+/* These are the bit masks and shift counts used for the different fields
+ in the microMIPS instruction formats. No masks are provided for the
+ fixed portions of an instruction, since they are not needed. */
+
+#define MICROMIPSOP_MASK_IMMEDIATE 0xffff
+#define MICROMIPSOP_SH_IMMEDIATE 0
+#define MICROMIPSOP_MASK_DELTA 0xffff
+#define MICROMIPSOP_SH_DELTA 0
+#define MICROMIPSOP_MASK_CODE10 0x3ff
+#define MICROMIPSOP_SH_CODE10 16 /* 10-bit wait code. */
+#define MICROMIPSOP_MASK_TRAP 0xf
+#define MICROMIPSOP_SH_TRAP 12 /* 4-bit trap code. */
+#define MICROMIPSOP_MASK_SHAMT 0x1f
+#define MICROMIPSOP_SH_SHAMT 11
+#define MICROMIPSOP_MASK_TARGET 0x3ffffff
+#define MICROMIPSOP_SH_TARGET 0
+#define MICROMIPSOP_MASK_EXTLSB 0x1f /* "ext" LSB. */
+#define MICROMIPSOP_SH_EXTLSB 6
+#define MICROMIPSOP_MASK_EXTMSBD 0x1f /* "ext" MSBD. */
+#define MICROMIPSOP_SH_EXTMSBD 11
+#define MICROMIPSOP_MASK_INSMSB 0x1f /* "ins" MSB. */
+#define MICROMIPSOP_SH_INSMSB 11
+#define MICROMIPSOP_MASK_CODE 0x3ff
+#define MICROMIPSOP_SH_CODE 16 /* 10-bit higher break code. */
+#define MICROMIPSOP_MASK_CODE2 0x3ff
+#define MICROMIPSOP_SH_CODE2 6 /* 10-bit lower break code. */
+#define MICROMIPSOP_MASK_CACHE 0x1f
+#define MICROMIPSOP_SH_CACHE 21 /* 5-bit cache op. */
+#define MICROMIPSOP_MASK_SEL 0x7
+#define MICROMIPSOP_SH_SEL 11
+#define MICROMIPSOP_MASK_OFFSET12 0xfff
+#define MICROMIPSOP_SH_OFFSET12 0
+#define MICROMIPSOP_MASK_3BITPOS 0x7
+#define MICROMIPSOP_SH_3BITPOS 21
+#define MICROMIPSOP_MASK_STYPE 0x1f
+#define MICROMIPSOP_SH_STYPE 16
+#define MICROMIPSOP_MASK_OFFSET10 0x3ff
+#define MICROMIPSOP_SH_OFFSET10 6
+#define MICROMIPSOP_MASK_RS 0x1f
+#define MICROMIPSOP_SH_RS 16
+#define MICROMIPSOP_MASK_RT 0x1f
+#define MICROMIPSOP_SH_RT 21
+#define MICROMIPSOP_MASK_RD 0x1f
+#define MICROMIPSOP_SH_RD 11
+#define MICROMIPSOP_MASK_FS 0x1f
+#define MICROMIPSOP_SH_FS 16
+#define MICROMIPSOP_MASK_FT 0x1f
+#define MICROMIPSOP_SH_FT 21
+#define MICROMIPSOP_MASK_FD 0x1f
+#define MICROMIPSOP_SH_FD 11
+#define MICROMIPSOP_MASK_FR 0x1f
+#define MICROMIPSOP_SH_FR 6
+#define MICROMIPSOP_MASK_RS3 0x1f
+#define MICROMIPSOP_SH_RS3 6
+#define MICROMIPSOP_MASK_PREFX 0x1f
+#define MICROMIPSOP_SH_PREFX 11
+#define MICROMIPSOP_MASK_BCC 0x7
+#define MICROMIPSOP_SH_BCC 18
+#define MICROMIPSOP_MASK_CCC 0x7
+#define MICROMIPSOP_SH_CCC 13
+#define MICROMIPSOP_MASK_COPZ 0x7fffff
+#define MICROMIPSOP_SH_COPZ 3
+
+#define MICROMIPSOP_MASK_MB 0x7
+#define MICROMIPSOP_SH_MB 23
+#define MICROMIPSOP_MASK_MC 0x7
+#define MICROMIPSOP_SH_MC 4
