMBuildURem(builder,
300 			emit_data->args[0], emit_data->args[1], "");
301 }
302 
emit_shl(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)303 static void emit_shl(const struct lp_build_tgsi_action *action,
304 		     struct lp_build_tgsi_context *bld_base,
305 		     struct lp_build_emit_data *emit_data)
306 {
307 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
308 	emit_data->output[emit_data->chan] = LLVMBuildShl(builder,
309 			emit_data->args[0], emit_data->args[1], "");
310 }
311 
emit_ushr(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)312 static void emit_ushr(const struct lp_build_tgsi_action *action,
313 		      struct lp_build_tgsi_context *bld_base,
314 		      struct lp_build_emit_data *emit_data)
315 {
316 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
317 	emit_data->output[emit_data->chan] = LLVMBuildLShr(builder,
318 			emit_data->args[0], emit_data->args[1], "");
319 }
emit_ishr(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)320 static void emit_ishr(const struct lp_build_tgsi_action *action,
321 		      struct lp_build_tgsi_context *bld_base,
322 		      struct lp_build_emit_data *emit_data)
323 {
324 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
325 	emit_data->output[emit_data->chan] = LLVMBuildAShr(builder,
326 			emit_data->args[0], emit_data->args[1], "");
327 }
328 
emit_xor(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)329 static void emit_xor(const struct lp_build_tgsi_action *action,
330 		     struct lp_build_tgsi_context *bld_base,
331 		     struct lp_build_emit_data *emit_data)
332 {
333 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
334 	emit_data->output[emit_data->chan] = LLVMBuildXor(builder,
335 			emit_data->args[0], emit_data->args[1], "");
336 }
337 
emit_ssg(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)338 static void emit_ssg(const struct lp_build_tgsi_action *action,
339 		     struct lp_build_tgsi_context *bld_base,
340 		     struct lp_build_emit_data *emit_data)
341 {
342 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
343 
344 	LLVMValueRef cmp, val;
345 
346 	if (emit_data->inst->Instruction.Opcode == TGSI_OPCODE_I64SSG) {
347 		cmp = LLVMBuildICmp(builder, LLVMIntSGT, emit_data->args[0], bld_base->int64_bld.zero, "");
348 		val = LLVMBuildSelect(builder, cmp, bld_base->int64_bld.one, emit_data->args[0], "");
349 		cmp = LLVMBuildICmp(builder, LLVMIntSGE, val, bld_base->int64_bld.zero, "");
350 		val = LLVMBuildSelect(builder, cmp, val, LLVMConstInt(bld_base->int64_bld.elem_type, -1, true), "");
351 	} else if (emit_data->inst->Instruction.Opcode == TGSI_OPCODE_ISSG) {
352 		cmp = LLVMBuildICmp(builder, LLVMIntSGT, emit_data->args[0], bld_base->int_bld.zero, "");
353 		val = LLVMBuildSelect(builder, cmp, bld_base->int_bld.one, emit_data->args[0], "");
354 		cmp = LLVMBuildICmp(builder, LLVMIntSGE, val, bld_base->int_bld.zero, "");
355 		val = LLVMBuildSelect(builder, cmp, val, LLVMConstInt(bld_base->int_bld.elem_type, -1, true), "");
356 	} else { // float SSG
357 		cmp = LLVMBuildFCmp(builder, LLVMRealOGT, emit_data->args[0], bld_base->base.zero, "");
358 		val = LLVMBuildSelect(builder, cmp, bld_base->base.one, emit_data->args[0], "");
359 		cmp = LLVMBuildFCmp(builder, LLVMRealOGE, val, bld_base->base.zero, "");
360 		val = LLVMBuildSelect(builder, cmp, val, LLVMConstReal(bld_base->base.elem_type, -1), "");
361 	}
362 
363 	emit_data->output[emit_data->chan] = val;
364 }
365 
emit_ineg(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)366 static void emit_ineg(const struct lp_build_tgsi_action *action,
367 		      struct lp_build_tgsi_context *bld_base,
368 		      struct lp_build_emit_data *emit_data)
369 {
370 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
371 	emit_data->output[emit_data->chan] = LLVMBuildNeg(builder,
372 			emit_data->args[0], "");
373 }
374 
emit_dneg(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)375 static void emit_dneg(const struct lp_build_tgsi_action *action,
376 		      struct lp_build_tgsi_context *bld_base,
377 		      struct lp_build_emit_data *emit_data)
378 {
379 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
380 	emit_data->output[emit_data->chan] = LLVMBuildFNeg(builder,
381 			emit_data->args[0], "");
382 }
383 
emit_frac(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)384 static void emit_frac(const struct lp_build_tgsi_action *action,
