@@ -14,6 +14,7 @@ common-obj-$(CONFIG_IA64_DIS) += ia64.o
common-obj-$(CONFIG_M68K_DIS) += m68k.o
common-obj-$(CONFIG_MICROBLAZE_DIS) += microblaze.o
common-obj-$(CONFIG_MIPS_DIS) += mips.o
+common-obj-$(CONFIG_NIOS2_DIS) += nios2.o
common-obj-$(CONFIG_MOXIE_DIS) += moxie.o
common-obj-$(CONFIG_PPC_DIS) += ppc.o
common-obj-$(CONFIG_S390_DIS) += s390.o
new file mode 100644
@@ -0,0 +1,3534 @@
+/* Nios II opcode library for QEMU.
+ Copyright (C) 2012-2016 Free Software Foundation, Inc.
+ Contributed by Nigel Gray (ngray@altera.com).
+ Contributed by Mentor Graphics, Inc.
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License
+ as published by the Free Software Foundation; either version 2
+ of the License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
+
+/* This file resembles a concatenation of the following files from
+ binutils:
+
+ include/opcode/nios2.h
+ include/opcode/nios2r1.h
+ include/opcode/nios2r2.h
+ opcodes/nios2-opc.c
+ opcodes/nios2-dis.c
+
+ It has been derived from the original patches which have been
+ relicensed by the contributors as GPL version 2 for inclusion
+ in QEMU. */
+
+#ifndef _NIOS2_H_
+#define _NIOS2_H_
+
+/*#include "bfd.h"*/
+#include "qemu/osdep.h"
+#include "disas/bfd.h"
+
+
+/****************************************************************************
+ * This file contains structures, bit masks and shift counts used
+ * by the GNU toolchain to define the Nios II instruction set and
+ * access various opcode fields.
+ ****************************************************************************/
+
+/* Instruction encoding formats. */
+enum iw_format_type {
+ /* R1 formats. */
+ iw_i_type,
+ iw_r_type,
+ iw_j_type,
+ iw_custom_type,
+
+ /* 32-bit R2 formats. */
+ iw_L26_type,
+ iw_F2I16_type,
+ iw_F2X4I12_type,
+ iw_F1X4I12_type,
+ iw_F1X4L17_type,
+ iw_F3X6L5_type,
+ iw_F2X6L10_type,
+ iw_F3X6_type,
+ iw_F3X8_type,
+
+ /* 16-bit R2 formats. */
+ iw_I10_type,
+ iw_T1I7_type,
+ iw_T2I4_type,
+ iw_T1X1I6_type,
+ iw_X1I7_type,
+ iw_L5I4X1_type,
+ iw_T2X1L3_type,
+ iw_T2X1I3_type,
+ iw_T3X1_type,
+ iw_T2X3_type,
+ iw_F1X1_type,
+ iw_X2L5_type,
+ iw_F1I5_type,
+ iw_F2_type
+};
+
+/* Identify different overflow situations for error messages. */
+enum overflow_type
+{
+ call_target_overflow = 0,
+ branch_target_overflow,
+ address_offset_overflow,
+ signed_immed16_overflow,
+ unsigned_immed16_overflow,
+ unsigned_immed5_overflow,
+ signed_immed12_overflow,
+ custom_opcode_overflow,
+ enumeration_overflow,
+ no_overflow
+};
+
+/* This structure holds information for a particular instruction.
+
+ The args field is a string describing the operands. The following
+ letters can appear in the args:
+ c - a 5-bit control register index
+ d - a 5-bit destination register index
+ s - a 5-bit left source register index
+ t - a 5-bit right source register index
+ D - a 3-bit encoded destination register
+ S - a 3-bit encoded left source register
+ T - a 3-bit encoded right source register
+ i - a 16-bit signed immediate
+ j - a 5-bit unsigned immediate
+ k - a (second) 5-bit unsigned immediate
+ l - a 8-bit custom instruction constant
+ m - a 26-bit unsigned immediate
+ o - a 16-bit signed pc-relative offset
+ u - a 16-bit unsigned immediate
+ I - a 12-bit signed immediate
+ M - a 6-bit unsigned immediate
+ N - a 6-bit unsigned immediate with 2-bit shift
+ O - a 10-bit signed pc-relative offset with 1-bit shift
+ P - a 7-bit signed pc-relative offset with 1-bit shift
+ U - a 7-bit unsigned immediate with 2-bit shift
+ V - a 5-bit unsigned immediate with 2-bit shift
+ W - a 4-bit unsigned immediate with 2-bit shift
+ X - a 4-bit unsigned immediate with 1-bit shift
+ Y - a 4-bit unsigned immediate
+ e - an immediate coded as an enumeration for addi.n/subi.n
+ f - an immediate coded as an enumeration for slli.n/srli.n
+ g - an immediate coded as an enumeration for andi.n
+ h - an immediate coded as an enumeration for movi.n
+ R - a reglist for ldwm/stwm or push.n/pop.n
+ B - a base register specifier and option list for ldwm/stwm
+ Literal ',', '(', and ')' characters may also appear in the args as
+ delimiters.
+
+ Note that the args describe the semantics and assembly-language syntax
+ of the operands, not their encoding into the instruction word.
+
+ The pinfo field is INSN_MACRO for a macro. Otherwise, it is a collection
+ of bits describing the instruction, notably any relevant hazard
+ information.
+
+ When assembling, the match field contains the opcode template, which
+ is modified by the arguments to produce the actual opcode
+ that is emitted. If pinfo is INSN_MACRO, then this is 0.
+
+ If pinfo is INSN_MACRO, the mask field stores the macro identifier.
+ Otherwise this is a bit mask for the relevant portions of the opcode
+ when disassembling. If the actual opcode anded with the match field
+ equals the opcode field, then we have found the correct instruction. */
+
+struct nios2_opcode
+{
+ const char *name; /* The name of the instruction. */
+ const char *args; /* A string describing the arguments for this
+ instruction. */
+ const char *args_test; /* Like args, but with an extra argument for
+ the expected opcode. */
+ unsigned long num_args; /* The number of arguments the instruction
+ takes. */
+ unsigned size; /* Size in bytes of the instruction. */
+ enum iw_format_type format; /* Instruction format. */
+ unsigned long match; /* The basic opcode for the instruction. */
+ unsigned long mask; /* Mask for the opcode field of the
+ instruction. */
+ unsigned long pinfo; /* Is this a real instruction or instruction
+ macro? */
+ enum overflow_type overflow_msg; /* Used to generate informative
+ message when fixup overflows. */
+};
+
+/* This value is used in the nios2_opcode.pinfo field to indicate that the
+ instruction is a macro or pseudo-op. This requires special treatment by
+ the assembler, and is used by the disassembler to determine whether to
+ check for a nop. */
+#define NIOS2_INSN_MACRO 0x80000000
+#define NIOS2_INSN_MACRO_MOV 0x80000001
+#define NIOS2_INSN_MACRO_MOVI 0x80000002
+#define NIOS2_INSN_MACRO_MOVIA 0x80000004
+
+#define NIOS2_INSN_RELAXABLE 0x40000000
+#define NIOS2_INSN_UBRANCH 0x00000010
+#define NIOS2_INSN_CBRANCH 0x00000020
+#define NIOS2_INSN_CALL 0x00000040
+
+#define NIOS2_INSN_OPTARG 0x00000080
+
+/* Register attributes. */
+#define REG_NORMAL (1<<0) /* Normal registers. */
+#define REG_CONTROL (1<<1) /* Control registers. */
+#define REG_COPROCESSOR (1<<2) /* For custom instructions. */
+#define REG_3BIT (1<<3) /* For R2 CDX instructions. */
+#define REG_LDWM (1<<4) /* For R2 ldwm/stwm. */
+#define REG_POP (1<<5) /* For R2 pop.n/push.n. */
+
+struct nios2_reg
+{
+ const char *name;
+ const int index;
+ unsigned long regtype;
+};
+
+/* Pull in the instruction field accessors, opcodes, and masks. */
+/*#include "nios2r1.h"*/
+
+#ifndef _NIOS2R1_H_
+#define _NIOS2R1_H_
+
+/* R1 fields. */
+#define IW_R1_OP_LSB 0
+#define IW_R1_OP_SIZE 6
+#define IW_R1_OP_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_R1_OP_SIZE))
+#define IW_R1_OP_SHIFTED_MASK (IW_R1_OP_UNSHIFTED_MASK << IW_R1_OP_LSB)
+#define GET_IW_R1_OP(W) (((W) >> IW_R1_OP_LSB) & IW_R1_OP_UNSHIFTED_MASK)
+#define SET_IW_R1_OP(V) (((V) & IW_R1_OP_UNSHIFTED_MASK) << IW_R1_OP_LSB)
+
+#define IW_I_A_LSB 27
+#define IW_I_A_SIZE 5
+#define IW_I_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_I_A_SIZE))
+#define IW_I_A_SHIFTED_MASK (IW_I_A_UNSHIFTED_MASK << IW_I_A_LSB)
+#define GET_IW_I_A(W) (((W) >> IW_I_A_LSB) & IW_I_A_UNSHIFTED_MASK)
+#define SET_IW_I_A(V) (((V) & IW_I_A_UNSHIFTED_MASK) << IW_I_A_LSB)
+
+#define IW_I_B_LSB 22
+#define IW_I_B_SIZE 5
+#define IW_I_B_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_I_B_SIZE))
+#define IW_I_B_SHIFTED_MASK (IW_I_B_UNSHIFTED_MASK << IW_I_B_LSB)
+#define GET_IW_I_B(W) (((W) >> IW_I_B_LSB) & IW_I_B_UNSHIFTED_MASK)
+#define SET_IW_I_B(V) (((V) & IW_I_B_UNSHIFTED_MASK) << IW_I_B_LSB)
+
+#define IW_I_IMM16_LSB 6
+#define IW_I_IMM16_SIZE 16
+#define IW_I_IMM16_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_I_IMM16_SIZE))
+#define IW_I_IMM16_SHIFTED_MASK (IW_I_IMM16_UNSHIFTED_MASK << IW_I_IMM16_LSB)
+#define GET_IW_I_IMM16(W) (((W) >> IW_I_IMM16_LSB) & IW_I_IMM16_UNSHIFTED_MASK)
+#define SET_IW_I_IMM16(V) (((V) & IW_I_IMM16_UNSHIFTED_MASK) << IW_I_IMM16_LSB)
+
+#define IW_R_A_LSB 27
+#define IW_R_A_SIZE 5
+#define IW_R_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_R_A_SIZE))
+#define IW_R_A_SHIFTED_MASK (IW_R_A_UNSHIFTED_MASK << IW_R_A_LSB)
+#define GET_IW_R_A(W) (((W) >> IW_R_A_LSB) & IW_R_A_UNSHIFTED_MASK)
+#define SET_IW_R_A(V) (((V) & IW_R_A_UNSHIFTED_MASK) << IW_R_A_LSB)
+
+#define IW_R_B_LSB 22
+#define IW_R_B_SIZE 5
+#define IW_R_B_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_R_B_SIZE))
+#define IW_R_B_SHIFTED_MASK (IW_R_B_UNSHIFTED_MASK << IW_R_B_LSB)
+#define GET_IW_R_B(W) (((W) >> IW_R_B_LSB) & IW_R_B_UNSHIFTED_MASK)
+#define SET_IW_R_B(V) (((V) & IW_R_B_UNSHIFTED_MASK) << IW_R_B_LSB)
+
+#define IW_R_C_LSB 17
+#define IW_R_C_SIZE 5
+#define IW_R_C_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_R_C_SIZE))
+#define IW_R_C_SHIFTED_MASK (IW_R_C_UNSHIFTED_MASK << IW_R_C_LSB)
+#define GET_IW_R_C(W) (((W) >> IW_R_C_LSB) & IW_R_C_UNSHIFTED_MASK)
+#define SET_IW_R_C(V) (((V) & IW_R_C_UNSHIFTED_MASK) << IW_R_C_LSB)
+
+#define IW_R_OPX_LSB 11
+#define IW_R_OPX_SIZE 6
+#define IW_R_OPX_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_R_OPX_SIZE))
+#define IW_R_OPX_SHIFTED_MASK (IW_R_OPX_UNSHIFTED_MASK << IW_R_OPX_LSB)
+#define GET_IW_R_OPX(W) (((W) >> IW_R_OPX_LSB) & IW_R_OPX_UNSHIFTED_MASK)
+#define SET_IW_R_OPX(V) (((V) & IW_R_OPX_UNSHIFTED_MASK) << IW_R_OPX_LSB)
+
+#define IW_R_IMM5_LSB 6
+#define IW_R_IMM5_SIZE 5
+#define IW_R_IMM5_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_R_IMM5_SIZE))
+#define IW_R_IMM5_SHIFTED_MASK (IW_R_IMM5_UNSHIFTED_MASK << IW_R_IMM5_LSB)
+#define GET_IW_R_IMM5(W) (((W) >> IW_R_IMM5_LSB) & IW_R_IMM5_UNSHIFTED_MASK)
+#define SET_IW_R_IMM5(V) (((V) & IW_R_IMM5_UNSHIFTED_MASK) << IW_R_IMM5_LSB)
+
+#define IW_J_IMM26_LSB 6
+#define IW_J_IMM26_SIZE 26
+#define IW_J_IMM26_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_J_IMM26_SIZE))
+#define IW_J_IMM26_SHIFTED_MASK (IW_J_IMM26_UNSHIFTED_MASK << IW_J_IMM26_LSB)
+#define GET_IW_J_IMM26(W) (((W) >> IW_J_IMM26_LSB) & IW_J_IMM26_UNSHIFTED_MASK)
+#define SET_IW_J_IMM26(V) (((V) & IW_J_IMM26_UNSHIFTED_MASK) << IW_J_IMM26_LSB)
+
+#define IW_CUSTOM_A_LSB 27
+#define IW_CUSTOM_A_SIZE 5
+#define IW_CUSTOM_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_CUSTOM_A_SIZE))
+#define IW_CUSTOM_A_SHIFTED_MASK (IW_CUSTOM_A_UNSHIFTED_MASK << IW_CUSTOM_A_LSB)
+#define GET_IW_CUSTOM_A(W) (((W) >> IW_CUSTOM_A_LSB) & IW_CUSTOM_A_UNSHIFTED_MASK)
+#define SET_IW_CUSTOM_A(V) (((V) & IW_CUSTOM_A_UNSHIFTED_MASK) << IW_CUSTOM_A_LSB)
+
+#define IW_CUSTOM_B_LSB 22
+#define IW_CUSTOM_B_SIZE 5
+#define IW_CUSTOM_B_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_CUSTOM_B_SIZE))
+#define IW_CUSTOM_B_SHIFTED_MASK (IW_CUSTOM_B_UNSHIFTED_MASK << IW_CUSTOM_B_LSB)
+#define GET_IW_CUSTOM_B(W) (((W) >> IW_CUSTOM_B_LSB) & IW_CUSTOM_B_UNSHIFTED_MASK)
+#define SET_IW_CUSTOM_B(V) (((V) & IW_CUSTOM_B_UNSHIFTED_MASK) << IW_CUSTOM_B_LSB)
+
+#define IW_CUSTOM_C_LSB 17
+#define IW_CUSTOM_C_SIZE 5
+#define IW_CUSTOM_C_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_CUSTOM_C_SIZE))
+#define IW_CUSTOM_C_SHIFTED_MASK (IW_CUSTOM_C_UNSHIFTED_MASK << IW_CUSTOM_C_LSB)
+#define GET_IW_CUSTOM_C(W) (((W) >> IW_CUSTOM_C_LSB) & IW_CUSTOM_C_UNSHIFTED_MASK)
+#define SET_IW_CUSTOM_C(V) (((V) & IW_CUSTOM_C_UNSHIFTED_MASK) << IW_CUSTOM_C_LSB)
+
+#define IW_CUSTOM_READA_LSB 16
+#define IW_CUSTOM_READA_SIZE 1
+#define IW_CUSTOM_READA_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_CUSTOM_READA_SIZE))
+#define IW_CUSTOM_READA_SHIFTED_MASK (IW_CUSTOM_READA_UNSHIFTED_MASK << IW_CUSTOM_READA_LSB)
+#define GET_IW_CUSTOM_READA(W) (((W) >> IW_CUSTOM_READA_LSB) & IW_CUSTOM_READA_UNSHIFTED_MASK)
+#define SET_IW_CUSTOM_READA(V) (((V) & IW_CUSTOM_READA_UNSHIFTED_MASK) << IW_CUSTOM_READA_LSB)
+
+#define IW_CUSTOM_READB_LSB 15
+#define IW_CUSTOM_READB_SIZE 1
+#define IW_CUSTOM_READB_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_CUSTOM_READB_SIZE))
+#define IW_CUSTOM_READB_SHIFTED_MASK (IW_CUSTOM_READB_UNSHIFTED_MASK << IW_CUSTOM_READB_LSB)
+#define GET_IW_CUSTOM_READB(W) (((W) >> IW_CUSTOM_READB_LSB) & IW_CUSTOM_READB_UNSHIFTED_MASK)
+#define SET_IW_CUSTOM_READB(V) (((V) & IW_CUSTOM_READB_UNSHIFTED_MASK) << IW_CUSTOM_READB_LSB)
+
+#define IW_CUSTOM_READC_LSB 14
+#define IW_CUSTOM_READC_SIZE 1
+#define IW_CUSTOM_READC_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_CUSTOM_READC_SIZE))
+#define IW_CUSTOM_READC_SHIFTED_MASK (IW_CUSTOM_READC_UNSHIFTED_MASK << IW_CUSTOM_READC_LSB)
+#define GET_IW_CUSTOM_READC(W) (((W) >> IW_CUSTOM_READC_LSB) & IW_CUSTOM_READC_UNSHIFTED_MASK)
+#define SET_IW_CUSTOM_READC(V) (((V) & IW_CUSTOM_READC_UNSHIFTED_MASK) << IW_CUSTOM_READC_LSB)
+
+#define IW_CUSTOM_N_LSB 6
+#define IW_CUSTOM_N_SIZE 8
+#define IW_CUSTOM_N_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_CUSTOM_N_SIZE))
+#define IW_CUSTOM_N_SHIFTED_MASK (IW_CUSTOM_N_UNSHIFTED_MASK << IW_CUSTOM_N_LSB)
+#define GET_IW_CUSTOM_N(W) (((W) >> IW_CUSTOM_N_LSB) & IW_CUSTOM_N_UNSHIFTED_MASK)
+#define SET_IW_CUSTOM_N(V) (((V) & IW_CUSTOM_N_UNSHIFTED_MASK) << IW_CUSTOM_N_LSB)
+
+/* R1 opcodes. */
+#define R1_OP_CALL 0
+#define R1_OP_JMPI 1
+#define R1_OP_LDBU 3
+#define R1_OP_ADDI 4
+#define R1_OP_STB 5
+#define R1_OP_BR 6
+#define R1_OP_LDB 7
+#define R1_OP_CMPGEI 8
+#define R1_OP_LDHU 11
+#define R1_OP_ANDI 12
+#define R1_OP_STH 13
+#define R1_OP_BGE 14
+#define R1_OP_LDH 15
+#define R1_OP_CMPLTI 16
+#define R1_OP_INITDA 19
+#define R1_OP_ORI 20
+#define R1_OP_STW 21
+#define R1_OP_BLT 22
+#define R1_OP_LDW 23
+#define R1_OP_CMPNEI 24
+#define R1_OP_FLUSHDA 27
+#define R1_OP_XORI 28
+#define R1_OP_BNE 30
+#define R1_OP_CMPEQI 32
+#define R1_OP_LDBUIO 35
+#define R1_OP_MULI 36
+#define R1_OP_STBIO 37
+#define R1_OP_BEQ 38
+#define R1_OP_LDBIO 39
+#define R1_OP_CMPGEUI 40
+#define R1_OP_LDHUIO 43
+#define R1_OP_ANDHI 44
+#define R1_OP_STHIO 45
+#define R1_OP_BGEU 46
+#define R1_OP_LDHIO 47
+#define R1_OP_CMPLTUI 48
+#define R1_OP_CUSTOM 50
+#define R1_OP_INITD 51
+#define R1_OP_ORHI 52
+#define R1_OP_STWIO 53
+#define R1_OP_BLTU 54
+#define R1_OP_LDWIO 55
+#define R1_OP_RDPRS 56
+#define R1_OP_OPX 58
+#define R1_OP_FLUSHD 59
+#define R1_OP_XORHI 60
+
+#define R1_OPX_ERET 1
+#define R1_OPX_ROLI 2
+#define R1_OPX_ROL 3
+#define R1_OPX_FLUSHP 4
+#define R1_OPX_RET 5
+#define R1_OPX_NOR 6
+#define R1_OPX_MULXUU 7
+#define R1_OPX_CMPGE 8
+#define R1_OPX_BRET 9
+#define R1_OPX_ROR 11
+#define R1_OPX_FLUSHI 12
+#define R1_OPX_JMP 13
+#define R1_OPX_AND 14
+#define R1_OPX_CMPLT 16
+#define R1_OPX_SLLI 18
+#define R1_OPX_SLL 19
+#define R1_OPX_WRPRS 20
+#define R1_OPX_OR 22
+#define R1_OPX_MULXSU 23
+#define R1_OPX_CMPNE 24
+#define R1_OPX_SRLI 26
+#define R1_OPX_SRL 27
+#define R1_OPX_NEXTPC 28
+#define R1_OPX_CALLR 29
+#define R1_OPX_XOR 30
+#define R1_OPX_MULXSS 31
+#define R1_OPX_CMPEQ 32
+#define R1_OPX_DIVU 36
+#define R1_OPX_DIV 37
+#define R1_OPX_RDCTL 38
+#define R1_OPX_MUL 39
+#define R1_OPX_CMPGEU 40
+#define R1_OPX_INITI 41
+#define R1_OPX_TRAP 45
+#define R1_OPX_WRCTL 46
+#define R1_OPX_CMPLTU 48
+#define R1_OPX_ADD 49
+#define R1_OPX_BREAK 52
+#define R1_OPX_SYNC 54
+#define R1_OPX_SUB 57
+#define R1_OPX_SRAI 58
+#define R1_OPX_SRA 59
+
+/* Some convenience macros for R1 encodings, for use in instruction tables.
+ MATCH_R1_OPX0(NAME) and MASK_R1_OPX0 are used for R-type instructions
+ with 3 register operands and constant 0 in the immediate field.
+ The general forms are MATCH_R1_OPX(NAME, A, B, C) where the arguments specify
+ constant values and MASK_R1_OPX(A, B, C, N) where the arguments are booleans
+ that are true if the field should be included in the mask.
