RISC-V: Support S[sm]csrind extension csrs.

This patch supports RISC-V Smcsrind/Sscsrind privilege extension csrs.
Reuse csr 'smselect/siselect', 'mireg/sireg' and 'vsiselect,vsireg' csrs
in Smaia/Ssaia extension.

bfd/ChangeLog:

	* elfxx-riscv.c: New extensions.

gas/ChangeLog:

	* NEWS: Updated.
	* config/tc-riscv.c (enum riscv_csr_class): New extensions.
	(riscv_csr_address): Ditto.
	* testsuite/gas/riscv/csr-version-1p10.d: New csrs.
	* testsuite/gas/riscv/csr-version-1p10.l: Ditto.
	* testsuite/gas/riscv/csr-version-1p11.d: Ditto.
	* testsuite/gas/riscv/csr-version-1p11.l: Ditto.
	* testsuite/gas/riscv/csr-version-1p12.d: Ditto.
	* testsuite/gas/riscv/csr-version-1p12.l: Ditto.
	* testsuite/gas/riscv/csr.s: Ditto.
	* testsuite/gas/riscv/march-help.l: New extensions.

include/ChangeLog:

	* opcode/riscv-opc.h (CSR_MIREG2): New csr.
	(CSR_MIREG3): Ditto.
	(CSR_MIREG4): Ditto.
	(CSR_MIREG5): Ditto.
	(CSR_MIREG6): Ditto.
	(CSR_SIREG2): Ditto.
	(CSR_SIREG3): Ditto.
	(CSR_SIREG4): Ditto.
	(CSR_SIREG5): Ditto.
	(CSR_SIREG6): Ditto.
	(CSR_VSIREG2): Ditto.
	(CSR_VSIREG3): Ditto.
	(CSR_VSIREG4): Ditto.
	(CSR_VSIREG5): Ditto.
	(CSR_VSIREG6): Ditto.
	(DECLARE_CSR): Ditto.

bfd/elfxx-riscv.c

@@ -1273,10 +1273,12 @@ static struct riscv_implicit_subset riscv_implicit_subsets[] =
   {"zcb", "zca",	check_implicit_always},
   {"zcmp", "zca",	check_implicit_always},
   {"smaia", "ssaia",		check_implicit_always},
+  {"smscrind", "sscsrind",	check_implicit_always},
   {"smcntrpmf", "zicsr",	check_implicit_always},
   {"smstateen", "ssstateen",	check_implicit_always},
   {"smepmp", "zicsr",		check_implicit_always},
   {"ssaia", "zicsr",		check_implicit_always},
+  {"sscsrind", "zicsr",		check_implicit_always},
   {"sscofpmf", "zicsr",		check_implicit_always},
   {"ssstateen", "zicsr",	check_implicit_always},
   {"sstc", "zicsr",		check_implicit_always},
@@ -1438,10 +1440,12 @@ static struct riscv_supported_ext riscv_supported_std_z_ext[] =
 static struct riscv_supported_ext riscv_supported_std_s_ext[] =
 {
   {"smaia",		ISA_SPEC_CLASS_DRAFT,		1, 0, 0 },
+  {"smcsrind",		ISA_SPEC_CLASS_DRAFT,		1, 0, 0 },
   {"smcntrpmf",		ISA_SPEC_CLASS_DRAFT,		1, 0, 0 },
   {"smepmp",		ISA_SPEC_CLASS_DRAFT,		1, 0, 0 },
   {"smstateen",		ISA_SPEC_CLASS_DRAFT,		1, 0, 0 },
   {"ssaia",		ISA_SPEC_CLASS_DRAFT,		1, 0, 0 },
+  {"sscsrind",		ISA_SPEC_CLASS_DRAFT,		1, 0, 0 },
   {"sscofpmf",		ISA_SPEC_CLASS_DRAFT,		1, 0, 0 },
   {"ssstateen",		ISA_SPEC_CLASS_DRAFT,		1, 0, 0 },
   {"sstc",		ISA_SPEC_CLASS_DRAFT,		1, 0, 0 },

gas/NEWS

@@ -27,6 +27,8 @@
 
 * Add support for RISC-V Zvfbfwma extension with version 1.0.
 
