yuzu/src/shader_recompiler/backend/spirv/emit_spirv_barriers.cpp
2021-07-22 21:51:28 -04:00

39 lines
1.5 KiB
C++

// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "shader_recompiler/backend/spirv/emit_spirv.h"
#include "shader_recompiler/frontend/ir/modifiers.h"
namespace Shader::Backend::SPIRV {
namespace {
void MemoryBarrier(EmitContext& ctx, spv::Scope scope) {
const auto semantics{
spv::MemorySemanticsMask::AcquireRelease | spv::MemorySemanticsMask::UniformMemory |
spv::MemorySemanticsMask::WorkgroupMemory | spv::MemorySemanticsMask::AtomicCounterMemory |
spv::MemorySemanticsMask::ImageMemory};
ctx.OpMemoryBarrier(ctx.Constant(ctx.U32[1], static_cast<u32>(scope)),
ctx.Constant(ctx.U32[1], static_cast<u32>(semantics)));
}
} // Anonymous namespace
void EmitBarrier(EmitContext& ctx) {
const auto execution{spv::Scope::Workgroup};
const auto memory{spv::Scope::Workgroup};
const auto memory_semantics{spv::MemorySemanticsMask::AcquireRelease |
spv::MemorySemanticsMask::WorkgroupMemory};
ctx.OpControlBarrier(ctx.Constant(ctx.U32[1], static_cast<u32>(execution)),
ctx.Constant(ctx.U32[1], static_cast<u32>(memory)),
ctx.Constant(ctx.U32[1], static_cast<u32>(memory_semantics)));
}
void EmitWorkgroupMemoryBarrier(EmitContext& ctx) {
MemoryBarrier(ctx, spv::Scope::Workgroup);
}
void EmitDeviceMemoryBarrier(EmitContext& ctx) {
MemoryBarrier(ctx, spv::Scope::Device);
}
} // namespace Shader::Backend::SPIRV