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Ip=[63.35.35.123]; Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: AM1PEPF000252DD.eurprd07.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAWPR08MB9054 X-Spam-Status: No, score=-12.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, FORGED_SPF_HELO, GIT_PATCH_0, KAM_DMARC_NONE, KAM_LOTSOFHASH, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_PASS, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE, UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: binutils@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Binutils mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: binutils-bounces+ouuuleilei=gmail.com@sourceware.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1782719842176428025 X-GMAIL-MSGID: 1782719842176428025 Hi, This patch adds features to the Statistical Profiling Extension, identified as FEAT_SPEv1p4, FEAT_SPE_FDS, and FEAT_SPE_CRR, which are enabled by default from Armv9.4-A. Also adds support for system register "pmsdsfr_el1". Regression tested for aarch64-none-elf target and found no regressions. Ok for binutils-master? Regards, Srinath. diff --git a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.d b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.d new file mode 100644 index 0000000000000000000000000000000000000000..2471b6b52c31183b0aef6f089fcc3ce22089ee98 --- /dev/null +++ b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.d @@ -0,0 +1,3 @@ +#as: -march=armv8.8-a +#source: armv8_9-a-sysregs.s +#error_output: armv8_9-a-sysregs-bad.l diff --git a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.l b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.l new file mode 100644 index 0000000000000000000000000000000000000000..48c55680aa07618cd1f0c165435533fe4dd31e41 --- /dev/null +++ b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.l @@ -0,0 +1,3 @@ +.*: Assembler messages: +.*: Error: selected processor does not support system register name 'pmsdsfr_el1' +.*: Error: selected processor does not support system register name 'pmsdsfr_el1' diff --git a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.d b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.d new file mode 100644 index 0000000000000000000000000000000000000000..d4cb769fdf63aaa89ac4c410982cd20ac12bbd4d --- /dev/null +++ b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.d @@ -0,0 +1,10 @@ +#as: -march=armv8.9-a +#objdump: -dr + +.*: file format .* + +Disassembly of section \.text: + +0+ <.*>: +.*: d53c9a83 mrs x3, pmsdsfr_el1 +.*: d51c9a83 msr pmsdsfr_el1, x3 diff --git a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.s b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.s new file mode 100644 index 0000000000000000000000000000000000000000..4200d7ce60ed21822731a836214bb44aeeea57ac --- /dev/null +++ b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.s @@ -0,0 +1,2 @@ + mrs x3, PMSDSFR_EL1 + msr PMSDSFR_EL1, x3 diff --git a/include/opcode/aarch64.h b/include/opcode/aarch64.h index 6be2885c78fbd5213220d22ce3218c39bb03916f..881a4211eabfad2cc4442efc78eb37c06d26973d 100644 --- a/include/opcode/aarch64.h +++ b/include/opcode/aarch64.h @@ -163,6 +163,12 @@ enum aarch64_feature_bit { AARCH64_FEATURE_CHK, /* Guarded Control Stack. */ AARCH64_FEATURE_GCS, + /* SPE Call Return branch records. */ + AARCH64_FEATURE_SPE_CRR, + /* SPE Filter by data source. */ + AARCH64_FEATURE_SPE_FDS, + /* Additional