[PATCH v2 5/9] RISC-V: Support version checking for CSR according to privilege spec version.

Nelson Chu nelson.chu@sifive.com
Wed May 6 02:55:43 GMT 2020


Support new GAS option -mpriv-spec 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.

* -mpriv-spec=[1.9|1.9.1|1.10|1.11]
This is used to set the privileged spec version, and we can decide whether
the CSR is valid or not.

	gas/
	* 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.

	include/
	* 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.

	opcodes/
	* 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.

	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/tc-riscv.c                              | 200 +++++---
 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/riscv/priv-reg-fail-read-only-02.d         |   2 +-
 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                             |  50 ++
 opcodes/riscv-dis.c                                |   3 +-
 opcodes/riscv-opc.c                                |  51 +++
 23 files changed, 700 insertions(+), 331 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 7b5f7af..598f856 100644
--- a/binutils/dwarf.c
+++ b/binutils/dwarf.c
@@ -7409,7 +7409,8 @@ 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/tc-riscv.c b/gas/config/tc-riscv.c
index 3b6c429..743e4bb 100644
--- a/gas/config/tc-riscv.c
+++ b/gas/config/tc-riscv.c
@@ -82,6 +82,7 @@ struct riscv_cl_insn
 static const char default_arch[] = DEFAULT_ARCH;
 static const char *default_arch_with_ext = DEFAULT_RISCV_ARCH_WITH_EXT;
 static enum riscv_isa_spec_class default_isa_spec = ISA_SPEC_CLASS_NONE;
+static enum riscv_priv_spec_class default_priv_spec = PRIV_SPEC_CLASS_NONE;
 
 static unsigned xlen = 0; /* width of an x-register */
 static unsigned abi_xlen = 0; /* width of a pointer in the ABI */
@@ -553,8 +554,9 @@ enum reg_class
 {
   RCLASS_GPR,
   RCLASS_FPR,
-  RCLASS_CSR,
-  RCLASS_MAX
+  RCLASS_MAX,
+
+  RCLASS_CSR
 };
 
 static struct hash_control *reg_names_hash = NULL;
@@ -584,102 +586,163 @@ hash_reg_names (enum reg_class class, const char * const names[], unsigned n)
     hash_reg_name (class, names[i], i);
 }
 
-/* All RISC-V CSRs belong to one of these classes.  */
-
-enum riscv_csr_class
-{
-  CSR_CLASS_NONE,
+/* Init hash table csr_extra_hash to handle CSR.  */
 
-  CSR_CLASS_I,
-  CSR_CLASS_I_32,	/* rv32 only */
-  CSR_CLASS_F,		/* f-ext only */
-};
+static void
+riscv_init_csr_hash (const char *name,
+		     unsigned address,
+		     enum riscv_csr_class class,
+		     enum riscv_priv_spec_class define_version,
+		     enum riscv_priv_spec_class 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)
+    {
+      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;
+    }
 
-/* This structure holds all restricted conditions for a CSR.  */
+  /* Duplicate setting for the CSR, just return and do nothing.  */
+  if (!need_enrty)
+    return;
 
-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;
-};
+  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;
+}
 
-/* Init two hashes, csr_extra_hash and reg_names_hash, for CSR.  */
+/* Check wether the CSR is valid according to the ISA.  */
 
 static void
-riscv_init_csr_hashes (const char *name,
-		       unsigned address,
-		       enum riscv_csr_class class)
+riscv_csr_class_check (const char *s,
+		       enum riscv_csr_class csr_class)
 {
-  struct riscv_csr_extra *entry = XNEW (struct riscv_csr_extra);
-  entry->csr_class = class;
+  bfd_boolean result = TRUE;
 
-  const char *hash_error =
-    hash_insert (csr_extra_hash, name, (void *) entry);
-  if (hash_error != NULL)
+  /* Don't check the ISA dependency when -mcsr-check isn't set.  */
+  if (!riscv_opts.csr_check)
+    return;
+
+  switch (csr_class)
     {
-      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."));
+    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:
+      result = (xlen == 32 && riscv_subset_supports ("i"));
+      break;
+    default:
+      as_bad (_("internal: bad RISC-V CSR class (0x%x)"), csr_class);
     }
-
-  hash_reg_name (RCLASS_CSR, name, address);
+  if (!result)
+    as_warn (_("Invalid CSR `%s' for the current ISA"), s);
 }
 
