yuzu/src/shader_recompiler/backend/spirv/emit_spirv_atomic.cpp
2021-07-22 21:51:35 -04:00

449 lines
18 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/backend/spirv/emit_spirv_instructions.h"
namespace Shader::Backend::SPIRV {
namespace {
Id SharedPointer(EmitContext& ctx, Id offset, u32 index_offset = 0) {
const Id shift_id{ctx.Const(2U)};
Id index{ctx.OpShiftRightArithmetic(ctx.U32[1], offset, shift_id)};
if (index_offset > 0) {
index = ctx.OpIAdd(ctx.U32[1], index, ctx.Const(index_offset));
}
return ctx.profile.support_explicit_workgroup_layout
? ctx.OpAccessChain(ctx.shared_u32, ctx.shared_memory_u32, ctx.u32_zero_value, index)
: ctx.OpAccessChain(ctx.shared_u32, ctx.shared_memory_u32, index);
}
Id StorageIndex(EmitContext& ctx, const IR::Value& offset, size_t element_size) {
if (offset.IsImmediate()) {
const u32 imm_offset{static_cast<u32>(offset.U32() / element_size)};
return ctx.Const(imm_offset);
}
const u32 shift{static_cast<u32>(std::countr_zero(element_size))};
const Id index{ctx.Def(offset)};
if (shift == 0) {
return index;
}
const Id shift_id{ctx.Const(shift)};
return ctx.OpShiftRightLogical(ctx.U32[1], index, shift_id);
}
Id StoragePointer(EmitContext& ctx, const StorageTypeDefinition& type_def,
Id StorageDefinitions::*member_ptr, const IR::Value& binding,
const IR::Value& offset, size_t element_size) {
if (!binding.IsImmediate()) {
throw NotImplementedException("Dynamic storage buffer indexing");
}
const Id ssbo{ctx.ssbos[binding.U32()].*member_ptr};
const Id index{StorageIndex(ctx, offset, element_size)};
return ctx.OpAccessChain(type_def.element, ssbo, ctx.u32_zero_value, index);
}
std::pair<Id, Id> AtomicArgs(EmitContext& ctx) {
const Id scope{ctx.Const(static_cast<u32>(spv::Scope::Device))};
const Id semantics{ctx.u32_zero_value};
return {scope, semantics};
}
Id SharedAtomicU32(EmitContext& ctx, Id offset, Id value,
Id (Sirit::Module::*atomic_func)(Id, Id, Id, Id, Id)) {
const Id pointer{SharedPointer(ctx, offset)};
const auto [scope, semantics]{AtomicArgs(ctx)};
return (ctx.*atomic_func)(ctx.U32[1], pointer, scope, semantics, value);
}
Id StorageAtomicU32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset, Id value,
Id (Sirit::Module::*atomic_func)(Id, Id, Id, Id, Id)) {
const Id pointer{StoragePointer(ctx, ctx.storage_types.U32, &StorageDefinitions::U32, binding,
offset, sizeof(u32))};
const auto [scope, semantics]{AtomicArgs(ctx)};
return (ctx.*atomic_func)(ctx.U32[1], pointer, scope, semantics, value);
}
Id StorageAtomicU64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset, Id value,
Id (Sirit::Module::*atomic_func)(Id, Id, Id, Id, Id),
Id (Sirit::Module::*non_atomic_func)(Id, Id, Id)) {
if (ctx.profile.support_int64_atomics) {
const Id pointer{StoragePointer(ctx, ctx.storage_types.U64, &StorageDefinitions::U64,
binding, offset, sizeof(u64))};
const auto [scope, semantics]{AtomicArgs(ctx)};
return (ctx.*atomic_func)(ctx.U64, pointer, scope, semantics, value);
}
LOG_ERROR(Shader_SPIRV, "Int64 atomics not supported, fallback to non-atomic");
const Id pointer{StoragePointer(ctx, ctx.storage_types.U32x2, &StorageDefinitions::U32x2,
binding, offset, sizeof(u32[2]))};
const Id original_value{ctx.OpBitcast(ctx.U64, ctx.OpLoad(ctx.U32[2], pointer))};
const Id result{(ctx.*non_atomic_func)(ctx.U64, value, original_value)};
ctx.OpStore(pointer, ctx.OpBitcast(ctx.U32[2], result));
return original_value;
}
} // Anonymous namespace
Id EmitSharedAtomicIAdd32(EmitContext& ctx, Id offset, Id value) {
return SharedAtomicU32(ctx, offset, value, &Sirit::Module::OpAtomicIAdd);
}
