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https://github.com/DrBeef/Raze.git
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c9b2399cd0
# Conflicts: # source/CMakeLists.txt # source/common/utility/basics.h # source/core/serializer.h
258 lines
13 KiB
C
258 lines
13 KiB
C
#ifndef xx
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#define xx(op, name, mode, alt, kreg, ktype) OP_##op,
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#endif
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// first row is the opcode
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// second row is the disassembly name
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// third row is the disassembly flags
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// fourth row is the alternative opcode if all 256 constant registers are exhausted.
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// fifth row is the constant register index in the opcode
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// sixth row is the constant register type.
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// OP_PARAM and OP_CMPS need special treatment because they encode this information in the instruction.
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xx(NOP, nop, NOP, NOP, 0, 0) // no operation
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// Load constants.
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xx(LI, li, LI, NOP, 0, 0) // load immediate signed 16-bit constant
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xx(LK, lk, LKI, NOP, 0, 0) // load integer constant
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xx(LKF, lk, LKF, NOP, 0, 0) // load float constant
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xx(LKS, lk, LKS, NOP, 0, 0) // load string constant
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xx(LKP, lk, LKP, NOP, 0, 0) // load pointer constant
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xx(LK_R, lk, RIRII8, NOP, 0, 0) // load integer constant indexed
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xx(LKF_R, lk, RFRII8, NOP, 0, 0) // load float constant indexed
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xx(LKS_R, lk, RSRII8, NOP, 0, 0) // load string constant indexed
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xx(LKP_R, lk, RPRII8, NOP, 0, 0) // load pointer constant indexed
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xx(LFP, lf, LFP, NOP, 0, 0) // load frame pointer
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xx(META, meta, RPRP, NOP, 0, 0) // load a class's meta data address
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xx(CLSS, clss, RPRP, NOP, 0, 0) // load a class's descriptor address
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// Load from memory. rA = *(rB + rkC)
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xx(LB, lb, RIRPKI, LB_R, 4, REGT_INT) // load byte
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xx(LB_R, lb, RIRPRI, NOP, 0, 0)
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xx(LH, lh, RIRPKI, LH_R, 4, REGT_INT) // load halfword
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xx(LH_R, lh, RIRPRI, NOP, 0, 0)
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xx(LW, lw, RIRPKI, LW_R, 4, REGT_INT) // load word
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xx(LW_R, lw, RIRPRI, NOP, 0, 0)
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xx(LBU, lbu, RIRPKI, LBU_R, 4, REGT_INT) // load byte unsigned
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xx(LBU_R, lbu, RIRPRI, NOP, 0, 0)
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xx(LHU, lhu, RIRPKI, LHU_R, 4, REGT_INT) // load halfword unsigned
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xx(LHU_R, lhu, RIRPRI, NOP, 0, 0)
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xx(LSP, lsp, RFRPKI, LSP_R, 4, REGT_INT) // load single-precision fp
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xx(LSP_R, lsp, RFRPRI, NOP, 0, 0)
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xx(LDP, ldp, RFRPKI, LDP_R, 4, REGT_INT) // load double-precision fp
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xx(LDP_R, ldp, RFRPRI, NOP, 0, 0)
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xx(LS, ls, RSRPKI, LS_R, 4, REGT_INT) // load string
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xx(LS_R, ls, RSRPRI, NOP, 0, 0)
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xx(LO, lo, RPRPKI, LO_R, 4, REGT_INT) // load object
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xx(LO_R, lo, RPRPRI, NOP, 0, 0)
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xx(LP, lp, RPRPKI, LP_R, 4, REGT_INT) // load pointer
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xx(LP_R, lp, RPRPRI, NOP, 0, 0)
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xx(LV2, lv2, RVRPKI, LV2_R, 4, REGT_INT) // load vector2
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xx(LV2_R, lv2, RVRPRI, NOP, 0, 0)
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xx(LV3, lv3, RVRPKI, LV3_R, 4, REGT_INT) // load vector3
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xx(LV3_R, lv3, RVRPRI, NOP, 0, 0)
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xx(LCS, lcs, RSRPKI, LCS_R, 4, REGT_INT) // load string from char ptr.