+* Add support for RISC-V Smcsrind/Sscsrind extension with version 1.0.
+
 * The base register operand in D(X,B) and D(L,B) may be explicitly omitted
   in assembly on s390. It can now be coded as D(X,) or D(L,) instead of D(X,0)
   D(X,%r0), D(L,0), and D(L,%r0).

gas/config/tc-riscv.c

@@ -77,6 +77,8 @@ enum riscv_csr_class
   CSR_CLASS_H_32,	/* hypervisor, rv32 only */
   CSR_CLASS_SMAIA,		/* Smaia */
   CSR_CLASS_SMAIA_32,		/* Smaia, rv32 only */
+  CSR_CLASS_SMAIA_OR_SMCSRIND,		/* Smaia/Smcsrind */
+  CSR_CLASS_SMCSRIND,		/* Smcsrind */
   CSR_CLASS_SMCNTRPMF,		/* Smcntrpmf */
   CSR_CLASS_SMCNTRPMF_32,	/* Smcntrpmf, rv32 only */
   CSR_CLASS_SMSTATEEN,		/* Smstateen only */
@@ -85,6 +87,10 @@ enum riscv_csr_class
   CSR_CLASS_SSAIA_AND_H,	/* Ssaia with H */
   CSR_CLASS_SSAIA_32,		/* Ssaia, rv32 only */
   CSR_CLASS_SSAIA_AND_H_32,	/* Ssaia with H, rv32 only */
+  CSR_CLASS_SSAIA_OR_SSCSRIND,		/* Ssaia/Smcsrind */
+  CSR_CLASS_SSAIA_OR_SSCSRIND_AND_H,	/* Ssaia/Smcsrind with H */
+  CSR_CLASS_SSCSRIND,		/* Sscsrind */
+  CSR_CLASS_SSCSRIND_AND_H,	/* Sscsrind with H */
   CSR_CLASS_SSSTATEEN,		/* S[ms]stateen only */
   CSR_CLASS_SSSTATEEN_AND_H,	/* S[ms]stateen only (with H) */
   CSR_CLASS_SSSTATEEN_AND_H_32,	/* S[ms]stateen RV32 only (with H) */
@@ -1059,6 +1065,12 @@ riscv_csr_address (const char *csr_name,
     case CSR_CLASS_SMAIA:
       extension = "smaia";
       break;
+    case CSR_CLASS_SMAIA_OR_SMCSRIND:
+      extension = "smaia or smcsrind";
+      break;
+    case CSR_CLASS_SMCSRIND:
+      extension = "smcsrind";
+      break;
     case CSR_CLASS_SMCNTRPMF_32:
       is_rv32_only = true;
       /* Fall through.  */
@@ -1082,6 +1094,16 @@ riscv_csr_address (const char *csr_name,
 		       || csr_class == CSR_CLASS_SSAIA_AND_H_32);
       extension = "ssaia";
       break;
+    case CSR_CLASS_SSAIA_OR_SSCSRIND:
+    case CSR_CLASS_SSAIA_OR_SSCSRIND_AND_H:
+      is_h_required = (csr_class == CSR_CLASS_SSAIA_OR_SSCSRIND_AND_H);
+      extension = "ssaia or sscsrind";
+      break;
+    case CSR_CLASS_SSCSRIND:
+    case CSR_CLASS_SSCSRIND_AND_H:
+      is_h_required = (csr_class == CSR_CLASS_SSCSRIND_AND_H);
+      extension = "sscsrind";
+      break;
     case CSR_CLASS_SSSTATEEN_AND_H_32:
       is_rv32_only = true;
       /* Fall through.  */

