binutils-gdb/opcodes/riscv-opc.c
Nelson Chu 8f595e9b4f [PATCH v2 0/9] RISC-V: Support version controling for ISA standard extensions and CSR
1. Remove the -mriscv-isa-version and --with-riscv-isa-version options.
We can still use -march to choose the version for each extensions, so there is
no need to add these.

2. Change the arguments of options from [1p9|1p9p1|...] to [1.9|1.9.1|...].
Unlike the architecture string has specified by spec, ther is no need to do
the same thing for options.

3. Spilt the patches to reduce the burdens of review.

[PATCH 3/7] RISC-V: Support new GAS options and configure options to set ISA versions
to
[PATCH v2 3/9] RISC-V: Support GAS option -misa-spec to set ISA versions
[PATCH v2 4/9] RISC-V: Support configure options to set ISA versions by default.

[PATCH 4/7] RISC-V: Support version checking for CSR according to privilege version.
to
[PATCH v2 5/9] RISC-V: Support version checking for CSR according to privilege spec version.
[PATCH v2 6/9] RISC-V: Support configure option to choose the privilege spec version.

4. Use enum class rather than string to compare the choosen ISA spec in opcodes/riscv-opc.c.
The behavior is same as comparing the choosen privilege spec.

include	* opcode/riscv.h: Include "bfd.h" to support bfd_boolean.
	(enum riscv_isa_spec_class): New enum class.  All supported ISA spec
	belong to one of the class
	(struct riscv_ext_version): New structure holds version information
	for the specific ISA.
	* opcode/riscv-opc.h (DECLARE_CSR): There are two version information,
	define_version and abort_version.  The define_version means which
	privilege spec is started to define the CSR, and the abort_version
	means which privilege spec is started to abort the CSR.  If the CSR is
	valid for the newest spec, then the abort_version should be
	PRIV_SPEC_CLASS_DRAFT.
	(DECLARE_CSR_ALIAS): Same as DECLARE_CSR, but only for the obselete CSR.
	* opcode/riscv.h (enum riscv_priv_spec_class): New enum class.  Define
	the current supported privilege spec versions.
	(struct riscv_csr_extra): Add new fields to store more information
	about the CSR.  We use these information to find the suitable CSR
	address when user choosing a specific privilege spec.

binutils * dwarf.c: Updated since DECLARE_CSR is changed.

opcodes	* riscv-opc.c (riscv_ext_version_table): The table used to store
	all information about the supported spec and the corresponding ISA
	versions.  Currently, only Zicsr is supported to verify the
	correctness of Z sub extension settings.  Others will be supported
	in the future patches.
	(struct isa_spec_t, isa_specs): List for all supported ISA spec
	classes and the corresponding strings.
	(riscv_get_isa_spec_class): New function.  Get the corresponding ISA
	spec class by giving a ISA spec string.
	* riscv-opc.c (struct priv_spec_t): New structure.
	(struct priv_spec_t priv_specs): List for all supported privilege spec
	classes and the corresponding strings.
	(riscv_get_priv_spec_class): New function.  Get the corresponding
	privilege spec class by giving a spec string.
	(riscv_get_priv_spec_name): New function.  Get the corresponding
	privilege spec string by giving a CSR version class.
	* riscv-dis.c: Updated since DECLARE_CSR is changed.
	* riscv-dis.c: Add new disassembler option -Mpriv-spec to dump the CSR
	according to the chosen version.  Build a hash table riscv_csr_hash to
	store the valid CSR for the chosen pirv verison.  Dump the direct
	CSR address rather than it's name if it is invalid.
	(parse_riscv_dis_option_without_args): New function.  Parse the options
	without arguments.
	(parse_riscv_dis_option): Call parse_riscv_dis_option_without_args to
	parse the options without arguments first, and then handle the options
	with arguments.  Add the new option -Mpriv-spec, which has argument.
	* riscv-dis.c (print_riscv_disassembler_options): Add description
	about the new OBJDUMP option.

ld	* testsuite/ld-riscv-elf/attr-merge-arch-01.d: Updated
        priv attributes according to the -mpriv-spec option.
	* testsuite/ld-riscv-elf/attr-merge-arch-02.d: Likewise.
	* testsuite/ld-riscv-elf/attr-merge-arch-03.d: Likewise.
	* testsuite/ld-riscv-elf/attr-merge-priv-spec-a.s: Likewise.
	* testsuite/ld-riscv-elf/attr-merge-priv-spec-b.s: Likewise.
	* testsuite/ld-riscv-elf/attr-merge-priv-spec.d: Likewise.
	* testsuite/ld-riscv-elf/attr-merge-stack-align.d: Likewise.
	* testsuite/ld-riscv-elf/attr-merge-strict-align-01.d: Likewise.
	* testsuite/ld-riscv-elf/attr-merge-strict-align-02.d: Likewise.
	* testsuite/ld-riscv-elf/attr-merge-strict-align-03.d: Likewise.
	* testsuite/ld-riscv-elf/attr-merge-strict-align-04.d: Likewise.
	* testsuite/ld-riscv-elf/attr-merge-strict-align-05.d: Likewise.

bfd 	* elfxx-riscv.h (riscv_parse_subset_t): Add new callback function
	get_default_version.  It is used to find the default version for
	the specific extension.
	* elfxx-riscv.c (riscv_parsing_subset_version): Remove the parameters
	default_major_version and default_minor_version.  Add new bfd_boolean
	parameter *use_default_version.  Set it to TRUE if we need to call
	the callback rps->get_default_version to find the default version.
	(riscv_parse_std_ext): Call rps->get_default_version if we fail to find
	the default version in riscv_parsing_subset_version, and then call
	riscv_add_subset to add the subset into subset list.
	(riscv_parse_prefixed_ext): Likewise.
	(riscv_std_z_ext_strtab): Support Zicsr extensions.
	* elfnn-riscv.c (riscv_merge_std_ext): Use strcasecmp to compare the
	strings rather than characters.
	riscv_merge_arch_attr_info): The callback function get_default_version
	is only needed for assembler, so set it to NULL int the linker.
	* elfxx-riscv.c (riscv_estimate_digit): Remove the static.
	* elfxx-riscv.h: Updated.

gas	* testsuite/gas/riscv/priv-reg-fail-read-only-01.s: Updated.
	* config/tc-riscv.c (default_arch_with_ext, default_isa_spec):
	Static variables which are used to set the ISA extensions. You can
	use -march (or ELF build attributes) and -misa-spec to set them,
	respectively.
	(ext_version_hash): The hash table used to handle the extensions
	with versions.
	(init_ext_version_hash): Initialize the ext_version_hash according
	to riscv_ext_version_table.
	(riscv_get_default_ext_version): The callback function of
	riscv_parse_subset_t.  According to the choosed ISA spec,
	get the default version for the specific extension.
	(riscv_set_arch): Set the callback function.
	(enum options, struct option md_longopts): Add new option -misa-spec.
	(md_parse_option): Do not call riscv_set_arch for -march.  We will
	call it later in riscv_after_parse_args.  Call riscv_get_isa_spec_class
	to set default_isa_spec class.
	(riscv_after_parse_args): Call init_ext_version_hash to initialize the
	ext_version_hash, and then call riscv_set_arch to set the architecture
	with versions according to default_arch_with_ext.
	* testsuite/gas/riscv/attribute-02.d: Set 0p0 as default version for
	x extensions.
	* testsuite/gas/riscv/attribute-03.d: Likewise.
	* testsuite/gas/riscv/attribute-09.d: New testcase.  For i-ext, we
	already set it's version to 2p1 by march, so no need to use the default
	2p2 version.  For m-ext, we do not set the version by -march and ELF arch
	attribute, so set the default 2p0 to it.  For zicsr, it is not defined in
	ISA spec 2p2, so set 0p0 to it.
	* testsuite/gas/riscv/attribute-10.d: New testcase.  The version of
	zicsr is 2p0 according to ISA spec 20191213.
	* config/tc-riscv.c (DEFAULT_RISCV_ARCH_WITH_EXT)
	(DEFAULT_RISCV_ISA_SPEC): Default configure option settings.
	You can set them by configure options --with-arch and
	--with-isa-spec, respectively.
	(riscv_set_default_isa_spec): New function used to set the
	default ISA spec.
	(md_parse_option): Call riscv_set_default_isa_spec rather than
	call riscv_get_isa_spec_class directly.
	(riscv_after_parse_args): If the -isa-spec is not set, then we
	set the default ISA spec according to DEFAULT_RISCV_ISA_SPEC by
	calling riscv_set_default_isa_spec.
	* testsuite/gas/riscv/attribute-01.d: Add -misa-spec=2.2, since
	the --with-isa-spec may be set to different ISA spec.
	* testsuite/gas/riscv/attribute-02.d: Likewise.
	* testsuite/gas/riscv/attribute-03.d: Likewise.
	* testsuite/gas/riscv/attribute-04.d: Likewise.
	* testsuite/gas/riscv/attribute-05.d: Likewise.
	* testsuite/gas/riscv/attribute-06.d: Likewise.
	* testsuite/gas/riscv/attribute-07.d: Likewise.
	* configure.ac: Add configure options, --with-arch and
	--with-isa-spec.
	* configure: Regenerated.
	* config.in: Regenerated.
	* config/tc-riscv.c (default_priv_spec): Static variable which is
	used to check if the CSR is valid for the chosen privilege spec. You
	can use -mpriv-spec to set it.
	(enum reg_class): We now get the CSR address from csr_extra_hash rather
	than reg_names_hash.  Therefore, move RCLASS_CSR behind RCLASS_MAX.
	(riscv_init_csr_hashes): Only need to initialize one hash table
	csr_extra_hash.
	(riscv_csr_class_check): Change the return type to void.  Don't check
	the ISA dependency if -mcsr-check isn't set.
	(riscv_csr_version_check): New function.  Check and find the CSR address
	from csr_extra_hash, according to default_priv_spec.  Report warning
	for the invalid CSR if -mcsr-check is set.
	(reg_csr_lookup_internal): Updated.
	(reg_lookup_internal): Likewise.
	(md_begin): Updated since DECLARE_CSR and DECLARE_CSR_ALIAS are changed.
	(enum options, struct option md_longopts): Add new GAS option -mpriv-spec.
	(md_parse_option): Call riscv_set_default_priv_version to set
	default_priv_spec.
	(riscv_after_parse_args): If -mpriv-spec isn't set, then set the default
	privilege spec to the newest one.
	(enum riscv_csr_class, struct riscv_csr_extra): Move them to
	include/opcode/riscv.h.
	* testsuite/gas/riscv/priv-reg-fail-fext.d: This test case just want
	to check the ISA dependency for CSR, so fix the spec version by adding
	-mpriv-spec=1.11.
	* testsuite/gas/riscv/priv-reg-fail-fext.l: Likewise.  There are some
	version warnings for the test case.
	* gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.d: Likewise.
	* gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.l: Likewise.
	* gas/testsuite/gas/riscv/priv-reg-fail-read-only-02.d: Likewise.
	* gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.d: Likewise.
	* gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.l: Likewise.
	* gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.d: New test case.
	Check whether the CSR is valid when privilege version 1.9 is choosed.
	* gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.l: Likewise.
	* gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.d: New test case.
	Check whether the CSR is valid when privilege version 1.9.1 is choosed.
	* gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.l: Likewise.
	* gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.d: New test case.
	Check whether the CSR is valid when privilege version 1.10 is choosed.
	* gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.l: Likewise.
	* gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.d: New test case.
	Check whether the CSR is valid when privilege version 1.11 is choosed.
	* gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.l: Likewise.
	* config/tc-riscv.c (DEFAULT_RISCV_ISA_SPEC): Default configure option
	setting.  You can set it by configure option --with-priv-spec.
	(riscv_set_default_priv_spec): New function used to set the default
	privilege spec.
	(md_parse_option): Call riscv_set_default_priv_spec rather than
	call riscv_get_priv_spec_class directly.
	(riscv_after_parse_args): If -mpriv-spec isn't set, then we set the
	default privilege spec according to DEFAULT_RISCV_PRIV_SPEC by
	calling riscv_set_default_priv_spec.
	* testsuite/gas/riscv/csr-dw-regnums.d: Add -mpriv-spec=1.11, since
	the --with-priv-spec may be set to different privilege spec.
	* testsuite/gas/riscv/priv-reg.d: Likewise.
	* configure.ac: Add configure option --with-priv-spec.
	* configure: Regenerated.
	* config.in: Regenerated.
	* config/tc-riscv.c (explicit_attr): Rename explicit_arch_attr to
	explicit_attr.  Set it to TRUE if any ELF attribute is found.
	(riscv_set_default_priv_spec): Try to set the default_priv_spec if
	the priv attributes are set.
	(md_assemble): Set the default_priv_spec according to the priv
	attributes when we start to assemble instruction.
	(riscv_write_out_attrs): Rename riscv_write_out_arch_attr to
	riscv_write_out_attrs.  Update the arch and priv attributes.  If we
	don't set the corresponding ELF attributes, then try to output the
	default ones.
	(riscv_set_public_attributes): If any ELF attribute or -march-attr
	options is set (explicit_attr is TRUE), then call riscv_write_out_attrs
	to update the arch and priv attributes.
	(s_riscv_attribute): Make sure all arch and priv attributes are set
	before any instruction.
	* testsuite/gas/riscv/attribute-01.d: Update the priv attributes if any
	ELF attribute or -march-attr is set.  If the priv attributes are not
	set, then try to update them by the default setting (-mpriv-spec or
	--with-priv-spec).
	* testsuite/gas/riscv/attribute-02.d: Likewise.
	* testsuite/gas/riscv/attribute-03.d: Likewise.
	* testsuite/gas/riscv/attribute-04.d: Likewise.
	* testsuite/gas/riscv/attribute-06.d: Likewise.
	* testsuite/gas/riscv/attribute-07.d: Likewise.
	* testsuite/gas/riscv/attribute-08.d: Likewise.
	* testsuite/gas/riscv/attribute-09.d: Likewise.
	* testsuite/gas/riscv/attribute-10.d: Likewise.
	* testsuite/gas/riscv/attribute-unknown.d: Likewise.
	* testsuite/gas/riscv/attribute-05.d: Likewise.  Also, the priv spec
	set by priv attributes must be supported.
	* testsuite/gas/riscv/attribute-05.s: Likewise.
	* testsuite/gas/riscv/priv-reg-fail-version-1p9.d: Likewise.  Updated
	priv attributes according to the -mpriv-spec option.
	* testsuite/gas/riscv/priv-reg-fail-version-1p9p1.d: Likewise.
	* testsuite/gas/riscv/priv-reg-fail-version-1p10.d: Likewise.
