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PS2Recomp/ps2xRecomp/include/ps2recomp/instructions.h
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Ran-j eb87f7c0e5 feat: more instruction
2025-04-21 03:21:42 -03:00

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#ifndef PS2RECOMP_INSTRUCTIONS_H
#define PS2RECOMP_INSTRUCTIONS_H
#include <cstdint>
namespace ps2recomp
{
// Basic MIPS opcodes (shared with R4300i)
enum MipsOpcodes
{
OPCODE_SPECIAL = 0x00,
OPCODE_REGIMM = 0x01,
OPCODE_J = 0x02,
OPCODE_JAL = 0x03,
OPCODE_BEQ = 0x04,
OPCODE_BNE = 0x05,
OPCODE_BLEZ = 0x06,
OPCODE_BGTZ = 0x07,
OPCODE_ADDI = 0x08,
OPCODE_ADDIU = 0x09,
OPCODE_SLTI = 0x0A,
OPCODE_SLTIU = 0x0B,
OPCODE_ANDI = 0x0C,
OPCODE_ORI = 0x0D,
OPCODE_XORI = 0x0E,
OPCODE_LUI = 0x0F,
OPCODE_COP0 = 0x10,
OPCODE_COP1 = 0x11,
OPCODE_COP2 = 0x12, // VU0 macro instructions
OPCODE_COP3 = 0x13, // Unused on PS2
OPCODE_BEQL = 0x14,
OPCODE_BNEL = 0x15,
OPCODE_BLEZL = 0x16,
OPCODE_BGTZL = 0x17,
OPCODE_DADDI = 0x18,
OPCODE_DADDIU = 0x19,
OPCODE_LDL = 0x1A,
OPCODE_LDR = 0x1B,
OPCODE_MMI = 0x1C, // PS2 specific multimedia instructions
OPCODE_LQ = 0x1E, // PS2 specific 128-bit load
OPCODE_SQ = 0x1F, // PS2 specific 128-bit store
OPCODE_LB = 0x20,
OPCODE_LH = 0x21,
OPCODE_LWL = 0x22,
OPCODE_LW = 0x23,
OPCODE_LBU = 0x24,
OPCODE_LHU = 0x25,
OPCODE_LWR = 0x26,
OPCODE_LWU = 0x27,
OPCODE_SB = 0x28,
OPCODE_SH = 0x29,
OPCODE_SWL = 0x2A,
OPCODE_SW = 0x2B,
OPCODE_SDL = 0x2C,
OPCODE_SDR = 0x2D,
OPCODE_SWR = 0x2E,
OPCODE_CACHE = 0x2F,
OPCODE_LL = 0x30,
OPCODE_LWC1 = 0x31,
OPCODE_LWC2 = 0x32,
OPCODE_PREF = 0x33,
OPCODE_LLD = 0x34,
OPCODE_LDC1 = 0x35,
OPCODE_LDC2 = 0x36,
OPCODE_LD = 0x37,
OPCODE_SC = 0x38,
OPCODE_SWC1 = 0x39,
OPCODE_SWC2 = 0x3A,
OPCODE_SCD = 0x3C,
OPCODE_SDC1 = 0x3D,
OPCODE_SDC2 = 0x3E,
OPCODE_SD = 0x3F,
OPCODE_LQC2 = 0x36,
OPCODE_SQC2 = 0x3E
};
// SPECIAL function codes
enum SpecialFunctions
{
SPECIAL_SLL = 0x00,
SPECIAL_SRL = 0x02,
SPECIAL_SRA = 0x03,
SPECIAL_SLLV = 0x04,
SPECIAL_SRLV = 0x06,
