[Mesa-dev] [PATCH 1/3] radeonsi: cleanly communicate whether si_shader_dump should check R600_DEBUG
Edward O'Callaghan
funfunctor at folklore1984.net
Wed Jan 4 13:18:57 UTC 2017
This series is,
Acked-by: Edward O'Callaghan <funfunctor at folklore1984.net>
On 01/04/2017 06:17 AM, Marek Olšák wrote:
> From: Marek Olšák <marek.olsak at amd.com>
>
> ---
> src/gallium/drivers/radeonsi/si_compute.c | 2 +-
> src/gallium/drivers/radeonsi/si_debug.c | 2 +-
> src/gallium/drivers/radeonsi/si_shader.c | 20 +++++++++++---------
> src/gallium/drivers/radeonsi/si_shader.h | 2 +-
> src/gallium/drivers/radeonsi/si_state_shaders.c | 2 +-
> 5 files changed, 15 insertions(+), 13 deletions(-)
>
> diff --git a/src/gallium/drivers/radeonsi/si_compute.c b/src/gallium/drivers/radeonsi/si_compute.c
> index cb14a35..fe29fb1 100644
> --- a/src/gallium/drivers/radeonsi/si_compute.c
> +++ b/src/gallium/drivers/radeonsi/si_compute.c
> @@ -163,21 +163,21 @@ static void *si_create_compute_state(
> radeon_elf_read(code, header->num_bytes, &program->shader.binary);
> if (program->use_code_object_v2) {
> const amd_kernel_code_t *code_object =
> si_compute_get_code_object(program, 0);
> code_object_to_config(code_object, &program->shader.config);
> } else {
> si_shader_binary_read_config(&program->shader.binary,
> &program->shader.config, 0);
> }
> si_shader_dump(sctx->screen, &program->shader, &sctx->b.debug,
> - PIPE_SHADER_COMPUTE, stderr);
> + PIPE_SHADER_COMPUTE, stderr, true);
> if (si_shader_binary_upload(sctx->screen, &program->shader) < 0) {
> fprintf(stderr, "LLVM failed to upload shader\n");
> FREE(program);
> return NULL;
> }
> }
>
> return program;
> }
>
> diff --git a/src/gallium/drivers/radeonsi/si_debug.c b/src/gallium/drivers/radeonsi/si_debug.c
> index 1090dda..a1cd9e5 100644
> --- a/src/gallium/drivers/radeonsi/si_debug.c
> +++ b/src/gallium/drivers/radeonsi/si_debug.c
> @@ -38,21 +38,21 @@ static void si_dump_shader(struct si_screen *sscreen,
> {
> struct si_shader *current = state->current;
>
> if (!state->cso || !current)
> return;
>
> if (current->shader_log)
> fwrite(current->shader_log, current->shader_log_size, 1, f);
> else
> si_shader_dump(sscreen, state->current, NULL,
> - state->cso->info.processor, f);
> + state->cso->info.processor, f, false);
> }
>
> /**
> * Shader compiles can be overridden with arbitrary ELF objects by setting
> * the environment variable RADEON_REPLACE_SHADERS=num1:filename1[;num2:filename2]
> */
> bool si_replace_shader(unsigned num, struct radeon_shader_binary *binary)
> {
> const char *p = debug_get_option_replace_shaders();
> const char *semicolon;
> diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
> index 8dec55c..5dfbd66 100644
> --- a/src/gallium/drivers/radeonsi/si_shader.c
> +++ b/src/gallium/drivers/radeonsi/si_shader.c
> @@ -6162,21 +6162,22 @@ static void si_shader_dump_disassembly(const struct radeon_shader_binary *binary
> binary->code[i + 3], binary->code[i + 2],
> binary->code[i + 1], binary->code[i]);
> }
> }
> }
>
> static void si_shader_dump_stats(struct si_screen *sscreen,
> struct si_shader *shader,
> struct pipe_debug_callback *debug,
> unsigned processor,
> - FILE *file)
> + FILE *file,
> + bool check_debug_option)
> {