	* testsuite/gas/riscv/priv-reg-fail-version-1p11.d: Likewise.
	* testsuite/gas/riscv/priv-reg.d: Removed.
	* testsuite/gas/riscv/priv-reg-version-1p9.d: New test case.  Dump the
	CSR according to the priv spec 1.9.
	* testsuite/gas/riscv/priv-reg-version-1p9p1.d: New test case.  Dump the
	CSR according to the priv spec 1.9.1.
	* testsuite/gas/riscv/priv-reg-version-1p10.d: New test case.  Dump the
	CSR according to the priv spec 1.10.
	* testsuite/gas/riscv/priv-reg-version-1p11.d: New test case.  Dump the
	CSR according to the priv spec 1.11.
	* config/tc-riscv.c (md_show_usage): Add descriptions about
	the new GAS options.
	* doc/c-riscv.texi: Likewise.
2020-05-20 17:22:48 +01:00

1031 lines
75 KiB
C

/* RISC-V opcode list
Copyright (C) 2011-2020 Free Software Foundation, Inc.
Contributed by Andrew Waterman (andrew@sifive.com).
Based on MIPS target.
This file is part of the GNU opcodes library.
This library 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 3, or (at your option)
any later version.
It 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; see the file COPYING3. If not,
see <http://www.gnu.org/licenses/>. */
#include "sysdep.h"
#include "opcode/riscv.h"
#include <stdio.h>
/* Register names used by gas and objdump. */
const char * const riscv_gpr_names_numeric[NGPR] =
{
"x0", "x1", "x2", "x3", "x4", "x5", "x6", "x7",
"x8", "x9", "x10", "x11", "x12", "x13", "x14", "x15",
"x16", "x17", "x18", "x19", "x20", "x21", "x22", "x23",
"x24", "x25", "x26", "x27", "x28", "x29", "x30", "x31"
};
const char * const riscv_gpr_names_abi[NGPR] = {
"zero", "ra", "sp", "gp", "tp", "t0", "t1", "t2",
"s0", "s1", "a0", "a1", "a2", "a3", "a4", "a5",
"a6", "a7", "s2", "s3", "s4", "s5", "s6", "s7",
"s8", "s9", "s10", "s11", "t3", "t4", "t5", "t6"
};
const char * const riscv_fpr_names_numeric[NFPR] =
{
"f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
"f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
"f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
"f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31"
};
const char * const riscv_fpr_names_abi[NFPR] = {
"ft0", "ft1", "ft2", "ft3", "ft4", "ft5", "ft6", "ft7",
"fs0", "fs1", "fa0", "fa1", "fa2", "fa3", "fa4", "fa5",
"fa6", "fa7", "fs2", "fs3", "fs4", "fs5", "fs6", "fs7",
"fs8", "fs9", "fs10", "fs11", "ft8", "ft9", "ft10", "ft11"
};
/* The order of overloaded instructions matters. Label arguments and
register arguments look the same. Instructions that can have either
for arguments must apear in the correct order in this table for the
assembler to pick the right one. In other words, entries with
immediate operands must apear after the same instruction with
registers.
Because of the lookup algorithm used, entries with the same opcode
name must be contiguous. */
#define MASK_RS1 (OP_MASK_RS1 << OP_SH_RS1)
#define MASK_RS2 (OP_MASK_RS2 << OP_SH_RS2)
#define MASK_RD (OP_MASK_RD << OP_SH_RD)
#define MASK_CRS2 (OP_MASK_CRS2 << OP_SH_CRS2)
#define MASK_IMM ENCODE_ITYPE_IMM (-1U)
#define MASK_RVC_IMM ENCODE_RVC_IMM (-1U)
#define MASK_UIMM ENCODE_UTYPE_IMM (-1U)
#define MASK_RM (OP_MASK_RM << OP_SH_RM)
#define MASK_PRED (OP_MASK_PRED << OP_SH_PRED)
#define MASK_SUCC (OP_MASK_SUCC << OP_SH_SUCC)
#define MASK_AQ (OP_MASK_AQ << OP_SH_AQ)
#define MASK_RL (OP_MASK_RL << OP_SH_RL)
#define MASK_AQRL (MASK_AQ | MASK_RL)
static int
match_opcode (const struct riscv_opcode *op, insn_t insn)
{
return ((insn ^ op->match) & op->mask) == 0;
}
static int
match_never (const struct riscv_opcode *op ATTRIBUTE_UNUSED,
insn_t insn ATTRIBUTE_UNUSED)
{
return 0;
}
static int
match_rs1_eq_rs2 (const struct riscv_opcode *op, insn_t insn)
{
int rs1 = (insn & MASK_RS1) >> OP_SH_RS1;
int rs2 = (insn & MASK_RS2) >> OP_SH_RS2;
return match_opcode (op, insn) && rs1 == rs2;
}
static int
match_rd_nonzero (const struct riscv_opcode *op, insn_t insn)
{
return match_opcode (op, insn) && ((insn & MASK_RD) != 0);
}
static int
match_c_add (const struct riscv_opcode *op, insn_t insn)
{
return match_rd_nonzero (op, insn) && ((insn & MASK_CRS2) != 0);
}
/* We don't allow mv zero,X to become a c.mv hint, so we need a separate
matching function for this. */
static int
match_c_add_with_hint (const struct riscv_opcode *op, insn_t insn)
{
return match_opcode (op, insn) && ((insn & MASK_CRS2) != 0);
}
static int
match_c_nop (const struct riscv_opcode *op, insn_t insn)
{
return (match_opcode (op, insn)
&& (((insn & MASK_RD) >> OP_SH_RD) == 0));
}
static int
match_c_addi16sp (const struct riscv_opcode *op, insn_t insn)
{
return (match_opcode (op, insn)
&& (((insn & MASK_RD) >> OP_SH_RD) == 2)
&& EXTRACT_RVC_ADDI16SP_IMM (insn) != 0);
}
static int
match_c_lui (const struct riscv_opcode *op, insn_t insn)
{
return (match_rd_nonzero (op, insn)
&& (((insn & MASK_RD) >> OP_SH_RD) != 2)
&& EXTRACT_RVC_LUI_IMM (insn) != 0);
}
/* We don't allow lui zero,X to become a c.lui hint, so we need a separate
matching function for this. */
static int
match_c_lui_with_hint (const struct riscv_opcode *op, insn_t insn)
{
return (match_opcode (op, insn)
&& (((insn & MASK_RD) >> OP_SH_RD) != 2)
&& EXTRACT_RVC_LUI_IMM (insn) != 0);
}
static int
match_c_addi4spn (const struct riscv_opcode *op, insn_t insn)
{
return match_opcode (op, insn) && EXTRACT_RVC_ADDI4SPN_IMM (insn) != 0;
}
/* This requires a non-zero shift. A zero rd is a hint, so is allowed. */
static int
match_c_slli (const struct riscv_opcode *op, insn_t insn)
{
return match_opcode (op, insn) && EXTRACT_RVC_IMM (insn) != 0;
}
/* This requires a non-zero rd, and a non-zero shift. */
static int
match_slli_as_c_slli (const struct riscv_opcode *op, insn_t insn)
{
return match_rd_nonzero (op, insn) && EXTRACT_RVC_IMM (insn) != 0;
}
/* This requires a zero shift. A zero rd is a hint, so is allowed. */
static int
match_c_slli64 (const struct riscv_opcode *op, insn_t insn)
{
return match_opcode (op, insn) && EXTRACT_RVC_IMM (insn) == 0;
}
/* This is used for both srli and srai. This requires a non-zero shift.
A zero rd is not possible. */
static int
match_srxi_as_c_srxi (const struct riscv_opcode *op, insn_t insn)
{
return match_opcode (op, insn) && EXTRACT_RVC_IMM (insn) != 0;
}
const struct riscv_opcode riscv_opcodes[] =
{
/* name, xlen, isa, operands, match, mask, match_func, pinfo. */
{"unimp", 0, INSN_CLASS_C, "", 0, 0xffffU, match_opcode, INSN_ALIAS },
{"unimp", 0, INSN_CLASS_I, "", MATCH_CSRRW | (CSR_CYCLE << OP_SH_CSR), 0xffffffffU, match_opcode, 0 }, /* csrw cycle, x0 */
{"ebreak", 0, INSN_CLASS_C, "", MATCH_C_EBREAK, MASK_C_EBREAK, match_opcode, INSN_ALIAS },
{"ebreak", 0, INSN_CLASS_I, "", MATCH_EBREAK, MASK_EBREAK, match_opcode, 0 },
{"sbreak", 0, INSN_CLASS_C, "", MATCH_C_EBREAK, MASK_C_EBREAK, match_opcode, INSN_ALIAS },
{"sbreak", 0, INSN_CLASS_I, "", MATCH_EBREAK, MASK_EBREAK, match_opcode, INSN_ALIAS },
{"ret", 0, INSN_CLASS_C, "", MATCH_C_JR | (X_RA << OP_SH_RD), MASK_C_JR | MASK_RD, match_opcode, INSN_ALIAS|INSN_BRANCH },
{"ret", 0, INSN_CLASS_I, "", MATCH_JALR | (X_RA << OP_SH_RS1), MASK_JALR | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, INSN_ALIAS|INSN_BRANCH },
{"jr", 0, INSN_CLASS_C, "d", MATCH_C_JR, MASK_C_JR, match_rd_nonzero, INSN_ALIAS|INSN_BRANCH },
{"jr", 0, INSN_CLASS_I, "s", MATCH_JALR, MASK_JALR | MASK_RD | MASK_IMM, match_opcode, INSN_ALIAS|INSN_BRANCH },
{"jr", 0, INSN_CLASS_I, "o(s)", MATCH_JALR, MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS|INSN_BRANCH },
{"jr", 0, INSN_CLASS_I, "s,j", MATCH_JALR, MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS|INSN_BRANCH },
{"jalr", 0, INSN_CLASS_C, "d", MATCH_C_JALR, MASK_C_JALR, match_rd_nonzero, INSN_ALIAS|INSN_JSR },
{"jalr", 0, INSN_CLASS_I, "s", MATCH_JALR | (X_RA << OP_SH_RD), MASK_JALR | MASK_RD | MASK_IMM, match_opcode, INSN_ALIAS|INSN_JSR },
{"jalr", 0, INSN_CLASS_I, "o(s)", MATCH_JALR | (X_RA << OP_SH_RD), MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS|INSN_JSR },
{"jalr", 0, INSN_CLASS_I, "s,j", MATCH_JALR | (X_RA << OP_SH_RD), MASK_JALR | MASK_RD, match_opcode, INSN_ALIAS|INSN_JSR },
{"jalr", 0, INSN_CLASS_I, "d,s", MATCH_JALR, MASK_JALR | MASK_IMM, match_opcode, INSN_ALIAS|INSN_JSR },
{"jalr", 0, INSN_CLASS_I, "d,o(s)", MATCH_JALR, MASK_JALR, match_opcode, INSN_JSR },
{"jalr", 0, INSN_CLASS_I, "d,s,j", MATCH_JALR, MASK_JALR, match_opcode, INSN_JSR },
{"j", 0, INSN_CLASS_C, "Ca", MATCH_C_J, MASK_C_J, match_opcode, INSN_ALIAS|INSN_BRANCH },
{"j", 0, INSN_CLASS_I, "a", MATCH_JAL, MASK_JAL | MASK_RD, match_opcode, INSN_ALIAS|INSN_BRANCH },
{"jal", 0, INSN_CLASS_I, "d,a", MATCH_JAL, MASK_JAL, match_opcode, INSN_JSR },
{"jal", 32, INSN_CLASS_C, "Ca", MATCH_C_JAL, MASK_C_JAL, match_opcode, INSN_ALIAS|INSN_JSR },
{"jal", 0, INSN_CLASS_I, "a", MATCH_JAL | (X_RA << OP_SH_RD), MASK_JAL | MASK_RD, match_opcode, INSN_ALIAS|INSN_JSR },
{"call", 0, INSN_CLASS_I, "d,c", (X_T1 << OP_SH_RS1), (int) M_CALL, match_never, INSN_MACRO },
{"call", 0, INSN_CLASS_I, "c", (X_RA << OP_SH_RS1) | (X_RA << OP_SH_RD), (int) M_CALL, match_never, INSN_MACRO },
{"tail", 0, INSN_CLASS_I, "c", (X_T1 << OP_SH_RS1), (int) M_CALL, match_never, INSN_MACRO },
{"jump", 0, INSN_CLASS_I, "c,s", 0, (int) M_CALL, match_never, INSN_MACRO },
{"nop", 0, INSN_CLASS_C, "", MATCH_C_ADDI, 0xffff, match_opcode, INSN_ALIAS },
{"nop", 0, INSN_CLASS_I, "", MATCH_ADDI, MASK_ADDI | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, INSN_ALIAS },
{"lui", 0, INSN_CLASS_C, "d,Cu", MATCH_C_LUI, MASK_C_LUI, match_c_lui, INSN_ALIAS },
{"lui", 0, INSN_CLASS_I, "d,u", MATCH_LUI, MASK_LUI, match_opcode, 0 },
{"li", 0, INSN_CLASS_C, "d,Cv", MATCH_C_LUI, MASK_C_LUI, match_c_lui, INSN_ALIAS },
{"li", 0, INSN_CLASS_C, "d,Co", MATCH_C_LI, MASK_C_LI, match_rd_nonzero, INSN_ALIAS },
{"li", 0, INSN_CLASS_I, "d,j", MATCH_ADDI, MASK_ADDI | MASK_RS1, match_opcode, INSN_ALIAS }, /* addi */
{"li", 0, INSN_CLASS_I, "d,I", 0, (int) M_LI, match_never, INSN_MACRO },
{"mv", 0, INSN_CLASS_C, "d,CV", MATCH_C_MV, MASK_C_MV, match_c_add, INSN_ALIAS },
{"mv", 0, INSN_CLASS_I, "d,s", MATCH_ADDI, MASK_ADDI | MASK_IMM, match_opcode, INSN_ALIAS },
{"move", 0, INSN_CLASS_C, "d,CV", MATCH_C_MV, MASK_C_MV, match_c_add, INSN_ALIAS },
{"move", 0, INSN_CLASS_I, "d,s", MATCH_ADDI, MASK_ADDI | MASK_IMM, match_opcode, INSN_ALIAS },
{"andi", 0, INSN_CLASS_C, "Cs,Cw,Co", MATCH_C_ANDI, MASK_C_ANDI, match_opcode, INSN_ALIAS },
