project64/Source/RSP/Recompiler CPU.h

83 lines
2.4 KiB
C

#include "OpCode.h"
#include "Types.h"
extern uint32_t CompilePC, NextInstruction, JumpTableSize;
extern Boolean ChangedPC;
#define CompilerWarning if (ShowErrors) DisplayError
#define High16BitAccum 1
#define Middle16BitAccum 2
#define Low16BitAccum 4
#define EntireAccum (Low16BitAccum|Middle16BitAccum|High16BitAccum)
Boolean WriteToAccum(int Location, int PC);
Boolean WriteToVectorDest(DWORD DestReg, int PC);
Boolean UseRspFlags(int PC);
Boolean DelaySlotAffectBranch(DWORD PC);
Boolean CompareInstructions(DWORD PC, OPCODE * Top, OPCODE * Bottom);
Boolean IsOpcodeBranch(DWORD PC, OPCODE RspOp);
Boolean IsOpcodeNop(DWORD PC);
Boolean IsNextInstructionMmx(DWORD PC);
Boolean IsRegisterConstant(DWORD Reg, DWORD * Constant);
void RSP_Element2Mmx(int MmxReg);
void RSP_MultiElement2Mmx(int MmxReg1, int MmxReg2);
#define MainBuffer 0
#define SecondaryBuffer 1
DWORD RunRecompilerCPU ( DWORD Cycles );
void BuildRecompilerCPU ( void );
void CompilerRSPBlock ( void );
void CompilerToggleBuffer (void);
Boolean RSP_DoSections(void);
typedef struct {
DWORD StartPC, CurrPC; // Block start
struct {
DWORD TargetPC; // Target for this unknown branch
DWORD * X86JumpLoc; // Our x86 DWORD to fill
} BranchesToResolve[200]; // Branches inside or outside block
DWORD ResolveCount; // Branches with NULL jump table
} RSP_BLOCK;
extern RSP_BLOCK CurrentBlock;
typedef struct {
Boolean bIsRegConst[32]; // Boolean toggle for constant
DWORD MipsRegConst[32]; // Value of register 32-bit
DWORD BranchLabels[250];
DWORD LabelCount;
DWORD BranchLocations[250];
DWORD BranchCount;
} RSP_CODE;
extern RSP_CODE RspCode;
#define IsRegConst(i) (RspCode.bIsRegConst[i])
#define MipsRegConst(i) (RspCode.MipsRegConst[i])
typedef struct {
Boolean mmx, mmx2, sse; // CPU specs and compiling
Boolean bFlags; // RSP flag analysis
Boolean bReOrdering; // Instruction reordering
Boolean bSections; // Microcode sections
Boolean bDest; // Vector destination toggle
Boolean bAccum; // Accumulator toggle
Boolean bGPRConstants; // Analyze GPR constants
Boolean bAlignVector; // Align known vector loads
Boolean bAudioUcode; // Audio microcode analysis
} RSP_COMPILER;
extern RSP_COMPILER Compiler;
#define IsMmxEnabled (Compiler.mmx)
#define IsMmx2Enabled (Compiler.mmx2)
#define IsSseEnabled (Compiler.sse)