allegrex.h

   1 /**
   2  * Author: Humberto Naves (hsnaves@gmail.com)
   3  */
   4
   5 #ifndef __ALLEGREX_H
   6 #define __ALLEGREX_H
   7
   8 #define INSN_READ_GPR_S      0x00000001
   9 #define INSN_READ_GPR_T      0x00000002
  10 #define INSN_READ_GPR_D      0x00000004
  11 #define INSN_READ_FPR_S      0x00000008
  12 #define INSN_READ_FPR_T      0x00000010
  13 #define INSN_READ_COND_CODE  0x00000020
  14 #define INSN_READ_HI         0x00000040
  15 #define INSN_READ_LO         0x00000080
  16 #define INSN_WRITE_GPR_D     0x00000100
  17 #define INSN_WRITE_GPR_T     0x00000200
  18 #define INSN_WRITE_FPR_D     0x00000400
  19 #define INSN_WRITE_FPR_T     0x00000800
  20 #define INSN_WRITE_COND_CODE 0x00001000
  21 #define INSN_WRITE_HI        0x00002000
  22 #define INSN_WRITE_LO        0x00004000
  23 #define INSN_JUMP            0x00008000
  24 #define INSN_BRANCH          0x00010000
  25 #define INSN_BRANCHLIKELY    0x00020000
  26 #define INSN_LINK            0x00040000
  27 #define INSN_LOAD            0x00080000
  28 #define INSN_STORE           0x00100000
  29
  30 #define INSN_ALLEGREX        0x00000000
  31 #define INSN_SPECIAL         0x01000000
  32 #define INSN_DEBUG           0x02000000
  33 #define INSN_COP0            0x03000000
  34 #define INSN_FPU             0x04000000
  35 #define INSN_VFPU            0x05000000
  36
  37 #define INSN_TYPE(flags)  ((flags) & 0x0F000000)
  38
  39 #define INSN_ALIAS           0x80000000
  40
  41 enum allegrex_insn {
  42   I_INVALID,
  43   I_ADD,
  44   I_ADDI,
  45   I_ADDIU,
  46   I_ADDU,
  47   I_AND,
  48   I_ANDI,
  49   I_BEQ,
  50   I_BEQL,
  51   I_BGEZ,
  52   I_BGEZAL,
  53   I_BGEZL,
  54   I_BGTZ,
  55   I_BGTZL,
  56   I_BITREV,
  57   I_BLEZ,
  58   I_BLEZL,
  59   I_BLTZ,
  60   I_BLTZL,
  61   I_BLTZAL,
  62   I_BLTZALL,
  63   I_BNE,
  64   I_BNEL,
  65   I_BREAK,
  66   I_CACHE,
  67   I_CFC0,
  68   I_CLO,
  69   I_CLZ,
  70   I_CTC0,
  71   I_MAX,
  72   I_MIN,
  73   I_DBREAK,
  74   I_DIV,
  75   I_DIVU,
  76   I_DRET,
  77   I_ERET,
  78   I_EXT,
  79   I_INS,
  80   I_J,
  81   I_JR,
  82   I_JALR,
  83   I_JAL,
  84   I_LB,
  85   I_LBU,
  86   I_LH,
  87   I_LHU,
  88   I_LL,
  89   I_LUI,