+#define MICROMIPSOP_MASK_MD 0x7
+#define MICROMIPSOP_SH_MD 7
+#define MICROMIPSOP_MASK_ME 0x7
+#define MICROMIPSOP_SH_ME 1
+#define MICROMIPSOP_MASK_MF 0x7
+#define MICROMIPSOP_SH_MF 3
+#define MICROMIPSOP_MASK_MG 0x7
+#define MICROMIPSOP_SH_MG 0
+#define MICROMIPSOP_MASK_MH 0x7
+#define MICROMIPSOP_SH_MH 7
+#define MICROMIPSOP_MASK_MJ 0x1f
+#define MICROMIPSOP_SH_MJ 0
+#define MICROMIPSOP_MASK_ML 0x7
+#define MICROMIPSOP_SH_ML 4
+#define MICROMIPSOP_MASK_MM 0x7
+#define MICROMIPSOP_SH_MM 1
+#define MICROMIPSOP_MASK_MN 0x7
+#define MICROMIPSOP_SH_MN 4
+#define MICROMIPSOP_MASK_MP 0x1f
+#define MICROMIPSOP_SH_MP 5
+#define MICROMIPSOP_MASK_MQ 0x7
+#define MICROMIPSOP_SH_MQ 7
+
+#define MICROMIPSOP_MASK_IMMA 0x7f
+#define MICROMIPSOP_SH_IMMA 0
+#define MICROMIPSOP_MASK_IMMB 0x7
+#define MICROMIPSOP_SH_IMMB 1
+#define MICROMIPSOP_MASK_IMMC 0xf
+#define MICROMIPSOP_SH_IMMC 0
+#define MICROMIPSOP_MASK_IMMD 0x3ff
+#define MICROMIPSOP_SH_IMMD 0
+#define MICROMIPSOP_MASK_IMME 0x7f
+#define MICROMIPSOP_SH_IMME 0
+#define MICROMIPSOP_MASK_IMMF 0xf
+#define MICROMIPSOP_SH_IMMF 0
+#define MICROMIPSOP_MASK_IMMG 0xf
+#define MICROMIPSOP_SH_IMMG 0
+#define MICROMIPSOP_MASK_IMMH 0xf
+#define MICROMIPSOP_SH_IMMH 0
+#define MICROMIPSOP_MASK_IMMI 0x7f
+#define MICROMIPSOP_SH_IMMI 0
+#define MICROMIPSOP_MASK_IMMJ 0xf
+#define MICROMIPSOP_SH_IMMJ 0
+#define MICROMIPSOP_MASK_IMML 0xf
+#define MICROMIPSOP_SH_IMML 0
+#define MICROMIPSOP_MASK_IMMM 0x7
+#define MICROMIPSOP_SH_IMMM 1
+#define MICROMIPSOP_MASK_IMMN 0x3
+#define MICROMIPSOP_SH_IMMN 4
+#define MICROMIPSOP_MASK_IMMO 0xf
+#define MICROMIPSOP_SH_IMMO 0
+#define MICROMIPSOP_MASK_IMMP 0x1f
+#define MICROMIPSOP_SH_IMMP 0
+#define MICROMIPSOP_MASK_IMMQ 0x7fffff
+#define MICROMIPSOP_SH_IMMQ 0
+#define MICROMIPSOP_MASK_IMMU 0x1f
+#define MICROMIPSOP_SH_IMMU 0
+#define MICROMIPSOP_MASK_IMMW 0x3f
+#define MICROMIPSOP_SH_IMMW 1
+#define MICROMIPSOP_MASK_IMMX 0xf
+#define MICROMIPSOP_SH_IMMX 1
+#define MICROMIPSOP_MASK_IMMY 0x1ff
+#define MICROMIPSOP_SH_IMMY 1
+
+/* MIPS DSP ASE */
+#define MICROMIPSOP_MASK_DSPACC 0x3
+#define MICROMIPSOP_SH_DSPACC 14
+#define MICROMIPSOP_MASK_DSPSFT 0x3f
+#define MICROMIPSOP_SH_DSPSFT 16
+#define MICROMIPSOP_MASK_SA3 0x7
+#define MICROMIPSOP_SH_SA3 13
+#define MICROMIPSOP_MASK_SA4 0xf
+#define MICROMIPSOP_SH_SA4 12
+#define MICROMIPSOP_MASK_IMM8 0xff
+#define MICROMIPSOP_SH_IMM8 13
+#define MICROMIPSOP_MASK_IMM10 0x3ff
+#define MICROMIPSOP_SH_IMM10 16
+#define MICROMIPSOP_MASK_WRDSP 0x3f
