PPCINST.H
/*++
Copyright (c) 1993 IBM Corporation
Module Name:
ppcinst.h
Abstract:
PowerPC instruction and floating constant definitions.
Author:
Rick Simpson 30 July 1993
Revision History:
--*/
#ifndef _PPCINST_
#define _PPCINST_
//
// POWERPC INSTRUCTION FORMAT STRUCTURES
//
typedef union _PPC_INSTRUCTION {
ULONG Long;
UCHAR Byte[4];
struct {
ULONG bit31 : 1;
ULONG bit30 : 1;
LONG bit6_29 : 24;
ULONG bit0_5 : 6;
} i_f;
#define Primary_Op i_f.bit0_5
#define Iform_LI i_f.bit6_29
#define Iform_AA i_f.bit30
#define Iform_LK i_f.bit31
struct {
ULONG bit31 : 1;
ULONG bit30 : 1;
LONG bit16_29 : 14;
ULONG bit11_15 : 5;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} b_f;
#define Bform_BO b_f.bit6_10
#define Bform_BI b_f.bit11_15
#define Bform_BD b_f.bit16_29
#define Bform_AA b_f.bit30
#define Bform_LK b_f.bit31
struct {
ULONG bit31 : 1;
ULONG bit30 : 1;
ULONG bit6_29 : 24;
ULONG bit0_5 : 6;
} sc_f;
#define SCform_XO sc_f.bit30
struct {
LONG bit16_31 : 16;
ULONG bit11_15 : 5;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} d_f1;
struct {
ULONG bit16_31 : 16;
ULONG bit11_15 : 5;
ULONG bit10 : 1;
ULONG bit9 : 1;
ULONG bit6_8 : 3;
ULONG bit0_5 : 6;
} d_f2;
#define Dform_RT d_f1.bit6_10
#define Dform_RS d_f1.bit6_10
#define Dform_TO d_f1.bit6_10
#define Dform_FRT d_f1.bit6_10
#define Dform_FRS d_f1.bit6_10
#define Dform_BF d_f2.bit6_8
#define Dform_L d_f2.bit10
#define Dform_RA d_f1.bit11_15
#define Dform_D d_f1.bit16_31
#define Dform_SI d_f1.bit16_31
#define Dform_UI d_f2.bit16_31
struct {
ULONG bit30_31 : 2;
LONG bit16_29 : 14;
ULONG bit11_15 : 5;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} ds_f;
#define DSform_RT ds_f.bit6_10
#define DSform_RS ds_f.bit6_10
#define DSform_RA ds_f.bit11_15
#define DSform_DS ds_f.bit16_29
#define DSform_XO ds_f.bit30_31
struct {
ULONG bit31 : 1;
ULONG bit21_30 : 10;
ULONG bit16_20 : 5;
ULONG bit11_15 : 5;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} x_f1;
struct {
ULONG bit20_31 : 12;
ULONG bit16_19 : 4;
ULONG bit14_15 : 2;
ULONG bit11_13 : 3;
ULONG bit10 : 1;
ULONG bit9 : 1;
ULONG bit6_8 : 3;
ULONG bit0_5 : 6;
} x_f2;
struct {
ULONG bit16_31 : 16;
ULONG bit12_15 : 4;
ULONG bit0_11 : 12;
} x_f3;
#define Xform_RT x_f1.bit6_10
#define Xform_RS x_f1.bit6_10
#define Xform_TO x_f1.bit6_10
#define Xform_FRT x_f1.bit6_10
#define Xform_FRS x_f1.bit6_10
#define Xform_BT x_f1.bit6_10
#define Xform_BF x_f2.bit6_8
#define Xform_L x_f2.bit10
#define Xform_RA x_f1.bit11_15
#define Xform_FRA x_f1.bit11_15
#define Xform_BFA x_f2.bit11_13
#define Xform_SR x_f3.bit12_15
#define Xform_RB x_f1.bit16_20