  90   I_LW,
  91   I_LWL,
  92   I_LWR,
  93   I_MADD,
  94   I_MADDU,
  95   I_MFC0,
  96   I_MFDR,
  97   I_MFHI,
  98   I_MFIC,
  99   I_MFLO,
 100   I_MOVN,
 101   I_MOVZ,
 102   I_MSUB,
 103   I_MSUBU,
 104   I_MTC0,
 105   I_MTDR,
 106   I_MTIC,
 107   I_HALT,
 108   I_MTHI,
 109   I_MTLO,
 110   I_MULT,
 111   I_MULTU,
 112   I_NOR,
 113   I_OR,
 114   I_ORI,
 115   I_ROTR,
 116   I_ROTV,
 117   I_SEB,
 118   I_SEH,
 119   I_SB,
 120   I_SC,
 121   I_SH,
 122   I_SLLV,
 123   I_SLL,
 124   I_SLT,
 125   I_SLTI,
 126   I_SLTIU,
 127   I_SLTU,
 128   I_SRA,
 129   I_SRAV,
 130   I_SRLV,
 131   I_SRL,
 132   I_SW,
 133   I_SWL,
 134   I_SWR,
 135   I_SUB,
 136   I_SUBU,
 137   I_SYNC,
 138   I_SYSCALL,
 139   I_XOR,
 140   I_XORI,
 141   I_WSBH,
 142   I_WSBW,
 143   I_ABS_S,
 144   I_ADD_S,
 145   I_BC1F,
 146   I_BC1FL,
 147   I_BC1T,
 148   I_BC1TL,
 149   I_C_F_S,
 150   I_C_UN_S,
 151   I_C_EQ_S,
 152   I_C_UEQ_S,
 153   I_C_OLT_S,
 154   I_C_ULT_S,
 155   I_C_OLE_S,
 156   I_C_ULE_S,
 157   I_C_SF_S,
 158   I_C_NGLE_S,
 159   I_C_SEQ_S,
 160   I_C_NGL_S,
 161   I_C_LT_S,
 162   I_C_NGE_S,
 163   I_C_LE_S,
 164   I_C_NGT_S,
 165   I_CEIL_W_S,
 166   I_CFC1,
 167   I_CTC1,
 168   I_CVT_S_W,
 169   I_CVT_W_S,
 170   I_DIV_S,
 171   I_FLOOR_W_S,
 172   I_LWC1,
 173   I_MFC1,
 174   I_MOV_S,
 175   I_MTC1,
 176   I_MUL_S,
 177   I_NEG_S,
 178   I_ROUND_W_S,
 179   I_SQRT_S,
 180   I_SUB_S,
 181   I_SWC1,
 182   I_TRUNC_W_S,
 183   I_BVF,
 184   I_BVFL,
 185   I_BVT,
 186   I_BVTL,
 187   I_LV_Q,
 188   I_LV_S,
 189   I_LVL_Q,
 190   I_LVR_Q,
 191   I_MFV,
 192   I_MFVC,
 193   I_MTV,
 194   I_MTVC,
 195   I_SV_Q,
 196   I_SV_S,
 197   I_SVL_Q,
 198   I_SVR_Q,
 199   I_VABS_P,
 200   I_VABS_Q,
 201   I_VABS_S,
 202   I_VABS_T,
 203   I_VADD_P,
 204   I_VADD_Q,
 205   I_VADD_S,
 206   I_VADD_T,
 207   I_VASIN_P,
 208   I_VASIN_Q,
 209   I_VASIN_S,
 210   I_VASIN_T,
 211   I_VAVG_P,
 212   I_VAVG_Q,
 213   I_VAVG_T,
 214   I_VBFY1_P,
 215   I_VBFY1_Q,
 216   I_VBFY2_Q,
 217   I_VCMOVF_P,
 218   I_VCMOVF_Q,
 219   I_VCMOVF_S,
 220   I_VCMOVF_T,
 221   I_VCMOVT_P,
 222   I_VCMOVT_Q,
 223   I_VCMOVT_S,
 224   I_VCMOVT_T,
 225   I_VCMP_P,
 226   I_VCMP_Q,
 227   I_VCMP_S,
 228   I_VCMP_T,