SPE events. */ + AARCH64_FEATURE_SPEv1p4, /* SME2. */ AARCH64_FEATURE_SME2, /* Translation Hardening Extension. */ @@ -224,7 +230,10 @@ enum aarch64_feature_bit { #define AARCH64_ARCH_V8_8A_FEATURES(X) (AARCH64_FEATBIT (X, V8_8A) \ | AARCH64_FEATBIT (X, MOPS) \ | AARCH64_FEATBIT (X, HBC)) -#define AARCH64_ARCH_V8_9A_FEATURES(X) (AARCH64_FEATBIT (X, V8_9A)) +#define AARCH64_ARCH_V8_9A_FEATURES(X) (AARCH64_FEATBIT (X, V8_9A) \ + | AARCH64_FEATBIT (X, SPEv1p4) \ + | AARCH64_FEATBIT (X, SPE_CRR) \ + | AARCH64_FEATBIT (X, SPE_FDS)) #define AARCH64_ARCH_V9A_FEATURES(X) (AARCH64_FEATBIT (X, V9A) \ | AARCH64_FEATBIT (X, F16) \ diff --git a/opcodes/aarch64-sys-regs.def b/opcodes/aarch64-sys-regs.def index 96bdadb0b0fe56f25ec2c210264900d6936db06b..aab2c7264cab0b4ca34ab8135194abd0126b7430 100644 --- a/opcodes/aarch64-sys-regs.def +++ b/opcodes/aarch64-sys-regs.def @@ -676,6 +676,7 @@ SYSREG ("pmscr_el1", CPENC (3,0,9,9,0), F_ARCHEXT, AARCH64_FEATURE (PROFILE)) SYSREG ("pmscr_el12", CPENC (3,5,9,9,0), F_ARCHEXT, AARCH64_FEATURE (PROFILE)) SYSREG ("pmscr_el2", CPENC (3,4,9,9,0), F_ARCHEXT, AARCH64_FEATURE (PROFILE)) + SYSREG ("pmsdsfr_el1", CPENC (3,4,9,10,4), F_ARCHEXT, AARCH64_FEATURE (SPE_FDS)) SYSREG ("pmselr_el0", CPENC (3,3,9,12,5), 0, AARCH64_NO_FEATURES) SYSREG ("pmsevfr_el1", CPENC (3,0,9,9,5), F_ARCHEXT, AARCH64_FEATURE (PROFILE)) SYSREG ("pmsfcr_el1", CPENC (3,0,9,9,4), F_ARCHEXT, AARCH64_FEATURE (PROFILE)) From patchwork Thu Nov 16 11:31:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinath Parvathaneni X-Patchwork-Id: 165773 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b909:0:b0:403:3b70:6f57 with SMTP id t9csp3144186vqg; Thu, 16 Nov 2023 03:31:44 -0800 (PST) X-Google-Smtp-Source: AGHT+IFNQ/GmLhuRcGlnDu1XwcX72WVgIkHlDXqP+VOpIHMVF3UUL9uHDZpNCgGZHuG3gUuvT3Mq X-Received: by 2002:a05:620a:288c:b0:779:e517:f425 with SMTP id j12-20020a05620a288c00b00779e517f425mr9494583qkp.20.1700134303950; Thu, 16 Nov 2023 03:31:43 -0800 (PST) Received: from server2.sourceware.org (server2.sourceware.org. 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Thu, 16 Nov 2023 11:31:20 +0000 Received: from [10.57.70.166] (10.57.70.166) by mail.arm.com (10.251.24.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.32 via Frontend Transport; Thu, 16 Nov 2023 11:31:20 +0000 Message-ID: <122e823d-6989-4b1e-bfa1-ce8b9a6de2cc@arm.com> Date: Thu, 16 Nov 2023 11:31:19 +0000 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH 3/5][BINUTILS] aarch64: Add support to new features in RAS extension. 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Ip=[63.35.35.123]; Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: DB5PEPF00014B90.eurprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: GV1PR08MB8036 X-Spam-Status: No, score=-12.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, FORGED_SPF_HELO, GIT_PATCH_0, KAM_DMARC_NONE, KAM_LOTSOFHASH, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_PASS, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE, UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: binutils@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Binutils mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: binutils-bounces+ouuuleilei=gmail.com@sourceware.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1782720027755134095 X-GMAIL-MSGID: 1782720027755134095 Hi, This patch also adds support for: 1. FEAT_RASv2 feature and "ERXGSR_EL1" system register. RASv2 feature is enabled by passing +rasv2 to -march (eg: -march=armv8-a+rasv2). 