yuzu/src/shader_recompiler/backend/glsl/emit_glsl_atomic.cpp
2021-07-22 21:51:36 -04:00

326 lines
13 KiB
C++

// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <string_view>
#include "shader_recompiler/backend/glsl/emit_context.h"
#include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
#include "shader_recompiler/frontend/ir/value.h"
#include "shader_recompiler/profile.h"
namespace Shader::Backend::GLSL {
namespace {
static constexpr std::string_view cas_loop{R"(uint {};
for (;;){{
uint old_value={};
{}=atomicCompSwap({},old_value,{}({},{}));
if ({}==old_value){{break;}}
}})"};
void CasFunction(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value, std::string_view function) {
const auto ret{ctx.reg_alloc.Define(inst)};
const std::string ssbo{fmt::format("ssbo{}[{}]", binding.U32(), offset.U32())};
ctx.Add(cas_loop.data(), ret, ssbo, ret, ssbo, function, ssbo, value, ret);
}
void CasFunctionF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value, std::string_view function) {
const std::string ssbo{fmt::format("ssbo{}[{}]", binding.U32(), offset.U32())};
const std::string u32_value{fmt::format("floatBitsToUint({})", value)};
const auto ret{ctx.reg_alloc.Define(inst)};
const auto ret_32{ret + "_u32"};
ctx.Add(cas_loop.data(), ret_32, ssbo, ret_32, ssbo, function, ssbo, value, ret_32);
ctx.Add("float {}=uintBitsToFloat({});", ret, ret_32);
}
} // namespace
void EmitStorageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
ctx.AddU32("{}=atomicAdd(ssbo{}[{}],{});", inst, binding.U32(), offset.U32(), value);
}
void EmitStorageAtomicSMin32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
const std::string u32_value{fmt::format("uint({})", value)};
CasFunction(ctx, inst, binding, offset, u32_value, "CasMinS32");
}
void EmitStorageAtomicUMin32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
ctx.AddU32("{}=atomicMin(ssbo{}[{}],{});", inst, binding.U32(), offset.U32(), value);
}
void EmitStorageAtomicSMax32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
const std::string u32_value{fmt::format("uint({})", value)};
CasFunction(ctx, inst, binding, offset, u32_value, "CasMaxS32");
}
void EmitStorageAtomicUMax32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
ctx.AddU32("{}=atomicMax(ssbo{}[{}],{});", inst, binding.U32(), offset.U32(), value);
}
void EmitStorageAtomicInc32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
CasFunction(ctx, inst, binding, offset, value, "CasIncrement");
}
void EmitStorageAtomicDec32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
CasFunction(ctx, inst, binding, offset, value, "CasDecrement");
}
void EmitStorageAtomicAnd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
ctx.AddU32("{}=atomicAnd(ssbo{}[{}],{});", inst, binding.U32(), offset.U32(), value);
}
void EmitStorageAtomicOr32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
ctx.AddU32("{}=atomicOr(ssbo{}[{}],{});", inst, binding.U32(), offset.U32(), value);
}
void EmitStorageAtomicXor32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
ctx.AddU32("{}=atomicXor(ssbo{}[{}],{});", inst, binding.U32(), offset.U32(), value);
}
void EmitStorageAtomicExchange32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
ctx.AddU32("{}=atomicExchange(ssbo{}[{}],{});", inst, binding.U32(), offset.U32(), value);
}
void EmitStorageAtomicIAdd64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
// LOG_WARNING(..., "Op falling to non-atomic");
ctx.AddU64("{}=uint64_t(uvec2(ssbo{}[{}],ssbo{}[{}]));", inst, binding.U32(), offset.U32(),
binding.U32(), offset.U32() + 1);
ctx.Add("ssbo{}[{}]+=unpackUint2x32({}).x;ssbo{}[{}]+=unpackUint2x32({}).y;", binding.U32(),
offset.U32(), value, binding.U32(), offset.U32() + 1, value);
}
void EmitStorageAtomicSMin64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
// LOG_WARNING(..., "Op falling to non-atomic");
ctx.AddS64("{}=int64_t(ivec2(ssbo{}[{}],ssbo{}[{}]));", inst, binding.U32(), offset.U32(),
binding.U32(), offset.U32() + 1);
ctx.Add("for(int i=0;i<2;++i){{ "
"ssbo{}[{}+i]=uint(min(int(ssbo{}[{}+i]),unpackInt2x32(int64_t({}))[i]));}}",
binding.U32(), offset.U32(), binding.U32(), offset.U32(), value);
}
void EmitStorageAtomicUMin64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
// LOG_WARNING(..., "Op falling to non-atomic");
ctx.AddU64("{}=uint64_t(uvec2(ssbo{}[{}],ssbo{}[{}]));", inst, binding.U32(), offset.U32(),
binding.U32(), offset.U32() + 1);
ctx.Add(
"for(int i=0;i<2;++i){{ ssbo{}[{}+i]=min(ssbo{}[{}+i],unpackUint2x32(uint64_t({}))[i]);}}",
binding.U32(), offset.U32(), binding.U32(), offset.U32(), value);
}
void EmitStorageAtomicSMax64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
// LOG_WARNING(..., "Op falling to non-atomic");
ctx.AddS64("{}=int64_t(ivec2(ssbo{}[{}],ssbo{}[{}]));", inst, binding.U32(), offset.U32(),