> struct si_shader_config *conf = &shader->config;
> unsigned num_inputs = shader->selector ? shader->selector->info.num_inputs : 0;
> unsigned code_size = si_get_shader_binary_size(shader);
> unsigned lds_increment = sscreen->b.chip_class >= CIK ? 512 : 256;
> unsigned lds_per_wave = 0;
> unsigned max_simd_waves = 10;
>
> /* Compute LDS usage for PS. */
> switch (processor) {
> @@ -6213,21 +6214,21 @@ static void si_shader_dump_stats(struct si_screen *sscreen,
> }
>
> if (conf->num_vgprs)
> max_simd_waves = MIN2(max_simd_waves, 256 / conf->num_vgprs);
>
> /* LDS is 64KB per CU (4 SIMDs), which is 16KB per SIMD (usage above
> * 16KB makes some SIMDs unoccupied). */
> if (lds_per_wave)
> max_simd_waves = MIN2(max_simd_waves, 16384 / lds_per_wave);
>
> - if (file != stderr ||
> + if (!check_debug_option ||
> r600_can_dump_shader(&sscreen->b, processor)) {
> if (processor == PIPE_SHADER_FRAGMENT) {
> fprintf(file, "*** SHADER CONFIG ***\n"
> "SPI_PS_INPUT_ADDR = 0x%04x\n"
> "SPI_PS_INPUT_ENA = 0x%04x\n",
> conf->spi_ps_input_addr, conf->spi_ps_input_ena);
> }
>
> fprintf(file, "*** SHADER STATS ***\n"
> "SGPRS: %d\n"
> @@ -6284,50 +6285,51 @@ static const char *si_get_shader_name(struct si_shader *shader,
> return "Pixel Shader";
> case PIPE_SHADER_COMPUTE:
> return "Compute Shader";
> default:
> return "Unknown Shader";
> }
> }
>
> void si_shader_dump(struct si_screen *sscreen, struct si_shader *shader,
> struct pipe_debug_callback *debug, unsigned processor,
> - FILE *file)
> + FILE *file, bool check_debug_option)
> {
> - if (file != stderr ||
> + if (!check_debug_option ||
> r600_can_dump_shader(&sscreen->b, processor))
> si_dump_shader_key(processor, &shader->key, file);
>
> - if (file != stderr && shader->binary.llvm_ir_string) {
> + if (!check_debug_option && shader->binary.llvm_ir_string) {
> fprintf(file, "\n%s - main shader part - LLVM IR:\n\n",
> si_get_shader_name(shader, processor));
> fprintf(file, "%s\n", shader->binary.llvm_ir_string);
> }
>
> - if (file != stderr ||
> + if (!check_debug_option ||
> (r600_can_dump_shader(&sscreen->b, processor) &&
> !(sscreen->b.debug_flags & DBG_NO_ASM))) {
> fprintf(file, "\n%s:\n", si_get_shader_name(shader, processor));
>
> if (shader->prolog)
> si_shader_dump_disassembly(&shader->prolog->binary,
> debug, "prolog", file);
>
> si_shader_dump_disassembly(&shader->binary, debug, "main", file);
>
> if (shader->epilog)
> si_shader_dump_disassembly(&shader->epilog->binary,
> debug, "epilog", file);
> fprintf(file, "\n");
> }
>
> - si_shader_dump_stats(sscreen, shader, debug, processor, file);
> + si_shader_dump_stats(sscreen, shader, debug, processor, file,
> + check_debug_option);
> }
>
> int si_compile_llvm(struct si_screen *sscreen,
> struct radeon_shader_binary *binary,
> struct si_shader_config *conf,
> LLVMTargetMachineRef tm,
> LLVMModuleRef mod,
> struct pipe_debug_callback *debug,
> unsigned processor,
> const char *name)
> @@ -6546,21 +6548,21 @@ si_generate_gs_copy_shader(struct si_screen *sscreen,
>
> r = si_compile_llvm(sscreen, &ctx.shader->binary,
> &ctx.shader->config, ctx.tm,
> bld_base->base.gallivm->module,
> debug, PIPE_SHADER_GEOMETRY,
> "GS Copy Shader");
> if (!r) {
> if (r600_can_dump_shader(&sscreen->b, PIPE_SHADER_GEOMETRY))