385 		      struct lp_build_tgsi_context *bld_base,
386 		      struct lp_build_emit_data *emit_data)
387 {
388 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
389 	char *intr;
390 
391 	if (emit_data->info->opcode == TGSI_OPCODE_FRC)
392 		intr = "llvm.floor.f32";
393 	else if (emit_data->info->opcode == TGSI_OPCODE_DFRAC)
394 		intr = "llvm.floor.f64";
395 	else {
396 		assert(0);
397 		return;
398 	}
399 
400 	LLVMValueRef floor = lp_build_intrinsic(builder, intr, emit_data->dst_type,
401 						&emit_data->args[0], 1,
402 						LP_FUNC_ATTR_READNONE);
403 	emit_data->output[emit_data->chan] = LLVMBuildFSub(builder,
404 			emit_data->args[0], floor, "");
405 }
406 
emit_f2i(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)407 static void emit_f2i(const struct lp_build_tgsi_action *action,
408 		     struct lp_build_tgsi_context *bld_base,
409 		     struct lp_build_emit_data *emit_data)
410 {
411 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
412 	emit_data->output[emit_data->chan] = LLVMBuildFPToSI(builder,
413 			emit_data->args[0], bld_base->int_bld.elem_type, "");
414 }
415 
emit_f2u(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)416 static void emit_f2u(const struct lp_build_tgsi_action *action,
417 		     struct lp_build_tgsi_context *bld_base,
418 		     struct lp_build_emit_data *emit_data)
419 {
420 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
421 	emit_data->output[emit_data->chan] = LLVMBuildFPToUI(builder,
422 			emit_data->args[0], bld_base->uint_bld.elem_type, "");
423 }
424 
emit_i2f(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)425 static void emit_i2f(const struct lp_build_tgsi_action *action,
426 		     struct lp_build_tgsi_context *bld_base,
427 		     struct lp_build_emit_data *emit_data)
428 {
429 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
430 	emit_data->output[emit_data->chan] = LLVMBuildSIToFP(builder,
431 			emit_data->args[0], bld_base->base.elem_type, "");
432 }
433 
emit_u2f(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)434 static void emit_u2f(const struct lp_build_tgsi_action *action,
435 		     struct lp_build_tgsi_context *bld_base,
436 		     struct lp_build_emit_data *emit_data)
437 {
438 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
439 	emit_data->output[emit_data->chan] = LLVMBuildUIToFP(builder,
440 			emit_data->args[0], bld_base->base.elem_type, "");
441 }
442 
443 static void
build_tgsi_intrinsic_nomem(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)444 build_tgsi_intrinsic_nomem(const struct lp_build_tgsi_action *action,
445 			   struct lp_build_tgsi_context *bld_base,
446 			   struct lp_build_emit_data *emit_data)
447 {
448 	struct lp_build_context *base = &bld_base->base;
449 	emit_data->output[emit_data->chan] =
450 		lp_build_intrinsic(base->gallivm->builder, action->intr_name,
451 				   emit_data->dst_type, emit_data->args,
452 				   emit_data->arg_count, LP_FUNC_ATTR_READNONE);
453 }
454 
emit_bfi(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)455 static void emit_bfi(const struct lp_build_tgsi_action *action,
456 		     struct lp_build_tgsi_context *bld_base,
457 		     struct lp_build_emit_data *emit_data)
458 {
459 	struct gallivm_state *gallivm = bld_base->base.gallivm;
460 	LLVMBuilderRef builder = gallivm->builder;
461 	LLVMValueRef bfi_args[3];
462 	LLVMValueRef bfi_sm5;
463 	LLVMValueRef cond;
464 
465 	// Calculate the bitmask: (((1 << src3) - 1) << src2
466 	bfi_args[0] = LLVMBuildShl(builder,
467 				   LLVMBuildSub(builder,
468 						LLVMBuildShl(builder,
469 							     bld_base->int_bld.one,
470 							     emit_data->args[3], ""),
471 						bld_base->int_bld.one, ""),
472 				   emit_data->args[2], "");
473 
474 	bfi_args[1] = LLVMBuildShl(builder, emit_data->args[1],
475 				   emit_data->args[2], "");
476 
477 	bfi_args[2] = emit_data->args[0];
478 
479 	/* Calculate:
480 	 *   (arg0 & arg1) | (~arg0 & arg2) = arg2 ^ (arg0 & (arg1 ^ arg2)
481 	 * Use the right-hand side, which the LLVM backend can convert to V_BFI.
482 	 */
483 	bfi_sm5 =
484 		LLVMBuildXor(builder, bfi_args[2],
485 			LLVMBuildAnd(builder, bfi_args[0],
486 				LLVMBuildXor(builder, bfi_args[1], bfi_args[2],
487 					     ""), ""), "");
488 
489 	/* Since shifts of >= 32 bits are undefined in LLVM IR, the backend
490 	 * uses the convenient V_BFI lowering for the above, which follows SM5
491 	 * and disagrees with GLSL semantics when bits (src3) is 32.