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xx(LCS_R, lcs, RSRPRI, NOP, 0, 0)
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xx(LBIT, lbit, RIRPI8, NOP, 0, 0) // rA = !!(*rB & C) -- *rB is a byte
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// Store instructions. *(rA + rkC) = rB
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xx(SB, sb, RPRIKI, SB_R, 4, REGT_INT) // store byte
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xx(SB_R, sb, RPRIRI, NOP, 0, 0)
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xx(SH, sh, RPRIKI, SH_R, 4, REGT_INT) // store halfword
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xx(SH_R, sh, RPRIRI, NOP, 0, 0)
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xx(SW, sw, RPRIKI, SW_R, 4, REGT_INT) // store word
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xx(SW_R, sw, RPRIRI, NOP, 0, 0)
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xx(SSP, ssp, RPRFKI, SSP_R, 4, REGT_INT) // store single-precision fp
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xx(SSP_R, ssp, RPRFRI, NOP, 0, 0)
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xx(SDP, sdp, RPRFKI, SDP_R, 4, REGT_INT) // store double-precision fp
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xx(SDP_R, sdp, RPRFRI, NOP, 0, 0)
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xx(SS, ss, RPRSKI, SS_R, 4, REGT_INT) // store string
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xx(SS_R, ss, RPRSRI, NOP, 0, 0)
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xx(SP, sp, RPRPKI, SP_R, 4, REGT_INT) // store pointer
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xx(SP_R, sp, RPRPRI, NOP, 0, 0)
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xx(SO, so, RPRPKI, SO_R, 4, REGT_INT) // store object pointer with write barrier (only needed for non thinkers and non types)
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xx(SO_R, so, RPRPRI, NOP, 0, 0)
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xx(SV2, sv2, RPRVKI, SV2_R, 4, REGT_INT) // store vector2
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xx(SV2_R, sv2, RPRVRI, NOP, 0, 0)
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xx(SV3, sv3, RPRVKI, SV3_R, 4, REGT_INT) // store vector3
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xx(SV3_R, sv3, RPRVRI, NOP, 0, 0)
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xx(SBIT, sbit, RPRII8, NOP, 0, 0) // *rA |= C if rB is true, *rA &= ~C otherwise
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// Move instructions.
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xx(MOVE, mov, RIRI, NOP, 0, 0) // dA = dB
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xx(MOVEF, mov, RFRF, NOP, 0, 0) // fA = fB
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xx(MOVES, mov, RSRS, NOP, 0, 0) // sA = sB
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xx(MOVEA, mov, RPRP, NOP, 0, 0) // aA = aB
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xx(MOVEV2, mov2, RFRF, NOP, 0, 0) // fA = fB (2 elements)
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xx(MOVEV3, mov3, RFRF, NOP, 0, 0) // fA = fB (3 elements)
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xx(CAST, cast, CAST, NOP, 0, 0) // xA = xB, conversion specified by C
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xx(CASTB, castb, CAST, NOP, 0, 0) // xA = !!xB, type specified by C
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xx(DYNCAST_R, dyncast, RPRPRP, NOP, 0, 0) // aA = dyn_cast<aC>(aB);
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xx(DYNCAST_K, dyncast, RPRPKP, NOP, 0, 0) // aA = dyn_cast<aKC>(aB);
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xx(DYNCASTC_R, dyncastc, RPRPRP, NOP, 0, 0) // aA = dyn_cast<aC>(aB); for class types
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xx(DYNCASTC_K, dyncastc, RPRPKP, NOP, 0, 0) // aA = dyn_cast<aKC>(aB);
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// Control flow.
