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shader: Inline common Opcode and Inst functions

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This commit is contained in:
ReinUsesLisp 2021-04-21 00:25:46 -03:00 committed by ameerj
parent 4bbe530337
commit 6944cabb89
4 changed files with 83 additions and 112 deletions
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18
src/shader_recompiler/frontend/ir/microinstruction.cpp
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@ -221,28 +221,10 @@ Inst* Inst::GetAssociatedPseudoOperation(IR::Opcode opcode) {
}
}
size_t Inst::NumArgs() const {
return op == Opcode::Phi ? phi_args.size() : NumArgsOf(op);
}
IR::Type Inst::Type() const {
return TypeOf(op);
}
Value Inst::Arg(size_t index) const {
if (op == Opcode::Phi) {
if (index >= phi_args.size()) {
throw InvalidArgument("Out of bounds argument index {} in phi instruction", index);
}
return phi_args[index].second;
} else {
if (index >= NumArgsOf(op)) {
throw InvalidArgument("Out of bounds argument index {} in opcode {}", index, op);
}
return args[index];
}
}
void Inst::SetArg(size_t index, Value value) {
if (index >= NumArgs()) {
throw InvalidArgument("Out of bounds argument index {} in opcode {}", index, op);

13
src/shader_recompiler/frontend/ir/microinstruction.h
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@ -73,10 +73,19 @@ public:
[[nodiscard]] IR::Type Type() const;
/// Get the number of arguments this instruction has.
[[nodiscard]] size_t NumArgs() const;
[[nodiscard]] size_t NumArgs() const {
return op == Opcode::Phi ? phi_args.size() : NumArgsOf(op);
}
/// Get the value of a given argument index.
[[nodiscard]] Value Arg(size_t index) const;
[[nodiscard]] Value Arg(size_t index) const noexcept {
if (op == Opcode::Phi) {
return phi_args[index].second;
} else {
return args[index];
}
}
/// Set the value of a given argument index.
void SetArg(size_t index, Value value);

90
src/shader_recompiler/frontend/ir/opcodes.cpp
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@ -2,102 +2,14 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <array>
#include <string_view>
#include "shader_recompiler/exception.h"
#include "shader_recompiler/frontend/ir/opcodes.h"
namespace Shader::IR {
namespace {
struct OpcodeMeta {
std::string_view name;
Type type;
std::array<Type, 5> arg_types;
};
// using enum Type;
constexpr Type Void{Type::Void};
constexpr Type Opaque{Type::Opaque};
constexpr Type Label{Type::Label};
constexpr Type Reg{Type::Reg};
constexpr Type Pred{Type::Pred};
constexpr Type Attribute{Type::Attribute};
constexpr Type Patch{Type::Patch};
constexpr Type U1{Type::U1};
constexpr Type U8{Type::U8};
constexpr Type U16{Type::U16};
constexpr Type U32{Type::U32};
constexpr Type U64{Type::U64};
constexpr Type F16{Type::F16};
constexpr Type F32{Type::F32};
constexpr Type F64{Type::F64};
constexpr Type U32x2{Type::U32x2};
constexpr Type U32x3{Type::U32x3};
constexpr Type U32x4{Type::U32x4};
constexpr Type F16x2{Type::F16x2};
constexpr Type F16x3{Type::F16x3};
constexpr Type F16x4{Type::F16x4};
constexpr Type F32x2{Type::F32x2};
constexpr Type F32x3{Type::F32x3};
constexpr Type F32x4{Type::F32x4};
constexpr Type F64x2{Type::F64x2};
constexpr Type F64x3{Type::F64x3};
constexpr Type F64x4{Type::F64x4};
constexpr std::array META_TABLE{
#define OPCODE(name_token, type_token, ...) \
OpcodeMeta{ \
.name{#name_token}, \
.type = type_token, \
.arg_types{__VA_ARGS__}, \
},
#include "opcodes.inc"
#undef OPCODE
};
constexpr size_t CalculateNumArgsOf(Opcode op) {
const auto& arg_types{META_TABLE[static_cast<size_t>(op)].arg_types};
return std::distance(arg_types.begin(), std::ranges::find(arg_types, Type::Void));
}
constexpr std::array NUM_ARGS{
#define OPCODE(name_token, type_token, ...) CalculateNumArgsOf(Opcode::name_token),
#include "opcodes.inc"
#undef OPCODE
};
void ValidateOpcode(Opcode op) {
const size_t raw{static_cast<size_t>(op)};
if (raw >= META_TABLE.size()) {
throw InvalidArgument("Invalid opcode with raw value {}", raw);
}
}
} // Anonymous namespace
Type TypeOf(Opcode op) {
ValidateOpcode(op);
return META_TABLE[static_cast<size_t>(op)].type;
}
size_t NumArgsOf(Opcode op) {
ValidateOpcode(op);
return NUM_ARGS[static_cast<size_t>(op)];
}
Type ArgTypeOf(Opcode op, size_t arg_index) {
ValidateOpcode(op);
const auto& arg_types{META_TABLE[static_cast<size_t>(op)].arg_types};
if (arg_index >= arg_types.size() || arg_types[arg_index] == Type::Void) {
throw InvalidArgument("Out of bounds argument");
}
return arg_types[arg_index];
}
std::string_view NameOf(Opcode op) {
ValidateOpcode(op);
return META_TABLE[static_cast<size_t>(op)].name;
return Detail::META_TABLE[static_cast<size_t>(op)].name;
}
} // namespace Shader::IR

