From: Jiawei Date: Tue, 24 Sep 2024 11:16:25 +0000 (+0800) Subject: RISC-V: Add Smrnmi extension csrs. X-Git-Tag: gdb-16-branchpoint~813 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f0bdf8c1691c9509eaebab323754e0530d4ff5d7;p=thirdparty%2Fbinutils-gdb.git RISC-V: Add Smrnmi extension csrs. This patch support Smrnmi extension[1], The csrs address can be find in[2]. [1] https://github.com/riscv/riscv-isa-manual/commit/35eb3948bf0b87c83fab5a7238bd68b6211faf62 [2] https://github.com/riscv/riscv-isa-manual/blob/smrnmi-1.0/src/priv-csrs.adoc bfd/ChangeLog: * elfxx-riscv.c: New extension. gas/ChangeLog: * NEWS: Add Smrnmi extension support. * config/tc-riscv.c (enum riscv_csr_class): New extension class. (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 extension. include/ChangeLog: * opcode/riscv-opc.h (CSR_MNSCRATCH): New csr. (CSR_MNEPC): Ditto. (CSR_MNCAUSE): Ditto. (CSR_MNSTATUS): Ditto. (DECLARE_CSR): New csr declarations. --- diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c index 64b7d71f2cb..26ec664d88a 100644 --- a/bfd/elfxx-riscv.c +++ b/bfd/elfxx-riscv.c @@ -1439,6 +1439,7 @@ static struct riscv_supported_ext riscv_supported_std_s_ext[] = {"smcsrind", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 }, {"smcntrpmf", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 }, {"smepmp", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 }, + {"smrnmi", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 }, {"smstateen", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 }, {"ssaia", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 }, {"ssccptr", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 }, diff --git a/gas/NEWS b/gas/NEWS index 24055d2f5e9..0083c871200 100644 --- a/gas/NEWS +++ b/gas/NEWS @@ -1,7 +1,7 @@ -*- text -*- -* Add support for RISC-V Zcmp (cm.mva01s, cm.mvsa01) and CORE-V (xcvbitmanip, - xcvsimd) extensions with version 1.0. +* Add support for RISC-V Zcmp (cm.mva01s, cm.mvsa01), Smrnmi and CORE-V + (xcvbitmanip, xcvsimd) extensions with version 1.0. Changes in 2.43: diff --git a/gas/config/tc-riscv.c b/gas/config/tc-riscv.c index bf2020d656b..301607b0aad 100644 --- a/gas/config/tc-riscv.c +++ b/gas/config/tc-riscv.c @@ -81,6 +81,7 @@ enum riscv_csr_class CSR_CLASS_SMCSRIND, /* Smcsrind */ CSR_CLASS_SMCNTRPMF, /* Smcntrpmf */ CSR_CLASS_SMCNTRPMF_32, /* Smcntrpmf, rv32 only */ + CSR_CLASS_SMRNMI, /* Smrnmi */ CSR_CLASS_SMSTATEEN, /* Smstateen only */ CSR_CLASS_SMSTATEEN_32, /* Smstateen RV32 only */ CSR_CLASS_SSAIA, /* Ssaia */ @@ -1082,6 +1083,9 @@ riscv_csr_address (const char *csr_name, need_check_version = true; extension = "smcntrpmf"; break; + case CSR_CLASS_SMRNMI: + extension = "smrnmi"; + break; case CSR_CLASS_SMSTATEEN_32: is_rv32_only = true; /* Fall through. */ diff --git a/gas/testsuite/gas/riscv/csr-version-1p10.d