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shader_decode: SULD.D avoid duplicate code block.

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This commit is contained in:
namkazy 2020-04-06 13:34:06 +07:00
parent 7f5696513f
commit 9efa51311f
1 changed files with 2 additions and 39 deletions
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41
src/video_core/shader/decode/image.cpp
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@ -272,7 +272,7 @@ std::size_t GetImageTypeNumCoordinates(Tegra::Shader::ImageType image_type) {
} // Anonymous namespace
Node ShaderIR::GetComponentValue(ComponentType component_type, u32 component_size,
const Node original_value, bool* is_signed) {
Node original_value, bool* is_signed) {
switch (component_type) {
case ComponentType::SNORM: {
*is_signed = true;
@ -366,38 +366,7 @@ u32 ShaderIR::DecodeImage(NodeBlock& bb, u32 pc) {
const auto comp_mask = GetImageComponentMask(descriptor.format);
switch (instr.suldst.GetStoreDataLayout()) {
case StoreType::Bits32: {
u32 shifted_counter = 0;
Node value = Immediate(0);
for (u32 element = 0; element < 4; ++element) {
if (!IsComponentEnabled(comp_mask, element)) {
continue;
}
const auto component_type = GetComponentType(descriptor, element);
const auto component_size = GetComponentSize(descriptor.format, element);
bool is_signed = true;
MetaImage meta{image, {}, element};
Node converted_value = GetComponentValue(
component_type, component_size,
Operation(OperationCode::ImageLoad, meta, GetCoordinates(type)),
&is_signed);
// shift element to correct position
const auto shifted = shifted_counter;
if (shifted > 0) {
converted_value =
SignedOperation(OperationCode::ILogicalShiftLeft, is_signed,
std::move(converted_value), Immediate(shifted));
}
shifted_counter += component_size;
// add value into result
value = Operation(OperationCode::UBitwiseOr, value, std::move(converted_value));
}
SetRegister(bb, instr.gpr0.Value(), std::move(value));
break;
}
case StoreType::Bits32:
case StoreType::Bits64: {
u32 indexer = 0;
u32 shifted_counter = 0;
@ -432,12 +401,6 @@ u32 ShaderIR::DecodeImage(NodeBlock& bb, u32 pc) {
// if we shifted enough for 1 byte -> we save it into temp
if (shifted_counter >= 32) {
SetTemporary(bb, indexer++, std::move(value));
// we only use 2 bytes for bits64
if (indexer >= 2) {
break;
}
// reset counter and value to prepare pack next byte
value = Immediate(0);
shifted_counter = 0;