+ */
+#define MATCH_R1_OP(NAME) \
+ (SET_IW_R1_OP (R1_OP_##NAME))
+#define MASK_R1_OP \
+ IW_R1_OP_SHIFTED_MASK
+
+#define MATCH_R1_OPX0(NAME) \
+ (SET_IW_R1_OP (R1_OP_OPX) | SET_IW_R_OPX (R1_OPX_##NAME))
+#define MASK_R1_OPX0 \
+ (IW_R1_OP_SHIFTED_MASK | IW_R_OPX_SHIFTED_MASK | IW_R_IMM5_SHIFTED_MASK)
+
+#define MATCH_R1_OPX(NAME, A, B, C) \
+ (MATCH_R1_OPX0 (NAME) | SET_IW_R_A (A) | SET_IW_R_B (B) | SET_IW_R_C (C))
+#define MASK_R1_OPX(A, B, C, N) \
+ (IW_R1_OP_SHIFTED_MASK | IW_R_OPX_SHIFTED_MASK \
+ | (A ? IW_R_A_SHIFTED_MASK : 0) \
+ | (B ? IW_R_B_SHIFTED_MASK : 0) \
+ | (C ? IW_R_C_SHIFTED_MASK : 0) \
+ | (N ? IW_R_IMM5_SHIFTED_MASK : 0))
+
+/* And here's the match/mask macros for the R1 instruction set. */
+#define MATCH_R1_ADD MATCH_R1_OPX0 (ADD)
+#define MASK_R1_ADD MASK_R1_OPX0
+#define MATCH_R1_ADDI MATCH_R1_OP (ADDI)
+#define MASK_R1_ADDI MASK_R1_OP
+#define MATCH_R1_AND MATCH_R1_OPX0 (AND)
+#define MASK_R1_AND MASK_R1_OPX0
+#define MATCH_R1_ANDHI MATCH_R1_OP (ANDHI)
+#define MASK_R1_ANDHI MASK_R1_OP
+#define MATCH_R1_ANDI MATCH_R1_OP (ANDI)
+#define MASK_R1_ANDI MASK_R1_OP
+#define MATCH_R1_BEQ MATCH_R1_OP (BEQ)
+#define MASK_R1_BEQ MASK_R1_OP
+#define MATCH_R1_BGE MATCH_R1_OP (BGE)
+#define MASK_R1_BGE MASK_R1_OP
+#define MATCH_R1_BGEU MATCH_R1_OP (BGEU)
+#define MASK_R1_BGEU MASK_R1_OP
+#define MATCH_R1_BGT MATCH_R1_OP (BLT)
+#define MASK_R1_BGT MASK_R1_OP
+#define MATCH_R1_BGTU MATCH_R1_OP (BLTU)
+#define MASK_R1_BGTU MASK_R1_OP
+#define MATCH_R1_BLE MATCH_R1_OP (BGE)
+#define MASK_R1_BLE MASK_R1_OP
+#define MATCH_R1_BLEU MATCH_R1_OP (BGEU)
+#define MASK_R1_BLEU MASK_R1_OP
+#define MATCH_R1_BLT MATCH_R1_OP (BLT)
+#define MASK_R1_BLT MASK_R1_OP
+#define MATCH_R1_BLTU MATCH_R1_OP (BLTU)
+#define MASK_R1_BLTU MASK_R1_OP
+#define MATCH_R1_BNE MATCH_R1_OP (BNE)
+#define MASK_R1_BNE MASK_R1_OP
+#define MATCH_R1_BR MATCH_R1_OP (BR)
+#define MASK_R1_BR MASK_R1_OP | IW_I_A_SHIFTED_MASK | IW_I_B_SHIFTED_MASK
+#define MATCH_R1_BREAK MATCH_R1_OPX (BREAK, 0, 0, 0x1e)
+#define MASK_R1_BREAK MASK_R1_OPX (1, 1, 1, 0)
+#define MATCH_R1_BRET MATCH_R1_OPX (BRET, 0x1e, 0, 0)
+#define MASK_R1_BRET MASK_R1_OPX (1, 1, 1, 1)
+#define MATCH_R1_CALL MATCH_R1_OP (CALL)
+#define MASK_R1_CALL MASK_R1_OP
+#define MATCH_R1_CALLR MATCH_R1_OPX (CALLR, 0, 0, 0x1f)
+#define MASK_R1_CALLR MASK_R1_OPX (0, 1, 1, 1)
+#define MATCH_R1_CMPEQ MATCH_R1_OPX0 (CMPEQ)
+#define MASK_R1_CMPEQ MASK_R1_OPX0
+#define MATCH_R1_CMPEQI MATCH_R1_OP (CMPEQI)
+#define MASK_R1_CMPEQI MASK_R1_OP
+#define MATCH_R1_CMPGE MATCH_R1_OPX0 (CMPGE)
+#define MASK_R1_CMPGE MASK_R1_OPX0
+#define MATCH_R1_CMPGEI MATCH_R1_OP (CMPGEI)
+#define MASK_R1_CMPGEI MASK_R1_OP
+#define MATCH_R1_CMPGEU MATCH_R1_OPX0 (CMPGEU)
+#define MASK_R1_CMPGEU MASK_R1_OPX0
+#define MATCH_R1_CMPGEUI MATCH_R1_OP (CMPGEUI)
+#define MASK_R1_CMPGEUI MASK_R1_OP
+#define MATCH_R1_CMPGT MATCH_R1_OPX0 (CMPLT)
+#define MASK_R1_CMPGT MASK_R1_OPX0
+#define MATCH_R1_CMPGTI MATCH_R1_OP (CMPGEI)
+#define MASK_R1_CMPGTI MASK_R1_OP
+#define MATCH_R1_CMPGTU MATCH_R1_OPX0 (CMPLTU)
+#define MASK_R1_CMPGTU MASK_R1_OPX0
+#define MATCH_R1_CMPGTUI MATCH_R1_OP (CMPGEUI)
+#define MASK_R1_CMPGTUI MASK_R1_OP
+#define MATCH_R1_CMPLE MATCH_R1_OPX0 (CMPGE)
+#define MASK_R1_CMPLE MASK_R1_OPX0
+#define MATCH_R1_CMPLEI MATCH_R1_OP (CMPLTI)
+#define MASK_R1_CMPLEI MASK_R1_OP
+#define MATCH_R1_CMPLEU MATCH_R1_OPX0 (CMPGEU)
+#define MASK_R1_CMPLEU MASK_R1_OPX0
+#define MATCH_R1_CMPLEUI MATCH_R1_OP (CMPLTUI)
+#define MASK_R1_CMPLEUI MASK_R1_OP
+#define MATCH_R1_CMPLT MATCH_R1_OPX0 (CMPLT)
+#define MASK_R1_CMPLT MASK_R1_OPX0
+#define MATCH_R1_CMPLTI MATCH_R1_OP (CMPLTI)
+#define MASK_R1_CMPLTI MASK_R1_OP
+#define MATCH_R1_CMPLTU MATCH_R1_OPX0 (CMPLTU)
+#define MASK_R1_CMPLTU MASK_R1_OPX0
+#define MATCH_R1_CMPLTUI MATCH_R1_OP (CMPLTUI)
+#define MASK_R1_CMPLTUI MASK_R1_OP
+#define MATCH_R1_CMPNE MATCH_R1_OPX0 (CMPNE)
+#define MASK_R1_CMPNE MASK_R1_OPX0
+#define MATCH_R1_CMPNEI MATCH_R1_OP (CMPNEI)
+#define MASK_R1_CMPNEI MASK_R1_OP
+#define MATCH_R1_CUSTOM MATCH_R1_OP (CUSTOM)
+#define MASK_R1_CUSTOM MASK_R1_OP
+#define MATCH_R1_DIV MATCH_R1_OPX0 (DIV)
+#define MASK_R1_DIV MASK_R1_OPX0
+#define MATCH_R1_DIVU MATCH_R1_OPX0 (DIVU)
+#define MASK_R1_DIVU MASK_R1_OPX0
+#define MATCH_R1_ERET MATCH_R1_OPX (ERET, 0x1d, 0x1e, 0)
+#define MASK_R1_ERET MASK_R1_OPX (1, 1, 1, 1)
+#define MATCH_R1_FLUSHD MATCH_R1_OP (FLUSHD) | SET_IW_I_B (0)
+#define MASK_R1_FLUSHD MASK_R1_OP | IW_I_B_SHIFTED_MASK
+#define MATCH_R1_FLUSHDA MATCH_R1_OP (FLUSHDA) | SET_IW_I_B (0)
+#define MASK_R1_FLUSHDA MASK_R1_OP | IW_I_B_SHIFTED_MASK
+#define MATCH_R1_FLUSHI MATCH_R1_OPX (FLUSHI, 0, 0, 0)
+#define MASK_R1_FLUSHI MASK_R1_OPX (0, 1, 1, 1)
+#define MATCH_R1_FLUSHP MATCH_R1_OPX (FLUSHP, 0, 0, 0)
+#define MASK_R1_FLUSHP MASK_R1_OPX (1, 1, 1, 1)
+#define MATCH_R1_INITD MATCH_R1_OP (INITD) | SET_IW_I_B (0)
+#define MASK_R1_INITD MASK_R1_OP | IW_I_B_SHIFTED_MASK
+#define MATCH_R1_INITDA MATCH_R1_OP (INITDA) | SET_IW_I_B (0)
+#define MASK_R1_INITDA MASK_R1_OP | IW_I_B_SHIFTED_MASK
+#define MATCH_R1_INITI MATCH_R1_OPX (INITI, 0, 0, 0)
+#define MASK_R1_INITI MASK_R1_OPX (0, 1, 1, 1)
+#define MATCH_R1_JMP MATCH_R1_OPX (JMP, 0, 0, 0)
+#define MASK_R1_JMP MASK_R1_OPX (0, 1, 1, 1)
+#define MATCH_R1_JMPI MATCH_R1_OP (JMPI)
+#define MASK_R1_JMPI MASK_R1_OP
+#define MATCH_R1_LDB MATCH_R1_OP (LDB)
+#define MASK_R1_LDB MASK_R1_OP
+#define MATCH_R1_LDBIO MATCH_R1_OP (LDBIO)
+#define MASK_R1_LDBIO MASK_R1_OP
+#define MATCH_R1_LDBU MATCH_R1_OP (LDBU)
+#define MASK_R1_LDBU MASK_R1_OP
+#define MATCH_R1_LDBUIO MATCH_R1_OP (LDBUIO)
+#define MASK_R1_LDBUIO MASK_R1_OP
+#define MATCH_R1_LDH MATCH_R1_OP (LDH)
+#define MASK_R1_LDH MASK_R1_OP
+#define MATCH_R1_LDHIO MATCH_R1_OP (LDHIO)
+#define MASK_R1_LDHIO MASK_R1_OP
+#define MATCH_R1_LDHU MATCH_R1_OP (LDHU)
+#define MASK_R1_LDHU MASK_R1_OP
+#define MATCH_R1_LDHUIO MATCH_R1_OP (LDHUIO)
+#define MASK_R1_LDHUIO MASK_R1_OP
+#define MATCH_R1_LDW MATCH_R1_OP (LDW)
+#define MASK_R1_LDW MASK_R1_OP
+#define MATCH_R1_LDWIO MATCH_R1_OP (LDWIO)
+#define MASK_R1_LDWIO MASK_R1_OP
+#define MATCH_R1_MOV MATCH_R1_OPX (ADD, 0, 0, 0)
+#define MASK_R1_MOV MASK_R1_OPX (0, 1, 0, 1)
+#define MATCH_R1_MOVHI MATCH_R1_OP (ORHI) | SET_IW_I_A (0)
+#define MASK_R1_MOVHI MASK_R1_OP | IW_I_A_SHIFTED_MASK
+#define MATCH_R1_MOVI MATCH_R1_OP (ADDI) | SET_IW_I_A (0)
+#define MASK_R1_MOVI MASK_R1_OP | IW_I_A_SHIFTED_MASK
+#define MATCH_R1_MOVUI MATCH_R1_OP (ORI) | SET_IW_I_A (0)
+#define MASK_R1_MOVUI MASK_R1_OP | IW_I_A_SHIFTED_MASK
+#define MATCH_R1_MUL MATCH_R1_OPX0 (MUL)
+#define MASK_R1_MUL MASK_R1_OPX0
+#define MATCH_R1_MULI MATCH_R1_OP (MULI)
+#define MASK_R1_MULI MASK_R1_OP
+#define MATCH_R1_MULXSS MATCH_R1_OPX0 (MULXSS)
+#define MASK_R1_MULXSS MASK_R1_OPX0
+#define MATCH_R1_MULXSU MATCH_R1_OPX0 (MULXSU)
+#define MASK_R1_MULXSU MASK_R1_OPX0
+#define MATCH_R1_MULXUU MATCH_R1_OPX0 (MULXUU)
+#define MASK_R1_MULXUU MASK_R1_OPX0
+#define MATCH_R1_NEXTPC MATCH_R1_OPX (NEXTPC, 0, 0, 0)
+#define MASK_R1_NEXTPC MASK_R1_OPX (1, 1, 0, 1)
+#define MATCH_R1_NOP MATCH_R1_OPX (ADD, 0, 0, 0)
+#define MASK_R1_NOP MASK_R1_OPX (1, 1, 1, 1)
+#define MATCH_R1_NOR MATCH_R1_OPX0 (NOR)
+#define MASK_R1_NOR MASK_R1_OPX0
+#define MATCH_R1_OR MATCH_R1_OPX0 (OR)
+#define MASK_R1_OR MASK_R1_OPX0
+#define MATCH_R1_ORHI MATCH_R1_OP (ORHI)
+#define MASK_R1_ORHI MASK_R1_OP
+#define MATCH_R1_ORI MATCH_R1_OP (ORI)
+#define MASK_R1_ORI MASK_R1_OP
+#define MATCH_R1_RDCTL MATCH_R1_OPX (RDCTL, 0, 0, 0)
+#define MASK_R1_RDCTL MASK_R1_OPX (1, 1, 0, 0)
+#define MATCH_R1_RDPRS MATCH_R1_OP (RDPRS)
+#define MASK_R1_RDPRS MASK_R1_OP
+#define MATCH_R1_RET MATCH_R1_OPX (RET, 0x1f, 0, 0)
+#define MASK_R1_RET MASK_R1_OPX (1, 1, 1, 1)
+#define MATCH_R1_ROL MATCH_R1_OPX0 (ROL)
+#define MASK_R1_ROL MASK_R1_OPX0
+#define MATCH_R1_ROLI MATCH_R1_OPX (ROLI, 0, 0, 0)
+#define MASK_R1_ROLI MASK_R1_OPX (0, 1, 0, 0)
+#define MATCH_R1_ROR MATCH_R1_OPX0 (ROR)
+#define MASK_R1_ROR MASK_R1_OPX0
+#define MATCH_R1_SLL MATCH_R1_OPX0 (SLL)
+#define MASK_R1_SLL MASK_R1_OPX0
+#define MATCH_R1_SLLI MATCH_R1_OPX (SLLI, 0, 0, 0)
+#define MASK_R1_SLLI MASK_R1_OPX (0, 1, 0, 0)
+#define MATCH_R1_SRA MATCH_R1_OPX0 (SRA)
+#define MASK_R1_SRA MASK_R1_OPX0
+#define MATCH_R1_SRAI MATCH_R1_OPX (SRAI, 0, 0, 0)
+#define MASK_R1_SRAI MASK_R1_OPX (0, 1, 0, 0)
+#define MATCH_R1_SRL MATCH_R1_OPX0 (SRL)
+#define MASK_R1_SRL MASK_R1_OPX0
+#define MATCH_R1_SRLI MATCH_R1_OPX (SRLI, 0, 0, 0)
+#define MASK_R1_SRLI MASK_R1_OPX (0, 1, 0, 0)
+#define MATCH_R1_STB MATCH_R1_OP (STB)
+#define MASK_R1_STB MASK_R1_OP
+#define MATCH_R1_STBIO MATCH_R1_OP (STBIO)
+#define MASK_R1_STBIO MASK_R1_OP
+#define MATCH_R1_STH MATCH_R1_OP (STH)
+#define MASK_R1_STH MASK_R1_OP
+#define MATCH_R1_STHIO MATCH_R1_OP (STHIO)
+#define MASK_R1_STHIO MASK_R1_OP
+#define MATCH_R1_STW MATCH_R1_OP (STW)
+#define MASK_R1_STW MASK_R1_OP
+#define MATCH_R1_STWIO MATCH_R1_OP (STWIO)
+#define MASK_R1_STWIO MASK_R1_OP
+#define MATCH_R1_SUB MATCH_R1_OPX0 (SUB)
+#define MASK_R1_SUB MASK_R1_OPX0
+#define MATCH_R1_SUBI MATCH_R1_OP (ADDI)
+#define MASK_R1_SUBI MASK_R1_OP
+#define MATCH_R1_SYNC MATCH_R1_OPX (SYNC, 0, 0, 0)
+#define MASK_R1_SYNC MASK_R1_OPX (1, 1, 1, 1)
+#define MATCH_R1_TRAP MATCH_R1_OPX (TRAP, 0, 0, 0x1d)
+#define MASK_R1_TRAP MASK_R1_OPX (1, 1, 1, 0)
+#define MATCH_R1_WRCTL MATCH_R1_OPX (WRCTL, 0, 0, 0)
+#define MASK_R1_WRCTL MASK_R1_OPX (0, 1, 1, 0)
+#define MATCH_R1_WRPRS MATCH_R1_OPX (WRPRS, 0, 0, 0)
+#define MASK_R1_WRPRS MASK_R1_OPX (0, 1, 0, 1)
+#define MATCH_R1_XOR MATCH_R1_OPX0 (XOR)
+#define MASK_R1_XOR MASK_R1_OPX0
+#define MATCH_R1_XORHI MATCH_R1_OP (XORHI)
+#define MASK_R1_XORHI MASK_R1_OP
+#define MATCH_R1_XORI MATCH_R1_OP (XORI)
+#define MASK_R1_XORI MASK_R1_OP
+
+#endif /* _NIOS2R1_H */
+
+/*#include "nios2r2.h"*/
+
+#ifndef _NIOS2R2_H_
+#define _NIOS2R2_H_
+
+/* Fields for 32-bit R2 instructions. */
+
+#define IW_R2_OP_LSB 0
+#define IW_R2_OP_SIZE 6
+#define IW_R2_OP_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_R2_OP_SIZE))
+#define IW_R2_OP_SHIFTED_MASK (IW_R2_OP_UNSHIFTED_MASK << IW_R2_OP_LSB)
+#define GET_IW_R2_OP(W) (((W) >> IW_R2_OP_LSB) & IW_R2_OP_UNSHIFTED_MASK)
+#define SET_IW_R2_OP(V) (((V) & IW_R2_OP_UNSHIFTED_MASK) << IW_R2_OP_LSB)
+
+#define IW_L26_IMM26_LSB 6
+#define IW_L26_IMM26_SIZE 26
+#define IW_L26_IMM26_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_L26_IMM26_SIZE))
+#define IW_L26_IMM26_SHIFTED_MASK (IW_L26_IMM26_UNSHIFTED_MASK << IW_L26_IMM26_LSB)
+#define GET_IW_L26_IMM26(W) (((W) >> IW_L26_IMM26_LSB) & IW_L26_IMM26_UNSHIFTED_MASK)
+#define SET_IW_L26_IMM26(V) (((V) & IW_L26_IMM26_UNSHIFTED_MASK) << IW_L26_IMM26_LSB)
+
+#define IW_F2I16_A_LSB 6
+#define IW_F2I16_A_SIZE 5
+#define IW_F2I16_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2I16_A_SIZE))
+#define IW_F2I16_A_SHIFTED_MASK (IW_F2I16_A_UNSHIFTED_MASK << IW_F2I16_A_LSB)
+#define GET_IW_F2I16_A(W) (((W) >> IW_F2I16_A_LSB) & IW_F2I16_A_UNSHIFTED_MASK)
+#define SET_IW_F2I16_A(V) (((V) & IW_F2I16_A_UNSHIFTED_MASK) << IW_F2I16_A_LSB)
+
+#define IW_F2I16_B_LSB 11
+#define IW_F2I16_B_SIZE 5
+#define IW_F2I16_B_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2I16_B_SIZE))
+#define IW_F2I16_B_SHIFTED_MASK (IW_F2I16_B_UNSHIFTED_MASK << IW_F2I16_B_LSB)
+#define GET_IW_F2I16_B(W) (((W) >> IW_F2I16_B_LSB) & IW_F2I16_B_UNSHIFTED_MASK)
+#define SET_IW_F2I16_B(V) (((V) & IW_F2I16_B_UNSHIFTED_MASK) << IW_F2I16_B_LSB)
+
+#define IW_F2I16_IMM16_LSB 16
+#define IW_F2I16_IMM16_SIZE 16
+#define IW_F2I16_IMM16_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2I16_IMM16_SIZE))
+#define IW_F2I16_IMM16_SHIFTED_MASK (IW_F2I16_IMM16_UNSHIFTED_MASK << IW_F2I16_IMM16_LSB)
+#define GET_IW_F2I16_IMM16(W) (((W) >> IW_F2I16_IMM16_LSB) & IW_F2I16_IMM16_UNSHIFTED_MASK)
+#define SET_IW_F2I16_IMM16(V) (((V) & IW_F2I16_IMM16_UNSHIFTED_MASK) << IW_F2I16_IMM16_LSB)
+
+/* Common to all three I12-group formats F2X4I12, F1X4I12, F1X4L17. */
+#define IW_I12_X_LSB 28
+#define IW_I12_X_SIZE 4
+#define IW_I12_X_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_I12_X_SIZE))
+#define IW_I12_X_SHIFTED_MASK (IW_I12_X_UNSHIFTED_MASK << IW_I12_X_LSB)
+#define GET_IW_I12_X(W) (((W) >> IW_I12_X_LSB) & IW_I12_X_UNSHIFTED_MASK)
+#define SET_IW_I12_X(V) (((V) & IW_I12_X_UNSHIFTED_MASK) << IW_I12_X_LSB)
+
+#define IW_F2X4I12_A_LSB 6
+#define IW_F2X4I12_A_SIZE 5
+#define IW_F2X4I12_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2X4I12_A_SIZE))
+#define IW_F2X4I12_A_SHIFTED_MASK (IW_F2X4I12_A_UNSHIFTED_MASK << IW_F2X4I12_A_LSB)
+#define GET_IW_F2X4I12_A(W) (((W) >> IW_F2X4I12_A_LSB) & IW_F2X4I12_A_UNSHIFTED_MASK)
+#define SET_IW_F2X4I12_A(V) (((V) & IW_F2X4I12_A_UNSHIFTED_MASK) << IW_F2X4I12_A_LSB)
+
+#define IW_F2X4I12_B_LSB 11
+#define IW_F2X4I12_B_SIZE 5
+#define IW_F2X4I12_B_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2X4I12_B_SIZE))
+#define IW_F2X4I12_B_SHIFTED_MASK (IW_F2X4I12_B_UNSHIFTED_MASK << IW_F2X4I12_B_LSB)
+#define GET_IW_F2X4I12_B(W) (((W) >> IW_F2X4I12_B_LSB) & IW_F2X4I12_B_UNSHIFTED_MASK)
+#define SET_IW_F2X4I12_B(V) (((V) & IW_F2X4I12_B_UNSHIFTED_MASK) << IW_F2X4I12_B_LSB)
+
+#define IW_F2X4I12_IMM12_LSB 16
+#define IW_F2X4I12_IMM12_SIZE 12
+#define IW_F2X4I12_IMM12_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2X4I12_IMM12_SIZE))
+#define IW_F2X4I12_IMM12_SHIFTED_MASK (IW_F2X4I12_IMM12_UNSHIFTED_MASK << IW_F2X4I12_IMM12_LSB)
+#define GET_IW_F2X4I12_IMM12(W) (((W) >> IW_F2X4I12_IMM12_LSB) & IW_F2X4I12_IMM12_UNSHIFTED_MASK)
+#define SET_IW_F2X4I12_IMM12(V) (((V) & IW_F2X4I12_IMM12_UNSHIFTED_MASK) << IW_F2X4I12_IMM12_LSB)
+
+#define IW_F1X4I12_A_LSB 6
+#define IW_F1X4I12_A_SIZE 5
+#define IW_F1X4I12_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X4I12_A_SIZE))
+#define IW_F1X4I12_A_SHIFTED_MASK (IW_F1X4I12_A_UNSHIFTED_MASK << IW_F1X4I12_A_LSB)
+#define GET_IW_F1X4I12_A(W) (((W) >> IW_F1X4I12_A_LSB) & IW_F1X4I12_A_UNSHIFTED_MASK)
+#define SET_IW_F1X4I12_A(V) (((V) & IW_F1X4I12_A_UNSHIFTED_MASK) << IW_F1X4I12_A_LSB)
+
+#define IW_F1X4I12_X_LSB 11
+#define IW_F1X4I12_X_SIZE 5
+#define IW_F1X4I12_X_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X4I12_X_SIZE))
+#define IW_F1X4I12_X_SHIFTED_MASK (IW_F1X4I12_X_UNSHIFTED_MASK << IW_F1X4I12_X_LSB)
+#define GET_IW_F1X4I12_X(W) (((W) >> IW_F1X4I12_X_LSB) & IW_F1X4I12_X_UNSHIFTED_MASK)
+#define SET_IW_F1X4I12_X(V) (((V) & IW_F1X4I12_X_UNSHIFTED_MASK) << IW_F1X4I12_X_LSB)
+
+#define IW_F1X4I12_IMM12_LSB 16
+#define IW_F1X4I12_IMM12_SIZE 12
+#define IW_F1X4I12_IMM12_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X4I12_IMM12_SIZE))
+#define IW_F1X4I12_IMM12_SHIFTED_MASK (IW_F1X4I12_IMM12_UNSHIFTED_MASK << IW_F1X4I12_IMM12_LSB)
+#define GET_IW_F1X4I12_IMM12(W) (((W) >> IW_F1X4I12_IMM12_LSB) & IW_F1X4I12_IMM12_UNSHIFTED_MASK)
+#define SET_IW_F1X4I12_IMM12(V) (((V) & IW_F1X4I12_IMM12_UNSHIFTED_MASK) << IW_F1X4I12_IMM12_LSB)
+
+#define IW_F1X4L17_A_LSB 6
+#define IW_F1X4L17_A_SIZE 5
+#define IW_F1X4L17_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X4L17_A_SIZE))
+#define IW_F1X4L17_A_SHIFTED_MASK (IW_F1X4L17_A_UNSHIFTED_MASK << IW_F1X4L17_A_LSB)
+#define GET_IW_F1X4L17_A(W) (((W) >> IW_F1X4L17_A_LSB) & IW_F1X4L17_A_UNSHIFTED_MASK)
+#define SET_IW_F1X4L17_A(V) (((V) & IW_F1X4L17_A_UNSHIFTED_MASK) << IW_F1X4L17_A_LSB)
+
+#define IW_F1X4L17_ID_LSB 11
+#define IW_F1X4L17_ID_SIZE 1
+#define IW_F1X4L17_ID_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X4L17_ID_SIZE))
+#define IW_F1X4L17_ID_SHIFTED_MASK (IW_F1X4L17_ID_UNSHIFTED_MASK << IW_F1X4L17_ID_LSB)
+#define GET_IW_F1X4L17_ID(W) (((W) >> IW_F1X4L17_ID_LSB) & IW_F1X4L17_ID_UNSHIFTED_MASK)
+#define SET_IW_F1X4L17_ID(V) (((V) & IW_F1X4L17_ID_UNSHIFTED_MASK) << IW_F1X4L17_ID_LSB)
+
+#define IW_F1X4L17_WB_LSB 12
+#define IW_F1X4L17_WB_SIZE 1
+#define IW_F1X4L17_WB_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X4L17_WB_SIZE))
+#define IW_F1X4L17_WB_SHIFTED_MASK (IW_F1X4L17_WB_UNSHIFTED_MASK << IW_F1X4L17_WB_LSB)
+#define GET_IW_F1X4L17_WB(W) (((W) >> IW_F1X4L17_WB_LSB) & IW_F1X4L17_WB_UNSHIFTED_MASK)
+#define SET_IW_F1X4L17_WB(V) (((V) & IW_F1X4L17_WB_UNSHIFTED_MASK) << IW_F1X4L17_WB_LSB)
+
+#define IW_F1X4L17_RS_LSB 13
+#define IW_F1X4L17_RS_SIZE 1
+#define IW_F1X4L17_RS_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X4L17_RS_SIZE))
+#define IW_F1X4L17_RS_SHIFTED_MASK (IW_F1X4L17_RS_UNSHIFTED_MASK << IW_F1X4L17_RS_LSB)
+#define GET_IW_F1X4L17_RS(W) (((W) >> IW_F1X4L17_RS_LSB) & IW_F1X4L17_RS_UNSHIFTED_MASK)
+#define SET_IW_F1X4L17_RS(V) (((V) & IW_F1X4L17_RS_UNSHIFTED_MASK) << IW_F1X4L17_RS_LSB)
+
+#define IW_F1X4L17_PC_LSB 14
+#define IW_F1X4L17_PC_SIZE 1
+#define IW_F1X4L17_PC_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X4L17_PC_SIZE))
+#define IW_F1X4L17_PC_SHIFTED_MASK (IW_F1X4L17_PC_UNSHIFTED_MASK << IW_F1X4L17_PC_LSB)
+#define GET_IW_F1X4L17_PC(W) (((W) >> IW_F1X4L17_PC_LSB) & IW_F1X4L17_PC_UNSHIFTED_MASK)
+#define SET_IW_F1X4L17_PC(V) (((V) & IW_F1X4L17_PC_UNSHIFTED_MASK) << IW_F1X4L17_PC_LSB)
+
+#define IW_F1X4L17_RSV_LSB 15
+#define IW_F1X4L17_RSV_SIZE 1
+#define IW_F1X4L17_RSV_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X4L17_RSV_SIZE))
+#define IW_F1X4L17_RSV_SHIFTED_MASK (IW_F1X4L17_RSV_UNSHIFTED_MASK << IW_F1X4L17_RSV_LSB)
+#define GET_IW_F1X4L17_RSV(W) (((W) >> IW_F1X4L17_RSV_LSB) & IW_F1X4L17_RSV_UNSHIFTED_MASK)
+#define SET_IW_F1X4L17_RSV(V) (((V) & IW_F1X4L17_RSV_UNSHIFTED_MASK) << IW_F1X4L17_RSV_LSB)
+
+#define IW_F1X4L17_REGMASK_LSB 16