Id EmitSharedAtomicSMin32(EmitContext& ctx, Id offset, Id value) {
return SharedAtomicU32(ctx, offset, value, &Sirit::Module::OpAtomicSMin);
}
Id EmitSharedAtomicUMin32(EmitContext& ctx, Id offset, Id value) {
return SharedAtomicU32(ctx, offset, value, &Sirit::Module::OpAtomicUMin);
}
Id EmitSharedAtomicSMax32(EmitContext& ctx, Id offset, Id value) {
return SharedAtomicU32(ctx, offset, value, &Sirit::Module::OpAtomicSMax);
}
Id EmitSharedAtomicUMax32(EmitContext& ctx, Id offset, Id value) {
return SharedAtomicU32(ctx, offset, value, &Sirit::Module::OpAtomicUMax);
}
Id EmitSharedAtomicInc32(EmitContext& ctx, Id offset, Id value) {
const Id shift_id{ctx.Const(2U)};
const Id index{ctx.OpShiftRightArithmetic(ctx.U32[1], offset, shift_id)};
return ctx.OpFunctionCall(ctx.U32[1], ctx.increment_cas_shared, index, value);
}
Id EmitSharedAtomicDec32(EmitContext& ctx, Id offset, Id value) {
const Id shift_id{ctx.Const(2U)};
const Id index{ctx.OpShiftRightArithmetic(ctx.U32[1], offset, shift_id)};
return ctx.OpFunctionCall(ctx.U32[1], ctx.decrement_cas_shared, index, value);
}
Id EmitSharedAtomicAnd32(EmitContext& ctx, Id offset, Id value) {
return SharedAtomicU32(ctx, offset, value, &Sirit::Module::OpAtomicAnd);
}
Id EmitSharedAtomicOr32(EmitContext& ctx, Id offset, Id value) {
return SharedAtomicU32(ctx, offset, value, &Sirit::Module::OpAtomicOr);
}
Id EmitSharedAtomicXor32(EmitContext& ctx, Id offset, Id value) {
return SharedAtomicU32(ctx, offset, value, &Sirit::Module::OpAtomicXor);
}
Id EmitSharedAtomicExchange32(EmitContext& ctx, Id offset, Id value) {
return SharedAtomicU32(ctx, offset, value, &Sirit::Module::OpAtomicExchange);
}
Id EmitSharedAtomicExchange64(EmitContext& ctx, Id offset, Id value) {
if (ctx.profile.support_int64_atomics && ctx.profile.support_explicit_workgroup_layout) {
const Id shift_id{ctx.Const(3U)};
const Id index{ctx.OpShiftRightArithmetic(ctx.U32[1], offset, shift_id)};
const Id pointer{
ctx.OpAccessChain(ctx.shared_u64, ctx.shared_memory_u64, ctx.u32_zero_value, index)};
const auto [scope, semantics]{AtomicArgs(ctx)};
return ctx.OpAtomicExchange(ctx.U64, pointer, scope, semantics, value);
}
LOG_ERROR(Shader_SPIRV, "Int64 atomics not supported, fallback to non-atomic");
const Id pointer_1{SharedPointer(ctx, offset, 0)};
const Id pointer_2{SharedPointer(ctx, offset, 1)};
const Id value_1{ctx.OpLoad(ctx.U32[1], pointer_1)};
const Id value_2{ctx.OpLoad(ctx.U32[1], pointer_2)};
const Id new_vector{ctx.OpBitcast(ctx.U32[2], value)};
ctx.OpStore(pointer_1, ctx.OpCompositeExtract(ctx.U32[1], new_vector, 0U));
ctx.OpStore(pointer_2, ctx.OpCompositeExtract(ctx.U32[1], new_vector, 1U));
return ctx.OpBitcast(ctx.U64, ctx.OpCompositeConstruct(ctx.U32[2], value_1, value_2));
}
Id EmitStorageAtomicIAdd32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU32(ctx, binding, offset, value, &Sirit::Module::OpAtomicIAdd);
}
Id EmitStorageAtomicSMin32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU32(ctx, binding, offset, value, &Sirit::Module::OpAtomicSMin);
}
Id EmitStorageAtomicUMin32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU32(ctx, binding, offset, value, &Sirit::Module::OpAtomicUMin);
}
Id EmitStorageAtomicSMax32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU32(ctx, binding, offset, value, &Sirit::Module::OpAtomicSMax);
}
Id EmitStorageAtomicUMax32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU32(ctx, binding, offset, value, &Sirit::Module::OpAtomicUMax);
}
Id EmitStorageAtomicInc32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
const Id ssbo{ctx.ssbos[binding.U32()].U32};
