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shader_decode: ATOM/ATOMS: add function to avoid code repetition

This commit is contained in:
namkazy 2020-03-30 18:47:50 +07:00
parent c8f6d9effd
commit 4f7bea403a
2 changed files with 53 additions and 70 deletions
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107
src/video_core/shader/decode/memory.cpp
View File

@ -19,7 +19,6 @@ namespace VideoCommon::Shader {
using Tegra::Shader::AtomicOp;
using Tegra::Shader::AtomicType;
using Tegra::Shader::Attribute;
using Tegra::Shader::GlobalAtomicOp;
using Tegra::Shader::GlobalAtomicType;
using Tegra::Shader::Instruction;
using Tegra::Shader::OpCode;
@ -28,6 +27,34 @@ using Tegra::Shader::StoreType;
namespace {
Node getAtomOperation(AtomicOp op, bool is_signed, Node memory, Node data) {
switch (op) {
case AtomicOp::Add:
return SignedOperation(OperationCode::AtomicIAdd, is_signed, std::move(memory),
std::move(data));
case AtomicOp::Min:
return SignedOperation(OperationCode::AtomicIMin, is_signed, std::move(memory),
std::move(data));
case AtomicOp::Max:
return SignedOperation(OperationCode::AtomicIMax, is_signed, std::move(memory),
std::move(data));
case AtomicOp::And:
return SignedOperation(OperationCode::AtomicIAnd, is_signed, std::move(memory),
std::move(data));
case AtomicOp::Or:
return SignedOperation(OperationCode::AtomicIOr, is_signed, std::move(memory),
std::move(data));
case AtomicOp::Xor:
return SignedOperation(OperationCode::AtomicIXor, is_signed, std::move(memory),
std::move(data));
case AtomicOp::Exch:
return SignedOperation(OperationCode::AtomicIExchange, is_signed, std::move(memory),
std::move(data));
default:
return Immediate(0);
}
}
bool IsUnaligned(Tegra::Shader::UniformType uniform_type) {
return uniform_type == Tegra::Shader::UniformType::UnsignedByte ||
uniform_type == Tegra::Shader::UniformType::UnsignedShort;
@ -363,9 +390,9 @@ u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) {
break;
}
case OpCode::Id::ATOM: {
UNIMPLEMENTED_IF_MSG(instr.atom.operation == GlobalAtomicOp::Inc ||
instr.atom.operation == GlobalAtomicOp::Dec ||
instr.atom.operation == GlobalAtomicOp::SafeAdd,
UNIMPLEMENTED_IF_MSG(instr.atom.operation == AtomicOp::Inc ||
instr.atom.operation == AtomicOp::Dec ||
instr.atom.operation == AtomicOp::SafeAdd,
"operation={}", static_cast<int>(instr.atom.operation.Value()));
UNIMPLEMENTED_IF_MSG(instr.atom.type == GlobalAtomicType::S64 ||
instr.atom.type == GlobalAtomicType::U64,
@ -381,36 +408,8 @@ u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) {
const bool is_signed =
instr.atoms.type == AtomicType::S32 || instr.atoms.type == AtomicType::S64;
Node gmem = MakeNode<GmemNode>(real_address, base_address, descriptor);
Node data = GetRegister(instr.gpr20);
Node value = [&]() {
switch (instr.atoms.operation) {
case AtomicOp::Add:
return SignedOperation(OperationCode::AtomicIAdd, is_signed, std::move(gmem),
std::move(data));
case AtomicOp::Min:
return SignedOperation(OperationCode::AtomicIMin, is_signed, std::move(gmem),
std::move(data));
case AtomicOp::Max:
return SignedOperation(OperationCode::AtomicIMax, is_signed, std::move(gmem),
std::move(data));
case AtomicOp::And:
return SignedOperation(OperationCode::AtomicIAnd, is_signed, std::move(gmem),
std::move(data));
case AtomicOp::Or:
return SignedOperation(OperationCode::AtomicIOr, is_signed, std::move(gmem),
