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Józef Kucia
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uint32_t param_type_id[MAX_REG_OUTPUT], param_id[MAX_REG_OUTPUT] = {};
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
DWORD write_mask, reg_idx;
unsigned int i, count;
function_id = compiler->output_setup_function_id;
void_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_VOID, 1);
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_FLOAT, 4);
ptr_type_id = vkd3d_dxbc_compiler_get_pointer_type(compiler, type_id, SpvStorageClassPrivate);
for (i = 0, count = 0; i < ARRAY_SIZE(compiler->private_output_variable); ++i)
{
if (compiler->private_output_variable[i])
param_type_id[count++] = ptr_type_id;
}
function_type_id = vkd3d_spirv_build_op_type_function(builder, void_id, param_type_id, count);
vkd3d_spirv_build_op_function(builder, void_id, function_id,
SpvFunctionControlMaskNone, function_type_id);
vkd3d_spirv_build_op_name(builder, function_id, "setup_output");
for (i = 0; i < ARRAY_SIZE(compiler->private_output_variable); ++i)
{
if (compiler->private_output_variable[i])
param_id[i] = vkd3d_spirv_build_op_function_parameter(builder, ptr_type_id);
}
vkd3d_spirv_build_op_label(builder, vkd3d_spirv_alloc_id(builder));
for (i = 0; i < ARRAY_SIZE(compiler->private_output_variable); ++i)
{
if (compiler->private_output_variable[i])
param_id[i] = vkd3d_spirv_build_op_load(builder, type_id, param_id[i], SpvMemoryAccessMaskNone);
}
for (i = 0; i < signature->element_count; ++i)
{
reg_idx = signature->elements[i].register_idx;
write_mask = signature->elements[i].mask & 0xff;
if (!param_id[reg_idx])
continue;
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val_id = vkd3d_dxbc_compiler_emit_swizzle(compiler, param_id[reg_idx], VKD3DSP_NOSWIZZLE, write_mask);
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if (compiler->output_info[i].component_type != VKD3D_TYPE_FLOAT)
{
type_id = vkd3d_spirv_get_type_id(builder, compiler->output_info[i].component_type,
vkd3d_write_mask_component_count(write_mask));
val_id = vkd3d_spirv_build_op_bitcast(builder, type_id, val_id);
}
vkd3d_spirv_build_op_store(builder, compiler->output_info[i].id, val_id, SpvMemoryAccessMaskNone);
}
vkd3d_spirv_build_op_return(&compiler->spirv_builder);
vkd3d_spirv_build_op_function_end(builder);
}
bool vkd3d_dxbc_compiler_generate_spirv(struct vkd3d_dxbc_compiler *compiler,
struct vkd3d_shader_code *spirv)
{
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
if (compiler->options & VKD3D_SHADER_STRIP_DEBUG)
vkd3d_spirv_stream_clear(&builder->debug_stream);
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vkd3d_spirv_build_op_function_end(builder);
if (compiler->output_setup_function_id)
vkd3d_dxbc_compiler_emit_output_setup_function(compiler);
if (!vkd3d_spirv_compile_module(builder, spirv))
return false;
if (TRACE_ON())
{
vkd3d_spirv_dump(spirv);
vkd3d_spirv_validate(spirv);
}
return true;
}
void vkd3d_dxbc_compiler_destroy(struct vkd3d_dxbc_compiler *compiler)
{
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committed
vkd3d_free(compiler->output_info);
vkd3d_spirv_builder_free(&compiler->spirv_builder);
rb_destroy(&compiler->symbol_table, vkd3d_symbol_free, NULL);
vkd3d_free(compiler);
}