1 /*
2 * Copyright 2014 Ilia Mirkin
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 shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22
23 #include <errno.h>
24
25 #include "tgsi/tgsi_text.h"
26 #include "util/u_debug.h"
27
28 #include "codegen/nv50_ir_driver.h"
29 #include "nv50/nv50_context.h"
30
31 /* these headers weren't really meant to be included together */
32 #undef SB_DATA
33
34 #include "nv30/nv30_state.h"
35 #include "nv30/nvfx_shader.h"
36
37 static int
nv30_fp(int chipset,struct tgsi_token tokens[],unsigned * size,unsigned ** code)38 nv30_fp(int chipset, struct tgsi_token tokens[],
39 unsigned *size, unsigned **code) {
40 struct nv30_fragprog fp;
41 memset(&fp, 0, sizeof(fp));
42 fp.pipe.tokens = tokens;
43 tgsi_scan_shader(fp.pipe.tokens, &fp.info);
44 _nvfx_fragprog_translate(chipset >= 0x40 ? 0x4097 : 0x3097, &fp);
45 *size = fp.insn_len * 4;
46 *code = fp.insn;
47 return !fp.translated;
48 }
49
50 static int
nv30_vp(int chipset,struct tgsi_token tokens[],unsigned * size,unsigned ** code)51 nv30_vp(int chipset, struct tgsi_token tokens[],
52 unsigned *size, unsigned **code) {
53 struct nv30_vertprog vp;
54 memset(&vp, 0, sizeof(vp));
55
56 vp.pipe.tokens = tokens;
57 tgsi_scan_shader(vp.pipe.tokens, &vp.info);
58 _nvfx_vertprog_translate(chipset >= 0x40 ? 0x4097 : 0x3097, &vp);
59 *size = vp.nr_insns * 16;
60 *code = (unsigned *)vp.insns;
61 return !vp.translated;
62 }
63
64 static int
nv30_codegen(int chipset,int type,struct tgsi_token tokens[],unsigned * size,unsigned ** code)65 nv30_codegen(int chipset, int type, struct tgsi_token tokens[],
66 unsigned *size, unsigned **code) {
67 switch (type) {
68 case PIPE_SHADER_FRAGMENT:
69 return nv30_fp(chipset, tokens, size, code);
70 case PIPE_SHADER_VERTEX:
71 return nv30_vp(chipset, tokens, size, code);
72 }
73 _debug_printf("Unexpected shader type: %d\n", type);
74 return 1;
75 }
76
77 static int
dummy_assign_slots(struct nv50_ir_prog_info_out * info)78 dummy_assign_slots(struct nv50_ir_prog_info_out *info)
79 {
80 unsigned i, n, c;
81
82 n = 0;
83 for (i = 0; i < info->numInputs; ++i) {
84 for (c = 0; c < 4; ++c)
85 if (info->in[i].mask & (1 << c))
86 info->in[i].slot[c] = n++;
87 }
88
89 /* VertexID before InstanceID */
90 if (info->io.vertexId < info->numSysVals)
91 info->sv[info->io.vertexId].slot[0] = n++;
92 if (info->io.instanceId < info->numSysVals)
93 info->sv[info->io.instanceId].slot[0] = n++;
94
95 n = 0;
96 for (i = 0; i < info->numOutputs; ++i) {
97 for (c = 0; c < 4; ++c)
98 if (info->out[i].mask & (1 << c))
99 info->out[i].slot[c] = n++;
100 }
101 return 0;
102 }
103
104 static int
nouveau_codegen(int chipset,int type,struct tgsi_token tokens[],unsigned * size,unsigned ** code)105 nouveau_codegen(int chipset, int type, struct tgsi_token tokens[],
106 unsigned *size, unsigned **code) {
107 struct nv50_ir_prog_info info = {0};
108 struct nv50_ir_prog_info_out info_out = {0};
109 int ret;
110
111 info.type = type;
112 info.target = chipset;
113 info.bin.sourceRep = PIPE_SHADER_IR_TGSI;