SPECIAL_SRAV = 0x07,
SPECIAL_JR = 0x08,
SPECIAL_JALR = 0x09,
SPECIAL_MOVZ = 0x0A,
SPECIAL_MOVN = 0x0B,
SPECIAL_SYSCALL = 0x0C,
SPECIAL_BREAK = 0x0D,
SPECIAL_SYNC = 0x0F,
SPECIAL_MFHI = 0x10,
SPECIAL_MTHI = 0x11,
SPECIAL_MFLO = 0x12,
SPECIAL_MTLO = 0x13,
SPECIAL_DSLLV = 0x14,
SPECIAL_DSRLV = 0x16,
SPECIAL_DSRAV = 0x17,
SPECIAL_MULT = 0x18,
SPECIAL_MULTU = 0x19,
SPECIAL_DIV = 0x1A,
SPECIAL_DIVU = 0x1B,
SPECIAL_ADD = 0x20,
SPECIAL_ADDU = 0x21,
SPECIAL_SUB = 0x22,
SPECIAL_SUBU = 0x23,
SPECIAL_AND = 0x24,
SPECIAL_OR = 0x25,
SPECIAL_XOR = 0x26,
SPECIAL_NOR = 0x27,
SPECIAL_MFSA = 0x28,
SPECIAL_MTSA = 0x29,
SPECIAL_SLT = 0x2A,
SPECIAL_SLTU = 0x2B,
SPECIAL_DADD = 0x2C,
SPECIAL_DADDU = 0x2D,
SPECIAL_DSUB = 0x2E,
SPECIAL_DSUBU = 0x2F,
SPECIAL_TGE = 0x30,
SPECIAL_TGEU = 0x31,
SPECIAL_TLT = 0x32,
SPECIAL_TLTU = 0x33,
SPECIAL_TEQ = 0x34,
SPECIAL_TNE = 0x36,
SPECIAL_DSLL = 0x38,
SPECIAL_DSRL = 0x3A,
SPECIAL_DSRA = 0x3B,
SPECIAL_DSLL32 = 0x3C,
SPECIAL_DSRL32 = 0x3E,
SPECIAL_DSRA32 = 0x3F
};
// REGIMM function codes
enum RegimmFunctions
{
REGIMM_BLTZ = 0x00,
REGIMM_BGEZ = 0x01,
REGIMM_BLTZL = 0x02,
REGIMM_BGEZL = 0x03,
REGIMM_TGEI = 0x08,
REGIMM_TGEIU = 0x09,
REGIMM_TLTI = 0x0A,
REGIMM_TLTIU = 0x0B,
REGIMM_TEQI = 0x0C,
REGIMM_TNEI = 0x0E,
REGIMM_BLTZAL = 0x10,
REGIMM_BGEZAL = 0x11,
REGIMM_BLTZALL = 0x12,
REGIMM_BGEZALL = 0x13,
REGIMM_MTSAB = 0x18,
REGIMM_MTSAH = 0x19
};
// PS2-specific MMI function codes
enum MMIFunctions
{
MMI_MADD = 0x00,
MMI_MADDU = 0x01,
MMI_PLZCW = 0x04,
MMI_MMI0 = 0x08,
MMI_MMI2 = 0x09,
MMI_MFHI1 = 0x10,
MMI_MTHI1 = 0x11,
MMI_MFLO1 = 0x12,
MMI_MTLO1 = 0x13,
MMI_MULT1 = 0x18,
MMI_MULTU1 = 0x19,
MMI_DIV1 = 0x1A,
MMI_DIVU1 = 0x1B,
MMI_MADD1 = 0x20,
MMI_MADDU1 = 0x21,
MMI_MMI1 = 0x28,
MMI_MMI3 = 0x29,
MMI_PMFHL = 0x30,
MMI_PMTHL = 0x31,
MMI_PSLLH = 0x34,
MMI_PSRLH = 0x36,
MMI_PSRAH = 0x37,
MMI_PSLLW = 0x3C,
MMI_PSRLW = 0x3E,
MMI_PSRAW = 0x3F,
MMI_MSUB = 0x02,
MMI_MSUBU = 0x03
};
// PS2-specific MMI0 function codes
enum MMI0Functions
{
MMI0_PADDW = 0x00,