492 	 */
493 	cond = LLVMBuildICmp(builder, LLVMIntUGE, emit_data->args[3],
494 			     lp_build_const_int32(gallivm, 32), "");
495 	emit_data->output[emit_data->chan] =
496 		LLVMBuildSelect(builder, cond, emit_data->args[1], bfi_sm5, "");
497 }
498 
emit_bfe(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)499 static void emit_bfe(const struct lp_build_tgsi_action *action,
500 		     struct lp_build_tgsi_context *bld_base,
501 		     struct lp_build_emit_data *emit_data)
502 {
503 	struct gallivm_state *gallivm = bld_base->base.gallivm;
504 	LLVMBuilderRef builder = gallivm->builder;
505 	LLVMValueRef bfe_sm5;
506 	LLVMValueRef cond;
507 
508 	bfe_sm5 = lp_build_intrinsic(builder, action->intr_name,
509 				     emit_data->dst_type, emit_data->args,
510 				     emit_data->arg_count, LP_FUNC_ATTR_READNONE);
511 
512 	/* Correct for GLSL semantics. */
513 	cond = LLVMBuildICmp(builder, LLVMIntUGE, emit_data->args[2],
514 			     lp_build_const_int32(gallivm, 32), "");
515 	emit_data->output[emit_data->chan] =
516 		LLVMBuildSelect(builder, cond, emit_data->args[0], bfe_sm5, "");
517 }
518 
519 /* this is ffs in C */
emit_lsb(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)520 static void emit_lsb(const struct lp_build_tgsi_action *action,
521 		     struct lp_build_tgsi_context *bld_base,
522 		     struct lp_build_emit_data *emit_data)
523 {
524 	struct gallivm_state *gallivm = bld_base->base.gallivm;
525 	LLVMBuilderRef builder = gallivm->builder;
526 	LLVMValueRef args[2] = {
527 		emit_data->args[0],
528 
529 		/* The value of 1 means that ffs(x=0) = undef, so LLVM won't
530 		 * add special code to check for x=0. The reason is that
531 		 * the LLVM behavior for x=0 is different from what we
532 		 * need here. However, LLVM also assumes that ffs(x) is
533 		 * in [0, 31], but GLSL expects that ffs(0) = -1, so
534 		 * a conditional assignment to handle 0 is still required.
535 		 */
536 		LLVMConstInt(LLVMInt1TypeInContext(gallivm->context), 1, 0)
537 	};
538 
539 	LLVMValueRef lsb =
540 		lp_build_intrinsic(gallivm->builder, "llvm.cttz.i32",
541 				emit_data->dst_type, args, ARRAY_SIZE(args),
542 				LP_FUNC_ATTR_READNONE);
543 
544 	/* TODO: We need an intrinsic to skip this conditional. */
545 	/* Check for zero: */
546 	emit_data->output[emit_data->chan] =
547 		LLVMBuildSelect(builder,
548 				LLVMBuildICmp(builder, LLVMIntEQ, args[0],
549 					      bld_base->uint_bld.zero, ""),
550 				lp_build_const_int32(gallivm, -1), lsb, "");
551 }
552 
553 /* Find the last bit set. */
emit_umsb(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)554 static void emit_umsb(const struct lp_build_tgsi_action *action,
555 		      struct lp_build_tgsi_context *bld_base,
556 		      struct lp_build_emit_data *emit_data)
557 {
558 	struct gallivm_state *gallivm = bld_base->base.gallivm;
559 	LLVMBuilderRef builder = gallivm->builder;
560 	LLVMValueRef args[2] = {
561 		emit_data->args[0],
562 		/* Don't generate code for handling zero: */
563 		LLVMConstInt(LLVMInt1TypeInContext(gallivm->context), 1, 0)
564 	};
565 
566 	LLVMValueRef msb =
567 		lp_build_intrinsic(builder, "llvm.ctlz.i32",
568 				emit_data->dst_type, args, ARRAY_SIZE(args),
569 				LP_FUNC_ATTR_READNONE);
570 
571 	/* The HW returns the last bit index from MSB, but TGSI wants
572 	 * the index from LSB. Invert it by doing "31 - msb". */