74
src/shader_recompiler/frontend/ir/opcodes.h
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@ -4,6 +4,8 @@
#pragma once
#include <array>
#include <algorithm>
#include <string_view>
#include <fmt/format.h>
@ -18,14 +20,80 @@ enum class Opcode {
#undef OPCODE
};
namespace Detail {
struct OpcodeMeta {
std::string_view name;
Type type;
std::array<Type, 5> arg_types;
};
// using enum Type;
constexpr Type Void{Type::Void};
constexpr Type Opaque{Type::Opaque};
constexpr Type Label{Type::Label};
constexpr Type Reg{Type::Reg};
constexpr Type Pred{Type::Pred};
constexpr Type Attribute{Type::Attribute};
constexpr Type Patch{Type::Patch};
constexpr Type U1{Type::U1};
constexpr Type U8{Type::U8};
constexpr Type U16{Type::U16};
constexpr Type U32{Type::U32};
constexpr Type U64{Type::U64};
constexpr Type F16{Type::F16};
constexpr Type F32{Type::F32};
constexpr Type F64{Type::F64};
constexpr Type U32x2{Type::U32x2};
constexpr Type U32x3{Type::U32x3};
constexpr Type U32x4{Type::U32x4};
constexpr Type F16x2{Type::F16x2};
constexpr Type F16x3{Type::F16x3};
constexpr Type F16x4{Type::F16x4};
constexpr Type F32x2{Type::F32x2};
constexpr Type F32x3{Type::F32x3};
constexpr Type F32x4{Type::F32x4};
constexpr Type F64x2{Type::F64x2};
constexpr Type F64x3{Type::F64x3};
constexpr Type F64x4{Type::F64x4};
constexpr std::array META_TABLE{
#define OPCODE(name_token, type_token, ...) \
OpcodeMeta{ \
.name{#name_token}, \
.type = type_token, \
.arg_types{__VA_ARGS__}, \
},
#include "opcodes.inc"
#undef OPCODE
};
constexpr size_t CalculateNumArgsOf(Opcode op) {
const auto& arg_types{META_TABLE[static_cast<size_t>(op)].arg_types};
return std::distance(arg_types.begin(), std::ranges::find(arg_types, Type::Void));
}
constexpr std::array NUM_ARGS{
#define OPCODE(name_token, type_token, ...) CalculateNumArgsOf(Opcode::name_token),
#include "opcodes.inc"
#undef OPCODE
};
} // namespace Detail
/// Get return type of an opcode
[[nodiscard]] Type TypeOf(Opcode op);
[[nodiscard]] inline Type TypeOf(Opcode op) noexcept {
return Detail::META_TABLE[static_cast<size_t>(op)].type;
}
/// Get the number of arguments an opcode accepts
[[nodiscard]] size_t NumArgsOf(Opcode op);
[[nodiscard]] inline size_t NumArgsOf(Opcode op) noexcept {
return Detail::NUM_ARGS[static_cast<size_t>(op)];
}
/// Get the required type of an argument of an opcode
[[nodiscard]] Type ArgTypeOf(Opcode op, size_t arg_index);
[[nodiscard]] inline Type ArgTypeOf(Opcode op, size_t arg_index) noexcept {
return Detail::META_TABLE[static_cast<size_t>(op)].arg_types[arg_index];
}
/// Get the name of an opcode
[[nodiscard]] std::string_view NameOf(Opcode op);