{"andi", 0, INSN_CLASS_I, "d,s,j", MATCH_ANDI, MASK_ANDI, match_opcode, 0 },
{"and", 0, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_AND, MASK_C_AND, match_opcode, INSN_ALIAS },
{"and", 0, INSN_CLASS_C, "Cs,Ct,Cw", MATCH_C_AND, MASK_C_AND, match_opcode, INSN_ALIAS },
{"and", 0, INSN_CLASS_C, "Cs,Cw,Co", MATCH_C_ANDI, MASK_C_ANDI, match_opcode, INSN_ALIAS },
{"and", 0, INSN_CLASS_I, "d,s,t", MATCH_AND, MASK_AND, match_opcode, 0 },
{"and", 0, INSN_CLASS_I, "d,s,j", MATCH_ANDI, MASK_ANDI, match_opcode, INSN_ALIAS },
{"beqz", 0, INSN_CLASS_C, "Cs,Cp", MATCH_C_BEQZ, MASK_C_BEQZ, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"beqz", 0, INSN_CLASS_I, "s,p", MATCH_BEQ, MASK_BEQ | MASK_RS2, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"beq", 0, INSN_CLASS_C, "Cs,Cz,Cp", MATCH_C_BEQZ, MASK_C_BEQZ, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"beq", 0, INSN_CLASS_I, "s,t,p", MATCH_BEQ, MASK_BEQ, match_opcode, INSN_CONDBRANCH },
{"blez", 0, INSN_CLASS_I, "t,p", MATCH_BGE, MASK_BGE | MASK_RS1, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"bgez", 0, INSN_CLASS_I, "s,p", MATCH_BGE, MASK_BGE | MASK_RS2, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"bge", 0, INSN_CLASS_I, "s,t,p", MATCH_BGE, MASK_BGE, match_opcode, INSN_CONDBRANCH },
{"bgeu", 0, INSN_CLASS_I, "s,t,p", MATCH_BGEU, MASK_BGEU, match_opcode, INSN_CONDBRANCH },
{"ble", 0, INSN_CLASS_I, "t,s,p", MATCH_BGE, MASK_BGE, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"bleu", 0, INSN_CLASS_I, "t,s,p", MATCH_BGEU, MASK_BGEU, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"bltz", 0, INSN_CLASS_I, "s,p", MATCH_BLT, MASK_BLT | MASK_RS2, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"bgtz", 0, INSN_CLASS_I, "t,p", MATCH_BLT, MASK_BLT | MASK_RS1, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"blt", 0, INSN_CLASS_I, "s,t,p", MATCH_BLT, MASK_BLT, match_opcode, INSN_CONDBRANCH },
{"bltu", 0, INSN_CLASS_I, "s,t,p", MATCH_BLTU, MASK_BLTU, match_opcode, INSN_CONDBRANCH },
{"bgt", 0, INSN_CLASS_I, "t,s,p", MATCH_BLT, MASK_BLT, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"bgtu", 0, INSN_CLASS_I, "t,s,p", MATCH_BLTU, MASK_BLTU, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"bnez", 0, INSN_CLASS_C, "Cs,Cp", MATCH_C_BNEZ, MASK_C_BNEZ, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"bnez", 0, INSN_CLASS_I, "s,p", MATCH_BNE, MASK_BNE | MASK_RS2, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"bne", 0, INSN_CLASS_C, "Cs,Cz,Cp", MATCH_C_BNEZ, MASK_C_BNEZ, match_opcode, INSN_ALIAS|INSN_CONDBRANCH },
{"bne", 0, INSN_CLASS_I, "s,t,p", MATCH_BNE, MASK_BNE, match_opcode, INSN_CONDBRANCH },
{"addi", 0, INSN_CLASS_C, "Ct,Cc,CK", MATCH_C_ADDI4SPN, MASK_C_ADDI4SPN, match_c_addi4spn, INSN_ALIAS },
{"addi", 0, INSN_CLASS_C, "d,CU,Cj", MATCH_C_ADDI, MASK_C_ADDI, match_rd_nonzero, INSN_ALIAS },
{"addi", 0, INSN_CLASS_C, "d,CU,z", MATCH_C_NOP, MASK_C_ADDI | MASK_RVC_IMM, match_c_nop, INSN_ALIAS },
{"addi", 0, INSN_CLASS_C, "Cc,Cc,CL", MATCH_C_ADDI16SP, MASK_C_ADDI16SP, match_c_addi16sp, INSN_ALIAS },
{"addi", 0, INSN_CLASS_C, "d,Cz,Co", MATCH_C_LI, MASK_C_LI, match_rd_nonzero, INSN_ALIAS },
{"addi", 0, INSN_CLASS_I, "d,s,j", MATCH_ADDI, MASK_ADDI, match_opcode, 0 },
{"add", 0, INSN_CLASS_C, "d,CU,CV", MATCH_C_ADD, MASK_C_ADD, match_c_add, INSN_ALIAS },
{"add", 0, INSN_CLASS_C, "d,CV,CU", MATCH_C_ADD, MASK_C_ADD, match_c_add, INSN_ALIAS },
{"add", 0, INSN_CLASS_C, "d,CU,Co", MATCH_C_ADDI, MASK_C_ADDI, match_rd_nonzero, INSN_ALIAS },
{"add", 0, INSN_CLASS_C, "Ct,Cc,CK", MATCH_C_ADDI4SPN, MASK_C_ADDI4SPN, match_c_addi4spn, INSN_ALIAS },
{"add", 0, INSN_CLASS_C, "Cc,Cc,CL", MATCH_C_ADDI16SP, MASK_C_ADDI16SP, match_c_addi16sp, INSN_ALIAS },
{"add", 0, INSN_CLASS_C, "d,Cz,CV", MATCH_C_MV, MASK_C_MV, match_c_add, INSN_ALIAS },
{"add", 0, INSN_CLASS_I, "d,s,t", MATCH_ADD, MASK_ADD, match_opcode, 0 },
/* This is used for TLS, where the fourth arg is %tprel_add, to get a reloc
applied to an add instruction, for relaxation to use. */
{"add", 0, INSN_CLASS_I, "d,s,t,1",MATCH_ADD, MASK_ADD, match_opcode, 0 },
{"add", 0, INSN_CLASS_I, "d,s,j", MATCH_ADDI, MASK_ADDI, match_opcode, INSN_ALIAS },
{"la", 0, INSN_CLASS_I, "d,B", 0, (int) M_LA, match_never, INSN_MACRO },
{"lla", 0, INSN_CLASS_I, "d,B", 0, (int) M_LLA, match_never, INSN_MACRO },
{"la.tls.gd", 0, INSN_CLASS_I, "d,A", 0, (int) M_LA_TLS_GD, match_never, INSN_MACRO },
{"la.tls.ie", 0, INSN_CLASS_I, "d,A", 0, (int) M_LA_TLS_IE, match_never, INSN_MACRO },
{"neg", 0, INSN_CLASS_I, "d,t", MATCH_SUB, MASK_SUB | MASK_RS1, match_opcode, INSN_ALIAS }, /* sub 0 */
{"slli", 0, INSN_CLASS_C, "d,CU,C>", MATCH_C_SLLI, MASK_C_SLLI, match_slli_as_c_slli, INSN_ALIAS },
{"slli", 0, INSN_CLASS_I, "d,s,>", MATCH_SLLI, MASK_SLLI, match_opcode, 0 },
{"sll", 0, INSN_CLASS_C, "d,CU,C>", MATCH_C_SLLI, MASK_C_SLLI, match_slli_as_c_slli, INSN_ALIAS },
{"sll", 0, INSN_CLASS_I, "d,s,t", MATCH_SLL, MASK_SLL, match_opcode, 0 },
{"sll", 0, INSN_CLASS_I, "d,s,>", MATCH_SLLI, MASK_SLLI, match_opcode, INSN_ALIAS },
{"srli", 0, INSN_CLASS_C, "Cs,Cw,C>", MATCH_C_SRLI, MASK_C_SRLI, match_srxi_as_c_srxi, INSN_ALIAS },
{"srli", 0, INSN_CLASS_I, "d,s,>", MATCH_SRLI, MASK_SRLI, match_opcode, 0 },
{"srl", 0, INSN_CLASS_C, "Cs,Cw,C>", MATCH_C_SRLI, MASK_C_SRLI, match_srxi_as_c_srxi, INSN_ALIAS },
{"srl", 0, INSN_CLASS_I, "d,s,t", MATCH_SRL, MASK_SRL, match_opcode, 0 },
{"srl", 0, INSN_CLASS_I, "d,s,>", MATCH_SRLI, MASK_SRLI, match_opcode, INSN_ALIAS },
{"srai", 0, INSN_CLASS_C, "Cs,Cw,C>", MATCH_C_SRAI, MASK_C_SRAI, match_srxi_as_c_srxi, INSN_ALIAS },
{"srai", 0, INSN_CLASS_I, "d,s,>", MATCH_SRAI, MASK_SRAI, match_opcode, 0 },
{"sra", 0, INSN_CLASS_C, "Cs,Cw,C>", MATCH_C_SRAI, MASK_C_SRAI, match_srxi_as_c_srxi, INSN_ALIAS },
{"sra", 0, INSN_CLASS_I, "d,s,t", MATCH_SRA, MASK_SRA, match_opcode, 0 },
{"sra", 0, INSN_CLASS_I, "d,s,>", MATCH_SRAI, MASK_SRAI, match_opcode, INSN_ALIAS },
{"sub", 0, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_SUB, MASK_C_SUB, match_opcode, INSN_ALIAS },
{"sub", 0, INSN_CLASS_I, "d,s,t", MATCH_SUB, MASK_SUB, match_opcode, 0 },
{"lb", 0, INSN_CLASS_I, "d,o(s)", MATCH_LB, MASK_LB, match_opcode, INSN_DREF|INSN_1_BYTE },
{"lb", 0, INSN_CLASS_I, "d,A", 0, (int) M_LB, match_never, INSN_MACRO },
{"lbu", 0, INSN_CLASS_I, "d,o(s)", MATCH_LBU, MASK_LBU, match_opcode, INSN_DREF|INSN_1_BYTE },
{"lbu", 0, INSN_CLASS_I, "d,A", 0, (int) M_LBU, match_never, INSN_MACRO },
{"lh", 0, INSN_CLASS_I, "d,o(s)", MATCH_LH, MASK_LH, match_opcode, INSN_DREF|INSN_2_BYTE },
{"lh", 0, INSN_CLASS_I, "d,A", 0, (int) M_LH, match_never, INSN_MACRO },
{"lhu", 0, INSN_CLASS_I, "d,o(s)", MATCH_LHU, MASK_LHU, match_opcode, INSN_DREF|INSN_2_BYTE },
{"lhu", 0, INSN_CLASS_I, "d,A", 0, (int) M_LHU, match_never, INSN_MACRO },
{"lw", 0, INSN_CLASS_C, "d,Cm(Cc)", MATCH_C_LWSP, MASK_C_LWSP, match_rd_nonzero, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
{"lw", 0, INSN_CLASS_C, "Ct,Ck(Cs)", MATCH_C_LW, MASK_C_LW, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
{"lw", 0, INSN_CLASS_I, "d,o(s)", MATCH_LW, MASK_LW, match_opcode, INSN_DREF|INSN_4_BYTE },
{"lw", 0, INSN_CLASS_I, "d,A", 0, (int) M_LW, match_never, INSN_MACRO },
{"not", 0, INSN_CLASS_I, "d,s", MATCH_XORI | MASK_IMM, MASK_XORI | MASK_IMM, match_opcode, INSN_ALIAS },
{"ori", 0, INSN_CLASS_I, "d,s,j", MATCH_ORI, MASK_ORI, match_opcode, 0 },
{"or", 0, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_OR, MASK_C_OR, match_opcode, INSN_ALIAS },
{"or", 0, INSN_CLASS_C, "Cs,Ct,Cw", MATCH_C_OR, MASK_C_OR, match_opcode, INSN_ALIAS },
{"or", 0, INSN_CLASS_I, "d,s,t", MATCH_OR, MASK_OR, match_opcode, 0 },
{"or", 0, INSN_CLASS_I, "d,s,j", MATCH_ORI, MASK_ORI, match_opcode, INSN_ALIAS },
{"auipc", 0, INSN_CLASS_I, "d,u", MATCH_AUIPC, MASK_AUIPC, match_opcode, 0 },
{"seqz", 0, INSN_CLASS_I, "d,s", MATCH_SLTIU | ENCODE_ITYPE_IMM (1), MASK_SLTIU | MASK_IMM, match_opcode, INSN_ALIAS },
{"snez", 0, INSN_CLASS_I, "d,t", MATCH_SLTU, MASK_SLTU | MASK_RS1, match_opcode, INSN_ALIAS },
{"sltz", 0, INSN_CLASS_I, "d,s", MATCH_SLT, MASK_SLT | MASK_RS2, match_opcode, INSN_ALIAS },
{"sgtz", 0, INSN_CLASS_I, "d,t", MATCH_SLT, MASK_SLT | MASK_RS1, match_opcode, INSN_ALIAS },
{"slti", 0, INSN_CLASS_I, "d,s,j", MATCH_SLTI, MASK_SLTI, match_opcode, 0 },
{"slt", 0, INSN_CLASS_I, "d,s,t", MATCH_SLT, MASK_SLT, match_opcode, 0 },
{"slt", 0, INSN_CLASS_I, "d,s,j", MATCH_SLTI, MASK_SLTI, match_opcode, INSN_ALIAS },
{"sltiu", 0, INSN_CLASS_I, "d,s,j", MATCH_SLTIU, MASK_SLTIU, match_opcode, 0 },
{"sltu", 0, INSN_CLASS_I, "d,s,t", MATCH_SLTU, MASK_SLTU, match_opcode, 0 },
{"sltu", 0, INSN_CLASS_I, "d,s,j", MATCH_SLTIU, MASK_SLTIU, match_opcode, INSN_ALIAS },
{"sgt", 0, INSN_CLASS_I, "d,t,s", MATCH_SLT, MASK_SLT, match_opcode, INSN_ALIAS },
{"sgtu", 0, INSN_CLASS_I, "d,t,s", MATCH_SLTU, MASK_SLTU, match_opcode, INSN_ALIAS },
{"sb", 0, INSN_CLASS_I, "t,q(s)", MATCH_SB, MASK_SB, match_opcode, INSN_DREF|INSN_1_BYTE },
{"sb", 0, INSN_CLASS_I, "t,A,s", 0, (int) M_SB, match_never, INSN_MACRO },
{"sh", 0, INSN_CLASS_I, "t,q(s)", MATCH_SH, MASK_SH, match_opcode, INSN_DREF|INSN_2_BYTE },
{"sh", 0, INSN_CLASS_I, "t,A,s", 0, (int) M_SH, match_never, INSN_MACRO },
{"sw", 0, INSN_CLASS_C, "CV,CM(Cc)", MATCH_C_SWSP, MASK_C_SWSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
{"sw", 0, INSN_CLASS_C, "Ct,Ck(Cs)", MATCH_C_SW, MASK_C_SW, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
{"sw", 0, INSN_CLASS_I, "t,q(s)", MATCH_SW, MASK_SW, match_opcode, INSN_DREF|INSN_4_BYTE },
{"sw", 0, INSN_CLASS_I, "t,A,s", 0, (int) M_SW, match_never, INSN_MACRO },
{"fence", 0, INSN_CLASS_I, "", MATCH_FENCE | MASK_PRED | MASK_SUCC, MASK_FENCE | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, INSN_ALIAS },
{"fence", 0, INSN_CLASS_I, "P,Q", MATCH_FENCE, MASK_FENCE | MASK_RD | MASK_RS1 | (MASK_IMM & ~MASK_PRED & ~MASK_SUCC), match_opcode, 0 },
{"fence.i", 0, INSN_CLASS_I, "", MATCH_FENCE_I, MASK_FENCE | MASK_RD | MASK_RS1 | MASK_IMM, match_opcode, 0 },
{"fence.tso", 0, INSN_CLASS_I, "", MATCH_FENCE_TSO, MASK_FENCE_TSO | MASK_RD | MASK_RS1, match_opcode, INSN_ALIAS },
{"rdcycle", 0, INSN_CLASS_I, "d", MATCH_RDCYCLE, MASK_RDCYCLE, match_opcode, INSN_ALIAS },
{"rdinstret", 0, INSN_CLASS_I, "d", MATCH_RDINSTRET, MASK_RDINSTRET, match_opcode, INSN_ALIAS },