MMI0_PSUBW = 0x01,
MMI0_PCGTW = 0x02,
MMI0_PMAXW = 0x03,
MMI0_PADDH = 0x04,
MMI0_PSUBH = 0x05,
MMI0_PCGTH = 0x06,
MMI0_PMAXH = 0x07,
MMI0_PADDB = 0x08,
MMI0_PSUBB = 0x09,
MMI0_PCGTB = 0x0A,
MMI0_PADDSW = 0x10,
MMI0_PSUBSW = 0x11,
MMI0_PEXTLW = 0x12,
MMI0_PPACW = 0x13,
MMI0_PADDSH = 0x14,
MMI0_PSUBSH = 0x15,
MMI0_PEXTLH = 0x16,
MMI0_PPACH = 0x17,
MMI0_PADDSB = 0x18,
MMI0_PSUBSB = 0x19,
MMI0_PEXTLB = 0x1A,
MMI0_PPACB = 0x1B,
MMI0_PEXT5 = 0x1E,
MMI0_PPAC5 = 0x1F
};
// PS2-specific MMI1 function codes
enum MMI1Functions
{
MMI1_PABSW = 0x01,
MMI1_PCEQW = 0x02,
MMI1_PMINW = 0x03,
MMI1_PADSBH = 0x04,
MMI1_PABSH = 0x05,
MMI1_PCEQH = 0x06,
MMI1_PMINH = 0x07,
MMI1_PCEQB = 0x0A,
MMI1_PADDUW = 0x10,
MMI1_PSUBUW = 0x11,
MMI1_PEXTUW = 0x12,
MMI1_PADDUH = 0x14,
MMI1_PSUBUH = 0x15,
MMI1_PEXTUH = 0x16,
MMI1_PADDUB = 0x18,
MMI1_PSUBUB = 0x19,
MMI1_PEXTUB = 0x1A,
MMI1_QFSRV = 0x1B
};
// PS2-specific MMI2 function codes
enum MMI2Functions
{
MMI2_PMADDW = 0x00,
MMI2_PSLLVW = 0x02,
MMI2_PSRLVW = 0x03,
MMI2_PMSUBW = 0x04,
MMI2_PMFHI = 0x08,
MMI2_PMFLO = 0x09,
MMI2_PINTH = 0x0A,
MMI2_PMULTW = 0x0C,
MMI2_PDIVW = 0x0D,
MMI2_PCPYLD = 0x0E,
MMI2_PAND = 0x12,
MMI2_PXOR = 0x13,
MMI2_PMADDH = 0x14,
MMI2_PHMADH = 0x15,
MMI2_PAND_ = 0x16,
MMI2_PXOR_ = 0x17,
MMI2_PMSUBH = 0x18,
MMI2_PHMSBH = 0x19,
MMI2_PEXEH = 0x1A,
MMI2_PREVH = 0x1B,
MMI2_PMULTH = 0x1C,
MMI2_PDIVBW = 0x1D,
MMI2_PEXEW = 0x1E,
MMI2_PROT3W = 0x1F
};
// PS2-specific MMI3 function codes
enum MMI3Functions
{
MMI3_PMADDUW = 0x00,
MMI3_PSRAVW = 0x03,
MMI3_PINTEH = 0x0A,
MMI3_PMULTUW = 0x0C,
MMI3_PDIVUW = 0x0D,
MMI3_PCPYUD = 0x0E,
MMI3_POR = 0x12,
MMI3_PNOR = 0x13,
MMI3_PEXCH = 0x1A,
MMI3_PCPYH = 0x1B,
MMI3_PEXCW = 0x1E,
MMI3_PMTHI = 0x08, // Move To HI register
MMI3_PMTLO = 0x09 // Move To LO register
};
// COP0 (rs field)
enum COP0Format
{
COP0_MF = 0x00, // Move From COP0
COP0_MT = 0x04, // Move To COP0
COP0_CO = 0x10 // COP0 operation
};
// COP0 CO (COProcessor) function codes
enum Cop0CoFunctions
{
COP0_CO_TLBR = 0x01, // TLB Read
