[PATCH 4/7] RISC-V: Support version checking for CSR according to privilege version.

Nelson Chu nelson.chu@sifive.com
Sat Apr 18 11:18:32 GMT 2020


CC Palmer.

Thanks
Nelson

On Sat, Apr 18, 2020 at 7:08 PM Nelson Chu <nelson.chu@sifive.com> wrote:
>
> Support new gas option -mpriv-spec and configure option --with-priv-spec. You
> can use these options to choose the privilege spec version, and then assembler
> will generates the correct CSR address.  If the obselete CSR name is used, then
> report the warning message when the -mcsr-check is set, and use the latest
> defined address for the CSR (Since we build hash table by the DECLARE_CSR first,
> and then use the DECLARE_CSR_ALIAS).  Maybe we can insert the CSR hash entries
> in version's order, then we probably don't need the DECLARE_CSR_ALIAS any more.
>
> New Assembler Options,
>
> * -mpriv-spec=[1p9|1p9p1|1p10|1p11]
> This is used to set the privileged spec’s version, and we can decide whether
> the CSR is valid or not.
>
> New Default Configure Options,
>
> * --with-priv-spec = [1p9|1p9p1|1p10|1p11]
> The syntax is same as -mpriv-spec option.  Assembler will check this setting
> if -mpriv-spec option isn’t set.
>
>         gas/
>         * config/tc-riscv.c (DEFAULT_PRIV_SPEC): Default configure option.
>         You can set it by new configure option --with-priv-spec.
>         (enum riscv_csr_vclass default_priv_spec): You can set gas option
>         -mpriv-spec or --with-priv-spec, and then assembler will call
>         riscv_set_default_priv_version to set the default_priv_spec.
>         (riscv_set_default_priv_version): New function.  Set the
>         default_priv_spec.  Return 0 if the input privilege name isn't
>         supported.  Otherwise, return 1.
>
>         (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 version.
>         (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 call
>         riscv_set_default_priv_version with DEFAULT_PRIV_SPEC to set the default
>         privilege verison.
>
>         * testsuite/gas/riscv/priv-reg-fail-fext.d: This test case just want
>         to check the ISA dependency for CSR, so fix the version by adding
>         -mpriv-spec=1p11.
>         * 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-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.
>
>         * configure.ac: Add new configure option --with-priv-spec.
>         * configure: Regenerated.
>         * config.in: Regenerated.
>
>         include/
>         * opcode/riscv-opc.h (DECLARE_CSR): Store two version information,
>         define_version and abort_version for the CSR, which is valid in the
>         current privilege spec.  The define_version means which privilege spec
>         started to define the CSR, and the abort_version means which privilege
>         spec started to abort the CSR.  If the CSR is valid for the newest spec,
>         then the abort_version is set to CSR_CLASS_VDRAFT.
>         (DECLARE_CSR_ALIAS): Same as DECLARE_CSR, but only for the obselete CSR.
>         * opcode/riscv.h: Include "bfd.h" to define bfd_boolean type.
>         (enum riscv_csr_vclass): New enum classes.  Define the current supported
>         privilege versions.
>
>         opcodes/
>         * riscv-opc.c (struct priv_version_t): New structure.
>         (struct priv_version_t priv_versions): Store the supported privilege
>         versions' classes and their corresponding version string.
>         (riscv_get_priv_version_class): New function.  Get the corresponding
>         CSR version class by giving a privilege version string.
>         (riscv_get_priv_version_name): New function.  Get the corresponding
>         privilege version string by giving a CSR version class.
>
>         * riscv-dis.c: Updated since DECLARE_CSR is changed.
>
>         gdb/
>         * riscv-tdep.c: Updated since DECLARE_CSR is changed.
>         * riscv-tdep.h: Likewise.
>
>         binutils/
>         * dwarf.c: Updated since DECLARE_CSR is changed.
> ---
>  binutils/dwarf.c                                   |   3 +-
>  gas/config.in                                      |   3 +
>  gas/config/tc-riscv.c                              | 213 +++++++--
>  gas/configure                                      |  13 +
>  gas/configure.ac                                   |   8 +
>  gas/testsuite/gas/riscv/priv-reg-fail-fext.d       |   2 +-
>  gas/testsuite/gas/riscv/priv-reg-fail-fext.l       |  25 +
>  .../gas/riscv/priv-reg-fail-read-only-01.d         |   2 +-
>  .../gas/riscv/priv-reg-fail-read-only-01.l         |  25 +
>  gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.d  |   2 +-
>  gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.l  |  25 +
>  .../gas/riscv/priv-reg-fail-version-1p10.d         |   3 +
>  .../gas/riscv/priv-reg-fail-version-1p10.l         |  27 ++
>  .../gas/riscv/priv-reg-fail-version-1p11.d         |   3 +
>  .../gas/riscv/priv-reg-fail-version-1p11.l         |  25 +
>  .../gas/riscv/priv-reg-fail-version-1p9.d          |   3 +
>  .../gas/riscv/priv-reg-fail-version-1p9.l          |  30 ++
>  .../gas/riscv/priv-reg-fail-version-1p9p1.d        |   3 +
>  .../gas/riscv/priv-reg-fail-version-1p9p1.l        |  30 ++
>  gdb/riscv-tdep.c                                   |   6 +-
>  gdb/riscv-tdep.h                                   |   2 +-
>  include/opcode/riscv-opc.h                         | 509 ++++++++++-----------
>  include/opcode/riscv.h                             |  19 +
>  opcodes/riscv-dis.c                                |   3 +-
>  opcodes/riscv-opc.c                                |  55 +++
>  25 files changed, 728 insertions(+), 311 deletions(-)
>  create mode 100644 gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.d
>  create mode 100644 gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.l
>  create mode 100644 gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.d
>  create mode 100644 gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.l
>  create mode 100644 gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.d
>  create mode 100644 gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.l
>  create mode 100644 gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.d
>  create mode 100644 gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.l
>
> diff --git a/binutils/dwarf.c b/binutils/dwarf.c
> index c75059b..a972c60 100644
> --- a/binutils/dwarf.c
> +++ b/binutils/dwarf.c
> @@ -7378,7 +7378,8 @@ regname_internal_riscv (unsigned int regno)
>          document.  */
>        switch (regno)
>         {
> -#define DECLARE_CSR(NAME,VALUE,CLASS) case VALUE + 4096: name = #NAME; break;
> +#define DECLARE_CSR(NAME,VALUE,CLASS,DEFINE_VER,ABORT_VER) \
> +  case VALUE + 4096: name = #NAME; break;
>  #include "opcode/riscv-opc.h"
>  #undef DECLARE_CSR
>
> diff --git a/gas/config.in b/gas/config.in
> index 935bd9b..093f474 100644
> --- a/gas/config.in
> +++ b/gas/config.in
> @@ -59,6 +59,9 @@
>  /* Define to 1 if you want to fix Loongson3 LLSC Errata by default. */
>  #undef DEFAULT_MIPS_FIX_LOONGSON3_LLSC
>
> +/* Define default value for -mpriv-spec */
> +#undef DEFAULT_PRIV_SPEC
> +
>  /* Define to 1 if you want to generate RISC-V arch attribute by default. */
>  #undef DEFAULT_RISCV_ATTR
>
> diff --git a/gas/config/tc-riscv.c b/gas/config/tc-riscv.c
> index bfcf2f0..6528a03 100644
> --- a/gas/config/tc-riscv.c
> +++ b/gas/config/tc-riscv.c
> @@ -75,10 +75,15 @@ struct riscv_cl_insn
>  #define DEFAULT_RISCV_ISA_VERSION NULL
>  #endif
>
> +#ifndef DEFAULT_PRIV_SPEC
> +#define DEFAULT_PRIV_SPEC "1p11"
> +#endif
> +
>  static const char default_arch[] = DEFAULT_ARCH;
>  static const char *default_arch_with_ext = DEFAULT_ARCH_WITH_EXT;
>  static const char *default_isa_spec = DEFAULT_ISA_SPEC;
>  static const char *default_riscv_isa_version = DEFAULT_RISCV_ISA_VERSION;
> +static enum riscv_csr_vclass default_priv_spec = CSR_CLASS_VNONE;
>
>  static unsigned xlen = 0; /* width of an x-register */
>  static unsigned abi_xlen = 0; /* width of a pointer in the ABI */
> @@ -536,8 +541,9 @@ enum reg_class
>  {
>    RCLASS_GPR,
>    RCLASS_FPR,
> -  RCLASS_CSR,
> -  RCLASS_MAX
> +  RCLASS_MAX,
> +
> +  RCLASS_CSR
>  };
>
>  static struct hash_control *reg_names_hash = NULL;
> @@ -585,84 +591,197 @@ struct riscv_csr_extra
>    /* Class to which this CSR belongs.  Used to decide whether or
>       not this CSR is legal in the current -march context.  */
>    enum riscv_csr_class csr_class;
> +
> +  /* CSR may have differnet numbers in the previous priv spec.  */
> +  unsigned address;
> +
> +  /* Record the CSR is defined/valid in which versions.  */
> +  enum riscv_csr_vclass define_version;
> +
> +  /* Record the CSR is aborted/invalid from which versions.  If it isn't
> +     aborted in the current version, then it should be CSR_CLASS_VDRAFT.  */
> +  enum riscv_csr_vclass abort_version;
> +
> +  /* The CSR may have more than one setting.  */
> +  struct riscv_csr_extra *next;
>  };
>
> -/* Init two hashes, csr_extra_hash and reg_names_hash, for CSR.  */
> +/* Set the default_priv_spec, assembler will find the suitable CSR address
> +   according to default_priv_spec.  Return 0 if the input priv name isn't
> +   supported.  Otherwise, return 1.  */
>
> -static void
> -riscv_init_csr_hashes (const char *name,
> -                      unsigned address,
> -                      enum riscv_csr_class class)
> +static int