2. FEAT_SCTLR2 and following system registers. SCTLR2_EL1, SCTLR2_EL12, SCTLR2_EL2 and SCTLR2_EL3. 3. FEAT_FGT2 and following system registers. HDFGRTR2_EL2, HDFGWTR2_EL2, HFGRTR2_EL2, HFGWTR2_EL2 4. FEAT_PFAR and following system registers. PFAR_EL1, PFAR_EL2 and PFAR_EL12. FEAT_RASv2, FEAT_SCTLR2, FEAT_FGT2 and FEAT_PFAR features are by default enabled from Armv9.4-A architecture. This patch also adds support for two read only system registers id_aa64mmfr3_el1 and id_aa64mmfr4_el1, which are available from Armv8-A Architecture. Regression testing for aarch64-none-elf target and found no regressions. Ok for binutils-master? Regards, Srinath. diff --git a/gas/NEWS b/gas/NEWS index ddf48fca37bbc87b78a78d4162ba71e4391a3cff..9d0fb3b63d03b730ef8b33fea84d038aa0d3d15a 100644 --- a/gas/NEWS +++ b/gas/NEWS @@ -1,5 +1,8 @@ -*- text -*- +* Add support for Reliability, Availability and Serviceability extension v2 + (RASv2) for AArch64. + * Add support for 128-bit Atomic Instructions (LSE128) for AArch64. * Add support for Guarded Control Stack (GCS) for AArch64. diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c index 70c0ed652a551ada46755a3ce96a704d050a9b44..5646de781d4502c0aa434368f0603c11ee456966 100644 --- a/gas/config/tc-aarch64.c +++ b/gas/config/tc-aarch64.c @@ -10292,6 +10292,7 @@ static const struct aarch64_option_cpu_value_table aarch64_features[] = { {"chk", AARCH64_FEATURE (CHK), AARCH64_NO_FEATURES}, {"gcs", AARCH64_FEATURE (GCS), AARCH64_NO_FEATURES}, {"the", AARCH64_FEATURE (THE), AARCH64_NO_FEATURES}, + {"rasv2", AARCH64_FEATURE (RASv2), AARCH64_FEATURE (RAS)}, {NULL, AARCH64_NO_FEATURES, AARCH64_NO_FEATURES}, }; diff --git a/gas/doc/c-aarch64.texi b/gas/doc/c-aarch64.texi index 81c18181831a530f8596b8838a6b1751d5852305..cbf06bf3ec6d1680c74aad3a1a9364721ae7ca34 100644 --- a/gas/doc/c-aarch64.texi +++ b/gas/doc/c-aarch64.texi @@ -267,7 +267,8 @@ automatically cause those extensions to be disabled. @tab Enable Translation Hardening extension. @item @code{lse128} @tab Armv9.4-A @tab No @tab Enable the 128-bit Atomic Instructions extension. This implies @code{lse}. - +@item @code{rasv2} @tab N/A @tab Armv9.4-A or later + @tab Enable the Reliability, Availability and Serviceability extension v2. @end multitable @node AArch64 Syntax diff --git a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.l b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.l index 48c55680aa07618cd1f0c165435533fe4dd31e41..63397bcb162747c9fe77ebcf6f0066c286c6c620 100644 --- a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.l +++ b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.l @@ -1,3 +1,26 @@ .*: Assembler messages: .*: Error: selected processor does not support system register name 'pmsdsfr_el1' .*: Error: selected processor does not support system register name 'pmsdsfr_el1' +.*: Error: selected processor does not support system register name 'erxgsr_el1' +.*: Error: selected processor does not support system register name 'sctlr2_el1' +.*: Error: selected processor does not support system register name 'sctlr2_el12' +.*: Error: selected processor does not support system register name 'sctlr2_el2' +.*: Error: selected processor does not support system register name 'sctlr2_el3' +.*: Error: selected processor does not support system register name 'sctlr2_el1' +.