Mirrors/yuzu
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

shader/other: Implement MEMBAR.CTS

Browse source 
This silences an assertion we were hitting and uses workgroup memory
barriers when the game requests it.
This commit is contained in:
ReinUsesLisp 2020-05-15 02:52:35 -03:00
parent 508242c267
commit 32e6727dae
4 changed files with 27 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

14
src/video_core/shader/decode/other.cpp
View file

@ -299,9 +299,19 @@ u32 ShaderIR::DecodeOther(NodeBlock& bb, u32 pc) {
break;
}
case OpCode::Id::MEMBAR: {
UNIMPLEMENTED_IF(instr.membar.type != Tegra::Shader::MembarType::GL);
UNIMPLEMENTED_IF(instr.membar.unknown != Tegra::Shader::MembarUnknown::Default);
bb.push_back(Operation(OperationCode::MemoryBarrierGL));
const OperationCode type = [instr] {
switch (instr.membar.type) {
case Tegra::Shader::MembarType::CTA:
return OperationCode::MemoryBarrierGroup;
case Tegra::Shader::MembarType::GL:
return OperationCode::MemoryBarrierGlobal;
default:
UNIMPLEMENTED_MSG("MEMBAR type={}", static_cast<int>(instr.membar.type.Value()));
return OperationCode::MemoryBarrierGlobal;
}
}();
bb.push_back(Operation(type));
break;
}
case OpCode::Id::DEPBAR: {

5
src/video_core/shader/node.h
View file

@ -233,8 +233,9 @@ enum class OperationCode {
ThreadLtMask, /// () -> uint
ShuffleIndexed, /// (uint value, uint index) -> uint
Barrier, /// () -> void
MemoryBarrierGL, /// () -> void
Barrier, /// () -> void
MemoryBarrierGroup, /// () -> void
MemoryBarrierGlobal, /// () -> void
Amount,
};