> +riscv_set_default_priv_version (const char *s)
>  {
> -  struct riscv_csr_extra *entry = XNEW (struct riscv_csr_extra);
> -  entry->csr_class = class;
> +  enum riscv_csr_vclass class;
> +  if (!riscv_get_priv_version_class (s, &class))
> +    {
> +      as_bad (_("Unsupported RISC-V privilege version set by "
> +               "-mpriv-spec=%s."), s);
> +      return 0;
> +    }
> +  else
> +    default_priv_spec = class;
> +  return 1;
> +}
> +
> +/* Init hash table csr_extra_hash to handle CSR.  */
>
> -  const char *hash_error =
> -    hash_insert (csr_extra_hash, name, (void *) entry);
> -  if (hash_error != NULL)
> +static void
> +riscv_init_csr_hash (const char *name,
> +                    unsigned address,
> +                    enum riscv_csr_class class,
> +                    enum riscv_csr_vclass define_version,
> +                    enum riscv_csr_vclass abort_version)
> +{
> +  struct riscv_csr_extra *entry, *pre_entry;
> +  const char *hash_error = NULL;
> +  bfd_boolean need_enrty = TRUE;
> +
> +  pre_entry = NULL;
> +  entry = (struct riscv_csr_extra *) hash_find (csr_extra_hash, name);
> +  while (need_enrty && entry != NULL)
>      {
> -      fprintf (stderr, _("internal error: can't hash `%s': %s\n"),
> -                     name, hash_error);
> -      /* Probably a memory allocation problem?  Give up now.  */
> -       as_fatal (_("Broken assembler.  No assembly attempted."));
> +      if (entry->csr_class == class
> +         && entry->address == address
> +         && entry->define_version == define_version
> +         && entry->abort_version == abort_version)
> +       need_enrty = FALSE;
> +      pre_entry = entry;
> +      entry = entry->next;
>      }
>
> -  hash_reg_name (RCLASS_CSR, name, address);
> +  /* Duplicate setting for the CSR, just return and do nothing.  */
> +  if (!need_enrty)
> +    return;
> +
> +  entry = XNEW (struct riscv_csr_extra);
> +  entry->csr_class = class;
> +  entry->address = address;
> +  entry->define_version = define_version;
> +  entry->abort_version = abort_version;
> +
> +  /* If the CSR hasn't been inserted in the hash table, then insert it.
> +     Otherwise, attach the extra information to the entry which is already
> +     in the hash table.  */
> +  if (pre_entry == NULL)
> +    {
> +      hash_error = hash_insert (csr_extra_hash, name, (void *) entry);
> +      if (hash_error != NULL)
> +       {
> +         fprintf (stderr, _("internal error: can't hash `%s': %s\n"),
> +                  name, hash_error);
> +         /* Probably a memory allocation problem?  Give up now.  */
> +         as_fatal (_("Broken assembler.  No assembly attempted."));
> +       }
> +    }
> +  else
> +    pre_entry->next = entry;
>  }
>
>  /* Check wether the CSR is valid according to the ISA.  */
>
> -static bfd_boolean
> -riscv_csr_class_check (enum riscv_csr_class csr_class)
> +static void
> +riscv_csr_class_check (const char *s,
> +                      enum riscv_csr_class csr_class)
>  {
> +  bfd_boolean result = TRUE;
> +
> +  /* Don't check the ISA dependency when -mcsr-check isn't set.  */
> +  if (!riscv_opts.csr_check)
> +    return;
> +
>    switch (csr_class)
>      {
> -    case CSR_CLASS_I: return riscv_subset_supports ("i");
> -    case CSR_CLASS_F: return riscv_subset_supports ("f");
> +    case CSR_CLASS_I:
> +      result = riscv_subset_supports ("i");
> +      break;
> +    case CSR_CLASS_F:
> +      result = riscv_subset_supports ("f");
> +      break;
>      case CSR_CLASS_I_32:
> -      return (xlen == 32 && riscv_subset_supports ("i"));
> -
> +      result = (xlen == 32 && riscv_subset_supports ("i"));
> +      break;
>      default:
> -      return FALSE;
> +      as_bad (_("internal: bad RISC-V CSR class (0x%x)"), csr_class);
>      }
> +  if (!result)
> +    as_warn (_("Invalid CSR `%s' for the current ISA"), s);
>  }
>
> -/* If the CSR is defined, then we call `riscv_csr_class_check` to do the
> -   further checking.  Return FALSE if the CSR is not defined.  Otherwise,
> -   return TRUE.  */
> +/* Check and find the CSR address according to the privilege spec version.  */
>
> -static bfd_boolean
> +static void
> +riscv_csr_version_check (const char *csr_name,
> +                        struct riscv_csr_extra **entryP)
> +{
> +  struct riscv_csr_extra *entry = *entryP;
> +  while (entry != NULL)
> +    {
> +      if (default_priv_spec >= entry->define_version
> +         && default_priv_spec < entry->abort_version)
> +       {
> +         /* Find the suitable CSR according to the specific version.  */
> +         *entryP = entry;
> +         return;
> +       }
> +      entry = entry->next;
> +    }
> +
> +  /* We can not find the suitable CSR address according to the privilege
> +     version.  Therefore, we use the last defined value.  Report the warning
> +     only when the -mcsr-check is set.  Enable the -mcsr-check is recommended,
> +     otherwise, you may get the unexpected CSR address.  */
> +  if (riscv_opts.csr_check)
> +    {
> +      const char *priv_name = riscv_get_priv_version_name (default_priv_spec);
> +      if (priv_name != NULL)
> +       as_warn (_("Invalid CSR `%s' for the privilege version `%s'"),
> +                csr_name, priv_name);
> +    }
> +}
> +
> +/* Once the CSR is defined, including the old privilege spec, then we call
> +   riscv_csr_class_check and riscv_csr_version_check to do the further
> +   checking and get the corresponding address.  Return -1 if the CSR is never
> +   been defined.  Otherwise, return the address.  */
> +
> +static unsigned int
>  reg_csr_lookup_internal (const char *s)
>  {
>    struct riscv_csr_extra *r =
>      (struct riscv_csr_extra *) hash_find (csr_extra_hash, s);
>
>    if (r == NULL)
> -    return FALSE;
> +    return -1;
>
> -  /* We just report the warning when the CSR is invalid.  */
> -  if (!riscv_csr_class_check (r->csr_class))
> -    as_warn (_("Invalid CSR `%s' for the current ISA"), s);
> +  /* We just report the warning when the CSR is invalid.  "Invalid CSR" means
> +     the CSR was defined, but isn't allowed for the current ISA setting or
> +     the privilege version.  If the CSR is never been defined, then assembler
> +     will regard it as a "Unknown CSR" and report error.  If user use number
> +     to set the CSR, but over the range (> 0xfff), then assembler will report
> +     "Improper CSR" error for it.  */
> +  riscv_csr_class_check (s, r->csr_class);
> +  riscv_csr_version_check (s, &r);
>
> -  return TRUE;
> +  return r->address;
>  }
>
>  static unsigned int
>  reg_lookup_internal (const char *s, enum reg_class class)
>  {
> -  void *r = hash_find (reg_names_hash, s);
> +  void *r;
> +
> +  if (class == RCLASS_CSR)
> +    return reg_csr_lookup_internal (s);
>
> +  r = hash_find (reg_names_hash, s);
>    if (r == NULL || DECODE_REG_CLASS (r) != class)
>      return -1;
>
>    if (riscv_opts.rve && class == RCLASS_GPR && DECODE_REG_NUM (r) > 15)
>      return -1;
>
> -  if (class == RCLASS_CSR
> -      && riscv_opts.csr_check
> -      && !reg_csr_lookup_internal (s))
> -    return -1;
> -
>    return DECODE_REG_NUM (r);
>  }
>
> @@ -946,8 +1065,10 @@ md_begin (void)
>
>    /* Create and insert CSR hash tables.  */
>    csr_extra_hash = hash_new ();
> -#define DECLARE_CSR(name, num, class) riscv_init_csr_hashes (#name, num, class);
> -#define DECLARE_CSR_ALIAS(name, num, class) DECLARE_CSR(name, num, class);
> +#define DECLARE_CSR(name, num, class, define_version, abort_version) \
> +  riscv_init_csr_hash (#name, num, class, define_version, abort_version);
> +#define DECLARE_CSR_ALIAS(name, num, class, define_version, abort_version) \
> +  DECLARE_CSR(name, num, class, define_version, abort_version);
>  #include "opcode/riscv-opc.h"
>  #undef DECLARE_CSR
>
> @@ -2434,6 +2555,7 @@ enum options
>    OPTION_NO_CSR_CHECK,
>    OPTION_MISA_SPEC,
>    OPTION_MRISCV_ISA_VERSION,
> +  OPTION_MPRIV_SPEC,
>    OPTION_END_OF_ENUM
>  };
>
> @@ -2452,6 +2574,7 @@ struct option md_longopts[] =
>    {"mno-csr-check", no_argument, NULL, OPTION_NO_CSR_CHECK},
>    {"misa-spec", required_argument, NULL, OPTION_MISA_SPEC},
>    {"mriscv-isa-version", required_argument, NULL, OPTION_MRISCV_ISA_VERSION},
> +  {"mpriv-spec", required_argument, NULL, OPTION_MPRIV_SPEC},
>
>    {NULL, no_argument, NULL, 0}
>  };
> @@ -2548,6 +2671,9 @@ md_parse_option (int c, const char *arg)
>        default_riscv_isa_version = arg;
>        break;
>
> +    case OPTION_MPRIV_SPEC:
> +      return riscv_set_default_priv_version (arg);
> +
>      default:
>        return 0;
>      }
> @@ -2594,6 +2720,11 @@ riscv_after_parse_args (void)
>    if (riscv_subset_supports ("e"))
>      riscv_set_rve (TRUE);
>
> +  /* If the -mpriv-spec isn't set, then we set the default privilege version
> +     according to DEFAULT_PRIV_SPEC,  */
> +  if (default_priv_spec == CSR_CLASS_VNONE)
> +    riscv_set_default_priv_version (DEFAULT_PRIV_SPEC);
> +
>    /* Infer ABI from ISA if not specified on command line.  */
>    if (abi_xlen == 0)
>      abi_xlen = xlen;
> diff --git a/gas/configure b/gas/configure
> index bce847a..0911152 100755
> --- a/gas/configure
> +++ b/gas/configure
> @@ -13068,6 +13068,19 @@ _ACEOF
>         fi
>         { $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_riscv_isa_version" >&5
>  $as_echo "$with_riscv_isa_version" >&6; }
> +
> +        # --with-priv-spec=[1p9p1|1p10|1p11].