+#define IW_F1X4L17_REGMASK_SIZE 12
+#define IW_F1X4L17_REGMASK_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X4L17_REGMASK_SIZE))
+#define IW_F1X4L17_REGMASK_SHIFTED_MASK (IW_F1X4L17_REGMASK_UNSHIFTED_MASK << IW_F1X4L17_REGMASK_LSB)
+#define GET_IW_F1X4L17_REGMASK(W) (((W) >> IW_F1X4L17_REGMASK_LSB) & IW_F1X4L17_REGMASK_UNSHIFTED_MASK)
+#define SET_IW_F1X4L17_REGMASK(V) (((V) & IW_F1X4L17_REGMASK_UNSHIFTED_MASK) << IW_F1X4L17_REGMASK_LSB)
+
+/* Shared by OPX-group formats F3X6L5, F2X6L10, F3X6. */
+#define IW_OPX_X_LSB 26
+#define IW_OPX_X_SIZE 6
+#define IW_OPX_X_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_OPX_X_SIZE))
+#define IW_OPX_X_SHIFTED_MASK (IW_OPX_X_UNSHIFTED_MASK << IW_OPX_X_LSB)
+#define GET_IW_OPX_X(W) (((W) >> IW_OPX_X_LSB) & IW_OPX_X_UNSHIFTED_MASK)
+#define SET_IW_OPX_X(V) (((V) & IW_OPX_X_UNSHIFTED_MASK) << IW_OPX_X_LSB)
+
+/* F3X6L5 accessors are also used for F3X6 formats. */
+#define IW_F3X6L5_A_LSB 6
+#define IW_F3X6L5_A_SIZE 5
+#define IW_F3X6L5_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F3X6L5_A_SIZE))
+#define IW_F3X6L5_A_SHIFTED_MASK (IW_F3X6L5_A_UNSHIFTED_MASK << IW_F3X6L5_A_LSB)
+#define GET_IW_F3X6L5_A(W) (((W) >> IW_F3X6L5_A_LSB) & IW_F3X6L5_A_UNSHIFTED_MASK)
+#define SET_IW_F3X6L5_A(V) (((V) & IW_F3X6L5_A_UNSHIFTED_MASK) << IW_F3X6L5_A_LSB)
+
+#define IW_F3X6L5_B_LSB 11
+#define IW_F3X6L5_B_SIZE 5
+#define IW_F3X6L5_B_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F3X6L5_B_SIZE))
+#define IW_F3X6L5_B_SHIFTED_MASK (IW_F3X6L5_B_UNSHIFTED_MASK << IW_F3X6L5_B_LSB)
+#define GET_IW_F3X6L5_B(W) (((W) >> IW_F3X6L5_B_LSB) & IW_F3X6L5_B_UNSHIFTED_MASK)
+#define SET_IW_F3X6L5_B(V) (((V) & IW_F3X6L5_B_UNSHIFTED_MASK) << IW_F3X6L5_B_LSB)
+
+#define IW_F3X6L5_C_LSB 16
+#define IW_F3X6L5_C_SIZE 5
+#define IW_F3X6L5_C_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F3X6L5_C_SIZE))
+#define IW_F3X6L5_C_SHIFTED_MASK (IW_F3X6L5_C_UNSHIFTED_MASK << IW_F3X6L5_C_LSB)
+#define GET_IW_F3X6L5_C(W) (((W) >> IW_F3X6L5_C_LSB) & IW_F3X6L5_C_UNSHIFTED_MASK)
+#define SET_IW_F3X6L5_C(V) (((V) & IW_F3X6L5_C_UNSHIFTED_MASK) << IW_F3X6L5_C_LSB)
+
+#define IW_F3X6L5_IMM5_LSB 21
+#define IW_F3X6L5_IMM5_SIZE 5
+#define IW_F3X6L5_IMM5_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F3X6L5_IMM5_SIZE))
+#define IW_F3X6L5_IMM5_SHIFTED_MASK (IW_F3X6L5_IMM5_UNSHIFTED_MASK << IW_F3X6L5_IMM5_LSB)
+#define GET_IW_F3X6L5_IMM5(W) (((W) >> IW_F3X6L5_IMM5_LSB) & IW_F3X6L5_IMM5_UNSHIFTED_MASK)
+#define SET_IW_F3X6L5_IMM5(V) (((V) & IW_F3X6L5_IMM5_UNSHIFTED_MASK) << IW_F3X6L5_IMM5_LSB)
+
+#define IW_F2X6L10_A_LSB 6
+#define IW_F2X6L10_A_SIZE 5
+#define IW_F2X6L10_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2X6L10_A_SIZE))
+#define IW_F2X6L10_A_SHIFTED_MASK (IW_F2X6L10_A_UNSHIFTED_MASK << IW_F2X6L10_A_LSB)
+#define GET_IW_F2X6L10_A(W) (((W) >> IW_F2X6L10_A_LSB) & IW_F2X6L10_A_UNSHIFTED_MASK)
+#define SET_IW_F2X6L10_A(V) (((V) & IW_F2X6L10_A_UNSHIFTED_MASK) << IW_F2X6L10_A_LSB)
+
+#define IW_F2X6L10_B_LSB 11
+#define IW_F2X6L10_B_SIZE 5
+#define IW_F2X6L10_B_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2X6L10_B_SIZE))
+#define IW_F2X6L10_B_SHIFTED_MASK (IW_F2X6L10_B_UNSHIFTED_MASK << IW_F2X6L10_B_LSB)
+#define GET_IW_F2X6L10_B(W) (((W) >> IW_F2X6L10_B_LSB) & IW_F2X6L10_B_UNSHIFTED_MASK)
+#define SET_IW_F2X6L10_B(V) (((V) & IW_F2X6L10_B_UNSHIFTED_MASK) << IW_F2X6L10_B_LSB)
+
+#define IW_F2X6L10_LSB_LSB 16
+#define IW_F2X6L10_LSB_SIZE 5
+#define IW_F2X6L10_LSB_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2X6L10_LSB_SIZE))
+#define IW_F2X6L10_LSB_SHIFTED_MASK (IW_F2X6L10_LSB_UNSHIFTED_MASK << IW_F2X6L10_LSB_LSB)
+#define GET_IW_F2X6L10_LSB(W) (((W) >> IW_F2X6L10_LSB_LSB) & IW_F2X6L10_LSB_UNSHIFTED_MASK)
+#define SET_IW_F2X6L10_LSB(V) (((V) & IW_F2X6L10_LSB_UNSHIFTED_MASK) << IW_F2X6L10_LSB_LSB)
+
+#define IW_F2X6L10_MSB_LSB 21
+#define IW_F2X6L10_MSB_SIZE 5
+#define IW_F2X6L10_MSB_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2X6L10_MSB_SIZE))
+#define IW_F2X6L10_MSB_SHIFTED_MASK (IW_F2X6L10_MSB_UNSHIFTED_MASK << IW_F2X6L10_MSB_LSB)
+#define GET_IW_F2X6L10_MSB(W) (((W) >> IW_F2X6L10_MSB_LSB) & IW_F2X6L10_MSB_UNSHIFTED_MASK)
+#define SET_IW_F2X6L10_MSB(V) (((V) & IW_F2X6L10_MSB_UNSHIFTED_MASK) << IW_F2X6L10_MSB_LSB)
+
+#define IW_F3X8_A_LSB 6
+#define IW_F3X8_A_SIZE 5
+#define IW_F3X8_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F3X8_A_SIZE))
+#define IW_F3X8_A_SHIFTED_MASK (IW_F3X8_A_UNSHIFTED_MASK << IW_F3X8_A_LSB)
+#define GET_IW_F3X8_A(W) (((W) >> IW_F3X8_A_LSB) & IW_F3X8_A_UNSHIFTED_MASK)
+#define SET_IW_F3X8_A(V) (((V) & IW_F3X8_A_UNSHIFTED_MASK) << IW_F3X8_A_LSB)
+
+#define IW_F3X8_B_LSB 11
+#define IW_F3X8_B_SIZE 5
+#define IW_F3X8_B_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F3X8_B_SIZE))
+#define IW_F3X8_B_SHIFTED_MASK (IW_F3X8_B_UNSHIFTED_MASK << IW_F3X8_B_LSB)
+#define GET_IW_F3X8_B(W) (((W) >> IW_F3X8_B_LSB) & IW_F3X8_B_UNSHIFTED_MASK)
+#define SET_IW_F3X8_B(V) (((V) & IW_F3X8_B_UNSHIFTED_MASK) << IW_F3X8_B_LSB)
+
+#define IW_F3X8_C_LSB 16
+#define IW_F3X8_C_SIZE 5
+#define IW_F3X8_C_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F3X8_C_SIZE))
+#define IW_F3X8_C_SHIFTED_MASK (IW_F3X8_C_UNSHIFTED_MASK << IW_F3X8_C_LSB)
+#define GET_IW_F3X8_C(W) (((W) >> IW_F3X8_C_LSB) & IW_F3X8_C_UNSHIFTED_MASK)
+#define SET_IW_F3X8_C(V) (((V) & IW_F3X8_C_UNSHIFTED_MASK) << IW_F3X8_C_LSB)
+
+#define IW_F3X8_READA_LSB 21
+#define IW_F3X8_READA_SIZE 1
+#define IW_F3X8_READA_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F3X8_READA_SIZE))
+#define IW_F3X8_READA_SHIFTED_MASK (IW_F3X8_READA_UNSHIFTED_MASK << IW_F3X8_READA_LSB)
+#define GET_IW_F3X8_READA(W) (((W) >> IW_F3X8_READA_LSB) & IW_F3X8_READA_UNSHIFTED_MASK)
+#define SET_IW_F3X8_READA(V) (((V) & IW_F3X8_READA_UNSHIFTED_MASK) << IW_F3X8_READA_LSB)
+
+#define IW_F3X8_READB_LSB 22
+#define IW_F3X8_READB_SIZE 1
+#define IW_F3X8_READB_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F3X8_READB_SIZE))
+#define IW_F3X8_READB_SHIFTED_MASK (IW_F3X8_READB_UNSHIFTED_MASK << IW_F3X8_READB_LSB)
+#define GET_IW_F3X8_READB(W) (((W) >> IW_F3X8_READB_LSB) & IW_F3X8_READB_UNSHIFTED_MASK)
+#define SET_IW_F3X8_READB(V) (((V) & IW_F3X8_READB_UNSHIFTED_MASK) << IW_F3X8_READB_LSB)
+
+#define IW_F3X8_READC_LSB 23
+#define IW_F3X8_READC_SIZE 1
+#define IW_F3X8_READC_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F3X8_READC_SIZE))
+#define IW_F3X8_READC_SHIFTED_MASK (IW_F3X8_READC_UNSHIFTED_MASK << IW_F3X8_READC_LSB)
+#define GET_IW_F3X8_READC(W) (((W) >> IW_F3X8_READC_LSB) & IW_F3X8_READC_UNSHIFTED_MASK)
+#define SET_IW_F3X8_READC(V) (((V) & IW_F3X8_READC_UNSHIFTED_MASK) << IW_F3X8_READC_LSB)
+
+#define IW_F3X8_N_LSB 24
+#define IW_F3X8_N_SIZE 8
+#define IW_F3X8_N_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F3X8_N_SIZE))
+#define IW_F3X8_N_SHIFTED_MASK (IW_F3X8_N_UNSHIFTED_MASK << IW_F3X8_N_LSB)
+#define GET_IW_F3X8_N(W) (((W) >> IW_F3X8_N_LSB) & IW_F3X8_N_UNSHIFTED_MASK)
+#define SET_IW_F3X8_N(V) (((V) & IW_F3X8_N_UNSHIFTED_MASK) << IW_F3X8_N_LSB)
+
+/* 16-bit R2 fields. */
+
+#define IW_I10_IMM10_LSB 6
+#define IW_I10_IMM10_SIZE 10
+#define IW_I10_IMM10_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_I10_IMM10_SIZE))
+#define IW_I10_IMM10_SHIFTED_MASK (IW_I10_IMM10_UNSHIFTED_MASK << IW_I10_IMM10_LSB)
+#define GET_IW_I10_IMM10(W) (((W) >> IW_I10_IMM10_LSB) & IW_I10_IMM10_UNSHIFTED_MASK)
+#define SET_IW_I10_IMM10(V) (((V) & IW_I10_IMM10_UNSHIFTED_MASK) << IW_I10_IMM10_LSB)
+
+#define IW_T1I7_A3_LSB 6
+#define IW_T1I7_A3_SIZE 3
+#define IW_T1I7_A3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T1I7_A3_SIZE))
+#define IW_T1I7_A3_SHIFTED_MASK (IW_T1I7_A3_UNSHIFTED_MASK << IW_T1I7_A3_LSB)
+#define GET_IW_T1I7_A3(W) (((W) >> IW_T1I7_A3_LSB) & IW_T1I7_A3_UNSHIFTED_MASK)
+#define SET_IW_T1I7_A3(V) (((V) & IW_T1I7_A3_UNSHIFTED_MASK) << IW_T1I7_A3_LSB)
+
+#define IW_T1I7_IMM7_LSB 9
+#define IW_T1I7_IMM7_SIZE 7
+#define IW_T1I7_IMM7_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T1I7_IMM7_SIZE))
+#define IW_T1I7_IMM7_SHIFTED_MASK (IW_T1I7_IMM7_UNSHIFTED_MASK << IW_T1I7_IMM7_LSB)
+#define GET_IW_T1I7_IMM7(W) (((W) >> IW_T1I7_IMM7_LSB) & IW_T1I7_IMM7_UNSHIFTED_MASK)
+#define SET_IW_T1I7_IMM7(V) (((V) & IW_T1I7_IMM7_UNSHIFTED_MASK) << IW_T1I7_IMM7_LSB)
+
+#define IW_T2I4_A3_LSB 6
+#define IW_T2I4_A3_SIZE 3
+#define IW_T2I4_A3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2I4_A3_SIZE))
+#define IW_T2I4_A3_SHIFTED_MASK (IW_T2I4_A3_UNSHIFTED_MASK << IW_T2I4_A3_LSB)
+#define GET_IW_T2I4_A3(W) (((W) >> IW_T2I4_A3_LSB) & IW_T2I4_A3_UNSHIFTED_MASK)
+#define SET_IW_T2I4_A3(V) (((V) & IW_T2I4_A3_UNSHIFTED_MASK) << IW_T2I4_A3_LSB)
+
+#define IW_T2I4_B3_LSB 9
+#define IW_T2I4_B3_SIZE 3
+#define IW_T2I4_B3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2I4_B3_SIZE))
+#define IW_T2I4_B3_SHIFTED_MASK (IW_T2I4_B3_UNSHIFTED_MASK << IW_T2I4_B3_LSB)
+#define GET_IW_T2I4_B3(W) (((W) >> IW_T2I4_B3_LSB) & IW_T2I4_B3_UNSHIFTED_MASK)
+#define SET_IW_T2I4_B3(V) (((V) & IW_T2I4_B3_UNSHIFTED_MASK) << IW_T2I4_B3_LSB)
+
+#define IW_T2I4_IMM4_LSB 12
+#define IW_T2I4_IMM4_SIZE 4
+#define IW_T2I4_IMM4_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2I4_IMM4_SIZE))
+#define IW_T2I4_IMM4_SHIFTED_MASK (IW_T2I4_IMM4_UNSHIFTED_MASK << IW_T2I4_IMM4_LSB)
+#define GET_IW_T2I4_IMM4(W) (((W) >> IW_T2I4_IMM4_LSB) & IW_T2I4_IMM4_UNSHIFTED_MASK)
+#define SET_IW_T2I4_IMM4(V) (((V) & IW_T2I4_IMM4_UNSHIFTED_MASK) << IW_T2I4_IMM4_LSB)
+
+#define IW_T1X1I6_A3_LSB 6
+#define IW_T1X1I6_A3_SIZE 3
+#define IW_T1X1I6_A3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T1X1I6_A3_SIZE))
+#define IW_T1X1I6_A3_SHIFTED_MASK (IW_T1X1I6_A3_UNSHIFTED_MASK << IW_T1X1I6_A3_LSB)
+#define GET_IW_T1X1I6_A3(W) (((W) >> IW_T1X1I6_A3_LSB) & IW_T1X1I6_A3_UNSHIFTED_MASK)
+#define SET_IW_T1X1I6_A3(V) (((V) & IW_T1X1I6_A3_UNSHIFTED_MASK) << IW_T1X1I6_A3_LSB)
+
+#define IW_T1X1I6_IMM6_LSB 9
+#define IW_T1X1I6_IMM6_SIZE 6
+#define IW_T1X1I6_IMM6_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T1X1I6_IMM6_SIZE))
+#define IW_T1X1I6_IMM6_SHIFTED_MASK (IW_T1X1I6_IMM6_UNSHIFTED_MASK << IW_T1X1I6_IMM6_LSB)
+#define GET_IW_T1X1I6_IMM6(W) (((W) >> IW_T1X1I6_IMM6_LSB) & IW_T1X1I6_IMM6_UNSHIFTED_MASK)
+#define SET_IW_T1X1I6_IMM6(V) (((V) & IW_T1X1I6_IMM6_UNSHIFTED_MASK) << IW_T1X1I6_IMM6_LSB)
+
+#define IW_T1X1I6_X_LSB 15
+#define IW_T1X1I6_X_SIZE 1
+#define IW_T1X1I6_X_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T1X1I6_X_SIZE))
+#define IW_T1X1I6_X_SHIFTED_MASK (IW_T1X1I6_X_UNSHIFTED_MASK << IW_T1X1I6_X_LSB)
+#define GET_IW_T1X1I6_X(W) (((W) >> IW_T1X1I6_X_LSB) & IW_T1X1I6_X_UNSHIFTED_MASK)
+#define SET_IW_T1X1I6_X(V) (((V) & IW_T1X1I6_X_UNSHIFTED_MASK) << IW_T1X1I6_X_LSB)
+
+#define IW_X1I7_IMM7_LSB 6
+#define IW_X1I7_IMM7_SIZE 7
+#define IW_X1I7_IMM7_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_X1I7_IMM7_SIZE))
+#define IW_X1I7_IMM7_SHIFTED_MASK (IW_X1I7_IMM7_UNSHIFTED_MASK << IW_X1I7_IMM7_LSB)
+#define GET_IW_X1I7_IMM7(W) (((W) >> IW_X1I7_IMM7_LSB) & IW_X1I7_IMM7_UNSHIFTED_MASK)
+#define SET_IW_X1I7_IMM7(V) (((V) & IW_X1I7_IMM7_UNSHIFTED_MASK) << IW_X1I7_IMM7_LSB)
+
+#define IW_X1I7_RSV_LSB 13
+#define IW_X1I7_RSV_SIZE 2
+#define IW_X1I7_RSV_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_X1I7_RSV_SIZE))
+#define IW_X1I7_RSV_SHIFTED_MASK (IW_X1I7_RSV_UNSHIFTED_MASK << IW_X1I7_RSV_LSB)
+#define GET_IW_X1I7_RSV(W) (((W) >> IW_X1I7_RSV_LSB) & IW_X1I7_RSV_UNSHIFTED_MASK)
+#define SET_IW_X1I7_RSV(V) (((V) & IW_X1I7_RSV_UNSHIFTED_MASK) << IW_X1I7_RSV_LSB)
+
+#define IW_X1I7_X_LSB 15
+#define IW_X1I7_X_SIZE 1
+#define IW_X1I7_X_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_X1I7_X_SIZE))
+#define IW_X1I7_X_SHIFTED_MASK (IW_X1I7_X_UNSHIFTED_MASK << IW_X1I7_X_LSB)
+#define GET_IW_X1I7_X(W) (((W) >> IW_X1I7_X_LSB) & IW_X1I7_X_UNSHIFTED_MASK)
+#define SET_IW_X1I7_X(V) (((V) & IW_X1I7_X_UNSHIFTED_MASK) << IW_X1I7_X_LSB)
+
+#define IW_L5I4X1_IMM4_LSB 6
+#define IW_L5I4X1_IMM4_SIZE 4
+#define IW_L5I4X1_IMM4_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_L5I4X1_IMM4_SIZE))
+#define IW_L5I4X1_IMM4_SHIFTED_MASK (IW_L5I4X1_IMM4_UNSHIFTED_MASK << IW_L5I4X1_IMM4_LSB)
+#define GET_IW_L5I4X1_IMM4(W) (((W) >> IW_L5I4X1_IMM4_LSB) & IW_L5I4X1_IMM4_UNSHIFTED_MASK)
+#define SET_IW_L5I4X1_IMM4(V) (((V) & IW_L5I4X1_IMM4_UNSHIFTED_MASK) << IW_L5I4X1_IMM4_LSB)
+
+#define IW_L5I4X1_REGRANGE_LSB 10
+#define IW_L5I4X1_REGRANGE_SIZE 3
+#define IW_L5I4X1_REGRANGE_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_L5I4X1_REGRANGE_SIZE))
+#define IW_L5I4X1_REGRANGE_SHIFTED_MASK (IW_L5I4X1_REGRANGE_UNSHIFTED_MASK << IW_L5I4X1_REGRANGE_LSB)
+#define GET_IW_L5I4X1_REGRANGE(W) (((W) >> IW_L5I4X1_REGRANGE_LSB) & IW_L5I4X1_REGRANGE_UNSHIFTED_MASK)
+#define SET_IW_L5I4X1_REGRANGE(V) (((V) & IW_L5I4X1_REGRANGE_UNSHIFTED_MASK) << IW_L5I4X1_REGRANGE_LSB)
+
+#define IW_L5I4X1_FP_LSB 13
+#define IW_L5I4X1_FP_SIZE 1
+#define IW_L5I4X1_FP_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_L5I4X1_FP_SIZE))
+#define IW_L5I4X1_FP_SHIFTED_MASK (IW_L5I4X1_FP_UNSHIFTED_MASK << IW_L5I4X1_FP_LSB)
+#define GET_IW_L5I4X1_FP(W) (((W) >> IW_L5I4X1_FP_LSB) & IW_L5I4X1_FP_UNSHIFTED_MASK)
+#define SET_IW_L5I4X1_FP(V) (((V) & IW_L5I4X1_FP_UNSHIFTED_MASK) << IW_L5I4X1_FP_LSB)
+
+#define IW_L5I4X1_CS_LSB 14
+#define IW_L5I4X1_CS_SIZE 1
+#define IW_L5I4X1_CS_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_L5I4X1_CS_SIZE))
+#define IW_L5I4X1_CS_SHIFTED_MASK (IW_L5I4X1_CS_UNSHIFTED_MASK << IW_L5I4X1_CS_LSB)
+#define GET_IW_L5I4X1_CS(W) (((W) >> IW_L5I4X1_CS_LSB) & IW_L5I4X1_CS_UNSHIFTED_MASK)
+#define SET_IW_L5I4X1_CS(V) (((V) & IW_L5I4X1_CS_UNSHIFTED_MASK) << IW_L5I4X1_CS_LSB)
+
+#define IW_L5I4X1_X_LSB 15
+#define IW_L5I4X1_X_SIZE 1
+#define IW_L5I4X1_X_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_L5I4X1_X_SIZE))
+#define IW_L5I4X1_X_SHIFTED_MASK (IW_L5I4X1_X_UNSHIFTED_MASK << IW_L5I4X1_X_LSB)
+#define GET_IW_L5I4X1_X(W) (((W) >> IW_L5I4X1_X_LSB) & IW_L5I4X1_X_UNSHIFTED_MASK)
+#define SET_IW_L5I4X1_X(V) (((V) & IW_L5I4X1_X_UNSHIFTED_MASK) << IW_L5I4X1_X_LSB)
+
+#define IW_T2X1L3_A3_LSB 6
+#define IW_T2X1L3_A3_SIZE 3
+#define IW_T2X1L3_A3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2X1L3_A3_SIZE))
+#define IW_T2X1L3_A3_SHIFTED_MASK (IW_T2X1L3_A3_UNSHIFTED_MASK << IW_T2X1L3_A3_LSB)
+#define GET_IW_T2X1L3_A3(W) (((W) >> IW_T2X1L3_A3_LSB) & IW_T2X1L3_A3_UNSHIFTED_MASK)
+#define SET_IW_T2X1L3_A3(V) (((V) & IW_T2X1L3_A3_UNSHIFTED_MASK) << IW_T2X1L3_A3_LSB)
+
+#define IW_T2X1L3_B3_LSB 9
+#define IW_T2X1L3_B3_SIZE 3
+#define IW_T2X1L3_B3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2X1L3_B3_SIZE))
+#define IW_T2X1L3_B3_SHIFTED_MASK (IW_T2X1L3_B3_UNSHIFTED_MASK << IW_T2X1L3_B3_LSB)
+#define GET_IW_T2X1L3_B3(W) (((W) >> IW_T2X1L3_B3_LSB) & IW_T2X1L3_B3_UNSHIFTED_MASK)
+#define SET_IW_T2X1L3_B3(V) (((V) & IW_T2X1L3_B3_UNSHIFTED_MASK) << IW_T2X1L3_B3_LSB)
+
+#define IW_T2X1L3_SHAMT_LSB 12
+#define IW_T2X1L3_SHAMT_SIZE 3
+#define IW_T2X1L3_SHAMT_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2X1L3_SHAMT_SIZE))
+#define IW_T2X1L3_SHAMT_SHIFTED_MASK (IW_T2X1L3_SHAMT_UNSHIFTED_MASK << IW_T2X1L3_SHAMT_LSB)
+#define GET_IW_T2X1L3_SHAMT(W) (((W) >> IW_T2X1L3_SHAMT_LSB) & IW_T2X1L3_SHAMT_UNSHIFTED_MASK)
+#define SET_IW_T2X1L3_SHAMT(V) (((V) & IW_T2X1L3_SHAMT_UNSHIFTED_MASK) << IW_T2X1L3_SHAMT_LSB)
+
+#define IW_T2X1L3_X_LSB 15
+#define IW_T2X1L3_X_SIZE 1
+#define IW_T2X1L3_X_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2X1L3_X_SIZE))
+#define IW_T2X1L3_X_SHIFTED_MASK (IW_T2X1L3_X_UNSHIFTED_MASK << IW_T2X1L3_X_LSB)
+#define GET_IW_T2X1L3_X(W) (((W) >> IW_T2X1L3_X_LSB) & IW_T2X1L3_X_UNSHIFTED_MASK)
+#define SET_IW_T2X1L3_X(V) (((V) & IW_T2X1L3_X_UNSHIFTED_MASK) << IW_T2X1L3_X_LSB)
+
+#define IW_T2X1I3_A3_LSB 6
+#define IW_T2X1I3_A3_SIZE 3
+#define IW_T2X1I3_A3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2X1I3_A3_SIZE))
+#define IW_T2X1I3_A3_SHIFTED_MASK (IW_T2X1I3_A3_UNSHIFTED_MASK << IW_T2X1I3_A3_LSB)
+#define GET_IW_T2X1I3_A3(W) (((W) >> IW_T2X1I3_A3_LSB) & IW_T2X1I3_A3_UNSHIFTED_MASK)
+#define SET_IW_T2X1I3_A3(V) (((V) & IW_T2X1I3_A3_UNSHIFTED_MASK) << IW_T2X1I3_A3_LSB)
+
+#define IW_T2X1I3_B3_LSB 9
+#define IW_T2X1I3_B3_SIZE 3
+#define IW_T2X1I3_B3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2X1I3_B3_SIZE))
+#define IW_T2X1I3_B3_SHIFTED_MASK (IW_T2X1I3_B3_UNSHIFTED_MASK << IW_T2X1I3_B3_LSB)
+#define GET_IW_T2X1I3_B3(W) (((W) >> IW_T2X1I3_B3_LSB) & IW_T2X1I3_B3_UNSHIFTED_MASK)
+#define SET_IW_T2X1I3_B3(V) (((V) & IW_T2X1I3_B3_UNSHIFTED_MASK) << IW_T2X1I3_B3_LSB)
+
+#define IW_T2X1I3_IMM3_LSB 12
+#define IW_T2X1I3_IMM3_SIZE 3
+#define IW_T2X1I3_IMM3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2X1I3_IMM3_SIZE))
+#define IW_T2X1I3_IMM3_SHIFTED_MASK (IW_T2X1I3_IMM3_UNSHIFTED_MASK << IW_T2X1I3_IMM3_LSB)
+#define GET_IW_T2X1I3_IMM3(W) (((W) >> IW_T2X1I3_IMM3_LSB) & IW_T2X1I3_IMM3_UNSHIFTED_MASK)
+#define SET_IW_T2X1I3_IMM3(V) (((V) & IW_T2X1I3_IMM3_UNSHIFTED_MASK) << IW_T2X1I3_IMM3_LSB)
+
+#define IW_T2X1I3_X_LSB 15
+#define IW_T2X1I3_X_SIZE 1
+#define IW_T2X1I3_X_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2X1I3_X_SIZE))
+#define IW_T2X1I3_X_SHIFTED_MASK (IW_T2X1I3_X_UNSHIFTED_MASK << IW_T2X1I3_X_LSB)
+#define GET_IW_T2X1I3_X(W) (((W) >> IW_T2X1I3_X_LSB) & IW_T2X1I3_X_UNSHIFTED_MASK)
+#define SET_IW_T2X1I3_X(V) (((V) & IW_T2X1I3_X_UNSHIFTED_MASK) << IW_T2X1I3_X_LSB)
+
+#define IW_T3X1_A3_LSB 6
+#define IW_T3X1_A3_SIZE 3