573 	msb = LLVMBuildSub(builder, lp_build_const_int32(gallivm, 31),
574 			   msb, "");
575 
576 	/* Check for zero: */
577 	emit_data->output[emit_data->chan] =
578 		LLVMBuildSelect(builder,
579 				LLVMBuildICmp(builder, LLVMIntEQ, args[0],
580 					      bld_base->uint_bld.zero, ""),
581 				lp_build_const_int32(gallivm, -1), msb, "");
582 }
583 
584 /* Find the last bit opposite of the sign bit. */
emit_imsb(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)585 static void emit_imsb(const struct lp_build_tgsi_action *action,
586 		      struct lp_build_tgsi_context *bld_base,
587 		      struct lp_build_emit_data *emit_data)
588 {
589 	struct gallivm_state *gallivm = bld_base->base.gallivm;
590 	LLVMBuilderRef builder = gallivm->builder;
591 	LLVMValueRef arg = emit_data->args[0];
592 
593 	LLVMValueRef msb =
594 		lp_build_intrinsic(builder, "llvm.AMDGPU.flbit.i32",
595 				emit_data->dst_type, &arg, 1,
596 				LP_FUNC_ATTR_READNONE);
597 
598 	/* The HW returns the last bit index from MSB, but TGSI wants
599 	 * the index from LSB. Invert it by doing "31 - msb". */
600 	msb = LLVMBuildSub(builder, lp_build_const_int32(gallivm, 31),
601 			   msb, "");
602 
603 	/* If arg == 0 || arg == -1 (0xffffffff), return -1. */
604 	LLVMValueRef all_ones = lp_build_const_int32(gallivm, -1);
605 
606 	LLVMValueRef cond =
607 		LLVMBuildOr(builder,
608 			    LLVMBuildICmp(builder, LLVMIntEQ, arg,
609 					  bld_base->uint_bld.zero, ""),
610 			    LLVMBuildICmp(builder, LLVMIntEQ, arg,
611 					  all_ones, ""), "");
612 
613 	emit_data->output[emit_data->chan] =
614 		LLVMBuildSelect(builder, cond, all_ones, msb, "");
615 }
616 
emit_iabs(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)617 static void emit_iabs(const struct lp_build_tgsi_action *action,
618 		      struct lp_build_tgsi_context *bld_base,
619 		      struct lp_build_emit_data *emit_data)
620 {
621 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
622 
623 	emit_data->output[emit_data->chan] =
624 		lp_build_emit_llvm_binary(bld_base, TGSI_OPCODE_IMAX,
625 					  emit_data->args[0],
626 					  LLVMBuildNeg(builder,
627 						       emit_data->args[0], ""));
628 }
629 
emit_minmax_int(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)630 static void emit_minmax_int(const struct lp_build_tgsi_action *action,
631 			    struct lp_build_tgsi_context *bld_base,
632 			    struct lp_build_emit_data *emit_data)
633 {
634 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
635 	LLVMIntPredicate op;
636 
637 	switch (emit_data->info->opcode) {
638 	default:
639 		assert(0);
640 	case TGSI_OPCODE_IMAX:
641 	case TGSI_OPCODE_I64MAX:
642 		op = LLVMIntSGT;
643 		break;
644 	case TGSI_OPCODE_IMIN:
645 	case TGSI_OPCODE_I64MIN:
646 		op = LLVMIntSLT;
647 		break;
648 	case TGSI_OPCODE_UMAX:
649 	case TGSI_OPCODE_U64MAX:
650 		op = LLVMIntUGT;
651 		break;
652 	case TGSI_OPCODE_UMIN:
653 	case TGSI_OPCODE_U64MIN:
654 		op = LLVMIntULT;
655 		break;
656 	}
657 
658 	emit_data->output[emit_data->chan] =
659 		LLVMBuildSelect(builder,
660 				LLVMBuildICmp(builder, op, emit_data->args[0],
661 					      emit_data->args[1], ""),
662 				emit_data->args[0],
663 				emit_data->args[1], "");
664 }
665 
pk2h_fetch_args(struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)666 static void pk2h_fetch_args(struct lp_build_tgsi_context *bld_base,
