ppsspp/Core/MIPS/ARM64/Arm64Jit.h
2016-05-21 09:29:03 -07:00

290 lines
10 KiB
C++

// Copyright (c) 2012- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#pragma once
#include "Common/CPUDetect.h"
#include "Common/ArmCommon.h"
#include "Common/Arm64Emitter.h"
#include "Core/MIPS/JitCommon/JitState.h"
#include "Core/MIPS/JitCommon/JitBlockCache.h"
#include "Core/MIPS/JitCommon/JitCommon.h"
#include "Core/MIPS/ARM64/Arm64RegCache.h"
#include "Core/MIPS/ARM64/Arm64RegCacheFPU.h"
#include "Core/MIPS/MIPSVFPUUtils.h"
#ifndef offsetof
#include "stddef.h"
#endif
namespace MIPSComp {
class Arm64Jit : public Arm64Gen::ARM64CodeBlock, public JitInterface, public MIPSFrontendInterface {
public:
Arm64Jit(MIPSState *mips);
virtual ~Arm64Jit();
void DoState(PointerWrap &p) override;
void DoDummyState(PointerWrap &p) override;
const JitOptions &GetJitOptions() { return jo; }
// Compiled ops should ignore delay slots
// the compiler will take care of them by itself
// OR NOT
void Comp_Generic(MIPSOpcode op) override;
void RunLoopUntil(u64 globalticks) override;
void Compile(u32 em_address) override; // Compiles a block at current MIPS PC
const u8 *DoJit(u32 em_address, JitBlock *b);
bool DescribeCodePtr(const u8 *ptr, std::string &name) override;
MIPSOpcode GetOriginalOp(MIPSOpcode op) override;
void Comp_RunBlock(MIPSOpcode op) override;
void Comp_ReplacementFunc(MIPSOpcode op) override;
// Ops
void Comp_ITypeMem(MIPSOpcode op) override;
void Comp_Cache(MIPSOpcode op) override;
void Comp_RelBranch(MIPSOpcode op) override;
void Comp_RelBranchRI(MIPSOpcode op) override;
void Comp_FPUBranch(MIPSOpcode op) override;
void Comp_FPULS(MIPSOpcode op) override;
void Comp_FPUComp(MIPSOpcode op) override;
void Comp_Jump(MIPSOpcode op) override;
void Comp_JumpReg(MIPSOpcode op) override;
void Comp_Syscall(MIPSOpcode op) override;
void Comp_Break(MIPSOpcode op) override;
void Comp_IType(MIPSOpcode op) override;
void Comp_RType2(MIPSOpcode op) override;
void Comp_RType3(MIPSOpcode op) override;
void Comp_ShiftType(MIPSOpcode op) override;
void Comp_Allegrex(MIPSOpcode op) override;
void Comp_Allegrex2(MIPSOpcode op) override;
void Comp_VBranch(MIPSOpcode op) override;
void Comp_MulDivType(MIPSOpcode op) override;
void Comp_Special3(MIPSOpcode op) override;
void Comp_FPU3op(MIPSOpcode op) override;
void Comp_FPU2op(MIPSOpcode op) override;
void Comp_mxc1(MIPSOpcode op) override;
void Comp_DoNothing(MIPSOpcode op) override;
void Comp_SV(MIPSOpcode op) override;
void Comp_SVQ(MIPSOpcode op) override;
void Comp_VPFX(MIPSOpcode op) override;
void Comp_VVectorInit(MIPSOpcode op) override;
void Comp_VMatrixInit(MIPSOpcode op) override;
void Comp_VDot(MIPSOpcode op) override;
void Comp_VecDo3(MIPSOpcode op) override;
void Comp_VV2Op(MIPSOpcode op) override;
void Comp_Mftv(MIPSOpcode op) override;
void Comp_Vmfvc(MIPSOpcode op) override;
void Comp_Vmtvc(MIPSOpcode op) override;
void Comp_Vmmov(MIPSOpcode op) override;
void Comp_VScl(MIPSOpcode op) override;
void Comp_Vmmul(MIPSOpcode op) override;
void Comp_Vmscl(MIPSOpcode op) override;
void Comp_Vtfm(MIPSOpcode op) override;
void Comp_VHdp(MIPSOpcode op) override;
void Comp_VCrs(MIPSOpcode op) override;
void Comp_VDet(MIPSOpcode op) override;
void Comp_Vi2x(MIPSOpcode op) override;
void Comp_Vx2i(MIPSOpcode op) override;
void Comp_Vf2i(MIPSOpcode op) override;
void Comp_Vi2f(MIPSOpcode op) override;
void Comp_Vh2f(MIPSOpcode op) override;
void Comp_Vcst(MIPSOpcode op) override;
void Comp_Vhoriz(MIPSOpcode op) override;
void Comp_VRot(MIPSOpcode op) override;
void Comp_VIdt(MIPSOpcode op) override;
void Comp_Vcmp(MIPSOpcode op) override;
void Comp_Vcmov(MIPSOpcode op) override;
void Comp_Viim(MIPSOpcode op) override;
void Comp_Vfim(MIPSOpcode op) override;
void Comp_VCrossQuat(MIPSOpcode op) override;
void Comp_Vsgn(MIPSOpcode op) override;
void Comp_Vocp(MIPSOpcode op) override;
void Comp_ColorConv(MIPSOpcode op) override;
void Comp_Vbfy(MIPSOpcode op) override;
// Non-NEON: VPFX
// NEON implementations of the VFPU ops.
