Module: vkd3d Branch: master Commit: 3249723972e946507a04656e9259dd8122cc1cde URL: https://gitlab.winehq.org/wine/vkd3d/-/commit/3249723972e946507a04656e9259dd... Author: Conor McCarthy <cmccarthy(a)codeweavers.com> Date: Thu May 18 15:51:53 2023 +1000 vkd3d-shader/spirv: Introduce a Static Single Assignment register type. --- libs/vkd3d-shader/d3d_asm.c | 6 +++- libs/vkd3d-shader/spirv.c | 48 +++++++++++++++++++++++++++++++- libs/vkd3d-shader/vkd3d_shader_private.h | 3 ++ 3 files changed, 55 insertions(+), 2 deletions(-) diff --git a/libs/vkd3d-shader/d3d_asm.c b/libs/vkd3d-shader/d3d_asm.c index ac63624c..ab9e07ca 100644 --- a/libs/vkd3d-shader/d3d_asm.c +++ b/libs/vkd3d-shader/d3d_asm.c @@ -1070,6 +1070,10 @@ static void shader_dump_register(struct vkd3d_d3d_asm_compiler *compiler, const shader_addline(buffer, "undef"); break; + case VKD3DSPR_SSA: + shader_addline(buffer, "sr"); + break; + default: shader_addline(buffer, "<unhandled_rtype(%#x)>", reg->type); break; @@ -1185,7 +1189,7 @@ static void shader_dump_register(struct vkd3d_d3d_asm_compiler *compiler, const { shader_print_subscript_range(compiler, reg->idx[1].offset, reg->idx[2].offset); } - else + else if (reg->type != VKD3DSPR_SSA) { /* For descriptors in sm < 5.1 we move the reg->idx values up one slot * to normalise with 5.1. diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c index 4427e64c..f9eee546 100644 --- a/libs/vkd3d-shader/spirv.c +++ b/libs/vkd3d-shader/spirv.c @@ -2332,6 +2332,9 @@ struct spirv_compiler bool write_tess_geom_point_size; struct vkd3d_string_buffer_cache string_buffers; + + uint32_t *ssa_register_ids; + unsigned int ssa_register_count; }; static bool is_in_default_phase(const struct spirv_compiler *compiler) @@ -2379,6 +2382,8 @@ static void spirv_compiler_destroy(struct spirv_compiler *compiler) shader_signature_cleanup(&compiler->output_signature); shader_signature_cleanup(&compiler->patch_constant_signature); + vkd3d_free(compiler->ssa_register_ids); + vkd3d_free(compiler); } @@ -3697,6 +3702,22 @@ static uint32_t spirv_compiler_emit_load_scalar(struct spirv_compiler *compiler, return val_id; } +static uint32_t spirv_compiler_get_ssa_register_id(const struct spirv_compiler *compiler, + const struct vkd3d_shader_register *reg) +{ + assert(reg->idx[0].offset < compiler->ssa_register_count); + assert(reg->idx_count == 1); + return compiler->ssa_register_ids[reg->idx[0].offset]; +} + +static void spirv_compiler_set_ssa_register_id(const struct spirv_compiler *compiler, + const struct vkd3d_shader_register *reg, uint32_t val_id) +{ + unsigned int i = reg->idx[0].offset; + assert(i < compiler->ssa_register_count); + compiler->ssa_register_ids[i] = val_id; +} + static uint32_t spirv_compiler_emit_load_reg(struct spirv_compiler *compiler, const struct vkd3d_shader_register *reg, DWORD swizzle, DWORD write_mask) { @@ -3716,6 +3737,10 @@ static uint32_t spirv_compiler_emit_load_reg(struct spirv_compiler *compiler, component_count = vkd3d_write_mask_component_count(write_mask); component_type = vkd3d_component_type_from_data_type(reg->data_type); + + if (reg->type == VKD3DSPR_SSA) + return spirv_compiler_get_ssa_register_id(compiler, reg); + if (!spirv_compiler_get_register_info(compiler, reg, ®_info)) { type_id = vkd3d_spirv_get_type_id(builder, component_type, component_count); @@ -3927,6 +3952,12 @@ static void spirv_compiler_emit_store_reg(struct spirv_compiler *compiler, assert(!register_is_constant_or_undef(reg)); + if (reg->type == VKD3DSPR_SSA) + { + spirv_compiler_set_ssa_register_id(compiler, reg, val_id); + return; + } + if (!spirv_compiler_get_register_info(compiler, reg, ®_info)) return; spirv_compiler_emit_dereference_register(compiler, reg, ®_info); @@ -5390,6 +5421,18 @@ static void spirv_compiler_emit_temps(struct spirv_compiler *compiler, uint32_t vkd3d_spirv_end_function_stream_insertion(builder); } +static void spirv_compiler_allocate_ssa_register_ids(struct spirv_compiler *compiler, unsigned int count) +{ + assert(!compiler->ssa_register_ids); + if (!(compiler->ssa_register_ids = vkd3d_calloc(count, sizeof(*compiler->ssa_register_ids)))) + { + ERR("Failed to allocate SSA register value id array, count %u.\n", count); + spirv_compiler_error(compiler, VKD3D_SHADER_ERROR_SPV_OUT_OF_MEMORY, + "Failed to allocate SSA register value id array of count %u.", count); + } + compiler->ssa_register_count = count; +} + static void spirv_compiler_emit_dcl_indexable_temp(struct spirv_compiler *compiler, const struct vkd3d_shader_instruction *instruction) { @@ -6707,7 +6750,8 @@ static void spirv_compiler_emit_mov(struct spirv_compiler *compiler, uint32_t components[VKD3D_VEC4_SIZE]; unsigned int i, component_count; - if (register_is_constant_or_undef(&src->reg) || dst->modifiers || src->modifiers) + if (register_is_constant_or_undef(&src->reg) || src->reg.type == VKD3DSPR_SSA || dst->reg.type == VKD3DSPR_SSA + || dst->modifiers || src->modifiers) goto general_implementation; spirv_compiler_get_register_info(compiler, &dst->reg, &dst_reg_info); @@ -9638,6 +9682,8 @@ static int spirv_compiler_generate_spirv(struct spirv_compiler *compiler, if (parser->shader_desc.temp_count) spirv_compiler_emit_temps(compiler, parser->shader_desc.temp_count); + if (parser->shader_desc.ssa_count) + spirv_compiler_allocate_ssa_register_ids(compiler, parser->shader_desc.ssa_count); spirv_compiler_emit_descriptor_declarations(compiler); diff --git a/libs/vkd3d-shader/vkd3d_shader_private.h b/libs/vkd3d-shader/vkd3d_shader_private.h index 5fd93091..6bc5f6d1 100644 --- a/libs/vkd3d-shader/vkd3d_shader_private.h +++ b/libs/vkd3d-shader/vkd3d_shader_private.h @@ -92,6 +92,7 @@ enum vkd3d_shader_error VKD3D_SHADER_ERROR_SPV_INVALID_DESCRIPTOR_BINDING = 2002, VKD3D_SHADER_ERROR_SPV_DESCRIPTOR_IDX_UNSUPPORTED = 2003, VKD3D_SHADER_ERROR_SPV_STENCIL_EXPORT_UNSUPPORTED = 2004, + VKD3D_SHADER_ERROR_SPV_OUT_OF_MEMORY = 2005, VKD3D_SHADER_WARNING_SPV_INVALID_SWIZZLE = 2300, @@ -529,6 +530,7 @@ enum vkd3d_shader_register_type VKD3DSPR_RASTERIZER, VKD3DSPR_OUTSTENCILREF, VKD3DSPR_UNDEF, + VKD3DSPR_SSA, VKD3DSPR_COUNT, @@ -880,6 +882,7 @@ struct vkd3d_shader_desc struct shader_signature patch_constant_signature; uint32_t temp_count; + unsigned int ssa_count; struct {