667 			    struct lp_build_emit_data *emit_data)
668 {
669 	emit_data->args[0] = lp_build_emit_fetch(bld_base, emit_data->inst,
670 						 0, TGSI_CHAN_X);
671 	emit_data->args[1] = lp_build_emit_fetch(bld_base, emit_data->inst,
672 						 0, TGSI_CHAN_Y);
673 }
674 
emit_pk2h(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)675 static void emit_pk2h(const struct lp_build_tgsi_action *action,
676 		      struct lp_build_tgsi_context *bld_base,
677 		      struct lp_build_emit_data *emit_data)
678 {
679 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
680 	LLVMContextRef context = bld_base->base.gallivm->context;
681 	struct lp_build_context *uint_bld = &bld_base->uint_bld;
682 	LLVMTypeRef fp16, i16;
683 	LLVMValueRef const16, comp[2];
684 	unsigned i;
685 
686 	fp16 = LLVMHalfTypeInContext(context);
687 	i16 = LLVMInt16TypeInContext(context);
688 	const16 = lp_build_const_int32(uint_bld->gallivm, 16);
689 
690 	for (i = 0; i < 2; i++) {
691 		comp[i] = LLVMBuildFPTrunc(builder, emit_data->args[i], fp16, "");
692 		comp[i] = LLVMBuildBitCast(builder, comp[i], i16, "");
693 		comp[i] = LLVMBuildZExt(builder, comp[i], uint_bld->elem_type, "");
694 	}
695 
696 	comp[1] = LLVMBuildShl(builder, comp[1], const16, "");
697 	comp[0] = LLVMBuildOr(builder, comp[0], comp[1], "");
698 
699 	emit_data->output[emit_data->chan] = comp[0];
700 }
701 
up2h_fetch_args(struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)702 static void up2h_fetch_args(struct lp_build_tgsi_context *bld_base,
703 			    struct lp_build_emit_data *emit_data)
704 {
705 	emit_data->args[0] = lp_build_emit_fetch(bld_base, emit_data->inst,
706 						 0, TGSI_CHAN_X);
707 }
708 
emit_up2h(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)709 static void emit_up2h(const struct lp_build_tgsi_action *action,
710 		      struct lp_build_tgsi_context *bld_base,
711 		      struct lp_build_emit_data *emit_data)
712 {
713 	LLVMBuilderRef builder = bld_base->base.gallivm->builder;
714 	LLVMContextRef context = bld_base->base.gallivm->context;
715 	struct lp_build_context *uint_bld = &bld_base->uint_bld;
716 	LLVMTypeRef fp16, i16;
717 	LLVMValueRef const16, input, val;
718 	unsigned i;
719 
720 	fp16 = LLVMHalfTypeInContext(context);
721 	i16 = LLVMInt16TypeInContext(context);
722 	const16 = lp_build_const_int32(uint_bld->gallivm, 16);
723 	input = emit_data->args[0];
724 
725 	for (i = 0; i < 2; i++) {
726 		val = i == 1 ? LLVMBuildLShr(builder, input, const16, "") : input;
727 		val = LLVMBuildTrunc(builder, val, i16, "");
728 		val = LLVMBuildBitCast(builder, val, fp16, "");
729 		emit_data->output[i] =
730 			LLVMBuildFPExt(builder, val, bld_base->base.elem_type, "");
731 	}
732 }
733 
emit_fdiv(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)734 static void emit_fdiv(const struct lp_build_tgsi_action *action,
735 		      struct lp_build_tgsi_context *bld_base,
736 		      struct lp_build_emit_data *emit_data)
737 {
738 	struct si_shader_context *ctx = si_shader_context(bld_base);
739 
740 	emit_data->output[emit_data->chan] =
741 		LLVMBuildFDiv(bld_base->base.gallivm->builder,
742 			      emit_data->args[0], emit_data->args[1], "");
743 
744 	/* Use v_rcp_f32 instead of precise division. */
745 	if (HAVE_LLVM >= 0x0309 &&
746 	    !LLVMIsConstant(emit_data->output[emit_data->chan]))