+#define IW_T3X1_A3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T3X1_A3_SIZE))
+#define IW_T3X1_A3_SHIFTED_MASK (IW_T3X1_A3_UNSHIFTED_MASK << IW_T3X1_A3_LSB)
+#define GET_IW_T3X1_A3(W) (((W) >> IW_T3X1_A3_LSB) & IW_T3X1_A3_UNSHIFTED_MASK)
+#define SET_IW_T3X1_A3(V) (((V) & IW_T3X1_A3_UNSHIFTED_MASK) << IW_T3X1_A3_LSB)
+
+#define IW_T3X1_B3_LSB 9
+#define IW_T3X1_B3_SIZE 3
+#define IW_T3X1_B3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T3X1_B3_SIZE))
+#define IW_T3X1_B3_SHIFTED_MASK (IW_T3X1_B3_UNSHIFTED_MASK << IW_T3X1_B3_LSB)
+#define GET_IW_T3X1_B3(W) (((W) >> IW_T3X1_B3_LSB) & IW_T3X1_B3_UNSHIFTED_MASK)
+#define SET_IW_T3X1_B3(V) (((V) & IW_T3X1_B3_UNSHIFTED_MASK) << IW_T3X1_B3_LSB)
+
+#define IW_T3X1_C3_LSB 12
+#define IW_T3X1_C3_SIZE 3
+#define IW_T3X1_C3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T3X1_C3_SIZE))
+#define IW_T3X1_C3_SHIFTED_MASK (IW_T3X1_C3_UNSHIFTED_MASK << IW_T3X1_C3_LSB)
+#define GET_IW_T3X1_C3(W) (((W) >> IW_T3X1_C3_LSB) & IW_T3X1_C3_UNSHIFTED_MASK)
+#define SET_IW_T3X1_C3(V) (((V) & IW_T3X1_C3_UNSHIFTED_MASK) << IW_T3X1_C3_LSB)
+
+#define IW_T3X1_X_LSB 15
+#define IW_T3X1_X_SIZE 1
+#define IW_T3X1_X_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T3X1_X_SIZE))
+#define IW_T3X1_X_SHIFTED_MASK (IW_T3X1_X_UNSHIFTED_MASK << IW_T3X1_X_LSB)
+#define GET_IW_T3X1_X(W) (((W) >> IW_T3X1_X_LSB) & IW_T3X1_X_UNSHIFTED_MASK)
+#define SET_IW_T3X1_X(V) (((V) & IW_T3X1_X_UNSHIFTED_MASK) << IW_T3X1_X_LSB)
+
+/* The X field for all three R.N-class instruction formats is represented
+ here as 4 bits, including the bits defined as constant 0 or 1 that
+ determine which of the formats T2X3, F1X1, or X2L5 it is. */
+#define IW_R_N_X_LSB 12
+#define IW_R_N_X_SIZE 4
+#define IW_R_N_X_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_R_N_X_SIZE))
+#define IW_R_N_X_SHIFTED_MASK (IW_R_N_X_UNSHIFTED_MASK << IW_R_N_X_LSB)
+#define GET_IW_R_N_X(W) (((W) >> IW_R_N_X_LSB) & IW_R_N_X_UNSHIFTED_MASK)
+#define SET_IW_R_N_X(V) (((V) & IW_R_N_X_UNSHIFTED_MASK) << IW_R_N_X_LSB)
+
+#define IW_T2X3_A3_LSB 6
+#define IW_T2X3_A3_SIZE 3
+#define IW_T2X3_A3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2X3_A3_SIZE))
+#define IW_T2X3_A3_SHIFTED_MASK (IW_T2X3_A3_UNSHIFTED_MASK << IW_T2X3_A3_LSB)
+#define GET_IW_T2X3_A3(W) (((W) >> IW_T2X3_A3_LSB) & IW_T2X3_A3_UNSHIFTED_MASK)
+#define SET_IW_T2X3_A3(V) (((V) & IW_T2X3_A3_UNSHIFTED_MASK) << IW_T2X3_A3_LSB)
+
+#define IW_T2X3_B3_LSB 9
+#define IW_T2X3_B3_SIZE 3
+#define IW_T2X3_B3_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_T2X3_B3_SIZE))
+#define IW_T2X3_B3_SHIFTED_MASK (IW_T2X3_B3_UNSHIFTED_MASK << IW_T2X3_B3_LSB)
+#define GET_IW_T2X3_B3(W) (((W) >> IW_T2X3_B3_LSB) & IW_T2X3_B3_UNSHIFTED_MASK)
+#define SET_IW_T2X3_B3(V) (((V) & IW_T2X3_B3_UNSHIFTED_MASK) << IW_T2X3_B3_LSB)
+
+#define IW_F1X1_A_LSB 6
+#define IW_F1X1_A_SIZE 5
+#define IW_F1X1_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X1_A_SIZE))
+#define IW_F1X1_A_SHIFTED_MASK (IW_F1X1_A_UNSHIFTED_MASK << IW_F1X1_A_LSB)
+#define GET_IW_F1X1_A(W) (((W) >> IW_F1X1_A_LSB) & IW_F1X1_A_UNSHIFTED_MASK)
+#define SET_IW_F1X1_A(V) (((V) & IW_F1X1_A_UNSHIFTED_MASK) << IW_F1X1_A_LSB)
+
+#define IW_F1X1_RSV_LSB 11
+#define IW_F1X1_RSV_SIZE 1
+#define IW_F1X1_RSV_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1X1_RSV_SIZE))
+#define IW_F1X1_RSV_SHIFTED_MASK (IW_F1X1_RSV_UNSHIFTED_MASK << IW_F1X1_RSV_LSB)
+#define GET_IW_F1X1_RSV(W) (((W) >> IW_F1X1_RSV_LSB) & IW_F1X1_RSV_UNSHIFTED_MASK)
+#define SET_IW_F1X1_RSV(V) (((V) & IW_F1X1_RSV_UNSHIFTED_MASK) << IW_F1X1_RSV_LSB)
+
+#define IW_X2L5_IMM5_LSB 6
+#define IW_X2L5_IMM5_SIZE 5
+#define IW_X2L5_IMM5_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_X2L5_IMM5_SIZE))
+#define IW_X2L5_IMM5_SHIFTED_MASK (IW_X2L5_IMM5_UNSHIFTED_MASK << IW_X2L5_IMM5_LSB)
+#define GET_IW_X2L5_IMM5(W) (((W) >> IW_X2L5_IMM5_LSB) & IW_X2L5_IMM5_UNSHIFTED_MASK)
+#define SET_IW_X2L5_IMM5(V) (((V) & IW_X2L5_IMM5_UNSHIFTED_MASK) << IW_X2L5_IMM5_LSB)
+
+#define IW_X2L5_RSV_LSB 11
+#define IW_X2L5_RSV_SIZE 1
+#define IW_X2L5_RSV_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_X2L5_RSV_SIZE))
+#define IW_X2L5_RSV_SHIFTED_MASK (IW_X2L5_RSV_UNSHIFTED_MASK << IW_X2L5_RSV_LSB)
+#define GET_IW_X2L5_RSV(W) (((W) >> IW_X2L5_RSV_LSB) & IW_X2L5_RSV_UNSHIFTED_MASK)
+#define SET_IW_X2L5_RSV(V) (((V) & IW_X2L5_RSV_UNSHIFTED_MASK) << IW_X2L5_RSV_LSB)
+
+#define IW_F1I5_IMM5_LSB 6
+#define IW_F1I5_IMM5_SIZE 5
+#define IW_F1I5_IMM5_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1I5_IMM5_SIZE))
+#define IW_F1I5_IMM5_SHIFTED_MASK (IW_F1I5_IMM5_UNSHIFTED_MASK << IW_F1I5_IMM5_LSB)
+#define GET_IW_F1I5_IMM5(W) (((W) >> IW_F1I5_IMM5_LSB) & IW_F1I5_IMM5_UNSHIFTED_MASK)
+#define SET_IW_F1I5_IMM5(V) (((V) & IW_F1I5_IMM5_UNSHIFTED_MASK) << IW_F1I5_IMM5_LSB)
+
+#define IW_F1I5_B_LSB 11
+#define IW_F1I5_B_SIZE 5
+#define IW_F1I5_B_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F1I5_B_SIZE))
+#define IW_F1I5_B_SHIFTED_MASK (IW_F1I5_B_UNSHIFTED_MASK << IW_F1I5_B_LSB)
+#define GET_IW_F1I5_B(W) (((W) >> IW_F1I5_B_LSB) & IW_F1I5_B_UNSHIFTED_MASK)
+#define SET_IW_F1I5_B(V) (((V) & IW_F1I5_B_UNSHIFTED_MASK) << IW_F1I5_B_LSB)
+
+#define IW_F2_A_LSB 6
+#define IW_F2_A_SIZE 5
+#define IW_F2_A_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2_A_SIZE))
+#define IW_F2_A_SHIFTED_MASK (IW_F2_A_UNSHIFTED_MASK << IW_F2_A_LSB)
+#define GET_IW_F2_A(W) (((W) >> IW_F2_A_LSB) & IW_F2_A_UNSHIFTED_MASK)
+#define SET_IW_F2_A(V) (((V) & IW_F2_A_UNSHIFTED_MASK) << IW_F2_A_LSB)
+
+#define IW_F2_B_LSB 11
+#define IW_F2_B_SIZE 5
+#define IW_F2_B_UNSHIFTED_MASK (0xffffffffu >> (32 - IW_F2_B_SIZE))
+#define IW_F2_B_SHIFTED_MASK (IW_F2_B_UNSHIFTED_MASK << IW_F2_B_LSB)
+#define GET_IW_F2_B(W) (((W) >> IW_F2_B_LSB) & IW_F2_B_UNSHIFTED_MASK)
+#define SET_IW_F2_B(V) (((V) & IW_F2_B_UNSHIFTED_MASK) << IW_F2_B_LSB)
+
+/* R2 opcodes. */
+#define R2_OP_CALL 0
+#define R2_OP_AS_N 1
+#define R2_OP_BR 2
+#define R2_OP_BR_N 3
+#define R2_OP_ADDI 4
+#define R2_OP_LDBU_N 5
+#define R2_OP_LDBU 6
+#define R2_OP_LDB 7
+#define R2_OP_JMPI 8
+#define R2_OP_R_N 9
+#define R2_OP_ANDI_N 11
+#define R2_OP_ANDI 12
+#define R2_OP_LDHU_N 13
+#define R2_OP_LDHU 14
+#define R2_OP_LDH 15
+#define R2_OP_ASI_N 17
+#define R2_OP_BGE 18
+#define R2_OP_LDWSP_N 19
+#define R2_OP_ORI 20
+#define R2_OP_LDW_N 21
+#define R2_OP_CMPGEI 22
+#define R2_OP_LDW 23
+#define R2_OP_SHI_N 25
+#define R2_OP_BLT 26
+#define R2_OP_MOVI_N 27
+#define R2_OP_XORI 28
+#define R2_OP_STZ_N 29
+#define R2_OP_CMPLTI 30
+#define R2_OP_ANDCI 31
+#define R2_OP_OPX 32
+#define R2_OP_PP_N 33
+#define R2_OP_BNE 34
+#define R2_OP_BNEZ_N 35
+#define R2_OP_MULI 36
+#define R2_OP_STB_N 37
+#define R2_OP_CMPNEI 38
+#define R2_OP_STB 39
+#define R2_OP_I12 40
+#define R2_OP_SPI_N 41
+#define R2_OP_BEQ 42
+#define R2_OP_BEQZ_N 43
+#define R2_OP_ANDHI 44
+#define R2_OP_STH_N 45
+#define R2_OP_CMPEQI 46
+#define R2_OP_STH 47
+#define R2_OP_CUSTOM 48
+#define R2_OP_BGEU 50
+#define R2_OP_STWSP_N 51
+#define R2_OP_ORHI 52
+#define R2_OP_STW_N 53
+#define R2_OP_CMPGEUI 54
+#define R2_OP_STW 55
+#define R2_OP_BLTU 58
+#define R2_OP_MOV_N 59
+#define R2_OP_XORHI 60
+#define R2_OP_SPADDI_N 61
+#define R2_OP_CMPLTUI 62
+#define R2_OP_ANDCHI 63
+
+#define R2_OPX_WRPIE 0
+#define R2_OPX_ERET 1
+#define R2_OPX_ROLI 2
+#define R2_OPX_ROL 3
+#define R2_OPX_FLUSHP 4
+#define R2_OPX_RET 5
+#define R2_OPX_NOR 6
+#define R2_OPX_MULXUU 7
+#define R2_OPX_ENI 8
+#define R2_OPX_BRET 9
+#define R2_OPX_ROR 11
+#define R2_OPX_FLUSHI 12
+#define R2_OPX_JMP 13
+#define R2_OPX_AND 14
+#define R2_OPX_CMPGE 16
+#define R2_OPX_SLLI 18
+#define R2_OPX_SLL 19
+#define R2_OPX_WRPRS 20
+#define R2_OPX_OR 22
+#define R2_OPX_MULXSU 23
+#define R2_OPX_CMPLT 24
+#define R2_OPX_SRLI 26
+#define R2_OPX_SRL 27
+#define R2_OPX_NEXTPC 28
+#define R2_OPX_CALLR 29
+#define R2_OPX_XOR 30
+#define R2_OPX_MULXSS 31
+#define R2_OPX_CMPNE 32
+#define R2_OPX_INSERT 35
+#define R2_OPX_DIVU 36
+#define R2_OPX_DIV 37
+#define R2_OPX_RDCTL 38
+#define R2_OPX_MUL 39
+#define R2_OPX_CMPEQ 40
+#define R2_OPX_INITI 41
+#define R2_OPX_MERGE 43
+#define R2_OPX_HBREAK 44
+#define R2_OPX_TRAP 45
+#define R2_OPX_WRCTL 46
+#define R2_OPX_CMPGEU 48
+#define R2_OPX_ADD 49
+#define R2_OPX_EXTRACT 51
+#define R2_OPX_BREAK 52
+#define R2_OPX_LDEX 53
+#define R2_OPX_SYNC 54
+#define R2_OPX_LDSEX 55
+#define R2_OPX_CMPLTU 56
+#define R2_OPX_SUB 57
+#define R2_OPX_SRAI 58
+#define R2_OPX_SRA 59
+#define R2_OPX_STEX 61
+#define R2_OPX_STSEX 63
+
+#define R2_I12_LDBIO 0
+#define R2_I12_STBIO 1
+#define R2_I12_LDBUIO 2
+#define R2_I12_DCACHE 3
+#define R2_I12_LDHIO 4
+#define R2_I12_STHIO 5
+#define R2_I12_LDHUIO 6
+#define R2_I12_RDPRS 7
+#define R2_I12_LDWIO 8
+#define R2_I12_STWIO 9
+#define R2_I12_LDWM 12
+#define R2_I12_STWM 13
+
+#define R2_DCACHE_INITD 0
+#define R2_DCACHE_INITDA 1
+#define R2_DCACHE_FLUSHD 2
+#define R2_DCACHE_FLUSHDA 3
+
+#define R2_AS_N_ADD_N 0
+#define R2_AS_N_SUB_N 1
+
+#define R2_R_N_AND_N 0
+#define R2_R_N_OR_N 2
+#define R2_R_N_XOR_N 3
+#define R2_R_N_SLL_N 4
+#define R2_R_N_SRL_N 5
+#define R2_R_N_NOT_N 6
+#define R2_R_N_NEG_N 7
+#define R2_R_N_CALLR_N 8
+#define R2_R_N_JMPR_N 10
+#define R2_R_N_BREAK_N 12
+#define R2_R_N_TRAP_N 13
+#define R2_R_N_RET_N 14
+
+#define R2_SPI_N_SPINCI_N 0
+#define R2_SPI_N_SPDECI_N 1
+
+#define R2_ASI_N_ADDI_N 0
+#define R2_ASI_N_SUBI_N 1
+
+#define R2_SHI_N_SLLI_N 0
+#define R2_SHI_N_SRLI_N 1
+
+#define R2_PP_N_POP_N 0
+#define R2_PP_N_PUSH_N 1
+
+#define R2_STZ_N_STWZ_N 0
+#define R2_STZ_N_STBZ_N 1
+
+/* Convenience macros for R2 encodings. */
+
+#define MATCH_R2_OP(NAME) \
+ (SET_IW_R2_OP (R2_OP_##NAME))
+#define MASK_R2_OP \
+ IW_R2_OP_SHIFTED_MASK
+
+#define MATCH_R2_OPX0(NAME) \
+ (SET_IW_R2_OP (R2_OP_OPX) | SET_IW_OPX_X (R2_OPX_##NAME))
+#define MASK_R2_OPX0 \
+ (IW_R2_OP_SHIFTED_MASK | IW_OPX_X_SHIFTED_MASK \
+ | IW_F3X6L5_IMM5_SHIFTED_MASK)
+
+#define MATCH_R2_OPX(NAME, A, B, C) \
+ (MATCH_R2_OPX0 (NAME) | SET_IW_F3X6L5_A (A) | SET_IW_F3X6L5_B (B) \
+ | SET_IW_F3X6L5_C (C))
+#define MASK_R2_OPX(A, B, C, N) \
+ (IW_R2_OP_SHIFTED_MASK | IW_OPX_X_SHIFTED_MASK \
+ | (A ? IW_F3X6L5_A_SHIFTED_MASK : 0) \
+ | (B ? IW_F3X6L5_B_SHIFTED_MASK : 0) \
+ | (C ? IW_F3X6L5_C_SHIFTED_MASK : 0) \
+ | (N ? IW_F3X6L5_IMM5_SHIFTED_MASK : 0))
+
+#define MATCH_R2_I12(NAME) \
+ (SET_IW_R2_OP (R2_OP_I12) | SET_IW_I12_X (R2_I12_##NAME))
+#define MASK_R2_I12 \
+ (IW_R2_OP_SHIFTED_MASK | IW_I12_X_SHIFTED_MASK )
+
+#define MATCH_R2_DCACHE(NAME) \
+ (MATCH_R2_I12(DCACHE) | SET_IW_F1X4I12_X (R2_DCACHE_##NAME))
+#define MASK_R2_DCACHE \
+ (MASK_R2_I12 | IW_F1X4I12_X_SHIFTED_MASK)
+
+#define MATCH_R2_R_N(NAME) \
+ (SET_IW_R2_OP (R2_OP_R_N) | SET_IW_R_N_X (R2_R_N_##NAME))
+#define MASK_R2_R_N \
+ (IW_R2_OP_SHIFTED_MASK | IW_R_N_X_SHIFTED_MASK )
+
+/* Match/mask macros for R2 instructions. */
+
+#define MATCH_R2_ADD MATCH_R2_OPX0 (ADD)
+#define MASK_R2_ADD MASK_R2_OPX0
+#define MATCH_R2_ADDI MATCH_R2_OP (ADDI)
+#define MASK_R2_ADDI MASK_R2_OP
+#define MATCH_R2_ADD_N (MATCH_R2_OP (AS_N) | SET_IW_T3X1_X (R2_AS_N_ADD_N))
+#define MASK_R2_ADD_N (MASK_R2_OP | IW_T3X1_X_SHIFTED_MASK)
+#define MATCH_R2_ADDI_N (MATCH_R2_OP (ASI_N) | SET_IW_T2X1I3_X (R2_ASI_N_ADDI_N))
+#define MASK_R2_ADDI_N (MASK_R2_OP | IW_T2X1I3_X_SHIFTED_MASK)
+#define MATCH_R2_AND MATCH_R2_OPX0 (AND)
+#define MASK_R2_AND MASK_R2_OPX0
+#define MATCH_R2_ANDCHI MATCH_R2_OP (ANDCHI)
+#define MASK_R2_ANDCHI MASK_R2_OP
+#define MATCH_R2_ANDCI MATCH_R2_OP (ANDCI)
+#define MASK_R2_ANDCI MASK_R2_OP
+#define MATCH_R2_ANDHI MATCH_R2_OP (ANDHI)
+#define MASK_R2_ANDHI MASK_R2_OP
+#define MATCH_R2_ANDI MATCH_R2_OP (ANDI)
+#define MASK_R2_ANDI MASK_R2_OP
+#define MATCH_R2_ANDI_N MATCH_R2_OP (ANDI_N)
+#define MASK_R2_ANDI_N MASK_R2_OP
+#define MATCH_R2_AND_N MATCH_R2_R_N (AND_N)
+#define MASK_R2_AND_N MASK_R2_R_N
+#define MATCH_R2_BEQ MATCH_R2_OP (BEQ)
+#define MASK_R2_BEQ MASK_R2_OP
+#define MATCH_R2_BEQZ_N MATCH_R2_OP (BEQZ_N)
+#define MASK_R2_BEQZ_N MASK_R2_OP
+#define MATCH_R2_BGE MATCH_R2_OP (BGE)
+#define MASK_R2_BGE MASK_R2_OP
+#define MATCH_R2_BGEU MATCH_R2_OP (BGEU)
+#define MASK_R2_BGEU MASK_R2_OP
+#define MATCH_R2_BGT MATCH_R2_OP (BLT)
+#define MASK_R2_BGT MASK_R2_OP
+#define MATCH_R2_BGTU MATCH_R2_OP (BLTU)
+#define MASK_R2_BGTU MASK_R2_OP
+#define MATCH_R2_BLE MATCH_R2_OP (BGE)
+#define MASK_R2_BLE MASK_R2_OP
+#define MATCH_R2_BLEU MATCH_R2_OP (BGEU)
+#define MASK_R2_BLEU MASK_R2_OP
+#define MATCH_R2_BLT MATCH_R2_OP (BLT)
+#define MASK_R2_BLT MASK_R2_OP
+#define MATCH_R2_BLTU MATCH_R2_OP (BLTU)
+#define MASK_R2_BLTU MASK_R2_OP
+#define MATCH_R2_BNE MATCH_R2_OP (BNE)
+#define MASK_R2_BNE MASK_R2_OP
+#define MATCH_R2_BNEZ_N MATCH_R2_OP (BNEZ_N)
+#define MASK_R2_BNEZ_N MASK_R2_OP
+#define MATCH_R2_BR MATCH_R2_OP (BR)
+#define MASK_R2_BR MASK_R2_OP | IW_F2I16_A_SHIFTED_MASK | IW_F2I16_B_SHIFTED_MASK
+#define MATCH_R2_BREAK MATCH_R2_OPX (BREAK, 0, 0, 0x1e)
+#define MASK_R2_BREAK MASK_R2_OPX (1, 1, 1, 0)
+#define MATCH_R2_BREAK_N MATCH_R2_R_N (BREAK_N)
+#define MASK_R2_BREAK_N MASK_R2_R_N
+#define MATCH_R2_BRET MATCH_R2_OPX (BRET, 0x1e, 0, 0)
+#define MASK_R2_BRET MASK_R2_OPX (1, 1, 1, 1)
+#define MATCH_R2_BR_N MATCH_R2_OP (BR_N)
+#define MASK_R2_BR_N MASK_R2_OP
+#define MATCH_R2_CALL MATCH_R2_OP (CALL)
+#define MASK_R2_CALL MASK_R2_OP
+#define MATCH_R2_CALLR MATCH_R2_OPX (CALLR, 0, 0, 0x1f)
+#define MASK_R2_CALLR MASK_R2_OPX (0, 1, 1, 1)
+#define MATCH_R2_CALLR_N MATCH_R2_R_N (CALLR_N)
+#define MASK_R2_CALLR_N MASK_R2_R_N
+#define MATCH_R2_CMPEQ MATCH_R2_OPX0 (CMPEQ)
+#define MASK_R2_CMPEQ MASK_R2_OPX0
+#define MATCH_R2_CMPEQI MATCH_R2_OP (CMPEQI)
+#define MASK_R2_CMPEQI MASK_R2_OP
+#define MATCH_R2_CMPGE MATCH_R2_OPX0 (CMPGE)
+#define MASK_R2_CMPGE MASK_R2_OPX0
+#define MATCH_R2_CMPGEI MATCH_R2_OP (CMPGEI)
+#define MASK_R2_CMPGEI MASK_R2_OP
+#define MATCH_R2_CMPGEU MATCH_R2_OPX0 (CMPGEU)
+#define MASK_R2_CMPGEU MASK_R2_OPX0
+#define MATCH_R2_CMPGEUI MATCH_R2_OP (CMPGEUI)
+#define MASK_R2_CMPGEUI MASK_R2_OP
+#define MATCH_R2_CMPGT MATCH_R2_OPX0 (CMPLT)
+#define MASK_R2_CMPGT MASK_R2_OPX0
+#define MATCH_R2_CMPGTI MATCH_R2_OP (CMPGEI)
+#define MASK_R2_CMPGTI MASK_R2_OP
+#define MATCH_R2_CMPGTU MATCH_R2_OPX0 (CMPLTU)
+#define MASK_R2_CMPGTU MASK_R2_OPX0
+#define MATCH_R2_CMPGTUI MATCH_R2_OP (CMPGEUI)
+#define MASK_R2_CMPGTUI MASK_R2_OP
+#define MATCH_R2_CMPLE MATCH_R2_OPX0 (CMPGE)
+#define MASK_R2_CMPLE MASK_R2_OPX0
+#define MATCH_R2_CMPLEI MATCH_R2_OP (CMPLTI)
+#define MASK_R2_CMPLEI MASK_R2_OP
+#define MATCH_R2_CMPLEU MATCH_R2_OPX0 (CMPGEU)
+#define MASK_R2_CMPLEU MASK_R2_OPX0
+#define MATCH_R2_CMPLEUI MATCH_R2_OP (CMPLTUI)
+#define MASK_R2_CMPLEUI MASK_R2_OP
+#define MATCH_R2_CMPLT MATCH_R2_OPX0 (CMPLT)
+#define MASK_R2_CMPLT MASK_R2_OPX0
+#define MATCH_R2_CMPLTI MATCH_R2_OP (CMPLTI)
+#define MASK_R2_CMPLTI MASK_R2_OP
+#define MATCH_R2_CMPLTU MATCH_R2_OPX0 (CMPLTU)
+#define MASK_R2_CMPLTU MASK_R2_OPX0
+#define MATCH_R2_CMPLTUI MATCH_R2_OP (CMPLTUI)
+#define MASK_R2_CMPLTUI MASK_R2_OP
+#define MATCH_R2_CMPNE MATCH_R2_OPX0 (CMPNE)
+#define MASK_R2_CMPNE MASK_R2_OPX0
+#define MATCH_R2_CMPNEI MATCH_R2_OP (CMPNEI)
+#define MASK_R2_CMPNEI MASK_R2_OP
+#define MATCH_R2_CUSTOM MATCH_R2_OP (CUSTOM)
+#define MASK_R2_CUSTOM MASK_R2_OP
+#define MATCH_R2_DIV MATCH_R2_OPX0 (DIV)
+#define MASK_R2_DIV MASK_R2_OPX0
+#define MATCH_R2_DIVU MATCH_R2_OPX0 (DIVU)
+#define MASK_R2_DIVU MASK_R2_OPX0
+#define MATCH_R2_ENI MATCH_R2_OPX (ENI, 0, 0, 0)
+#define MASK_R2_ENI MASK_R2_OPX (1, 1, 1, 0)
+#define MATCH_R2_ERET MATCH_R2_OPX (ERET, 0x1d, 0x1e, 0)
+#define MASK_R2_ERET MASK_R2_OPX (1, 1, 1, 1)
+#define MATCH_R2_EXTRACT MATCH_R2_OPX (EXTRACT, 0, 0, 0)
+#define MASK_R2_EXTRACT MASK_R2_OPX (0, 0, 0, 0)
+#define MATCH_R2_FLUSHD MATCH_R2_DCACHE (FLUSHD)
+#define MASK_R2_FLUSHD MASK_R2_DCACHE
+#define MATCH_R2_FLUSHDA MATCH_R2_DCACHE (FLUSHDA)
+#define MASK_R2_FLUSHDA MASK_R2_DCACHE
+#define MATCH_R2_FLUSHI MATCH_R2_OPX (FLUSHI, 0, 0, 0)
+#define MASK_R2_FLUSHI MASK_R2_OPX (0, 1, 1, 1)
+#define MATCH_R2_FLUSHP MATCH_R2_OPX (FLUSHP, 0, 0, 0)
+#define MASK_R2_FLUSHP MASK_R2_OPX (1, 1, 1, 1)
+#define MATCH_R2_INITD MATCH_R2_DCACHE (INITD)
+#define MASK_R2_INITD MASK_R2_DCACHE
+#define MATCH_R2_INITDA MATCH_R2_DCACHE (INITDA)
+#define MASK_R2_INITDA MASK_R2_DCACHE
+#define MATCH_R2_INITI MATCH_R2_OPX (INITI, 0, 0, 0)
+#define MASK_R2_INITI MASK_R2_OPX (0, 1, 1, 1)
+#define MATCH_R2_INSERT MATCH_R2_OPX (INSERT, 0, 0, 0)
+#define MASK_R2_INSERT MASK_R2_OPX (0, 0, 0, 0)
+#define MATCH_R2_JMP MATCH_R2_OPX (JMP, 0, 0, 0)
+#define MASK_R2_JMP MASK_R2_OPX (0, 1, 1, 1)
+#define MATCH_R2_JMPI MATCH_R2_OP (JMPI)
+#define MASK_R2_JMPI MASK_R2_OP
+#define MATCH_R2_JMPR_N MATCH_R2_R_N (JMPR_N)
+#define MASK_R2_JMPR_N MASK_R2_R_N
+#define MATCH_R2_LDB MATCH_R2_OP (LDB)
+#define MASK_R2_LDB MASK_R2_OP
+#define MATCH_R2_LDBIO MATCH_R2_I12 (LDBIO)
+#define MASK_R2_LDBIO MASK_R2_I12
+#define MATCH_R2_LDBU MATCH_R2_OP (LDBU)
+#define MASK_R2_LDBU MASK_R2_OP
+#define MATCH_R2_LDBUIO MATCH_R2_I12 (LDBUIO)
+#define MASK_R2_LDBUIO MASK_R2_I12
+#define MATCH_R2_LDBU_N MATCH_R2_OP (LDBU_N)
+#define MASK_R2_LDBU_N MASK_R2_OP
+#define MATCH_R2_LDEX MATCH_R2_OPX (LDEX, 0, 0, 0)
+#define MASK_R2_LDEX MASK_R2_OPX (0, 1, 0, 1)
+#define MATCH_R2_LDH MATCH_R2_OP (LDH)
+#define MASK_R2_LDH MASK_R2_OP
+#define MATCH_R2_LDHIO MATCH_R2_I12 (LDHIO)
+#define MASK_R2_LDHIO MASK_R2_I12
+#define MATCH_R2_LDHU MATCH_R2_OP (LDHU)