-/* Check wether the CSR is valid according to the ISA.  */
+/* Check and find the CSR address according to the privilege spec version.  */
 
-static bfd_boolean
-riscv_csr_class_check (enum riscv_csr_class csr_class)
+static void
+riscv_csr_version_check (const char *csr_name,
+			 struct riscv_csr_extra **entryP)
 {
-  switch (csr_class)
+  struct riscv_csr_extra *entry = *entryP;
+  while (entry != NULL)
     {
-    case CSR_CLASS_I: return riscv_subset_supports ("i");
-    case CSR_CLASS_F: return riscv_subset_supports ("f");
-    case CSR_CLASS_I_32:
-      return (xlen == 32 && riscv_subset_supports ("i"));
+      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;
+    }
 
-    default:
-      return FALSE;
+  /* 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_spec_name (default_priv_spec);
+      if (priv_name != NULL)
+	as_warn (_("Invalid CSR `%s' for the privilege spec `%s'"),
+		 csr_name, priv_name);
     }
 }
 
-/* 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.  */
+/* 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 bfd_boolean
+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 spec.  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);
 }
 
@@ -963,8 +1026,10 @@ 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
 
@@ -2450,6 +2515,7 @@ enum options
   OPTION_CSR_CHECK,
   OPTION_NO_CSR_CHECK,
   OPTION_MISA_SPEC,
+  OPTION_MPRIV_SPEC,
   OPTION_END_OF_ENUM
 };
 
@@ -2467,6 +2533,7 @@ struct option md_longopts[] =
   {"mcsr-check", no_argument, NULL, OPTION_CSR_CHECK},
   {"mno-csr-check", no_argument, NULL, OPTION_NO_CSR_CHECK},
   {"misa-spec", required_argument, NULL, OPTION_MISA_SPEC},
+  {"mpriv-spec", required_argument, NULL, OPTION_MPRIV_SPEC},
 
   {NULL, no_argument, NULL, 0}
 };
@@ -2558,6 +2625,15 @@ md_parse_option (int c, const char *arg)
     case OPTION_MISA_SPEC:
       return riscv_set_default_isa_spec (arg);
 
+    case OPTION_MPRIV_SPEC:
+      if (!riscv_get_priv_spec_class (arg, &default_priv_spec))
+	{
+	  as_bad ("Unknown default privilege spec `%s' set by "
+		  "-mpriv-spec", arg);
+	  return 0;
+	}
+      break;
+
     default:
       return 0;
     }
@@ -2605,6 +2681,10 @@ riscv_after_parse_args (void)
   if (riscv_subset_supports ("e"))
     riscv_set_rve (TRUE);
 