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xx(TEST, test, RII16, NOP, 0, 0) // if (dA != BC) then pc++
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xx(TESTN, testn, RII16, NOP, 0, 0) // if (dA != -BC) then pc++
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xx(JMP, jmp, I24, NOP, 0, 0) // pc += ABC -- The ABC fields contain a signed 24-bit offset.
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xx(IJMP, ijmp, RII16, NOP, 0, 0) // pc += dA + BC -- BC is a signed offset. The target instruction must be a JMP.
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xx(PARAM, param, __BCP, NOP, 0, 0) // push parameter encoded in BC for function call (B=regtype, C=regnum)
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xx(PARAMI, parami, I24, NOP, 0, 0) // push immediate, signed integer for function call
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xx(CALL, call, RPI8I8, NOP, 0, 0) // Call function pkA with parameter count B and expected result count C
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xx(CALL_K, call, KPI8I8, CALL, 1, REGT_POINTER)
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xx(VTBL, vtbl, RPRPI8, NOP, 0, 0) // dereferences a virtual method table.
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xx(SCOPE, scope, RPI8, NOP, 0, 0) // Scope check at runtime.
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xx(RESULT, result, __BCP, NOP, 0, 0) // Result should go in register encoded in BC (in caller, after CALL)
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xx(RET, ret, I8BCP, NOP, 0, 0) // Copy value from register encoded in BC to return value A, possibly returning
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xx(RETI, reti, I8I16, NOP, 0, 0) // Copy immediate from BC to return value A, possibly returning
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//xx(TRY, try, I24, NOP, 0, 0) // When an exception is thrown, start searching for a handler at pc + ABC
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//xx(UNTRY, untry, I8, NOP, 0, 0) // Pop A entries off the exception stack
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xx(THROW, throw, THROW, NOP, 0, 0) // A == 0: Throw exception object pB
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// A == 1: Throw exception object pkB
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// A >= 2: Throw VM exception of type BC
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//xx(CATCH, catch, CATCH, NOP, 0, 0) // A == 0: continue search on next try
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// A == 1: continue execution at instruction immediately following CATCH (catches any exception)
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// A == 2: (pB == <type of exception thrown>) then pc++ ; next instruction must JMP to another CATCH
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// A == 3: (pkB == <type of exception thrown>) then pc++ ; next instruction must JMP to another CATCH
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// for A > 0, exception is stored in pC
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xx(BOUND, bound, RII16, NOP, 0, 0) // if rA < 0 or rA >= BC, throw exception
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xx(BOUND_K, bound, LKI, NOP, 0, 0) // if rA < 0 or rA >= const[BC], throw exception
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xx(BOUND_R, bound, RIRI, NOP, 0, 0) // if rA < 0 or rA >= rB, throw exception
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// String instructions.
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xx(CONCAT, concat, RSRSRS, NOP, 0, 0) // sA = sB..sC
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xx(LENS, lens, RIRS, NOP, 0, 0) // dA = sB.Length
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xx(CMPS, cmps, I8RXRX, NOP, 0, 0) // if ((skB op skC) != (A & 1)) then pc++
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// Integer math.
