1 /*
2  * Copyright © 2020 Google, 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  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21  * SOFTWARE.
22  */
23 
24 #include <err.h>
25 
26 #include "ir3_assembler.h"
27 #include "ir3_shader.h"
28 #include "ir3_parser.h"
29 
30 /**
31  * A helper to go from ir3 assembly to assembled shader.  The shader has a
32  * single variant.
33  */
34 struct ir3_shader *
ir3_parse_asm(struct ir3_compiler * c,struct ir3_kernel_info * info,FILE * in)35 ir3_parse_asm(struct ir3_compiler *c, struct ir3_kernel_info *info, FILE *in)
36 {
37 	struct ir3_shader *shader = rzalloc_size(NULL, sizeof(*shader));
38 	shader->compiler = c;
39 	shader->type = MESA_SHADER_COMPUTE;
40 	mtx_init(&shader->variants_lock, mtx_plain);
41 
42 	struct ir3_shader_variant *v = rzalloc_size(shader, sizeof(*v));
43 	v->type = MESA_SHADER_COMPUTE;
44 	v->shader = shader;
45 	v->const_state = rzalloc_size(v, sizeof(*v->const_state));
46 
47 	shader->variants = v;
48 	shader->variant_count = 1;
49 
50 	info->numwg = INVALID_REG;
51 
52 	v->ir = ir3_parse(v, info, in);
53 	if (!v->ir)
54 		errx(-1, "parse failed");
55 
56 	ir3_debug_print(v->ir, "AFTER PARSING");
57 
58 	v->bin = ir3_shader_assemble(v);
59 	if (!v->bin)
60 		errx(-1, "assembler failed");
61 
62 	return shader;
63 }
64