gas/testsuite/gas/riscv/csr-version-1p10.d

@@ -623,6 +623,20 @@ Disassembly of section .text:
 [ 	]+[0-9a-f]+:[ 	]+31959073[ 	]+csrw[ 	]+mviph,a1
 [ 	]+[0-9a-f]+:[ 	]+35402573[ 	]+csrr[ 	]+a0,miph
 [ 	]+[0-9a-f]+:[ 	]+35459073[ 	]+csrw[ 	]+miph,a1
+[ 	]+[0-9a-f]+:[ 	]+35002573[ 	]+csrr[ 	]+a0,miselect
+[ 	]+[0-9a-f]+:[ 	]+35059073[ 	]+csrw[ 	]+miselect,a1
+[ 	]+[0-9a-f]+:[ 	]+35102573[ 	]+csrr[ 	]+a0,mireg
+[ 	]+[0-9a-f]+:[ 	]+35159073[ 	]+csrw[ 	]+mireg,a1
+[ 	]+[0-9a-f]+:[ 	]+35202573[ 	]+csrr[ 	]+a0,mireg2
+[ 	]+[0-9a-f]+:[ 	]+35259073[ 	]+csrw[ 	]+mireg2,a1
+[ 	]+[0-9a-f]+:[ 	]+35302573[ 	]+csrr[ 	]+a0,mireg3
+[ 	]+[0-9a-f]+:[ 	]+35359073[ 	]+csrw[ 	]+mireg3,a1
+[ 	]+[0-9a-f]+:[ 	]+35502573[ 	]+csrr[ 	]+a0,mireg4
+[ 	]+[0-9a-f]+:[ 	]+35559073[ 	]+csrw[ 	]+mireg4,a1
+[ 	]+[0-9a-f]+:[ 	]+35602573[ 	]+csrr[ 	]+a0,mireg5
+[ 	]+[0-9a-f]+:[ 	]+35659073[ 	]+csrw[ 	]+mireg5,a1
+[ 	]+[0-9a-f]+:[ 	]+35702573[ 	]+csrr[ 	]+a0,mireg6
+[ 	]+[0-9a-f]+:[ 	]+35759073[ 	]+csrw[ 	]+mireg6,a1
 [ 	]+[0-9a-f]+:[ 	]+32102573[ 	]+csrr[ 	]+a0,mcyclecfg
 [ 	]+[0-9a-f]+:[ 	]+32159073[ 	]+csrw[ 	]+mcyclecfg,a1
 [ 	]+[0-9a-f]+:[ 	]+32202573[ 	]+csrr[ 	]+a0,minstretcfg
@@ -713,6 +727,34 @@ Disassembly of section .text:
 [ 	]+[0-9a-f]+:[ 	]+21459073[ 	]+csrw[ 	]+vsieh,a1
 [ 	]+[0-9a-f]+:[ 	]+25402573[ 	]+csrr[ 	]+a0,vsiph
 [ 	]+[0-9a-f]+:[ 	]+25459073[ 	]+csrw[ 	]+vsiph,a1
+[ 	]+[0-9a-f]+:[ 	]+15002573[ 	]+csrr[ 	]+a0,siselect
+[ 	]+[0-9a-f]+:[ 	]+15059073[ 	]+csrw[ 	]+siselect,a1
+[ 	]+[0-9a-f]+:[ 	]+15102573[ 	]+csrr[ 	]+a0,sireg