*: Error: selected processor does not support system register name 'sctlr2_el12' +.*: Error: selected processor does not support system register name 'sctlr2_el2' +.*: Error: selected processor does not support system register name 'sctlr2_el3' +.*: Error: selected processor does not support system register name 'hdfgrtr2_el2' +.*: Error: selected processor does not support system register name 'hdfgwtr2_el2' +.*: Error: selected processor does not support system register name 'hfgrtr2_el2' +.*: Error: selected processor does not support system register name 'hfgwtr2_el2' +.*: Error: selected processor does not support system register name 'hdfgrtr2_el2' +.*: Error: selected processor does not support system register name 'hdfgwtr2_el2' +.*: Error: selected processor does not support system register name 'hfgrtr2_el2' +.*: Error: selected processor does not support system register name 'hfgwtr2_el2' +.*: Error: selected processor does not support system register name 'pfar_el1' +.*: Error: selected processor does not support system register name 'pfar_el2' +.*: Error: selected processor does not support system register name 'pfar_el12' +.*: Error: selected processor does not support system register name 'pfar_el1' +.*: Error: selected processor does not support system register name 'pfar_el2' +.*: Error: selected processor does not support system register name 'pfar_el12' diff --git a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.d b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.d index d4cb769fdf63aaa89ac4c410982cd20ac12bbd4d..3b66e2bc57c1be243737679e2b85758bfe2af871 100644 --- a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.d +++ b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.d @@ -8,3 +8,26 @@ Disassembly of section \.text: 0+ <.*>: .*: d53c9a83 mrs x3, pmsdsfr_el1 .*: d51c9a83 msr pmsdsfr_el1, x3 +.*: d5385340 mrs x0, erxgsr_el1 +.*: d5181063 msr sctlr2_el1, x3 +.*: d51d1063 msr sctlr2_el12, x3 +.*: d51c1063 msr sctlr2_el2, x3 +.*: d51e1063 msr sctlr2_el3, x3 +.*: d5381063 mrs x3, sctlr2_el1 +.*: d53d1063 mrs x3, sctlr2_el12 +.*: d53c1063 mrs x3, sctlr2_el2 +.*: d53e1063 mrs x3, sctlr2_el3 +.*: d53c3103 mrs x3, hdfgrtr2_el2 +.*: d53c3123 mrs x3, hdfgwtr2_el2 +.*: d53c3143 mrs x3, hfgrtr2_el2 +.*: d53c3163 mrs x3, hfgwtr2_el2 +.*: d51c3103 msr hdfgrtr2_el2, x3 +.*: d51c3123 msr hdfgwtr2_el2, x3 +.*: d51c3143 msr hfgrtr2_el2, x3 +.*: d51c3163 msr hfgwtr2_el2, x3 +.*: d53860a0 mrs x0, pfar_el1 +.*: d53c60a0 mrs x0, pfar_el2 +.*: d53d60a0 mrs x0, pfar_el12 +.*: d51860a0 msr pfar_el1, x0 +.*: d51c60a0 msr pfar_el2, x0 +.*: d51d60a0 msr pfar_el12, x0 diff --git a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.s b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.s index 4200d7ce60ed21822731a836214bb44aeeea57ac..9ad0a532acc1bd8714f89b193d1b41f57ffb80d2 100644 --- a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.s +++ b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.s @@ -1,2 +1,29 @@ mrs x3, PMSDSFR_EL1 msr PMSDSFR_EL1, x3 + + mrs x0, ERXGSR_EL1 + + msr SCTLR2_EL1, x3 + msr SCTLR2_EL12, x3 + msr SCTLR2_EL2, x3 + msr SCTLR2_EL3, x3 + mrs x3, SCTLR2_EL1 + mrs x3, SCTLR2_EL12 + mrs x3, SCTLR2_EL2 + mrs x3, SCTLR2_EL3 + + mrs x3, HDFGRTR2_EL2 + mrs x3, HDFGWTR2_EL2 + mrs x3, HFGRTR2_EL2 + mrs x3, HFGWTR2_EL2 + msr HDFGRTR2_EL2, x3 + msr HDFGWTR2_EL2, x3 + msr HFGRTR2_EL2, x3 + msr HFGWTR2_EL2, x3 + + mrs x0, PFAR_EL1 + mrs x0, PFAR_EL2 + mrs x0, PFAR_EL12 + msr PFAR_EL1, x0 + msr PFAR_EL2, x0 + msr PFAR_EL12, x0 diff --git a/gas/testsuite/gas/aarch64/sysreg-2.d b/gas/testsuite/gas/aarch64/sysreg-2.d index 097f27292739b810e7b6840d096e3fad9901f1cd..ac0a8621bfa88a21a2e0f7be69117357c9e16b06 100644 --- a/gas/testsuite/gas/aarch64/sysreg-2.d +++ b/gas/testsuite/gas/aarch64/sysreg-2.d @@ -7,10 +7,12 @@ Disassembly of section .text: 0+ <.