b/gas/testsuite/gas/riscv/csr-version-1p10.d index 5165f4bea0d..ce28f59fa74 100644 --- a/gas/testsuite/gas/riscv/csr-version-1p10.d +++ b/gas/testsuite/gas/riscv/csr-version-1p10.d @@ -645,6 +645,14 @@ Disassembly of section .text: [ ]+[0-9a-f]+:[ ]+72159073[ ]+csrw[ ]+mcyclecfgh,a1 [ ]+[0-9a-f]+:[ ]+72202573[ ]+csrr[ ]+a0,minstretcfgh [ ]+[0-9a-f]+:[ ]+72259073[ ]+csrw[ ]+minstretcfgh,a1 +[ ]+[0-9a-f]+:[ ]+74102573[ ]+csrr[ ]+a0,mnepc +[ ]+[0-9a-f]+:[ ]+74159073[ ]+csrw[ ]+mnepc,a1 +[ ]+[0-9a-f]+:[ ]+74202573[ ]+csrr[ ]+a0,mncause +[ ]+[0-9a-f]+:[ ]+74259073[ ]+csrw[ ]+mncause,a1 +[ ]+[0-9a-f]+:[ ]+74002573[ ]+csrr[ ]+a0,mnscratch +[ ]+[0-9a-f]+:[ ]+74059073[ ]+csrw[ ]+mnscratch,a1 +[ ]+[0-9a-f]+:[ ]+74402573[ ]+csrr[ ]+a0,mnstatus +[ ]+[0-9a-f]+:[ ]+74459073[ ]+csrw[ ]+mnstatus,a1 [ ]+[0-9a-f]+:[ ]+30c02573[ ]+csrr[ ]+a0,mstateen0 [ ]+[0-9a-f]+:[ ]+30c59073[ ]+csrw[ ]+mstateen0,a1 [ ]+[0-9a-f]+:[ ]+30d02573[ ]+csrr[ ]+a0,mstateen1 diff --git a/gas/testsuite/gas/riscv/csr-version-1p10.l b/gas/testsuite/gas/riscv/csr-version-1p10.l index 17a8bb638e8..5f6a956af5f 100644 --- a/gas/testsuite/gas/riscv/csr-version-1p10.l +++ b/gas/testsuite/gas/riscv/csr-version-1p10.l @@ -941,6 +941,22 @@ .*Info: macro .* .*Warning: invalid CSR `minstretcfgh', needs `smcntrpmf' extension .*Info: macro .* +.*Warning: invalid CSR `mnepc', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnepc', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mncause', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mncause', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnscratch', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnscratch', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnstatus', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnstatus', needs `smrnmi' extension +.*Info: macro .* .*Warning: invalid CSR `mstateen0', needs `smstateen' extension .*Info: macro .* .*Warning: invalid CSR `mstateen0', needs `smstateen' extension diff --git a/gas/testsuite/gas/riscv/csr-version-1p11.d b/gas/testsuite/gas/riscv/csr-version-1p11.d index 1cb5a917f1a..7bbcf33048e 100644 --- a/gas/testsuite/gas/riscv/csr-version-1p11.d +++ b/gas/testsuite/gas/riscv/csr-version-1p11.d @@ -645,6 +645,14 @@ Disassembly of section .text: [ ]+[0-9a-f]+:[ ]+72159073[ ]+csrw[ ]+mcyclecfgh,a1 [ ]+[0-9a-f]+:[ ]+72202573[ ]+csrr[ ]+a0,minstretcfgh [ ]+[0-9a-f]+:[ ]+72259073[ ]+csrw[ ]+minstretcfgh,a1 +[ ]+[0-9a-f]+:[ ]+74102573[ ]+csrr[ ]+a0,mnepc +[ ]+[0-9a-f]+:[ ]+74159073[ ]+csrw[ ]+mnepc,a1 +[ ]+[0-9a-f]+:[ ]+74202573[ ]+csrr[ ]+a0,mncause +[ ]+[0-9a-f]+:[ ]+74259073[ ]+csrw[ ]+mncause,a1 +[ ]+[0-9a-f]+:[ ]+74002573[ ]+csrr[ ]+a0,mnscratch +[ ]+[0-9a-f]+:[ ]+74059073[ ]+csrw[ ]+mnscratch,a1 +[ ]+[0-9a-f]+:[ ]+74402573[ ]+csrr[ ]+a0,mnstatus +[ ]+[0-9a-f]+:[ ]+74459073[ ]+csrw[ ]+mnstatus,a1 [ ]+[0-9a-f]+:[ ]+30c02573[ ]+csrr[ ]+a0,mstateen0 [ ]+[0-9a-f]+:[ ]+30c59073[ ]+csrw[ ]+mstateen0,a1 [ ]+[0-9a-f]+:[ ]+30d02573[ ]+csrr[ ]+a0,mstateen1 diff --git a/gas/testsuite/gas/riscv/csr-version-1p11.l b/gas/testsuite/gas/riscv/csr-version-1p11.l index 8b797e8893e..412271ccdfd 100644 --- a/gas/testsuite/gas/riscv/csr-version-1p11.l +++ b/gas/testsuite/gas/riscv/csr-version-1p11.l @@ -937,6 +937,22 @@ .