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xx(SLL_RR, sll, RIRIRI, NOP, 0, 0) // dA = dkB << diC
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xx(SLL_RI, sll, RIRII8, NOP, 0, 0)
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xx(SLL_KR, sll, RIKIRI, SLL_RR, 2, REGT_INT)
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xx(SRL_RR, srl, RIRIRI, NOP, 0, 0) // dA = dkB >> diC -- unsigned
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xx(SRL_RI, srl, RIRII8, NOP, 0, 0)
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xx(SRL_KR, srl, RIKIRI, SRL_RR, 2, REGT_INT)
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xx(SRA_RR, sra, RIRIRI, NOP, 0, 0) // dA = dkB >> diC -- signed
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xx(SRA_RI, sra, RIRII8, NOP, 0, 0)
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xx(SRA_KR, sra, RIKIRI, SRA_RR, 2, REGT_INT)
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xx(ADD_RR, add, RIRIRI, NOP, 0, 0) // dA = dB + dkC
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xx(ADD_RK, add, RIRIKI, ADD_RR, 4, REGT_INT)
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xx(ADDI, addi, RIRIIs, NOP, 0, 0) // dA = dB + C -- C is a signed 8-bit constant
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xx(SUB_RR, sub, RIRIRI, NOP, 0, 0) // dA = dkB - dkC
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xx(SUB_RK, sub, RIRIKI, SUB_RR, 4, REGT_INT)
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xx(SUB_KR, sub, RIKIRI, SUB_RR, 2, REGT_INT)
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xx(MUL_RR, mul, RIRIRI, NOP, 0, 0) // dA = dB * dkC
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xx(MUL_RK, mul, RIRIKI, MUL_RR, 4, REGT_INT)
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xx(DIV_RR, div, RIRIRI, NOP, 0, 0) // dA = dkB / dkC (signed)
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xx(DIV_RK, div, RIRIKI, DIV_RR, 4, REGT_INT)
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xx(DIV_KR, div, RIKIRI, DIV_RR, 2, REGT_INT)
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xx(DIVU_RR, divu, RIRIRI, NOP, 0, 0) // dA = dkB / dkC (unsigned)
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xx(DIVU_RK, divu, RIRIKI, DIVU_RR,4, REGT_INT)
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xx(DIVU_KR, divu, RIKIRI, DIVU_RR,2, REGT_INT)
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xx(MOD_RR, mod, RIRIRI, NOP, 0, 0) // dA = dkB % dkC (signed)
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xx(MOD_RK, mod, RIRIKI, MOD_RR, 4, REGT_INT)
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xx(MOD_KR, mod, RIKIRI, MOD_RR, 2, REGT_INT)
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xx(MODU_RR, modu, RIRIRI, NOP, 0, 0) // dA = dkB % dkC (unsigned)
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xx(MODU_RK, modu, RIRIKI, MODU_RR,4, REGT_INT)
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xx(MODU_KR, modu, RIKIRI, MODU_RR,2, REGT_INT)
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xx(AND_RR, and, RIRIRI, NOP, 0, 0) // dA = dB & dkC
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xx(AND_RK, and, RIRIKI, AND_RR, 4, REGT_INT)
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xx(OR_RR, or, RIRIRI, NOP, 0, 0) // dA = dB | dkC
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xx(OR_RK, or, RIRIKI, OR_RR, 4, REGT_INT)
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xx(XOR_RR, xor, RIRIRI, NOP, 0, 0) // dA = dB ^ dkC
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xx(XOR_RK, xor, RIRIKI, XOR_RR, 4, REGT_INT)
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xx(MIN_RR, min, RIRIRI, NOP, 0, 0) // dA = min(dB,dkC)
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xx(MIN_RK, min, RIRIKI, MIN_RR, 4, REGT_INT)
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xx(MAX_RR, max, RIRIRI, NOP, 0, 0) // dA = max(dB,dkC)
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xx(MAX_RK, max, RIRIKI, MAX_RR, 4, REGT_INT)
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xx(MINU_RR, minu, RIRIRI, NOP, 0, 0) // dA = min(dB,dkC) unsigned
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xx(MINU_RK, minu, RIRIKI, MIN_RR, 4, REGT_INT)
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xx(MAXU_RR, maxu, RIRIRI, NOP, 0, 0) // dA = max(dB,dkC) unsigned