binding.U32(), offset.U32() + 1);
ctx.Add("for(int i=0;i<2;++i){{ "
"ssbo{}[{}+i]=uint(max(int(ssbo{}[{}+i]),unpackInt2x32(int64_t({}))[i]));}}",
binding.U32(), offset.U32(), binding.U32(), offset.U32(), value);
}
void EmitStorageAtomicUMax64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
// LOG_WARNING(..., "Op falling to non-atomic");
ctx.AddU64("{}=uint64_t(uvec2(ssbo{}[{}],ssbo{}[{}]));", inst, binding.U32(), offset.U32(),
binding.U32(), offset.U32() + 1);
ctx.Add(
"for(int i=0;i<2;++i){{ssbo{}[{}+i]=max(ssbo{}[{}+i],unpackUint2x32(uint64_t({}))[i]);}}",
binding.U32(), offset.U32(), binding.U32(), offset.U32(), value);
}
void EmitStorageAtomicAnd64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
ctx.AddU64("{}=uint64_t(uvec2(atomicAnd(ssbo{}[{}],unpackUint2x32({}).x),atomicAnd(ssbo{}[{}],"
"unpackUint2x32({}).y)));",
inst, binding.U32(), offset.U32(), value, binding.U32(), offset.U32() + 1, value);
}
void EmitStorageAtomicOr64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
ctx.AddU64("{}=uint64_t(uvec2(atomicOr(ssbo{}[{}],unpackUint2x32({}).x),atomicOr(ssbo{}[{}],"
"unpackUint2x32({}).y)));",
inst, binding.U32(), offset.U32(), value, binding.U32(), offset.U32() + 1, value);
}
void EmitStorageAtomicXor64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
ctx.AddU64("{}=uint64_t(uvec2(atomicXor(ssbo{}[{}],unpackUint2x32({}).x),atomicXor(ssbo{}[{}],"
"unpackUint2x32({}).y)));",
inst, binding.U32(), offset.U32(), value, binding.U32(), offset.U32() + 1, value);
}
void EmitStorageAtomicExchange64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
ctx.AddU64("{}=uint64_t(uvec2(atomicExchange(ssbo{}[{}],unpackUint2x32({}).x),atomicExchange("
"ssbo{}[{}],unpackUint2x32({}).y)));",
inst, binding.U32(), offset.U32(), value, binding.U32(), offset.U32() + 1, value);
}
void EmitStorageAtomicAddF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
CasFunctionF32(ctx, inst, binding, offset, value, "CasFloatAdd");
}
void EmitStorageAtomicAddF16x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
CasFunction(ctx, inst, binding, offset, value, "CasFloatAdd16x2");
}
void EmitStorageAtomicAddF32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
CasFunction(ctx, inst, binding, offset, value, "CasFloatAdd32x2");
}
void EmitStorageAtomicMinF16x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
CasFunction(ctx, inst, binding, offset, value, "CasFloatMin16x2");
}
void EmitStorageAtomicMinF32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
CasFunction(ctx, inst, binding, offset, value, "CasFloatMin32x2");
}
void EmitStorageAtomicMaxF16x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
CasFunction(ctx, inst, binding, offset, value, "CasFloatMax16x2");
}
void EmitStorageAtomicMaxF32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset, std::string_view value) {
CasFunction(ctx, inst, binding, offset, value, "CasFloatMax32x2");
}
void EmitGlobalAtomicIAdd32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicSMin32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicUMin32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicSMax32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicUMax32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicInc32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicDec32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicAnd32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicOr32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicXor32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicExchange32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicIAdd64(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicSMin64(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicUMin64(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicSMax64(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicUMax64(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicInc64(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicDec64(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicAnd64(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicOr64(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicXor64(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicExchange64(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicAddF32(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicAddF16x2(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicAddF32x2(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicMinF16x2(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicMinF32x2(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicMaxF16x2(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
void EmitGlobalAtomicMaxF32x2(EmitContext&) {
throw NotImplementedException("GLSL Instrucion");
}
} // namespace Shader::Backend::GLSL