{"rdtime", 0, INSN_CLASS_I, "d", MATCH_RDTIME, MASK_RDTIME, match_opcode, INSN_ALIAS },
{"rdcycleh", 32, INSN_CLASS_I, "d", MATCH_RDCYCLEH, MASK_RDCYCLEH, match_opcode, INSN_ALIAS },
{"rdinstreth", 32, INSN_CLASS_I, "d", MATCH_RDINSTRETH, MASK_RDINSTRETH, match_opcode, INSN_ALIAS },
{"rdtimeh", 32, INSN_CLASS_I, "d", MATCH_RDTIMEH, MASK_RDTIMEH, match_opcode, INSN_ALIAS },
{"ecall", 0, INSN_CLASS_I, "", MATCH_SCALL, MASK_SCALL, match_opcode, 0 },
{"scall", 0, INSN_CLASS_I, "", MATCH_SCALL, MASK_SCALL, match_opcode, 0 },
{"xori", 0, INSN_CLASS_I, "d,s,j", MATCH_XORI, MASK_XORI, match_opcode, 0 },
{"xor", 0, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_XOR, MASK_C_XOR, match_opcode, INSN_ALIAS },
{"xor", 0, INSN_CLASS_C, "Cs,Ct,Cw", MATCH_C_XOR, MASK_C_XOR, match_opcode, INSN_ALIAS },
{"xor", 0, INSN_CLASS_I, "d,s,t", MATCH_XOR, MASK_XOR, match_opcode, 0 },
{"xor", 0, INSN_CLASS_I, "d,s,j", MATCH_XORI, MASK_XORI, match_opcode, INSN_ALIAS },
{"lwu", 64, INSN_CLASS_I, "d,o(s)", MATCH_LWU, MASK_LWU, match_opcode, INSN_DREF|INSN_4_BYTE },
{"lwu", 64, INSN_CLASS_I, "d,A", 0, (int) M_LWU, match_never, INSN_MACRO },
{"ld", 64, INSN_CLASS_C, "d,Cn(Cc)", MATCH_C_LDSP, MASK_C_LDSP, match_rd_nonzero, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
{"ld", 64, INSN_CLASS_C, "Ct,Cl(Cs)", MATCH_C_LD, MASK_C_LD, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
{"ld", 64, INSN_CLASS_I, "d,o(s)", MATCH_LD, MASK_LD, match_opcode, INSN_DREF|INSN_8_BYTE },
{"ld", 64, INSN_CLASS_I, "d,A", 0, (int) M_LD, match_never, INSN_MACRO },
{"sd", 64, INSN_CLASS_C, "CV,CN(Cc)", MATCH_C_SDSP, MASK_C_SDSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
{"sd", 64, INSN_CLASS_C, "Ct,Cl(Cs)", MATCH_C_SD, MASK_C_SD, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
{"sd", 64, INSN_CLASS_I, "t,q(s)", MATCH_SD, MASK_SD, match_opcode, INSN_DREF|INSN_8_BYTE },
{"sd", 64, INSN_CLASS_I, "t,A,s", 0, (int) M_SD, match_never, INSN_MACRO },
{"sext.w", 64, INSN_CLASS_C, "d,CU", MATCH_C_ADDIW, MASK_C_ADDIW | MASK_RVC_IMM, match_rd_nonzero, INSN_ALIAS },
{"sext.w", 64, INSN_CLASS_I, "d,s", MATCH_ADDIW, MASK_ADDIW | MASK_IMM, match_opcode, INSN_ALIAS },
{"addiw", 64, INSN_CLASS_C, "d,CU,Co", MATCH_C_ADDIW, MASK_C_ADDIW, match_rd_nonzero, INSN_ALIAS },
{"addiw", 64, INSN_CLASS_I, "d,s,j", MATCH_ADDIW, MASK_ADDIW, match_opcode, 0 },
{"addw", 64, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_ADDW, MASK_C_ADDW, match_opcode, INSN_ALIAS },
{"addw", 64, INSN_CLASS_C, "Cs,Ct,Cw", MATCH_C_ADDW, MASK_C_ADDW, match_opcode, INSN_ALIAS },
{"addw", 64, INSN_CLASS_C, "d,CU,Co", MATCH_C_ADDIW, MASK_C_ADDIW, match_rd_nonzero, INSN_ALIAS },
{"addw", 64, INSN_CLASS_I, "d,s,t", MATCH_ADDW, MASK_ADDW, match_opcode, 0 },
{"addw", 64, INSN_CLASS_I, "d,s,j", MATCH_ADDIW, MASK_ADDIW, match_opcode, INSN_ALIAS },
{"negw", 64, INSN_CLASS_I, "d,t", MATCH_SUBW, MASK_SUBW | MASK_RS1, match_opcode, INSN_ALIAS }, /* sub 0 */
{"slliw", 64, INSN_CLASS_I, "d,s,<", MATCH_SLLIW, MASK_SLLIW, match_opcode, 0 },
{"sllw", 64, INSN_CLASS_I, "d,s,t", MATCH_SLLW, MASK_SLLW, match_opcode, 0 },
{"sllw", 64, INSN_CLASS_I, "d,s,<", MATCH_SLLIW, MASK_SLLIW, match_opcode, INSN_ALIAS },
{"srliw", 64, INSN_CLASS_I, "d,s,<", MATCH_SRLIW, MASK_SRLIW, match_opcode, 0 },
{"srlw", 64, INSN_CLASS_I, "d,s,t", MATCH_SRLW, MASK_SRLW, match_opcode, 0 },
{"srlw", 64, INSN_CLASS_I, "d,s,<", MATCH_SRLIW, MASK_SRLIW, match_opcode, INSN_ALIAS },
{"sraiw", 64, INSN_CLASS_I, "d,s,<", MATCH_SRAIW, MASK_SRAIW, match_opcode, 0 },
{"sraw", 64, INSN_CLASS_I, "d,s,t", MATCH_SRAW, MASK_SRAW, match_opcode, 0 },
{"sraw", 64, INSN_CLASS_I, "d,s,<", MATCH_SRAIW, MASK_SRAIW, match_opcode, INSN_ALIAS },
{"subw", 64, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_SUBW, MASK_C_SUBW, match_opcode, INSN_ALIAS },
{"subw", 64, INSN_CLASS_I, "d,s,t", MATCH_SUBW, MASK_SUBW, match_opcode, 0 },
/* Atomic memory operation instruction subset */
{"lr.w", 0, INSN_CLASS_A, "d,0(s)", MATCH_LR_W, MASK_LR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"sc.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_SC_W, MASK_SC_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoadd.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOADD_W, MASK_AMOADD_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoswap.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOSWAP_W, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoand.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOAND_W, MASK_AMOAND_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoor.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOOR_W, MASK_AMOOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoxor.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOXOR_W, MASK_AMOXOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomax.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAX_W, MASK_AMOMAX_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomaxu.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAXU_W, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomin.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMIN_W, MASK_AMOMIN_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amominu.w", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMINU_W, MASK_AMOMINU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"lr.w.aq", 0, INSN_CLASS_A, "d,0(s)", MATCH_LR_W | MASK_AQ, MASK_LR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"sc.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_SC_W | MASK_AQ, MASK_SC_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoadd.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOADD_W | MASK_AQ, MASK_AMOADD_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoswap.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOSWAP_W | MASK_AQ, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoand.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOAND_W | MASK_AQ, MASK_AMOAND_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoor.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOOR_W | MASK_AQ, MASK_AMOOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoxor.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOXOR_W | MASK_AQ, MASK_AMOXOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomax.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAX_W | MASK_AQ, MASK_AMOMAX_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomaxu.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAXU_W | MASK_AQ, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomin.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMIN_W | MASK_AQ, MASK_AMOMIN_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amominu.w.aq", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMINU_W | MASK_AQ, MASK_AMOMINU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"lr.w.rl", 0, INSN_CLASS_A, "d,0(s)", MATCH_LR_W | MASK_RL, MASK_LR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"sc.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_SC_W | MASK_RL, MASK_SC_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoadd.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOADD_W | MASK_RL, MASK_AMOADD_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoswap.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOSWAP_W | MASK_RL, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoand.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOAND_W | MASK_RL, MASK_AMOAND_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoor.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOOR_W | MASK_RL, MASK_AMOOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoxor.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOXOR_W | MASK_RL, MASK_AMOXOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomax.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAX_W | MASK_RL, MASK_AMOMAX_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomaxu.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAXU_W | MASK_RL, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomin.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMIN_W | MASK_RL, MASK_AMOMIN_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amominu.w.rl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMINU_W | MASK_RL, MASK_AMOMINU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"lr.w.aqrl", 0, INSN_CLASS_A, "d,0(s)", MATCH_LR_W | MASK_AQRL, MASK_LR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"sc.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_SC_W | MASK_AQRL, MASK_SC_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoadd.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOADD_W | MASK_AQRL, MASK_AMOADD_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoswap.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOSWAP_W | MASK_AQRL, MASK_AMOSWAP_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoand.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOAND_W | MASK_AQRL, MASK_AMOAND_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoor.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOOR_W | MASK_AQRL, MASK_AMOOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amoxor.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOXOR_W | MASK_AQRL, MASK_AMOXOR_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomax.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAX_W | MASK_AQRL, MASK_AMOMAX_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomaxu.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMAXU_W | MASK_AQRL, MASK_AMOMAXU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amomin.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMIN_W | MASK_AQRL, MASK_AMOMIN_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"amominu.w.aqrl", 0, INSN_CLASS_A, "d,t,0(s)", MATCH_AMOMINU_W | MASK_AQRL, MASK_AMOMINU_W | MASK_AQRL, match_opcode, INSN_DREF|INSN_4_BYTE },