*>: - [0-9a-f]+: d5380725 mrs x5, id_aa64mmfr1_el1 - [0-9a-f]+: d5380747 mrs x7, id_aa64mmfr2_el1 - [0-9a-f]+: d5385305 mrs x5, erridr_el1 - [0-9a-f]+: d5185327 msr errselr_el1, x7 +.*: d5380725 mrs x5, id_aa64mmfr1_el1 +.*: d5380747 mrs x7, id_aa64mmfr2_el1 +.*: d5380769 mrs x9, id_aa64mmfr3_el1 +.*: d538078b mrs x11, id_aa64mmfr4_el1 + [0-9a-f]+: d5385305 mrs x5, erridr_el1 + [0-9a-f]+: d5185327 msr errselr_el1, x7 [0-9a-f]+: d5385327 mrs x7, errselr_el1 [0-9a-f]+: d5385405 mrs x5, erxfr_el1 [0-9a-f]+: d5185425 msr erxctlr_el1, x5 diff --git a/gas/testsuite/gas/aarch64/sysreg-2.s b/gas/testsuite/gas/aarch64/sysreg-2.s index 57eb08f33521076314260b68f3e322280d9ff93b..ae2bb145e72a0786078fe60b0082dd09a618ce4d 100644 --- a/gas/testsuite/gas/aarch64/sysreg-2.s +++ b/gas/testsuite/gas/aarch64/sysreg-2.s @@ -13,6 +13,8 @@ rw_sys_reg sys_reg=id_aa64mmfr1_el1 xreg=x5 r=1 w=0 rw_sys_reg sys_reg=id_aa64mmfr2_el1 xreg=x7 r=1 w=0 + rw_sys_reg sys_reg=id_aa64mmfr3_el1 xreg=x9 r=1 w=0 + rw_sys_reg sys_reg=id_aa64mmfr4_el1 xreg=x11 r=1 w=0 /* RAS extension. */ diff --git a/include/opcode/aarch64.h b/include/opcode/aarch64.h index 881a4211eabfad2cc4442efc78eb37c06d26973d..03ef907cac1c574516f1e1cc4d0537b33c803986 100644 --- a/include/opcode/aarch64.h +++ b/include/opcode/aarch64.h @@ -175,6 +175,14 @@ enum aarch64_feature_bit { AARCH64_FEATURE_THE, /* LSE128. */ AARCH64_FEATURE_LSE128, + /* ARMv8.9-A RAS Extensions. */ + AARCH64_FEATURE_RASv2, + /* System Control Register2. */ + AARCH64_FEATURE_SCTLR2, + /* Fine Grained Traps. */ + AARCH64_FEATURE_FGT2, + /* Physical Fault Address. */ + AARCH64_FEATURE_PFAR, AARCH64_NUM_FEATURES }; @@ -233,7 +241,11 @@ enum aarch64_feature_bit { #define AARCH64_ARCH_V8_9A_FEATURES(X) (AARCH64_FEATBIT (X, V8_9A) \ | AARCH64_FEATBIT (X, SPEv1p4) \ | AARCH64_FEATBIT (X, SPE_CRR) \ - | AARCH64_FEATBIT (X, SPE_FDS)) + | AARCH64_FEATBIT (X, SPE_FDS) \ + | AARCH64_FEATBIT (X, RASv2) \ + | AARCH64_FEATBIT (X, SCTLR2) \ + | AARCH64_FEATBIT (X, FGT2) \ + | AARCH64_FEATBIT (X, PFAR)) #define AARCH64_ARCH_V9A_FEATURES(X) (AARCH64_FEATBIT (X, V9A) \ | AARCH64_FEATBIT (X, F16) \ diff --git a/opcodes/aarch64-sys-regs.def b/opcodes/aarch64-sys-regs.def index aab2c7264cab0b4ca34ab8135194abd0126b7430..b51c5aa14598abe8628d6a1363b43d6604dc8fda 100644 --- a/opcodes/aarch64-sys-regs.def +++ b/opcodes/aarch64-sys-regs.def @@ -400,6 +400,7 @@ SYSREG ("erxaddr_el1", CPENC (3,0,5,4,3), F_ARCHEXT, AARCH64_FEATURE (RAS)) SYSREG ("erxctlr_el1", CPENC (3,0,5,4,1), F_ARCHEXT, AARCH64_FEATURE (RAS)) SYSREG ("erxfr_el1", CPENC (3,0,5,4,0), F_REG_READ|F_ARCHEXT, AARCH64_FEATURE (RAS)) + SYSREG ("erxgsr_el1", CPENC (3,0,5,3,2), F_REG_READ|F_ARCHEXT, AARCH64_FEATURE (RASv2)) SYSREG ("erxmisc0_el1", CPENC (3,0,5,5,0), F_ARCHEXT, AARCH64_FEATURE (RAS)) SYSREG ("erxmisc1_el1", CPENC (3,0,5,5,1), F_ARCHEXT, AARCH64_FEATURE (RAS)) SYSREG ("erxmisc2_el1", CPENC (3,0,5,5,2), F_ARCHEXT, AARCH64_FEATURE (RAS)) @@ -438,10 +439,14 @@ SYSREG ("hcr_el2", CPENC (3,4,1,1,0), 0, AARCH64_NO_FEATURES) SYSREG ("hcrx_el2", CPENC (3,4,1,2,2), F_ARCHEXT, AARCH64_FEATURE (V8_7A)) SYSREG ("hdfgrtr_el2", CPENC (3,4,3,1,4), F_ARCHEXT, AARCH64_FEATURE (V8_6A)) + SYSREG ("hdfgrtr2_el2", CPENC (3,4,3,1,0), F_ARCHEXT, AARCH64_FEATURE (FGT2)) SYSREG ("hdfgwtr_el2", CPENC (3,4,3,1,5), F_ARCHEXT, AARCH64_FEATURE (V8_6A)) + SYSREG ("hdfgwtr2_el2", CPENC (3,4,3,1,1), F_ARCHEXT, AARCH64_FEATURE (FGT2)) SYSREG ("hfgitr_el2", CPENC (3,4,1,1,6), F_ARCHEXT, AARCH64_FEATURE (V8_6A)) SYSREG ("hfgrtr_el2", CPENC (3,4,1,1,4), F_ARCHEXT, AARCH64_FEATURE (V8_6A)) + SYSREG ("hfgrtr2_el2", CPENC (3,4,3,1,2), F_ARCHEXT, AARCH64_FEATURE (FGT2)) SYSREG ("hfgwtr_el2", CPENC (3,4,1,1,5), F_ARCHEXT, AARCH64_FEATURE (V8_6A)) + SYSREG ("hfgwtr2_el2", CPENC (3,4,3,1,3), F_ARCHEXT, AARCH64_FEATURE (FGT2)) SYSREG ("hpfar_el2", CPENC (3,4,6,0,4), 0, AARCH64_NO_FEATURES) SYSREG ("hstr_el2", CPENC (3,4,1,1,3), 0, AARCH64_NO_FEATURES) SYSREG ("icc_ap0r0_el1", CPENC (3,0,12,8,4), 0, AARCH64_NO_FEATURES) @@ -515,6 +520,8 @@ SYSREG ("id_aa64mmfr0_el1", CPENC (3,0,0,7,0), F_REG_READ, AARCH64_NO_FEATURES) SYSREG ("id_aa64mmfr1_el1", CPENC (3,0,0,7,1), F_REG_READ, AARCH64_NO_FEATURES) SYSREG ("id_aa64mmfr2_el1", CPENC (3,0,0,7,2), F_REG_READ, AARCH64_NO_FEATURES) + SYSREG ("id_aa64mmfr3_el1", CPENC (3,0,0,7,3), F_REG_READ, AARCH64_NO_FEATURES) + SYSREG ("id_aa64mmfr4_el1", CPENC (3,0,0,7,4), F_REG_READ, AARCH64_NO_FEATURES) SYSREG ("id_aa64pfr0_el1", CPENC (3,0,0,4,0), F_REG_READ, AARCH64_NO_FEATURES) SYSREG ("id_aa64pfr1_el1", CPENC (3,0,0,4,1), F_REG_READ, AARCH64_NO_FEATURES) SYSREG ("id_aa64smfr0_el1", CPENC (3,0,0,4,5), F_REG_READ|F_ARCHEXT, AARCH64_FEATURE (SME)) @@ -595,6 +602,9 @@ SYSREG ("oslsr_el1", CPENC (2,0,1,1,4), F_REG_READ, AARCH64_NO_FEATURES) SYSREG ("pan", CPENC (3,0,4,2,3), F_ARCHEXT, AARCH64_FEATURE (PAN)) SYSREG ("par_el1", CPENC (3,0,7,4,0), F_REG_128, AARCH64_NO_FEATURES) + SYSREG ("pfar_el1", CPENC (3,0,6,0,5), F_ARCHEXT, AARCH64_FEATURE (PFAR)) + SYSREG ("pfar_el12", CPENC (3,5,6,0,5), F_ARCHEXT, AARCH64_FEATURE (PFAR)) + SYSREG ("pfar_el2", CPENC (3,4,6,0,5), F_ARCHEXT, AARCH64_FEATURE (PFAR)) SYSREG ("pmbidr_el1", CPENC (3,0,9,10,7), F_REG_READ|F_ARCHEXT, AARCH64_FEATURE (PROFILE)) SYSREG ("pmblimitr_el1", CPENC (3,0,9,10,0), F_ARCHEXT, AARCH64_FEATURE (PROFILE)) SYSREG ("pmbptr_el1", CPENC (3,0,9,10,1), F_ARCHEXT, AARCH64_FEATURE (PROFILE)) @@ -774,6 +784,10 @@ SYSREG ("sctlr_el12", CPENC (3,5,1,0,0), F_ARCHEXT, AARCH64_FEATURE (V8_1A)) SYSREG ("sctlr_el2", CPENC (3,4,1,0,0), 0, AARCH64_NO_FEATURES) SYSREG ("sctlr_el3", CPENC (3,6,1,0,0), 0, AARCH64_NO_FEATURES) + SYSREG ("sctlr2_el1", CPENC (3,0,1,0,3), F_ARCHEXT, AARCH64_FEATURE (SCTLR2)) + SYSREG ("sctlr2_el12", CPENC (3,5,1,0,3), F_ARCHEXT, AARCH64_FEATURE (SCTLR2)) + SYSREG ("sctlr2_el2", CPENC (3,4,1,0,3), F_ARCHEXT, AARCH64_FEATURE (SCTLR2)) + SYSREG ("sctlr2_el3", CPENC (3,6,1,0,3), F_ARCHEXT, AARCH64_FEATURE (SCTLR2)) SYSREG ("scxtnum_el0", CPENC (3,3,13,0,7), F_ARCHEXT, AARCH64_FEATURE (SCXTNUM)) SYSREG ("scxtnum_el1", CPENC (3,0,13,0,7), F_ARCHEXT, AARCH64_FEATURE (SCXTNUM)) SYSREG ("scxtnum_el12", CPENC (3,5,13,0,7), F_ARCHEXT, AARCH64_FEATURE (SCXTNUM)) From patchwork Thu Nov 16 11:38:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinath Parvathaneni X-Patchwork-Id: 165774 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b909:0:b0:403:3b70:6f57 with SMTP id t9csp3147366vqg; Thu, 16 Nov 2023 03:38:28 -0800 (PST) X-Google-Smtp-Source: AGHT+IEkmPz5oRag9GnCoPlfUqNCsg9zc0eC8TSWEt5fvIEtSCnfw+rT+T3ae6I+F+vqHKvXMqO1 X-Received: by 2002:a05:6214:80c:b0:670:9bdc:91b2 with SMTP id df12-20020a056214080c00b006709bdc91b2mr8456183qvb.9.1700134708092; Thu, 16 Nov 2023 03:38:28 -0800 (PST) Received: from server2.sourceware.org (server2.sourceware.org. 