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authorReinUsesLisp <reinuseslisp@airmail.cc>2021-03-26 20:46:07 +0100
committerameerj <52414509+ameerj@users.noreply.github.com>2021-07-23 03:51:24 +0200
commitd9c5bd9509e82fcde72c18663989931f97ed6518 (patch)
treed6575e66d66a8abc8ee8776c1c2536c052424787 /src/shader_recompiler/frontend/maxwell
parentshader: Add IR opcode for ImageFetch (diff)
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Diffstat (limited to 'src/shader_recompiler/frontend/maxwell')
-rw-r--r--src/shader_recompiler/frontend/maxwell/translate/impl/texture_gather.cpp28
1 files changed, 13 insertions, 15 deletions
diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/texture_gather.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/texture_gather.cpp
index cdf5cb5c4..b2f9cda46 100644
--- a/src/shader_recompiler/frontend/maxwell/translate/impl/texture_gather.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/texture_gather.cpp
@@ -106,17 +106,17 @@ IR::Value MakeOffset(TranslatorVisitor& v, IR::Reg& reg, TextureType type) {
throw NotImplementedException("Invalid texture type {}", type);
}
-IR::Value MakeOffsetPTP(TranslatorVisitor& v, IR::Reg& reg) {
+std::pair<IR::Value, IR::Value> MakeOffsetPTP(TranslatorVisitor& v, IR::Reg& reg) {
const IR::U32 value1{v.X(reg++)};
const IR::U32 value2{v.X(reg++)};
- const IR::U32 bitsize = v.ir.Imm32(6);
- const auto getVector = ([&v, &bitsize](const IR::U32& value, u32 base) {
- return v.ir.CompositeConstruct(
- v.ir.BitFieldExtract(value, v.ir.Imm32(base + 0), bitsize, true),
- v.ir.BitFieldExtract(value, v.ir.Imm32(base + 8), bitsize, true));
- });
- return v.ir.CompositeConstruct(getVector(value1, 0), getVector(value1, 16),
- getVector(value2, 0), getVector(value2, 16));
+ const IR::U32 bitsize{v.ir.Imm32(6)};
+ const auto make_vector{[&v, &bitsize](const IR::U32& value) {
+ return v.ir.CompositeConstruct(v.ir.BitFieldExtract(value, v.ir.Imm32(0), bitsize, true),
+ v.ir.BitFieldExtract(value, v.ir.Imm32(8), bitsize, true),
+ v.ir.BitFieldExtract(value, v.ir.Imm32(16), bitsize, true),
+ v.ir.BitFieldExtract(value, v.ir.Imm32(24), bitsize, true));
+ }};
+ return {make_vector(value1), make_vector(value2)};
}
void Impl(TranslatorVisitor& v, u64 insn, ComponentType component_type, OffsetType offset_type,
@@ -150,14 +150,12 @@ void Impl(TranslatorVisitor& v, u64 insn, ComponentType component_type, OffsetTy
switch (offset_type) {
case OffsetType::None:
break;
- case OffsetType::AOFFI: {
+ case OffsetType::AOFFI:
offset = MakeOffset(v, meta_reg, tld4.type);
break;
- }
- case OffsetType::PTP: {
- offset2 = MakeOffsetPTP(v, meta_reg);
+ case OffsetType::PTP:
+ std::tie(offset, offset2) = MakeOffsetPTP(v, meta_reg);
break;
- }
default:
throw NotImplementedException("Invalid offset type {}", offset_type);
}
@@ -167,7 +165,7 @@ void Impl(TranslatorVisitor& v, u64 insn, ComponentType component_type, OffsetTy
IR::TextureInstInfo info{};
info.type.Assign(GetType(tld4.type, tld4.dc != 0));
info.gather_component.Assign(static_cast<u32>(component_type));
- const IR::Value sample{[&]() -> IR::Value {
+ const IR::Value sample{[&] {
if (tld4.dc == 0) {
return v.ir.ImageGather(handle, coords, offset, offset2, info);
}