const Id base_index{StorageIndex(ctx, offset, sizeof(u32))};
return ctx.OpFunctionCall(ctx.U32[1], ctx.increment_cas_ssbo, base_index, value, ssbo);
}
Id EmitStorageAtomicDec32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
const Id ssbo{ctx.ssbos[binding.U32()].U32};
const Id base_index{StorageIndex(ctx, offset, sizeof(u32))};
return ctx.OpFunctionCall(ctx.U32[1], ctx.decrement_cas_ssbo, base_index, value, ssbo);
}
Id EmitStorageAtomicAnd32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU32(ctx, binding, offset, value, &Sirit::Module::OpAtomicAnd);
}
Id EmitStorageAtomicOr32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU32(ctx, binding, offset, value, &Sirit::Module::OpAtomicOr);
}
Id EmitStorageAtomicXor32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU32(ctx, binding, offset, value, &Sirit::Module::OpAtomicXor);
}
Id EmitStorageAtomicExchange32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU32(ctx, binding, offset, value, &Sirit::Module::OpAtomicExchange);
}
Id EmitStorageAtomicIAdd64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU64(ctx, binding, offset, value, &Sirit::Module::OpAtomicIAdd,
&Sirit::Module::OpIAdd);
}
Id EmitStorageAtomicSMin64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU64(ctx, binding, offset, value, &Sirit::Module::OpAtomicSMin,
&Sirit::Module::OpSMin);
}
Id EmitStorageAtomicUMin64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU64(ctx, binding, offset, value, &Sirit::Module::OpAtomicUMin,
&Sirit::Module::OpUMin);
}
Id EmitStorageAtomicSMax64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU64(ctx, binding, offset, value, &Sirit::Module::OpAtomicSMax,
&Sirit::Module::OpSMax);
}
Id EmitStorageAtomicUMax64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU64(ctx, binding, offset, value, &Sirit::Module::OpAtomicUMax,
&Sirit::Module::OpUMax);
}
Id EmitStorageAtomicAnd64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU64(ctx, binding, offset, value, &Sirit::Module::OpAtomicAnd,
&Sirit::Module::OpBitwiseAnd);
}
Id EmitStorageAtomicOr64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU64(ctx, binding, offset, value, &Sirit::Module::OpAtomicOr,
&Sirit::Module::OpBitwiseOr);
}
Id EmitStorageAtomicXor64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
return StorageAtomicU64(ctx, binding, offset, value, &Sirit::Module::OpAtomicXor,
&Sirit::Module::OpBitwiseXor);
}
Id EmitStorageAtomicExchange64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
if (ctx.profile.support_int64_atomics) {
const Id pointer{StoragePointer(ctx, ctx.storage_types.U64, &StorageDefinitions::U64,
binding, offset, sizeof(u64))};
const auto [scope, semantics]{AtomicArgs(ctx)};
return ctx.OpAtomicExchange(ctx.U64, pointer, scope, semantics, value);
}
LOG_ERROR(Shader_SPIRV, "Int64 atomics not supported, fallback to non-atomic");
const Id pointer{StoragePointer(ctx, ctx.storage_types.U32x2, &StorageDefinitions::U32x2,
binding, offset, sizeof(u32[2]))};
const Id original{ctx.OpBitcast(ctx.U64, ctx.OpLoad(ctx.U32[2], pointer))};
ctx.OpStore(pointer, value);
return original;
}
Id EmitStorageAtomicAddF32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
const Id ssbo{ctx.ssbos[binding.U32()].U32};
const Id base_index{StorageIndex(ctx, offset, sizeof(u32))};
return ctx.OpFunctionCall(ctx.F32[1], ctx.f32_add_cas, base_index, value, ssbo);
}
Id EmitStorageAtomicAddF16x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
const Id ssbo{ctx.ssbos[binding.U32()].U32};
const Id base_index{StorageIndex(ctx, offset, sizeof(u32))};
const Id result{ctx.OpFunctionCall(ctx.F16[2], ctx.f16x2_add_cas, base_index, value, ssbo)};