#define Xform_NB x_f1.bit16_20
#define Xform_SH x_f1.bit16_20
#define Xform_FRB x_f1.bit16_20
#define Xform_U x_f2.bit16_19
#define Xform_XO x_f1.bit21_30
#define Xform_RC x_f1.bit31
struct {
ULONG bit31 : 1;
ULONG bit21_30 : 10;
ULONG bit16_20 : 5;
ULONG bit11_15 : 5;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} xl_f1;
struct {
ULONG bit14_31 : 18;
ULONG bit11_13 : 3;
ULONG bit9_10 : 2;
ULONG bit6_8 : 3;
ULONG bit0_5 : 6;
} xl_f2;
#define XLform_LK xl_f1.bit31
#define XLform_XO xl_f1.bit21_30
#define XLform_BB xl_f1.bit16_20
#define XLform_BA xl_f1.bit11_15
#define XLform_BI xl_f1.bit11_15
#define XLform_BFA xl_f2.bit11_13
#define XLform_BT xl_f1.bit6_10
#define XLform_BO xl_f1.bit6_10
#define XLform_BF xl_f2.bit6_8
struct {
ULONG bit31 : 1;
ULONG bit21_30 : 10;
ULONG bit11_20 : 10;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} xfx_f1;
struct {
ULONG bit20_31 : 12;
ULONG bit12_19 : 8;
ULONG bit6_11 : 6;
ULONG bit0_5 : 6;
} xfx_f2;
#define XFXform_RT xfx_f1.bit6_10
#define XFXform_RS xfx_f1.bit6_10
#define XFXform_spr xfx_f1.bit11_20
#define XFXform_tbr xfx_f1.bit11_20
#define XFXform_spr xfx_f1.bit11_20
#define XFXform_FXM xfx_f2.bit12_19
#define XFXform_XO xfx_f1.bit21_30
struct {
ULONG bit31 : 1;
ULONG bit21_30 : 10;
ULONG bit16_20 : 5;
ULONG bit15 : 1;
ULONG bit7_14 : 8;
ULONG bit6 : 1;
ULONG bit0_5 : 6;
} xfl_f;
#define XFLform_FLM xfl_f.bit7_14
#define XFLform_FRB xfl_f.bit16_20
#define XFLform_XO xfl_f.bit21_30
#define XFLform_RC xfl_f.bit31
struct {
ULONG bit31 : 1;
ULONG bit30 : 1;
ULONG bit21_29 : 9;
ULONG bit16_20 : 5;
ULONG bit10_15 : 5;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} xs_f;
#define XSform_RS xs_f.bit6_10
#define XSform_RA xs_f.bit11_15
#define XSform_sh1 xs_f.bit16_20
#define XSform_XO xs_f.bit21_29
#define XSform_sh2 xs_f.bit30
#define XSform_RC xs_f.bit31
struct {
ULONG bit31 : 1;
ULONG bit22_30 : 9;
ULONG bit21 : 1;
ULONG bit16_20 : 5;
ULONG bit10_15 : 5;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} xo_f;
#define XOform_RT xo_f.bit6_10
#define XOform_RA xo_f.bit11_15
#define XOform_RB xo_f.bit16_20
#define XOform_OE xo_f.bit21
#define XOform_XO xo_f.bit22_30
#define XOform_RC xo_f.bit31
struct {
ULONG bit31 : 1;
ULONG bit26_30 : 5;
ULONG bit21_25 : 5;
ULONG bit16_20 : 5;
ULONG bit11_15 : 5;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} a_f;
#define Aform_FRT a_f.bit6_10
#define Aform_FRA a_f.bit11_15
#define Aform_FRB a_f.bit16_20
#define Aform_FRC a_f.bit21_25
#define Aform_XO a_f.bit26_30
#define Aform_RC a_f.bit31
struct {
ULONG bit31 : 1;
ULONG bit26_30 : 5;
ULONG bit21_25 : 5;