747 		LLVMSetMetadata(emit_data->output[emit_data->chan],
748 				ctx->fpmath_md_kind, ctx->fpmath_md_2p5_ulp);
749 }
750 
751 /* 1/sqrt is translated to rsq for f32 if fp32 denormals are not enabled in
752  * the target machine. f64 needs global unsafe math flags to get rsq. */
emit_rsq(const struct lp_build_tgsi_action * action,struct lp_build_tgsi_context * bld_base,struct lp_build_emit_data * emit_data)753 static void emit_rsq(const struct lp_build_tgsi_action *action,
754 		     struct lp_build_tgsi_context *bld_base,
755 		     struct lp_build_emit_data *emit_data)
756 {
757 	LLVMValueRef sqrt =
758 		lp_build_emit_llvm_unary(bld_base, TGSI_OPCODE_SQRT,
759 					 emit_data->args[0]);
760 
761 	emit_data->output[emit_data->chan] =
762 		lp_build_emit_llvm_binary(bld_base, TGSI_OPCODE_DIV,
763 					  bld_base->base.one, sqrt);
764 }
765 
si_shader_context_init_alu(struct lp_build_tgsi_context * bld_base)766 void si_shader_context_init_alu(struct lp_build_tgsi_context *bld_base)
767 {
768 	lp_set_default_actions(bld_base);
769 
770 	bld_base->op_actions[TGSI_OPCODE_AND].emit = emit_and;
771 	bld_base->op_actions[TGSI_OPCODE_ARL].emit = emit_arl;
772 	bld_base->op_actions[TGSI_OPCODE_BFI].emit = emit_bfi;
773 	bld_base->op_actions[TGSI_OPCODE_BREV].emit = build_tgsi_intrinsic_nomem;
774 	bld_base->op_actions[TGSI_OPCODE_BREV].intr_name =
775 		HAVE_LLVM >= 0x0308 ? "llvm.bitreverse.i32" : "llvm.AMDGPU.brev";
776 	bld_base->op_actions[TGSI_OPCODE_CEIL].emit = build_tgsi_intrinsic_nomem;
777 	bld_base->op_actions[TGSI_OPCODE_CEIL].intr_name = "llvm.ceil.f32";
778 	bld_base->op_actions[TGSI_OPCODE_CLAMP].emit = build_tgsi_intrinsic_nomem;
779 	bld_base->op_actions[TGSI_OPCODE_CLAMP].intr_name =
780 		HAVE_LLVM >= 0x0308 ? "llvm.AMDGPU.clamp." : "llvm.AMDIL.clamp.";
781 	bld_base->op_actions[TGSI_OPCODE_CMP].emit = emit_cmp;
782 	bld_base->op_actions[TGSI_OPCODE_COS].emit = build_tgsi_intrinsic_nomem;
783 	bld_base->op_actions[TGSI_OPCODE_COS].intr_name = "llvm.cos.f32";
784 	bld_base->op_actions[TGSI_OPCODE_DABS].emit = build_tgsi_intrinsic_nomem;
785 	bld_base->op_actions[TGSI_OPCODE_DABS].intr_name = "llvm.fabs.f64";
786 	bld_base->op_actions[TGSI_OPCODE_DFMA].emit = build_tgsi_intrinsic_nomem;
787 	bld_base->op_actions[TGSI_OPCODE_DFMA].intr_name = "llvm.fma.f64";
788 	bld_base->op_actions[TGSI_OPCODE_DFRAC].emit = emit_frac;
789 	bld_base->op_actions[TGSI_OPCODE_DIV].emit = emit_fdiv;
790 	bld_base->op_actions[TGSI_OPCODE_DNEG].emit = emit_dneg;
791 	bld_base->op_actions[TGSI_OPCODE_DSEQ].emit = emit_dcmp;
792 	bld_base->op_actions[TGSI_OPCODE_DSGE].emit = emit_dcmp;
793 	bld_base->op_actions[TGSI_OPCODE_DSLT].emit = emit_dcmp;
794 	bld_base->op_actions[TGSI_OPCODE_DSNE].emit = emit_dcmp;
795 	bld_base->op_actions[TGSI_OPCODE_DRSQ].emit = build_tgsi_intrinsic_nomem;
796 	bld_base->op_actions[TGSI_OPCODE_DRSQ].intr_name =
797 		HAVE_LLVM >= 0x0309 ? "llvm.amdgcn.rsq.f64" : "llvm.AMDGPU.rsq.f64";
798 	bld_base->op_actions[TGSI_OPCODE_DSQRT].emit = build_tgsi_intrinsic_nomem;
799 	bld_base->op_actions[TGSI_OPCODE_DSQRT].intr_name = "llvm.sqrt.f64";
800 	bld_base->op_actions[TGSI_OPCODE_EX2].emit = build_tgsi_intrinsic_nomem;
801 	bld_base->op_actions[TGSI_OPCODE_EX2].intr_name =
802 		HAVE_LLVM >= 0x0308 ? "llvm.exp2.f32" : "llvm.AMDIL.exp.";
