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vkd3d-shader: Handle partial shader output updates in epilogue functions.

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Fork and join phases quite often write only a few components of an
output variable.

Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Józef Kucia 2019-02-26 12:27:56 +01:00 committed by Alexandre Julliard
parent bc441fd6c6
commit 0328118947
1 changed files with 20 additions and 11 deletions
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31
libs/vkd3d-shader/spirv.c
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@ -1980,6 +1980,7 @@ struct vkd3d_dxbc_compiler
uint32_t array_element_mask;
} *output_info;
uint32_t private_output_variable[MAX_REG_OUTPUT + 1]; /* 1 entry for oDepth */
uint32_t private_output_variable_write_mask[MAX_REG_OUTPUT + 1]; /* 1 entry for oDepth */
uint32_t epilogue_function_id;
uint32_t dummy_sampler_id;
@ -3998,6 +3999,7 @@ static void vkd3d_dxbc_compiler_emit_output(struct vkd3d_dxbc_compiler *compiler
{
unsigned int idx = vkd3d_dxbc_compiler_get_output_variable_index(compiler, reg->idx[0].offset);
compiler->private_output_variable[idx] = var_id;
compiler->private_output_variable_write_mask[idx] |= dst->write_mask;
if (!compiler->epilogue_function_id)
compiler->epilogue_function_id = vkd3d_spirv_alloc_id(builder);
}
@ -4045,15 +4047,16 @@ static void vkd3d_dxbc_compiler_emit_shader_phase_output(struct vkd3d_dxbc_compi
static void vkd3d_dxbc_compiler_emit_store_shader_output(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_signature_element *output,
const struct vkd3d_shader_output_info *output_info, uint32_t val_id)
const struct vkd3d_shader_output_info *output_info, uint32_t val_id, unsigned int write_mask)
{
unsigned int dst_write_mask, use_mask, uninit_mask, swizzle, mask;
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
uint32_t type_id, zero_id, ptr_type_id, chain_id, object_id;
uint32_t write_mask, use_mask, uninit_mask, swizzle, mask;
uint32_t output_id, indexes[1];
unsigned int i, index;
uint32_t output_id;
write_mask = output->mask & 0xff;
dst_write_mask = output->mask & 0xff;
write_mask &= dst_write_mask;
use_mask = (output->mask >> 8) & 0xff;
if (output_info->component_type != VKD3D_TYPE_FLOAT)
@ -4063,10 +4066,11 @@ static void vkd3d_dxbc_compiler_emit_store_shader_output(struct vkd3d_dxbc_compi
}
swizzle = get_shader_output_swizzle(compiler, output->register_index);
uninit_mask = write_mask & use_mask;
uninit_mask = dst_write_mask & use_mask;
if (uninit_mask)
{
/* Set values to 0 for not initialized shader output components. */
write_mask |= uninit_mask;
zero_id = vkd3d_dxbc_compiler_get_constant_vector(compiler,
output_info->component_type, VKD3D_VEC4_SIZE, 0);
val_id = vkd3d_dxbc_compiler_emit_vector_shuffle(compiler,
@ -4083,7 +4087,8 @@ static void vkd3d_dxbc_compiler_emit_store_shader_output(struct vkd3d_dxbc_compi
if (!output_info->array_element_mask)
{
vkd3d_spirv_build_op_store(builder, output_id, val_id, SpvMemoryAccessMaskNone);
vkd3d_dxbc_compiler_emit_store(compiler,
output_id, dst_write_mask, output_info->component_type, SpvStorageClassOutput, write_mask, val_id);
return;
}
@ -4096,12 +4101,13 @@ static void vkd3d_dxbc_compiler_emit_store_shader_output(struct vkd3d_dxbc_compi
if (!(write_mask & (VKD3DSP_WRITEMASK_0 << i)))
continue;
indexes[0] = vkd3d_dxbc_compiler_get_constant_uint(compiler, index++);
chain_id = vkd3d_spirv_build_op_access_chain(builder, ptr_type_id,
output_id, indexes, ARRAY_SIZE(indexes));
chain_id = vkd3d_spirv_build_op_access_chain1(builder,
ptr_type_id, output_id, vkd3d_dxbc_compiler_get_constant_uint(compiler, index));
object_id = vkd3d_dxbc_compiler_emit_swizzle(compiler, val_id,
write_mask, output_info->component_type, VKD3D_NO_SWIZZLE, VKD3DSP_WRITEMASK_0 << i);
vkd3d_spirv_build_op_store(builder, chain_id, object_id, SpvMemoryAccessMaskNone);
vkd3d_dxbc_compiler_emit_store(compiler, chain_id, VKD3DSP_WRITEMASK_0 << index,
output_info->component_type, SpvStorageClassOutput, VKD3DSP_WRITEMASK_0 << i, object_id);
++index;
}
}
@ -4116,6 +4122,7 @@ static void vkd3d_dxbc_compiler_emit_shader_epilogue_function(struct vkd3d_dxbc_
STATIC_ASSERT(ARRAY_SIZE(compiler->private_output_variable) == ARRAY_SIZE(param_id));
STATIC_ASSERT(ARRAY_SIZE(compiler->private_output_variable) == ARRAY_SIZE(param_type_id));
STATIC_ASSERT(ARRAY_SIZE(compiler->private_output_variable) == ARRAY_SIZE(compiler->private_output_variable_write_mask));
function_id = compiler->epilogue_function_id;
@ -4155,7 +4162,8 @@ static void vkd3d_dxbc_compiler_emit_shader_epilogue_function(struct vkd3d_dxbc_
continue;
vkd3d_dxbc_compiler_emit_store_shader_output(compiler,
&signature->elements[i], &compiler->output_info[i], param_id[variable_idx]);
&signature->elements[i], &compiler->output_info[i],
param_id[variable_idx], compiler->private_output_variable_write_mask[variable_idx]);
}
vkd3d_spirv_build_op_return(&compiler->spirv_builder);
@ -4163,6 +4171,7 @@ static void vkd3d_dxbc_compiler_emit_shader_epilogue_function(struct vkd3d_dxbc_
memset(compiler->output_info, 0, signature->element_count * sizeof(*compiler->output_info));
memset(compiler->private_output_variable, 0, sizeof(compiler->private_output_variable));
memset(compiler->private_output_variable_write_mask, 0, sizeof(compiler->private_output_variable_write_mask));
compiler->epilogue_function_id = 0;
}