+#define MASK_R2_LDHU MASK_R2_OP
+#define MATCH_R2_LDHUIO MATCH_R2_I12 (LDHUIO)
+#define MASK_R2_LDHUIO MASK_R2_I12
+#define MATCH_R2_LDHU_N MATCH_R2_OP (LDHU_N)
+#define MASK_R2_LDHU_N MASK_R2_OP
+#define MATCH_R2_LDSEX MATCH_R2_OPX (LDSEX, 0, 0, 0)
+#define MASK_R2_LDSEX MASK_R2_OPX (0, 1, 0, 1)
+#define MATCH_R2_LDW MATCH_R2_OP (LDW)
+#define MASK_R2_LDW MASK_R2_OP
+#define MATCH_R2_LDWIO MATCH_R2_I12 (LDWIO)
+#define MASK_R2_LDWIO MASK_R2_I12
+#define MATCH_R2_LDWM MATCH_R2_I12 (LDWM)
+#define MASK_R2_LDWM MASK_R2_I12
+#define MATCH_R2_LDWSP_N MATCH_R2_OP (LDWSP_N)
+#define MASK_R2_LDWSP_N MASK_R2_OP
+#define MATCH_R2_LDW_N MATCH_R2_OP (LDW_N)
+#define MASK_R2_LDW_N MASK_R2_OP
+#define MATCH_R2_MERGE MATCH_R2_OPX (MERGE, 0, 0, 0)
+#define MASK_R2_MERGE MASK_R2_OPX (0, 0, 0, 0)
+#define MATCH_R2_MOV MATCH_R2_OPX (ADD, 0, 0, 0)
+#define MASK_R2_MOV MASK_R2_OPX (0, 1, 0, 1)
+#define MATCH_R2_MOVHI MATCH_R2_OP (ORHI) | SET_IW_F2I16_A (0)
+#define MASK_R2_MOVHI MASK_R2_OP | IW_F2I16_A_SHIFTED_MASK
+#define MATCH_R2_MOVI MATCH_R2_OP (ADDI) | SET_IW_F2I16_A (0)
+#define MASK_R2_MOVI MASK_R2_OP | IW_F2I16_A_SHIFTED_MASK
+#define MATCH_R2_MOVUI MATCH_R2_OP (ORI) | SET_IW_F2I16_A (0)
+#define MASK_R2_MOVUI MASK_R2_OP | IW_F2I16_A_SHIFTED_MASK
+#define MATCH_R2_MOV_N MATCH_R2_OP (MOV_N)
+#define MASK_R2_MOV_N MASK_R2_OP
+#define MATCH_R2_MOVI_N MATCH_R2_OP (MOVI_N)
+#define MASK_R2_MOVI_N MASK_R2_OP
+#define MATCH_R2_MUL MATCH_R2_OPX0 (MUL)
+#define MASK_R2_MUL MASK_R2_OPX0
+#define MATCH_R2_MULI MATCH_R2_OP (MULI)
+#define MASK_R2_MULI MASK_R2_OP
+#define MATCH_R2_MULXSS MATCH_R2_OPX0 (MULXSS)
+#define MASK_R2_MULXSS MASK_R2_OPX0
+#define MATCH_R2_MULXSU MATCH_R2_OPX0 (MULXSU)
+#define MASK_R2_MULXSU MASK_R2_OPX0
+#define MATCH_R2_MULXUU MATCH_R2_OPX0 (MULXUU)
+#define MASK_R2_MULXUU MASK_R2_OPX0
+#define MATCH_R2_NEG_N MATCH_R2_R_N (NEG_N)
+#define MASK_R2_NEG_N MASK_R2_R_N
+#define MATCH_R2_NEXTPC MATCH_R2_OPX (NEXTPC, 0, 0, 0)
+#define MASK_R2_NEXTPC MASK_R2_OPX (1, 1, 0, 1)
+#define MATCH_R2_NOP MATCH_R2_OPX (ADD, 0, 0, 0)
+#define MASK_R2_NOP MASK_R2_OPX (1, 1, 1, 1)
+#define MATCH_R2_NOP_N (MATCH_R2_OP (MOV_N) | SET_IW_F2_A (0) | SET_IW_F2_B (0))
+#define MASK_R2_NOP_N (MASK_R2_OP | IW_F2_A_SHIFTED_MASK | IW_F2_B_SHIFTED_MASK)
+#define MATCH_R2_NOR MATCH_R2_OPX0 (NOR)
+#define MASK_R2_NOR MASK_R2_OPX0
+#define MATCH_R2_NOT_N MATCH_R2_R_N (NOT_N)
+#define MASK_R2_NOT_N MASK_R2_R_N
+#define MATCH_R2_OR MATCH_R2_OPX0 (OR)
+#define MASK_R2_OR MASK_R2_OPX0
+#define MATCH_R2_OR_N MATCH_R2_R_N (OR_N)
+#define MASK_R2_OR_N MASK_R2_R_N
+#define MATCH_R2_ORHI MATCH_R2_OP (ORHI)
+#define MASK_R2_ORHI MASK_R2_OP
+#define MATCH_R2_ORI MATCH_R2_OP (ORI)
+#define MASK_R2_ORI MASK_R2_OP
+#define MATCH_R2_POP_N (MATCH_R2_OP (PP_N) | SET_IW_L5I4X1_X (R2_PP_N_POP_N))
+#define MASK_R2_POP_N (MASK_R2_OP | IW_L5I4X1_X_SHIFTED_MASK)
+#define MATCH_R2_PUSH_N (MATCH_R2_OP (PP_N) | SET_IW_L5I4X1_X (R2_PP_N_PUSH_N))
+#define MASK_R2_PUSH_N (MASK_R2_OP | IW_L5I4X1_X_SHIFTED_MASK)
+#define MATCH_R2_RDCTL MATCH_R2_OPX (RDCTL, 0, 0, 0)
+#define MASK_R2_RDCTL MASK_R2_OPX (1, 1, 0, 0)
+#define MATCH_R2_RDPRS MATCH_R2_I12 (RDPRS)
+#define MASK_R2_RDPRS MASK_R2_I12
+#define MATCH_R2_RET MATCH_R2_OPX (RET, 0x1f, 0, 0)
+#define MASK_R2_RET MASK_R2_OPX (1, 1, 1, 1)
+#define MATCH_R2_RET_N (MATCH_R2_R_N (RET_N) | SET_IW_X2L5_IMM5 (0))
+#define MASK_R2_RET_N (MASK_R2_R_N | IW_X2L5_IMM5_SHIFTED_MASK)
+#define MATCH_R2_ROL MATCH_R2_OPX0 (ROL)
+#define MASK_R2_ROL MASK_R2_OPX0
+#define MATCH_R2_ROLI MATCH_R2_OPX (ROLI, 0, 0, 0)
+#define MASK_R2_ROLI MASK_R2_OPX (0, 1, 0, 0)
+#define MATCH_R2_ROR MATCH_R2_OPX0 (ROR)
+#define MASK_R2_ROR MASK_R2_OPX0
+#define MATCH_R2_SLL MATCH_R2_OPX0 (SLL)
+#define MASK_R2_SLL MASK_R2_OPX0
+#define MATCH_R2_SLLI MATCH_R2_OPX (SLLI, 0, 0, 0)
+#define MASK_R2_SLLI MASK_R2_OPX (0, 1, 0, 0)
+#define MATCH_R2_SLL_N MATCH_R2_R_N (SLL_N)
+#define MASK_R2_SLL_N MASK_R2_R_N
+#define MATCH_R2_SLLI_N (MATCH_R2_OP (SHI_N) | SET_IW_T2X1L3_X (R2_SHI_N_SLLI_N))
+#define MASK_R2_SLLI_N (MASK_R2_OP | IW_T2X1L3_X_SHIFTED_MASK)
+#define MATCH_R2_SPADDI_N MATCH_R2_OP (SPADDI_N)
+#define MASK_R2_SPADDI_N MASK_R2_OP
+#define MATCH_R2_SPDECI_N (MATCH_R2_OP (SPI_N) | SET_IW_X1I7_X (R2_SPI_N_SPDECI_N))
+#define MASK_R2_SPDECI_N (MASK_R2_OP | IW_X1I7_X_SHIFTED_MASK)
+#define MATCH_R2_SPINCI_N (MATCH_R2_OP (SPI_N) | SET_IW_X1I7_X (R2_SPI_N_SPINCI_N))
+#define MASK_R2_SPINCI_N (MASK_R2_OP | IW_X1I7_X_SHIFTED_MASK)
+#define MATCH_R2_SRA MATCH_R2_OPX0 (SRA)
+#define MASK_R2_SRA MASK_R2_OPX0
+#define MATCH_R2_SRAI MATCH_R2_OPX (SRAI, 0, 0, 0)
+#define MASK_R2_SRAI MASK_R2_OPX (0, 1, 0, 0)
+#define MATCH_R2_SRL MATCH_R2_OPX0 (SRL)
+#define MASK_R2_SRL MASK_R2_OPX0
+#define MATCH_R2_SRLI MATCH_R2_OPX (SRLI, 0, 0, 0)
+#define MASK_R2_SRLI MASK_R2_OPX (0, 1, 0, 0)
+#define MATCH_R2_SRL_N MATCH_R2_R_N (SRL_N)
+#define MASK_R2_SRL_N MASK_R2_R_N
+#define MATCH_R2_SRLI_N (MATCH_R2_OP (SHI_N) | SET_IW_T2X1L3_X (R2_SHI_N_SRLI_N))
+#define MASK_R2_SRLI_N (MASK_R2_OP | IW_T2X1L3_X_SHIFTED_MASK)
+#define MATCH_R2_STB MATCH_R2_OP (STB)
+#define MASK_R2_STB MASK_R2_OP
+#define MATCH_R2_STBIO MATCH_R2_I12 (STBIO)
+#define MASK_R2_STBIO MASK_R2_I12
+#define MATCH_R2_STB_N MATCH_R2_OP (STB_N)
+#define MASK_R2_STB_N MASK_R2_OP
+#define MATCH_R2_STBZ_N (MATCH_R2_OP (STZ_N) | SET_IW_T1X1I6_X (R2_STZ_N_STBZ_N))
+#define MASK_R2_STBZ_N (MASK_R2_OP | IW_T1X1I6_X_SHIFTED_MASK)
+#define MATCH_R2_STEX MATCH_R2_OPX0 (STEX)
+#define MASK_R2_STEX MASK_R2_OPX0
+#define MATCH_R2_STH MATCH_R2_OP (STH)
+#define MASK_R2_STH MASK_R2_OP
+#define MATCH_R2_STHIO MATCH_R2_I12 (STHIO)
+#define MASK_R2_STHIO MASK_R2_I12
+#define MATCH_R2_STH_N MATCH_R2_OP (STH_N)
+#define MASK_R2_STH_N MASK_R2_OP
+#define MATCH_R2_STSEX MATCH_R2_OPX0 (STSEX)
+#define MASK_R2_STSEX MASK_R2_OPX0
+#define MATCH_R2_STW MATCH_R2_OP (STW)
+#define MASK_R2_STW MASK_R2_OP
+#define MATCH_R2_STWIO MATCH_R2_I12 (STWIO)
+#define MASK_R2_STWIO MASK_R2_I12
+#define MATCH_R2_STWM MATCH_R2_I12 (STWM)
+#define MASK_R2_STWM MASK_R2_I12
+#define MATCH_R2_STWSP_N MATCH_R2_OP (STWSP_N)
+#define MASK_R2_STWSP_N MASK_R2_OP
+#define MATCH_R2_STW_N MATCH_R2_OP (STW_N)
+#define MASK_R2_STW_N MASK_R2_OP
+#define MATCH_R2_STWZ_N MATCH_R2_OP (STZ_N)
+#define MASK_R2_STWZ_N MASK_R2_OP
+#define MATCH_R2_SUB MATCH_R2_OPX0 (SUB)
+#define MASK_R2_SUB MASK_R2_OPX0
+#define MATCH_R2_SUBI MATCH_R2_OP (ADDI)
+#define MASK_R2_SUBI MASK_R2_OP
+#define MATCH_R2_SUB_N (MATCH_R2_OP (AS_N) | SET_IW_T3X1_X (R2_AS_N_SUB_N))
+#define MASK_R2_SUB_N (MASK_R2_OP | IW_T3X1_X_SHIFTED_MASK)
+#define MATCH_R2_SUBI_N (MATCH_R2_OP (ASI_N) | SET_IW_T2X1I3_X (R2_ASI_N_SUBI_N))
+#define MASK_R2_SUBI_N (MASK_R2_OP | IW_T2X1I3_X_SHIFTED_MASK)
+#define MATCH_R2_SYNC MATCH_R2_OPX (SYNC, 0, 0, 0)
+#define MASK_R2_SYNC MASK_R2_OPX (1, 1, 1, 1)
+#define MATCH_R2_TRAP MATCH_R2_OPX (TRAP, 0, 0, 0x1d)
+#define MASK_R2_TRAP MASK_R2_OPX (1, 1, 1, 0)
+#define MATCH_R2_TRAP_N MATCH_R2_R_N (TRAP_N)
+#define MASK_R2_TRAP_N MASK_R2_R_N
+#define MATCH_R2_WRCTL MATCH_R2_OPX (WRCTL, 0, 0, 0)
+#define MASK_R2_WRCTL MASK_R2_OPX (0, 1, 1, 0)
+#define MATCH_R2_WRPIE MATCH_R2_OPX (WRPIE, 0, 0, 0)
+#define MASK_R2_WRPIE MASK_R2_OPX (0, 1, 0, 1)
+#define MATCH_R2_WRPRS MATCH_R2_OPX (WRPRS, 0, 0, 0)
+#define MASK_R2_WRPRS MASK_R2_OPX (0, 1, 0, 1)
+#define MATCH_R2_XOR MATCH_R2_OPX0 (XOR)
+#define MASK_R2_XOR MASK_R2_OPX0
+#define MATCH_R2_XORHI MATCH_R2_OP (XORHI)
+#define MASK_R2_XORHI MASK_R2_OP
+#define MATCH_R2_XORI MATCH_R2_OP (XORI)
+#define MASK_R2_XORI MASK_R2_OP
+#define MATCH_R2_XOR_N MATCH_R2_R_N (XOR_N)
+#define MASK_R2_XOR_N MASK_R2_R_N
+
+#endif /* _NIOS2R2_H */
+
+
+/* These are the data structures used to hold the instruction information. */
+extern const struct nios2_opcode nios2_r1_opcodes[];
+extern const int nios2_num_r1_opcodes;
+extern const struct nios2_opcode nios2_r2_opcodes[];
+extern const int nios2_num_r2_opcodes;
+extern struct nios2_opcode *nios2_opcodes;
+extern int nios2_num_opcodes;
+
+/* These are the data structures used to hold the register information. */
+extern const struct nios2_reg nios2_builtin_regs[];
+extern struct nios2_reg *nios2_regs;
+extern const int nios2_num_builtin_regs;
+extern int nios2_num_regs;
+
+/* Return the opcode descriptor for a single instruction. */
+extern const struct nios2_opcode *
+nios2_find_opcode_hash (unsigned long, unsigned long);
+
+/* Lookup tables for R2 immediate decodings. */
+extern unsigned int nios2_r2_asi_n_mappings[];
+extern const int nios2_num_r2_asi_n_mappings;
+extern unsigned int nios2_r2_shi_n_mappings[];
+extern const int nios2_num_r2_shi_n_mappings;
+extern unsigned int nios2_r2_andi_n_mappings[];
+extern const int nios2_num_r2_andi_n_mappings;
+
+/* Lookup table for 3-bit register decodings. */
+extern int nios2_r2_reg3_mappings[];
+extern const int nios2_num_r2_reg3_mappings;
+
+/* Lookup table for REG_RANGE value list decodings. */
+extern unsigned long nios2_r2_reg_range_mappings[];
+extern const int nios2_num_r2_reg_range_mappings;
+
+#endif /* _NIOS2_H */
+
+/*#include "sysdep.h"
+#include <stdio.h>
+#include "opcode/nios2.h"
+*/
+/* Register string table */
+
+const struct nios2_reg nios2_builtin_regs[] = {
+ /* Standard register names. */
+ {"zero", 0, REG_NORMAL},
+ {"at", 1, REG_NORMAL}, /* assembler temporary */
+ {"r2", 2, REG_NORMAL | REG_3BIT | REG_LDWM},
+ {"r3", 3, REG_NORMAL | REG_3BIT | REG_LDWM},
+ {"r4", 4, REG_NORMAL | REG_3BIT | REG_LDWM},
+ {"r5", 5, REG_NORMAL | REG_3BIT | REG_LDWM},
+ {"r6", 6, REG_NORMAL | REG_3BIT | REG_LDWM},
+ {"r7", 7, REG_NORMAL | REG_3BIT | REG_LDWM},
+ {"r8", 8, REG_NORMAL | REG_LDWM},
+ {"r9", 9, REG_NORMAL | REG_LDWM},
+ {"r10", 10, REG_NORMAL | REG_LDWM},
+ {"r11", 11, REG_NORMAL | REG_LDWM},
+ {"r12", 12, REG_NORMAL | REG_LDWM},
+ {"r13", 13, REG_NORMAL | REG_LDWM},
+ {"r14", 14, REG_NORMAL | REG_LDWM},
+ {"r15", 15, REG_NORMAL | REG_LDWM},
+ {"r16", 16, REG_NORMAL | REG_3BIT | REG_LDWM | REG_POP},
+ {"r17", 17, REG_NORMAL | REG_3BIT | REG_LDWM | REG_POP},
+ {"r18", 18, REG_NORMAL | REG_LDWM | REG_POP},
+ {"r19", 19, REG_NORMAL | REG_LDWM | REG_POP},
+ {"r20", 20, REG_NORMAL | REG_LDWM | REG_POP},
+ {"r21", 21, REG_NORMAL | REG_LDWM | REG_POP},
+ {"r22", 22, REG_NORMAL | REG_LDWM | REG_POP},
+ {"r23", 23, REG_NORMAL | REG_LDWM | REG_POP},
+ {"et", 24, REG_NORMAL},
+ {"bt", 25, REG_NORMAL},
+ {"gp", 26, REG_NORMAL}, /* global pointer */
+ {"sp", 27, REG_NORMAL}, /* stack pointer */
+ {"fp", 28, REG_NORMAL | REG_LDWM | REG_POP}, /* frame pointer */
+ {"ea", 29, REG_NORMAL}, /* exception return address */
+ {"sstatus", 30, REG_NORMAL}, /* saved processor status */
+ {"ra", 31, REG_NORMAL | REG_LDWM | REG_POP}, /* return address */
+
+ /* Alternative names for special registers. */
+ {"r0", 0, REG_NORMAL},
+ {"r1", 1, REG_NORMAL},
+ {"r24", 24, REG_NORMAL},
+ {"r25", 25, REG_NORMAL},
+ {"r26", 26, REG_NORMAL},
+ {"r27", 27, REG_NORMAL},
+ {"r28", 28, REG_NORMAL | REG_LDWM | REG_POP},
+ {"r29", 29, REG_NORMAL},
+ {"r30", 30, REG_NORMAL},
+ {"ba", 30, REG_NORMAL}, /* breakpoint return address */
+ {"r31", 31, REG_NORMAL | REG_LDWM | REG_POP},
+
+ /* Control register names. */
+ {"status", 0, REG_CONTROL},
+ {"estatus", 1, REG_CONTROL},
+ {"bstatus", 2, REG_CONTROL},
+ {"ienable", 3, REG_CONTROL},
+ {"ipending", 4, REG_CONTROL},
+ {"cpuid", 5, REG_CONTROL},
+ {"ctl6", 6, REG_CONTROL},
+ {"exception", 7, REG_CONTROL},
+ {"pteaddr", 8, REG_CONTROL},
+ {"tlbacc", 9, REG_CONTROL},
+ {"tlbmisc", 10, REG_CONTROL},
+ {"eccinj", 11, REG_CONTROL},
+ {"badaddr", 12, REG_CONTROL},
+ {"config", 13, REG_CONTROL},
+ {"mpubase", 14, REG_CONTROL},
+ {"mpuacc", 15, REG_CONTROL},
+ {"ctl16", 16, REG_CONTROL},
+ {"ctl17", 17, REG_CONTROL},
+ {"ctl18", 18, REG_CONTROL},
+ {"ctl19", 19, REG_CONTROL},
+ {"ctl20", 20, REG_CONTROL},
+ {"ctl21", 21, REG_CONTROL},
+ {"ctl22", 22, REG_CONTROL},
+ {"ctl23", 23, REG_CONTROL},
+ {"ctl24", 24, REG_CONTROL},
+ {"ctl25", 25, REG_CONTROL},
+ {"ctl26", 26, REG_CONTROL},
+ {"ctl27", 27, REG_CONTROL},
+ {"ctl28", 28, REG_CONTROL},
+ {"ctl29", 29, REG_CONTROL},
+ {"ctl30", 30, REG_CONTROL},
+ {"ctl31", 31, REG_CONTROL},
+
+ /* Alternative names for special control registers. */
+ {"ctl0", 0, REG_CONTROL},
+ {"ctl1", 1, REG_CONTROL},
+ {"ctl2", 2, REG_CONTROL},
+ {"ctl3", 3, REG_CONTROL},
+ {"ctl4", 4, REG_CONTROL},
+ {"ctl5", 5, REG_CONTROL},
+ {"ctl7", 7, REG_CONTROL},
+ {"ctl8", 8, REG_CONTROL},
+ {"ctl9", 9, REG_CONTROL},
+ {"ctl10", 10, REG_CONTROL},
+ {"ctl11", 11, REG_CONTROL},
+ {"ctl12", 12, REG_CONTROL},
+ {"ctl13", 13, REG_CONTROL},
+ {"ctl14", 14, REG_CONTROL},
+ {"ctl15", 15, REG_CONTROL},
+
+ /* Coprocessor register names. */
+ {"c0", 0, REG_COPROCESSOR},
+ {"c1", 1, REG_COPROCESSOR},
+ {"c2", 2, REG_COPROCESSOR},
+ {"c3", 3, REG_COPROCESSOR},
+ {"c4", 4, REG_COPROCESSOR},
+ {"c5", 5, REG_COPROCESSOR},
+ {"c6", 6, REG_COPROCESSOR},
+ {"c7", 7, REG_COPROCESSOR},
+ {"c8", 8, REG_COPROCESSOR},
+ {"c9", 9, REG_COPROCESSOR},
+ {"c10", 10, REG_COPROCESSOR},
+ {"c11", 11, REG_COPROCESSOR},
+ {"c12", 12, REG_COPROCESSOR},
+ {"c13", 13, REG_COPROCESSOR},
+ {"c14", 14, REG_COPROCESSOR},
+ {"c15", 15, REG_COPROCESSOR},
+ {"c16", 16, REG_COPROCESSOR},
+ {"c17", 17, REG_COPROCESSOR},
+ {"c18", 18, REG_COPROCESSOR},
+ {"c19", 19, REG_COPROCESSOR},
+ {"c20", 20, REG_COPROCESSOR},
+ {"c21", 21, REG_COPROCESSOR},
+ {"c22", 22, REG_COPROCESSOR},
+ {"c23", 23, REG_COPROCESSOR},
+ {"c24", 24, REG_COPROCESSOR},
+ {"c25", 25, REG_COPROCESSOR},
+ {"c26", 26, REG_COPROCESSOR},
+ {"c27", 27, REG_COPROCESSOR},
+ {"c28", 28, REG_COPROCESSOR},
+ {"c29", 29, REG_COPROCESSOR},
+ {"c30", 30, REG_COPROCESSOR},
+ {"c31", 31, REG_COPROCESSOR},
+};
+
+#define NIOS2_NUM_REGS \
+ ((sizeof nios2_builtin_regs) / (sizeof (nios2_builtin_regs[0])))
+const int nios2_num_builtin_regs = NIOS2_NUM_REGS;
+
+/* This is not const in order to allow for dynamic extensions to the
+ built-in instruction set. */
+struct nios2_reg *nios2_regs = (struct nios2_reg *) nios2_builtin_regs;
+int nios2_num_regs = NIOS2_NUM_REGS;
+#undef NIOS2_NUM_REGS
+
+/* This is the opcode table used by the Nios II GNU as, disassembler
+ and GDB. */
+const struct nios2_opcode nios2_r1_opcodes[] =
+{
+ /* { name, args, args_test, num_args, size, format,
+ match, mask, pinfo, overflow } */
+ {"add", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_ADD, MASK_R1_ADD, 0, no_overflow},
+ {"addi", "t,s,i", "t,s,i,E", 3, 4, iw_i_type,
+ MATCH_R1_ADDI, MASK_R1_ADDI, 0, signed_immed16_overflow},
+ {"and", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_AND, MASK_R1_AND, 0, no_overflow},
+ {"andhi", "t,s,u", "t,s,u,E", 3, 4, iw_i_type,
+ MATCH_R1_ANDHI, MASK_R1_ANDHI, 0, unsigned_immed16_overflow},
+ {"andi", "t,s,u", "t,s,u,E", 3, 4, iw_i_type,
+ MATCH_R1_ANDI, MASK_R1_ANDI, 0, unsigned_immed16_overflow},
+ {"beq", "s,t,o", "s,t,o,E", 3, 4, iw_i_type,
+ MATCH_R1_BEQ, MASK_R1_BEQ, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bge", "s,t,o", "s,t,o,E", 3, 4, iw_i_type,
+ MATCH_R1_BGE, MASK_R1_BGE, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bgeu", "s,t,o", "s,t,o,E", 3, 4, iw_i_type,
+ MATCH_R1_BGEU, MASK_R1_BGEU, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bgt", "s,t,o", "s,t,o,E", 3, 4, iw_i_type,
+ MATCH_R1_BGT, MASK_R1_BGT,
+ NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bgtu", "s,t,o", "s,t,o,E", 3, 4, iw_i_type,
+ MATCH_R1_BGTU, MASK_R1_BGTU,
+ NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"ble", "s,t,o", "s,t,o,E", 3, 4, iw_i_type,
+ MATCH_R1_BLE, MASK_R1_BLE,
+ NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bleu", "s,t,o", "s,t,o,E", 3, 4, iw_i_type,
+ MATCH_R1_BLEU, MASK_R1_BLEU,
+ NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"blt", "s,t,o", "s,t,o,E", 3, 4, iw_i_type,
+ MATCH_R1_BLT, MASK_R1_BLT, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bltu", "s,t,o", "s,t,o,E", 3, 4, iw_i_type,
+ MATCH_R1_BLTU, MASK_R1_BLTU, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bne", "s,t,o", "s,t,o,E", 3, 4, iw_i_type,
+ MATCH_R1_BNE, MASK_R1_BNE, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"br", "o", "o,E", 1, 4, iw_i_type,
+ MATCH_R1_BR, MASK_R1_BR, NIOS2_INSN_UBRANCH, branch_target_overflow},
+ {"break", "j", "j,E", 1, 4, iw_r_type,
+ MATCH_R1_BREAK, MASK_R1_BREAK, NIOS2_INSN_OPTARG, no_overflow},
+ {"bret", "", "E", 0, 4, iw_r_type,
+ MATCH_R1_BRET, MASK_R1_BRET, 0, no_overflow},
+ {"call", "m", "m,E", 1, 4, iw_j_type,
+ MATCH_R1_CALL, MASK_R1_CALL, NIOS2_INSN_CALL, call_target_overflow},
+ {"callr", "s", "s,E", 1, 4, iw_r_type,
+ MATCH_R1_CALLR, MASK_R1_CALLR, 0, no_overflow},
+ {"cmpeq", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_CMPEQ, MASK_R1_CMPEQ, 0, no_overflow},
+ {"cmpeqi", "t,s,i", "t,s,i,E", 3, 4, iw_i_type,
+ MATCH_R1_CMPEQI, MASK_R1_CMPEQI, 0, signed_immed16_overflow},
+ {"cmpge", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_CMPGE, MASK_R1_CMPGE, 0, no_overflow},
+ {"cmpgei", "t,s,i", "t,s,i,E", 3, 4, iw_i_type,
+ MATCH_R1_CMPGEI, MASK_R1_CMPGEI, 0, signed_immed16_overflow},
+ {"cmpgeu", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_CMPGEU, MASK_R1_CMPGEU, 0, no_overflow},
+ {"cmpgeui", "t,s,u", "t,s,u,E", 3, 4, iw_i_type,
+ MATCH_R1_CMPGEUI, MASK_R1_CMPGEUI, 0, unsigned_immed16_overflow},
+ {"cmpgt", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_CMPGT, MASK_R1_CMPGT, NIOS2_INSN_MACRO, no_overflow},