+  /* Set the default privilege spec to the newest one.  */
+  if (default_priv_spec == PRIV_SPEC_CLASS_NONE)
+    default_priv_spec = PRIV_SPEC_CLASS_1P11;
+
   /* Infer ABI from ISA if not specified on command line.  */
   if (abi_xlen == 0)
     abi_xlen = xlen;
diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-fext.d b/gas/testsuite/gas/riscv/priv-reg-fail-fext.d
index da53566..d9939eb 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=1.11
 #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..d74863e 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 spec `1.11'
+.*Warning: Invalid CSR `sbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `sptbr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mucounteren' for the privilege spec `1.11'
+.*Warning: Invalid CSR `dscratch' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hstatus' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hedeleg' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hideleg' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hie' for the privilege spec `1.11'
+.*Warning: Invalid CSR `htvec' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hscratch' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hepc' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hcause' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hip' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mibase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mibound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mdbase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mdbound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mscounteren' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mhcounteren' for the privilege spec `1.11'
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..b0f6726 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=1.11
 #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..2dc82f4 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 spec `1.11'
+.*Warning: Invalid CSR `sbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `sptbr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mucounteren' for the privilege spec `1.11'
+.*Warning: Invalid CSR `dscratch' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hstatus' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hedeleg' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hideleg' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hie' for the privilege spec `1.11'
+.*Warning: Invalid CSR `htvec' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hscratch' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hepc' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hcause' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hip' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mibase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mibound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mdbase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mdbound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mscounteren' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mhcounteren' for the privilege spec `1.11'
diff --git a/gas/testsuite/gas/riscv/priv-reg-fail-read-only-02.d b/gas/testsuite/gas/riscv/priv-reg-fail-read-only-02.d
index 3c4715f..ec206e4 100644
--- a/gas/testsuite/gas/riscv/priv-reg-fail-read-only-02.d
+++ b/gas/testsuite/gas/riscv/priv-reg-fail-read-only-02.d
@@ -1,3 +1,3 @@
-#as: -march=rv32if -mcsr-check
+#as: -march=rv32if -mcsr-check -mpriv-spec=1.11
 #source: priv-reg-fail-read-only-02.s
 #warning_output: priv-reg-fail-read-only-02.l
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..eced438 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=1.11
 #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..19f13a0 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 spec `1.11'
+.*Warning: Invalid CSR `sbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `sptbr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mucounteren' for the privilege spec `1.11'
+.*Warning: Invalid CSR `dscratch' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hstatus' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hedeleg' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hideleg' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hie' for the privilege spec `1.11'
+.*Warning: Invalid CSR `htvec' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hscratch' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hepc' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hcause' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hip' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mibase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mibound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mdbase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mdbound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mscounteren' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mhcounteren' for the privilege spec `1.11'
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..8dc2a10
--- /dev/null
+++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.d
@@ -0,0 +1,3 @@
+#as: -march=rv32if -mcsr-check -mpriv-spec=1.10
+#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..4146174
--- /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 spec `1.10'
+.*Warning: Invalid CSR `dscratch0' for the privilege spec `1.10'
+.*Warning: Invalid CSR `dscratch1' for the privilege spec `1.10'
+.*Warning: Invalid CSR `ubadaddr' for the privilege spec `1.10'
+.*Warning: Invalid CSR `sbadaddr' for the privilege spec `1.10'
+.*Warning: Invalid CSR `sptbr' for the privilege spec `1.10'
+.*Warning: Invalid CSR `mbadaddr' for the privilege spec `1.10'
+.*Warning: Invalid CSR `mucounteren' for the privilege spec `1.10'
+.*Warning: Invalid CSR `hstatus' for the privilege spec `1.10'
+.*Warning: Invalid CSR `hedeleg' for the privilege spec `1.10'
+.*Warning: Invalid CSR `hideleg' for the privilege spec `1.10'
+.*Warning: Invalid CSR `hie' for the privilege spec `1.10'
+.*Warning: Invalid CSR `htvec' for the privilege spec `1.10'
+.*Warning: Invalid CSR `hscratch' for the privilege spec `1.10'
+.*Warning: Invalid CSR `hepc' for the privilege spec `1.10'
+.*Warning: Invalid CSR `hcause' for the privilege spec `1.10'
+.*Warning: Invalid CSR `hbadaddr' for the privilege spec `1.10'
+.*Warning: Invalid CSR `hip' for the privilege spec `1.10'
+.*Warning: Invalid CSR `mbase' for the privilege spec `1.10'
+.*Warning: Invalid CSR `mbound' for the privilege spec `1.10'
+.*Warning: Invalid CSR `mibase' for the privilege spec `1.10'
+.*Warning: Invalid CSR `mibound' for the privilege spec `1.10'
+.*Warning: Invalid CSR `mdbase' for the privilege spec `1.10'
+.*Warning: Invalid CSR `mdbound' for the privilege spec `1.10'
+.*Warning: Invalid CSR `mscounteren' for the privilege spec `1.10'
+.*Warning: Invalid CSR `mhcounteren' for the privilege spec `1.10'
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..7d2406c
--- /dev/null
+++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.d
@@ -0,0 +1,3 @@
+#as: -march=rv32if -mcsr-check -mpriv-spec=1.11
+#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..eadcb5c
--- /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 spec `1.11'
+.*Warning: Invalid CSR `sbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `sptbr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mucounteren' for the privilege spec `1.11'
+.*Warning: Invalid CSR `dscratch' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hstatus' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hedeleg' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hideleg' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hie' for the privilege spec `1.11'
+.*Warning: Invalid CSR `htvec' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hscratch' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hepc' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hcause' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hbadaddr' for the privilege spec `1.11'