> +       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for default configuration of --with-priv-spec" >&5
> +$as_echo_n "checking for default configuration of --with-priv-spec... " >&6; }
> +       if test "x${with_priv_spec}" != x; then
> +
> +cat >>confdefs.h <<_ACEOF
> +#define DEFAULT_PRIV_SPEC "$with_priv_spec"
> +_ACEOF
> +
> +       fi
> +       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_priv_spec" >&5
> +$as_echo "$with_priv_spec" >&6; }
>         ;;
>
>        rl78)
> diff --git a/gas/configure.ac b/gas/configure.ac
> index be4ba20..c3d3639 100644
> --- a/gas/configure.ac
> +++ b/gas/configure.ac
> @@ -606,6 +606,14 @@ changequote([,])dnl
>                               covered by --with-isa-spec])
>         fi
>         AC_MSG_RESULT($with_riscv_isa_version)
> +
> +        # --with-priv-spec=[1p9p1|1p10|1p11].
> +       AC_MSG_CHECKING(for default configuration of --with-priv-spec)
> +       if test "x${with_priv_spec}" != x; then
> +         AC_DEFINE_UNQUOTED(DEFAULT_PRIV_SPEC, "$with_priv_spec",
> +                            [Define default value for -mpriv-spec])
> +       fi
> +       AC_MSG_RESULT($with_priv_spec)
>         ;;
>
>        rl78)
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-fext.d b/gas/testsuite/gas/riscv/priv-reg-fail-fext.d
> index da53566..0033e3c 100644
> --- a/gas/testsuite/gas/riscv/priv-reg-fail-fext.d
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-fext.d
> @@ -1,3 +1,3 @@
> -#as: -march=rv32i -mcsr-check
> +#as: -march=rv32i -mcsr-check -mpriv-spec=1p11
>  #source: priv-reg.s
>  #warning_output: priv-reg-fail-fext.l
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-fext.l b/gas/testsuite/gas/riscv/priv-reg-fail-fext.l
> index 76818c8..d3b1bad 100644
> --- a/gas/testsuite/gas/riscv/priv-reg-fail-fext.l
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-fext.l
> @@ -2,3 +2,28 @@
>  .*Warning: Invalid CSR `fflags' for the current ISA
>  .*Warning: Invalid CSR `frm' for the current ISA
>  .*Warning: Invalid CSR `fcsr' for the current ISA
> +
> +.*Warning: Invalid CSR `ubadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `sbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `sptbr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mucounteren' for the privilege version `1p11'
> +.*Warning: Invalid CSR `dscratch' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hstatus' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hedeleg' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hideleg' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hie' for the privilege version `1p11'
> +.*Warning: Invalid CSR `htvec' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hscratch' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hepc' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hcause' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hip' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mibase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mibound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mdbase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mdbound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mscounteren' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mhcounteren' for the privilege version `1p11'
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.d b/gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.d
> index ae190c0..bbf83b5 100644
> --- a/gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.d
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.d
> @@ -1,3 +1,3 @@
> -#as: -march=rv32if -mcsr-check
> +#as: -march=rv32if -mcsr-check -mpriv-spec=1p11
>  #source: priv-reg-fail-read-only-01.s
>  #warning_output: priv-reg-fail-read-only-01.l
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.l b/gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.l
> index 7e52bd7..e8355f1 100644
> --- a/gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.l
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.l
> @@ -67,3 +67,28 @@
>  .*Warning: Read-only CSR is written `csrw marchid,a1'
>  .*Warning: Read-only CSR is written `csrw mimpid,a1'
>  .*Warning: Read-only CSR is written `csrw mhartid,a1'
> +
> +.*Warning: Invalid CSR `ubadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `sbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `sptbr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mucounteren' for the privilege version `1p11'
> +.*Warning: Invalid CSR `dscratch' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hstatus' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hedeleg' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hideleg' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hie' for the privilege version `1p11'
> +.*Warning: Invalid CSR `htvec' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hscratch' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hepc' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hcause' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hip' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mibase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mibound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mdbase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mdbound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mscounteren' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mhcounteren' for the privilege version `1p11'
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.d b/gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.d
> index d71b261..a0b88cf 100644
> --- a/gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.d
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.d
> @@ -1,3 +1,3 @@
> -#as: -march=rv64if -mcsr-check
> +#as: -march=rv64if -mcsr-check -mpriv-spec=1p11
>  #source: priv-reg.s
>  #warning_output: priv-reg-fail-rv32-only.l
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.l b/gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.l
> index fa5a1b4..5e96a85 100644
> --- a/gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.l
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.l
> @@ -64,3 +64,28 @@
>  .*Warning: Invalid CSR `mhpmcounter29h' for the current ISA
>  .*Warning: Invalid CSR `mhpmcounter30h' for the current ISA
>  .*Warning: Invalid CSR `mhpmcounter31h' for the current ISA
> +
> +.*Warning: Invalid CSR `ubadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `sbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `sptbr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mucounteren' for the privilege version `1p11'
> +.*Warning: Invalid CSR `dscratch' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hstatus' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hedeleg' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hideleg' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hie' for the privilege version `1p11'
> +.*Warning: Invalid CSR `htvec' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hscratch' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hepc' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hcause' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hip' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mibase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mibound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mdbase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mdbound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mscounteren' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mhcounteren' for the privilege version `1p11'
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.d b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.d
> new file mode 100644
> index 0000000..d7a788a
> --- /dev/null
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.d
> @@ -0,0 +1,3 @@
> +#as: -march=rv32if -mcsr-check -mpriv-spec=1p10
> +#source: priv-reg.s
> +#warning_output: priv-reg-fail-version-1p10.l
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.l b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.l
> new file mode 100644
> index 0000000..f532962
> --- /dev/null
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.l
> @@ -0,0 +1,27 @@
> +.*Assembler messages:
> +.*Warning: Invalid CSR `mcountinhibit' for the privilege version `1p10'
> +.*Warning: Invalid CSR `dscratch0' for the privilege version `1p10'
> +.*Warning: Invalid CSR `dscratch1' for the privilege version `1p10'
> +.*Warning: Invalid CSR `ubadaddr' for the privilege version `1p10'
> +.*Warning: Invalid CSR `sbadaddr' for the privilege version `1p10'
> +.*Warning: Invalid CSR `sptbr' for the privilege version `1p10'
> +.*Warning: Invalid CSR `mbadaddr' for the privilege version `1p10'
> +.*Warning: Invalid CSR `mucounteren' for the privilege version `1p10'
> +.*Warning: Invalid CSR `hstatus' for the privilege version `1p10'
> +.*Warning: Invalid CSR `hedeleg' for the privilege version `1p10'
> +.*Warning: Invalid CSR `hideleg' for the privilege version `1p10'
> +.*Warning: Invalid CSR `hie' for the privilege version `1p10'
> +.*Warning: Invalid CSR `htvec' for the privilege version `1p10'
> +.*Warning: Invalid CSR `hscratch' for the privilege version `1p10'
> +.*Warning: Invalid CSR `hepc' for the privilege version `1p10'
> +.*Warning: Invalid CSR `hcause' for the privilege version `1p10'
> +.*Warning: Invalid CSR `hbadaddr' for the privilege version `1p10'
> +.*Warning: Invalid CSR `hip' for the privilege version `1p10'
> +.*Warning: Invalid CSR `mbase' for the privilege version `1p10'
> +.*Warning: Invalid CSR `mbound' for the privilege version `1p10'
> +.*Warning: Invalid CSR `mibase' for the privilege version `1p10'
> +.*Warning: Invalid CSR `mibound' for the privilege version `1p10'
> +.*Warning: Invalid CSR `mdbase' for the privilege version `1p10'
> +.*Warning: Invalid CSR `mdbound' for the privilege version `1p10'
> +.*Warning: Invalid CSR `mscounteren' for the privilege version `1p10'
> +.*Warning: Invalid CSR `mhcounteren' for the privilege version `1p10'