+#define MICROMIPSOP_SH_WRDSP 14
+#define MICROMIPSOP_MASK_BP 0x3
+#define MICROMIPSOP_SH_BP 14
+
+/* Placeholders for fields that only exist in the traditional 32-bit
+ instruction encoding; see the comment above for details. */
+#define MICROMIPSOP_MASK_CODE20 0
+#define MICROMIPSOP_SH_CODE20 0
+#define MICROMIPSOP_MASK_PERFREG 0
+#define MICROMIPSOP_SH_PERFREG 0
+#define MICROMIPSOP_MASK_CODE19 0
+#define MICROMIPSOP_SH_CODE19 0
+#define MICROMIPSOP_MASK_ALN 0
+#define MICROMIPSOP_SH_ALN 0
+#define MICROMIPSOP_MASK_VECBYTE 0
+#define MICROMIPSOP_SH_VECBYTE 0
+#define MICROMIPSOP_MASK_VECALIGN 0
+#define MICROMIPSOP_SH_VECALIGN 0
+#define MICROMIPSOP_MASK_DSPACC_S 0
+#define MICROMIPSOP_SH_DSPACC_S 0
+#define MICROMIPSOP_MASK_DSPSFT_7 0
+#define MICROMIPSOP_SH_DSPSFT_7 0
+#define MICROMIPSOP_MASK_RDDSP 0
+#define MICROMIPSOP_SH_RDDSP 0
+#define MICROMIPSOP_MASK_MT_U 0
+#define MICROMIPSOP_SH_MT_U 0
+#define MICROMIPSOP_MASK_MT_H 0
+#define MICROMIPSOP_SH_MT_H 0
+#define MICROMIPSOP_MASK_MTACC_T 0
+#define MICROMIPSOP_SH_MTACC_T 0
+#define MICROMIPSOP_MASK_MTACC_D 0
+#define MICROMIPSOP_SH_MTACC_D 0
+#define MICROMIPSOP_MASK_BBITIND 0
+#define MICROMIPSOP_SH_BBITIND 0
+#define MICROMIPSOP_MASK_CINSPOS 0
+#define MICROMIPSOP_SH_CINSPOS 0
+#define MICROMIPSOP_MASK_CINSLM1 0
+#define MICROMIPSOP_SH_CINSLM1 0
+#define MICROMIPSOP_MASK_SEQI 0
+#define MICROMIPSOP_SH_SEQI 0
+#define MICROMIPSOP_SH_OFFSET_A 0
+#define MICROMIPSOP_MASK_OFFSET_A 0
+#define MICROMIPSOP_SH_OFFSET_B 0
+#define MICROMIPSOP_MASK_OFFSET_B 0
+#define MICROMIPSOP_SH_OFFSET_C 0
+#define MICROMIPSOP_MASK_OFFSET_C 0
+#define MICROMIPSOP_SH_RZ 0
+#define MICROMIPSOP_MASK_RZ 0
+#define MICROMIPSOP_SH_FZ 0
+#define MICROMIPSOP_MASK_FZ 0
+
+/* microMIPS Enhanced VA Scheme */
+#define MICROMIPSOP_SH_EVAOFFSET 0
+#define MICROMIPSOP_MASK_EVAOFFSET 0x1ff
+
+/* These are the characters which may appears in the args field of a microMIPS
+ instruction. They appear in the order in which the fields appear
+ when the instruction is used. Commas and parentheses in the args
+ string are ignored when assembling, and written into the output
+ when disassembling.
+
+ The followings are for 16-bit microMIPS instructions.
+
+ "ma" must be $28
+ "mc" 3-bit MIPS registers 2-7, 16, 17 (MICROMIPSOP_*_MC) at bit 4
+ The same register used as both source and target.
+ "md" 3-bit MIPS registers 2-7, 16, 17 (MICROMIPSOP_*_MD) at bit 7
+ "me" 3-bit MIPS registers 2-7, 16, 17 (MICROMIPSOP_*_ME) at bit 1
+ The same register used as both source and target.
