| /* |
| * Copyright (C) 2014 Rob Clark <robclark@freedesktop.org> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| * |
| * Authors: |
| * Rob Clark <robclark@freedesktop.org> |
| */ |
| |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <sys/mman.h> |
| #include <fcntl.h> |
| #include <stdint.h> |
| #include <stdlib.h> |
| #include <err.h> |
| |
| #include "tgsi/tgsi_parse.h" |
| #include "tgsi/tgsi_text.h" |
| #include "tgsi/tgsi_dump.h" |
| |
| #include "freedreno_util.h" |
| |
| #include "ir3_compiler.h" |
| #include "instr-a3xx.h" |
| #include "ir3.h" |
| |
| static void dump_info(struct ir3_shader_variant *so) |
| { |
| struct ir3_info info; |
| uint32_t *bin; |
| const char *type = (so->type == SHADER_VERTEX) ? "VERT" : "FRAG"; |
| |
| // for debug, dump some before/after info: |
| bin = ir3_assemble(so->ir, &info); |
| if (fd_mesa_debug & FD_DBG_DISASM) { |
| unsigned i; |
| |
| debug_printf("%s: disasm:\n", type); |
| disasm_a3xx(bin, info.sizedwords, 0, so->type); |
| |
| debug_printf("%s: outputs:", type); |
| for (i = 0; i < so->outputs_count; i++) { |
| uint8_t regid = so->outputs[i].regid; |
| ir3_semantic sem = so->outputs[i].semantic; |
| debug_printf(" r%d.%c (%u:%u)", |
| (regid >> 2), "xyzw"[regid & 0x3], |
| sem2name(sem), sem2idx(sem)); |
| } |
| debug_printf("\n"); |
| debug_printf("%s: inputs:", type); |
| for (i = 0; i < so->inputs_count; i++) { |
| uint8_t regid = so->inputs[i].regid; |
| ir3_semantic sem = so->inputs[i].semantic; |
| debug_printf(" r%d.%c (%u:%u,cm=%x,il=%u,b=%u)", |
| (regid >> 2), "xyzw"[regid & 0x3], |
| sem2name(sem), sem2idx(sem), |
| so->inputs[i].compmask, |
| so->inputs[i].inloc, |
| so->inputs[i].bary); |
| } |
| debug_printf("\n"); |
| } |
| debug_printf("%s: %u instructions, %d half, %d full\n\n", |
| type, info.instrs_count, info.max_half_reg + 1, info.max_reg + 1); |
| free(bin); |
| } |
| |
| |
| static int |
| read_file(const char *filename, void **ptr, size_t *size) |
| { |
| int fd, ret; |
| struct stat st; |
| |
| *ptr = MAP_FAILED; |
| |
| fd = open(filename, O_RDONLY); |
| if (fd == -1) { |
| warnx("couldn't open `%s'", filename); |
| return 1; |
| } |
| |
| ret = fstat(fd, &st); |
| if (ret) |
| errx(1, "couldn't stat `%s'", filename); |
| |
| *size = st.st_size; |
| *ptr = mmap(NULL, st.st_size, PROT_READ, MAP_SHARED, fd, 0); |
| if (*ptr == MAP_FAILED) |
| errx(1, "couldn't map `%s'", filename); |
| |
| close(fd); |
| |
| return 0; |
| } |
| |
| static void reset_variant(struct ir3_shader_variant *v, const char *msg) |
| { |
| debug_error(msg); |
| v->inputs_count = 0; |
| v->outputs_count = 0; |
| v->total_in = 0; |
| v->has_samp = false; |
| v->immediates_count = 0; |
| } |
| |
| static void print_usage(void) |
| { |
| printf("Usage: ir3_compiler [OPTIONS]... FILE\n"); |
| printf(" --verbose - verbose compiler/debug messages\n"); |
| printf(" --binning-pass - generate binning pass shader (VERT)\n"); |
| printf(" --color-two-side - emulate two-sided color (FRAG)\n"); |
| printf(" --half-precision - use half-precision\n"); |
| printf(" --alpha - generate render-to-alpha shader (FRAG)\n"); |
| printf(" --saturate-s MASK - bitmask of samplers to saturate S coord\n"); |
| printf(" --saturate-t MASK - bitmask of samplers to saturate T coord\n"); |
| printf(" --saturate-r MASK - bitmask of samplers to saturate R coord\n"); |
| printf(" --nocp - disable copy propagation\n"); |
| printf(" --help - show this message\n"); |
| } |
| |
| int main(int argc, char **argv) |
| { |
| int ret = 0, n = 1; |
| const char *filename; |
| struct tgsi_token toks[65536]; |
| struct tgsi_parse_context parse; |
| struct ir3_shader_variant v; |
| struct ir3_shader_key key = { |
| }; |
| void *ptr; |
| size_t size; |
| |
| fd_mesa_debug |= FD_DBG_DISASM; |
| |
| while (n < argc) { |
| if (!strcmp(argv[n], "--verbose")) { |
| fd_mesa_debug |= FD_DBG_OPTDUMP | FD_DBG_MSGS | FD_DBG_OPTMSGS; |
| n++; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--binning-pass")) { |
| key.binning_pass = true; |
| n++; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--color-two-side")) { |
| key.color_two_side = true; |
| n++; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--half-precision")) { |
| key.half_precision = true; |
| n++; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--alpha")) { |
| key.alpha = true; |
| n++; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--saturate-s")) { |
| key.vsaturate_s = key.fsaturate_s = strtol(argv[n+1], NULL, 0); |
| n += 2; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--saturate-t")) { |
| key.vsaturate_t = key.fsaturate_t = strtol(argv[n+1], NULL, 0); |
| n += 2; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--saturate-r")) { |
| key.vsaturate_r = key.fsaturate_r = strtol(argv[n+1], NULL, 0); |
| n += 2; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--nocp")) { |
| fd_mesa_debug |= FD_DBG_NOCP; |
| n++; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--help")) { |
| print_usage(); |
| return 0; |
| } |
| |
| break; |
| } |
| |
| filename = argv[n]; |
| |
| memset(&v, 0, sizeof(v)); |
| v.key = key; |
| |
| ret = read_file(filename, &ptr, &size); |
| if (ret) { |
| print_usage(); |
| return ret; |
| } |
| |
| if (!tgsi_text_translate(ptr, toks, Elements(toks))) |
| errx(1, "could not parse `%s'", filename); |
| |
| tgsi_parse_init(&parse, toks); |
| switch (parse.FullHeader.Processor.Processor) { |
| case TGSI_PROCESSOR_FRAGMENT: |
| v.type = SHADER_FRAGMENT; |
| break; |
| case TGSI_PROCESSOR_VERTEX: |
| v.type = SHADER_VERTEX; |
| break; |
| case TGSI_PROCESSOR_COMPUTE: |
| v.type = SHADER_COMPUTE; |
| break; |
| } |
| |
| if (!(fd_mesa_debug & FD_DBG_NOOPT)) { |
| /* with new compiler: */ |
| ret = ir3_compile_shader(&v, toks, key, true); |
| |
| if (ret) { |
| reset_variant(&v, "new compiler failed, trying without copy propagation!"); |
| ret = ir3_compile_shader(&v, toks, key, false); |
| if (ret) |
| reset_variant(&v, "new compiler failed, trying fallback!\n"); |
| } |
| } |
| |
| if (ret) |
| ret = ir3_compile_shader_old(&v, toks, key); |
| |
| if (ret) { |
| fprintf(stderr, "old compiler failed!\n"); |
| return ret; |
| } |
| dump_info(&v); |
| } |