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.d b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.d
> new file mode 100644
> index 0000000..2830c83
> --- /dev/null
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.d
> @@ -0,0 +1,3 @@
> +#as: -march=rv32if -mcsr-check -mpriv-spec=1p11
> +#source: priv-reg.s
> +#warning_output: priv-reg-fail-version-1p11.l
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.l b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.l
> new file mode 100644
> index 0000000..252f96a
> --- /dev/null
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.l
> @@ -0,0 +1,25 @@
> +.*Assembler messages:
> +.*Warning: Invalid CSR `ubadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `sbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `sptbr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mucounteren' for the privilege version `1p11'
> +.*Warning: Invalid CSR `dscratch' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hstatus' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hedeleg' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hideleg' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hie' for the privilege version `1p11'
> +.*Warning: Invalid CSR `htvec' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hscratch' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hepc' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hcause' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hbadaddr' for the privilege version `1p11'
> +.*Warning: Invalid CSR `hip' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mbound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mibase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mibound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mdbase' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mdbound' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mscounteren' for the privilege version `1p11'
> +.*Warning: Invalid CSR `mhcounteren' for the privilege version `1p11'
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.d b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.d
> new file mode 100644
> index 0000000..70c405f
> --- /dev/null
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.d
> @@ -0,0 +1,3 @@
> +#as: -march=rv32if -mcsr-check -mpriv-spec=1p9
> +#source: priv-reg.s
> +#warning_output: priv-reg-fail-version-1p9.l
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.l b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.l
> new file mode 100644
> index 0000000..92e1463
> --- /dev/null
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.l
> @@ -0,0 +1,30 @@
> +.*Assembler messages:
> +.*Warning: Invalid CSR `utval' for the privilege version `1p9'
> +.*Warning: Invalid CSR `scounteren' for the privilege version `1p9'
> +.*Warning: Invalid CSR `stval' for the privilege version `1p9'
> +.*Warning: Invalid CSR `satp' for the privilege version `1p9'
> +.*Warning: Invalid CSR `mcounteren' for the privilege version `1p9'
> +.*Warning: Invalid CSR `mtval' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpcfg0' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpcfg1' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpcfg2' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpcfg3' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr0' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr1' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr2' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr3' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr4' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr5' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr6' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr7' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr8' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr9' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr10' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr11' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr12' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr13' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr14' for the privilege version `1p9'
> +.*Warning: Invalid CSR `pmpaddr15' for the privilege version `1p9'
> +.*Warning: Invalid CSR `mcountinhibit' for the privilege version `1p9'
> +.*Warning: Invalid CSR `dscratch0' for the privilege version `1p9'
> +.*Warning: Invalid CSR `dscratch1' for the privilege version `1p9'
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.d b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.d
> new file mode 100644
> index 0000000..2bd4bbf
> --- /dev/null
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.d
> @@ -0,0 +1,3 @@
> +#as: -march=rv32if -mcsr-check -mpriv-spec=1p9p1
> +#source: priv-reg.s
> +#warning_output: priv-reg-fail-version-1p9p1.l
> diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.l b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.l
> new file mode 100644
> index 0000000..6cde0b3
> --- /dev/null
> +++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.l
> @@ -0,0 +1,30 @@
> +.*Assembler messages:
> +.*Warning: Invalid CSR `utval' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `scounteren' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `stval' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `satp' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `mcounteren' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `mtval' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpcfg0' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpcfg1' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpcfg2' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpcfg3' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr0' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr1' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr2' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr3' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr4' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr5' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr6' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr7' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr8' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr9' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr10' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr11' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr12' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr13' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr14' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `pmpaddr15' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `mcountinhibit' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `dscratch0' for the privilege version `1p9p1'
> +.*Warning: Invalid CSR `dscratch1' for the privilege version `1p9p1'
> diff --git a/gdb/riscv-tdep.c b/gdb/riscv-tdep.c
> index 1bb824e..e67f661 100644
> --- a/gdb/riscv-tdep.c
> +++ b/gdb/riscv-tdep.c
> @@ -240,7 +240,7 @@ static struct riscv_register_feature riscv_csr_feature =
>  {
>   "org.gnu.gdb.riscv.csr",
>   {
> -#define DECLARE_CSR(NAME,VALUE,CLASS) \
> +#define DECLARE_CSR(NAME,VALUE,CLASS,DEFINE_VER,ABORT_VER) \
>    { RISCV_ ## VALUE ## _REGNUM, { # NAME }, false },
>  #include "opcode/riscv-opc.h"
>  #undef DECLARE_CSR
> @@ -498,7 +498,7 @@ riscv_register_name (struct gdbarch *gdbarch, int regnum)
>
>    if (regnum >= RISCV_FIRST_CSR_REGNUM && regnum <= RISCV_LAST_CSR_REGNUM)
>      {
> -#define DECLARE_CSR(NAME,VALUE,CLASS) \
> +#define DECLARE_CSR(NAME,VALUE,CLASS,DEFINE_VER,ABORT_VER) \
>        case RISCV_ ## VALUE ## _REGNUM: return # NAME;
>
>        switch (regnum)
> @@ -828,7 +828,7 @@ riscv_is_regnum_a_named_csr (int regnum)
>
>    switch (regnum)
>      {
> -#define DECLARE_CSR(name, num, class) case RISCV_ ## num ## _REGNUM:
> +#define DECLARE_CSR(name, num, class, define_ver, abort_ver) case RISCV_ ## num ## _REGNUM:
>  #include "opcode/riscv-opc.h"
>  #undef DECLARE_CSR
>        return true;
> diff --git a/gdb/riscv-tdep.h b/gdb/riscv-tdep.h
> index 90bae08..e415fb4 100644
> --- a/gdb/riscv-tdep.h
> +++ b/gdb/riscv-tdep.h
> @@ -44,7 +44,7 @@ enum
>    RISCV_LAST_FP_REGNUM = 64,   /* Last Floating Point Register */
>
>    RISCV_FIRST_CSR_REGNUM = 65,  /* First CSR */
> -#define DECLARE_CSR(name, num, class) \
> +#define DECLARE_CSR(name, num, class, define_version, abort_version) \
>    RISCV_ ## num ## _REGNUM = RISCV_FIRST_CSR_REGNUM + num,
>  #include "opcode/riscv-opc.h"
>  #undef DECLARE_CSR
> diff --git a/include/opcode/riscv-opc.h b/include/opcode/riscv-opc.h
> index fe00bb6..ab11c31 100644
> --- a/include/opcode/riscv-opc.h
> +++ b/include/opcode/riscv-opc.h
> @@ -656,7 +656,6 @@
>  #define CSR_SIDELEG 0x103
>  #define CSR_SIE 0x104
>  #define CSR_STVEC 0x105
> -/* scounteren is present int priv spec 1.10.  */
>  #define CSR_SCOUNTEREN 0x106
>  #define CSR_SSCRATCH 0x140
>  #define CSR_SEPC 0x141
> @@ -669,20 +668,17 @@
>  #define CSR_MIMPID 0xf13
>  #define CSR_MHARTID 0xf14
>  #define CSR_MSTATUS 0x300
> -/* misa is 0xf10 in 1.9, but 0x301 in 1.9.1.  */
>  #define CSR_MISA 0x301
>  #define CSR_MEDELEG 0x302
>  #define CSR_MIDELEG 0x303
>  #define CSR_MIE 0x304
>  #define CSR_MTVEC 0x305
> -/* mcounteren is present in priv spec 1.10.  */
>  #define CSR_MCOUNTEREN 0x306
>  #define CSR_MSCRATCH 0x340
>  #define CSR_MEPC 0x341
>  #define CSR_MCAUSE 0x342
>  #define CSR_MTVAL 0x343
>  #define CSR_MIP 0x344
> -/* pmpcfg0 to pmpcfg3, pmpaddr0 to pmpaddr15 are present in priv spec 1.10.  */
>  #define CSR_PMPCFG0 0x3a0
>  #define CSR_PMPCFG1 0x3a1
>  #define CSR_PMPCFG2 0x3a2
> @@ -765,7 +761,6 @@
>  #define CSR_MHPMCOUNTER29H 0xb9d
>  #define CSR_MHPMCOUNTER30H 0xb9e
>  #define CSR_MHPMCOUNTER31H 0xb9f
> -/* mcountinhibit is present in priv spec 1.11.  */
>  #define CSR_MCOUNTINHIBIT 0x320
>  #define CSR_MHPMEVENT3 0x323
>  #define CSR_MHPMEVENT4 0x324
> @@ -802,10 +797,8 @@
>  #define CSR_TDATA3 0x7a3
>  #define CSR_DCSR 0x7b0