+ "mf" 3-bit MIPS registers 2-7, 16, 17 (MICROMIPSOP_*_MF) at bit 3
+ "mg" 3-bit MIPS registers 2-7, 16, 17 (MICROMIPSOP_*_MG) at bit 0
+ "mh" 3-bit MIPS register pair (MICROMIPSOP_*_MH) at bit 7
+ "mj" 5-bit MIPS registers (MICROMIPSOP_*_MJ) at bit 0
+ "ml" 3-bit MIPS registers 2-7, 16, 17 (MICROMIPSOP_*_ML) at bit 4
+ "mm" 3-bit MIPS registers 0, 2, 3, 16-20 (MICROMIPSOP_*_MM) at bit 1
+ "mn" 3-bit MIPS registers 0, 2, 3, 16-20 (MICROMIPSOP_*_MN) at bit 4
+ "mp" 5-bit MIPS registers (MICROMIPSOP_*_MP) at bit 5
+ "mq" 3-bit MIPS registers 0, 2-7, 17 (MICROMIPSOP_*_MQ) at bit 7
+ "mr" must be program counter
+ "ms" must be $29
+ "mt" must be the same as the previous register
+ "mx" must be the same as the destination register
+ "my" must be $31
+ "mz" must be $0
+
+ "mA" 7-bit immediate (-64 .. 63) << 2 (MICROMIPSOP_*_IMMA)
+ "mB" 3-bit immediate (-1, 1, 4, 8, 12, 16, 20, 24) (MICROMIPSOP_*_IMMB)
+ "mC" 4-bit immediate (1, 2, 3, 4, 7, 8, 15, 16, 31, 32, 63, 64, 128, 255,
+ 32768, 65535) (MICROMIPSOP_*_IMMC)
+ "mD" 10-bit branch address (-512 .. 511) << 1 (MICROMIPSOP_*_IMMD)
+ "mE" 7-bit branch address (-64 .. 63) << 1 (MICROMIPSOP_*_IMME)
+ "mF" 4-bit immediate (0 .. 15) (MICROMIPSOP_*_IMMF)
+ "mG" 4-bit immediate (-1 .. 14) (MICROMIPSOP_*_IMMG)
+ "mH" 4-bit immediate (0 .. 15) << 1 (MICROMIPSOP_*_IMMH)
+ "mI" 7-bit immediate (-1 .. 126) (MICROMIPSOP_*_IMMI)
+ "mJ" 4-bit immediate (0 .. 15) << 2 (MICROMIPSOP_*_IMMJ)
+ "mL" 4-bit immediate (0 .. 15) (MICROMIPSOP_*_IMML)
+ "mM" 3-bit immediate (1 .. 8) (MICROMIPSOP_*_IMMM)
+ "mN" 2-bit immediate (0 .. 3) for register list (MICROMIPSOP_*_IMMN)
+ "mO" 4-bit immediate (0 .. 15) (MICROMIPSOP_*_IMML)
+ "mP" 5-bit immediate (0 .. 31) << 2 (MICROMIPSOP_*_IMMP)
+ "mU" 5-bit immediate (0 .. 31) << 2 (MICROMIPSOP_*_IMMU)
+ "mW" 6-bit immediate (0 .. 63) << 2 (MICROMIPSOP_*_IMMW)
+ "mX" 4-bit immediate (-8 .. 7) (MICROMIPSOP_*_IMMX)
+ "mY" 9-bit immediate (-258 .. -3, 2 .. 257) << 2 (MICROMIPSOP_*_IMMY)
+ "mZ" must be zero
+
+ In most cases 32-bit microMIPS instructions use the same characters
+ as MIPS (with ADDIUPC being a notable exception, but there are some
+ others too).