+[ 	]+[0-9a-f]+:[ 	]+15159073[ 	]+csrw[ 	]+sireg,a1
+[ 	]+[0-9a-f]+:[ 	]+15202573[ 	]+csrr[ 	]+a0,sireg2
+[ 	]+[0-9a-f]+:[ 	]+15259073[ 	]+csrw[ 	]+sireg2,a1
+[ 	]+[0-9a-f]+:[ 	]+15302573[ 	]+csrr[ 	]+a0,sireg3
+[ 	]+[0-9a-f]+:[ 	]+15359073[ 	]+csrw[ 	]+sireg3,a1
+[ 	]+[0-9a-f]+:[ 	]+15502573[ 	]+csrr[ 	]+a0,sireg4
+[ 	]+[0-9a-f]+:[ 	]+15559073[ 	]+csrw[ 	]+sireg4,a1
+[ 	]+[0-9a-f]+:[ 	]+15602573[ 	]+csrr[ 	]+a0,sireg5
+[ 	]+[0-9a-f]+:[ 	]+15659073[ 	]+csrw[ 	]+sireg5,a1
+[ 	]+[0-9a-f]+:[ 	]+15702573[ 	]+csrr[ 	]+a0,sireg6
+[ 	]+[0-9a-f]+:[ 	]+15759073[ 	]+csrw[ 	]+sireg6,a1
+[ 	]+[0-9a-f]+:[ 	]+25002573[ 	]+csrr[ 	]+a0,vsiselect
+[ 	]+[0-9a-f]+:[ 	]+25059073[ 	]+csrw[ 	]+vsiselect,a1
+[ 	]+[0-9a-f]+:[ 	]+25102573[ 	]+csrr[ 	]+a0,vsireg
+[ 	]+[0-9a-f]+:[ 	]+25159073[ 	]+csrw[ 	]+vsireg,a1
+[ 	]+[0-9a-f]+:[ 	]+25202573[ 	]+csrr[ 	]+a0,vsireg2
+[ 	]+[0-9a-f]+:[ 	]+25259073[ 	]+csrw[ 	]+vsireg2,a1
+[ 	]+[0-9a-f]+:[ 	]+25302573[ 	]+csrr[ 	]+a0,vsireg3
+[ 	]+[0-9a-f]+:[ 	]+25359073[ 	]+csrw[ 	]+vsireg3,a1
+[ 	]+[0-9a-f]+:[ 	]+25502573[ 	]+csrr[ 	]+a0,vsireg4
+[ 	]+[0-9a-f]+:[ 	]+25559073[ 	]+csrw[ 	]+vsireg4,a1
+[ 	]+[0-9a-f]+:[ 	]+25602573[ 	]+csrr[ 	]+a0,vsireg5
+[ 	]+[0-9a-f]+:[ 	]+25659073[ 	]+csrw[ 	]+vsireg5,a1
+[ 	]+[0-9a-f]+:[ 	]+25702573[ 	]+csrr[ 	]+a0,vsireg6
+[ 	]+[0-9a-f]+:[ 	]+25759073[ 	]+csrw[ 	]+vsireg6,a1
 [ 	]+[0-9a-f]+:[ 	]+da002573[ 	]+csrr[ 	]+a0,scountovf
 [ 	]+[0-9a-f]+:[ 	]+da059073[ 	]+csrw[ 	]+scountovf,a1
 [ 	]+[0-9a-f]+:[ 	]+72302573[ 	]+csrr[ 	]+a0,mhpmevent3h