>  #define CSR_DPC 0x7b1
> -/* dscratch0 and dscratch1 are present in priv spec 1.11.  */
>  #define CSR_DSCRATCH0 0x7b2
>  #define CSR_DSCRATCH1 0x7b3
> -/* These registers are present in priv spec 1.9.1, but are dropped in 1.10.  */
>  #define CSR_HSTATUS 0x200
>  #define CSR_HEDELEG 0x202
>  #define CSR_HIDELEG 0x203
> @@ -1124,262 +1117,256 @@ DECLARE_INSN(custom3_rd_rs1, MATCH_CUSTOM3_RD_RS1, MASK_CUSTOM3_RD_RS1)
>  DECLARE_INSN(custom3_rd_rs1_rs2, MATCH_CUSTOM3_RD_RS1_RS2, MASK_CUSTOM3_RD_RS1_RS2)
>  #endif
>  #ifdef DECLARE_CSR
> -DECLARE_CSR(ustatus, CSR_USTATUS, CSR_CLASS_I)
> -DECLARE_CSR(uie, CSR_UIE, CSR_CLASS_I)
> -DECLARE_CSR(utvec, CSR_UTVEC, CSR_CLASS_I)
> -DECLARE_CSR(uscratch, CSR_USCRATCH, CSR_CLASS_I)
> -DECLARE_CSR(uepc, CSR_UEPC, CSR_CLASS_I)
> -DECLARE_CSR(ucause, CSR_UCAUSE, CSR_CLASS_I)
> -DECLARE_CSR(utval, CSR_UTVAL, CSR_CLASS_I)
> -DECLARE_CSR(uip, CSR_UIP, CSR_CLASS_I)
> -DECLARE_CSR(fflags, CSR_FFLAGS, CSR_CLASS_F)
> -DECLARE_CSR(frm, CSR_FRM, CSR_CLASS_F)
> -DECLARE_CSR(fcsr, CSR_FCSR, CSR_CLASS_F)
> -DECLARE_CSR(cycle, CSR_CYCLE, CSR_CLASS_I)
> -DECLARE_CSR(time, CSR_TIME, CSR_CLASS_I)
> -DECLARE_CSR(instret, CSR_INSTRET, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter3, CSR_HPMCOUNTER3, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter4, CSR_HPMCOUNTER4, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter5, CSR_HPMCOUNTER5, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter6, CSR_HPMCOUNTER6, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter7, CSR_HPMCOUNTER7, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter8, CSR_HPMCOUNTER8, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter9, CSR_HPMCOUNTER9, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter10, CSR_HPMCOUNTER10, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter11, CSR_HPMCOUNTER11, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter12, CSR_HPMCOUNTER12, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter13, CSR_HPMCOUNTER13, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter14, CSR_HPMCOUNTER14, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter15, CSR_HPMCOUNTER15, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter16, CSR_HPMCOUNTER16, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter17, CSR_HPMCOUNTER17, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter18, CSR_HPMCOUNTER18, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter19, CSR_HPMCOUNTER19, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter20, CSR_HPMCOUNTER20, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter21, CSR_HPMCOUNTER21, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter22, CSR_HPMCOUNTER22, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter23, CSR_HPMCOUNTER23, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter24, CSR_HPMCOUNTER24, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter25, CSR_HPMCOUNTER25, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter26, CSR_HPMCOUNTER26, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter27, CSR_HPMCOUNTER27, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter28, CSR_HPMCOUNTER28, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter29, CSR_HPMCOUNTER29, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter30, CSR_HPMCOUNTER30, CSR_CLASS_I)
> -DECLARE_CSR(hpmcounter31, CSR_HPMCOUNTER31, CSR_CLASS_I)
> -DECLARE_CSR(cycleh, CSR_CYCLEH, CSR_CLASS_I_32)
> -DECLARE_CSR(timeh, CSR_TIMEH, CSR_CLASS_I_32)
> -DECLARE_CSR(instreth, CSR_INSTRETH, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter3h, CSR_HPMCOUNTER3H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter4h, CSR_HPMCOUNTER4H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter5h, CSR_HPMCOUNTER5H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter6h, CSR_HPMCOUNTER6H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter7h, CSR_HPMCOUNTER7H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter8h, CSR_HPMCOUNTER8H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter9h, CSR_HPMCOUNTER9H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter10h, CSR_HPMCOUNTER10H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter11h, CSR_HPMCOUNTER11H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter12h, CSR_HPMCOUNTER12H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter13h, CSR_HPMCOUNTER13H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter14h, CSR_HPMCOUNTER14H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter15h, CSR_HPMCOUNTER15H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter16h, CSR_HPMCOUNTER16H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter17h, CSR_HPMCOUNTER17H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter18h, CSR_HPMCOUNTER18H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter19h, CSR_HPMCOUNTER19H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter20h, CSR_HPMCOUNTER20H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter21h, CSR_HPMCOUNTER21H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter22h, CSR_HPMCOUNTER22H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter23h, CSR_HPMCOUNTER23H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter24h, CSR_HPMCOUNTER24H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter25h, CSR_HPMCOUNTER25H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter26h, CSR_HPMCOUNTER26H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter27h, CSR_HPMCOUNTER27H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter28h, CSR_HPMCOUNTER28H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter29h, CSR_HPMCOUNTER29H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter30h, CSR_HPMCOUNTER30H, CSR_CLASS_I_32)
> -DECLARE_CSR(hpmcounter31h, CSR_HPMCOUNTER31H, CSR_CLASS_I_32)
> -DECLARE_CSR(sstatus, CSR_SSTATUS, CSR_CLASS_I)
> -DECLARE_CSR(sedeleg, CSR_SEDELEG, CSR_CLASS_I)
> -DECLARE_CSR(sideleg, CSR_SIDELEG, CSR_CLASS_I)
> -DECLARE_CSR(sie, CSR_SIE, CSR_CLASS_I)
> -DECLARE_CSR(stvec, CSR_STVEC, CSR_CLASS_I)
> -DECLARE_CSR(scounteren, CSR_SCOUNTEREN, CSR_CLASS_I)
> -DECLARE_CSR(sscratch, CSR_SSCRATCH, CSR_CLASS_I)
> -DECLARE_CSR(sepc, CSR_SEPC, CSR_CLASS_I)
> -DECLARE_CSR(scause, CSR_SCAUSE, CSR_CLASS_I)
> -DECLARE_CSR(stval, CSR_STVAL, CSR_CLASS_I)
> -DECLARE_CSR(sip, CSR_SIP, CSR_CLASS_I)
> -DECLARE_CSR(satp, CSR_SATP, CSR_CLASS_I)
> -DECLARE_CSR(mvendorid, CSR_MVENDORID, CSR_CLASS_I)
> -DECLARE_CSR(marchid, CSR_MARCHID, CSR_CLASS_I)
> -DECLARE_CSR(mimpid, CSR_MIMPID, CSR_CLASS_I)
> -DECLARE_CSR(mhartid, CSR_MHARTID, CSR_CLASS_I)
> -DECLARE_CSR(mstatus, CSR_MSTATUS, CSR_CLASS_I)
> -DECLARE_CSR(misa, CSR_MISA, CSR_CLASS_I)
> -DECLARE_CSR(medeleg, CSR_MEDELEG, CSR_CLASS_I)
> -DECLARE_CSR(mideleg, CSR_MIDELEG, CSR_CLASS_I)
> -DECLARE_CSR(mie, CSR_MIE, CSR_CLASS_I)
> -DECLARE_CSR(mtvec, CSR_MTVEC, CSR_CLASS_I)
> -DECLARE_CSR(mcounteren, CSR_MCOUNTEREN, CSR_CLASS_I)
> -DECLARE_CSR(mscratch, CSR_MSCRATCH, CSR_CLASS_I)
> -DECLARE_CSR(mepc, CSR_MEPC, CSR_CLASS_I)
> -DECLARE_CSR(mcause, CSR_MCAUSE, CSR_CLASS_I)
> -DECLARE_CSR(mtval, CSR_MTVAL, CSR_CLASS_I)
> -DECLARE_CSR(mip, CSR_MIP, CSR_CLASS_I)
> -DECLARE_CSR(pmpcfg0, CSR_PMPCFG0, CSR_CLASS_I)
> -DECLARE_CSR(pmpcfg1, CSR_PMPCFG1, CSR_CLASS_I_32)
> -DECLARE_CSR(pmpcfg2, CSR_PMPCFG2, CSR_CLASS_I)
> -DECLARE_CSR(pmpcfg3, CSR_PMPCFG3, CSR_CLASS_I_32)
> -DECLARE_CSR(pmpaddr0, CSR_PMPADDR0, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr1, CSR_PMPADDR1, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr2, CSR_PMPADDR2, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr3, CSR_PMPADDR3, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr4, CSR_PMPADDR4, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr5, CSR_PMPADDR5, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr6, CSR_PMPADDR6, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr7, CSR_PMPADDR7, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr8, CSR_PMPADDR8, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr9, CSR_PMPADDR9, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr10, CSR_PMPADDR10, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr11, CSR_PMPADDR11, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr12, CSR_PMPADDR12, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr13, CSR_PMPADDR13, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr14, CSR_PMPADDR14, CSR_CLASS_I)
> -DECLARE_CSR(pmpaddr15, CSR_PMPADDR15, CSR_CLASS_I)
> -DECLARE_CSR(mcycle, CSR_MCYCLE, CSR_CLASS_I)
> -DECLARE_CSR(minstret, CSR_MINSTRET, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter3, CSR_MHPMCOUNTER3, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter4, CSR_MHPMCOUNTER4, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter5, CSR_MHPMCOUNTER5, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter6, CSR_MHPMCOUNTER6, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter7, CSR_MHPMCOUNTER7, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter8, CSR_MHPMCOUNTER8, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter9, CSR_MHPMCOUNTER9, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter10, CSR_MHPMCOUNTER10, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter11, CSR_MHPMCOUNTER11, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter12, CSR_MHPMCOUNTER12, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter13, CSR_MHPMCOUNTER13, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter14, CSR_MHPMCOUNTER14, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter15, CSR_MHPMCOUNTER15, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter16, CSR_MHPMCOUNTER16, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter17, CSR_MHPMCOUNTER17, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter18, CSR_MHPMCOUNTER18, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter19, CSR_MHPMCOUNTER19, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter20, CSR_MHPMCOUNTER20, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter21, CSR_MHPMCOUNTER21, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter22, CSR_MHPMCOUNTER22, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter23, CSR_MHPMCOUNTER23, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter24, CSR_MHPMCOUNTER24, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter25, CSR_MHPMCOUNTER25, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter26, CSR_MHPMCOUNTER26, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter27, CSR_MHPMCOUNTER27, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter28, CSR_MHPMCOUNTER28, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter29, CSR_MHPMCOUNTER29, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter30, CSR_MHPMCOUNTER30, CSR_CLASS_I)