114 info.bin.source = tokens;
115
116 info.io.auxCBSlot = 15;
117 info.io.ucpBase = NV50_CB_AUX_UCP_OFFSET;
118 info.io.suInfoBase = NV50_CB_AUX_TEX_MS_OFFSET;
119 info.io.msInfoCBSlot = 15;
120 info.io.msInfoBase = NV50_CB_AUX_MS_OFFSET;
121
122 info.assignSlots = dummy_assign_slots;
123
124 info.optLevel = debug_get_num_option("NV50_PROG_OPTIMIZE", 3);
125 info.dbgFlags = debug_get_num_option("NV50_PROG_DEBUG", 0);
126 info.omitLineNum = debug_get_num_option("NV50_PROG_DEBUG_OMIT_LINENUM", 0);
127
128 ret = nv50_ir_generate_code(&info, &info_out);
129 if (ret) {
130 _debug_printf("Error compiling program: %d\n", ret);
131 return ret;
132 }
133
134 *size = info_out.bin.codeSize;
135 *code = info_out.bin.code;
136 return 0;
137 }
138
139 int
main(int argc,char * argv[])140 main(int argc, char *argv[])
141 {
142 struct tgsi_token tokens[4096];
143 int i, chipset = 0, type = -1;
144 const char *filename = NULL;
145 FILE *f;
146 char text[65536] = {0};
147 unsigned size = 0, *code = NULL;
148
149 for (i = 1; i < argc; i++) {
150 if (!strcmp(argv[i], "-a"))
151 chipset = strtol(argv[++i], NULL, 16);
152 else
153 filename = argv[i];
154 }
155
156 if (!chipset) {
157 _debug_printf("Must specify a chipset (-a)\n");
158 return 1;
159 }
160
161 if (!filename) {
162 _debug_printf("Must specify a filename\n");
163 return 1;
164 }
165
166 if (!strcmp(filename, "-"))
167 f = stdin;
168 else
169 f = fopen(filename, "r");
170
171 if (!f) {
172 _debug_printf("Error opening file '%s': %s\n", filename, strerror(errno));
173 return 1;
174 }
175
176 if (!fread(text, 1, sizeof(text), f) || ferror(f)) {
177 _debug_printf("Error reading file '%s'\n", filename);
178 fclose(f);
179 return 1;
180 }
181 fclose(f);
182
183 _debug_printf("Compiling for NV%X\n", chipset);
184
185 if (!strncmp(text, "FRAG", 4))
186 type = PIPE_SHADER_FRAGMENT;
187 else if (!strncmp(text, "VERT", 4))
188 type = PIPE_SHADER_VERTEX;
189 else if (!strncmp(text, "GEOM", 4))
190 type = PIPE_SHADER_GEOMETRY;
191 else if (!strncmp(text, "COMP", 4))
192 type = PIPE_SHADER_COMPUTE;
193 else if (!strncmp(text, "TESS_CTRL", 9))
194 type = PIPE_SHADER_TESS_CTRL;
195 else if (!strncmp(text, "TESS_EVAL", 9))
196 type = PIPE_SHADER_TESS_EVAL;
197 else {
198 _debug_printf("Unrecognized TGSI header\n");
199 return 1;
200 }
201
202 if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens))) {
203 _debug_printf("Failed to parse TGSI shader\n");
204 return 1;
205 }
206
207 if (chipset >= 0x50) {
208 i = nouveau_codegen(chipset, type, tokens, &size, &code);
209 } else if (chipset >= 0x30) {
210 i = nv30_codegen(chipset, type, tokens, &size, &code);
211 } else {
212 _debug_printf("chipset NV%02X not supported\n", chipset);
213 i = 1;
214 }
215 if (i)
216 return i;
217
218 _debug_printf("program binary (%d bytes)\n", size);
219 for (i = 0; i < size; i += 4) {
220 printf("%08x ", code[i / 4]);
221 if (i % (8 * 4) == (7 * 4))
222 printf("\n");
223 }
224 if (i % (8 * 4) != 0)
225 printf("\n");
226
227 return 0;
228 }
229