> fprintf(stderr, "GS Copy Shader:\n");
> si_shader_dump(sscreen, ctx.shader, debug,
> - PIPE_SHADER_GEOMETRY, stderr);
> + PIPE_SHADER_GEOMETRY, stderr, true);
> r = si_shader_binary_upload(sscreen, ctx.shader);
> }
>
> si_llvm_dispose(&ctx);
>
> FREE(outputs);
>
> if (r != 0) {
> FREE(shader);
> shader = NULL;
> @@ -8604,21 +8606,21 @@ int si_shader_create(struct si_screen *sscreen, LLVMTargetMachineRef tm,
> if (shader->epilog) {
> shader->config.num_sgprs = MAX2(shader->config.num_sgprs,
> shader->epilog->config.num_sgprs);
> shader->config.num_vgprs = MAX2(shader->config.num_vgprs,
> shader->epilog->config.num_vgprs);
> }
> }
>
> si_fix_resource_usage(sscreen, shader);
> si_shader_dump(sscreen, shader, debug, sel->info.processor,
> - stderr);
> + stderr, true);
>
> /* Upload. */
> r = si_shader_binary_upload(sscreen, shader);
> if (r) {
> fprintf(stderr, "LLVM failed to upload shader\n");
> return r;
> }
>
> return 0;
> }
> diff --git a/src/gallium/drivers/radeonsi/si_shader.h b/src/gallium/drivers/radeonsi/si_shader.h
> index 129e571..1b5dec2 100644
> --- a/src/gallium/drivers/radeonsi/si_shader.h
> +++ b/src/gallium/drivers/radeonsi/si_shader.h
> @@ -539,21 +539,21 @@ int si_compile_llvm(struct si_screen *sscreen,
> LLVMModuleRef mod,
> struct pipe_debug_callback *debug,
> unsigned processor,
> const char *name);
> void si_shader_destroy(struct si_shader *shader);
> unsigned si_shader_io_get_unique_index(unsigned semantic_name, unsigned index);
> unsigned si_shader_io_get_unique_index2(unsigned name, unsigned index);
> int si_shader_binary_upload(struct si_screen *sscreen, struct si_shader *shader);
> void si_shader_dump(struct si_screen *sscreen, struct si_shader *shader,
> struct pipe_debug_callback *debug, unsigned processor,
> - FILE *f);
> + FILE *f, bool check_debug_option);
> void si_multiwave_lds_size_workaround(struct si_screen *sscreen,
> unsigned *lds_size);
> void si_shader_apply_scratch_relocs(struct si_context *sctx,
> struct si_shader *shader,
> struct si_shader_config *config,
> uint64_t scratch_va);
> void si_shader_binary_read_config(struct radeon_shader_binary *binary,
> struct si_shader_config *conf,
> unsigned symbol_offset);
> unsigned si_get_spi_shader_z_format(bool writes_z, bool writes_stencil,
> diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c
> index a360672..9967837 100644
> --- a/src/gallium/drivers/radeonsi/si_state_shaders.c
> +++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
> @@ -1103,21 +1103,21 @@ static void si_build_shader_variant(void *job, int thread_index)
> R600_ERR("Failed to build shader variant (type=%u) %d\n",
> sel->type, r);
> shader->compilation_failed = true;
> return;
> }
>
> if (sel->is_debug_context) {
> FILE *f = open_memstream(&shader->shader_log,
> &shader->shader_log_size);
> if (f) {
> - si_shader_dump(sscreen, shader, NULL, sel->type, f);
> + si_shader_dump(sscreen, shader, NULL, sel->type, f, false);
> fclose(f);
> }
> }
>
> si_shader_init_pm4_state(sscreen, shader);
> }
>
> /* Select the hw shader variant depending on the current state. */
> static int si_shader_select_with_key(struct si_screen *sscreen,
> struct si_shader_ctx_state *state,
>
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