void CompNEON_SV(MIPSOpcode op);
void CompNEON_SVQ(MIPSOpcode op);
void CompNEON_VVectorInit(MIPSOpcode op);
void CompNEON_VMatrixInit(MIPSOpcode op);
void CompNEON_VDot(MIPSOpcode op);
void CompNEON_VecDo3(MIPSOpcode op);
void CompNEON_VV2Op(MIPSOpcode op);
void CompNEON_Mftv(MIPSOpcode op);
void CompNEON_Vmfvc(MIPSOpcode op);
void CompNEON_Vmtvc(MIPSOpcode op);
void CompNEON_Vmmov(MIPSOpcode op);
void CompNEON_VScl(MIPSOpcode op);
void CompNEON_Vmmul(MIPSOpcode op);
void CompNEON_Vmscl(MIPSOpcode op);
void CompNEON_Vtfm(MIPSOpcode op);
void CompNEON_VHdp(MIPSOpcode op);
void CompNEON_VCrs(MIPSOpcode op);
void CompNEON_VDet(MIPSOpcode op);
void CompNEON_Vi2x(MIPSOpcode op);
void CompNEON_Vx2i(MIPSOpcode op);
void CompNEON_Vf2i(MIPSOpcode op);
void CompNEON_Vi2f(MIPSOpcode op);
void CompNEON_Vh2f(MIPSOpcode op);
void CompNEON_Vcst(MIPSOpcode op);
void CompNEON_Vhoriz(MIPSOpcode op);
void CompNEON_VRot(MIPSOpcode op);
void CompNEON_VIdt(MIPSOpcode op);
void CompNEON_Vcmp(MIPSOpcode op);
void CompNEON_Vcmov(MIPSOpcode op);
void CompNEON_Viim(MIPSOpcode op);
void CompNEON_Vfim(MIPSOpcode op);
void CompNEON_VCrossQuat(MIPSOpcode op);
void CompNEON_Vsgn(MIPSOpcode op);
void CompNEON_Vocp(MIPSOpcode op);
void CompNEON_ColorConv(MIPSOpcode op);
void CompNEON_Vbfy(MIPSOpcode op);
int Replace_fabsf() override;
JitBlockCache *GetBlockCache() override { return &blocks; }
std::vector<u32> SaveAndClearEmuHackOps() override { return blocks.SaveAndClearEmuHackOps(); }
void RestoreSavedEmuHackOps(std::vector<u32> saved) override { blocks.RestoreSavedEmuHackOps(saved); }
void ClearCache() override;
void InvalidateCache() override;
void InvalidateCacheAt(u32 em_address, int length = 4) override;
void EatPrefix() override { js.EatPrefix(); }
const u8 *GetDispatcher() const override {
return dispatcher;
}
void LinkBlock(u8 *exitPoint, const u8 *checkedEntry) override;
void UnlinkBlock(u8 *checkedEntry, u32 originalAddress) override;
private:
void GenerateFixedCode(const JitOptions &jo);
void FlushAll();
void FlushPrefixV();
u32 GetCompilerPC();
void CompileDelaySlot(int flags);
void EatInstruction(MIPSOpcode op);
void AddContinuedBlock(u32 dest);
MIPSOpcode GetOffsetInstruction(int offset);
void WriteDownCount(int offset = 0, bool updateFlags = true);
void WriteDownCountR(Arm64Gen::ARM64Reg reg, bool updateFlags = true);
void RestoreRoundingMode(bool force = false);
void ApplyRoundingMode(bool force = false);
void UpdateRoundingMode();
void MovFromPC(Arm64Gen::ARM64Reg r);
void MovToPC(Arm64Gen::ARM64Reg r);
bool ReplaceJalTo(u32 dest);
void SaveStaticRegisters();
void LoadStaticRegisters();
void WriteExit(u32 destination, int exit_num);