+
+ "." 10-bit signed offset/number (MICROMIPSOP_*_OFFSET10)
+ "1" 5-bit sync type (MICROMIPSOP_*_STYPE)
+ "<" 5-bit shift amount (MICROMIPSOP_*_SHAMT)
+ ">" shift amount between 32 and 63, stored after subtracting 32
+ (MICROMIPSOP_*_SHAMT)
+ "\" 3-bit position for ASET and ACLR (MICROMIPSOP_*_3BITPOS)
+ "|" 4-bit trap code (MICROMIPSOP_*_TRAP)
+ "~" 12-bit signed offset (MICROMIPSOP_*_OFFSET12)
+ "a" 26-bit target address (MICROMIPSOP_*_TARGET)
+ "+i" likewise, but flips bit 0
+ "b" 5-bit base register (MICROMIPSOP_*_RS)
+ "c" 10-bit higher breakpoint code (MICROMIPSOP_*_CODE)
+ "d" 5-bit destination register specifier (MICROMIPSOP_*_RD)
+ "h" 5-bit PREFX hint (MICROMIPSOP_*_PREFX)
+ "i" 16-bit unsigned immediate (MICROMIPSOP_*_IMMEDIATE)
+ "j" 16-bit signed immediate (MICROMIPSOP_*_DELTA)
+ "k" 5-bit cache opcode in target register position (MICROMIPSOP_*_CACHE)
+ "n" register list for 32-bit LWM/SWM instruction (MICROMIPSOP_*_RT)
+ "o" 16-bit signed offset (MICROMIPSOP_*_DELTA)
+ "p" 16-bit PC-relative branch target address (MICROMIPSOP_*_DELTA)
+ "q" 10-bit lower breakpoint code (MICROMIPSOP_*_CODE2)
+ "r" 5-bit same register used as both source and target (MICROMIPSOP_*_RS)
+ "s" 5-bit source register specifier (MICROMIPSOP_*_RS)
+ "t" 5-bit target register (MICROMIPSOP_*_RT)
+ "u" 16-bit upper 16 bits of address (MICROMIPSOP_*_IMMEDIATE)
+ "v" 5-bit same register used as both source and destination
+ (MICROMIPSOP_*_RS)
+ "w" 5-bit same register used as both target and destination
+ (MICROMIPSOP_*_RT)
+ "y" 5-bit source 3 register for ALNV.PS (MICROMIPSOP_*_RS3)
+ "z" must be zero register
+ "C" 23-bit coprocessor function code (MICROMIPSOP_*_COPZ)
+ "K" 5-bit Hardware Register (RDHWR instruction) (MICROMIPSOP_*_RS)
+
+ "+A" 5-bit INS/EXT/DINS/DEXT/DINSM/DEXTM position, which becomes
+ LSB (MICROMIPSOP_*_EXTLSB).
+ Enforces: 0 <= pos < 32.
+ "+B" 5-bit INS/DINS size, which becomes MSB (MICROMIPSOP_*_INSMSB).
+ Requires that "+A" or "+E" occur first to set position.
+ Enforces: 0 < (pos+size) <= 32.
+ "+C" 5-bit EXT/DEXT size, which becomes MSBD (MICROMIPSOP_*_EXTMSBD).
+ Requires that "+A" or "+E" occur first to set position.
+ Enforces: 0 < (pos+size) <= 32.
+ (Also used by DEXT w/ different limits, but limits for
+ that are checked by the M_DEXT macro.)
+ "+E" 5-bit DINSU/DEXTU position, which becomes LSB-32 (MICROMIPSOP_*_EXTLSB).
+ Enforces: 32 <= pos < 64.
+ "+F" 5-bit DINSM/DINSU size, which becomes MSB-32 (MICROMIPSOP_*_INSMSB).
+ Requires that "+A" or "+E" occur first to set position.
+ Enforces: 32 < (pos+size) <= 64.
+ "+G" 5-bit DEXTM size, which becomes MSBD-32 (MICROMIPSOP_*_EXTMSBD).
+ Requires that "+A" or "+E" occur first to set position.
+ Enforces: 32 < (pos+size) <= 64.
+ "+H" 5-bit DEXTU size, which becomes MSBD (MICROMIPSOP_*_EXTMSBD).
+ Requires that "+A" or "+E" occur first to set position.
+ Enforces: 32 < (pos+size) <= 64.
+ "+J" 10-bit SYSCALL/WAIT/SDBBP/HYPCALL function code
+ (MICROMIPSOP_*_CODE10)
+
+ PC-relative addition (ADDIUPC) instruction:
+ "mQ" 23-bit offset (-4194304 .. 4194303) << 2 (MICROMIPSOP_*_IMMQ)
+ "mb" 3-bit MIPS registers 2-7, 16, 17 (MICROMIPSOP_*_MB) at bit 23
+
+ Floating point instructions:
+ "D" 5-bit destination register (MICROMIPSOP_*_FD)
+ "M" 3-bit compare condition code (MICROMIPSOP_*_CCC)
+ "N" 3-bit branch condition code (MICROMIPSOP_*_BCC)
+ "R" 5-bit fr source 3 register (MICROMIPSOP_*_FR)
+ "S" 5-bit fs source 1 register (MICROMIPSOP_*_FS)
+ "T" 5-bit ft source 2 register (MICROMIPSOP_*_FT)
+ "V" 5-bit same register used as floating source and destination or target
+ (MICROMIPSOP_*_FS)
+
+ Coprocessor instructions:
+ "E" 5-bit target register (MICROMIPSOP_*_RT)
+ "G" 5-bit source register (MICROMIPSOP_*_RS)
+ "H" 3-bit sel field for (D)MTC* and (D)MFC* (MICROMIPSOP_*_SEL)
+
+ Macro instructions:
+ "A" general 32 bit expression
+ "I" 32-bit immediate (value placed in imm_expr).