ULONG bit16_20 : 5;
ULONG bit11_15 : 5;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} m_f;
#define Mform_RS m_f.bit6_10
#define Mform_RA m_f.bit11_15
#define Mform_RB m_f.bit16_20
#define Mform_SH m_f.bit16_20
#define Mform_MB m_f.bit21_25
#define Mform_ME m_f.bit26_30
#define Mform_RC m_f.bit31
struct {
ULONG bit31 : 1;
ULONG bit30 : 1;
ULONG bit27_29 : 3;
ULONG bit21_26 : 6;
ULONG bit16_20 : 5;
ULONG bit11_15 : 5;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} md_f;
#define MDform_RS md_f.bit6_10
#define MDform_RA md_f.bit11_15
#define MDform_sh1 md_f.bit16_20
#define MDform_mb md_f.bit21_26
#define MDform_me md_f.bit21_26
#define MDform_XO md_f.bit27_29
#define MDform_sh2 md_f.bit30
#define MDform_RC md_f.bit31
struct {
ULONG bit31 : 1;
ULONG bit27_30 : 4;
ULONG bit21_26 : 6;
ULONG bit16_20 : 5;
ULONG bit11_15 : 5;
ULONG bit6_10 : 5;
ULONG bit0_5 : 6;
} mds_f;
#define MDSform_RS mds_f.bit6_10
#define MDSform_RA mds_f.bit11_15
#define MDSform_RB mds_f.bit16_20
#define MDSform_mb mds_f.bit21_26
#define MDSform_me mds_f.bit21_26
#define MDSform_XO mds_f.bit27_30
#define MDSform_RC mds_f.bit31
} PPC_INSTRUCTION, *PPPC_INSTRUCTION;
//
// POWERPC PRIMARY AND SECONDARY (EXTENDED) OPCODES
//
#define TDI_OP 2
#define TWI_OP 3
#define MULLI_OP 7
#define SUBFIC_OP 8
#define CMPLI_OP 10
#define CMPI_OP 11
#define ADDIC_OP 12
#define ADDIC_RC_OP 13
#define ADDI_OP 14
#define ADDIS_OP 15
#define BC_OP 16
#define SC_OP 17
#define B_OP 18
#define X19_OP 19 // Extended ops for primary code 19:
#define MCRF_OP 0
#define BCLR_OP 16
#define CRNOR_OP 33
#define RFI_OP 50
#define CRANDC_OP 129
#define ISYNC_OP 150
#define CRXOR_OP 193
#define CRNAND_OP 225
#define CRAND_OP 257
#define CREQV_OP 289
#define CRORC_OP 417
#define CROR_OP 449
#define BCCTR_OP 528
#define RLWIMI_OP 20
#define RLWINM_OP 21
#define RLWNM_OP 23
#define ORI_OP 24
#defineORIS_OP 25
#define XORI_OP 26
#defineXORIS_OP 27
#defineANDI_RC_OP 28
#define ANDIS_RC_OP 29
#define X30_OP 30 // Extended ops for primary code 30:
#define RLDICL_OP 0
#define RLDICR_OP1
#define RLDIC_OP2
#define RLDIMI_OP3
#define RLDCL_OP8
#define RLDCR_OP9
#define X31_OP 31 // Extended ops for primary code 31:
#define CMP_OP0
#define TW_OP4
#define SUBFC_OP8
#define MULHDU_OP9
#define ADDC_OP 10
#define MULHWU_OP 11
#define MFCR_OP 19
#define LWARX_OP 20
#define LDX_OP 21
#define LWZX_OP 23
#define SLW_OP 24
#define CNTLZW_OP 26
#define SLD_OP 27
#define AND_OP 28
#define CMPL_OP 32
#define SUBF_OP 40
#define LDUX_OP 53
#define DCBST_OP 54
#define LWZUX_OP 55
#define CNTLZD_OP 58
#define ANDC_OP 60
#define TD_OP 68