{"lr.d", 64, INSN_CLASS_A , "d,0(s)", MATCH_LR_D, MASK_LR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"sc.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_SC_D, MASK_SC_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoadd.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOADD_D, MASK_AMOADD_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoswap.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOSWAP_D, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoand.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOAND_D, MASK_AMOAND_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoor.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOOR_D, MASK_AMOOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoxor.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOXOR_D, MASK_AMOXOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomax.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAX_D, MASK_AMOMAX_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomaxu.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAXU_D, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomin.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMIN_D, MASK_AMOMIN_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amominu.d", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMINU_D, MASK_AMOMINU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"lr.d.aq", 64, INSN_CLASS_A , "d,0(s)", MATCH_LR_D | MASK_AQ, MASK_LR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"sc.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_SC_D | MASK_AQ, MASK_SC_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoadd.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOADD_D | MASK_AQ, MASK_AMOADD_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoswap.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOSWAP_D | MASK_AQ, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoand.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOAND_D | MASK_AQ, MASK_AMOAND_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoor.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOOR_D | MASK_AQ, MASK_AMOOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoxor.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOXOR_D | MASK_AQ, MASK_AMOXOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomax.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAX_D | MASK_AQ, MASK_AMOMAX_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomaxu.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAXU_D | MASK_AQ, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomin.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMIN_D | MASK_AQ, MASK_AMOMIN_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amominu.d.aq", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMINU_D | MASK_AQ, MASK_AMOMINU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"lr.d.rl", 64, INSN_CLASS_A , "d,0(s)", MATCH_LR_D | MASK_RL, MASK_LR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"sc.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_SC_D | MASK_RL, MASK_SC_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoadd.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOADD_D | MASK_RL, MASK_AMOADD_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoswap.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOSWAP_D | MASK_RL, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoand.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOAND_D | MASK_RL, MASK_AMOAND_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoor.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOOR_D | MASK_RL, MASK_AMOOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoxor.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOXOR_D | MASK_RL, MASK_AMOXOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomax.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAX_D | MASK_RL, MASK_AMOMAX_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomaxu.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAXU_D | MASK_RL, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomin.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMIN_D | MASK_RL, MASK_AMOMIN_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amominu.d.rl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMINU_D | MASK_RL, MASK_AMOMINU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"lr.d.aqrl", 64, INSN_CLASS_A , "d,0(s)", MATCH_LR_D | MASK_AQRL, MASK_LR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"sc.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_SC_D | MASK_AQRL, MASK_SC_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoadd.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOADD_D | MASK_AQRL, MASK_AMOADD_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoswap.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOSWAP_D | MASK_AQRL, MASK_AMOSWAP_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoand.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOAND_D | MASK_AQRL, MASK_AMOAND_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoor.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOOR_D | MASK_AQRL, MASK_AMOOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amoxor.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOXOR_D | MASK_AQRL, MASK_AMOXOR_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomax.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAX_D | MASK_AQRL, MASK_AMOMAX_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomaxu.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMAXU_D | MASK_AQRL, MASK_AMOMAXU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amomin.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMIN_D | MASK_AQRL, MASK_AMOMIN_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
{"amominu.d.aqrl", 64, INSN_CLASS_A , "d,t,0(s)", MATCH_AMOMINU_D | MASK_AQRL, MASK_AMOMINU_D | MASK_AQRL, match_opcode, INSN_DREF|INSN_8_BYTE },
/* Multiply/Divide instruction subset */
{"mul", 0, INSN_CLASS_M, "d,s,t", MATCH_MUL, MASK_MUL, match_opcode, 0 },
{"mulh", 0, INSN_CLASS_M, "d,s,t", MATCH_MULH, MASK_MULH, match_opcode, 0 },
{"mulhu", 0, INSN_CLASS_M, "d,s,t", MATCH_MULHU, MASK_MULHU, match_opcode, 0 },
{"mulhsu", 0, INSN_CLASS_M, "d,s,t", MATCH_MULHSU, MASK_MULHSU, match_opcode, 0 },
{"div", 0, INSN_CLASS_M, "d,s,t", MATCH_DIV, MASK_DIV, match_opcode, 0 },
{"divu", 0, INSN_CLASS_M, "d,s,t", MATCH_DIVU, MASK_DIVU, match_opcode, 0 },
{"rem", 0, INSN_CLASS_M, "d,s,t", MATCH_REM, MASK_REM, match_opcode, 0 },
{"remu", 0, INSN_CLASS_M, "d,s,t", MATCH_REMU, MASK_REMU, match_opcode, 0 },
{"mulw", 64, INSN_CLASS_M, "d,s,t", MATCH_MULW, MASK_MULW, match_opcode, 0 },
{"divw", 64, INSN_CLASS_M, "d,s,t", MATCH_DIVW, MASK_DIVW, match_opcode, 0 },
{"divuw", 64, INSN_CLASS_M, "d,s,t", MATCH_DIVUW, MASK_DIVUW, match_opcode, 0 },
{"remw", 64, INSN_CLASS_M, "d,s,t", MATCH_REMW, MASK_REMW, match_opcode, 0 },
{"remuw", 64, INSN_CLASS_M, "d,s,t", MATCH_REMUW, MASK_REMUW, match_opcode, 0 },
/* Single-precision floating-point instruction subset */
{"frcsr", 0, INSN_CLASS_F, "d", MATCH_FRCSR, MASK_FRCSR, match_opcode, INSN_ALIAS },
{"frsr", 0, INSN_CLASS_F, "d", MATCH_FRCSR, MASK_FRCSR, match_opcode, INSN_ALIAS },
{"fscsr", 0, INSN_CLASS_F, "s", MATCH_FSCSR, MASK_FSCSR | MASK_RD, match_opcode, INSN_ALIAS },
{"fscsr", 0, INSN_CLASS_F, "d,s", MATCH_FSCSR, MASK_FSCSR, match_opcode, INSN_ALIAS },
{"fssr", 0, INSN_CLASS_F, "s", MATCH_FSCSR, MASK_FSCSR | MASK_RD, match_opcode, INSN_ALIAS },
{"fssr", 0, INSN_CLASS_F, "d,s", MATCH_FSCSR, MASK_FSCSR, match_opcode, INSN_ALIAS },
{"frrm", 0, INSN_CLASS_F, "d", MATCH_FRRM, MASK_FRRM, match_opcode, INSN_ALIAS },
{"fsrm", 0, INSN_CLASS_F, "s", MATCH_FSRM, MASK_FSRM | MASK_RD, match_opcode, INSN_ALIAS },
{"fsrm", 0, INSN_CLASS_F, "d,s", MATCH_FSRM, MASK_FSRM, match_opcode, INSN_ALIAS },
{"fsrmi", 0, INSN_CLASS_F, "d,Z", MATCH_FSRMI, MASK_FSRMI, match_opcode, INSN_ALIAS },
{"fsrmi", 0, INSN_CLASS_F, "Z", MATCH_FSRMI, MASK_FSRMI | MASK_RD, match_opcode, INSN_ALIAS },
{"frflags", 0, INSN_CLASS_F, "d", MATCH_FRFLAGS, MASK_FRFLAGS, match_opcode, INSN_ALIAS },
{"fsflags", 0, INSN_CLASS_F, "s", MATCH_FSFLAGS, MASK_FSFLAGS | MASK_RD, match_opcode, INSN_ALIAS },
{"fsflags", 0, INSN_CLASS_F, "d,s", MATCH_FSFLAGS, MASK_FSFLAGS, match_opcode, INSN_ALIAS },
{"fsflagsi", 0, INSN_CLASS_F, "d,Z", MATCH_FSFLAGSI, MASK_FSFLAGSI, match_opcode, INSN_ALIAS },
{"fsflagsi", 0, INSN_CLASS_F, "Z", MATCH_FSFLAGSI, MASK_FSFLAGSI | MASK_RD, match_opcode, INSN_ALIAS },
{"flw", 32, INSN_CLASS_F_AND_C, "D,Cm(Cc)", MATCH_C_FLWSP, MASK_C_FLWSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
{"flw", 32, INSN_CLASS_F_AND_C, "CD,Ck(Cs)", MATCH_C_FLW, MASK_C_FLW, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
{"flw", 0, INSN_CLASS_F, "D,o(s)", MATCH_FLW, MASK_FLW, match_opcode, INSN_DREF|INSN_4_BYTE },
{"flw", 0, INSN_CLASS_F, "D,A,s", 0, (int) M_FLW, match_never, INSN_MACRO },
{"fsw", 32, INSN_CLASS_F_AND_C, "CT,CM(Cc)", MATCH_C_FSWSP, MASK_C_FSWSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
{"fsw", 32, INSN_CLASS_F_AND_C, "CD,Ck(Cs)", MATCH_C_FSW, MASK_C_FSW, match_opcode, INSN_ALIAS|INSN_DREF|INSN_4_BYTE },
{"fsw", 0, INSN_CLASS_F, "T,q(s)", MATCH_FSW, MASK_FSW, match_opcode, INSN_DREF|INSN_4_BYTE },
{"fsw", 0, INSN_CLASS_F, "T,A,s", 0, (int) M_FSW, match_never, INSN_MACRO },
{"fmv.x.w", 0, INSN_CLASS_F, "d,S", MATCH_FMV_X_S, MASK_FMV_X_S, match_opcode, 0 },
{"fmv.w.x", 0, INSN_CLASS_F, "D,s", MATCH_FMV_S_X, MASK_FMV_S_X, match_opcode, 0 },
{"fmv.x.s", 0, INSN_CLASS_F, "d,S", MATCH_FMV_X_S, MASK_FMV_X_S, match_opcode, 0 },
{"fmv.s.x", 0, INSN_CLASS_F, "D,s", MATCH_FMV_S_X, MASK_FMV_S_X, match_opcode, 0 },
{"fmv.s", 0, INSN_CLASS_F, "D,U", MATCH_FSGNJ_S, MASK_FSGNJ_S, match_rs1_eq_rs2, INSN_ALIAS },
{"fneg.s", 0, INSN_CLASS_F, "D,U", MATCH_FSGNJN_S, MASK_FSGNJN_S, match_rs1_eq_rs2, INSN_ALIAS },
{"fabs.s", 0, INSN_CLASS_F, "D,U", MATCH_FSGNJX_S, MASK_FSGNJX_S, match_rs1_eq_rs2, INSN_ALIAS },
{"fsgnj.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FSGNJ_S, MASK_FSGNJ_S, match_opcode, 0 },
{"fsgnjn.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FSGNJN_S, MASK_FSGNJN_S, match_opcode, 0 },
{"fsgnjx.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FSGNJX_S, MASK_FSGNJX_S, match_opcode, 0 },
{"fadd.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FADD_S | MASK_RM, MASK_FADD_S | MASK_RM, match_opcode, 0 },
{"fadd.s", 0, INSN_CLASS_F, "D,S,T,m", MATCH_FADD_S, MASK_FADD_S, match_opcode, 0 },
{"fsub.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FSUB_S | MASK_RM, MASK_FSUB_S | MASK_RM, match_opcode, 0 },
{"fsub.s", 0, INSN_CLASS_F, "D,S,T,m", MATCH_FSUB_S, MASK_FSUB_S, match_opcode, 0 },
