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 "ir3_assembler.h"
25 #include "ir3_parser.h"
26 #include "ir3_shader.h"
27
28 /**
29 * A helper to go from ir3 assembly to assembled shader. The shader has a
30 * single variant.
31 */
32 struct ir3_shader *
ir3_parse_asm(struct ir3_compiler * c,struct ir3_kernel_info * info,FILE * in)33 ir3_parse_asm(struct ir3_compiler *c, struct ir3_kernel_info *info, FILE *in)
34 {
35 struct ir3_shader *shader = rzalloc_size(NULL, sizeof(*shader));
36 shader->compiler = c;
37 shader->type = MESA_SHADER_COMPUTE;
38 mtx_init(&shader->variants_lock, mtx_plain);
39
40 struct ir3_shader_variant *v = rzalloc_size(shader, sizeof(*v));
41 v->type = MESA_SHADER_COMPUTE;
42 v->compiler = c;
43 v->const_state = rzalloc_size(v, sizeof(*v->const_state));
44
45 if (c->gen >= 6)
46 v->mergedregs = true;
47
48 shader->variants = v;
49 shader->variant_count = 1;
50
51 info->numwg = INVALID_REG;
52
53 for (int i = 0; i < MAX_BUFS; i++) {
54 info->buf_addr_regs[i] = INVALID_REG;
55 }
56
57 /* Provide a default local_size in case the shader doesn't set it, so that
58 * we don't crash at least.
59 */
60 v->local_size[0] = v->local_size[1] = v->local_size[2] = 1;
61
62 v->ir = ir3_parse(v, info, in);
63 if (!v->ir)
64 goto error;
65
66 ir3_debug_print(v->ir, "AFTER PARSING");
67
68 v->bin = ir3_shader_assemble(v);
69 if (!v->bin)
70 goto error;
71
72 return shader;
73
74 error:
75 ralloc_free(shader);
76 return NULL;
77 }
78