COP0_CO_TLBWI = 0x02, // TLB Write Indexed
COP0_CO_TLBWR = 0x06, // TLB Write Random
COP0_CO_TLBP = 0x08, // TLB Probe
COP0_CO_ERET = 0x18, // Return from Exception
COP0_CO_EI = 0x38, // Enable Interrupts
COP0_CO_DI = 0x39 // Disable Interrupts
};
enum COP0Reg
{
COP0_REG_INDEX = 0, // Index into TLB array
COP0_REG_RANDOM = 1, // Randomly generated index into TLB array
COP0_REG_ENTRYLO0 = 2, // Low half of TLB entry for even-numbered virtual pages
COP0_REG_ENTRYLO1 = 3, // Low half of TLB entry for odd-numbered virtual pages
COP0_REG_CONTEXT = 4, // TLB miss handler pointer
COP0_REG_PAGEMASK = 5, // TLB page size mask
COP0_REG_WIRED = 6, // Controls which TLB entries are affected by random replacement
COP0_REG_BADVADDR = 8, // Virtual address of most recent address-related exception
COP0_REG_COUNT = 9, // Timer count
COP0_REG_ENTRYHI = 10, // High half of TLB entry
COP0_REG_COMPARE = 11, // Timer compare value
COP0_REG_STATUS = 12, // Processor status and control
COP0_REG_CAUSE = 13, // Cause of last exception
COP0_REG_EPC = 14, // Exception program counter
COP0_REG_PRID = 15, // Processor identification and revision
COP0_REG_CONFIG = 16, // Configuration register
COP0_REG_BADPADDR = 23, // Bad physical address
COP0_REG_DEBUG = 24, // Debug register
COP0_REG_PERF = 25, // Performance counter
COP0_REG_TAGLO = 28, // Low bits of cache tag
COP0_REG_TAGHI = 29, // High bits of cache tag
COP0_REG_ERROREPC = 30 // Error exception program counter
};
// COP1 (FPU) function codes
enum Cop1Format
{
COP1_MF = 0x00, // Move From FPU Register
COP1_CF = 0x02, // Move From FPU Control Register
COP1_MT = 0x04, // Move To FPU Register
COP1_CT = 0x06, // Move To FPU Control Register
COP1_BC = 0x08, // Branch on FPU Condition
COP1_S = 0x10, // Single Precision Operation
COP1_W = 0x14, // Word (integer) Operation
COP1_BC_BCF = 0x00,
COP1_BC_BCT = 0x01,
COP1_L = 0x15, // Long (64-bit integer) Operation
COP1_D = 0x11, // Double Precision Operation (unused on PS2 FPU?)