std::move(data));
case AtomicOp::Xor:
return SignedOperation(OperationCode::AtomicIXor, is_signed, std::move(gmem),
std::move(data));
case AtomicOp::Exch:
return SignedOperation(OperationCode::AtomicIExchange, is_signed, std::move(gmem),
std::move(data));
default:
UNREACHABLE();
return Immediate(0);
}
}();
Node value = getAtomOperation(static_cast<AtomicOp>(instr.atom.operation), is_signed, gmem,
GetRegister(instr.gpr20));
SetRegister(bb, instr.gpr0, std::move(value));
break;
}
@ -426,39 +425,9 @@ u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) {
const s32 offset = instr.atoms.GetImmediateOffset();
Node address = GetRegister(instr.gpr8);
address = Operation(OperationCode::IAdd, std::move(address), Immediate(offset));
Node memory = GetSharedMemory(std::move(address));
Node data = GetRegister(instr.gpr20);
Node value = [&]() {
switch (instr.atoms.operation) {
case AtomicOp::Add:
return SignedOperation(OperationCode::AtomicIAdd, is_signed, std::move(memory),
std::move(data));
case AtomicOp::Min:
return SignedOperation(OperationCode::AtomicIMin, is_signed, std::move(memory),
std::move(data));
case AtomicOp::Max:
return SignedOperation(OperationCode::AtomicIMax, is_signed, std::move(memory),
std::move(data));
case AtomicOp::And:
return SignedOperation(OperationCode::AtomicIAnd, is_signed, std::move(memory),
std::move(data));
case AtomicOp::Or:
return SignedOperation(OperationCode::AtomicIOr, is_signed, std::move(memory),
std::move(data));
case AtomicOp::Xor:
return SignedOperation(OperationCode::AtomicIXor, is_signed, std::move(memory),
std::move(data));
case AtomicOp::Exch:
return SignedOperation(OperationCode::AtomicIExchange, is_signed, std::move(memory),
std::move(data));
default:
UNREACHABLE();
return Immediate(0);
}
}();
Node value =
getAtomOperation(static_cast<AtomicOp>(instr.atoms.operation), is_signed,
GetSharedMemory(std::move(address)), GetRegister(instr.gpr20));
SetRegister(bb, instr.gpr0, std::move(value));
break;
}
@ -492,8 +461,8 @@ std::tuple<Node, Node, GlobalMemoryBase> ShaderIR::TrackGlobalMemory(NodeBlock&
const auto [base_address, index, offset] =
TrackCbuf(addr_register, global_code, static_cast<s64>(global_code.size()));
ASSERT_OR_EXECUTE_MSG(base_address != nullptr,
{ return std::make_tuple(nullptr, nullptr, GlobalMemoryBase{}); },
ASSERT_OR_EXECUTE_MSG(
base_address != nullptr, { return std::make_tuple(nullptr, nullptr, GlobalMemoryBase{}); },
"Global memory tracking failed");
bb.push_back(Comment(fmt::format("Base address is c[0x{:x}][0x{:x}]", index, offset)));

14
src/video_core/shader/node_helper.cpp
View File

@ -86,6 +86,20 @@ OperationCode SignedToUnsignedCode(OperationCode operation_code, bool is_signed)
return OperationCode::LogicalUNotEqual;
case OperationCode::LogicalIGreaterEqual:
return OperationCode::LogicalUGreaterEqual;
case OperationCode::AtomicIExchange:
return OperationCode::AtomicUExchange;
case OperationCode::AtomicIAdd:
return OperationCode::AtomicUAdd;
case OperationCode::AtomicIMin:
return OperationCode::AtomicUMin;
case OperationCode::AtomicIMax:
return OperationCode::AtomicUMax;
case OperationCode::AtomicIAnd:
return OperationCode::AtomicUAnd;
case OperationCode::AtomicIOr:
return OperationCode::AtomicUOr;
case OperationCode::AtomicIXor:
return OperationCode::AtomicUXor;
case OperationCode::INegate:
UNREACHABLE_MSG("Can't negate an unsigned integer");
return {};