{"fmul.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FMUL_S | MASK_RM, MASK_FMUL_S | MASK_RM, match_opcode, 0 },
{"fmul.s", 0, INSN_CLASS_F, "D,S,T,m", MATCH_FMUL_S, MASK_FMUL_S, match_opcode, 0 },
{"fdiv.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FDIV_S | MASK_RM, MASK_FDIV_S | MASK_RM, match_opcode, 0 },
{"fdiv.s", 0, INSN_CLASS_F, "D,S,T,m", MATCH_FDIV_S, MASK_FDIV_S, match_opcode, 0 },
{"fsqrt.s", 0, INSN_CLASS_F, "D,S", MATCH_FSQRT_S | MASK_RM, MASK_FSQRT_S | MASK_RM, match_opcode, 0 },
{"fsqrt.s", 0, INSN_CLASS_F, "D,S,m", MATCH_FSQRT_S, MASK_FSQRT_S, match_opcode, 0 },
{"fmin.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FMIN_S, MASK_FMIN_S, match_opcode, 0 },
{"fmax.s", 0, INSN_CLASS_F, "D,S,T", MATCH_FMAX_S, MASK_FMAX_S, match_opcode, 0 },
{"fmadd.s", 0, INSN_CLASS_F, "D,S,T,R", MATCH_FMADD_S | MASK_RM, MASK_FMADD_S | MASK_RM, match_opcode, 0 },
{"fmadd.s", 0, INSN_CLASS_F, "D,S,T,R,m", MATCH_FMADD_S, MASK_FMADD_S, match_opcode, 0 },
{"fnmadd.s", 0, INSN_CLASS_F, "D,S,T,R", MATCH_FNMADD_S | MASK_RM, MASK_FNMADD_S | MASK_RM, match_opcode, 0 },
{"fnmadd.s", 0, INSN_CLASS_F, "D,S,T,R,m", MATCH_FNMADD_S, MASK_FNMADD_S, match_opcode, 0 },
{"fmsub.s", 0, INSN_CLASS_F, "D,S,T,R", MATCH_FMSUB_S | MASK_RM, MASK_FMSUB_S | MASK_RM, match_opcode, 0 },
{"fmsub.s", 0, INSN_CLASS_F, "D,S,T,R,m", MATCH_FMSUB_S, MASK_FMSUB_S, match_opcode, 0 },
{"fnmsub.s", 0, INSN_CLASS_F, "D,S,T,R", MATCH_FNMSUB_S | MASK_RM, MASK_FNMSUB_S | MASK_RM, match_opcode, 0 },
{"fnmsub.s", 0, INSN_CLASS_F, "D,S,T,R,m", MATCH_FNMSUB_S, MASK_FNMSUB_S, match_opcode, 0 },
{"fcvt.w.s", 0, INSN_CLASS_F, "d,S", MATCH_FCVT_W_S | MASK_RM, MASK_FCVT_W_S | MASK_RM, match_opcode, 0 },
{"fcvt.w.s", 0, INSN_CLASS_F, "d,S,m", MATCH_FCVT_W_S, MASK_FCVT_W_S, match_opcode, 0 },
{"fcvt.wu.s", 0, INSN_CLASS_F, "d,S", MATCH_FCVT_WU_S | MASK_RM, MASK_FCVT_WU_S | MASK_RM, match_opcode, 0 },
{"fcvt.wu.s", 0, INSN_CLASS_F, "d,S,m", MATCH_FCVT_WU_S, MASK_FCVT_WU_S, match_opcode, 0 },
{"fcvt.s.w", 0, INSN_CLASS_F, "D,s", MATCH_FCVT_S_W | MASK_RM, MASK_FCVT_S_W | MASK_RM, match_opcode, 0 },
{"fcvt.s.w", 0, INSN_CLASS_F, "D,s,m", MATCH_FCVT_S_W, MASK_FCVT_S_W, match_opcode, 0 },
{"fcvt.s.wu", 0, INSN_CLASS_F, "D,s", MATCH_FCVT_S_WU | MASK_RM, MASK_FCVT_S_W | MASK_RM, match_opcode, 0 },
{"fcvt.s.wu", 0, INSN_CLASS_F, "D,s,m", MATCH_FCVT_S_WU, MASK_FCVT_S_WU, match_opcode, 0 },
{"fclass.s", 0, INSN_CLASS_F, "d,S", MATCH_FCLASS_S, MASK_FCLASS_S, match_opcode, 0 },
{"feq.s", 0, INSN_CLASS_F, "d,S,T", MATCH_FEQ_S, MASK_FEQ_S, match_opcode, 0 },
{"flt.s", 0, INSN_CLASS_F, "d,S,T", MATCH_FLT_S, MASK_FLT_S, match_opcode, 0 },
{"fle.s", 0, INSN_CLASS_F, "d,S,T", MATCH_FLE_S, MASK_FLE_S, match_opcode, 0 },
{"fgt.s", 0, INSN_CLASS_F, "d,T,S", MATCH_FLT_S, MASK_FLT_S, match_opcode, 0 },
{"fge.s", 0, INSN_CLASS_F, "d,T,S", MATCH_FLE_S, MASK_FLE_S, match_opcode, 0 },
{"fcvt.l.s", 64, INSN_CLASS_F, "d,S", MATCH_FCVT_L_S | MASK_RM, MASK_FCVT_L_S | MASK_RM, match_opcode, 0 },
{"fcvt.l.s", 64, INSN_CLASS_F, "d,S,m", MATCH_FCVT_L_S, MASK_FCVT_L_S, match_opcode, 0 },
{"fcvt.lu.s", 64, INSN_CLASS_F, "d,S", MATCH_FCVT_LU_S | MASK_RM, MASK_FCVT_LU_S | MASK_RM, match_opcode, 0 },
{"fcvt.lu.s", 64, INSN_CLASS_F, "d,S,m", MATCH_FCVT_LU_S, MASK_FCVT_LU_S, match_opcode, 0 },
{"fcvt.s.l", 64, INSN_CLASS_F, "D,s", MATCH_FCVT_S_L | MASK_RM, MASK_FCVT_S_L | MASK_RM, match_opcode, 0 },
{"fcvt.s.l", 64, INSN_CLASS_F, "D,s,m", MATCH_FCVT_S_L, MASK_FCVT_S_L, match_opcode, 0 },
{"fcvt.s.lu", 64, INSN_CLASS_F, "D,s", MATCH_FCVT_S_LU | MASK_RM, MASK_FCVT_S_L | MASK_RM, match_opcode, 0 },
{"fcvt.s.lu", 64, INSN_CLASS_F, "D,s,m", MATCH_FCVT_S_LU, MASK_FCVT_S_LU, match_opcode, 0 },
/* Double-precision floating-point instruction subset */
{"fld", 0, INSN_CLASS_D_AND_C, "D,Cn(Cc)", MATCH_C_FLDSP, MASK_C_FLDSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
{"fld", 0, INSN_CLASS_D_AND_C, "CD,Cl(Cs)", MATCH_C_FLD, MASK_C_FLD, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
{"fld", 0, INSN_CLASS_D, "D,o(s)", MATCH_FLD, MASK_FLD, match_opcode, INSN_DREF|INSN_8_BYTE },
{"fld", 0, INSN_CLASS_D, "D,A,s", 0, (int) M_FLD, match_never, INSN_MACRO },
{"fsd", 0, INSN_CLASS_D_AND_C, "CT,CN(Cc)", MATCH_C_FSDSP, MASK_C_FSDSP, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
{"fsd", 0, INSN_CLASS_D_AND_C, "CD,Cl(Cs)", MATCH_C_FSD, MASK_C_FSD, match_opcode, INSN_ALIAS|INSN_DREF|INSN_8_BYTE },
{"fsd", 0, INSN_CLASS_D, "T,q(s)", MATCH_FSD, MASK_FSD, match_opcode, INSN_DREF|INSN_8_BYTE },
{"fsd", 0, INSN_CLASS_D, "T,A,s", 0, (int) M_FSD, match_never, INSN_MACRO },
{"fmv.d", 0, INSN_CLASS_D, "D,U", MATCH_FSGNJ_D, MASK_FSGNJ_D, match_rs1_eq_rs2, INSN_ALIAS },
{"fneg.d", 0, INSN_CLASS_D, "D,U", MATCH_FSGNJN_D, MASK_FSGNJN_D, match_rs1_eq_rs2, INSN_ALIAS },
{"fabs.d", 0, INSN_CLASS_D, "D,U", MATCH_FSGNJX_D, MASK_FSGNJX_D, match_rs1_eq_rs2, INSN_ALIAS },
{"fsgnj.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FSGNJ_D, MASK_FSGNJ_D, match_opcode, 0 },
{"fsgnjn.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FSGNJN_D, MASK_FSGNJN_D, match_opcode, 0 },
{"fsgnjx.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FSGNJX_D, MASK_FSGNJX_D, match_opcode, 0 },
{"fadd.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FADD_D | MASK_RM, MASK_FADD_D | MASK_RM, match_opcode, 0 },
{"fadd.d", 0, INSN_CLASS_D, "D,S,T,m", MATCH_FADD_D, MASK_FADD_D, match_opcode, 0 },
{"fsub.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FSUB_D | MASK_RM, MASK_FSUB_D | MASK_RM, match_opcode, 0 },
{"fsub.d", 0, INSN_CLASS_D, "D,S,T,m", MATCH_FSUB_D, MASK_FSUB_D, match_opcode, 0 },
{"fmul.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FMUL_D | MASK_RM, MASK_FMUL_D | MASK_RM, match_opcode, 0 },
{"fmul.d", 0, INSN_CLASS_D, "D,S,T,m", MATCH_FMUL_D, MASK_FMUL_D, match_opcode, 0 },
{"fdiv.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FDIV_D | MASK_RM, MASK_FDIV_D | MASK_RM, match_opcode, 0 },
{"fdiv.d", 0, INSN_CLASS_D, "D,S,T,m", MATCH_FDIV_D, MASK_FDIV_D, match_opcode, 0 },
{"fsqrt.d", 0, INSN_CLASS_D, "D,S", MATCH_FSQRT_D | MASK_RM, MASK_FSQRT_D | MASK_RM, match_opcode, 0 },
{"fsqrt.d", 0, INSN_CLASS_D, "D,S,m", MATCH_FSQRT_D, MASK_FSQRT_D, match_opcode, 0 },
{"fmin.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FMIN_D, MASK_FMIN_D, match_opcode, 0 },
{"fmax.d", 0, INSN_CLASS_D, "D,S,T", MATCH_FMAX_D, MASK_FMAX_D, match_opcode, 0 },
{"fmadd.d", 0, INSN_CLASS_D, "D,S,T,R", MATCH_FMADD_D | MASK_RM, MASK_FMADD_D | MASK_RM, match_opcode, 0 },
{"fmadd.d", 0, INSN_CLASS_D, "D,S,T,R,m", MATCH_FMADD_D, MASK_FMADD_D, match_opcode, 0 },
{"fnmadd.d", 0, INSN_CLASS_D, "D,S,T,R", MATCH_FNMADD_D | MASK_RM, MASK_FNMADD_D | MASK_RM, match_opcode, 0 },
{"fnmadd.d", 0, INSN_CLASS_D, "D,S,T,R,m", MATCH_FNMADD_D, MASK_FNMADD_D, match_opcode, 0 },
{"fmsub.d", 0, INSN_CLASS_D, "D,S,T,R", MATCH_FMSUB_D | MASK_RM, MASK_FMSUB_D | MASK_RM, match_opcode, 0 },
{"fmsub.d", 0, INSN_CLASS_D, "D,S,T,R,m", MATCH_FMSUB_D, MASK_FMSUB_D, match_opcode, 0 },
{"fnmsub.d", 0, INSN_CLASS_D, "D,S,T,R", MATCH_FNMSUB_D | MASK_RM, MASK_FNMSUB_D | MASK_RM, match_opcode, 0 },
{"fnmsub.d", 0, INSN_CLASS_D, "D,S,T,R,m", MATCH_FNMSUB_D, MASK_FNMSUB_D, match_opcode, 0 },
{"fcvt.w.d", 0, INSN_CLASS_D, "d,S", MATCH_FCVT_W_D | MASK_RM, MASK_FCVT_W_D | MASK_RM, match_opcode, 0 },
{"fcvt.w.d", 0, INSN_CLASS_D, "d,S,m", MATCH_FCVT_W_D, MASK_FCVT_W_D, match_opcode, 0 },
{"fcvt.wu.d", 0, INSN_CLASS_D, "d,S", MATCH_FCVT_WU_D | MASK_RM, MASK_FCVT_WU_D | MASK_RM, match_opcode, 0 },
{"fcvt.wu.d", 0, INSN_CLASS_D, "d,S,m", MATCH_FCVT_WU_D, MASK_FCVT_WU_D, match_opcode, 0 },
{"fcvt.d.w", 0, INSN_CLASS_D, "D,s", MATCH_FCVT_D_W, MASK_FCVT_D_W | MASK_RM, match_opcode, 0 },
{"fcvt.d.wu", 0, INSN_CLASS_D, "D,s", MATCH_FCVT_D_WU, MASK_FCVT_D_WU | MASK_RM, match_opcode, 0 },
{"fcvt.d.s", 0, INSN_CLASS_D, "D,S", MATCH_FCVT_D_S, MASK_FCVT_D_S | MASK_RM, match_opcode, 0 },
{"fcvt.s.d", 0, INSN_CLASS_D, "D,S", MATCH_FCVT_S_D | MASK_RM, MASK_FCVT_S_D | MASK_RM, match_opcode, 0 },
{"fcvt.s.d", 0, INSN_CLASS_D, "D,S,m", MATCH_FCVT_S_D, MASK_FCVT_S_D, match_opcode, 0 },
{"fclass.d", 0, INSN_CLASS_D, "d,S", MATCH_FCLASS_D, MASK_FCLASS_D, match_opcode, 0 },
{"feq.d", 0, INSN_CLASS_D, "d,S,T", MATCH_FEQ_D, MASK_FEQ_D, match_opcode, 0 },
{"flt.d", 0, INSN_CLASS_D, "d,S,T", MATCH_FLT_D, MASK_FLT_D, match_opcode, 0 },
{"fle.d", 0, INSN_CLASS_D, "d,S,T", MATCH_FLE_D, MASK_FLE_D, match_opcode, 0 },
{"fgt.d", 0, INSN_CLASS_D, "d,T,S", MATCH_FLT_D, MASK_FLT_D, match_opcode, 0 },
{"fge.d", 0, INSN_CLASS_D, "d,T,S", MATCH_FLE_D, MASK_FLE_D, match_opcode, 0 },
{"fmv.x.d", 64, INSN_CLASS_D, "d,S", MATCH_FMV_X_D, MASK_FMV_X_D, match_opcode, 0 },
{"fmv.d.x", 64, INSN_CLASS_D, "D,s", MATCH_FMV_D_X, MASK_FMV_D_X, match_opcode, 0 },
{"fcvt.l.d", 64, INSN_CLASS_D, "d,S", MATCH_FCVT_L_D | MASK_RM, MASK_FCVT_L_D | MASK_RM, match_opcode, 0 },
{"fcvt.l.d", 64, INSN_CLASS_D, "d,S,m", MATCH_FCVT_L_D, MASK_FCVT_L_D, match_opcode, 0 },
{"fcvt.lu.d", 64, INSN_CLASS_D, "d,S", MATCH_FCVT_LU_D | MASK_RM, MASK_FCVT_LU_D | MASK_RM, match_opcode, 0 },
{"fcvt.lu.d", 64, INSN_CLASS_D, "d,S,m", MATCH_FCVT_LU_D, MASK_FCVT_LU_D, match_opcode, 0 },
{"fcvt.d.l", 64, INSN_CLASS_D, "D,s", MATCH_FCVT_D_L | MASK_RM, MASK_FCVT_D_L | MASK_RM, match_opcode, 0 },
{"fcvt.d.l", 64, INSN_CLASS_D, "D,s,m", MATCH_FCVT_D_L, MASK_FCVT_D_L, match_opcode, 0 },
{"fcvt.d.lu", 64, INSN_CLASS_D, "D,s", MATCH_FCVT_D_LU | MASK_RM, MASK_FCVT_D_L | MASK_RM, match_opcode, 0 },
{"fcvt.d.lu", 64, INSN_CLASS_D, "D,s,m", MATCH_FCVT_D_LU, MASK_FCVT_D_LU, match_opcode, 0 },
/* Quad-precision floating-point instruction subset */
{"flq", 0, INSN_CLASS_Q, "D,o(s)", MATCH_FLQ, MASK_FLQ, match_opcode, INSN_DREF|INSN_16_BYTE },
{"flq", 0, INSN_CLASS_Q, "D,A,s", 0, (int) M_FLQ, match_never, INSN_MACRO },
{"fsq", 0, INSN_CLASS_Q, "T,q(s)", MATCH_FSQ, MASK_FSQ, match_opcode, INSN_DREF|INSN_16_BYTE },
{"fsq", 0, INSN_CLASS_Q, "T,A,s", 0, (int) M_FSQ, match_never, INSN_MACRO },
{"fmv.q", 0, INSN_CLASS_Q, "D,U", MATCH_FSGNJ_Q, MASK_FSGNJ_Q, match_rs1_eq_rs2, INSN_ALIAS },
{"fneg.q", 0, INSN_CLASS_Q, "D,U", MATCH_FSGNJN_Q, MASK_FSGNJN_Q, match_rs1_eq_rs2, INSN_ALIAS },
{"fabs.q", 0, INSN_CLASS_Q, "D,U", MATCH_FSGNJX_Q, MASK_FSGNJX_Q, match_rs1_eq_rs2, INSN_ALIAS },