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xx(MAXU_RK, maxu, RIRIKI, MAX_RR, 4, REGT_INT)
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xx(ABS, abs, RIRI, NOP, 0, 0) // dA = abs(dB)
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xx(NEG, neg, RIRI, NOP, 0, 0) // dA = -dB
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xx(NOT, not, RIRI, NOP, 0, 0) // dA = ~dB
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xx(EQ_R, beq, CIRR, NOP, 0, 0) // if ((dB == dkC) != A) then pc++
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xx(EQ_K, beq, CIRK, EQ_R, 4, REGT_INT)
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xx(LT_RR, blt, CIRR, NOP, 0, 0) // if ((dkB < dkC) != A) then pc++
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xx(LT_RK, blt, CIRK, LT_RR, 4, REGT_INT)
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xx(LT_KR, blt, CIKR, LT_RR, 2, REGT_INT)
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xx(LE_RR, ble, CIRR, NOP, 0, 0) // if ((dkB <= dkC) != A) then pc++
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xx(LE_RK, ble, CIRK, LE_RR, 4, REGT_INT)
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xx(LE_KR, ble, CIKR, LE_RR, 2, REGT_INT)
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xx(LTU_RR, bltu, CIRR, NOP, 0, 0) // if ((dkB < dkC) != A) then pc++ -- unsigned
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xx(LTU_RK, bltu, CIRK, LTU_RR, 4, REGT_INT)
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xx(LTU_KR, bltu, CIKR, LTU_RR, 2, REGT_INT)
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xx(LEU_RR, bleu, CIRR, NOP, 0, 0) // if ((dkB <= dkC) != A) then pc++ -- unsigned
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xx(LEU_RK, bleu, CIRK, LEU_RR, 4, REGT_INT)
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xx(LEU_KR, bleu, CIKR, LEU_RR, 2, REGT_INT)
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// Double-precision floating point math.
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xx(ADDF_RR, add, RFRFRF, NOP, 0, 0) // fA = fB + fkC
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xx(ADDF_RK, add, RFRFKF, ADDF_RR,4, REGT_FLOAT)
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xx(SUBF_RR, sub, RFRFRF, NOP, 0, 0) // fA = fkB - fkC
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xx(SUBF_RK, sub, RFRFKF, SUBF_RR,4, REGT_FLOAT)
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xx(SUBF_KR, sub, RFKFRF, SUBF_RR,2, REGT_FLOAT)
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xx(MULF_RR, mul, RFRFRF, NOP, 0, 0) // fA = fB * fkC
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xx(MULF_RK, mul, RFRFKF, MULF_RR,4, REGT_FLOAT)
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xx(DIVF_RR, div, RFRFRF, NOP, 0, 0) // fA = fkB / fkC
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xx(DIVF_RK, div, RFRFKF, DIVF_RR,4, REGT_FLOAT)
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xx(DIVF_KR, div, RFKFRF, DIVF_RR,2, REGT_FLOAT)
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xx(MODF_RR, mod, RFRFRF, NOP, 0, 0) // fA = fkB % fkC
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xx(MODF_RK, mod, RFRFKF, MODF_RR,4, REGT_FLOAT)
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xx(MODF_KR, mod, RFKFRF, MODF_RR,4, REGT_FLOAT)
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xx(POWF_RR, pow, RFRFRF, NOP, 0, 0) // fA = fkB ** fkC
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xx(POWF_RK, pow, RFRFKF, POWF_RR,4, REGT_FLOAT)
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xx(POWF_KR, pow, RFKFRF, POWF_RR,2, REGT_FLOAT)
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xx(MINF_RR, min, RFRFRF, NOP, 0, 0) // fA = min(fB)fkC)
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xx(MINF_RK, min, RFRFKF, MINF_RR,4, REGT_FLOAT)
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xx(MAXF_RR, max, RFRFRF, NOP, 0, 0) // fA = max(fB)fkC)
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xx(MAXF_RK, max, RFRFKF, MAXF_RR,4, REGT_FLOAT)
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xx(ATAN2, atan2, RFRFRF, NOP, 0, 0) // fA = atan2(fB,fC) result is in degrees
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xx(FLOP, flop, RFRFI8, NOP, 0, 0) // fA = f(fB) where function is selected by C