};
enum Cop1Functions
{
COP1_FUNC_ADD = 0x00,
COP1_FUNC_SUB = 0x01,
COP1_FUNC_MUL = 0x02,
COP1_FUNC_DIV = 0x03,
COP1_FUNC_SQRT = 0x04,
COP1_FUNC_ABS = 0x05,
COP1_FUNC_MOV = 0x06,
COP1_FUNC_NEG = 0x07,
COP1_FUNC_ROUND_L = 0x08,
COP1_FUNC_TRUNC_L = 0x09,
COP1_FUNC_CEIL_L = 0x0A,
COP1_FUNC_FLOOR_L = 0x0B,
COP1_FUNC_ROUND_W = 0x0C,
COP1_FUNC_TRUNC_W = 0x0D,
COP1_FUNC_CEIL_W = 0x0E,
COP1_FUNC_FLOOR_W = 0x0F,
COP1_FUNC_CVT_S = 0x20, // Convert to Single
COP1_FUNC_CVT_D = 0x21, // Convert to Double
COP1_FUNC_CVT_W = 0x24, // Convert to Word
COP1_FUNC_CVT_L = 0x25, // Convert to Long
// Comparisons (lowest 5 bits matter for condition, C bit set in FCR31)
COP1_FUNC_C_F = 0x30, // False
COP1_FUNC_C_UN = 0x31, // Unordered
COP1_FUNC_C_EQ = 0x32, // Equal
COP1_FUNC_C_UEQ = 0x33, // Unordered or Equal
COP1_FUNC_C_OLT = 0x34, // Ordered Less Than
COP1_FUNC_C_ULT = 0x35, // Unordered or Less Than
COP1_FUNC_C_OLE = 0x36, // Ordered Less Than or Equal
COP1_FUNC_C_ULE = 0x37, // Unordered or Less Than or Equal
COP1_FUNC_C_SF = 0x38, // Signaling False
COP1_FUNC_C_NGLE = 0x39, // Not Greater or Less or Equal (Unordered)
COP1_FUNC_C_SEQ = 0x3A, // Signaling Equal
COP1_FUNC_C_NGL = 0x3B, // Not Greater or Less (Unordered or Equal)
COP1_FUNC_C_LT = 0x3C, // Signaling Less Than
COP1_FUNC_C_NGE = 0x3D, // Not Greater or Equal (Unordered or Less Than)
COP1_FUNC_C_LE = 0x3E, // Signaling Less Than or Equal
COP1_FUNC_C_NGT = 0x3F, // Not Greater Than (Unordered or Less Than or Equal)
};
// COP2 (VU0 macro) function codes
enum Cop2Functions
{
COP2_QMFC2 = 0x00, // Move From Coprocessor 2 (128-bit)
COP2_CFC2 = 0x02, // Move Control From Coprocessor 2
COP2_QMTC2 = 0x04, // Move To Coprocessor 2 (128-bit)
COP2_CTC2 = 0x06, // Move Control To Coprocessor 2
COP2_BC2 = 0x08, // Branch On Coprocessor 2 Condition
COP2_CO = 0x10, // COProcessor instructions (VU0 macro)
COP2_BCF = 0x00, // Branch on VU0 false
COP2_BCT = 0x01, // Branch on VU0 true
COP2_BCFL = 0x02, // Branch on VU0 false likely
COP2_BCTL = 0x03, // Branch on VU0 true likely
COP2_BCEF = 0x4, // Branch on VU0 equal flag false (new)
COP2_BCET = 0x5, // Branch on VU0 equal flag true (new)
COP2_BCEFL = 0x6, // Branch on VU0 equal flag false likely (new)
COP2_BCETL = 0x7, // Branch on VU0 equal flag true likely (new)
COP2_MFC2 = 0x02,
COP2_MTC2 = 0x0A,
COP2_BC2F = 0x11, // Branch on VU0 condition false
COP2_VU0OPS = 0x12, // VU0 Special Operations
COP2_MTVUCF = 0x13, // Move To VU0 control/flag register
COP2_CTCVU = 0x18, // Control To VU0 with specific functionality
COP2_VMTIR = 0x1C, // Move To VU0 I Register
COP2_VCLIP = 0x1E, // VU0 Clipping operation
COP2_VLDQ = 0x1F // VU0 Load/Store Quad with Decrement
};
// VU0 macro instruction function codes (subset - there are many more)
enum VU0MacroFunctions
{
VU0_VADD = 0x00,
VU0_VSUB = 0x01,
