Module: vkd3d Branch: master Commit: 170bb60baae7cd2e44236e0aebeaf6263d9444db URL: https://source.winehq.org/git/vkd3d.git/?a=commit;h=170bb60baae7cd2e44236e0a...
Author: Józef Kucia jkucia@codeweavers.com Date: Wed Oct 17 17:59:36 2018 +0200
vkd3d-shader: Add support for OpenGL atomic counters.
Signed-off-by: Józef Kucia jkucia@codeweavers.com Signed-off-by: Henri Verbeet hverbeet@codeweavers.com Signed-off-by: Alexandre Julliard julliard@winehq.org
---
include/private/vkd3d_shader.h | 1 + libs/vkd3d-shader/spirv.c | 46 +++++++++++++++++++++++++++++++++--------- 2 files changed, 37 insertions(+), 10 deletions(-)
diff --git a/include/private/vkd3d_shader.h b/include/private/vkd3d_shader.h index 121fa75..f0ff82b 100644 --- a/include/private/vkd3d_shader.h +++ b/include/private/vkd3d_shader.h @@ -96,6 +96,7 @@ struct vkd3d_shader_uav_counter_binding unsigned int register_index; /* u# */
struct vkd3d_shader_descriptor_binding binding; + unsigned int offset; };
struct vkd3d_shader_push_constant_buffer diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c index fce6e03..7cf58f8 100644 --- a/libs/vkd3d-shader/spirv.c +++ b/libs/vkd3d-shader/spirv.c @@ -1988,6 +1988,11 @@ static enum vkd3d_shader_target vkd3d_dxbc_compiler_get_target(const struct vkd3 return args ? args->target : VKD3D_SHADER_TARGET_SPIRV_VULKAN_1_0; }
+static bool vkd3d_dxbc_compiler_is_opengl_target(const struct vkd3d_dxbc_compiler *compiler) +{ + return vkd3d_dxbc_compiler_get_target(compiler) == VKD3D_SHADER_TARGET_SPIRV_OPENGL_4_5; +} + static bool vkd3d_dxbc_compiler_check_shader_visibility(const struct vkd3d_dxbc_compiler *compiler, enum vkd3d_shader_visibility visibility) { @@ -2062,6 +2067,9 @@ static struct vkd3d_shader_descriptor_binding vkd3d_dxbc_compiler_get_descriptor { const struct vkd3d_shader_uav_counter_binding *current = &shader_interface->uav_counters[i];
+ if (current->offset) + FIXME("Atomic counter offsets are not supported yet.\n"); + /* FIXME: Implement shader visibility for UAV counters. */ if (current->register_index == reg_idx) return current->binding; @@ -3837,11 +3845,11 @@ static void vkd3d_dxbc_compiler_emit_resource_declaration(struct vkd3d_dxbc_comp const struct vkd3d_shader_register *reg, enum vkd3d_shader_resource_type resource_type, enum vkd3d_data_type resource_data_type, unsigned int structure_stride, bool raw) { - const SpvStorageClass storage_class = SpvStorageClassUniformConstant; + uint32_t counter_type_id, type_id, ptr_type_id, var_id, counter_var_id = 0; const struct vkd3d_shader_scan_info *scan_info = compiler->scan_info; struct vkd3d_spirv_builder *builder = &compiler->spirv_builder; + SpvStorageClass storage_class = SpvStorageClassUniformConstant; const struct vkd3d_spirv_resource_type *resource_type_info; - uint32_t type_id, ptr_type_id, var_id, counter_var_id = 0; enum vkd3d_component_type sampled_type; struct vkd3d_symbol resource_symbol; bool is_uav; @@ -3872,6 +3880,15 @@ static void vkd3d_dxbc_compiler_emit_resource_declaration(struct vkd3d_dxbc_comp if (is_uav && (scan_info->uav_counter_mask & (1u << reg->idx[0].offset))) { assert(structure_stride); /* counters are valid only for structured buffers */ + + if (vkd3d_dxbc_compiler_is_opengl_target(compiler)) + { + vkd3d_spirv_enable_capability(builder, SpvCapabilityAtomicStorage); + storage_class = SpvStorageClassAtomicCounter; + counter_type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_UINT, 1); + ptr_type_id = vkd3d_spirv_get_op_type_pointer(builder, storage_class, counter_type_id); + } + counter_var_id = vkd3d_spirv_build_op_variable(builder, &builder->global_stream, ptr_type_id, storage_class, 0);
@@ -5901,7 +5918,8 @@ static void vkd3d_dxbc_compiler_emit_uav_counter_instruction(struct vkd3d_dxbc_c struct vkd3d_spirv_builder *builder = &compiler->spirv_builder; const struct vkd3d_shader_dst_param *dst = instruction->dst; const struct vkd3d_shader_src_param *src = instruction->src; - uint32_t ptr_type_id, type_id, image_id, result_id; + unsigned int memory_semantics = SpvMemorySemanticsMaskNone; + uint32_t ptr_type_id, type_id, counter_id, result_id; uint32_t coordinate_id, sample_id, pointer_id; const struct vkd3d_symbol *resource_symbol; uint32_t operands[3]; @@ -5911,18 +5929,26 @@ static void vkd3d_dxbc_compiler_emit_uav_counter_instruction(struct vkd3d_dxbc_c ? SpvOpAtomicIIncrement : SpvOpAtomicIDecrement;
resource_symbol = vkd3d_dxbc_compiler_find_resource(compiler, &src->reg); - image_id = resource_symbol->info.resource.uav_counter_id; - assert(image_id); + counter_id = resource_symbol->info.resource.uav_counter_id; + assert(counter_id);
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_UINT, 1); - ptr_type_id = vkd3d_spirv_get_op_type_pointer(builder, SpvStorageClassImage, type_id); - coordinate_id = sample_id = vkd3d_dxbc_compiler_get_constant_uint(compiler, 0); - pointer_id = vkd3d_spirv_build_op_image_texel_pointer(builder, - ptr_type_id, image_id, coordinate_id, sample_id); + if (vkd3d_dxbc_compiler_is_opengl_target(compiler)) + { + pointer_id = counter_id; + memory_semantics |= SpvMemorySemanticsAtomicCounterMemoryMask; + } + else + { + ptr_type_id = vkd3d_spirv_get_op_type_pointer(builder, SpvStorageClassImage, type_id); + coordinate_id = sample_id = vkd3d_dxbc_compiler_get_constant_uint(compiler, 0); + pointer_id = vkd3d_spirv_build_op_image_texel_pointer(builder, + ptr_type_id, counter_id, coordinate_id, sample_id); + }
operands[0] = pointer_id; operands[1] = vkd3d_dxbc_compiler_get_constant_uint(compiler, SpvScopeDevice); - operands[2] = vkd3d_dxbc_compiler_get_constant_uint(compiler, SpvMemorySemanticsMaskNone); + operands[2] = vkd3d_dxbc_compiler_get_constant_uint(compiler, memory_semantics); result_id = vkd3d_spirv_build_op_trv(builder, &builder->function_stream, op, type_id, operands, ARRAY_SIZE(operands)); if (op == SpvOpAtomicIDecrement)