From 2ab8cf6de52e8a07079e56b405d0f70f6fa6879a Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Wed, 25 Jul 2018 01:35:11 -0400 Subject: [PATCH] radeonsi: don't load block dimensions into SGPRs if they are not variable --- src/gallium/drivers/radeonsi/si_compute.c | 8 ++++---- src/gallium/drivers/radeonsi/si_compute.h | 3 +-- src/gallium/drivers/radeonsi/si_shader.c | 3 ++- 3 files changed, 7 insertions(+), 7 deletions(-) diff --git a/src/gallium/drivers/radeonsi/si_compute.c b/src/gallium/drivers/radeonsi/si_compute.c index 2349be95849..ea6fa3e999d 100644 --- a/src/gallium/drivers/radeonsi/si_compute.c +++ b/src/gallium/drivers/radeonsi/si_compute.c @@ -123,10 +123,10 @@ static void si_create_compute_state_async(void *job, int thread_index) program->shader.selector = &sel; program->shader.is_monolithic = true; program->uses_grid_size = sel.info.uses_grid_size; - program->uses_block_size = sel.info.uses_block_size; program->uses_bindless_samplers = sel.info.uses_bindless_samplers; program->uses_bindless_images = sel.info.uses_bindless_images; - program->variable_group_size = + program->reads_variable_block_size = + sel.info.uses_block_size && sel.info.properties[TGSI_PROPERTY_CS_FIXED_BLOCK_WIDTH] == 0; void *ir_binary = si_get_ir_binary(&sel); @@ -159,7 +159,7 @@ static void si_create_compute_state_async(void *job, int thread_index) bool scratch_enabled = shader->config.scratch_bytes_per_wave > 0; unsigned user_sgprs = SI_NUM_RESOURCE_SGPRS + (sel.info.uses_grid_size ? 3 : 0) + - (sel.info.uses_block_size ? 3 : 0); + (program->reads_variable_block_size ? 3 : 0); shader->config.rsrc1 = S_00B848_VGPRS((shader->config.num_vgprs - 1) / 4) | @@ -744,7 +744,7 @@ static void si_setup_tgsi_grid(struct si_context *sctx, radeon_emit(cs, info->grid[1]); radeon_emit(cs, info->grid[2]); } - if (program->variable_group_size && program->uses_block_size) { + if (program->reads_variable_block_size) { radeon_set_sh_reg_seq(cs, block_size_reg, 3); radeon_emit(cs, info->block[0]); radeon_emit(cs, info->block[1]); diff --git a/src/gallium/drivers/radeonsi/si_compute.h b/src/gallium/drivers/radeonsi/si_compute.h index 3a4cdea25ef..ef8b4aec4df 100644 --- a/src/gallium/drivers/radeonsi/si_compute.h +++ b/src/gallium/drivers/radeonsi/si_compute.h @@ -53,11 +53,10 @@ struct si_compute { struct pipe_resource *global_buffers[MAX_GLOBAL_BUFFERS]; unsigned use_code_object_v2 : 1; - unsigned variable_group_size : 1; unsigned uses_grid_size:1; - unsigned uses_block_size:1; unsigned uses_bindless_samplers:1; unsigned uses_bindless_images:1; + bool reads_variable_block_size; }; void si_destroy_compute(struct si_compute *program); diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c index 3afdca52ea6..30e150eb6c0 100644 --- a/src/gallium/drivers/radeonsi/si_shader.c +++ b/src/gallium/drivers/radeonsi/si_shader.c @@ -4997,7 +4997,8 @@ static void create_function(struct si_shader_context *ctx) declare_per_stage_desc_pointers(ctx, &fninfo, true); if (shader->selector->info.uses_grid_size) add_arg_assign(&fninfo, ARG_SGPR, v3i32, &ctx->abi.num_work_groups); - if (shader->selector->info.uses_block_size) + if (shader->selector->info.uses_block_size && + shader->selector->info.properties[TGSI_PROPERTY_CS_FIXED_BLOCK_WIDTH] == 0) ctx->param_block_size = add_arg(&fninfo, ARG_SGPR, v3i32); for (i = 0; i < 3; i++) { -- 2.30.2