> -DECLARE_CSR(mhpmcounter31, CSR_MHPMCOUNTER31, CSR_CLASS_I)
> -DECLARE_CSR(mcycleh, CSR_MCYCLEH, CSR_CLASS_I_32)
> -DECLARE_CSR(minstreth, CSR_MINSTRETH, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter3h, CSR_MHPMCOUNTER3H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter4h, CSR_MHPMCOUNTER4H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter5h, CSR_MHPMCOUNTER5H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter6h, CSR_MHPMCOUNTER6H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter7h, CSR_MHPMCOUNTER7H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter8h, CSR_MHPMCOUNTER8H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter9h, CSR_MHPMCOUNTER9H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter10h, CSR_MHPMCOUNTER10H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter11h, CSR_MHPMCOUNTER11H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter12h, CSR_MHPMCOUNTER12H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter13h, CSR_MHPMCOUNTER13H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter14h, CSR_MHPMCOUNTER14H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter15h, CSR_MHPMCOUNTER15H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter16h, CSR_MHPMCOUNTER16H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter17h, CSR_MHPMCOUNTER17H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter18h, CSR_MHPMCOUNTER18H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter19h, CSR_MHPMCOUNTER19H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter20h, CSR_MHPMCOUNTER20H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter21h, CSR_MHPMCOUNTER21H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter22h, CSR_MHPMCOUNTER22H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter23h, CSR_MHPMCOUNTER23H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter24h, CSR_MHPMCOUNTER24H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter25h, CSR_MHPMCOUNTER25H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter26h, CSR_MHPMCOUNTER26H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter27h, CSR_MHPMCOUNTER27H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter28h, CSR_MHPMCOUNTER28H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter29h, CSR_MHPMCOUNTER29H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter30h, CSR_MHPMCOUNTER30H, CSR_CLASS_I_32)
> -DECLARE_CSR(mhpmcounter31h, CSR_MHPMCOUNTER31H, CSR_CLASS_I_32)
> -DECLARE_CSR(mcountinhibit, CSR_MCOUNTINHIBIT, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent3, CSR_MHPMEVENT3, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent4, CSR_MHPMEVENT4, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent5, CSR_MHPMEVENT5, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent6, CSR_MHPMEVENT6, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent7, CSR_MHPMEVENT7, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent8, CSR_MHPMEVENT8, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent9, CSR_MHPMEVENT9, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent10, CSR_MHPMEVENT10, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent11, CSR_MHPMEVENT11, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent12, CSR_MHPMEVENT12, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent13, CSR_MHPMEVENT13, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent14, CSR_MHPMEVENT14, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent15, CSR_MHPMEVENT15, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent16, CSR_MHPMEVENT16, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent17, CSR_MHPMEVENT17, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent18, CSR_MHPMEVENT18, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent19, CSR_MHPMEVENT19, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent20, CSR_MHPMEVENT20, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent21, CSR_MHPMEVENT21, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent22, CSR_MHPMEVENT22, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent23, CSR_MHPMEVENT23, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent24, CSR_MHPMEVENT24, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent25, CSR_MHPMEVENT25, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent26, CSR_MHPMEVENT26, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent27, CSR_MHPMEVENT27, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent28, CSR_MHPMEVENT28, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent29, CSR_MHPMEVENT29, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent30, CSR_MHPMEVENT30, CSR_CLASS_I)
> -DECLARE_CSR(mhpmevent31, CSR_MHPMEVENT31, CSR_CLASS_I)
> -DECLARE_CSR(tselect, CSR_TSELECT, CSR_CLASS_I)
> -DECLARE_CSR(tdata1, CSR_TDATA1, CSR_CLASS_I)
> -DECLARE_CSR(tdata2, CSR_TDATA2, CSR_CLASS_I)
> -DECLARE_CSR(tdata3, CSR_TDATA3, CSR_CLASS_I)
> -DECLARE_CSR(dcsr, CSR_DCSR, CSR_CLASS_I)
> -DECLARE_CSR(dpc, CSR_DPC, CSR_CLASS_I)
> -DECLARE_CSR(dscratch0, CSR_DSCRATCH0, CSR_CLASS_I)
> -DECLARE_CSR(dscratch1, CSR_DSCRATCH1, CSR_CLASS_I)
> -/* These registers are present in priv spec 1.9.1, dropped in 1.10.  */
> -DECLARE_CSR(hstatus, CSR_HSTATUS, CSR_CLASS_I)
> -DECLARE_CSR(hedeleg, CSR_HEDELEG, CSR_CLASS_I)
> -DECLARE_CSR(hideleg, CSR_HIDELEG, CSR_CLASS_I)
> -DECLARE_CSR(hie, CSR_HIE, CSR_CLASS_I)
> -DECLARE_CSR(htvec, CSR_HTVEC, CSR_CLASS_I)
> -DECLARE_CSR(hscratch, CSR_HSCRATCH, CSR_CLASS_I)
> -DECLARE_CSR(hepc, CSR_HEPC, CSR_CLASS_I)
> -DECLARE_CSR(hcause, CSR_HCAUSE, CSR_CLASS_I)
> -DECLARE_CSR(hbadaddr, CSR_HBADADDR, CSR_CLASS_I)
> -DECLARE_CSR(hip, CSR_HIP, CSR_CLASS_I)
> -DECLARE_CSR(mbase, CSR_MBASE, CSR_CLASS_I)
> -DECLARE_CSR(mbound, CSR_MBOUND, CSR_CLASS_I)
> -DECLARE_CSR(mibase, CSR_MIBASE, CSR_CLASS_I)
> -DECLARE_CSR(mibound, CSR_MIBOUND, CSR_CLASS_I)
> -DECLARE_CSR(mdbase, CSR_MDBASE, CSR_CLASS_I)
> -DECLARE_CSR(mdbound, CSR_MDBOUND, CSR_CLASS_I)
> -DECLARE_CSR(mscounteren, CSR_MSCOUNTEREN, CSR_CLASS_I)
> -DECLARE_CSR(mhcounteren, CSR_MHCOUNTEREN, CSR_CLASS_I)
> +DECLARE_CSR(ustatus, CSR_USTATUS, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(uie, CSR_UIE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(utvec, CSR_UTVEC, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(uscratch, CSR_USCRATCH, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(uepc, CSR_UEPC, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(ucause, CSR_UCAUSE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(utval, CSR_UTVAL, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(uip, CSR_UIP, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(fflags, CSR_FFLAGS, CSR_CLASS_F, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(frm, CSR_FRM, CSR_CLASS_F, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(fcsr, CSR_FCSR, CSR_CLASS_F, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(cycle, CSR_CYCLE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(time, CSR_TIME, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(instret, CSR_INSTRET, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter3, CSR_HPMCOUNTER3, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter4, CSR_HPMCOUNTER4, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter5, CSR_HPMCOUNTER5, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter6, CSR_HPMCOUNTER6, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter7, CSR_HPMCOUNTER7, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter8, CSR_HPMCOUNTER8, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter9, CSR_HPMCOUNTER9, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter10, CSR_HPMCOUNTER10, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter11, CSR_HPMCOUNTER11, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter12, CSR_HPMCOUNTER12, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter13, CSR_HPMCOUNTER13, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter14, CSR_HPMCOUNTER14, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter15, CSR_HPMCOUNTER15, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter16, CSR_HPMCOUNTER16, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter17, CSR_HPMCOUNTER17, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter18, CSR_HPMCOUNTER18, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter19, CSR_HPMCOUNTER19, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter20, CSR_HPMCOUNTER20, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter21, CSR_HPMCOUNTER21, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter22, CSR_HPMCOUNTER22, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter23, CSR_HPMCOUNTER23, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter24, CSR_HPMCOUNTER24, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter25, CSR_HPMCOUNTER25, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter26, CSR_HPMCOUNTER26, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter27, CSR_HPMCOUNTER27, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter28, CSR_HPMCOUNTER28, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter29, CSR_HPMCOUNTER29, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter30, CSR_HPMCOUNTER30, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter31, CSR_HPMCOUNTER31, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(cycleh, CSR_CYCLEH, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