+ {"cmpgti", "t,s,i", "t,s,i,E", 3, 4, iw_i_type,
+ MATCH_R1_CMPGTI, MASK_R1_CMPGTI, NIOS2_INSN_MACRO, signed_immed16_overflow},
+ {"cmpgtu", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_CMPGTU, MASK_R1_CMPGTU, NIOS2_INSN_MACRO, no_overflow},
+ {"cmpgtui", "t,s,u", "t,s,u,E", 3, 4, iw_i_type,
+ MATCH_R1_CMPGTUI, MASK_R1_CMPGTUI,
+ NIOS2_INSN_MACRO, unsigned_immed16_overflow},
+ {"cmple", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_CMPLE, MASK_R1_CMPLE, NIOS2_INSN_MACRO, no_overflow},
+ {"cmplei", "t,s,i", "t,s,i,E", 3, 4, iw_i_type,
+ MATCH_R1_CMPLEI, MASK_R1_CMPLEI, NIOS2_INSN_MACRO, signed_immed16_overflow},
+ {"cmpleu", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_CMPLEU, MASK_R1_CMPLEU, NIOS2_INSN_MACRO, no_overflow},
+ {"cmpleui", "t,s,u", "t,s,u,E", 3, 4, iw_i_type,
+ MATCH_R1_CMPLEUI, MASK_R1_CMPLEUI,
+ NIOS2_INSN_MACRO, unsigned_immed16_overflow},
+ {"cmplt", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_CMPLT, MASK_R1_CMPLT, 0, no_overflow},
+ {"cmplti", "t,s,i", "t,s,i,E", 3, 4, iw_i_type,
+ MATCH_R1_CMPLTI, MASK_R1_CMPLTI, 0, signed_immed16_overflow},
+ {"cmpltu", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_CMPLTU, MASK_R1_CMPLTU, 0, no_overflow},
+ {"cmpltui", "t,s,u", "t,s,u,E", 3, 4, iw_i_type,
+ MATCH_R1_CMPLTUI, MASK_R1_CMPLTUI, 0, unsigned_immed16_overflow},
+ {"cmpne", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_CMPNE, MASK_R1_CMPNE, 0, no_overflow},
+ {"cmpnei", "t,s,i", "t,s,i,E", 3, 4, iw_i_type,
+ MATCH_R1_CMPNEI, MASK_R1_CMPNEI, 0, signed_immed16_overflow},
+ {"custom", "l,d,s,t", "l,d,s,t,E", 4, 4, iw_custom_type,
+ MATCH_R1_CUSTOM, MASK_R1_CUSTOM, 0, custom_opcode_overflow},
+ {"div", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_DIV, MASK_R1_DIV, 0, no_overflow},
+ {"divu", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_DIVU, MASK_R1_DIVU, 0, no_overflow},
+ {"eret", "", "E", 0, 4, iw_r_type,
+ MATCH_R1_ERET, MASK_R1_ERET, 0, no_overflow},
+ {"flushd", "i(s)", "i(s),E", 2, 4, iw_i_type,
+ MATCH_R1_FLUSHD, MASK_R1_FLUSHD, 0, address_offset_overflow},
+ {"flushda", "i(s)", "i(s),E", 2, 4, iw_i_type,
+ MATCH_R1_FLUSHDA, MASK_R1_FLUSHDA, 0, address_offset_overflow},
+ {"flushi", "s", "s,E", 1, 4, iw_r_type,
+ MATCH_R1_FLUSHI, MASK_R1_FLUSHI, 0, no_overflow},
+ {"flushp", "", "E", 0, 4, iw_r_type,
+ MATCH_R1_FLUSHP, MASK_R1_FLUSHP, 0, no_overflow},
+ {"initd", "i(s)", "i(s),E", 2, 4, iw_i_type,
+ MATCH_R1_INITD, MASK_R1_INITD, 0, address_offset_overflow},
+ {"initda", "i(s)", "i(s),E", 2, 4, iw_i_type,
+ MATCH_R1_INITDA, MASK_R1_INITDA, 0, address_offset_overflow},
+ {"initi", "s", "s,E", 1, 4, iw_r_type,
+ MATCH_R1_INITI, MASK_R1_INITI, 0, no_overflow},
+ {"jmp", "s", "s,E", 1, 4, iw_r_type,
+ MATCH_R1_JMP, MASK_R1_JMP, 0, no_overflow},
+ {"jmpi", "m", "m,E", 1, 4, iw_j_type,
+ MATCH_R1_JMPI, MASK_R1_JMPI, 0, call_target_overflow},
+ {"ldb", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_LDB, MASK_R1_LDB, 0, address_offset_overflow},
+ {"ldbio", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_LDBIO, MASK_R1_LDBIO, 0, address_offset_overflow},
+ {"ldbu", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_LDBU, MASK_R1_LDBU, 0, address_offset_overflow},
+ {"ldbuio", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_LDBUIO, MASK_R1_LDBUIO, 0, address_offset_overflow},
+ {"ldh", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_LDH, MASK_R1_LDH, 0, address_offset_overflow},
+ {"ldhio", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_LDHIO, MASK_R1_LDHIO, 0, address_offset_overflow},
+ {"ldhu", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_LDHU, MASK_R1_LDHU, 0, address_offset_overflow},
+ {"ldhuio", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_LDHUIO, MASK_R1_LDHUIO, 0, address_offset_overflow},
+ {"ldw", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_LDW, MASK_R1_LDW, 0, address_offset_overflow},
+ {"ldwio", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_LDWIO, MASK_R1_LDWIO, 0, address_offset_overflow},
+ {"mov", "d,s", "d,s,E", 2, 4, iw_r_type,
+ MATCH_R1_MOV, MASK_R1_MOV, NIOS2_INSN_MACRO_MOV, no_overflow},
+ {"movhi", "t,u", "t,u,E", 2, 4, iw_i_type,
+ MATCH_R1_MOVHI, MASK_R1_MOVHI,
+ NIOS2_INSN_MACRO_MOVI, unsigned_immed16_overflow},
+ {"movi", "t,i", "t,i,E", 2, 4, iw_i_type,
+ MATCH_R1_MOVI, MASK_R1_MOVI, NIOS2_INSN_MACRO_MOVI, signed_immed16_overflow},
+ {"movia", "t,o", "t,o,E", 2, 4, iw_i_type,
+ MATCH_R1_ORHI, MASK_R1_ORHI, NIOS2_INSN_MACRO_MOVIA, no_overflow},
+ {"movui", "t,u", "t,u,E", 2, 4, iw_i_type,
+ MATCH_R1_MOVUI, MASK_R1_MOVUI,
+ NIOS2_INSN_MACRO_MOVI, unsigned_immed16_overflow},
+ {"mul", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_MUL, MASK_R1_MUL, 0, no_overflow},
+ {"muli", "t,s,i", "t,s,i,E", 3, 4, iw_i_type,
+ MATCH_R1_MULI, MASK_R1_MULI, 0, signed_immed16_overflow},
+ {"mulxss", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_MULXSS, MASK_R1_MULXSS, 0, no_overflow},
+ {"mulxsu", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_MULXSU, MASK_R1_MULXSU, 0, no_overflow},
+ {"mulxuu", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_MULXUU, MASK_R1_MULXUU, 0, no_overflow},
+ {"nextpc", "d", "d,E", 1, 4, iw_r_type,
+ MATCH_R1_NEXTPC, MASK_R1_NEXTPC, 0, no_overflow},
+ {"nop", "", "E", 0, 4, iw_r_type,
+ MATCH_R1_NOP, MASK_R1_NOP, NIOS2_INSN_MACRO_MOV, no_overflow},
+ {"nor", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_NOR, MASK_R1_NOR, 0, no_overflow},
+ {"or", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_OR, MASK_R1_OR, 0, no_overflow},
+ {"orhi", "t,s,u", "t,s,u,E", 3, 4, iw_i_type,
+ MATCH_R1_ORHI, MASK_R1_ORHI, 0, unsigned_immed16_overflow},
+ {"ori", "t,s,u", "t,s,u,E", 3, 4, iw_i_type,
+ MATCH_R1_ORI, MASK_R1_ORI, 0, unsigned_immed16_overflow},
+ {"rdctl", "d,c", "d,c,E", 2, 4, iw_r_type,
+ MATCH_R1_RDCTL, MASK_R1_RDCTL, 0, no_overflow},
+ {"rdprs", "t,s,i", "t,s,i,E", 3, 4, iw_i_type,
+ MATCH_R1_RDPRS, MASK_R1_RDPRS, 0, signed_immed16_overflow},
+ {"ret", "", "E", 0, 4, iw_r_type,
+ MATCH_R1_RET, MASK_R1_RET, 0, no_overflow},
+ {"rol", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_ROL, MASK_R1_ROL, 0, no_overflow},
+ {"roli", "d,s,j", "d,s,j,E", 3, 4, iw_r_type,
+ MATCH_R1_ROLI, MASK_R1_ROLI, 0, unsigned_immed5_overflow},
+ {"ror", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_ROR, MASK_R1_ROR, 0, no_overflow},
+ {"sll", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_SLL, MASK_R1_SLL, 0, no_overflow},
+ {"slli", "d,s,j", "d,s,j,E", 3, 4, iw_r_type,
+ MATCH_R1_SLLI, MASK_R1_SLLI, 0, unsigned_immed5_overflow},
+ {"sra", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_SRA, MASK_R1_SRA, 0, no_overflow},
+ {"srai", "d,s,j", "d,s,j,E", 3, 4, iw_r_type,
+ MATCH_R1_SRAI, MASK_R1_SRAI, 0, unsigned_immed5_overflow},
+ {"srl", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_SRL, MASK_R1_SRL, 0, no_overflow},
+ {"srli", "d,s,j", "d,s,j,E", 3, 4, iw_r_type,
+ MATCH_R1_SRLI, MASK_R1_SRLI, 0, unsigned_immed5_overflow},
+ {"stb", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_STB, MASK_R1_STB, 0, address_offset_overflow},
+ {"stbio", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_STBIO, MASK_R1_STBIO, 0, address_offset_overflow},
+ {"sth", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_STH, MASK_R1_STH, 0, address_offset_overflow},
+ {"sthio", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_STHIO, MASK_R1_STHIO, 0, address_offset_overflow},
+ {"stw", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_STW, MASK_R1_STW, 0, address_offset_overflow},
+ {"stwio", "t,i(s)", "t,i(s),E", 3, 4, iw_i_type,
+ MATCH_R1_STWIO, MASK_R1_STWIO, 0, address_offset_overflow},
+ {"sub", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_SUB, MASK_R1_SUB, 0, no_overflow},
+ {"subi", "t,s,i", "t,s,i,E", 3, 4, iw_i_type,
+ MATCH_R1_SUBI, MASK_R1_SUBI, NIOS2_INSN_MACRO, signed_immed16_overflow},
+ {"sync", "", "E", 0, 4, iw_r_type,
+ MATCH_R1_SYNC, MASK_R1_SYNC, 0, no_overflow},
+ {"trap", "j", "j,E", 1, 4, iw_r_type,
+ MATCH_R1_TRAP, MASK_R1_TRAP, NIOS2_INSN_OPTARG, no_overflow},
+ {"wrctl", "c,s", "c,s,E", 2, 4, iw_r_type,
+ MATCH_R1_WRCTL, MASK_R1_WRCTL, 0, no_overflow},
+ {"wrprs", "d,s", "d,s,E", 2, 4, iw_r_type,
+ MATCH_R1_WRPRS, MASK_R1_WRPRS, 0, no_overflow},
+ {"xor", "d,s,t", "d,s,t,E", 3, 4, iw_r_type,
+ MATCH_R1_XOR, MASK_R1_XOR, 0, no_overflow},
+ {"xorhi", "t,s,u", "t,s,u,E", 3, 4, iw_i_type,
+ MATCH_R1_XORHI, MASK_R1_XORHI, 0, unsigned_immed16_overflow},
+ {"xori", "t,s,u", "t,s,u,E", 3, 4, iw_i_type,
+ MATCH_R1_XORI, MASK_R1_XORI, 0, unsigned_immed16_overflow}
+};
+
+#define NIOS2_NUM_R1_OPCODES \
+ ((sizeof nios2_r1_opcodes) / (sizeof (nios2_r1_opcodes[0])))
+const int nios2_num_r1_opcodes = NIOS2_NUM_R1_OPCODES;
+
+
+const struct nios2_opcode nios2_r2_opcodes[] =
+{
+ /* { name, args, args_test, num_args, size, format,
+ match, mask, pinfo, overflow } */
+ {"add", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_ADD, MASK_R2_ADD, 0, no_overflow},
+ {"addi", "t,s,i", "t,s,i,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_ADDI, MASK_R2_ADDI, 0, signed_immed16_overflow},
+ {"add.n", "D,S,T", "D,S,T,E", 3, 2, iw_T3X1_type,
+ MATCH_R2_ADD_N, MASK_R2_ADD_N, 0, no_overflow},
+ {"addi.n", "D,S,e", "D,S,e,E", 3, 2, iw_T2X1I3_type,
+ MATCH_R2_ADDI_N, MASK_R2_ADDI_N, 0, enumeration_overflow},
+ {"and", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_AND, MASK_R2_AND, 0, no_overflow},
+ {"andchi", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_ANDCHI, MASK_R2_ANDCHI, 0, unsigned_immed16_overflow},
+ {"andci", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_ANDCI, MASK_R2_ANDCI, 0, unsigned_immed16_overflow},
+ {"andhi", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_ANDHI, MASK_R2_ANDHI, 0, unsigned_immed16_overflow},
+ {"andi", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_ANDI, MASK_R2_ANDI, 0, unsigned_immed16_overflow},
+ {"andi.n", "T,S,g", "T,S,g,E", 3, 2, iw_T2I4_type,
+ MATCH_R2_ANDI_N, MASK_R2_ANDI_N, 0, enumeration_overflow},
+ {"and.n", "D,S,T", "D,S,T,E", 3, 2, iw_T2X3_type,
+ MATCH_R2_AND_N, MASK_R2_AND_N, 0, no_overflow},
+ {"beq", "s,t,o", "s,t,o,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_BEQ, MASK_R2_BEQ, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"beqz.n", "S,P", "S,P,E", 2, 2, iw_T1I7_type,
+ MATCH_R2_BEQZ_N, MASK_R2_BEQZ_N, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bge", "s,t,o", "s,t,o,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_BGE, MASK_R2_BGE, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bgeu", "s,t,o", "s,t,o,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_BGEU, MASK_R2_BGEU, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bgt", "s,t,o", "s,t,o,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_BGT, MASK_R2_BGT,
+ NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bgtu", "s,t,o", "s,t,o,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_BGTU, MASK_R2_BGTU,
+ NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"ble", "s,t,o", "s,t,o,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_BLE, MASK_R2_BLE,
+ NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bleu", "s,t,o", "s,t,o,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_BLEU, MASK_R2_BLEU,
+ NIOS2_INSN_MACRO|NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"blt", "s,t,o", "s,t,o,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_BLT, MASK_R2_BLT, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bltu", "s,t,o", "s,t,o,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_BLTU, MASK_R2_BLTU, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bne", "s,t,o", "s,t,o,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_BNE, MASK_R2_BNE, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"bnez.n", "S,P", "S,P,E", 2, 2, iw_T1I7_type,
+ MATCH_R2_BNEZ_N, MASK_R2_BNEZ_N, NIOS2_INSN_CBRANCH, branch_target_overflow},
+ {"br", "o", "o,E", 1, 4, iw_F2I16_type,
+ MATCH_R2_BR, MASK_R2_BR, NIOS2_INSN_UBRANCH, branch_target_overflow},
+ {"break", "j", "j,E", 1, 4, iw_F3X6L5_type,
+ MATCH_R2_BREAK, MASK_R2_BREAK, NIOS2_INSN_OPTARG, no_overflow},
+ {"break.n", "j", "j,E", 1, 2, iw_X2L5_type,
+ MATCH_R2_BREAK_N, MASK_R2_BREAK_N, NIOS2_INSN_OPTARG, no_overflow},
+ {"bret", "", "E", 0, 4, iw_F3X6_type,
+ MATCH_R2_BRET, MASK_R2_BRET, 0, no_overflow},
+ {"br.n", "O", "O,E", 1, 2, iw_I10_type,
+ MATCH_R2_BR_N, MASK_R2_BR_N, NIOS2_INSN_UBRANCH, branch_target_overflow},
+ {"call", "m", "m,E", 1, 4, iw_L26_type,
+ MATCH_R2_CALL, MASK_R2_CALL, NIOS2_INSN_CALL, call_target_overflow},
+ {"callr", "s", "s,E", 1, 4, iw_F3X6_type,
+ MATCH_R2_CALLR, MASK_R2_CALLR, 0, no_overflow},
+ {"callr.n", "s", "s,E", 1, 2, iw_F1X1_type,
+ MATCH_R2_CALLR_N, MASK_R2_CALLR_N, 0, no_overflow},
+ {"cmpeq", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_CMPEQ, MASK_R2_CMPEQ, 0, no_overflow},
+ {"cmpeqi", "t,s,i", "t,s,i,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_CMPEQI, MASK_R2_CMPEQI, 0, signed_immed16_overflow},
+ {"cmpge", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_CMPGE, MASK_R2_CMPGE, 0, no_overflow},
+ {"cmpgei", "t,s,i", "t,s,i,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_CMPGEI, MASK_R2_CMPGEI, 0, signed_immed16_overflow},
+ {"cmpgeu", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_CMPGEU, MASK_R2_CMPGEU, 0, no_overflow},
+ {"cmpgeui", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_CMPGEUI, MASK_R2_CMPGEUI, 0, unsigned_immed16_overflow},
+ {"cmpgt", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_CMPGT, MASK_R2_CMPGT, NIOS2_INSN_MACRO, no_overflow},
+ {"cmpgti", "t,s,i", "t,s,i,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_CMPGTI, MASK_R2_CMPGTI, NIOS2_INSN_MACRO, signed_immed16_overflow},
+ {"cmpgtu", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_CMPGTU, MASK_R2_CMPGTU, NIOS2_INSN_MACRO, no_overflow},
+ {"cmpgtui", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_CMPGTUI, MASK_R2_CMPGTUI,
+ NIOS2_INSN_MACRO, unsigned_immed16_overflow},
+ {"cmple", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_CMPLE, MASK_R2_CMPLE, NIOS2_INSN_MACRO, no_overflow},
+ {"cmplei", "t,s,i", "t,s,i,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_CMPLEI, MASK_R2_CMPLEI, NIOS2_INSN_MACRO, signed_immed16_overflow},
+ {"cmpleu", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_CMPLEU, MASK_R2_CMPLEU, NIOS2_INSN_MACRO, no_overflow},
+ {"cmpleui", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_CMPLEUI, MASK_R2_CMPLEUI,
+ NIOS2_INSN_MACRO, unsigned_immed16_overflow},
+ {"cmplt", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_CMPLT, MASK_R2_CMPLT, 0, no_overflow},
+ {"cmplti", "t,s,i", "t,s,i,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_CMPLTI, MASK_R2_CMPLTI, 0, signed_immed16_overflow},
+ {"cmpltu", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_CMPLTU, MASK_R2_CMPLTU, 0, no_overflow},
+ {"cmpltui", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_CMPLTUI, MASK_R2_CMPLTUI, 0, unsigned_immed16_overflow},
+ {"cmpne", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_CMPNE, MASK_R2_CMPNE, 0, no_overflow},
+ {"cmpnei", "t,s,i", "t,s,i,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_CMPNEI, MASK_R2_CMPNEI, 0, signed_immed16_overflow},
+ {"custom", "l,d,s,t", "l,d,s,t,E", 4, 4, iw_F3X8_type,
+ MATCH_R2_CUSTOM, MASK_R2_CUSTOM, 0, custom_opcode_overflow},
+ {"div", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_DIV, MASK_R2_DIV, 0, no_overflow},
+ {"divu", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_DIVU, MASK_R2_DIVU, 0, no_overflow},
+ {"eni", "j", "j,E", 1, 4, iw_F3X6L5_type,
+ MATCH_R2_ENI, MASK_R2_ENI, NIOS2_INSN_OPTARG, no_overflow},
+ {"eret", "", "E", 0, 4, iw_F3X6_type,
+ MATCH_R2_ERET, MASK_R2_ERET, 0, no_overflow},
+ {"extract", "t,s,j,k", "t,s,j,k,E", 4, 4, iw_F2X6L10_type,
+ MATCH_R2_EXTRACT, MASK_R2_EXTRACT, 0, no_overflow},
+ {"flushd", "I(s)", "I(s),E", 2, 4, iw_F1X4I12_type,
+ MATCH_R2_FLUSHD, MASK_R2_FLUSHD, 0, address_offset_overflow},
+ {"flushda", "I(s)", "I(s),E", 2, 4, iw_F1X4I12_type,
+ MATCH_R2_FLUSHDA, MASK_R2_FLUSHDA, 0, address_offset_overflow},
+ {"flushi", "s", "s,E", 1, 4, iw_F3X6_type,
+ MATCH_R2_FLUSHI, MASK_R2_FLUSHI, 0, no_overflow},
+ {"flushp", "", "E", 0, 4, iw_F3X6_type,
+ MATCH_R2_FLUSHP, MASK_R2_FLUSHP, 0, no_overflow},
+ {"initd", "I(s)", "I(s),E", 2, 4, iw_F1X4I12_type,
+ MATCH_R2_INITD, MASK_R2_INITD, 0, address_offset_overflow},
+ {"initda", "I(s)", "I(s),E", 2, 4, iw_F1X4I12_type,
+ MATCH_R2_INITDA, MASK_R2_INITDA, 0, address_offset_overflow},
+ {"initi", "s", "s,E", 1, 4, iw_F3X6_type,
+ MATCH_R2_INITI, MASK_R2_INITI, 0, no_overflow},
+ {"insert", "t,s,j,k", "t,s,j,k,E", 4, 4, iw_F2X6L10_type,
+ MATCH_R2_INSERT, MASK_R2_INSERT, 0, no_overflow},
+ {"jmp", "s", "s,E", 1, 4, iw_F3X6_type,
+ MATCH_R2_JMP, MASK_R2_JMP, 0, no_overflow},
+ {"jmpi", "m", "m,E", 1, 4, iw_L26_type,
+ MATCH_R2_JMPI, MASK_R2_JMPI, 0, call_target_overflow},
+ {"jmpr.n", "s", "s,E", 1, 2, iw_F1X1_type,
+ MATCH_R2_JMPR_N, MASK_R2_JMPR_N, 0, no_overflow},
+ {"ldb", "t,i(s)", "t,i(s),E", 3, 4, iw_F2I16_type,
+ MATCH_R2_LDB, MASK_R2_LDB, 0, address_offset_overflow},
+ {"ldbio", "t,I(s)", "t,I(s),E", 3, 4, iw_F2X4I12_type,
+ MATCH_R2_LDBIO, MASK_R2_LDBIO, 0, signed_immed12_overflow},
+ {"ldbu", "t,i(s)", "t,i(s),E", 3, 4, iw_F2I16_type,
+ MATCH_R2_LDBU, MASK_R2_LDBU, 0, address_offset_overflow},