VU0_VMUL = 0x02,
VU0_VDIV = 0x03,
VU0_VSQRT = 0x04,
VU0_VRSQRT = 0x05,
VU0_VMULQ = 0x06,
VU0_VIADD = 0x10,
VU0_VISUB = 0x11,
VU0_VIADDI = 0x12,
VU0_VIAND = 0x13,
VU0_VIOR = 0x14,
VU0_VILWR = 0x15,
VU0_VISWR = 0x16,
VU0_VCALLMS = 0x20,
VU0_VCALLMSR = 0x21,
VU0_VRGET = 0x3F, // Get VU0 R register
VU0_VSUB_XYZ = 0x38 // Subtract with component selection
};
enum VU0SpecialFormats
{
VU0_BC2F = 0x11, // Branch on VU0 condition false
VU0_MTVUCF = 0x13, // Move To VU0 control/flag register
VU0_CTCVU = 0x18, // Control To VU0 with specific functionality
VU0_VMTIR = 0x1C, // Move To VU0 I Register
VU0_VCLIP = 0x1E, // VU0 Clipping operation
VU0_VLDQ = 0x1F // VU0 Load/Store Quad with Decrement
};
enum VU0ControlRegisters
{
VU0_CR_STATUS = 0, // Status/Control register
VU0_CR_MAC = 1, // MAC flags register
VU0_CR_CLIP = 5, // Clipping flags register
VU0_CR_CMSAR0 = 13, // VU0 microprogram start address register
VU0_CR_FBRST = 18 // VIF/VU0/VU1 reset register
};
enum VU0OPSFunctions
{
VU0OPS_QMFC2_NI = 0x00, // Non-incrementing QMFC2
VU0OPS_QMFC2_I = 0x01, // Incrementing QMFC2
VU0OPS_QMTC2_NI = 0x02, // Non-incrementing QMTC2
VU0OPS_QMTC2_I = 0x03, // Incrementing QMTC2
VU0OPS_VMFIR = 0x04, // Move From Integer Register
VU0OPS_VXITOP = 0x08, // Execute Interrupt on VU0
VU0OPS_VWAITQ = 0x3B, // Wait for Q register operations to complete
VU0OPS_VMFHL = 0x1C, // Move from High / Low(similar to PMFHL)
VU0OPS_VMTIR = 0x3C // Move to VU0 I Register with function code
};
enum VU0OPSFunctionsExtra
{
VU0_VCALLMS_DIRECT = 0x00,
VU0_VCALLMS_REG = 0x01
};
enum VU0SpecialMasks
{
VU0_FIELD_MASK = 0xF, // Mask for vector field selection
VU0_FIELD_SHIFT = 21, // Shift amount for field selection
VU0_STORE_BIT = 0x80, // Bit indicating store operation
VU0_SUBOP_MASK = 0x1F, // Mask for sub-operation code
VU0_SUBOP_SHIFT = 6, // Shift amount for sub-operation
VU0_SQC0 = 0x8 // SQC0 instruction code
};
enum VU0FormatsExtra
{
VU0_FMT_MACRO_MOVE = 0x1, // Move between VU registers format
VU0_FMT_VIF_STATUS = 0x5, // VIF status operations
VU0_FMT_VCALLMS = 0x14, // VU0 microprogram call format
VU0_FMT_LQSQ_COP0 = 0x1B // Load/store quad VU0 format
};
// PMFHL functions (sa field)
enum PMFHLFunctions
{
PMFHL_LW = 0x00,
PMFHL_UW = 0x01,
PMFHL_SLW = 0x02,
PMFHL_LH = 0x03,
PMFHL_SH = 0x04
};
// Instruction decoding helper macros
#define OPCODE(inst) ((inst >> 26) & 0x3F)
#define RS(inst) ((inst >> 21) & 0x1F)
#define RT(inst) ((inst >> 16) & 0x1F)
#define RD(inst) ((inst >> 11) & 0x1F)
#define SA(inst) ((inst >> 6) & 0x1F)
#define FUNCTION(inst) ((inst) & 0x3F)
#define IMMEDIATE(inst) ((inst) & 0xFFFF)
#define SIMMEDIATE(inst) ((int16_t)((inst) & 0xFFFF))
#define TARGET(inst) ((inst) & 0x3FFFFFF)
} // namespace ps2recomp
#endif // PS2RECOMP_INSTRUCTIONS_H
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