void WriteExitDestInR(Arm64Gen::ARM64Reg Reg);
void WriteSyscallExit();
// Utility compilation functions
void BranchFPFlag(MIPSOpcode op, CCFlags cc, bool likely);
void BranchVFPUFlag(MIPSOpcode op, CCFlags cc, bool likely);
void BranchRSZeroComp(MIPSOpcode op, CCFlags cc, bool andLink, bool likely);
void BranchRSRTComp(MIPSOpcode op, CCFlags cc, bool likely);
// Utilities to reduce duplicated code
void CompImmLogic(MIPSGPReg rs, MIPSGPReg rt, u32 uimm, void (ARM64XEmitter::*arith)(Arm64Gen::ARM64Reg dst, Arm64Gen::ARM64Reg src, Arm64Gen::ARM64Reg src2), bool (ARM64XEmitter::*tryArithI2R)(Arm64Gen::ARM64Reg dst, Arm64Gen::ARM64Reg src, u32 val), u32 (*eval)(u32 a, u32 b));
void CompType3(MIPSGPReg rd, MIPSGPReg rs, MIPSGPReg rt, void (ARM64XEmitter::*arithOp2)(Arm64Gen::ARM64Reg dst, Arm64Gen::ARM64Reg rm, Arm64Gen::ARM64Reg rn), bool (ARM64XEmitter::*tryArithI2R)(Arm64Gen::ARM64Reg dst, Arm64Gen::ARM64Reg rm, u32 val), u32 (*eval)(u32 a, u32 b), bool symmetric = false);
void CompShiftImm(MIPSOpcode op, Arm64Gen::ShiftType shiftType, int sa);
void CompShiftVar(MIPSOpcode op, Arm64Gen::ShiftType shiftType);
void CompVrotShuffle(u8 *dregs, int imm, VectorSize sz, bool negSin);
void ApplyPrefixST(u8 *vregs, u32 prefix, VectorSize sz);
void ApplyPrefixD(const u8 *vregs, VectorSize sz);
void GetVectorRegsPrefixS(u8 *regs, VectorSize sz, int vectorReg) {
_assert_(js.prefixSFlag & JitState::PREFIX_KNOWN);
GetVectorRegs(regs, sz, vectorReg);
ApplyPrefixST(regs, js.prefixS, sz);
}
void GetVectorRegsPrefixT(u8 *regs, VectorSize sz, int vectorReg) {
_assert_(js.prefixTFlag & JitState::PREFIX_KNOWN);
GetVectorRegs(regs, sz, vectorReg);
ApplyPrefixST(regs, js.prefixT, sz);
}
void GetVectorRegsPrefixD(u8 *regs, VectorSize sz, int vectorReg);
// Utils
void SetScratch1ToEffectiveAddress(MIPSGPReg rs, s16 offset);
std::vector<Arm64Gen::FixupBranch> SetScratch1ForSafeAddress(MIPSGPReg rs, s16 offset, Arm64Gen::ARM64Reg tempReg);
void Comp_ITypeMemLR(MIPSOpcode op, bool load);
JitBlockCache blocks;
JitOptions jo;
JitState js;
Arm64RegCache gpr;
Arm64RegCacheFPU fpr;
Arm64Gen::ARM64FloatEmitter fp;
MIPSState *mips_;
int dontLogBlocks;
int logBlocks;
public:
// Code pointers
const u8 *enterDispatcher;
const u8 *outerLoop;
const u8 *outerLoopPCInSCRATCH1;
const u8 *dispatcherCheckCoreState;
const u8 *dispatcherPCInSCRATCH1;
const u8 *dispatcher;
const u8 *dispatcherNoCheck;
const u8 *breakpointBailout;
const u8 *saveStaticRegisters;
const u8 *loadStaticRegisters;
const u8 *restoreRoundingMode;
const u8 *applyRoundingMode;
const u8 *updateRoundingMode;
// Indexed by FPCR FZ:RN bits for convenience. Uses SCRATCH2.
const u8 *convertS0ToSCRATCH1[8];
};
} // namespace MIPSComp