+ {"ldbuio", "t,I(s)", "t,I(s),E", 3, 4, iw_F2X4I12_type,
+ MATCH_R2_LDBUIO, MASK_R2_LDBUIO, 0, signed_immed12_overflow},
+ {"ldbu.n", "T,Y(S)", "T,Y(S),E", 3, 2, iw_T2I4_type,
+ MATCH_R2_LDBU_N, MASK_R2_LDBU_N, 0, address_offset_overflow},
+ {"ldex", "d,(s)", "d,(s),E", 2, 4, iw_F3X6_type,
+ MATCH_R2_LDEX, MASK_R2_LDEX, 0, no_overflow},
+ {"ldh", "t,i(s)", "t,i(s),E", 3, 4, iw_F2I16_type,
+ MATCH_R2_LDH, MASK_R2_LDH, 0, address_offset_overflow},
+ {"ldhio", "t,I(s)", "t,I(s),E", 3, 4, iw_F2X4I12_type,
+ MATCH_R2_LDHIO, MASK_R2_LDHIO, 0, signed_immed12_overflow},
+ {"ldhu", "t,i(s)", "t,i(s),E", 3, 4, iw_F2I16_type,
+ MATCH_R2_LDHU, MASK_R2_LDHU, 0, address_offset_overflow},
+ {"ldhuio", "t,I(s)", "t,I(s),E", 3, 4, iw_F2X4I12_type,
+ MATCH_R2_LDHUIO, MASK_R2_LDHUIO, 0, signed_immed12_overflow},
+ {"ldhu.n", "T,X(S)", "T,X(S),E", 3, 2, iw_T2I4_type,
+ MATCH_R2_LDHU_N, MASK_R2_LDHU_N, 0, address_offset_overflow},
+ {"ldsex", "d,(s)", "d,(s),E", 2, 4, iw_F3X6_type,
+ MATCH_R2_LDSEX, MASK_R2_LDSEX, 0, no_overflow},
+ {"ldw", "t,i(s)", "t,i(s),E", 3, 4, iw_F2I16_type,
+ MATCH_R2_LDW, MASK_R2_LDW, 0, address_offset_overflow},
+ {"ldwio", "t,I(s)", "t,I(s),E", 3, 4, iw_F2X4I12_type,
+ MATCH_R2_LDWIO, MASK_R2_LDWIO, 0, signed_immed12_overflow},
+ {"ldwm", "R,B", "R,B,E", 2, 4, iw_F1X4L17_type,
+ MATCH_R2_LDWM, MASK_R2_LDWM, 0, no_overflow},
+ {"ldw.n", "T,W(S)", "T,W(S),E", 3, 2, iw_T2I4_type,
+ MATCH_R2_LDW_N, MASK_R2_LDW_N, 0, address_offset_overflow},
+ {"ldwsp.n", "t,V(s)", "t,V(s),E", 3, 2, iw_F1I5_type,
+ MATCH_R2_LDWSP_N, MASK_R2_LDWSP_N, 0, address_offset_overflow},
+ {"merge", "t,s,j,k", "t,s,j,k,E", 4, 4, iw_F2X6L10_type,
+ MATCH_R2_MERGE, MASK_R2_MERGE, 0, no_overflow},
+ {"mov", "d,s", "d,s,E", 2, 4, iw_F3X6_type,
+ MATCH_R2_MOV, MASK_R2_MOV, NIOS2_INSN_MACRO_MOV, no_overflow},
+ {"mov.n", "d,s", "d,s,E", 2, 2, iw_F2_type,
+ MATCH_R2_MOV_N, MASK_R2_MOV_N, 0, no_overflow},
+ {"movi.n", "D,h", "D,h,E", 2, 2, iw_T1I7_type,
+ MATCH_R2_MOVI_N, MASK_R2_MOVI_N, 0, enumeration_overflow},
+ {"movhi", "t,u", "t,u,E", 2, 4, iw_F2I16_type,
+ MATCH_R2_MOVHI, MASK_R2_MOVHI,
+ NIOS2_INSN_MACRO_MOVI, unsigned_immed16_overflow},
+ {"movi", "t,i", "t,i,E", 2, 4, iw_F2I16_type,
+ MATCH_R2_MOVI, MASK_R2_MOVI, NIOS2_INSN_MACRO_MOVI, signed_immed16_overflow},
+ {"movia", "t,o", "t,o,E", 2, 4, iw_F2I16_type,
+ MATCH_R2_ORHI, MASK_R2_ORHI, NIOS2_INSN_MACRO_MOVIA, no_overflow},
+ {"movui", "t,u", "t,u,E", 2, 4, iw_F2I16_type,
+ MATCH_R2_MOVUI, MASK_R2_MOVUI,
+ NIOS2_INSN_MACRO_MOVI, unsigned_immed16_overflow},
+ {"mul", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_MUL, MASK_R2_MUL, 0, no_overflow},
+ {"muli", "t,s,i", "t,s,i,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_MULI, MASK_R2_MULI, 0, signed_immed16_overflow},
+ {"mulxss", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_MULXSS, MASK_R2_MULXSS, 0, no_overflow},
+ {"mulxsu", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_MULXSU, MASK_R2_MULXSU, 0, no_overflow},
+ {"mulxuu", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_MULXUU, MASK_R2_MULXUU, 0, no_overflow},
+ /* The encoding of the neg.n operands is backwards, not
+ the interpretation -- the first operand is still the
+ destination and the second the source. */
+ {"neg.n", "S,D", "S,D,E", 2, 2, iw_T2X3_type,
+ MATCH_R2_NEG_N, MASK_R2_NEG_N, 0, no_overflow},
+ {"nextpc", "d", "d,E", 1, 4, iw_F3X6_type,
+ MATCH_R2_NEXTPC, MASK_R2_NEXTPC, 0, no_overflow},
+ {"nop", "", "E", 0, 4, iw_F3X6_type,
+ MATCH_R2_NOP, MASK_R2_NOP, NIOS2_INSN_MACRO_MOV, no_overflow},
+ {"nop.n", "", "E", 0, 2, iw_F2_type,
+ MATCH_R2_NOP_N, MASK_R2_NOP_N, NIOS2_INSN_MACRO_MOV, no_overflow},
+ {"nor", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_NOR, MASK_R2_NOR, 0, no_overflow},
+ {"not.n", "D,S", "D,S,E", 2, 2, iw_T2X3_type,
+ MATCH_R2_NOT_N, MASK_R2_NOT_N, 0, no_overflow},
+ {"or", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_OR, MASK_R2_OR, 0, no_overflow},
+ {"orhi", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_ORHI, MASK_R2_ORHI, 0, unsigned_immed16_overflow},
+ {"ori", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_ORI, MASK_R2_ORI, 0, unsigned_immed16_overflow},
+ {"or.n", "D,S,T", "D,S,T,E", 3, 2, iw_T2X3_type,
+ MATCH_R2_OR_N, MASK_R2_OR_N, 0, no_overflow},
+ {"pop.n", "R,W", "R,W,E", 2, 2, iw_L5I4X1_type,
+ MATCH_R2_POP_N, MASK_R2_POP_N, NIOS2_INSN_OPTARG, no_overflow},
+ {"push.n", "R,W", "R,W,E", 2, 2, iw_L5I4X1_type,
+ MATCH_R2_PUSH_N, MASK_R2_PUSH_N, NIOS2_INSN_OPTARG, no_overflow},
+ {"rdctl", "d,c", "d,c,E", 2, 4, iw_F3X6L5_type,
+ MATCH_R2_RDCTL, MASK_R2_RDCTL, 0, no_overflow},
+ {"rdprs", "t,s,I", "t,s,I,E", 3, 4, iw_F2X4I12_type,
+ MATCH_R2_RDPRS, MASK_R2_RDPRS, 0, signed_immed12_overflow},
+ {"ret", "", "E", 0, 4, iw_F3X6_type,
+ MATCH_R2_RET, MASK_R2_RET, 0, no_overflow},
+ {"ret.n", "", "E", 0, 2, iw_X2L5_type,
+ MATCH_R2_RET_N, MASK_R2_RET_N, 0, no_overflow},
+ {"rol", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_ROL, MASK_R2_ROL, 0, no_overflow},
+ {"roli", "d,s,j", "d,s,j,E", 3, 4, iw_F3X6L5_type,
+ MATCH_R2_ROLI, MASK_R2_ROLI, 0, unsigned_immed5_overflow},
+ {"ror", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_ROR, MASK_R2_ROR, 0, no_overflow},
+ {"sll", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_SLL, MASK_R2_SLL, 0, no_overflow},
+ {"slli", "d,s,j", "d,s,j,E", 3, 4, iw_F3X6L5_type,
+ MATCH_R2_SLLI, MASK_R2_SLLI, 0, unsigned_immed5_overflow},
+ {"sll.n", "D,S,T", "D,S,T,E", 3, 2, iw_T2X3_type,
+ MATCH_R2_SLL_N, MASK_R2_SLL_N, 0, no_overflow},
+ {"slli.n", "D,S,f", "D,S,f,E", 3, 2, iw_T2X1L3_type,
+ MATCH_R2_SLLI_N, MASK_R2_SLLI_N, 0, enumeration_overflow},
+ {"spaddi.n", "D,U", "D,U,E", 2, 2, iw_T1I7_type,
+ MATCH_R2_SPADDI_N, MASK_R2_SPADDI_N, 0, address_offset_overflow},
+ {"spdeci.n", "U", "U,E", 1, 2, iw_X1I7_type,
+ MATCH_R2_SPDECI_N, MASK_R2_SPDECI_N, 0, address_offset_overflow},
+ {"spinci.n", "U", "U,E", 1, 2, iw_X1I7_type,
+ MATCH_R2_SPINCI_N, MASK_R2_SPINCI_N, 0, address_offset_overflow},
+ {"sra", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_SRA, MASK_R2_SRA, 0, no_overflow},
+ {"srai", "d,s,j", "d,s,j,E", 3, 4, iw_F3X6L5_type,
+ MATCH_R2_SRAI, MASK_R2_SRAI, 0, unsigned_immed5_overflow},
+ {"srl", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_SRL, MASK_R2_SRL, 0, no_overflow},
+ {"srli", "d,s,j", "d,s,j,E", 3, 4, iw_F3X6L5_type,
+ MATCH_R2_SRLI, MASK_R2_SRLI, 0, unsigned_immed5_overflow},
+ {"srl.n", "D,S,T", "D,S,T,E", 3, 2, iw_T2X3_type,
+ MATCH_R2_SRL_N, MASK_R2_SRL_N, 0, no_overflow},
+ {"srli.n", "D,S,f", "D,S,f,E", 3, 2, iw_T2X1L3_type,
+ MATCH_R2_SRLI_N, MASK_R2_SRLI_N, 0, enumeration_overflow},
+ {"stb", "t,i(s)", "t,i(s),E", 3, 4, iw_F2I16_type,
+ MATCH_R2_STB, MASK_R2_STB, 0, address_offset_overflow},
+ {"stbio", "t,I(s)", "t,I(s),E", 3, 4, iw_F2X4I12_type,
+ MATCH_R2_STBIO, MASK_R2_STBIO, 0, signed_immed12_overflow},
+ {"stb.n", "T,Y(S)", "T,Y(S),E", 3, 2, iw_T2I4_type,
+ MATCH_R2_STB_N, MASK_R2_STB_N, 0, address_offset_overflow},
+ {"stbz.n", "t,M(S)", "t,M(S),E", 3, 2, iw_T1X1I6_type,
+ MATCH_R2_STBZ_N, MASK_R2_STBZ_N, 0, address_offset_overflow},
+ {"stex", "d,t,(s)", "d,t,(s),E", 3, 4, iw_F3X6_type,
+ MATCH_R2_STEX, MASK_R2_STEX, 0, no_overflow},
+ {"sth", "t,i(s)", "t,i(s),E", 3, 4, iw_F2I16_type,
+ MATCH_R2_STH, MASK_R2_STH, 0, address_offset_overflow},
+ {"sthio", "t,I(s)", "t,I(s),E", 3, 4, iw_F2X4I12_type,
+ MATCH_R2_STHIO, MASK_R2_STHIO, 0, signed_immed12_overflow},
+ {"sth.n", "T,X(S)", "T,X(S),E", 3, 2, iw_T2I4_type,
+ MATCH_R2_STH_N, MASK_R2_STH_N, 0, address_offset_overflow},
+ {"stsex", "d,t,(s)", "d,t,(s),E", 3, 4, iw_F3X6_type,
+ MATCH_R2_STSEX, MASK_R2_STSEX, 0, no_overflow},
+ {"stw", "t,i(s)", "t,i(s),E", 3, 4, iw_F2I16_type,
+ MATCH_R2_STW, MASK_R2_STW, 0, address_offset_overflow},
+ {"stwio", "t,I(s)", "t,I(s),E", 3, 4, iw_F2X4I12_type,
+ MATCH_R2_STWIO, MASK_R2_STWIO, 0, signed_immed12_overflow},
+ {"stwm", "R,B", "R,B,E", 2, 4, iw_F1X4L17_type,
+ MATCH_R2_STWM, MASK_R2_STWM, 0, no_overflow},
+ {"stwsp.n", "t,V(s)", "t,V(s),E", 3, 2, iw_F1I5_type,
+ MATCH_R2_STWSP_N, MASK_R2_STWSP_N, 0, address_offset_overflow},
+ {"stw.n", "T,W(S)", "T,W(S),E", 3, 2, iw_T2I4_type,
+ MATCH_R2_STW_N, MASK_R2_STW_N, 0, address_offset_overflow},
+ {"stwz.n", "t,N(S)", "t,N(S),E", 3, 2, iw_T1X1I6_type,
+ MATCH_R2_STWZ_N, MASK_R2_STWZ_N, 0, address_offset_overflow},
+ {"sub", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_SUB, MASK_R2_SUB, 0, no_overflow},
+ {"subi", "t,s,i", "t,s,i,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_SUBI, MASK_R2_SUBI, NIOS2_INSN_MACRO, signed_immed16_overflow},
+ {"sub.n", "D,S,T", "D,S,T,E", 3, 2, iw_T3X1_type,
+ MATCH_R2_SUB_N, MASK_R2_SUB_N, 0, no_overflow},
+ {"subi.n", "D,S,e", "D,S,e,E", 3, 2, iw_T2X1I3_type,
+ MATCH_R2_SUBI_N, MASK_R2_SUBI_N, 0, enumeration_overflow},
+ {"sync", "", "E", 0, 4, iw_F3X6_type,
+ MATCH_R2_SYNC, MASK_R2_SYNC, 0, no_overflow},
+ {"trap", "j", "j,E", 1, 4, iw_F3X6L5_type,
+ MATCH_R2_TRAP, MASK_R2_TRAP, NIOS2_INSN_OPTARG, no_overflow},
+ {"trap.n", "j", "j,E", 1, 2, iw_X2L5_type,
+ MATCH_R2_TRAP_N, MASK_R2_TRAP_N, NIOS2_INSN_OPTARG, no_overflow},
+ {"wrctl", "c,s", "c,s,E", 2, 4, iw_F3X6L5_type,
+ MATCH_R2_WRCTL, MASK_R2_WRCTL, 0, no_overflow},
+ {"wrpie", "d,s", "d,s,E", 2, 4, iw_F3X6L5_type,
+ MATCH_R2_WRPIE, MASK_R2_WRPIE, 0, no_overflow},
+ {"wrprs", "d,s", "d,s,E", 2, 4, iw_F3X6_type,
+ MATCH_R2_WRPRS, MASK_R2_WRPRS, 0, no_overflow},
+ {"xor", "d,s,t", "d,s,t,E", 3, 4, iw_F3X6_type,
+ MATCH_R2_XOR, MASK_R2_XOR, 0, no_overflow},
+ {"xorhi", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_XORHI, MASK_R2_XORHI, 0, unsigned_immed16_overflow},
+ {"xori", "t,s,u", "t,s,u,E", 3, 4, iw_F2I16_type,
+ MATCH_R2_XORI, MASK_R2_XORI, 0, unsigned_immed16_overflow},
+ {"xor.n", "D,S,T", "D,S,T,E", 3, 2, iw_T2X3_type,
+ MATCH_R2_XOR_N, MASK_R2_XOR_N, 0, no_overflow},
+};
+
+#define NIOS2_NUM_R2_OPCODES \
+ ((sizeof nios2_r2_opcodes) / (sizeof (nios2_r2_opcodes[0])))
+const int nios2_num_r2_opcodes = NIOS2_NUM_R2_OPCODES;
+
+/* Default to using the R1 instruction tables. */
+struct nios2_opcode *nios2_opcodes = (struct nios2_opcode *) nios2_r1_opcodes;
+int nios2_num_opcodes = NIOS2_NUM_R1_OPCODES;
+#undef NIOS2_NUM_R1_OPCODES
+#undef NIOS2_NUM_R2_OPCODES
+
+/* Decodings for R2 asi.n (addi.n/subi.n) immediate values. */
+unsigned int nios2_r2_asi_n_mappings[] =
+ {1, 2, 4, 8, 16, 32, 64, 128};
+const int nios2_num_r2_asi_n_mappings = 8;
+
+/* Decodings for R2 shi.n (slli.n/srli.n) immediate values. */
+unsigned int nios2_r2_shi_n_mappings[] =
+ {1, 2, 3, 8, 12, 16, 24, 31};
+const int nios2_num_r2_shi_n_mappings = 8;
+
+/* Decodings for R2 andi.n immediate values. */
+unsigned int nios2_r2_andi_n_mappings[] =
+ {1, 2, 3, 4, 8, 0xf, 0x10, 0x1f,
+ 0x20, 0x3f, 0x7f, 0x80, 0xff, 0x7ff, 0xff00, 0xffff};
+const int nios2_num_r2_andi_n_mappings = 16;
+
+/* Decodings for R2 3-bit register fields. */
+int nios2_r2_reg3_mappings[] =
+ {16, 17, 2, 3, 4, 5, 6, 7};
+const int nios2_num_r2_reg3_mappings = 8;
+
+/* Decodings for R2 push.n/pop.n REG_RANGE value list. */
+unsigned long nios2_r2_reg_range_mappings[] = {
+ 0x00010000,
+ 0x00030000,
+ 0x00070000,
+ 0x000f0000,
+ 0x001f0000,
+ 0x003f0000,
+ 0x007f0000,
+ 0x00ff0000
+};
+const int nios2_num_r2_reg_range_mappings = 8;
+
+/*#include "sysdep.h"
+#include "dis-asm.h"
+#include "opcode/nios2.h"
+#include "libiberty.h"
+#include <string.h>
+#include <assert.h>
+*/
+/* No symbol table is available when this code runs out in an embedded
+ system as when it is used for disassembler support in a monitor. */
+#if !defined(EMBEDDED_ENV)
+#define SYMTAB_AVAILABLE 1
+/*
+#include "elf-bfd.h"
+#include "elf/nios2.h"
+*/
+#endif
+
+/* Default length of Nios II instruction in bytes. */
+#define INSNLEN 4
+
+/* Data structures used by the opcode hash table. */
+typedef struct _nios2_opcode_hash
+{
+ const struct nios2_opcode *opcode;
+ struct _nios2_opcode_hash *next;
+} nios2_opcode_hash;
+
+/* Hash table size. */
+#define OPCODE_HASH_SIZE (IW_R1_OP_UNSHIFTED_MASK + 1)
+
+/* Extract the opcode from an instruction word. */
+static unsigned int
+nios2_r1_extract_opcode (unsigned int x)
+{
+ return GET_IW_R1_OP (x);
+}
+
+static unsigned int
+nios2_r2_extract_opcode (unsigned int x)
+{
+ return GET_IW_R2_OP (x);
+}
+
+/* We maintain separate hash tables for R1 and R2 opcodes, and pseudo-ops
+ are stored in a different table than regular instructions. */
+
+typedef struct _nios2_disassembler_state
+{
+ const struct nios2_opcode *opcodes;
+ const int *num_opcodes;
+ unsigned int (*extract_opcode) (unsigned int);
+ nios2_opcode_hash *hash[OPCODE_HASH_SIZE];
+ nios2_opcode_hash *ps_hash[OPCODE_HASH_SIZE];
+ const struct nios2_opcode *nop;
+ bfd_boolean init;
+} nios2_disassembler_state;
+
+static nios2_disassembler_state
+nios2_r1_disassembler_state = {
+ nios2_r1_opcodes,
+ &nios2_num_r1_opcodes,
+ nios2_r1_extract_opcode,
+ {},
+ {},
+ NULL,
+ 0
+};
+
+static nios2_disassembler_state
+nios2_r2_disassembler_state = {
+ nios2_r2_opcodes,
+ &nios2_num_r2_opcodes,
+ nios2_r2_extract_opcode,
+ {},
+ {},
+ NULL,
+ 0
+};
+
+/* Function to initialize the opcode hash table. */
+static void
+nios2_init_opcode_hash (nios2_disassembler_state *state)
+{
+ unsigned int i;
+ register const struct nios2_opcode *op;
+
+ for (i = 0; i < OPCODE_HASH_SIZE; i++)
+ for (op = state->opcodes; op < &state->opcodes[*(state->num_opcodes)]; op++)
+ {
+ nios2_opcode_hash *new_hash;
+ nios2_opcode_hash **bucket = NULL;
+
+ if ((op->pinfo & NIOS2_INSN_MACRO) == NIOS2_INSN_MACRO)
+ {
+ if (i == state->extract_opcode (op->match)
+ && (op->pinfo & (NIOS2_INSN_MACRO_MOV | NIOS2_INSN_MACRO_MOVI)
+ & 0x7fffffff))
+ {
+ bucket = &(state->ps_hash[i]);
+ if (strcmp (op->name, "nop") == 0)
+ state->nop = op;
+ }
+ }
+ else if (i == state->extract_opcode (op->match))
+ bucket = &(state->hash[i]);
+
+ if (bucket)
+ {
+ new_hash =
+ (nios2_opcode_hash *) malloc (sizeof (nios2_opcode_hash));
+ if (new_hash == NULL)
+ {
+ fprintf (stderr,
+ "error allocating memory...broken disassembler\n");
+ abort ();
+ }
+ new_hash->opcode = op;
+ new_hash->next = NULL;
+ while (*bucket)
+ bucket = &((*bucket)->next);
+ *bucket = new_hash;
+ }
+ }
+ state->init = 1;
+
+#ifdef DEBUG_HASHTABLE
+ for (i = 0; i < OPCODE_HASH_SIZE; ++i)
+ {
+ nios2_opcode_hash *tmp_hash = state->hash[i];
+ printf ("index: 0x%02X ops: ", i);
+ while (tmp_hash != NULL)
+ {
+ printf ("%s ", tmp_hash->opcode->name);
+ tmp_hash = tmp_hash->next;
+ }
+ printf ("\n");
+ }
+
+ for (i = 0; i < OPCODE_HASH_SIZE; ++i)
+ {
+ nios2_opcode_hash *tmp_hash = state->ps_hash[i];
+ printf ("index: 0x%02X ops: ", i);
+ while (tmp_hash != NULL)
+ {
+ printf ("%s ", tmp_hash->opcode->name);
+ tmp_hash = tmp_hash->next;
+ }
+ printf ("\n");
+ }
+#endif /* DEBUG_HASHTABLE */
+}
+
+/* Return a pointer to an nios2_opcode struct for a given instruction
+ word OPCODE for bfd machine MACH, or NULL if there is an error. */
+const struct nios2_opcode *
+nios2_find_opcode_hash (unsigned long opcode, unsigned long mach)
+{
+ nios2_opcode_hash *entry;
+ nios2_disassembler_state *state;
+
+ /* Select the right instruction set, hash tables, and opcode accessor
+ for the mach variant. */
+ if (mach == bfd_mach_nios2r2)
+ state = &nios2_r2_disassembler_state;
+ else
+ state = &nios2_r1_disassembler_state;
+
+ /* Build a hash table to shorten the search time. */
+ if (!state->init)
+ nios2_init_opcode_hash (state);
+
+ /* Check for NOP first. Both NOP and MOV are macros that expand into
+ an ADD instruction, and we always want to give priority to NOP. */
+ if (state->nop->match == (opcode & state->nop->mask))
+ return state->nop;
+
+ /* First look in the pseudo-op hashtable. */
+ for (entry = state->ps_hash[state->extract_opcode (opcode)];
+ entry; entry = entry->next)
+ if (entry->opcode->match == (opcode & entry->opcode->mask))
+ return entry->opcode;
+
+ /* Otherwise look in the main hashtable. */
+ for (entry = state->hash[state->extract_opcode (opcode)];
+ entry; entry = entry->next)
+ if (entry->opcode->match == (opcode & entry->opcode->mask))
+ return entry->opcode;
+
+ return NULL;
+}
+
+/* There are 32 regular registers, 32 coprocessor registers,
+ and 32 control registers. */
+#define NUMREGNAMES 32
+
+/* Return a pointer to the base of the coprocessor register name array. */
+static struct nios2_reg *
+nios2_coprocessor_regs (void)
+{
+ static struct nios2_reg *cached = NULL;
+
+ if (!cached)
+ {
+ int i;
+ for (i = NUMREGNAMES; i < nios2_num_regs; i++)
+ if (!strcmp (nios2_regs[i].name, "c0"))
+ {
+ cached = nios2_regs + i;
+ break;
+ }
+ assert (cached);
+ }
+ return cached;
+}
+
+/* Return a pointer to the base of the control register name array. */
+static struct nios2_reg *
+nios2_control_regs (void)
+{
+ static struct nios2_reg *cached = NULL;
+
+ if (!cached)
+ {
+ int i;
+ for (i = NUMREGNAMES; i < nios2_num_regs; i++)
+ if (!strcmp (nios2_regs[i].name, "status"))
+ {
+ cached = nios2_regs + i;
+ break;
+ }
+ assert (cached);
+ }
+ return cached;
+}
+
+/* Helper routine to report internal errors. */
+static void
+bad_opcode (const struct nios2_opcode *op)
+{
+ fprintf (stderr, "Internal error: broken opcode descriptor for `%s %s'\n",
+ op->name, op->args);
+ abort ();
+}
+
+/* The function nios2_print_insn_arg uses the character pointed
+ to by ARGPTR to determine how it print the next token or separator