 229   I_VCOS_P,
 230   I_VCOS_Q,
 231   I_VCOS_S,
 232   I_VCOS_T,
 233   I_VCRS_T,
 234   I_VCRSP_T,
 235   I_VCST_P,
 236   I_VCST_Q,
 237   I_VCST_S,
 238   I_VCST_T,
 239   I_VDET_P,
 240   I_VDIV_P,
 241   I_VDIV_Q,
 242   I_VDIV_S,
 243   I_VDIV_T,
 244   I_VDOT_P,
 245   I_VDOT_Q,
 246   I_VDOT_T,
 247   I_VEXP2_P,
 248   I_VEXP2_Q,
 249   I_VEXP2_S,
 250   I_VEXP2_T,
 251   I_VF2H_P,
 252   I_VF2H_Q,
 253   I_VF2ID_P,
 254   I_VF2ID_Q,
 255   I_VF2ID_S,
 256   I_VF2ID_T,
 257   I_VF2IN_P,
 258   I_VF2IN_Q,
 259   I_VF2IN_S,
 260   I_VF2IN_T,
 261   I_VF2IU_P,
 262   I_VF2IU_Q,
 263   I_VF2IU_S,
 264   I_VF2IU_T,
 265   I_VF2IZ_P,
 266   I_VF2IZ_Q,
 267   I_VF2IZ_S,
 268   I_VF2IZ_T,
 269   I_VFAD_P,
 270   I_VFAD_Q,
 271   I_VFAD_T,
 272   I_VFIM_S,
 273   I_VFLUSH,
 274   I_VH2F_P,
 275   I_VH2F_S,
 276   I_VHDP_P,
 277   I_VHDP_Q,
 278   I_VHDP_T,
 279   I_VHTFM2_P,
 280   I_VHTFM3_T,
 281   I_VHTFM4_Q,
 282   I_VI2C_Q,
 283   I_VI2F_P,
 284   I_VI2F_Q,
 285   I_VI2F_S,
 286   I_VI2F_T,
 287   I_VI2S_P,
 288   I_VI2S_Q,
 289   I_VI2UC_Q,
 290   I_VI2US_P,
 291   I_VI2US_Q,
 292   I_VIDT_P,
 293   I_VIDT_Q,
 294   I_VIIM_S,
 295   I_VLGB_S,
 296   I_VLOG2_P,
 297   I_VLOG2_Q,
 298   I_VLOG2_S,
 299   I_VLOG2_T,
 300   I_VMAX_P,
 301   I_VMAX_Q,
 302   I_VMAX_S,
 303   I_VMAX_T,
 304   I_VMFVC,
 305   I_VMIDT_P,
 306   I_VMIDT_Q,
 307   I_VMIDT_T,
 308   I_VMIN_P,
 309   I_VMIN_Q,
 310   I_VMIN_S,
 311   I_VMIN_T,
 312   I_VMMOV_P,
 313   I_VMMOV_Q,
 314   I_VMMOV_T,
 315   I_VMMUL_P,
 316   I_VMMUL_Q,
 317   I_VMMUL_T,
 318   I_VMONE_P,
 319   I_VMONE_Q,
 320   I_VMONE_T,
 321   I_VMOV_P,
 322   I_VMOV_Q,
 323   I_VMOV_S,
 324   I_VMOV_T,
 325   I_VMSCL_P,
 326   I_VMSCL_Q,
 327   I_VMSCL_T,
 328   I_VMTVC,
 329   I_VMUL_P,
 330   I_VMUL_Q,
 331   I_VMUL_S,
 332   I_VMUL_T,
 333   I_VMZERO_P,
 334   I_VMZERO_Q,
 335   I_VMZERO_T,
 336   I_VNEG_P,
 337   I_VNEG_Q,
 338   I_VNEG_S,
 339   I_VNEG_T,
 340   I_VNOP,
 341   I_VNRCP_P,
 342   I_VNRCP_Q,
 343   I_VNRCP_S,
 344   I_VNRCP_T,
 345   I_VNSIN_P,
 346   I_VNSIN_Q,
 347   I_VNSIN_S,
 348   I_VNSIN_T,
 349   I_VOCP_P,
 350   I_VOCP_Q,
 351   I_VOCP_S,
 352   I_VOCP_T,
 353   I_VONE_P,
 354   I_VONE_Q,
 355   I_VONE_S,
