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// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "shader_recompiler/frontend/ir/attribute.h"
#include "shader_recompiler/frontend/ir/basic_block.h"
#include "shader_recompiler/frontend/ir/value.h"
namespace Shader::IR {
class IREmitter {
public:
explicit IREmitter(Block& block_) : block{block_}, insertion_point{block.end()} {}
Block& block;
[[nodiscard]] U1 Imm1(bool value) const;
[[nodiscard]] U8 Imm8(u8 value) const;
[[nodiscard]] U16 Imm16(u16 value) const;
[[nodiscard]] U32 Imm32(u32 value) const;
[[nodiscard]] U32 Imm32(s32 value) const;
[[nodiscard]] U32 Imm32(f32 value) const;
[[nodiscard]] U64 Imm64(u64 value) const;
[[nodiscard]] U64 Imm64(f64 value) const;
void Branch(IR::Block* label);
void BranchConditional(const U1& cond, IR::Block* true_label, IR::Block* false_label);
void Exit();
void Return();
void Unreachable();
[[nodiscard]] U32 GetReg(IR::Reg reg);
void SetReg(IR::Reg reg, const U32& value);
[[nodiscard]] U1 GetPred(IR::Pred pred, bool is_negated = false);
void SetPred(IR::Pred pred, const U1& value);
[[nodiscard]] U32 GetCbuf(const U32& binding, const U32& byte_offset);
[[nodiscard]] U1 GetZFlag();
[[nodiscard]] U1 GetSFlag();
[[nodiscard]] U1 GetCFlag();
[[nodiscard]] U1 GetOFlag();
void SetZFlag(const U1& value);
void SetSFlag(const U1& value);
void SetCFlag(const U1& value);
void SetOFlag(const U1& value);
[[nodiscard]] U32 GetAttribute(IR::Attribute attribute);
void SetAttribute(IR::Attribute attribute, const U32& value);
void WriteGlobalU8(const U64& address, const U32& value);
void WriteGlobalS8(const U64& address, const U32& value);
void WriteGlobalU16(const U64& address, const U32& value);
void WriteGlobalS16(const U64& address, const U32& value);
void WriteGlobal32(const U64& address, const U32& value);
void WriteGlobal64(const U64& address, const IR::Value& vector);
void WriteGlobal128(const U64& address, const IR::Value& vector);
[[nodiscard]] U1 GetZeroFromOp(const Value& op);
[[nodiscard]] U1 GetSignFromOp(const Value& op);
[[nodiscard]] U1 GetCarryFromOp(const Value& op);
[[nodiscard]] U1 GetOverflowFromOp(const Value& op);
[[nodiscard]] Value CompositeConstruct(const UAny& e1, const UAny& e2);
[[nodiscard]] Value CompositeConstruct(const UAny& e1, const UAny& e2, const UAny& e3);
[[nodiscard]] Value CompositeConstruct(const UAny& e1, const UAny& e2, const UAny& e3,
const UAny& e4);
[[nodiscard]] UAny CompositeExtract(const Value& vector, size_t element);
[[nodiscard]] U64 PackUint2x32(const Value& vector);
[[nodiscard]] Value UnpackUint2x32(const U64& value);
[[nodiscard]] U32 PackFloat2x16(const Value& vector);
[[nodiscard]] Value UnpackFloat2x16(const U32& value);
[[nodiscard]] U64 PackDouble2x32(const Value& vector);
[[nodiscard]] Value UnpackDouble2x32(const U64& value);
[[nodiscard]] U16U32U64 FPAdd(const U16U32U64& a, const U16U32U64& b);
[[nodiscard]] U16U32U64 FPMul(const U16U32U64& a, const U16U32U64& b);
[[nodiscard]] U16U32U64 FPAbs(const U16U32U64& value);
[[nodiscard]] U16U32U64 FPNeg(const U16U32U64& value);
[[nodiscard]] U16U32U64 FPAbsNeg(const U16U32U64& value, bool abs, bool neg);
[[nodiscard]] U32 FPCosNotReduced(const U32& value);
[[nodiscard]] U32 FPExp2NotReduced(const U32& value);
[[nodiscard]] U32 FPLog2(const U32& value);
[[nodiscard]] U32U64 FPRecip(const U32U64& value);
[[nodiscard]] U32U64 FPRecipSqrt(const U32U64& value);
[[nodiscard]] U32 FPSinNotReduced(const U32& value);
[[nodiscard]] U32 FPSqrt(const U32& value);
[[nodiscard]] U16U32U64 FPSaturate(const U16U32U64& value);
[[nodiscard]] U16U32U64 FPRoundEven(const U16U32U64& value);
[[nodiscard]] U16U32U64 FPFloor(const U16U32U64& value);
[[nodiscard]] U16U32U64 FPCeil(const U16U32U64& value);
[[nodiscard]] U16U32U64 FPTrunc(const U16U32U64& value);
[[nodiscard]] U1 LogicalOr(const U1& a, const U1& b);
[[nodiscard]] U1 LogicalAnd(const U1& a, const U1& b);
[[nodiscard]] U1 LogicalNot(const U1& value);
[[nodiscard]] U32U64 ConvertFToS(size_t bitsize, const U16U32U64& value);
[[nodiscard]] U32U64 ConvertFToU(size_t bitsize, const U16U32U64& value);
[[nodiscard]] U32U64 ConvertFToI(size_t bitsize, bool is_signed, const U16U32U64& value);
[[nodiscard]] U32U64 ConvertU(size_t bitsize, const U32U64& value);
private:
IR::Block::iterator insertion_point;
template <typename T = Value, typename... Args>
T Inst(Opcode op, Args... args) {
auto it{block.PrependNewInst(insertion_point, op, {Value{args}...})};
return T{Value{&*it}};
}
};
} // namespace Shader::IR
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