+ character in the arguments to an instruction. */
+static int
+nios2_print_insn_arg (const char *argptr,
+ unsigned long opcode, bfd_vma address,
+ disassemble_info *info,
+ const struct nios2_opcode *op)
+{
+ unsigned long i = 0;
+ struct nios2_reg *reg_base;
+
+ switch (*argptr)
+ {
+ case ',':
+ case '(':
+ case ')':
+ (*info->fprintf_func) (info->stream, "%c", *argptr);
+ break;
+
+ case 'c':
+ /* Control register index. */
+ switch (op->format)
+ {
+ case iw_r_type:
+ i = GET_IW_R_IMM5 (opcode);
+ break;
+ case iw_F3X6L5_type:
+ i = GET_IW_F3X6L5_IMM5 (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ reg_base = nios2_control_regs ();
+ (*info->fprintf_func) (info->stream, "%s", reg_base[i].name);
+ break;
+
+ case 'd':
+ reg_base = nios2_regs;
+ switch (op->format)
+ {
+ case iw_r_type:
+ i = GET_IW_R_C (opcode);
+ break;
+ case iw_custom_type:
+ i = GET_IW_CUSTOM_C (opcode);
+ if (GET_IW_CUSTOM_READC (opcode) == 0)
+ reg_base = nios2_coprocessor_regs ();
+ break;
+ case iw_F3X6L5_type:
+ case iw_F3X6_type:
+ i = GET_IW_F3X6L5_C (opcode);
+ break;
+ case iw_F3X8_type:
+ i = GET_IW_F3X8_C (opcode);
+ if (GET_IW_F3X8_READC (opcode) == 0)
+ reg_base = nios2_coprocessor_regs ();
+ break;
+ case iw_F2_type:
+ i = GET_IW_F2_B (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ if (i < NUMREGNAMES)
+ (*info->fprintf_func) (info->stream, "%s", reg_base[i].name);
+ else
+ (*info->fprintf_func) (info->stream, "unknown");
+ break;
+
+ case 's':
+ reg_base = nios2_regs;
+ switch (op->format)
+ {
+ case iw_r_type:
+ i = GET_IW_R_A (opcode);
+ break;
+ case iw_i_type:
+ i = GET_IW_I_A (opcode);
+ break;
+ case iw_custom_type:
+ i = GET_IW_CUSTOM_A (opcode);
+ if (GET_IW_CUSTOM_READA (opcode) == 0)
+ reg_base = nios2_coprocessor_regs ();
+ break;
+ case iw_F2I16_type:
+ i = GET_IW_F2I16_A (opcode);
+ break;
+ case iw_F2X4I12_type:
+ i = GET_IW_F2X4I12_A (opcode);
+ break;
+ case iw_F1X4I12_type:
+ i = GET_IW_F1X4I12_A (opcode);
+ break;
+ case iw_F1X4L17_type:
+ i = GET_IW_F1X4L17_A (opcode);
+ break;
+ case iw_F3X6L5_type:
+ case iw_F3X6_type:
+ i = GET_IW_F3X6L5_A (opcode);
+ break;
+ case iw_F2X6L10_type:
+ i = GET_IW_F2X6L10_A (opcode);
+ break;
+ case iw_F3X8_type:
+ i = GET_IW_F3X8_A (opcode);
+ if (GET_IW_F3X8_READA (opcode) == 0)
+ reg_base = nios2_coprocessor_regs ();
+ break;
+ case iw_F1X1_type:
+ i = GET_IW_F1X1_A (opcode);
+ break;
+ case iw_F1I5_type:
+ i = 27; /* Implicit stack pointer reference. */
+ break;
+ case iw_F2_type:
+ i = GET_IW_F2_A (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ if (i < NUMREGNAMES)
+ (*info->fprintf_func) (info->stream, "%s", reg_base[i].name);
+ else
+ (*info->fprintf_func) (info->stream, "unknown");
+ break;
+
+ case 't':
+ reg_base = nios2_regs;
+ switch (op->format)
+ {
+ case iw_r_type:
+ i = GET_IW_R_B (opcode);
+ break;
+ case iw_i_type:
+ i = GET_IW_I_B (opcode);
+ break;
+ case iw_custom_type:
+ i = GET_IW_CUSTOM_B (opcode);
+ if (GET_IW_CUSTOM_READB (opcode) == 0)
+ reg_base = nios2_coprocessor_regs ();
+ break;
+ case iw_F2I16_type:
+ i = GET_IW_F2I16_B (opcode);
+ break;
+ case iw_F2X4I12_type:
+ i = GET_IW_F2X4I12_B (opcode);
+ break;
+ case iw_F3X6L5_type:
+ case iw_F3X6_type:
+ i = GET_IW_F3X6L5_B (opcode);
+ break;
+ case iw_F2X6L10_type:
+ i = GET_IW_F2X6L10_B (opcode);
+ break;
+ case iw_F3X8_type:
+ i = GET_IW_F3X8_B (opcode);
+ if (GET_IW_F3X8_READB (opcode) == 0)
+ reg_base = nios2_coprocessor_regs ();
+ break;
+ case iw_F1I5_type:
+ i = GET_IW_F1I5_B (opcode);
+ break;
+ case iw_F2_type:
+ i = GET_IW_F2_B (opcode);
+ break;
+ case iw_T1X1I6_type:
+ i = 0;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ if (i < NUMREGNAMES)
+ (*info->fprintf_func) (info->stream, "%s", reg_base[i].name);
+ else
+ (*info->fprintf_func) (info->stream, "unknown");
+ break;
+
+ case 'D':
+ switch (op->format)
+ {
+ case iw_T1I7_type:
+ i = GET_IW_T1I7_A3 (opcode);
+ break;
+ case iw_T2X1L3_type:
+ i = GET_IW_T2X1L3_B3 (opcode);
+ break;
+ case iw_T2X1I3_type:
+ i = GET_IW_T2X1I3_B3 (opcode);
+ break;
+ case iw_T3X1_type:
+ i = GET_IW_T3X1_C3 (opcode);
+ break;
+ case iw_T2X3_type:
+ if (op->num_args == 3)
+ i = GET_IW_T2X3_A3 (opcode);
+ else
+ i = GET_IW_T2X3_B3 (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ i = nios2_r2_reg3_mappings[i];
+ (*info->fprintf_func) (info->stream, "%s", nios2_regs[i].name);
+ break;
+
+ case 'M':
+ /* 6-bit unsigned immediate with no shift. */
+ switch (op->format)
+ {
+ case iw_T1X1I6_type:
+ i = GET_IW_T1X1I6_IMM6 (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'N':
+ /* 6-bit unsigned immediate with 2-bit shift. */
+ switch (op->format)
+ {
+ case iw_T1X1I6_type:
+ i = GET_IW_T1X1I6_IMM6 (opcode) << 2;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'S':
+ switch (op->format)
+ {
+ case iw_T1I7_type:
+ i = GET_IW_T1I7_A3 (opcode);
+ break;
+ case iw_T2I4_type:
+ i = GET_IW_T2I4_A3 (opcode);
+ break;
+ case iw_T2X1L3_type:
+ i = GET_IW_T2X1L3_A3 (opcode);
+ break;
+ case iw_T2X1I3_type:
+ i = GET_IW_T2X1I3_A3 (opcode);
+ break;
+ case iw_T3X1_type:
+ i = GET_IW_T3X1_A3 (opcode);
+ break;
+ case iw_T2X3_type:
+ i = GET_IW_T2X3_A3 (opcode);
+ break;
+ case iw_T1X1I6_type:
+ i = GET_IW_T1X1I6_A3 (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ i = nios2_r2_reg3_mappings[i];
+ (*info->fprintf_func) (info->stream, "%s", nios2_regs[i].name);
+ break;
+
+ case 'T':
+ switch (op->format)
+ {
+ case iw_T2I4_type:
+ i = GET_IW_T2I4_B3 (opcode);
+ break;
+ case iw_T3X1_type:
+ i = GET_IW_T3X1_B3 (opcode);
+ break;
+ case iw_T2X3_type:
+ i = GET_IW_T2X3_B3 (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ i = nios2_r2_reg3_mappings[i];
+ (*info->fprintf_func) (info->stream, "%s", nios2_regs[i].name);
+ break;
+
+ case 'i':
+ /* 16-bit signed immediate. */
+ switch (op->format)
+ {
+ case iw_i_type:
+ i = (signed) (GET_IW_I_IMM16 (opcode) << 16) >> 16;
+ break;
+ case iw_F2I16_type:
+ i = (signed) (GET_IW_F2I16_IMM16 (opcode) << 16) >> 16;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'I':
+ /* 12-bit signed immediate. */
+ switch (op->format)
+ {
+ case iw_F2X4I12_type:
+ i = (signed) (GET_IW_F2X4I12_IMM12 (opcode) << 20) >> 20;
+ break;
+ case iw_F1X4I12_type:
+ i = (signed) (GET_IW_F1X4I12_IMM12 (opcode) << 20) >> 20;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'u':
+ /* 16-bit unsigned immediate. */
+ switch (op->format)
+ {
+ case iw_i_type:
+ i = GET_IW_I_IMM16 (opcode);
+ break;
+ case iw_F2I16_type:
+ i = GET_IW_F2I16_IMM16 (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'U':
+ /* 7-bit unsigned immediate with 2-bit shift. */
+ switch (op->format)
+ {
+ case iw_T1I7_type:
+ i = GET_IW_T1I7_IMM7 (opcode) << 2;
+ break;
+ case iw_X1I7_type:
+ i = GET_IW_X1I7_IMM7 (opcode) << 2;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'V':
+ /* 5-bit unsigned immediate with 2-bit shift. */
+ switch (op->format)
+ {
+ case iw_F1I5_type:
+ i = GET_IW_F1I5_IMM5 (opcode) << 2;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'W':
+ /* 4-bit unsigned immediate with 2-bit shift. */
+ switch (op->format)
+ {
+ case iw_T2I4_type:
+ i = GET_IW_T2I4_IMM4 (opcode) << 2;
+ break;
+ case iw_L5I4X1_type:
+ i = GET_IW_L5I4X1_IMM4 (opcode) << 2;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'X':
+ /* 4-bit unsigned immediate with 1-bit shift. */
+ switch (op->format)
+ {
+ case iw_T2I4_type:
+ i = GET_IW_T2I4_IMM4 (opcode) << 1;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'Y':
+ /* 4-bit unsigned immediate without shift. */
+ switch (op->format)
+ {
+ case iw_T2I4_type:
+ i = GET_IW_T2I4_IMM4 (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'o':
+ /* 16-bit signed immediate address offset. */
+ switch (op->format)
+ {
+ case iw_i_type:
+ i = (signed) (GET_IW_I_IMM16 (opcode) << 16) >> 16;
+ break;
+ case iw_F2I16_type:
+ i = (signed) (GET_IW_F2I16_IMM16 (opcode) << 16) >> 16;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ address = address + 4 + i;
+ (*info->print_address_func) (address, info);
+ break;
+
+ case 'O':
+ /* 10-bit signed address offset with 1-bit shift. */
+ switch (op->format)
+ {
+ case iw_I10_type:
+ i = (signed) (GET_IW_I10_IMM10 (opcode) << 22) >> 21;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ address = address + 2 + i;
+ (*info->print_address_func) (address, info);
+ break;
+
+ case 'P':
+ /* 7-bit signed address offset with 1-bit shift. */
+ switch (op->format)
+ {
+ case iw_T1I7_type:
+ i = (signed) (GET_IW_T1I7_IMM7 (opcode) << 25) >> 24;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ address = address + 2 + i;
+ (*info->print_address_func) (address, info);
+ break;
+
+ case 'j':
+ /* 5-bit unsigned immediate. */
+ switch (op->format)
+ {
+ case iw_r_type:
+ i = GET_IW_R_IMM5 (opcode);
+ break;
+ case iw_F3X6L5_type:
+ i = GET_IW_F3X6L5_IMM5 (opcode);
+ break;
+ case iw_F2X6L10_type:
+ i = GET_IW_F2X6L10_MSB (opcode);
+ break;
+ case iw_X2L5_type:
+ i = GET_IW_X2L5_IMM5 (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'k':
+ /* Second 5-bit unsigned immediate field. */
+ switch (op->format)
+ {
+ case iw_F2X6L10_type:
+ i = GET_IW_F2X6L10_LSB (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'l':
+ /* 8-bit unsigned immediate. */
+ switch (op->format)
+ {
+ case iw_custom_type:
+ i = GET_IW_CUSTOM_N (opcode);
+ break;
+ case iw_F3X8_type:
+ i = GET_IW_F3X8_N (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%lu", i);
+ break;
+
+ case 'm':
+ /* 26-bit unsigned immediate. */
+ switch (op->format)
+ {
+ case iw_j_type:
+ i = GET_IW_J_IMM26 (opcode);
+ break;
+ case iw_L26_type:
+ i = GET_IW_L26_IMM26 (opcode);
+ break;
+ default:
+ bad_opcode (op);
+ }
+ /* This translates to an address because it's only used in call
+ instructions. */
+ address = (address & 0xf0000000) | (i << 2);
+ (*info->print_address_func) (address, info);
+ break;
+
+ case 'e':
+ /* Encoded enumeration for addi.n/subi.n. */
+ switch (op->format)
+ {
+ case iw_T2X1I3_type:
+ i = nios2_r2_asi_n_mappings[GET_IW_T2X1I3_IMM3 (opcode)];
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%lu", i);
+ break;
+
+ case 'f':
+ /* Encoded enumeration for slli.n/srli.n. */
+ switch (op->format)
+ {
+ case iw_T2X1L3_type:
+ i = nios2_r2_shi_n_mappings[GET_IW_T2X1I3_IMM3 (opcode)];
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%lu", i);
+ break;
+
+ case 'g':
+ /* Encoded enumeration for andi.n. */
+ switch (op->format)
+ {
+ case iw_T2I4_type:
+ i = nios2_r2_andi_n_mappings[GET_IW_T2I4_IMM4 (opcode)];
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%lu", i);
+ break;
+
+ case 'h':
+ /* Encoded enumeration for movi.n. */
+ switch (op->format)
+ {
+ case iw_T1I7_type:
+ i = GET_IW_T1I7_IMM7 (opcode);
+ if (i == 125)
+ i = 0xff;
+ else if (i == 126)
+ i = -2;
+ else if (i == 127)
+ i = -1;
+ break;
+ default:
+ bad_opcode (op);
+ }
+ (*info->fprintf_func) (info->stream, "%ld", i);
+ break;
+
+ case 'R':
+ {
+ unsigned long reglist = 0;
+ int dir = 1;
+ int k, t;
+
+ switch (op->format)
+ {
+ case iw_F1X4L17_type:
+ /* Encoding for ldwm/stwm. */
+ i = GET_IW_F1X4L17_REGMASK (opcode);
+ if (GET_IW_F1X4L17_RS (opcode))
+ {
+ reglist = ((i << 14) & 0x00ffc000);
+ if (i & (1 << 10))
+ reglist |= (1 << 28);
+ if (i & (1 << 11))
+ reglist |= (1 << 31);
+ }
+ else
+ reglist = i << 2;
+ dir = GET_IW_F1X4L17_REGMASK (opcode) ? 1 : -1;
+ break;
+
+ case iw_L5I4X1_type:
+ /* Encoding for push.n/pop.n. */
+ reglist |= (1 << 31);
+ if (GET_IW_L5I4X1_FP (opcode))
+ reglist |= (1 << 28);
+ if (GET_IW_L5I4X1_CS (opcode))
+ {
+ int val = GET_IW_L5I4X1_REGRANGE (opcode);
+ reglist |= nios2_r2_reg_range_mappings[val];
+ }
+ dir = (op->match == MATCH_R2_POP_N ? 1 : -1);
+ break;
+
+ default:
+ bad_opcode (op);
+ }
+
+ t = 0;
+ (*info->fprintf_func) (info->stream, "{");
+ for (k = (dir == 1 ? 0 : 31);
+ (dir == 1 && k < 32) || (dir == -1 && k >= 0);
+ k += dir)
+ if (reglist & (1 << k))
+ {
+ if (t)
+ (*info->fprintf_func) (info->stream, ",");
+ else
+ t++;
+ (*info->fprintf_func) (info->stream, "%s", nios2_regs[k].name);
+ }
+ (*info->fprintf_func) (info->stream, "}");
+ break;
+ }
+
+ case 'B':
+ /* Base register and options for ldwm/stwm. */
+ switch (op->format)
+ {
+ case iw_F1X4L17_type:
+ if (GET_IW_F1X4L17_ID (opcode) == 0)
+ (*info->fprintf_func) (info->stream, "--");
+
+ i = GET_IW_F1X4I12_A (opcode);
+ (*info->fprintf_func) (info->stream, "(%s)",
+ nios2_builtin_regs[i].name);
+
+ if (GET_IW_F1X4L17_ID (opcode))
+ (*info->fprintf_func) (info->stream, "++");
+ if (GET_IW_F1X4L17_WB (opcode))
+ (*info->fprintf_func) (info->stream, ",writeback");
+ if (GET_IW_F1X4L17_PC (opcode))
+ (*info->fprintf_func) (info->stream, ",ret");
+ break;
+ default:
+ bad_opcode (op);
+ }
+ break;
+
+ default:
+ (*info->fprintf_func) (info->stream, "unknown");
+ break;
+ }
+ return 0;
+}
+
+/* nios2_disassemble does all the work of disassembling a Nios II
+ instruction opcode. */
+static int
+nios2_disassemble (bfd_vma address, unsigned long opcode,
+ disassemble_info *info)
+{
+ const struct nios2_opcode *op;
+
+ info->bytes_per_line = INSNLEN;
+ info->bytes_per_chunk = INSNLEN;
+ info->display_endian = info->endian;
+ info->insn_info_valid = 1;
+ info->branch_delay_insns = 0;
+ info->data_size = 0;
+ info->insn_type = dis_nonbranch;
+ info->target = 0;
+ info->target2 = 0;
+
+ /* Find the major opcode and use this to disassemble
+ the instruction and its arguments. */
+ op = nios2_find_opcode_hash (opcode, info->mach);
+
+ if (op != NULL)
+ {
+ const char *argstr = op->args;
+ (*info->fprintf_func) (info->stream, "%s", op->name);
+ if (argstr != NULL && *argstr != '\0')
+ {
+ (*info->fprintf_func) (info->stream, "\t");
+ while (*argstr != '\0')
+ {
+ nios2_print_insn_arg (argstr, opcode, address, info, op);
+ ++argstr;
+ }
+ }
+ /* Tell the caller how far to advance the program counter. */
+ info->bytes_per_chunk = op->size;
+ return op->size;
+ }
+ else
+ {
+ /* Handle undefined instructions. */
+ info->insn_type = dis_noninsn;
+ (*info->fprintf_func) (info->stream, "0x%lx", opcode);
+ return INSNLEN;
+ }
+}
+
+
+/* print_insn_nios2 is the main disassemble function for Nios II.
+ The function diassembler(abfd) (source in disassemble.c) returns a
+ pointer to this either print_insn_big_nios2 or
+ print_insn_little_nios2, which in turn call this function when the
+ bfd machine type is Nios II. print_insn_nios2 reads the
+ instruction word at the address given, and prints the disassembled
+ instruction on the stream info->stream using info->fprintf_func. */
+
+static int
+print_insn_nios2 (bfd_vma address, disassemble_info *info,
+ enum bfd_endian endianness)
+{
+ bfd_byte buffer[INSNLEN];
+ int status;
+
+ status = (*info->read_memory_func) (address, buffer, INSNLEN, info);
+ if (status == 0)
+ {
+ unsigned long insn;
+ if (endianness == BFD_ENDIAN_BIG)
+ insn = (unsigned long) bfd_getb32 (buffer);
+ else
+ insn = (unsigned long) bfd_getl32 (buffer);
+ return nios2_disassemble (address, insn, info);
+ }
+
+ /* We might have a 16-bit R2 instruction at the end of memory. Try that. */
+ if (info->mach == bfd_mach_nios2r2)
+ {
+ status = (*info->read_memory_func) (address, buffer, 2, info);
+ if (status == 0)
+ {
+ unsigned long insn;
+ if (endianness == BFD_ENDIAN_BIG)
+ insn = (unsigned long) bfd_getb16 (buffer);
+ else
+ insn = (unsigned long) bfd_getl16 (buffer);
+ return nios2_disassemble (address, insn, info);
+ }
+ }
+
+ /* If we got here, we couldn't read anything. */
+ (*info->memory_error_func) (status, address, info);
+ return -1;
+}
+
+/* These two functions are the main entry points, accessed from
+ disassemble.c. */
+int
+print_insn_big_nios2 (bfd_vma address, disassemble_info *info)
+{
+ return print_insn_nios2 (address, info, BFD_ENDIAN_BIG);
+}
+
+int
+print_insn_little_nios2 (bfd_vma address, disassemble_info *info)
+{
+ return print_insn_nios2 (address, info, BFD_ENDIAN_LITTLE);
+}
@@ -222,6 +222,10 @@ enum bfd_architecture
bfd_arch_ia64, /* HP/Intel ia64 */
#define bfd_mach_ia64_elf64 64
#define bfd_mach_ia64_elf32 32
+ bfd_arch_nios2, /* Nios II */
+#define bfd_mach_nios2 0
+#define bfd_mach_nios2r1 1
+#define bfd_mach_nios2r2 2
bfd_arch_lm32, /* Lattice Mico32 */
#define bfd_mach_lm32 1
bfd_arch_last
@@ -415,6 +419,8 @@ int print_insn_crisv10 (bfd_vma, disassemble_info*);
int print_insn_microblaze (bfd_vma, disassemble_info*);
int print_insn_ia64 (bfd_vma, disassemble_info*);
int print_insn_lm32 (bfd_vma, disassemble_info*);
+int print_insn_big_nios2 (bfd_vma, disassemble_info*);
+int print_insn_little_nios2 (bfd_vma, disassemble_info*);
#if 0
/* Fetch the disassembler for a given BFD, if that support is available. */
Add nios2 disassembler support. This patch is composed from binutils files from commit "Opcodes and assembler support for Nios II R2". The files from binutils used in this patch are: include/opcode/nios2.h include/opcode/nios2r1.h include/opcode/nios2r2.h opcodes/nios2-opc.c opcodes/nios2-dis.c Signed-off-by: Marek Vasut <marex@denx.de> Cc: Chris Wulff <crwulff@gmail.com> Cc: Jeff Da Silva <jdasilva@altera.com> Cc: Ley Foon Tan <lftan@altera.com> Cc: Sandra Loosemore <sandra@codesourcery.com> Cc: Yves Vandervennet <yvanderv@altera.com> --- V2: Replace the nios2.c with GPL2 licensed version --- disas/Makefile.objs | 1 + disas/nios2.c | 3534 +++++++++++++++++++++++++++++++++++++++++++++++++++ include/disas/bfd.h | 6 + 3 files changed, 3541 insertions(+) create mode 100644 disas/nios2.c