803 	bld_base->op_actions[TGSI_OPCODE_FLR].emit = build_tgsi_intrinsic_nomem;
804 	bld_base->op_actions[TGSI_OPCODE_FLR].intr_name = "llvm.floor.f32";
805 	bld_base->op_actions[TGSI_OPCODE_FMA].emit =
806 		bld_base->op_actions[TGSI_OPCODE_MAD].emit;
807 	bld_base->op_actions[TGSI_OPCODE_FRC].emit = emit_frac;
808 	bld_base->op_actions[TGSI_OPCODE_F2I].emit = emit_f2i;
809 	bld_base->op_actions[TGSI_OPCODE_F2U].emit = emit_f2u;
810 	bld_base->op_actions[TGSI_OPCODE_FSEQ].emit = emit_fcmp;
811 	bld_base->op_actions[TGSI_OPCODE_FSGE].emit = emit_fcmp;
812 	bld_base->op_actions[TGSI_OPCODE_FSLT].emit = emit_fcmp;
813 	bld_base->op_actions[TGSI_OPCODE_FSNE].emit = emit_fcmp;
814 	bld_base->op_actions[TGSI_OPCODE_IABS].emit = emit_iabs;
815 	bld_base->op_actions[TGSI_OPCODE_IBFE].emit = emit_bfe;
816 	bld_base->op_actions[TGSI_OPCODE_IBFE].intr_name = "llvm.AMDGPU.bfe.i32";
817 	bld_base->op_actions[TGSI_OPCODE_IDIV].emit = emit_idiv;
818 	bld_base->op_actions[TGSI_OPCODE_IMAX].emit = emit_minmax_int;
819 	bld_base->op_actions[TGSI_OPCODE_IMIN].emit = emit_minmax_int;
820 	bld_base->op_actions[TGSI_OPCODE_IMSB].emit = emit_imsb;
821 	bld_base->op_actions[TGSI_OPCODE_INEG].emit = emit_ineg;
822 	bld_base->op_actions[TGSI_OPCODE_ISHR].emit = emit_ishr;
823 	bld_base->op_actions[TGSI_OPCODE_ISGE].emit = emit_icmp;
824 	bld_base->op_actions[TGSI_OPCODE_ISLT].emit = emit_icmp;
825 	bld_base->op_actions[TGSI_OPCODE_ISSG].emit = emit_ssg;
826 	bld_base->op_actions[TGSI_OPCODE_I2F].emit = emit_i2f;
827 	bld_base->op_actions[TGSI_OPCODE_KILL_IF].fetch_args = kill_if_fetch_args;
828 	bld_base->op_actions[TGSI_OPCODE_KILL_IF].emit = kil_emit;
829 	bld_base->op_actions[TGSI_OPCODE_KILL_IF].intr_name = "llvm.AMDGPU.kill";
830 	bld_base->op_actions[TGSI_OPCODE_KILL].emit = lp_build_tgsi_intrinsic;
831 	bld_base->op_actions[TGSI_OPCODE_KILL].intr_name = "llvm.AMDGPU.kilp";
832 	bld_base->op_actions[TGSI_OPCODE_LSB].emit = emit_lsb;
833 	bld_base->op_actions[TGSI_OPCODE_LG2].emit = build_tgsi_intrinsic_nomem;
834 	bld_base->op_actions[TGSI_OPCODE_LG2].intr_name = "llvm.log2.f32";
835 	bld_base->op_actions[TGSI_OPCODE_MAX].emit = build_tgsi_intrinsic_nomem;
836 	bld_base->op_actions[TGSI_OPCODE_MAX].intr_name = "llvm.maxnum.f32";
837 	bld_base->op_actions[TGSI_OPCODE_MIN].emit = build_tgsi_intrinsic_nomem;
838 	bld_base->op_actions[TGSI_OPCODE_MIN].intr_name = "llvm.minnum.f32";
839 	bld_base->op_actions[TGSI_OPCODE_MOD].emit = emit_mod;
840 	bld_base->op_actions[TGSI_OPCODE_UMSB].emit = emit_umsb;
841 	bld_base->op_actions[TGSI_OPCODE_NOT].emit = emit_not;
842 	bld_base->op_actions[TGSI_OPCODE_OR].emit = emit_or;
843 	bld_base->op_actions[TGSI_OPCODE_PK2H].fetch_args = pk2h_fetch_args;
844 	bld_base->op_actions[TGSI_OPCODE_PK2H].emit = emit_pk2h;
845 	bld_base->op_actions[TGSI_OPCODE_POPC].emit = build_tgsi_intrinsic_nomem;
846 	bld_base->op_actions[TGSI_OPCODE_POPC].intr_name = "llvm.ctpop.i32";
847 	bld_base->op_actions[TGSI_OPCODE_POW].emit = build_tgsi_intrinsic_nomem;
848 	bld_base->op_actions[TGSI_OPCODE_POW].intr_name = "llvm.pow.f32";
849 	bld_base->op_actions[TGSI_OPCODE_ROUND].emit = build_tgsi_intrinsic_nomem;
850 	bld_base->op_actions[TGSI_OPCODE_ROUND].intr_name = "llvm.rint.f32";
851 	bld_base->op_actions[TGSI_OPCODE_RSQ].emit = emit_rsq;
852 	bld_base->op_actions[TGSI_OPCODE_SGE].emit = emit_set_cond;
853 	bld_base->op_actions[TGSI_OPCODE_SEQ].emit = emit_set_cond;