*Info: macro .* .*Warning: invalid CSR `minstretcfgh', needs `smcntrpmf' extension .*Info: macro .* +.*Warning: invalid CSR `mnepc', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnepc', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mncause', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mncause', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnscratch', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnscratch', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnstatus', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnstatus', needs `smrnmi' extension +.*Info: macro .* .*Warning: invalid CSR `mstateen0', needs `smstateen' extension .*Info: macro .* .*Warning: invalid CSR `mstateen0', needs `smstateen' extension diff --git a/gas/testsuite/gas/riscv/csr-version-1p12.d b/gas/testsuite/gas/riscv/csr-version-1p12.d index ac88d9370f8..25518dc8646 100644 --- a/gas/testsuite/gas/riscv/csr-version-1p12.d +++ b/gas/testsuite/gas/riscv/csr-version-1p12.d @@ -645,6 +645,14 @@ Disassembly of section .text: [ ]+[0-9a-f]+:[ ]+72159073[ ]+csrw[ ]+mcyclecfgh,a1 [ ]+[0-9a-f]+:[ ]+72202573[ ]+csrr[ ]+a0,minstretcfgh [ ]+[0-9a-f]+:[ ]+72259073[ ]+csrw[ ]+minstretcfgh,a1 +[ ]+[0-9a-f]+:[ ]+74102573[ ]+csrr[ ]+a0,mnepc +[ ]+[0-9a-f]+:[ ]+74159073[ ]+csrw[ ]+mnepc,a1 +[ ]+[0-9a-f]+:[ ]+74202573[ ]+csrr[ ]+a0,mncause +[ ]+[0-9a-f]+:[ ]+74259073[ ]+csrw[ ]+mncause,a1 +[ ]+[0-9a-f]+:[ ]+74002573[ ]+csrr[ ]+a0,mnscratch +[ ]+[0-9a-f]+:[ ]+74059073[ ]+csrw[ ]+mnscratch,a1 +[ ]+[0-9a-f]+:[ ]+74402573[ ]+csrr[ ]+a0,mnstatus +[ ]+[0-9a-f]+:[ ]+74459073[ ]+csrw[ ]+mnstatus,a1 [ ]+[0-9a-f]+:[ ]+30c02573[ ]+csrr[ ]+a0,mstateen0 [ ]+[0-9a-f]+:[ ]+30c59073[ ]+csrw[ ]+mstateen0,a1 [ ]+[0-9a-f]+:[ ]+30d02573[ ]+csrr[ ]+a0,mstateen1 diff --git a/gas/testsuite/gas/riscv/csr-version-1p12.l b/gas/testsuite/gas/riscv/csr-version-1p12.l index 81a7aba25c8..4848a68a8d9 100644 --- a/gas/testsuite/gas/riscv/csr-version-1p12.l +++ b/gas/testsuite/gas/riscv/csr-version-1p12.l @@ -661,6 +661,22 @@ .*Info: macro .* .*Warning: invalid CSR `minstretcfgh', needs `smcntrpmf' extension .*Info: macro .* +.*Warning: invalid CSR `mnepc', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnepc', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mncause', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mncause', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnscratch', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnscratch', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnstatus', needs `smrnmi' extension +.