(timeh, CSR_TIMEH, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(instreth, CSR_INSTRETH, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter3h, CSR_HPMCOUNTER3H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter4h, CSR_HPMCOUNTER4H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter5h, CSR_HPMCOUNTER5H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter6h, CSR_HPMCOUNTER6H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter7h, CSR_HPMCOUNTER7H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter8h, CSR_HPMCOUNTER8H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter9h, CSR_HPMCOUNTER9H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter10h, CSR_HPMCOUNTER10H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter11h, CSR_HPMCOUNTER11H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter12h, CSR_HPMCOUNTER12H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter13h, CSR_HPMCOUNTER13H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter14h, CSR_HPMCOUNTER14H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter15h, CSR_HPMCOUNTER15H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter16h, CSR_HPMCOUNTER16H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter17h, CSR_HPMCOUNTER17H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter18h, CSR_HPMCOUNTER18H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter19h, CSR_HPMCOUNTER19H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter20h, CSR_HPMCOUNTER20H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter21h, CSR_HPMCOUNTER21H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter22h, CSR_HPMCOUNTER22H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter23h, CSR_HPMCOUNTER23H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter24h, CSR_HPMCOUNTER24H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter25h, CSR_HPMCOUNTER25H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter26h, CSR_HPMCOUNTER26H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter27h, CSR_HPMCOUNTER27H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter28h, CSR_HPMCOUNTER28H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter29h, CSR_HPMCOUNTER29H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter30h, CSR_HPMCOUNTER30H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hpmcounter31h, CSR_HPMCOUNTER31H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(sstatus, CSR_SSTATUS, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(sedeleg, CSR_SEDELEG, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(sideleg, CSR_SIDELEG, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(sie, CSR_SIE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(stvec, CSR_STVEC, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(scounteren, CSR_SCOUNTEREN, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(sscratch, CSR_SSCRATCH, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(sepc, CSR_SEPC, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(scause, CSR_SCAUSE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(stval, CSR_STVAL, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(sip, CSR_SIP, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(satp, CSR_SATP, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mvendorid, CSR_MVENDORID, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(marchid, CSR_MARCHID, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mimpid, CSR_MIMPID, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhartid, CSR_MHARTID, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mstatus, CSR_MSTATUS, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(misa, CSR_MISA, CSR_CLASS_I, CSR_CLASS_V1P9P1, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(medeleg, CSR_MEDELEG, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mideleg, CSR_MIDELEG, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mie, CSR_MIE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mtvec, CSR_MTVEC, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mcounteren, CSR_MCOUNTEREN, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mscratch, CSR_MSCRATCH, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mepc, CSR_MEPC, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mcause, CSR_MCAUSE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mtval, CSR_MTVAL, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mip, CSR_MIP, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpcfg0, CSR_PMPCFG0, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpcfg1, CSR_PMPCFG1, CSR_CLASS_I_32, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpcfg2, CSR_PMPCFG2, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpcfg3, CSR_PMPCFG3, CSR_CLASS_I_32, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr0, CSR_PMPADDR0, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr1, CSR_PMPADDR1, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr2, CSR_PMPADDR2, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr3, CSR_PMPADDR3, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr4, CSR_PMPADDR4, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr5, CSR_PMPADDR5, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr6, CSR_PMPADDR6, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr7, CSR_PMPADDR7, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr8, CSR_PMPADDR8, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr9, CSR_PMPADDR9, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr10, CSR_PMPADDR10, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr11, CSR_PMPADDR11, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr12, CSR_PMPADDR12, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr13, CSR_PMPADDR13, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr14, CSR_PMPADDR14, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(pmpaddr15, CSR_PMPADDR15, CSR_CLASS_I, CSR_CLASS_V1P10, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mcycle, CSR_MCYCLE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(minstret, CSR_MINSTRET, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter3, CSR_MHPMCOUNTER3, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter4, CSR_MHPMCOUNTER4, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter5, CSR_MHPMCOUNTER5, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter6, CSR_MHPMCOUNTER6, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter7, CSR_MHPMCOUNTER7, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter8, CSR_MHPMCOUNTER8, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter9, CSR_MHPMCOUNTER9, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter10, CSR_MHPMCOUNTER10, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter11, CSR_MHPMCOUNTER11, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter12, CSR_MHPMCOUNTER12, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter13, CSR_MHPMCOUNTER13, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter14, CSR_MHPMCOUNTER14, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter15, CSR_MHPMCOUNTER15, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter16, CSR_MHPMCOUNTER16, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter17, CSR_MHPMCOUNTER17, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter18, CSR_MHPMCOUNTER18, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter19, CSR_MHPMCOUNTER19, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter20, CSR_MHPMCOUNTER20, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter21, CSR_MHPMCOUNTER21, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter22, CSR_MHPMCOUNTER22, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter23, CSR_MHPMCOUNTER23, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter24, CSR_MHPMCOUNTER24, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter25, CSR_MHPMCOUNTER25, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter26, CSR_MHPMCOUNTER26, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter27, CSR_MHPMCOUNTER27, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter28, CSR_MHPMCOUNTER28, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter29, CSR_MHPMCOUNTER29, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter30, CSR_MHPMCOUNTER30, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter31, CSR_MHPMCOUNTER31, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mcycleh, CSR_MCYCLEH, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(minstreth, CSR_MINSTRETH, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter3h, CSR_MHPMCOUNTER3H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter4h, CSR_MHPMCOUNTER4H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter5h, CSR_MHPMCOUNTER5H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter6h, CSR_MHPMCOUNTER6H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter7h, CSR_MHPMCOUNTER7H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter8h, CSR_MHPMCOUNTER8H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter9h, CSR_MHPMCOUNTER9H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter10h, CSR_MHPMCOUNTER10H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter11h, CSR_MHPMCOUNTER11H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter12h, CSR_MHPMCOUNTER12H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter13h, CSR_MHPMCOUNTER13H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter14h, CSR_MHPMCOUNTER14H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter15h, CSR_MHPMCOUNTER15H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter16h, CSR_MHPMCOUNTER16H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter17h, CSR_MHPMCOUNTER17H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter18h, CSR_MHPMCOUNTER18H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter19h, CSR_MHPMCOUNTER19H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter20h, CSR_MHPMCOUNTER20H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter21h, CSR_MHPMCOUNTER21H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter22h, CSR_MHPMCOUNTER22H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter23h, CSR_MHPMCOUNTER23H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter24h, CSR_MHPMCOUNTER24H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter25h, CSR_MHPMCOUNTER25H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter26h, CSR_MHPMCOUNTER26H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter27h, CSR_MHPMCOUNTER27H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter28h, CSR_MHPMCOUNTER28H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter29h, CSR_MHPMCOUNTER29H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter30h, CSR_MHPMCOUNTER30H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmcounter31h, CSR_MHPMCOUNTER31H, CSR_CLASS_I_32, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mcountinhibit, CSR_MCOUNTINHIBIT, CSR_CLASS_I, CSR_CLASS_V1P11, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent3, CSR_MHPMEVENT3, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent4, CSR_MHPMEVENT4, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent5, CSR_MHPMEVENT5, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent6, CSR_MHPMEVENT6, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent7, CSR_MHPMEVENT7, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent8, CSR_MHPMEVENT8, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent9, CSR_MHPMEVENT9, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent10, CSR_MHPMEVENT10, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent11, CSR_MHPMEVENT11, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent12, CSR_MHPMEVENT12, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent13, CSR_MHPMEVENT13, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent14, CSR_MHPMEVENT14, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent15, CSR_MHPMEVENT15, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent16, CSR_MHPMEVENT16, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent17, CSR_MHPMEVENT17, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent18, CSR_MHPMEVENT18, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent19, CSR_MHPMEVENT19, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent20, CSR_MHPMEVENT20, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent21, CSR_MHPMEVENT21, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent22, CSR_MHPMEVENT22, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent23, CSR_MHPMEVENT23, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent24, CSR_MHPMEVENT24, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent25, CSR_MHPMEVENT25, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent26, CSR_MHPMEVENT26, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent27, CSR_MHPMEVENT27, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent28, CSR_MHPMEVENT28, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent29, CSR_MHPMEVENT29, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent30, CSR_MHPMEVENT30, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(mhpmevent31, CSR_MHPMEVENT31, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(tselect, CSR_TSELECT, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(tdata1, CSR_TDATA1, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(tdata2, CSR_TDATA2, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(tdata3, CSR_TDATA3, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(dcsr, CSR_DCSR, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(dpc, CSR_DPC, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(dscratch0, CSR_DSCRATCH0, CSR_CLASS_I, CSR_CLASS_V1P11, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(dscratch1, CSR_DSCRATCH1, CSR_CLASS_I, CSR_CLASS_V1P11, CSR_CLASS_VDRAFT)
> +DECLARE_CSR(hstatus, CSR_HSTATUS, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(hedeleg, CSR_HEDELEG, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(hideleg, CSR_HIDELEG, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(hie, CSR_HIE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(htvec, CSR_HTVEC, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(hscratch, CSR_HSCRATCH, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(hepc, CSR_HEPC, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(hcause, CSR_HCAUSE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(hbadaddr, CSR_HBADADDR, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(hip, CSR_HIP, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(mbase, CSR_MBASE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(mbound, CSR_MBOUND, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(mibase, CSR_MIBASE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(mibound, CSR_MIBOUND, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(mdbase, CSR_MDBASE, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(mdbound, CSR_MDBOUND, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(mscounteren, CSR_MSCOUNTEREN, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR(mhcounteren, CSR_MHCOUNTEREN, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
>  #endif
>  #ifdef DECLARE_CSR_ALIAS
> -/* Ubadaddr is 0x043 in 1.9.1, but 0x043 is utval in 1.10.  */
> -DECLARE_CSR_ALIAS(ubadaddr, CSR_UTVAL, CSR_CLASS_I)
> -/* Sbadaddr is 0x143 in 1.9.1, but 0x143 is stval in 1.10.  */
> -DECLARE_CSR_ALIAS(sbadaddr, CSR_STVAL, CSR_CLASS_I)
> -/* Sptbr is 0x180 in 1.9.1, but 0x180 is satp in 1.10.  */
> -DECLARE_CSR_ALIAS(sptbr, CSR_SATP, CSR_CLASS_I)
> -/* Mbadaddr is 0x343 in 1.9.1, but 0x343 is mtval in 1.10.  */
> -DECLARE_CSR_ALIAS(mbadaddr, CSR_MTVAL, CSR_CLASS_I)
> -/* Mucounteren is 0x320 in 1.10, but 0x320 is mcountinhibit in 1.11.  */
> -DECLARE_CSR_ALIAS(mucounteren, CSR_MCOUNTINHIBIT, CSR_CLASS_I)
> -/* Dscratch is 0x7b2 in 1.10, but 0x7b2 is dscratch0 in 1.11.  */
> -DECLARE_CSR_ALIAS(dscratch, CSR_DSCRATCH0, CSR_CLASS_I)
> +DECLARE_CSR_ALIAS(misa, 0xf10, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P9P1)
> +DECLARE_CSR_ALIAS(ubadaddr, CSR_UTVAL, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR_ALIAS(sbadaddr, CSR_STVAL, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR_ALIAS(sptbr, CSR_SATP, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR_ALIAS(mbadaddr, CSR_MTVAL, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR_ALIAS(mucounteren, CSR_MCOUNTINHIBIT, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P10)
> +DECLARE_CSR_ALIAS(dscratch, CSR_DSCRATCH0, CSR_CLASS_I, CSR_CLASS_V1P9, CSR_CLASS_V1P11)
>  #endif
>  #ifdef DECLARE_CAUSE
>  DECLARE_CAUSE("misaligned fetch", CAUSE_MISALIGNED_FETCH)
> diff --git a/include/opcode/riscv.h b/include/opcode/riscv.h
> index f8b0de3..c36bf69 100644
> --- a/include/opcode/riscv.h
> +++ b/include/opcode/riscv.h
> @@ -24,6 +24,7 @@
>  #include "riscv-opc.h"
>  #include <stdlib.h>
>  #include <stdint.h>
> +#include "bfd.h"
>
>  typedef uint64_t insn_t;
>
> @@ -353,6 +354,19 @@ struct riscv_ext_version
>    unsigned int minor_version;
>  };
>
> +/* The current supported privilege versions.  */
> +
> +enum riscv_csr_vclass
> +{
> +  CSR_CLASS_VNONE,     /* Default value */
> +
> +  CSR_CLASS_V1P9,       /* v1.9 */
> +  CSR_CLASS_V1P9P1,     /* v1.9.1 */
> +  CSR_CLASS_V1P10,      /* v1.10 */
> +  CSR_CLASS_V1P11,      /* v1.11 */
> +  CSR_CLASS_VDRAFT
> +};
> +
>  /* Instruction is a simple alias (e.g. "mv" for "addi").  */
>  #define        INSN_ALIAS              0x00000001
>
> @@ -432,4 +446,9 @@ extern const struct riscv_opcode riscv_opcodes[];
>  extern const struct riscv_opcode riscv_insn_types[];
>  extern const struct riscv_ext_version riscv_ext_version_table[];
>
> +extern bfd_boolean
> +riscv_get_priv_version_class (const char *, enum riscv_csr_vclass *);
> +extern const char *
> +riscv_get_priv_version_name (enum riscv_csr_vclass);
> +
>  #endif /* _RISCV_H_ */
> diff --git a/opcodes/riscv-dis.c b/opcodes/riscv-dis.c
> index d7a184c..98302ff 100644
> --- a/opcodes/riscv-dis.c
> +++ b/opcodes/riscv-dis.c
> @@ -326,7 +326,8 @@ print_insn_args (const char *d, insn_t l, bfd_vma pc, disassemble_info *info)
>             unsigned int csr = EXTRACT_OPERAND (CSR, l);
>             switch (csr)
>               {
> -#define DECLARE_CSR(name, num, class) case num: csr_name = #name; break;
> +#define DECLARE_CSR(name, num, class, define_version, abort_version) \
> +  case num: csr_name = #name; break;
>  #include "opcode/riscv-opc.h"
>  #undef DECLARE_CSR
>               }
> diff --git a/opcodes/riscv-opc.c b/opcodes/riscv-opc.c
> index 7b885bf..cfefd8e 100644
> --- a/opcodes/riscv-opc.c
> +++ b/opcodes/riscv-opc.c
> @@ -937,3 +937,58 @@ const struct riscv_ext_version riscv_ext_version_table[] =
>  /* Terminate the list.  */
>  {NULL, NULL, 0, 0}
>  };
> +
> +struct priv_version_t
> +{
> +  const char *name;
> +  enum riscv_csr_vclass vclass;
> +};
> +
> +/* List for all supported CSR versions.  */
> +static const struct priv_version_t priv_versions[] =
> +{
> +  {"1p9", CSR_CLASS_V1P9},
> +  {"1p9p1", CSR_CLASS_V1P9P1},
> +  {"1p10", CSR_CLASS_V1P10},
> +  {"1p11", CSR_CLASS_V1P11},
> +
> +/* Terminate the list.  */
> +  {NULL, 0}
> +};
> +
> +/* Get the corresponding CSR version class by giving a privilege
> +   version string.  */
> +
> +bfd_boolean
> +riscv_get_priv_version_class (const char *s,
> +                             enum riscv_csr_vclass *class)
> +{
> +  const struct priv_version_t *version;
> +
> +  if (s == NULL)
> +    return FALSE;
> +
> +  for (version = &priv_versions[0]; version->name != NULL; ++version)
> +    if (strcmp (version->name, s) == 0)
> +      {
> +       *class = version->vclass;
> +       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_version_name (enum riscv_csr_vclass class)
> +{
> +  const struct priv_version_t *version;
> +  for (version = &priv_versions[0]; version->name != NULL; ++version)
> +    if (class == version->vclass)
> +      return version->name;
> +  /* This shouldn't happen.  */
> +  return NULL;
> +}
> --
> 2.7.4
>


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