| 0,0 → 1,370 |
|---|
| /* |
| * 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_reg(const char *name, uint32_t r) |
| { |
| if (r != regid(63,0)) |
| debug_printf("; %s: r%d.%c\n", name, r >> 2, "xyzw"[r & 0x3]); |
| } |
| |
| static void dump_semantic(struct ir3_shader_variant *so, |
| unsigned sem, const char *name) |
| { |
| uint32_t regid; |
| regid = ir3_find_output_regid(so, ir3_semantic_name(sem, 0)); |
| dump_reg(name, regid); |
| } |
| |
| static void dump_info(struct ir3_shader_variant *so, const char *str) |
| { |
| uint32_t *bin; |
| const char *type = (so->type == SHADER_VERTEX) ? "VERT" : "FRAG"; |
| |
| // for debug, dump some before/after info: |
| // TODO make gpu_id configurable on cmdline |
| bin = ir3_shader_assemble(so, 320); |
| if (fd_mesa_debug & FD_DBG_DISASM) { |
| struct ir3_block *block = so->ir->block; |
| struct ir3_register *reg; |
| uint8_t regid; |
| unsigned i; |
| |
| debug_printf("; %s: %s\n", type, str); |
| |
| for (i = 0; i < block->ninputs; i++) { |
| if (!block->inputs[i]) { |
| debug_printf("; in%d unused\n", i); |
| continue; |
| } |
| reg = block->inputs[i]->regs[0]; |
| regid = reg->num; |
| debug_printf("@in(%sr%d.%c)\tin%d\n", |
| (reg->flags & IR3_REG_HALF) ? "h" : "", |
| (regid >> 2), "xyzw"[regid & 0x3], i); |
| } |
| |
| for (i = 0; i < block->noutputs; i++) { |
| if (!block->outputs[i]) { |
| debug_printf("; out%d unused\n", i); |
| continue; |
| } |
| /* kill shows up as a virtual output.. skip it! */ |
| if (is_kill(block->outputs[i])) |
| continue; |
| reg = block->outputs[i]->regs[0]; |
| regid = reg->num; |
| debug_printf("@out(%sr%d.%c)\tout%d\n", |
| (reg->flags & IR3_REG_HALF) ? "h" : "", |
| (regid >> 2), "xyzw"[regid & 0x3], i); |
| } |
| |
| for (i = 0; i < so->immediates_count; i++) { |
| debug_printf("@const(c%d.x)\t", so->first_immediate + i); |
| debug_printf("0x%08x, 0x%08x, 0x%08x, 0x%08x\n", |
| so->immediates[i].val[0], |
| so->immediates[i].val[1], |
| so->immediates[i].val[2], |
| so->immediates[i].val[3]); |
| } |
| |
| disasm_a3xx(bin, so->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"); |
| } |
| |
| /* print generic shader info: */ |
| debug_printf("; %s: %u instructions, %d half, %d full\n", type, |
| so->info.instrs_count, |
| so->info.max_half_reg + 1, |
| so->info.max_reg + 1); |
| |
| /* print shader type specific info: */ |
| switch (so->type) { |
| case SHADER_VERTEX: |
| dump_semantic(so, TGSI_SEMANTIC_POSITION, "pos"); |
| dump_semantic(so, TGSI_SEMANTIC_PSIZE, "psize"); |
| break; |
| case SHADER_FRAGMENT: |
| dump_reg("pos (bary)", so->pos_regid); |
| dump_semantic(so, TGSI_SEMANTIC_POSITION, "posz"); |
| dump_semantic(so, TGSI_SEMANTIC_COLOR, "color"); |
| /* these two are hard-coded since we don't know how to |
| * program them to anything but all 0's... |
| */ |
| if (so->frag_coord) |
| debug_printf("; fragcoord: r0.x\n"); |
| if (so->frag_face) |
| debug_printf("; fragface: hr0.x\n"); |
| break; |
| case SHADER_COMPUTE: |
| break; |
| } |
| free(bin); |
| |
| debug_printf("\n"); |
| } |
| |
| |
| 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) |
| { |
| printf("; %s\n", 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(" --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(" --nir - use NIR compiler\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 = {}; |
| const char *info; |
| void *ptr; |
| size_t size; |
| int use_nir = 0; |
| |
| fd_mesa_debug |= FD_DBG_DISASM; |
| |
| /* cmdline args which impact shader variant get spit out in a |
| * comment on the first line.. a quick/dirty way to preserve |
| * that info so when ir3test recompiles the shader with a new |
| * compiler version, we use the same shader-key settings: |
| */ |
| debug_printf("; options:"); |
| |
| 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")) { |
| debug_printf(" %s", argv[n]); |
| key.binning_pass = true; |
| n++; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--color-two-side")) { |
| debug_printf(" %s", argv[n]); |
| key.color_two_side = true; |
| n++; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--half-precision")) { |
| debug_printf(" %s", argv[n]); |
| key.half_precision = true; |
| n++; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--saturate-s")) { |
| debug_printf(" %s %s", argv[n], argv[n+1]); |
| key.vsaturate_s = key.fsaturate_s = strtol(argv[n+1], NULL, 0); |
| n += 2; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--saturate-t")) { |
| debug_printf(" %s %s", argv[n], argv[n+1]); |
| key.vsaturate_t = key.fsaturate_t = strtol(argv[n+1], NULL, 0); |
| n += 2; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--saturate-r")) { |
| debug_printf(" %s %s", argv[n], argv[n+1]); |
| 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], "--nir")) { |
| use_nir = true; |
| n++; |
| continue; |
| } |
| |
| if (!strcmp(argv[n], "--help")) { |
| print_usage(); |
| return 0; |
| } |
| |
| break; |
| } |
| debug_printf("\n"); |
| |
| filename = argv[n]; |
| |
| memset(&v, 0, sizeof(v)); |
| v.key = key; |
| |
| ret = read_file(filename, &ptr, &size); |
| if (ret) { |
| print_usage(); |
| return ret; |
| } |
| |
| if (fd_mesa_debug & FD_DBG_OPTMSGS) |
| debug_printf("%s\n", (char *)ptr); |
| |
| 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 (use_nir) { |
| info = "NIR compiler"; |
| ret = ir3_compile_shader_nir(&v, toks, key); |
| } else { |
| info = "TGSI compiler"; |
| ret = ir3_compile_shader(&v, toks, key, true); |
| } |
| |
| if (ret) { |
| reset_variant(&v, "compiler failed, trying without copy propagation!"); |
| info = "compiler (no copy propagation)"; |
| ret = ir3_compile_shader(&v, toks, key, false); |
| } |
| |
| if (ret) { |
| fprintf(stderr, "compiler failed!\n"); |
| return ret; |
| } |
| dump_info(&v, info); |
| } |
| |
| void _mesa_error_no_memory(const char *caller); |
| |
| void |
| _mesa_error_no_memory(const char *caller) |
| { |
| fprintf(stderr, "Mesa error: out of memory in %s", caller); |
| } |