+.*Warning: Invalid CSR `hip' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mbound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mibase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mibound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mdbase' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mdbound' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mscounteren' for the privilege spec `1.11'
+.*Warning: Invalid CSR `mhcounteren' for the privilege spec `1.11'
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..a2db291
--- /dev/null
+++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.d
@@ -0,0 +1,3 @@
+#as: -march=rv32if -mcsr-check -mpriv-spec=1.9
+#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..d7cee80
--- /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 spec `1.9'
+.*Warning: Invalid CSR `scounteren' for the privilege spec `1.9'
+.*Warning: Invalid CSR `stval' for the privilege spec `1.9'
+.*Warning: Invalid CSR `satp' for the privilege spec `1.9'
+.*Warning: Invalid CSR `mcounteren' for the privilege spec `1.9'
+.*Warning: Invalid CSR `mtval' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpcfg0' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpcfg1' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpcfg2' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpcfg3' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr0' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr1' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr2' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr3' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr4' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr5' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr6' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr7' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr8' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr9' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr10' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr11' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr12' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr13' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr14' for the privilege spec `1.9'
+.*Warning: Invalid CSR `pmpaddr15' for the privilege spec `1.9'
+.*Warning: Invalid CSR `mcountinhibit' for the privilege spec `1.9'
+.*Warning: Invalid CSR `dscratch0' for the privilege spec `1.9'
+.*Warning: Invalid CSR `dscratch1' for the privilege spec `1.9'
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..e870cf5
--- /dev/null
+++ b/gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.d
@@ -0,0 +1,3 @@
+#as: -march=rv32if -mcsr-check -mpriv-spec=1.9.1
+#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..907ed73
--- /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 spec `1.9.1'
+.*Warning: Invalid CSR `scounteren' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `stval' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `satp' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `mcounteren' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `mtval' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpcfg0' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpcfg1' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpcfg2' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpcfg3' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr0' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr1' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr2' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr3' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr4' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr5' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr6' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr7' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr8' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr9' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr10' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr11' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr12' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr13' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr14' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `pmpaddr15' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `mcountinhibit' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `dscratch0' for the privilege spec `1.9.1'
+.*Warning: Invalid CSR `dscratch1' for the privilege spec `1.9.1'
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..a6a5de3 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, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(uie, CSR_UIE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(utvec, CSR_UTVEC, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(uscratch, CSR_USCRATCH, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(uepc, CSR_UEPC, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(ucause, CSR_UCAUSE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(utval, CSR_UTVAL, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(uip, CSR_UIP, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(fflags, CSR_FFLAGS, CSR_CLASS_F, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(frm, CSR_FRM, CSR_CLASS_F, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(fcsr, CSR_FCSR, CSR_CLASS_F, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(cycle, CSR_CYCLE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(time, CSR_TIME, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(instret, CSR_INSTRET, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter3, CSR_HPMCOUNTER3, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter4, CSR_HPMCOUNTER4, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter5, CSR_HPMCOUNTER5, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter6, CSR_HPMCOUNTER6, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter7, CSR_HPMCOUNTER7, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter8, CSR_HPMCOUNTER8, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter9, CSR_HPMCOUNTER9, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter10, CSR_HPMCOUNTER10, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter11, CSR_HPMCOUNTER11, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter12, CSR_HPMCOUNTER12, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter13, CSR_HPMCOUNTER13, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter14, CSR_HPMCOUNTER14, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter15, CSR_HPMCOUNTER15, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter16, CSR_HPMCOUNTER16, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter17, CSR_HPMCOUNTER17, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter18, CSR_HPMCOUNTER18, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter19, CSR_HPMCOUNTER19, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter20, CSR_HPMCOUNTER20, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter21, CSR_HPMCOUNTER21, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter22, CSR_HPMCOUNTER22, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter23, CSR_HPMCOUNTER23, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter24, CSR_HPMCOUNTER24, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter25, CSR_HPMCOUNTER25, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter26, CSR_HPMCOUNTER26, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter27, CSR_HPMCOUNTER27, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter28, CSR_HPMCOUNTER28, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter29, CSR_HPMCOUNTER29, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter30, CSR_HPMCOUNTER30, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter31, CSR_HPMCOUNTER31, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(cycleh, CSR_CYCLEH, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(timeh, CSR_TIMEH, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(instreth, CSR_INSTRETH, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter3h, CSR_HPMCOUNTER3H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter4h, CSR_HPMCOUNTER4H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter5h, CSR_HPMCOUNTER5H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter6h, CSR_HPMCOUNTER6H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter7h, CSR_HPMCOUNTER7H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter8h, CSR_HPMCOUNTER8H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter9h, CSR_HPMCOUNTER9H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter10h, CSR_HPMCOUNTER10H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter11h, CSR_HPMCOUNTER11H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter12h, CSR_HPMCOUNTER12H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter13h, CSR_HPMCOUNTER13H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter14h, CSR_HPMCOUNTER14H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter15h, CSR_HPMCOUNTER15H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter16h, CSR_HPMCOUNTER16H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter17h, CSR_HPMCOUNTER17H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter18h, CSR_HPMCOUNTER18H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter19h, CSR_HPMCOUNTER19H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter20h, CSR_HPMCOUNTER20H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter21h, CSR_HPMCOUNTER21H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter22h, CSR_HPMCOUNTER22H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter23h, CSR_HPMCOUNTER23H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter24h, CSR_HPMCOUNTER24H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter25h, CSR_HPMCOUNTER25H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter26h, CSR_HPMCOUNTER26H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter27h, CSR_HPMCOUNTER27H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter28h, CSR_HPMCOUNTER28H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter29h, CSR_HPMCOUNTER29H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter30h, CSR_HPMCOUNTER30H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hpmcounter31h, CSR_HPMCOUNTER31H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(sstatus, CSR_SSTATUS, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(sedeleg, CSR_SEDELEG, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(sideleg, CSR_SIDELEG, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(sie, CSR_SIE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(stvec, CSR_STVEC, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(scounteren, CSR_SCOUNTEREN, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(sscratch, CSR_SSCRATCH, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(sepc, CSR_SEPC, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(scause, CSR_SCAUSE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(stval, CSR_STVAL, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(sip, CSR_SIP, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(satp, CSR_SATP, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mvendorid, CSR_MVENDORID, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(marchid, CSR_MARCHID, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mimpid, CSR_MIMPID, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhartid, CSR_MHARTID, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mstatus, CSR_MSTATUS, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(misa, CSR_MISA, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9P1, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(medeleg, CSR_MEDELEG, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mideleg, CSR_MIDELEG, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mie, CSR_MIE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mtvec, CSR_MTVEC, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mcounteren, CSR_MCOUNTEREN, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mscratch, CSR_MSCRATCH, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mepc, CSR_MEPC, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mcause, CSR_MCAUSE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mtval, CSR_MTVAL, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mip, CSR_MIP, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpcfg0, CSR_PMPCFG0, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpcfg1, CSR_PMPCFG1, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpcfg2, CSR_PMPCFG2, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpcfg3, CSR_PMPCFG3, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr0, CSR_PMPADDR0, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr1, CSR_PMPADDR1, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr2, CSR_PMPADDR2, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr3, CSR_PMPADDR3, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr4, CSR_PMPADDR4, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr5, CSR_PMPADDR5, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr6, CSR_PMPADDR6, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr7, CSR_PMPADDR7, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr8, CSR_PMPADDR8, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr9, CSR_PMPADDR9, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr10, CSR_PMPADDR10, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr11, CSR_PMPADDR11, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr12, CSR_PMPADDR12, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr13, CSR_PMPADDR13, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr14, CSR_PMPADDR14, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(pmpaddr15, CSR_PMPADDR15, CSR_CLASS_I, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mcycle, CSR_MCYCLE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(minstret, CSR_MINSTRET, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter3, CSR_MHPMCOUNTER3, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter4, CSR_MHPMCOUNTER4, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter5, CSR_MHPMCOUNTER5, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter6, CSR_MHPMCOUNTER6, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter7, CSR_MHPMCOUNTER7, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter8, CSR_MHPMCOUNTER8, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter9, CSR_MHPMCOUNTER9, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter10, CSR_MHPMCOUNTER10, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter11, CSR_MHPMCOUNTER11, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter12, CSR_MHPMCOUNTER12, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter13, CSR_MHPMCOUNTER13, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter14, CSR_MHPMCOUNTER14, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter15, CSR_MHPMCOUNTER15, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter16, CSR_MHPMCOUNTER16, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter17, CSR_MHPMCOUNTER17, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter18, CSR_MHPMCOUNTER18, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter19, CSR_MHPMCOUNTER19, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter20, CSR_MHPMCOUNTER20, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter21, CSR_MHPMCOUNTER21, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter22, CSR_MHPMCOUNTER22, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter23, CSR_MHPMCOUNTER23, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter24, CSR_MHPMCOUNTER24, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter25, CSR_MHPMCOUNTER25, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter26, CSR_MHPMCOUNTER26, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter27, CSR_MHPMCOUNTER27, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter28, CSR_MHPMCOUNTER28, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter29, CSR_MHPMCOUNTER29, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter30, CSR_MHPMCOUNTER30, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter31, CSR_MHPMCOUNTER31, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mcycleh, CSR_MCYCLEH, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(minstreth, CSR_MINSTRETH, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter3h, CSR_MHPMCOUNTER3H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter4h, CSR_MHPMCOUNTER4H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter5h, CSR_MHPMCOUNTER5H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter6h, CSR_MHPMCOUNTER6H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter7h, CSR_MHPMCOUNTER7H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter8h, CSR_MHPMCOUNTER8H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter9h, CSR_MHPMCOUNTER9H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter10h, CSR_MHPMCOUNTER10H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter11h, CSR_MHPMCOUNTER11H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter12h, CSR_MHPMCOUNTER12H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter13h, CSR_MHPMCOUNTER13H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter14h, CSR_MHPMCOUNTER14H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter15h, CSR_MHPMCOUNTER15H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter16h, CSR_MHPMCOUNTER16H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter17h, CSR_MHPMCOUNTER17H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter18h, CSR_MHPMCOUNTER18H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter19h, CSR_MHPMCOUNTER19H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter20h, CSR_MHPMCOUNTER20H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter21h, CSR_MHPMCOUNTER21H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter22h, CSR_MHPMCOUNTER22H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter23h, CSR_MHPMCOUNTER23H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter24h, CSR_MHPMCOUNTER24H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter25h, CSR_MHPMCOUNTER25H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter26h, CSR_MHPMCOUNTER26H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter27h, CSR_MHPMCOUNTER27H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter28h, CSR_MHPMCOUNTER28H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter29h, CSR_MHPMCOUNTER29H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter30h, CSR_MHPMCOUNTER30H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmcounter31h, CSR_MHPMCOUNTER31H, CSR_CLASS_I_32, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mcountinhibit, CSR_MCOUNTINHIBIT, CSR_CLASS_I, PRIV_SPEC_CLASS_1P11, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent3, CSR_MHPMEVENT3, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent4, CSR_MHPMEVENT4, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent5, CSR_MHPMEVENT5, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent6, CSR_MHPMEVENT6, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent7, CSR_MHPMEVENT7, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent8, CSR_MHPMEVENT8, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent9, CSR_MHPMEVENT9, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent10, CSR_MHPMEVENT10, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent11, CSR_MHPMEVENT11, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent12, CSR_MHPMEVENT12, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent13, CSR_MHPMEVENT13, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent14, CSR_MHPMEVENT14, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent15, CSR_MHPMEVENT15, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent16, CSR_MHPMEVENT16, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent17, CSR_MHPMEVENT17, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent18, CSR_MHPMEVENT18, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent19, CSR_MHPMEVENT19, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent20, CSR_MHPMEVENT20, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent21, CSR_MHPMEVENT21, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent22, CSR_MHPMEVENT22, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent23, CSR_MHPMEVENT23, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent24, CSR_MHPMEVENT24, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent25, CSR_MHPMEVENT25, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent26, CSR_MHPMEVENT26, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent27, CSR_MHPMEVENT27, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent28, CSR_MHPMEVENT28, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent29, CSR_MHPMEVENT29, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent30, CSR_MHPMEVENT30, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(mhpmevent31, CSR_MHPMEVENT31, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(tselect, CSR_TSELECT, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(tdata1, CSR_TDATA1, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(tdata2, CSR_TDATA2, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(tdata3, CSR_TDATA3, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(dcsr, CSR_DCSR, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(dpc, CSR_DPC, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(dscratch0, CSR_DSCRATCH0, CSR_CLASS_I, PRIV_SPEC_CLASS_1P11, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(dscratch1, CSR_DSCRATCH1, CSR_CLASS_I, PRIV_SPEC_CLASS_1P11, PRIV_SPEC_CLASS_DRAFT)
+DECLARE_CSR(hstatus, CSR_HSTATUS, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(hedeleg, CSR_HEDELEG, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(hideleg, CSR_HIDELEG, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(hie, CSR_HIE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(htvec, CSR_HTVEC, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(hscratch, CSR_HSCRATCH, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(hepc, CSR_HEPC, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(hcause, CSR_HCAUSE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(hbadaddr, CSR_HBADADDR, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(hip, CSR_HIP, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(mbase, CSR_MBASE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(mbound, CSR_MBOUND, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(mibase, CSR_MIBASE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(mibound, CSR_MIBOUND, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(mdbase, CSR_MDBASE, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(mdbound, CSR_MDBOUND, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(mscounteren, CSR_MSCOUNTEREN, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR(mhcounteren, CSR_MHCOUNTEREN, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
 #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, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P9P1)
+DECLARE_CSR_ALIAS(ubadaddr, CSR_UTVAL, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR_ALIAS(sbadaddr, CSR_STVAL, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR_ALIAS(sptbr, CSR_SATP, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR_ALIAS(mbadaddr, CSR_MTVAL, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR_ALIAS(mucounteren, CSR_MCOUNTINHIBIT, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P10)
+DECLARE_CSR_ALIAS(dscratch, CSR_DSCRATCH0, CSR_CLASS_I, PRIV_SPEC_CLASS_1P9, PRIV_SPEC_CLASS_1P11)
 #endif
 #ifdef DECLARE_CAUSE
 DECLARE_CAUSE("misaligned fetch", CAUSE_MISALIGNED_FETCH)
diff --git a/include/opcode/riscv.h b/include/opcode/riscv.h
index d83e9ca..84f7c2a 100644
--- a/include/opcode/riscv.h
+++ b/include/opcode/riscv.h
@@ -365,6 +365,52 @@ struct riscv_ext_version
   unsigned int minor_version;
 };
 