gas/testsuite/gas/riscv/csr-version-1p10.l

@@ -823,13 +823,13 @@
 .*Info: macro .*
 .*Warning: invalid CSR `vsatp', needs `h' extension
 .*Info: macro .*
-.*Warning: invalid CSR `miselect', needs `smaia' extension
+.*Warning: invalid CSR `miselect', needs `smaia or smcsrind' extension
 .*Info: macro .*
-.*Warning: invalid CSR `miselect', needs `smaia' extension
+.*Warning: invalid CSR `miselect', needs `smaia or smcsrind' extension
 .*Info: macro .*
-.*Warning: invalid CSR `mireg', needs `smaia' extension
+.*Warning: invalid CSR `mireg', needs `smaia or smcsrind' extension
 .*Info: macro .*
-.*Warning: invalid CSR `mireg', needs `smaia' extension
+.*Warning: invalid CSR `mireg', needs `smaia or smcsrind' extension
 .*Info: macro .*
 .*Warning: invalid CSR `mtopei', needs `smaia' extension
 .*Info: macro .*
@@ -889,6 +889,34 @@
 .*Info: macro .*
 .*Warning: invalid CSR `miph', needs `smaia' extension
 .*Info: macro .*
+.*Warning: invalid CSR `miselect', needs `smaia or smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `miselect', needs `smaia or smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg', needs `smaia or smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg', needs `smaia or smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg2', needs `smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg2', needs `smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg3', needs `smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg3', needs `smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg4', needs `smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg4', needs `smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg5', needs `smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg5', needs `smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg6', needs `smcsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `mireg6', needs `smcsrind' extension
+.*Info: macro .*
 .*Warning: invalid CSR `mcyclecfg', needs `smcntrpmf' extension
 .*Info: macro .*
 .*Warning: invalid CSR `mcyclecfg', needs `smcntrpmf' extension
@@ -1057,13 +1085,13 @@
 .*Info: macro .*
 .*Warning: invalid CSR `hstateen3h', needs `ssstateen' extension
 .*Info: macro .*
-.*Warning: invalid CSR `siselect', needs `ssaia' extension
+.*Warning: invalid CSR `siselect', needs `ssaia or sscsrind' extension
 .*Info: macro .*
-.*Warning: invalid CSR `siselect', needs `ssaia' extension
+.*Warning: invalid CSR `siselect', needs `ssaia or sscsrind' extension
 .*Info: macro .*
-.*Warning: invalid CSR `sireg', needs `ssaia' extension
+.*Warning: invalid CSR `sireg', needs `ssaia or sscsrind' extension
 .*Info: macro .*
-.*Warning: invalid CSR `sireg', needs `ssaia' extension
+.*Warning: invalid CSR `sireg', needs `ssaia or sscsrind' extension
 .*Info: macro .*
 .*Warning: invalid CSR `stopei', needs `ssaia' extension
 .*Info: macro .*
@@ -1125,19 +1153,19 @@
 .*Info: macro .*
 .*Warning: invalid CSR `vsiselect', needs `h' extension
 .*Info: macro .*
-.*Warning: invalid CSR `vsiselect', needs `ssaia' extension
+.*Warning: invalid CSR `vsiselect', needs `ssaia or sscsrind' extension
 .*Info: macro .*
 .*Warning: invalid CSR `vsiselect', needs `h' extension
 .*Info: macro .*
-.*Warning: invalid CSR `vsiselect', needs `ssaia' extension
+.*Warning: invalid CSR `vsiselect', needs `ssaia or sscsrind' extension
 .*Info: macro .*
 .*Warning: invalid CSR `vsireg', needs `h' extension
 .*Info: macro .*
-.*Warning: invalid CSR `vsireg', needs `ssaia' extension
+.*Warning: invalid CSR `vsireg', needs `ssaia or sscsrind' extension
 .*Info: macro .*
 .*Warning: invalid CSR `vsireg', needs `h' extension
 .*Info: macro .*
-.*Warning: invalid CSR `vsireg', needs `ssaia' extension
+.*Warning: invalid CSR `vsireg', needs `ssaia or sscsrind' extension
 .*Info: macro .*
 .*Warning: invalid CSR `vstopei', needs `h' extension
 .*Info: macro .*
@@ -1241,6 +1269,90 @@
 .*Info: macro .*
 .*Warning: invalid CSR `vsiph', needs `ssaia' extension
 .*Info: macro .*
+.*Warning: invalid CSR `siselect', needs `ssaia or sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `siselect', needs `ssaia or sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg', needs `ssaia or sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg', needs `ssaia or sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg2', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg2', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg3', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg3', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg4', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg4', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg5', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg5', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg6', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `sireg6', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsiselect', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsiselect', needs `ssaia or sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsiselect', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsiselect', needs `ssaia or sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg', needs `ssaia or sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg', needs `ssaia or sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg2', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg2', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg2', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg2', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg3', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg3', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg3', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg3', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg4', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg4', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg4', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg4', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg5', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg5', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg5', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg5', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg6', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg6', needs `sscsrind' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg6', needs `h' extension
+.*Info: macro .*
+.*Warning: invalid CSR `vsireg6', needs `sscsrind' extension
+.*Info: macro .*
 .*Warning: invalid CSR `scountovf', needs `sscofpmf' extension
 .*Info: macro .*
 .*Warning: invalid CSR `scountovf', needs `sscofpmf' extension