*Info: macro .* +.*Warning: invalid CSR `mnstatus', needs `smrnmi' extension +.*Info: macro .* .*Warning: invalid CSR `mstateen0', needs `smstateen' extension .*Info: macro .* .*Warning: invalid CSR `mstateen0', needs `smstateen' extension diff --git a/gas/testsuite/gas/riscv/csr.s b/gas/testsuite/gas/riscv/csr.s index 378caef35b0..8378e14d07d 100644 --- a/gas/testsuite/gas/riscv/csr.s +++ b/gas/testsuite/gas/riscv/csr.s @@ -365,6 +365,12 @@ csr mcyclecfgh csr minstretcfgh + # smrnmi + csr mnepc + csr mncause + csr mnscratch + csr mnstatus + # Smstateen/Ssstateen extensions csr mstateen0 csr mstateen1 diff --git a/gas/testsuite/gas/riscv/march-help.l b/gas/testsuite/gas/riscv/march-help.l index 0c33d1ee76d..003359242d0 100644 --- a/gas/testsuite/gas/riscv/march-help.l +++ b/gas/testsuite/gas/riscv/march-help.l @@ -114,6 +114,7 @@ All available -march extensions for RISC-V: smcsrind 1.0 smcntrpmf 1.0 smepmp 1.0 + smrnmi 1.0 smstateen 1.0 ssaia 1.0 ssccptr 1.0 diff --git a/include/opcode/riscv-opc.h b/include/opcode/riscv-opc.h index 73ee81158ae..2209e1a48c1 100644 --- a/include/opcode/riscv-opc.h +++ b/include/opcode/riscv-opc.h @@ -4074,6 +4074,11 @@ #define CSR_MINSTRETCFG 0x322 #define CSR_MCYCLECFGH 0x721 #define CSR_MINSTRETCFGH 0x722 +/* Smrnmi extension. */ +#define CSR_MNSCRATCH 0x740 +#define CSR_MNEPC 0x741 +#define CSR_MNCAUSE 0x742 +#define CSR_MNSTATUS 0x744 /* Smstateen extension */ #define CSR_MSTATEEN0 0x30c #define CSR_MSTATEEN1 0x30d @@ -5172,6 +5177,11 @@ DECLARE_CSR(mcyclecfg, CSR_MCYCLECFG, CSR_CLASS_SMCNTRPMF, PRIV_SPEC_CLASS_1P10, DECLARE_CSR(minstretcfg, CSR_MINSTRETCFG, CSR_CLASS_SMCNTRPMF, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT) DECLARE_CSR(mcyclecfgh, CSR_MCYCLECFGH, CSR_CLASS_SMCNTRPMF_32, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT) DECLARE_CSR(minstretcfgh, CSR_MINSTRETCFGH, CSR_CLASS_SMCNTRPMF_32, PRIV_SPEC_CLASS_1P10, PRIV_SPEC_CLASS_DRAFT) +/* Smrnmi extensions. */ +DECLARE_CSR(mnepc, CSR_MNEPC, CSR_CLASS_SMRNMI, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_NONE) +DECLARE_CSR(mncause, CSR_MNCAUSE, CSR_CLASS_SMRNMI, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_NONE) +DECLARE_CSR(mnscratch, CSR_MNSCRATCH, CSR_CLASS_SMRNMI, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_NONE) +DECLARE_CSR(mnstatus, CSR_MNSTATUS, CSR_CLASS_SMRNMI, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_NONE) /* Smstateen/Ssstateen extensions. */ DECLARE_CSR(mstateen0, CSR_MSTATEEN0, CSR_CLASS_SMSTATEEN, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_NONE) DECLARE_CSR(mstateen1, CSR_MSTATEEN1, CSR_CLASS_SMSTATEEN, PRIV_SPEC_CLASS_NONE, PRIV_SPEC_CLASS_NONE)