From: Dave Airlie Date: Mon, 19 Feb 2018 19:15:25 +0000 (+0000) Subject: radv/tess: remove last chunk of tess sgprs X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bf9a0ea85350d60304f8bfa664ba0d939af1c729;p=mesa.git radv/tess: remove last chunk of tess sgprs This removes the last TES-specifc user sgpr. Reviewed-by: Samuel Pitoiset Signed-off-by: Dave Airlie --- diff --git a/src/amd/vulkan/radv_nir_to_llvm.c b/src/amd/vulkan/radv_nir_to_llvm.c index a1f7a3469e1..c9782778be5 100644 --- a/src/amd/vulkan/radv_nir_to_llvm.c +++ b/src/amd/vulkan/radv_nir_to_llvm.c @@ -62,7 +62,6 @@ struct radv_shader_context { LLVMValueRef vs_prim_id; LLVMValueRef es2gs_offset; - LLVMValueRef tcs_offchip_layout; LLVMValueRef oc_lds; LLVMValueRef merged_wave_info; LLVMValueRef tess_factor_offset; @@ -533,14 +532,11 @@ static void allocate_user_sgprs(struct radv_shader_context *ctx, } break; case MESA_SHADER_TESS_EVAL: - user_sgpr_info->sgpr_count += 1; break; case MESA_SHADER_GEOMETRY: if (has_previous_stage) { if (previous_stage == MESA_SHADER_VERTEX) { user_sgpr_info->sgpr_count += count_vs_user_sgprs(ctx); - } else { - user_sgpr_info->sgpr_count++; } } user_sgpr_info->sgpr_count += 2; @@ -861,7 +857,6 @@ static void create_function(struct radv_shader_context *ctx, previous_stage, &user_sgpr_info, &args, &desc_sets); - add_arg(&args, ARG_SGPR, ctx->ac.i32, &ctx->tcs_offchip_layout); if (needs_view_index) add_arg(&args, ARG_SGPR, ctx->ac.i32, &ctx->abi.view_index); @@ -896,10 +891,7 @@ static void create_function(struct radv_shader_context *ctx, &user_sgpr_info, &args, &desc_sets); - if (previous_stage == MESA_SHADER_TESS_EVAL) { - add_arg(&args, ARG_SGPR, ctx->ac.i32, - &ctx->tcs_offchip_layout); - } else { + if (previous_stage != MESA_SHADER_TESS_EVAL) { declare_vs_specific_input_sgprs(ctx, stage, has_previous_stage, previous_stage, @@ -1055,7 +1047,6 @@ static void create_function(struct radv_shader_context *ctx, set_loc_shader(ctx, AC_UD_VIEW_INDEX, &user_sgpr_idx, 1); break; case MESA_SHADER_TESS_EVAL: - set_loc_shader(ctx, AC_UD_TES_OFFCHIP_LAYOUT, &user_sgpr_idx, 1); if (ctx->abi.view_index) set_loc_shader(ctx, AC_UD_VIEW_INDEX, &user_sgpr_idx, 1); break; @@ -1066,9 +1057,6 @@ static void create_function(struct radv_shader_context *ctx, has_previous_stage, previous_stage, &user_sgpr_idx); - else - set_loc_shader(ctx, AC_UD_TES_OFFCHIP_LAYOUT, - &user_sgpr_idx, 1); } set_loc_shader(ctx, AC_UD_GS_VS_RING_STRIDE_ENTRIES, &user_sgpr_idx, 2); @@ -1149,35 +1137,27 @@ radv_load_resource(struct ac_shader_abi *abi, LLVMValueRef index, */ static LLVMValueRef get_non_vertex_index_offset(struct radv_shader_context *ctx) { - if (ctx->stage == MESA_SHADER_TESS_CTRL) { - uint32_t num_tcs_outputs = util_last_bit64(ctx->shader_info->info.tcs.outputs_written); - uint32_t output_vertex_size = num_tcs_outputs * 16; - uint32_t pervertex_output_patch_size = ctx->tcs_vertices_per_patch * output_vertex_size; - uint32_t num_patches = ctx->tcs_num_patches; + uint32_t num_patches = ctx->tcs_num_patches; + uint32_t num_tcs_outputs; + if (ctx->stage == MESA_SHADER_TESS_CTRL) + num_tcs_outputs = util_last_bit64(ctx->shader_info->info.tcs.outputs_written); + else + num_tcs_outputs = ctx->options->key.tes.tcs_num_outputs; - return LLVMConstInt(ctx->ac.i32, pervertex_output_patch_size * num_patches, false); - } else - return ac_unpack_param(&ctx->ac, ctx->tcs_offchip_layout, 16, 16); + uint32_t output_vertex_size = num_tcs_outputs * 16; + uint32_t pervertex_output_patch_size = ctx->tcs_vertices_per_patch * output_vertex_size; + + return LLVMConstInt(ctx->ac.i32, pervertex_output_patch_size * num_patches, false); } static LLVMValueRef calc_param_stride(struct radv_shader_context *ctx, LLVMValueRef vertex_index) { LLVMValueRef param_stride; - if (ctx->stage == MESA_SHADER_TESS_CTRL) { - if (vertex_index) - param_stride = LLVMConstInt(ctx->ac.i32, ctx->tcs_vertices_per_patch * ctx->tcs_num_patches, false); - else - param_stride = LLVMConstInt(ctx->ac.i32, ctx->tcs_num_patches, false); - } else { - LLVMValueRef num_patches = LLVMConstInt(ctx->ac.i32, ctx->tcs_num_patches, false); - LLVMValueRef vertices_per_patch = LLVMConstInt(ctx->ac.i32, ctx->tcs_vertices_per_patch, false); - if (vertex_index) - param_stride = LLVMBuildMul(ctx->ac.builder, vertices_per_patch, - num_patches, ""); - else - param_stride = num_patches; - } + if (vertex_index) + param_stride = LLVMConstInt(ctx->ac.i32, ctx->tcs_vertices_per_patch * ctx->tcs_num_patches, false); + else + param_stride = LLVMConstInt(ctx->ac.i32, ctx->tcs_num_patches, false); return param_stride; } diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c index cc7824566e0..b4e96238d76 100644 --- a/src/amd/vulkan/radv_pipeline.c +++ b/src/amd/vulkan/radv_pipeline.c @@ -62,7 +62,6 @@ struct radv_blend_state { struct radv_tessellation_state { uint32_t ls_hs_config; - uint32_t offchip_layout; unsigned num_patches; unsigned lds_size; uint32_t tf_param; @@ -1378,9 +1377,6 @@ calculate_tess_state(struct radv_pipeline *pipeline, tess.lds_size = lds_size; - tess.offchip_layout = (pervertex_output_patch_size * num_patches << 16) | - num_patches; - tess.ls_hs_config = S_028B58_NUM_PATCHES(num_patches) | S_028B58_HS_NUM_INPUT_CP(num_tcs_input_cp) | S_028B58_HS_NUM_OUTPUT_CP(num_tcs_output_cp); @@ -1786,6 +1782,7 @@ void radv_create_shaders(struct radv_pipeline *pipeline, } modules[MESA_SHADER_VERTEX] = NULL; keys[MESA_SHADER_TESS_EVAL].tes.num_patches = pipeline->shaders[MESA_SHADER_TESS_CTRL]->info.tcs.num_patches; + keys[MESA_SHADER_TESS_EVAL].tes.tcs_num_outputs = util_last_bit64(pipeline->shaders[MESA_SHADER_TESS_CTRL]->info.info.tcs.outputs_written); } if (device->physical_device->rad_info.chip_class >= GFX9 && modules[MESA_SHADER_GEOMETRY]) { @@ -1807,6 +1804,7 @@ void radv_create_shaders(struct radv_pipeline *pipeline, } if (i == MESA_SHADER_TESS_EVAL) { keys[MESA_SHADER_TESS_EVAL].tes.num_patches = pipeline->shaders[MESA_SHADER_TESS_CTRL]->info.tcs.num_patches; + keys[MESA_SHADER_TESS_EVAL].tes.tcs_num_outputs = util_last_bit64(pipeline->shaders[MESA_SHADER_TESS_CTRL]->info.info.tcs.outputs_written); } pipeline->shaders[i] = radv_shader_variant_create(device, modules[i], &nir[i], 1, pipeline->layout, @@ -2605,18 +2603,6 @@ radv_pipeline_generate_tess_shaders(struct radeon_winsys_cs *cs, else radeon_set_context_reg(cs, R_028B58_VGT_LS_HS_CONFIG, tess->ls_hs_config); - - struct radv_userdata_info *loc; - - loc = radv_lookup_user_sgpr(pipeline, MESA_SHADER_TESS_EVAL, AC_UD_TES_OFFCHIP_LAYOUT); - if (loc->sgpr_idx != -1) { - uint32_t base_reg = pipeline->user_data_0[MESA_SHADER_TESS_EVAL]; - assert(loc->num_sgprs == 1); - assert(!loc->indirect); - - radeon_set_sh_reg(cs, base_reg + loc->sgpr_idx * 4, - tess->offchip_layout); - } } static void diff --git a/src/amd/vulkan/radv_shader.h b/src/amd/vulkan/radv_shader.h index 984d3357662..4b83095c972 100644 --- a/src/amd/vulkan/radv_shader.h +++ b/src/amd/vulkan/radv_shader.h @@ -63,7 +63,8 @@ struct radv_vs_variant_key { struct radv_tes_variant_key { uint32_t as_es:1; uint32_t export_prim_id:1; - uint32_t num_patches; + uint8_t num_patches; + uint8_t tcs_num_outputs; }; struct radv_tcs_variant_key { @@ -123,7 +124,6 @@ enum radv_ud_index { AC_UD_GS_VS_RING_STRIDE_ENTRIES = AC_UD_VS_MAX_UD, AC_UD_GS_MAX_UD, AC_UD_TCS_MAX_UD, - AC_UD_TES_OFFCHIP_LAYOUT = AC_UD_SHADER_START, AC_UD_TES_MAX_UD, AC_UD_MAX_UD = AC_UD_TCS_MAX_UD, };