#define MULHD_OP 73
#define MULHW_OP 75
#define MFMSR_OP 83
#define LDARX_OP 84
#define DCBF_OP 86
#define LBZX_OP 87
#define NEG_OP 104
#define LBZUX_OP 119
#define NOR_OP 124
#define SUBFE_OP 136
#define ADDE_OP 138
#define MTCRF_OP 144
#define MTMSR_OP 146
#define STDX_OP 149
#define STWCX_RC_OP 150
#define STWX_OP 151
#define STDUX_OP 181
#define STWUX_OP 183
#define SUBFZE_OP 200
#define ADDZE_OP 202
#define MTSR_OP 210
#define STDCX_RC_OP 214
#define STBX_OP 215
#define SUBFME_OP 232
#define MULLD_OP 233
#define ADDME_OP 234
#define MULLW_OP 235
#define MTSRIN_OP 242
#define DCBTST_OP 246
#define STBUX_OP 247
#define ADD_OP 266
#define DCBT_OP 278
#define LHZX_OP 279
#define EQV_OP 284
#define TLBIE_OP 306
#define ECIWX_OP 310
#define LHZUX_OP 311
#define XOR_OP 316
#define MFSPR_OP 339
#define LWAX_OP 341
#define LHAX_OP 343
#define TLBIA_OP 370
#define MFTB_OP 371
#define LWAUX_OP 373
#define LHAUX_OP 375
#define STHX_OP 407
#define ORC_OP 412
#define SRADI_OP 413
#define SLBIE_OP 434
#define ECOWX_OP 438
#define STHUX_OP 439
#define OR_OP 444
#define DIVDU_OP 457
#define DIVWU_OP 459
#define MTSPR_OP 467
#define DCBI_OP 470
#define NAND_OP 476
#define DIVD_OP 489
#define DIVW_OP 491
#define SLBIA_OP 498
#define MCRXR_OP 512
#define LSWX_OP 533
#define LWBRX_OP 534
#define LFSX_OP 535
#define SRW_OP 536
#define SRD_OP 539
#define TLBSYNC_OP 566
#define LFSUX_OP 567
#define MFSR_OP 595
#define LSWI_OP 597
#define SYNC_OP 598
#define LFDX_OP 599
#define LFDUX_OP 631
#define MFSRIN_OP 659
#define STSWX_OP 661
#define STWBRX_OP 662
#define STFSX_OP 663
#define STFSUX_OP 695
#define STSWI_OP 725
#define STFDX_OP 727
#define STFDUX_OP 759
#define LHBRX_OP 790
#define SRAW_OP 792
#define SRAD_OP 794
#define SRAWI_OP 824
#define EIEIO_OP 854
#define STHBRX_OP 918
#define EXTSH_OP 922
#define EXTSB_OP 954
#define ICBI_OP 982
#define STFIWX_OP 983
#define EXTSW_OP 986
#define DCBZ_OP 1014
#define LWZ_OP 32
#define LWZU_OP 33
#defineLBZ_OP 34
#defineLBZU_OP 35
#defineSTW_OP 36
#defineSTWU_OP 37
#defineSTB_OP 38
#defineSTBU_OP 39
#defineLHZ_OP 40
#defineLHZU_OP 41
#defineLHA_OP 42
#defineLHAU_OP 43
#defineSTH_OP 44
#defineSTHU_OP 45
#defineLFS_OP 48
#defineLFSU_OP 49
#defineLFD_OP 50
#defineLFDU_OP 51
#define STFS_OP 52
#defineSTFSU_OP 53
#defineSTFD_OP 54
#defineSTFDU_OP 55
#define X58_OP 58 // Extended ops for primary code 58:
#define LD_OP 0
#define LDU_OP1
#define LWA_OP2
#define X59_OP 59 // Extended ops for primary code 59:
#define FDIVS_OP 18
#define FSUBS_OP 20
#define FADDS_OP 21
#define FSQRTS_OP 22
#define FRES_OP 24
#define FMULS_OP 25