{"fsgnj.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FSGNJ_Q, MASK_FSGNJ_Q, match_opcode, 0 },
{"fsgnjn.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FSGNJN_Q, MASK_FSGNJN_Q, match_opcode, 0 },
{"fsgnjx.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FSGNJX_Q, MASK_FSGNJX_Q, match_opcode, 0 },
{"fadd.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FADD_Q | MASK_RM, MASK_FADD_Q | MASK_RM, match_opcode, 0 },
{"fadd.q", 0, INSN_CLASS_Q, "D,S,T,m", MATCH_FADD_Q, MASK_FADD_Q, match_opcode, 0 },
{"fsub.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FSUB_Q | MASK_RM, MASK_FSUB_Q | MASK_RM, match_opcode, 0 },
{"fsub.q", 0, INSN_CLASS_Q, "D,S,T,m", MATCH_FSUB_Q, MASK_FSUB_Q, match_opcode, 0 },
{"fmul.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FMUL_Q | MASK_RM, MASK_FMUL_Q | MASK_RM, match_opcode, 0 },
{"fmul.q", 0, INSN_CLASS_Q, "D,S,T,m", MATCH_FMUL_Q, MASK_FMUL_Q, match_opcode, 0 },
{"fdiv.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FDIV_Q | MASK_RM, MASK_FDIV_Q | MASK_RM, match_opcode, 0 },
{"fdiv.q", 0, INSN_CLASS_Q, "D,S,T,m", MATCH_FDIV_Q, MASK_FDIV_Q, match_opcode, 0 },
{"fsqrt.q", 0, INSN_CLASS_Q, "D,S", MATCH_FSQRT_Q | MASK_RM, MASK_FSQRT_Q | MASK_RM, match_opcode, 0 },
{"fsqrt.q", 0, INSN_CLASS_Q, "D,S,m", MATCH_FSQRT_Q, MASK_FSQRT_Q, match_opcode, 0 },
{"fmin.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FMIN_Q, MASK_FMIN_Q, match_opcode, 0 },
{"fmax.q", 0, INSN_CLASS_Q, "D,S,T", MATCH_FMAX_Q, MASK_FMAX_Q, match_opcode, 0 },
{"fmadd.q", 0, INSN_CLASS_Q, "D,S,T,R", MATCH_FMADD_Q | MASK_RM, MASK_FMADD_Q | MASK_RM, match_opcode, 0 },
{"fmadd.q", 0, INSN_CLASS_Q, "D,S,T,R,m", MATCH_FMADD_Q, MASK_FMADD_Q, match_opcode, 0 },
{"fnmadd.q", 0, INSN_CLASS_Q, "D,S,T,R", MATCH_FNMADD_Q | MASK_RM, MASK_FNMADD_Q | MASK_RM, match_opcode, 0 },
{"fnmadd.q", 0, INSN_CLASS_Q, "D,S,T,R,m", MATCH_FNMADD_Q, MASK_FNMADD_Q, match_opcode, 0 },
{"fmsub.q", 0, INSN_CLASS_Q, "D,S,T,R", MATCH_FMSUB_Q | MASK_RM, MASK_FMSUB_Q | MASK_RM, match_opcode, 0 },
{"fmsub.q", 0, INSN_CLASS_Q, "D,S,T,R,m", MATCH_FMSUB_Q, MASK_FMSUB_Q, match_opcode, 0 },
{"fnmsub.q", 0, INSN_CLASS_Q, "D,S,T,R", MATCH_FNMSUB_Q | MASK_RM, MASK_FNMSUB_Q | MASK_RM, match_opcode, 0 },
{"fnmsub.q", 0, INSN_CLASS_Q, "D,S,T,R,m", MATCH_FNMSUB_Q, MASK_FNMSUB_Q, match_opcode, 0 },
{"fcvt.w.q", 0, INSN_CLASS_Q, "d,S", MATCH_FCVT_W_Q | MASK_RM, MASK_FCVT_W_Q | MASK_RM, match_opcode, 0 },
{"fcvt.w.q", 0, INSN_CLASS_Q, "d,S,m", MATCH_FCVT_W_Q, MASK_FCVT_W_Q, match_opcode, 0 },
{"fcvt.wu.q", 0, INSN_CLASS_Q, "d,S", MATCH_FCVT_WU_Q | MASK_RM, MASK_FCVT_WU_Q | MASK_RM, match_opcode, 0 },
{"fcvt.wu.q", 0, INSN_CLASS_Q, "d,S,m", MATCH_FCVT_WU_Q, MASK_FCVT_WU_Q, match_opcode, 0 },
{"fcvt.q.w", 0, INSN_CLASS_Q, "D,s", MATCH_FCVT_Q_W, MASK_FCVT_Q_W | MASK_RM, match_opcode, 0 },
{"fcvt.q.wu", 0, INSN_CLASS_Q, "D,s", MATCH_FCVT_Q_WU, MASK_FCVT_Q_WU | MASK_RM, match_opcode, 0 },
{"fcvt.q.s", 0, INSN_CLASS_Q, "D,S", MATCH_FCVT_Q_S, MASK_FCVT_Q_S | MASK_RM, match_opcode, 0 },
{"fcvt.q.d", 0, INSN_CLASS_Q, "D,S", MATCH_FCVT_Q_D, MASK_FCVT_Q_D | MASK_RM, match_opcode, 0 },
{"fcvt.s.q", 0, INSN_CLASS_Q, "D,S", MATCH_FCVT_S_Q | MASK_RM, MASK_FCVT_S_Q | MASK_RM, match_opcode, 0 },
{"fcvt.s.q", 0, INSN_CLASS_Q, "D,S,m", MATCH_FCVT_S_Q, MASK_FCVT_S_Q, match_opcode, 0 },
{"fcvt.d.q", 0, INSN_CLASS_Q, "D,S", MATCH_FCVT_D_Q | MASK_RM, MASK_FCVT_D_Q | MASK_RM, match_opcode, 0 },
{"fcvt.d.q", 0, INSN_CLASS_Q, "D,S,m", MATCH_FCVT_D_Q, MASK_FCVT_D_Q, match_opcode, 0 },
{"fclass.q", 0, INSN_CLASS_Q, "d,S", MATCH_FCLASS_Q, MASK_FCLASS_Q, match_opcode, 0 },
{"feq.q", 0, INSN_CLASS_Q, "d,S,T", MATCH_FEQ_Q, MASK_FEQ_Q, match_opcode, 0 },
{"flt.q", 0, INSN_CLASS_Q, "d,S,T", MATCH_FLT_Q, MASK_FLT_Q, match_opcode, 0 },
{"fle.q", 0, INSN_CLASS_Q, "d,S,T", MATCH_FLE_Q, MASK_FLE_Q, match_opcode, 0 },
{"fgt.q", 0, INSN_CLASS_Q, "d,T,S", MATCH_FLT_Q, MASK_FLT_Q, match_opcode, 0 },
{"fge.q", 0, INSN_CLASS_Q, "d,T,S", MATCH_FLE_Q, MASK_FLE_Q, match_opcode, 0 },
{"fmv.x.q", 64, INSN_CLASS_Q, "d,S", MATCH_FMV_X_Q, MASK_FMV_X_Q, match_opcode, 0 },
{"fmv.q.x", 64, INSN_CLASS_Q, "D,s", MATCH_FMV_Q_X, MASK_FMV_Q_X, match_opcode, 0 },
{"fcvt.l.q", 64, INSN_CLASS_Q, "d,S", MATCH_FCVT_L_Q | MASK_RM, MASK_FCVT_L_Q | MASK_RM, match_opcode, 0 },
{"fcvt.l.q", 64, INSN_CLASS_Q, "d,S,m", MATCH_FCVT_L_Q, MASK_FCVT_L_Q, match_opcode, 0 },
{"fcvt.lu.q", 64, INSN_CLASS_Q, "d,S", MATCH_FCVT_LU_Q | MASK_RM, MASK_FCVT_LU_Q | MASK_RM, match_opcode, 0 },
{"fcvt.lu.q", 64, INSN_CLASS_Q, "d,S,m", MATCH_FCVT_LU_Q, MASK_FCVT_LU_Q, match_opcode, 0 },
{"fcvt.q.l", 64, INSN_CLASS_Q, "D,s", MATCH_FCVT_Q_L | MASK_RM, MASK_FCVT_Q_L | MASK_RM, match_opcode, 0 },
{"fcvt.q.l", 64, INSN_CLASS_Q, "D,s,m", MATCH_FCVT_Q_L, MASK_FCVT_Q_L, match_opcode, 0 },
{"fcvt.q.lu", 64, INSN_CLASS_Q, "D,s", MATCH_FCVT_Q_LU | MASK_RM, MASK_FCVT_Q_L | MASK_RM, match_opcode, 0 },
{"fcvt.q.lu", 64, INSN_CLASS_Q, "D,s,m", MATCH_FCVT_Q_LU, MASK_FCVT_Q_LU, match_opcode, 0 },
/* Compressed instructions. */
{"c.unimp", 0, INSN_CLASS_C, "", 0, 0xffffU, match_opcode, 0 },
{"c.ebreak", 0, INSN_CLASS_C, "", MATCH_C_EBREAK, MASK_C_EBREAK, match_opcode, 0 },
{"c.jr", 0, INSN_CLASS_C, "d", MATCH_C_JR, MASK_C_JR, match_rd_nonzero, INSN_BRANCH },
{"c.jalr", 0, INSN_CLASS_C, "d", MATCH_C_JALR, MASK_C_JALR, match_rd_nonzero, INSN_JSR },
{"c.j", 0, INSN_CLASS_C, "Ca", MATCH_C_J, MASK_C_J, match_opcode, INSN_BRANCH },
{"c.jal", 32, INSN_CLASS_C, "Ca", MATCH_C_JAL, MASK_C_JAL, match_opcode, INSN_JSR },
{"c.beqz", 0, INSN_CLASS_C, "Cs,Cp", MATCH_C_BEQZ, MASK_C_BEQZ, match_opcode, INSN_CONDBRANCH },
{"c.bnez", 0, INSN_CLASS_C, "Cs,Cp", MATCH_C_BNEZ, MASK_C_BNEZ, match_opcode, INSN_CONDBRANCH },
{"c.lwsp", 0, INSN_CLASS_C, "d,Cm(Cc)", MATCH_C_LWSP, MASK_C_LWSP, match_rd_nonzero, 0 },
{"c.lw", 0, INSN_CLASS_C, "Ct,Ck(Cs)", MATCH_C_LW, MASK_C_LW, match_opcode, INSN_DREF|INSN_4_BYTE },
{"c.swsp", 0, INSN_CLASS_C, "CV,CM(Cc)", MATCH_C_SWSP, MASK_C_SWSP, match_opcode, INSN_DREF|INSN_4_BYTE },
{"c.sw", 0, INSN_CLASS_C, "Ct,Ck(Cs)", MATCH_C_SW, MASK_C_SW, match_opcode, INSN_DREF|INSN_4_BYTE },
{"c.nop", 0, INSN_CLASS_C, "", MATCH_C_ADDI, 0xffff, match_opcode, INSN_ALIAS },
{"c.nop", 0, INSN_CLASS_C, "Cj", MATCH_C_ADDI, MASK_C_ADDI | MASK_RD, match_opcode, INSN_ALIAS },
{"c.mv", 0, INSN_CLASS_C, "d,CV", MATCH_C_MV, MASK_C_MV, match_c_add_with_hint, 0 },
{"c.lui", 0, INSN_CLASS_C, "d,Cu", MATCH_C_LUI, MASK_C_LUI, match_c_lui_with_hint, 0 },
{"c.li", 0, INSN_CLASS_C, "d,Co", MATCH_C_LI, MASK_C_LI, match_opcode, 0 },
{"c.addi4spn", 0, INSN_CLASS_C, "Ct,Cc,CK", MATCH_C_ADDI4SPN, MASK_C_ADDI4SPN, match_c_addi4spn, 0 },
{"c.addi16sp", 0, INSN_CLASS_C, "Cc,CL", MATCH_C_ADDI16SP, MASK_C_ADDI16SP, match_c_addi16sp, 0 },
{"c.addi", 0, INSN_CLASS_C, "d,Co", MATCH_C_ADDI, MASK_C_ADDI, match_opcode, 0 },
{"c.add", 0, INSN_CLASS_C, "d,CV", MATCH_C_ADD, MASK_C_ADD, match_c_add_with_hint, 0 },
{"c.sub", 0, INSN_CLASS_C, "Cs,Ct", MATCH_C_SUB, MASK_C_SUB, match_opcode, 0 },
{"c.and", 0, INSN_CLASS_C, "Cs,Ct", MATCH_C_AND, MASK_C_AND, match_opcode, 0 },
{"c.or", 0, INSN_CLASS_C, "Cs,Ct", MATCH_C_OR, MASK_C_OR, match_opcode, 0 },
{"c.xor", 0, INSN_CLASS_C, "Cs,Ct", MATCH_C_XOR, MASK_C_XOR, match_opcode, 0 },
{"c.slli", 0, INSN_CLASS_C, "d,C>", MATCH_C_SLLI, MASK_C_SLLI, match_c_slli, 0 },
{"c.srli", 0, INSN_CLASS_C, "Cs,C>", MATCH_C_SRLI, MASK_C_SRLI, match_c_slli, 0 },
{"c.srai", 0, INSN_CLASS_C, "Cs,C>", MATCH_C_SRAI, MASK_C_SRAI, match_c_slli, 0 },
{"c.slli64", 0, INSN_CLASS_C, "d", MATCH_C_SLLI64, MASK_C_SLLI64, match_c_slli64, 0 },
{"c.srli64", 0, INSN_CLASS_C, "Cs", MATCH_C_SRLI64, MASK_C_SRLI64, match_c_slli64, 0 },
{"c.srai64", 0, INSN_CLASS_C, "Cs", MATCH_C_SRAI64, MASK_C_SRAI64, match_c_slli64, 0 },
{"c.andi", 0, INSN_CLASS_C, "Cs,Co", MATCH_C_ANDI, MASK_C_ANDI, match_opcode, 0 },
{"c.addiw", 64, INSN_CLASS_C, "d,Co", MATCH_C_ADDIW, MASK_C_ADDIW, match_rd_nonzero, 0 },
{"c.addw", 64, INSN_CLASS_C, "Cs,Ct", MATCH_C_ADDW, MASK_C_ADDW, match_opcode, 0 },
{"c.subw", 64, INSN_CLASS_C, "Cs,Ct", MATCH_C_SUBW, MASK_C_SUBW, match_opcode, 0 },
{"c.ldsp", 64, INSN_CLASS_C, "d,Cn(Cc)", MATCH_C_LDSP, MASK_C_LDSP, match_rd_nonzero, INSN_DREF|INSN_8_BYTE },
{"c.ld", 64, INSN_CLASS_C, "Ct,Cl(Cs)", MATCH_C_LD, MASK_C_LD, match_opcode, INSN_DREF|INSN_8_BYTE },
{"c.sdsp", 64, INSN_CLASS_C, "CV,CN(Cc)", MATCH_C_SDSP, MASK_C_SDSP, match_opcode, INSN_DREF|INSN_8_BYTE },
{"c.sd", 64, INSN_CLASS_C, "Ct,Cl(Cs)", MATCH_C_SD, MASK_C_SD, match_opcode, INSN_DREF|INSN_8_BYTE },
{"c.fldsp", 0, INSN_CLASS_D_AND_C, "D,Cn(Cc)", MATCH_C_FLDSP, MASK_C_FLDSP, match_opcode, INSN_DREF|INSN_8_BYTE },
{"c.fld", 0, INSN_CLASS_D_AND_C, "CD,Cl(Cs)", MATCH_C_FLD, MASK_C_FLD, match_opcode, INSN_DREF|INSN_8_BYTE },
{"c.fsdsp", 0, INSN_CLASS_D_AND_C, "CT,CN(Cc)", MATCH_C_FSDSP, MASK_C_FSDSP, match_opcode, INSN_DREF|INSN_8_BYTE },
{"c.fsd", 0, INSN_CLASS_D_AND_C, "CD,Cl(Cs)", MATCH_C_FSD, MASK_C_FSD, match_opcode, INSN_DREF|INSN_8_BYTE },
{"c.flwsp", 32, INSN_CLASS_F_AND_C, "D,Cm(Cc)", MATCH_C_FLWSP, MASK_C_FLWSP, match_opcode, INSN_DREF|INSN_4_BYTE },
{"c.flw", 32, INSN_CLASS_F_AND_C, "CD,Ck(Cs)", MATCH_C_FLW, MASK_C_FLW, match_opcode, INSN_DREF|INSN_4_BYTE },
{"c.fswsp", 32, INSN_CLASS_F_AND_C, "CT,CM(Cc)", MATCH_C_FSWSP, MASK_C_FSWSP, match_opcode, INSN_DREF|INSN_4_BYTE },
{"c.fsw", 32, INSN_CLASS_F_AND_C, "CD,Ck(Cs)", MATCH_C_FSW, MASK_C_FSW, match_opcode, INSN_DREF|INSN_4_BYTE },
/* Supervisor instructions */
{"csrr", 0, INSN_CLASS_I, "d,E", MATCH_CSRRS, MASK_CSRRS | MASK_RS1, match_opcode, INSN_ALIAS },
{"csrwi", 0, INSN_CLASS_I, "E,Z", MATCH_CSRRWI, MASK_CSRRWI | MASK_RD, match_opcode, INSN_ALIAS },
{"csrsi", 0, INSN_CLASS_I, "E,Z", MATCH_CSRRSI, MASK_CSRRSI | MASK_RD, match_opcode, INSN_ALIAS },
{"csrci", 0, INSN_CLASS_I, "E,Z", MATCH_CSRRCI, MASK_CSRRCI | MASK_RD, match_opcode, INSN_ALIAS },
{"csrw", 0, INSN_CLASS_I, "E,s", MATCH_CSRRW, MASK_CSRRW | MASK_RD, match_opcode, INSN_ALIAS },
{"csrw", 0, INSN_CLASS_I, "E,Z", MATCH_CSRRWI, MASK_CSRRWI | MASK_RD, match_opcode, INSN_ALIAS },
{"csrs", 0, INSN_CLASS_I, "E,s", MATCH_CSRRS, MASK_CSRRS | MASK_RD, match_opcode, INSN_ALIAS },
{"csrs", 0, INSN_CLASS_I, "E,Z", MATCH_CSRRSI, MASK_CSRRSI | MASK_RD, match_opcode, INSN_ALIAS },
{"csrc", 0, INSN_CLASS_I, "E,s", MATCH_CSRRC, MASK_CSRRC | MASK_RD, match_opcode, INSN_ALIAS },