+/* All RISC-V CSR belong to one of these classes.  */
+
+enum riscv_csr_class
+{
+  CSR_CLASS_NONE,
+
+  CSR_CLASS_I,
+  CSR_CLASS_I_32,	/* rv32 only */
+  CSR_CLASS_F,		/* f-ext only */
+};
+
+/* The current supported privilege spec versions.  */
+
+enum riscv_priv_spec_class
+{
+  PRIV_SPEC_CLASS_NONE,
+
+  PRIV_SPEC_CLASS_1P9,
+  PRIV_SPEC_CLASS_1P9P1,
+  PRIV_SPEC_CLASS_1P10,
+  PRIV_SPEC_CLASS_1P11,
+  PRIV_SPEC_CLASS_DRAFT
+};
+
+/* This structure holds all restricted conditions for a CSR.  */
+
+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_priv_spec_class 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_priv_spec_class abort_version;
+
+  /* The CSR may have more than one setting.  */
+  struct riscv_csr_extra *next;
+};
+
 /* Instruction is a simple alias (e.g. "mv" for "addi").  */
 #define	INSN_ALIAS		0x00000001
 
@@ -446,5 +492,9 @@ extern const struct riscv_ext_version riscv_ext_version_table[];
 
 extern bfd_boolean
 riscv_get_isa_spec_class (const char *, enum riscv_isa_spec_class *);
+extern bfd_boolean
+riscv_get_priv_spec_class (const char *, enum riscv_priv_spec_class *);
+extern const char *
+riscv_get_priv_spec_name (enum riscv_priv_spec_class);
 
 #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 f08b15e..da376ad 100644
--- a/opcodes/riscv-opc.c
+++ b/opcodes/riscv-opc.c
@@ -977,3 +977,54 @@ riscv_get_isa_spec_class (const char *s,
   /* 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;
+}
-- 
2.7.4



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