#define FMSUBS_OP 28
#define FMADDS_OP 29
#define FNMSUBS_OP 30
#define FNMADDS_OP 31
#define X62_OP 62 // Extended ops for primary code 62:
#define STD_OP 0
#define STDU_OP 1
#define X63_OP 63 // Extended ops for primary code 63:
#define FCMPU_OP 0
#define FRSP_OP 12
#define FCTIW_OP 14
#define FCTIWZ_OP 15
#define FDIV_OP 18
#define FSUB_OP 20
#define FADD_OP 21
#define FSQRT_OP 22
#define FSEL_OP 23
#define FMUL_OP 25
#define FSQRTE_OP 26
#define FMSUB_OP 28
#define FMADD_OP 29
#define FNMSUB_OP 30
#define FNMADD_OP 31
#define FCMPO_OP 32
#define MTFSB1_OP 38
#define FNEG_OP 40
#define MCRFS_OP 64
#define MTFSB0_OP 70
#define FMR_OP 72
#define MTFSFI_OP 134
#define FNABS_OP 136
#define FABS_OP 264
#define MFFS_OP 583
#define MTFSF_OP 711
#define FCTID_OP 814
#define FCTIDZ_OP 815
#define FCFID_OP 846
//
// Define certain specific instructions
//
#define SYSTEM_CALL_INSTR 0x44000002L // sc
#define RETURN_INSTR 0x4E800020L // blr
#define BREAK_INSTR 0x0FE00000L // break <number>
#define TRAP_INSTR 0x0C000000L // trap word immediate
#define NO_OP_INSTR 0x60000000L // ori r.0, r.0, 0
#define INVALID_INSTR 0x00000000L // all 0's => invalid
//
// Define specific values for the TO field of the TRAP_INSTR
//
#define TO_BREAKPOINT 0x03E00000L // Unconditional breakpoint
#define TO_DIVIDE_BY_ZERO 0x00C00000L // Integer divide by zero
#define TO_UNCONDITIONAL_DIVIDE_BY_ZERO 0x00E00000L // Unconditional divide
// by zero
//
// IEEE FLOATING POINT VALUE REPRESENTATION
//
//
// Define maximum and minimum single and double exponent values.
//
#define DOUBLE_MAXIMUM_EXPONENT 2047
#define DOUBLE_MINIMUM_EXPONENT 0
#define SINGLE_MAXIMUM_EXPONENT 255
#define SINGLE_MINIMUM_EXPONENT 0
//
// Define single and double exponent bias values.
//
#define SINGLE_EXPONENT_BIAS 127
#define DOUBLE_EXPONENT_BIAS 1023
//
// Define the largest single and double values;
//
#define DOUBLE_MAXIMUM_VALUE_LOW 0xffffffff
#define DOUBLE_MAXIMUM_VALUE_HIGH 0x7fefffff
#define SINGLE_MAXIMUM_VALUE 0x7f7fffff
//
// Define single and double quite and signaling Nan values.
//
#define DOUBLE_NAN_LOW 0xffffffff
#define DOUBLE_QUIET_NAN 0x7ff7ffff
#define DOUBLE_SIGNAL_NAN 0x7fffffff
#define SINGLE_QUIET_NAN 0x7fbfffff
#define SINGLE_SIGNAL_NAN 0x7fffffff
//
// Define positive single and double infinity values.
//
#define DOUBLE_INFINITY_VALUE_LOW 0x0
#define DOUBLE_INFINITY_VALUE_HIGH 0x7ff00000
#define SINGLE_INFINITY_VALUE 0x7f800000
//
// Define rounding modes.
//
#define ROUND_TO_NEAREST 0
#define ROUND_TO_ZERO 1
#define ROUND_TO_PLUS_INFINITY 2
#define ROUND_TO_MINUS_INFINITY 3
#endif // _PPCINST_