gas/testsuite/gas/riscv/csr-version-1p11.d

@@ -623,6 +623,20 @@ Disassembly of section .text:
 [ 	]+[0-9a-f]+:[ 	]+31959073[ 	]+csrw[ 	]+mviph,a1
 [ 	]+[0-9a-f]+:[ 	]+35402573[ 	]+csrr[ 	]+a0,miph
 [ 	]+[0-9a-f]+:[ 	]+35459073[ 	]+csrw[ 	]+miph,a1
+[ 	]+[0-9a-f]+:[ 	]+35002573[ 	]+csrr[ 	]+a0,miselect
+[ 	]+[0-9a-f]+:[ 	]+35059073[ 	]+csrw[ 	]+miselect,a1
+[ 	]+[0-9a-f]+:[ 	]+35102573[ 	]+csrr[ 	]+a0,mireg
+[ 	]+[0-9a-f]+:[ 	]+35159073[ 	]+csrw[ 	]+mireg,a1
+[ 	]+[0-9a-f]+:[ 	]+35202573[ 	]+csrr[ 	]+a0,mireg2
+[ 	]+[0-9a-f]+:[ 	]+35259073[ 	]+csrw[ 	]+mireg2,a1
+[ 	]+[0-9a-f]+:[ 	]+35302573[ 	]+csrr[ 	]+a0,mireg3
+[ 	]+[0-9a-f]+:[ 	]+35359073[ 	]+csrw[ 	]+mireg3,a1
+[ 	]+[0-9a-f]+:[ 	]+35502573[ 	]+csrr[ 	]+a0,mireg4
+[ 	]+[0-9a-f]+:[ 	]+35559073[ 	]+csrw[ 	]+mireg4,a1
+[ 	]+[0-9a-f]+:[ 	]+35602573[ 	]+csrr[ 	]+a0,mireg5
+[ 	]+[0-9a-f]+:[ 	]+35659073[ 	]+csrw[ 	]+mireg5,a1
+[ 	]+[0-9a-f]+:[ 	]+35702573[ 	]+csrr[ 	]+a0,mireg6
+[ 	]+[0-9a-f]+:[ 	]+35759073[ 	]+csrw[ 	]+mireg6,a1
 [ 	]+[0-9a-f]+:[ 	]+32102573[ 	]+csrr[ 	]+a0,mcyclecfg
 [ 	]+[0-9a-f]+:[ 	]+32159073[ 	]+csrw[ 	]+mcyclecfg,a1
 [ 	]+[0-9a-f]+:[ 	]+32202573[ 	]+csrr[ 	]+a0,minstretcfg
@@ -713,6 +727,34 @@ Disassembly of section .text:
 [ 	]+[0-9a-f]+:[ 	]+21459073[ 	]+csrw[ 	]+vsieh,a1
 [ 	]+[0-9a-f]+:[ 	]+25402573[ 	]+csrr[ 	]+a0,vsiph
 [ 	]+[0-9a-f]+:[ 	]+25459073[ 	]+csrw[ 	]+vsiph,a1
+[ 	]+[0-9a-f]+:[ 	]+15002573[ 	]+csrr[ 	]+a0,siselect
+[ 	]+[0-9a-f]+:[ 	]+15059073[ 	]+csrw[ 	]+siselect,a1
+[ 	]+[0-9a-f]+:[ 	]+15102573[ 	]+csrr[ 	]+a0,sireg
+[ 	]+[0-9a-f]+:[ 	]+15159073[ 	]+csrw[ 	]+sireg,a1
+[ 	]+[0-9a-f]+:[ 	]+15202573[ 	]+csrr[ 	]+a0,sireg2
+[ 	]+[0-9a-f]+:[ 	]+15259073[ 	]+csrw[ 	]+sireg2,a1
+[ 	]+[0-9a-f]+:[ 	]+15302573[ 	]+csrr[ 	]+a0,sireg3
+[ 	]+[0-9a-f]+:[ 	]+15359073[ 	]+csrw[ 	]+sireg3,a1
+[ 	]+[0-9a-f]+:[ 	]+15502573[ 	]+csrr[ 	]+a0,sireg4
+[ 	]+[0-9a-f]+:[ 	]+15559073[ 	]+csrw[ 	]+sireg4,a1
+[ 	]+[0-9a-f]+:[ 	]+15602573[ 	]+csrr[ 	]+a0,sireg5
+[ 	]+[0-9a-f]+:[ 	]+15659073[ 	]+csrw[ 	]+sireg5,a1
+[ 	]+[0-9a-f]+:[ 	]+15702573[ 	]+csrr[ 	]+a0,sireg6
+[ 	]+[0-9a-f]+:[ 	]+15759073[ 	]+csrw[ 	]+sireg6,a1
+[ 	]+[0-9a-f]+:[ 	]+25002573[ 	]+csrr[ 	]+a0,vsiselect
+[ 	]+[0-9a-f]+:[ 	]+25059073[ 	]+csrw[ 	]+vsiselect,a1
+[ 	]+[0-9a-f]+:[ 	]+25102573[ 	]+csrr[ 	]+a0,vsireg
+[ 	]+[0-9a-f]+:[ 	]+25159073[ 	]+csrw[ 	]+vsireg,a1
+[ 	]+[0-9a-f]+:[ 	]+25202573[ 	]+csrr[ 	]+a0,vsireg2
+[ 	]+[0-9a-f]+:[ 	]+25259073[ 	]+csrw[ 	]+vsireg2,a1
+[ 	]+[0-9a-f]+:[ 	]+25302573[ 	]+csrr[ 	]+a0,vsireg3
+[ 	]+[0-9a-f]+:[ 	]+25359073[ 	]+csrw[ 	]+vsireg3,a1
+[ 	]+[0-9a-f]+:[ 	]+25502573[ 	]+csrr[ 	]+a0,vsireg4
+[ 	]+[0-9a-f]+:[ 	]+25559073[ 	]+csrw[ 	]+vsireg4,a1
+[ 	]+[0-9a-f]+:[ 	]+25602573[ 	]+csrr[ 	]+a0,vsireg5
+[ 	]+[0-9a-f]+:[ 	]+25659073[ 	]+csrw[ 	]+vsireg5,a1
+[ 	]+[0-9a-f]+:[ 	]+25702573[ 	]+csrr[ 	]+a0,vsireg6
+[ 	]+[0-9a-f]+:[ 	]+25759073[ 	]+csrw[ 	]+vsireg6,a1
 [ 	]+[0-9a-f]+:[ 	]+da002573[ 	]+csrr[ 	]+a0,scountovf
 [ 	]+[0-9a-f]+:[ 	]+da059073[ 	]+csrw[ 	]+scountovf,a1
 [ 	]+[0-9a-f]+:[ 	]+72302573[ 	]+csrr[ 	]+a0,mhpmevent3h