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xx(EQF_R, beq, CFRR, NOP, 0, 0) // if ((fB == fkC) != (A & 1)) then pc++
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xx(EQF_K, beq, CFRK, EQF_R, 4, REGT_FLOAT)
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xx(LTF_RR, blt, CFRR, NOP, 0, 0) // if ((fkB < fkC) != (A & 1)) then pc++
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xx(LTF_RK, blt, CFRK, LTF_RR, 4, REGT_FLOAT)
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xx(LTF_KR, blt, CFKR, LTF_RR, 2, REGT_FLOAT)
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xx(LEF_RR, ble, CFRR, NOP, 0, 0) // if ((fkb <= fkC) != (A & 1)) then pc++
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xx(LEF_RK, ble, CFRK, LEF_RR, 4, REGT_FLOAT)
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xx(LEF_KR, ble, CFKR, LEF_RR, 2, REGT_FLOAT)
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// Vector math. (2D)
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xx(NEGV2, negv2, RVRV, NOP, 0, 0) // vA = -vB
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xx(ADDV2_RR, addv2, RVRVRV, NOP, 0, 0) // vA = vB + vkC
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xx(SUBV2_RR, subv2, RVRVRV, NOP, 0, 0) // vA = vkB - vkC
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xx(DOTV2_RR, dotv2, RVRVRV, NOP, 0, 0) // va = vB dot vkC
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xx(MULVF2_RR, mulv2, RVRVRF, NOP, 0, 0) // vA = vkB * fkC
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xx(MULVF2_RK, mulv2, RVRVKF, MULVF2_RR,4, REGT_FLOAT)
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xx(DIVVF2_RR, divv2, RVRVRF, NOP, 0, 0) // vA = vkB / fkC
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xx(DIVVF2_RK, divv2, RVRVKF, DIVVF2_RR,4, REGT_FLOAT)
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xx(LENV2, lenv2, RFRV, NOP, 0, 0) // fA = vB.Length
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xx(EQV2_R, beqv2, CVRR, NOP, 0, 0) // if ((vB == vkC) != A) then pc++ (inexact if A & 32)
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xx(EQV2_K, beqv2, CVRK, NOP, 0, 0) // this will never be used.
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// Vector math (3D)
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xx(NEGV3, negv3, RVRV, NOP, 0, 0) // vA = -vB
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xx(ADDV3_RR, addv3, RVRVRV, NOP, 0, 0) // vA = vB + vkC
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xx(SUBV3_RR, subv3, RVRVRV, NOP, 0, 0) // vA = vkB - vkC
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xx(DOTV3_RR, dotv3, RVRVRV, NOP, 0, 0) // va = vB dot vkC
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xx(CROSSV_RR, crossv, RVRVRV, NOP, 0, 0) // vA = vkB cross vkC
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xx(MULVF3_RR, mulv3, RVRVRF, NOP, 0, 0) // vA = vkB * fkC
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xx(MULVF3_RK, mulv3, RVRVKF, MULVF3_RR,4, REGT_FLOAT)
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xx(DIVVF3_RR, divv3, RVRVRF, NOP, 0, 0) // vA = vkB / fkC
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xx(DIVVF3_RK, divv3, RVRVKF, DIVVF3_RR,4, REGT_FLOAT)
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xx(LENV3, lenv3, RFRV, NOP, 0, 0) // fA = vB.Length
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xx(EQV3_R, beqv3, CVRR, NOP, 0, 0) // if ((vB == vkC) != A) then pc++ (inexact if A & 33)
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xx(EQV3_K, beqv3, CVRK, NOP, 0, 0) // this will never be used.
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// Pointer math.
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xx(ADDA_RR, add, RPRPRI, NOP, 0, 0) // pA = pB + dkC
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xx(ADDA_RK, add, RPRPKI, ADDA_RR,4, REGT_INT)
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xx(SUBA, sub, RIRPRP, NOP, 0, 0) // dA = pB - pC
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xx(EQA_R, beq, CPRR, NOP, 0, 0) // if ((pB == pkC) != A) then pc++
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xx(EQA_K, beq, CPRK, EQA_R, 4, REGT_POINTER)
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#undef xx
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