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Thu, 16 Nov 2023 11:38:04 +0000 Message-ID: <82c92cc2-bdb2-487c-b50f-05ec88f861d7@arm.com> Date: Thu, 16 Nov 2023 11:38:03 +0000 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH 4/5][BINUTILS] aarch64: Add new AT system instructions. Content-Language: en-US From: Srinath Parvathaneni To: CC: Richard Earnshaw , References: <8e6b9010-5a62-e00f-9afe-d86474343a2e@arm.com> <8dcf129a-88c8-198a-adbb-4da2e6403063@arm.com> <122e823d-6989-4b1e-bfa1-ce8b9a6de2cc@arm.com> In-Reply-To: <122e823d-6989-4b1e-bfa1-ce8b9a6de2cc@arm.com> X-EOPAttributedMessage: 1 X-MS-TrafficTypeDiagnostic: AM2PEPF0001C709:EE_|DU0PR08MB9323:EE_|DU6PEPF0000A7E2:EE_|AS8PR08MB6040:EE_ X-MS-Office365-Filtering-Correlation-Id: 889da0b6-cf75-4376-35d6-08dbe6988744 X-LD-Processed: f34e5979-57d9-4aaa-ad4d-b122a662184d,ExtAddr x-checkrecipientrouted: true NoDisclaimer: true X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam-Untrusted: BCL:0; X-Microsoft-Antispam-Message-Info-Original: vlFEBdv0Un+ikMe+HcSP5MGzqPzNq1BUKA2V7E4VGyckIkRBqApl0bt36+p2AYtZzpP4NataU6EeglkY5vcFiRJA2n65UAlIKepynf/yAefLoGu3n3mhyzffJ4BlgfMon48CxLXZLXmty2bxVbROqffS5tWuAH0OUTIO4xvKLfY1Irxi6NAA4PRdro7vCkBgWCTo5Uzki286FGn3+WIRK22PMV4qSuYxJ/1KQRkoPaKplWtY6azcaTD/F0TPEn3o0Xjw+cZl7GvMuc7MC0phfnYWBBZjMOmzkEd6Q/8N+3krl1oozYmTyaSzaCU5TS9v9PIDSaSYU3oOpo8+mGZlPfhdPrMsPocvmDNIES030D/apXk3HkJcXym5k3iZVCJXv2RwPUdFKJIHYYdS+VSITd4NZ9PliK6rPSPQ1YnAz0mb/LgbYugFVBXFqL8i9Mbj0L9YgysR5wj7vdgnCPYCM00vmHId+pp3H1aDPUqjigVhlo4XNJuMSucD0mNEau0ca0W00ZredGLgHBNFZ5Nd1VhkInUcZ6LuTOSI6QV6cV13Ni6OVdSm1w4Hsf+3c76BYf/JDv11nZw6/xdHHku46YPAOyDvy+85dpe6tVjcVVJ8LOpi6zCeVIzU7oEvEeP/fL7bjr80UKVJHQqzFYQ12lBYA6mUyTt/ZX0VrycjlQNNkgWc4l9T2OY8oDnmgR3qzk0OZZWbcOEZrjvO3p3GHd5AB2UAChfXz1L1wKmsRYpAII9u/Q8urUy396HWs7yoYWbkc9lDaYPwkTb9vzrIwcYwtROFO2FbCG2tvnP+4Pg5oBbSkV029c49OTFjIhwpOoY1pmXwH7oRx+kS0Z4tZg== X-Forefront-Antispam-Report-Untrusted: CIP:40.67.248.234; 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Ip=[63.35.35.123]; Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: DU6PEPF0000A7E2.eurprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR08MB6040 X-Spam-Status: No, score=-12.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, FORGED_SPF_HELO, GIT_PATCH_0, KAM_DMARC_NONE, KAM_LOTSOFHASH, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_PASS, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE, UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: binutils@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Binutils mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: binutils-bounces+ouuuleilei=gmail.com@sourceware.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1782720451364757987 X-GMAIL-MSGID: 1782720451364757987 HI, This patch adds 3 new AT system instructions through FEAT_ATS1A feature, which are available by default from Armv9.4-A architecture. Regression tested for aarch64-none-elf target and found no regressions. Ok for binutils-master? Regards, Srinath. diff --git a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.l b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.l index 63397bcb162747c9fe77ebcf6f0066c286c6c620..1b67843a4dd1744ef1ab2a7f9af3013922b7dbec 100644 --- a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.l +++ b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs-bad.l @@ -24,3 +24,6 @@ .