854 	bld_base->op_actions[TGSI_OPCODE_SHL].emit = emit_shl;
855 	bld_base->op_actions[TGSI_OPCODE_SLE].emit = emit_set_cond;
856 	bld_base->op_actions[TGSI_OPCODE_SLT].emit = emit_set_cond;
857 	bld_base->op_actions[TGSI_OPCODE_SNE].emit = emit_set_cond;
858 	bld_base->op_actions[TGSI_OPCODE_SGT].emit = emit_set_cond;
859 	bld_base->op_actions[TGSI_OPCODE_SIN].emit = build_tgsi_intrinsic_nomem;
860 	bld_base->op_actions[TGSI_OPCODE_SIN].intr_name = "llvm.sin.f32";
861 	bld_base->op_actions[TGSI_OPCODE_SQRT].emit = build_tgsi_intrinsic_nomem;
862 	bld_base->op_actions[TGSI_OPCODE_SQRT].intr_name = "llvm.sqrt.f32";
863 	bld_base->op_actions[TGSI_OPCODE_SSG].emit = emit_ssg;
864 	bld_base->op_actions[TGSI_OPCODE_TRUNC].emit = build_tgsi_intrinsic_nomem;
865 	bld_base->op_actions[TGSI_OPCODE_TRUNC].intr_name = "llvm.trunc.f32";
866 	bld_base->op_actions[TGSI_OPCODE_UADD].emit = emit_uadd;
867 	bld_base->op_actions[TGSI_OPCODE_UBFE].emit = emit_bfe;
868 	bld_base->op_actions[TGSI_OPCODE_UBFE].intr_name = "llvm.AMDGPU.bfe.u32";
869 	bld_base->op_actions[TGSI_OPCODE_UDIV].emit = emit_udiv;
870 	bld_base->op_actions[TGSI_OPCODE_UMAX].emit = emit_minmax_int;
871 	bld_base->op_actions[TGSI_OPCODE_UMIN].emit = emit_minmax_int;
872 	bld_base->op_actions[TGSI_OPCODE_UMOD].emit = emit_umod;
873 	bld_base->op_actions[TGSI_OPCODE_USEQ].emit = emit_icmp;
874 	bld_base->op_actions[TGSI_OPCODE_USGE].emit = emit_icmp;
875 	bld_base->op_actions[TGSI_OPCODE_USHR].emit = emit_ushr;
876 	bld_base->op_actions[TGSI_OPCODE_USLT].emit = emit_icmp;
877 	bld_base->op_actions[TGSI_OPCODE_USNE].emit = emit_icmp;
878 	bld_base->op_actions[TGSI_OPCODE_U2F].emit = emit_u2f;
879 	bld_base->op_actions[TGSI_OPCODE_XOR].emit = emit_xor;
880 	bld_base->op_actions[TGSI_OPCODE_UCMP].emit = emit_ucmp;
881 	bld_base->op_actions[TGSI_OPCODE_UP2H].fetch_args = up2h_fetch_args;
882 	bld_base->op_actions[TGSI_OPCODE_UP2H].emit = emit_up2h;
883 
884 	bld_base->op_actions[TGSI_OPCODE_I64MAX].emit = emit_minmax_int;
885 	bld_base->op_actions[TGSI_OPCODE_I64MIN].emit = emit_minmax_int;
886 	bld_base->op_actions[TGSI_OPCODE_U64MAX].emit = emit_minmax_int;
887 	bld_base->op_actions[TGSI_OPCODE_U64MIN].emit = emit_minmax_int;
888 	bld_base->op_actions[TGSI_OPCODE_I64ABS].emit = emit_iabs;
889 	bld_base->op_actions[TGSI_OPCODE_I64SSG].emit = emit_ssg;
890 	bld_base->op_actions[TGSI_OPCODE_I64NEG].emit = emit_ineg;
891 
892 	bld_base->op_actions[TGSI_OPCODE_U64SEQ].emit = emit_icmp;
893 	bld_base->op_actions[TGSI_OPCODE_U64SNE].emit = emit_icmp;
894 	bld_base->op_actions[TGSI_OPCODE_U64SGE].emit = emit_icmp;
895 	bld_base->op_actions[TGSI_OPCODE_U64SLT].emit = emit_icmp;
896 	bld_base->op_actions[TGSI_OPCODE_I64SGE].emit = emit_icmp;
897 	bld_base->op_actions[TGSI_OPCODE_I64SLT].emit = emit_icmp;
898 
899 	bld_base->op_actions[TGSI_OPCODE_U64ADD].emit = emit_uadd;
900 	bld_base->op_actions[TGSI_OPCODE_U64SHL].emit = emit_shl;
901 	bld_base->op_actions[TGSI_OPCODE_U64SHR].emit = emit_ushr;
902 	bld_base->op_actions[TGSI_OPCODE_I64SHR].emit = emit_ishr;
903 
904 	bld_base->op_actions[TGSI_OPCODE_U64MOD].emit = emit_umod;
905 	bld_base->op_actions[TGSI_OPCODE_I64MOD].emit = emit_mod;
906 	bld_base->op_actions[TGSI_OPCODE_U64DIV].emit = emit_udiv;
907 	bld_base->op_actions[TGSI_OPCODE_I64DIV].emit = emit_idiv;
908 }
909