 356   I_VONE_T,
 357   I_VPFXD,
 358   I_VPFXS,
 359   I_VPFXT,
 360   I_VQMUL_Q,
 361   I_VRCP_P,
 362   I_VRCP_Q,
 363   I_VRCP_S,
 364   I_VRCP_T,
 365   I_VREXP2_P,
 366   I_VREXP2_Q,
 367   I_VREXP2_S,
 368   I_VREXP2_T,
 369   I_VRNDF1_P,
 370   I_VRNDF1_Q,
 371   I_VRNDF1_S,
 372   I_VRNDF1_T,
 373   I_VRNDF2_P,
 374   I_VRNDF2_Q,
 375   I_VRNDF2_S,
 376   I_VRNDF2_T,
 377   I_VRNDI_P,
 378   I_VRNDI_Q,
 379   I_VRNDI_S,
 380   I_VRNDI_T,
 381   I_VRNDS_S,
 382   I_VROT_P,
 383   I_VROT_Q,
 384   I_VROT_T,
 385   I_VRSQ_P,
 386   I_VRSQ_Q,
 387   I_VRSQ_S,
 388   I_VRSQ_T,
 389   I_VS2I_P,
 390   I_VS2I_S,
 391   I_VSAT0_P,
 392   I_VSAT0_Q,
 393   I_VSAT0_S,
 394   I_VSAT0_T,
 395   I_VSAT1_P,
 396   I_VSAT1_Q,
 397   I_VSAT1_S,
 398   I_VSAT1_T,
 399   I_VSBN_S,
 400   I_VSBZ_S,
 401   I_VSCL_P,
 402   I_VSCL_Q,
 403   I_VSCL_T,
 404   I_VSCMP_P,
 405   I_VSCMP_Q,
 406   I_VSCMP_S,
 407   I_VSCMP_T,
 408   I_VSGE_P,
 409   I_VSGE_Q,
 410   I_VSGE_S,
 411   I_VSGE_T,
 412   I_VSGN_P,
 413   I_VSGN_Q,
 414   I_VSGN_S,
 415   I_VSGN_T,
 416   I_VSIN_P,
 417   I_VSIN_Q,
 418   I_VSIN_S,
 419   I_VSIN_T,
 420   I_VSLT_P,
 421   I_VSLT_Q,
 422   I_VSLT_S,
 423   I_VSLT_T,
 424   I_VSOCP_P,
 425   I_VSOCP_S,
 426   I_VSQRT_P,
 427   I_VSQRT_Q,
 428   I_VSQRT_S,
 429   I_VSQRT_T,
 430   I_VSRT1_Q,
 431   I_VSRT2_Q,
 432   I_VSRT3_Q,
 433   I_VSRT4_Q,
 434   I_VSUB_P,
 435   I_VSUB_Q,
 436   I_VSUB_S,
 437   I_VSUB_T,
 438   I_VSYNC,
 439   I_VT4444_Q,
 440   I_VT5551_Q,
 441   I_VT5650_Q,
 442   I_VTFM2_P,
 443   I_VTFM3_T,
 444   I_VTFM4_Q,
 445   I_VUS2I_P,
 446   I_VUS2I_S,
 447   I_VWB_Q,
 448   I_VWBN_S,
 449   I_VZERO_P,
 450   I_VZERO_Q,
 451   I_VZERO_S,
 452   I_VZERO_T,
 453   I_MFVME,
 454   I_MTVME
 455 };
 456
 457 struct allegrex_instruction
 458 {
 459   enum allegrex_insn insn;
 460   const char *name;
 461   unsigned int opcode;
 462   unsigned int mask;
 463   const char *fmt;
 464   unsigned int flags;
 465 };
 466
 467 extern const char *gpr_names[];
 468
 469 char *allegrex_disassemble (unsigned int opcode, unsigned int PC, int prtall);
 470 const struct allegrex_instruction *allegrex_decode (unsigned int opcode, int allowalias);
 471
 472 #endif /* __ALLEGREX_H */
 473