+ "F" 64-bit floating point constant in .rdata
+ "L" 64-bit floating point constant in .lit8
+ "f" 32-bit floating point constant
+ "l" 32-bit floating point constant in .lit4
+
+ DSP ASE usage:
+ "2" 2-bit unsigned immediate for byte align (MICROMIPSOP_*_BP)
+ "3" 3-bit unsigned immediate (MICROMIPSOP_*_SA3)
+ "4" 4-bit unsigned immediate (MICROMIPSOP_*_SA4)
+ "5" 8-bit unsigned immediate (MICROMIPSOP_*_IMM8)
+ "6" 5-bit unsigned immediate (MICROMIPSOP_*_RS)
+ "7" 2-bit DSP accumulator register (MICROMIPSOP_*_DSPACC)
+ "8" 6-bit unsigned immediate (MICROMIPSOP_*_WRDSP)
+ "0" 6-bit signed immediate (MICROMIPSOP_*_DSPSFT)
+ "@" 10-bit signed immediate (MICROMIPSOP_*_IMM10)
+ "^" 5-bit unsigned immediate (MICROMIPSOP_*_RD)
+
+ microMIPS Enhanced VA Scheme:
+ "+j" 9-bit signed offset in bit 0 (OP_*_EVAOFFSET)
+
+ MSA Extension:
+ "+d" 5-bit MSA register (FD)
+ "+e" 5-bit MSA register (FS)
+ "+h" 5-bit MSA register (FT)
+ "+k" 5-bit GPR at bit 6
+ "+l" 5-bit MSA control register at bit 6
+ "+n" 5-bit MSA control register at bit 11
+ "+o" 4-bit vector element index at bit 16
+ "+u" 3-bit vector element index at bit 16
+ "+v" 2-bit vector element index at bit 16
+ "+w" 1-bit vector element index at bit 16
+ "+x" 5-bit shift amount at bit 16
+ "+T" (-512 .. 511) << 0 at bit 16
+ "+U" (-512 .. 511) << 1 at bit 16
+ "+V" (-512 .. 511) << 2 at bit 16
+ "+W" (-512 .. 511) << 3 at bit 16
+ "+~" 2 bit LSA/DLSA shift amount from 1 to 4 at bit 6
+ "+!" 3 bit unsigned bit position at bit 16
+ "+@" 4 bit unsigned bit position at bit 16
+ "+#" 6 bit unsigned bit position at bit 16
+ "+$" 5 bit unsigned immediate at bit 16
+ "+%" 5 bit signed immediate at bit 16
+ "+^" 10 bit signed immediate at bit 11
+ "+&" 0 vector element index
+ "+*" 5-bit register vector element index at bit 16
+ "+|" 8-bit mask at bit 16
+
+ Other:
+ "()" parens surrounding optional value
+ "," separates operands
+ "+" start of extension sequence
+ "m" start of microMIPS extension sequence
+
+ Characters used so far, for quick reference when adding more:
+ "12345678 0"
+ "<>(),+-.@\^|~"
+ "ABCDEFGHI KLMN RST V "
+ "abcd f hijklmnopqrstuvw yz"
+
+ Extension character sequences used so far ("+" followed by the
+ following), for quick reference when adding more:
+ ""
+ "~!@#$%^&*|"
+ "ABCEFGHJTUVW"
+ "dehijklnouvwx"
+
+ Extension character sequences used so far ("m" followed by the
+ following), for quick reference when adding more:
+ ""
+ ""
+ " BCDEFGHIJ LMNOPQ U WXYZ"
+ " bcdefghij lmn pq st xyz"
+
+ Extension character sequences used so far ("-" followed by the
+ following), for quick reference when adding more:
+ ""
+ ""
+ <none so far>
+*/
+
+extern const struct mips_operand *decode_micromips_operand (const char *);
+extern const struct mips_opcode micromips_opcodes[];
+extern const int bfd_micromips_num_opcodes;
+
+/* A NOP insn impemented as "or at,at,zero".
+ Used to implement -mfix-loongson2f. */
+#define LOONGSON2F_NOP_INSN 0x00200825
+
+#ifdef __cplusplus
+}
+#endif
+