{"csrc", 0, INSN_CLASS_I, "E,Z", MATCH_CSRRCI, MASK_CSRRCI | MASK_RD, match_opcode, INSN_ALIAS },
{"csrrwi", 0, INSN_CLASS_I, "d,E,Z", MATCH_CSRRWI, MASK_CSRRWI, match_opcode, 0 },
{"csrrsi", 0, INSN_CLASS_I, "d,E,Z", MATCH_CSRRSI, MASK_CSRRSI, match_opcode, 0 },
{"csrrci", 0, INSN_CLASS_I, "d,E,Z", MATCH_CSRRCI, MASK_CSRRCI, match_opcode, 0 },
{"csrrw", 0, INSN_CLASS_I, "d,E,s", MATCH_CSRRW, MASK_CSRRW, match_opcode, 0 },
{"csrrw", 0, INSN_CLASS_I, "d,E,Z", MATCH_CSRRWI, MASK_CSRRWI, match_opcode, INSN_ALIAS },
{"csrrs", 0, INSN_CLASS_I, "d,E,s", MATCH_CSRRS, MASK_CSRRS, match_opcode, 0 },
{"csrrs", 0, INSN_CLASS_I, "d,E,Z", MATCH_CSRRSI, MASK_CSRRSI, match_opcode, INSN_ALIAS },
{"csrrc", 0, INSN_CLASS_I, "d,E,s", MATCH_CSRRC, MASK_CSRRC, match_opcode, 0 },
{"csrrc", 0, INSN_CLASS_I, "d,E,Z", MATCH_CSRRCI, MASK_CSRRCI, match_opcode, INSN_ALIAS },
{"uret", 0, INSN_CLASS_I, "", MATCH_URET, MASK_URET, match_opcode, 0 },
{"sret", 0, INSN_CLASS_I, "", MATCH_SRET, MASK_SRET, match_opcode, 0 },
{"hret", 0, INSN_CLASS_I, "", MATCH_HRET, MASK_HRET, match_opcode, 0 },
{"mret", 0, INSN_CLASS_I, "", MATCH_MRET, MASK_MRET, match_opcode, 0 },
{"dret", 0, INSN_CLASS_I, "", MATCH_DRET, MASK_DRET, match_opcode, 0 },
{"sfence.vm", 0, INSN_CLASS_I, "", MATCH_SFENCE_VM, MASK_SFENCE_VM | MASK_RS1, match_opcode, 0 },
{"sfence.vm", 0, INSN_CLASS_I, "s", MATCH_SFENCE_VM, MASK_SFENCE_VM, match_opcode, 0 },
{"sfence.vma", 0, INSN_CLASS_I, "", MATCH_SFENCE_VMA, MASK_SFENCE_VMA | MASK_RS1 | MASK_RS2, match_opcode, INSN_ALIAS },
{"sfence.vma", 0, INSN_CLASS_I, "s", MATCH_SFENCE_VMA, MASK_SFENCE_VMA | MASK_RS2, match_opcode, INSN_ALIAS },
{"sfence.vma", 0, INSN_CLASS_I, "s,t", MATCH_SFENCE_VMA, MASK_SFENCE_VMA, match_opcode, 0 },
{"wfi", 0, INSN_CLASS_I, "", MATCH_WFI, MASK_WFI, match_opcode, 0 },
/* Terminate the list. */
{0, 0, INSN_CLASS_NONE, 0, 0, 0, 0, 0}
};
/* Instruction format for .insn directive. */
const struct riscv_opcode riscv_insn_types[] =
{
/* name, xlen, isa, operands, match, mask, match_func, pinfo. */
{"r", 0, INSN_CLASS_I, "O4,F3,F7,d,s,t", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F7,D,s,t", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F7,d,S,t", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F7,D,S,t", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F7,d,s,T", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F7,D,s,T", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F7,d,S,T", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F7,D,S,T", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_I, "O4,F3,F2,d,s,t,r", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,s,t,r", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,S,t,r", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,S,t,r", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,s,T,r", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,s,T,r", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,S,T,r", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,S,T,r", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,s,t,R", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,s,t,R", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,S,t,R", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,S,t,R", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,s,T,R", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,s,T,R", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,d,S,T,R", 0, 0, match_opcode, 0 },
{"r", 0, INSN_CLASS_F, "O4,F3,F2,D,S,T,R", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_I, "O4,F3,F2,d,s,t,r", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,s,t,r", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,S,t,r", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,S,t,r", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,s,T,r", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,s,T,r", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,S,T,r", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,S,T,r", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,s,t,R", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,s,t,R", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,S,t,R", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,S,t,R", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,s,T,R", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,s,T,R", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,d,S,T,R", 0, 0, match_opcode, 0 },
{"r4", 0, INSN_CLASS_F, "O4,F3,F2,D,S,T,R", 0, 0, match_opcode, 0 },
{"i", 0, INSN_CLASS_I, "O4,F3,d,s,j", 0, 0, match_opcode, 0 },
{"i", 0, INSN_CLASS_F, "O4,F3,D,s,j", 0, 0, match_opcode, 0 },
{"i", 0, INSN_CLASS_F, "O4,F3,d,S,j", 0, 0, match_opcode, 0 },
{"i", 0, INSN_CLASS_F, "O4,F3,D,S,j", 0, 0, match_opcode, 0 },
{"i", 0, INSN_CLASS_I, "O4,F3,d,o(s)", 0, 0, match_opcode, 0 },
{"i", 0, INSN_CLASS_F, "O4,F3,D,o(s)", 0, 0, match_opcode, 0 },
{"s", 0, INSN_CLASS_I, "O4,F3,t,q(s)", 0, 0, match_opcode, 0 },
{"s", 0, INSN_CLASS_F, "O4,F3,T,q(s)", 0, 0, match_opcode, 0 },
{"sb", 0, INSN_CLASS_I, "O4,F3,s,t,p", 0, 0, match_opcode, 0 },
{"sb", 0, INSN_CLASS_F, "O4,F3,S,t,p", 0, 0, match_opcode, 0 },
{"sb", 0, INSN_CLASS_F, "O4,F3,s,T,p", 0, 0, match_opcode, 0 },
{"sb", 0, INSN_CLASS_F, "O4,F3,S,T,p", 0, 0, match_opcode, 0 },
{"b", 0, INSN_CLASS_I, "O4,F3,s,t,p", 0, 0, match_opcode, 0 },
{"b", 0, INSN_CLASS_F, "O4,F3,S,t,p", 0, 0, match_opcode, 0 },
{"b", 0, INSN_CLASS_F, "O4,F3,s,T,p", 0, 0, match_opcode, 0 },
{"b", 0, INSN_CLASS_F, "O4,F3,S,T,p", 0, 0, match_opcode, 0 },
{"u", 0, INSN_CLASS_I, "O4,d,u", 0, 0, match_opcode, 0 },
{"u", 0, INSN_CLASS_F, "O4,D,u", 0, 0, match_opcode, 0 },
{"uj", 0, INSN_CLASS_I, "O4,d,a", 0, 0, match_opcode, 0 },
{"uj", 0, INSN_CLASS_F, "O4,D,a", 0, 0, match_opcode, 0 },
{"j", 0, INSN_CLASS_I, "O4,d,a", 0, 0, match_opcode, 0 },
{"j", 0, INSN_CLASS_F, "O4,D,a", 0, 0, match_opcode, 0 },
{"cr", 0, INSN_CLASS_C, "O2,CF4,d,CV", 0, 0, match_opcode, 0 },
{"cr", 0, INSN_CLASS_F_AND_C, "O2,CF4,D,CV", 0, 0, match_opcode, 0 },
{"cr", 0, INSN_CLASS_F_AND_C, "O2,CF4,d,CT", 0, 0, match_opcode, 0 },
{"cr", 0, INSN_CLASS_F_AND_C, "O2,CF4,D,CT", 0, 0, match_opcode, 0 },
{"ci", 0, INSN_CLASS_C, "O2,CF3,d,Co", 0, 0, match_opcode, 0 },
{"ci", 0, INSN_CLASS_F_AND_C, "O2,CF3,D,Co", 0, 0, match_opcode, 0 },
{"ciw", 0, INSN_CLASS_C, "O2,CF3,Ct,C8", 0, 0, match_opcode, 0 },
{"ciw", 0, INSN_CLASS_F_AND_C, "O2,CF3,CD,C8", 0, 0, match_opcode, 0 },
{"ca", 0, INSN_CLASS_C, "O2,CF6,CF2,Cs,Ct", 0, 0, match_opcode, 0 },
{"ca", 0, INSN_CLASS_F_AND_C, "O2,CF6,CF2,CS,Ct", 0, 0, match_opcode, 0 },
{"ca", 0, INSN_CLASS_F_AND_C, "O2,CF6,CF2,Cs,CD", 0, 0, match_opcode, 0 },
{"ca", 0, INSN_CLASS_F_AND_C, "O2,CF6,CF2,CS,CD", 0, 0, match_opcode, 0 },
{"cb", 0, INSN_CLASS_C, "O2,CF3,Cs,Cp", 0, 0, match_opcode, 0 },
{"cb", 0, INSN_CLASS_F_AND_C, "O2,CF3,CS,Cp", 0, 0, match_opcode, 0 },
{"cj", 0, INSN_CLASS_C, "O2,CF3,Ca", 0, 0, match_opcode, 0 },
/* Terminate the list. */
{0, 0, INSN_CLASS_NONE, 0, 0, 0, 0, 0}
};
/* All standard extensions defined in all supported ISA spec. */
const struct riscv_ext_version riscv_ext_version_table[] =
{
/* name, ISA spec, major version, minor_version. */
{"e", ISA_SPEC_CLASS_20191213, 1, 9},
{"e", ISA_SPEC_CLASS_20190608, 1, 9},
{"e", ISA_SPEC_CLASS_2P2, 1, 9},
{"i", ISA_SPEC_CLASS_20191213, 2, 1},
{"i", ISA_SPEC_CLASS_20190608, 2, 1},
{"i", ISA_SPEC_CLASS_2P2, 2, 0},
{"m", ISA_SPEC_CLASS_20191213, 2, 0},
{"m", ISA_SPEC_CLASS_20190608, 2, 0},
{"m", ISA_SPEC_CLASS_2P2, 2, 0},
{"a", ISA_SPEC_CLASS_20191213, 2, 1},
{"a", ISA_SPEC_CLASS_20190608, 2, 0},
{"a", ISA_SPEC_CLASS_2P2, 2, 0},
{"f", ISA_SPEC_CLASS_20191213, 2, 2},
{"f", ISA_SPEC_CLASS_20190608, 2, 2},
{"f", ISA_SPEC_CLASS_2P2, 2, 0},
{"d", ISA_SPEC_CLASS_20191213, 2, 2},
{"d", ISA_SPEC_CLASS_20190608, 2, 2},
{"d", ISA_SPEC_CLASS_2P2, 2, 0},
{"q", ISA_SPEC_CLASS_20191213, 2, 2},
{"q", ISA_SPEC_CLASS_20190608, 2, 2},
{"q", ISA_SPEC_CLASS_2P2, 2, 0},
{"c", ISA_SPEC_CLASS_20191213, 2, 0},
{"c", ISA_SPEC_CLASS_20190608, 2, 0},
{"c", ISA_SPEC_CLASS_2P2, 2, 0},
{"p", ISA_SPEC_CLASS_20191213, 0, 2},
{"p", ISA_SPEC_CLASS_20190608, 0, 2},
{"p", ISA_SPEC_CLASS_2P2, 0, 1},
{"v", ISA_SPEC_CLASS_20191213, 0, 7},
{"v", ISA_SPEC_CLASS_20190608, 0, 7},
{"v", ISA_SPEC_CLASS_2P2, 0, 7},
{"n", ISA_SPEC_CLASS_20190608, 1, 1},
{"n", ISA_SPEC_CLASS_2P2, 1, 1},
{"zicsr", ISA_SPEC_CLASS_20191213, 2, 0},
{"zicsr", ISA_SPEC_CLASS_20190608, 2, 0},
/* Terminate the list. */
{NULL, 0, 0, 0}
};
struct isa_spec_t
{
const char *name;
enum riscv_isa_spec_class class;
};
/* List for all supported ISA spec versions. */
static const struct isa_spec_t isa_specs[] =
{
{"2.2", ISA_SPEC_CLASS_2P2},
{"20190608", ISA_SPEC_CLASS_20190608},
{"20191213", ISA_SPEC_CLASS_20191213},
/* Terminate the list. */
{NULL, 0}
};
/* Get the corresponding ISA spec class by giving a ISA spec string. */
bfd_boolean
riscv_get_isa_spec_class (const char *s,
enum riscv_isa_spec_class *class)
{
const struct isa_spec_t *version;
if (s == NULL)
return FALSE;
for (version = &isa_specs[0]; version->name != NULL; ++version)
if (strcmp (version->name, s) == 0)
{
*class = version->class;
return TRUE;
}
/* Can not find the supported ISA spec. */
return FALSE;
}
struct priv_spec_t
{
const char *name;
enum riscv_priv_spec_class class;
};
/* List for all supported privilege versions. */
static const struct priv_spec_t priv_specs[] =
{
{"1.9", PRIV_SPEC_CLASS_1P9},
{"1.9.1", PRIV_SPEC_CLASS_1P9P1},
{"1.10", PRIV_SPEC_CLASS_1P10},
{"1.11", PRIV_SPEC_CLASS_1P11},
/* Terminate the list. */
{NULL, 0}
};
/* Get the corresponding CSR version class by giving a privilege
version string. */
bfd_boolean
riscv_get_priv_spec_class (const char *s,
enum riscv_priv_spec_class *class)
{
const struct priv_spec_t *version;
if (s == NULL)
return FALSE;
for (version = &priv_specs[0]; version->name != NULL; ++version)
if (strcmp (version->name, s) == 0)
{
*class = version->class;
return TRUE;
}
/* Can not find the supported privilege version. */
return FALSE;
}
/* Get the corresponding privilege version string by giving a CSR
version class. */
const char *
riscv_get_priv_spec_name (enum riscv_priv_spec_class class)
{
/* The first enum is PRIV_SPEC_CLASS_NONE. */
return priv_specs[class - 1].name;
}