return ctx.OpBitcast(ctx.U32[1], result);
}
Id EmitStorageAtomicAddF32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
const Id ssbo{ctx.ssbos[binding.U32()].U32};
const Id base_index{StorageIndex(ctx, offset, sizeof(u32))};
const Id result{ctx.OpFunctionCall(ctx.F32[2], ctx.f32x2_add_cas, base_index, value, ssbo)};
return ctx.OpPackHalf2x16(ctx.U32[1], result);
}
Id EmitStorageAtomicMinF16x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
const Id ssbo{ctx.ssbos[binding.U32()].U32};
const Id base_index{StorageIndex(ctx, offset, sizeof(u32))};
const Id result{ctx.OpFunctionCall(ctx.F16[2], ctx.f16x2_min_cas, base_index, value, ssbo)};
return ctx.OpBitcast(ctx.U32[1], result);
}
Id EmitStorageAtomicMinF32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
const Id ssbo{ctx.ssbos[binding.U32()].U32};
const Id base_index{StorageIndex(ctx, offset, sizeof(u32))};
const Id result{ctx.OpFunctionCall(ctx.F32[2], ctx.f32x2_min_cas, base_index, value, ssbo)};
return ctx.OpPackHalf2x16(ctx.U32[1], result);
}
Id EmitStorageAtomicMaxF16x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
const Id ssbo{ctx.ssbos[binding.U32()].U32};
const Id base_index{StorageIndex(ctx, offset, sizeof(u32))};
const Id result{ctx.OpFunctionCall(ctx.F16[2], ctx.f16x2_max_cas, base_index, value, ssbo)};
return ctx.OpBitcast(ctx.U32[1], result);
}
Id EmitStorageAtomicMaxF32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
Id value) {
const Id ssbo{ctx.ssbos[binding.U32()].U32};
const Id base_index{StorageIndex(ctx, offset, sizeof(u32))};
const Id result{ctx.OpFunctionCall(ctx.F32[2], ctx.f32x2_max_cas, base_index, value, ssbo)};
return ctx.OpPackHalf2x16(ctx.U32[1], result);
}
Id EmitGlobalAtomicIAdd32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicSMin32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicUMin32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicSMax32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicUMax32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicInc32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicDec32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicAnd32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicOr32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicXor32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicExchange32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicIAdd64(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicSMin64(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicUMin64(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicSMax64(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicUMax64(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicInc64(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicDec64(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicAnd64(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicOr64(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicXor64(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicExchange64(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicAddF32(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicAddF16x2(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicAddF32x2(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicMinF16x2(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicMinF32x2(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicMaxF16x2(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
Id EmitGlobalAtomicMaxF32x2(EmitContext&) {
throw NotImplementedException("SPIR-V Instruction");
}
} // namespace Shader::Backend::SPIRV