*: Error: selected processor does not support system register name 'pfar_el1' .*: Error: selected processor does not support system register name 'pfar_el2' .*: Error: selected processor does not support system register name 'pfar_el12' +.*: Error: selected processor does not support system register name 's1e1a' +.*: Error: selected processor does not support system register name 's1e2a' +.*: Error: selected processor does not support system register name 's1e3a' diff --git a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.d b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.d index 3b66e2bc57c1be243737679e2b85758bfe2af871..18376bb5ac19d821c8fcef2dcb272cdc2b9c5e52 100644 --- a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.d +++ b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.d @@ -31,3 +31,6 @@ Disassembly of section \.text: .*: d51860a0 msr pfar_el1, x0 .*: d51c60a0 msr pfar_el2, x0 .*: d51d60a0 msr pfar_el12, x0 +.*: d5087941 at s1e1a, x1 +.*: d50c7943 at s1e2a, x3 +.*: d50e7945 at s1e3a, x5 diff --git a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.s b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.s index 9ad0a532acc1bd8714f89b193d1b41f57ffb80d2..4e494a965f6a9196395b2da1f8fb7da3e42faa7c 100644 --- a/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.s +++ b/gas/testsuite/gas/aarch64/armv8_9-a-sysregs.s @@ -27,3 +27,8 @@ msr PFAR_EL1, x0 msr PFAR_EL2, x0 msr PFAR_EL12, x0 + + /* AT. */ + at s1e1a, x1 + at s1e2a, x3 + at s1e3a, x5 diff --git a/include/opcode/aarch64.h b/include/opcode/aarch64.h index 03ef907cac1c574516f1e1cc4d0537b33c803986..792d6a4f4a7603487899f175c2b49763cbb47697 100644 --- a/include/opcode/aarch64.h +++ b/include/opcode/aarch64.h @@ -183,6 +183,8 @@ enum aarch64_feature_bit { AARCH64_FEATURE_FGT2, /* Physical Fault Address. */ AARCH64_FEATURE_PFAR, + /* Address Translate Stage 1. */ + AARCH64_FEATURE_ATS1A, AARCH64_NUM_FEATURES }; @@ -245,7 +247,8 @@ enum aarch64_feature_bit { | AARCH64_FEATBIT (X, RASv2) \ | AARCH64_FEATBIT (X, SCTLR2) \ | AARCH64_FEATBIT (X, FGT2) \ - | AARCH64_FEATBIT (X, PFAR)) + | AARCH64_FEATBIT (X, PFAR) \ + | AARCH64_FEATBIT (X, ATS1A)) #define AARCH64_ARCH_V9A_FEATURES(X) (AARCH64_FEATBIT (X, V9A) \ | AARCH64_FEATBIT (X, F16) \ diff --git a/opcodes/aarch64-opc.c b/opcodes/aarch64-opc.c index 80816d633661eb5a39e0da28c1cd5d4c87df308f..126a4aa0a4cd559a4697eab678cca160660d615a 100644 --- a/opcodes/aarch64-opc.c +++ b/opcodes/aarch64-opc.c @@ -4810,6 +4810,9 @@ const aarch64_sys_ins_reg aarch64_sys_regs_at[] = { "s1e3w", CPENS (6, C7, C8, 1), F_HASXT }, { "s1e1rp", CPENS (0, C7, C9, 0), F_HASXT | F_ARCHEXT }, { "s1e1wp", CPENS (0, C7, C9, 1), F_HASXT | F_ARCHEXT }, + { "s1e1a", CPENS (0, C7, C9, 2), F_HASXT | F_ARCHEXT }, + { "s1e2a", CPENS (4, C7, C9, 2), F_HASXT | F_ARCHEXT }, + { "s1e3a", CPENS (6, C7, C9, 2), F_HASXT | F_ARCHEXT }, { 0, CPENS(0,0,0,0), 0 } }; @@ -5041,6 +5044,12 @@ aarch64_sys_ins_reg_supported_p (const aarch64_feature_set features, && AARCH64_CPU_HAS_FEATURE (features, THE)) return true; + if ((reg_value == CPENS (0, C7, C9, 2) + || reg_value == CPENS (4, C7, C9, 2) + || reg_value == CPENS (6, C7, C9, 2)) + && AARCH64_CPU_HAS_FEATURE (features, ATS1A)) + return true; + return false; }