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[2620:52:3:1:0:246e:9693:128c]) by mx.google.com with ESMTPS id a11-20020a17090640cb00b009922cdfaf62si7388267ejk.42.2023.07.24.19.35.25 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Jul 2023 19:35:25 -0700 (PDT) Received-SPF: pass (google.com: domain of binutils-bounces+ouuuleilei=gmail.com@sourceware.org designates 2620:52:3:1:0:246e:9693:128c as permitted sender) client-ip=2620:52:3:1:0:246e:9693:128c; Authentication-Results: mx.google.com; dkim=pass header.i=@sourceware.org header.s=default header.b=kbDVwktz; spf=pass (google.com: domain of binutils-bounces+ouuuleilei=gmail.com@sourceware.org designates 2620:52:3:1:0:246e:9693:128c as permitted sender) smtp.mailfrom="binutils-bounces+ouuuleilei=gmail.com@sourceware.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 9A48F3857835 for ; Tue, 25 Jul 2023 02:35:24 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 9A48F3857835 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1690252524; bh=DRVWojEsBPCimuAAVraeRQbxQYaMV43NfXB71pAf0u8=; h=To:Cc:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From:Reply-To:From; b=kbDVwktzaRQCKPiFcg41ZXNOm+qB7Mytw9E1hmv4qgdysC2HXPhjjmnkEoLuHi72C 7CiUPSkyaaftBsltMXjfk+bcZZSjfERkquEpO+nrl4pKaLo4ffU8HFtr4ARfDnzc9E MIssHlmkkGBZjL3xnFFxSpYHPeHqFFp5tP3Tae/E= X-Original-To: binutils@sourceware.org Delivered-To: binutils@sourceware.org Received: from mail-sender-0.a4lg.com (mail-sender.a4lg.com [153.120.152.154]) by sourceware.org (Postfix) with ESMTPS id 0617A3858C5F for ; Tue, 25 Jul 2023 02:35:15 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 0617A3858C5F Received: from [127.0.0.1] (localhost [127.0.0.1]) by mail-sender-0.a4lg.com (Postfix) with ESMTPSA id 35EB5300089; Tue, 25 Jul 2023 02:35:13 +0000 (UTC) To: Nelson Chu , Kito Cheng , Palmer Dabbelt , Jim Wilson Cc: Tsukasa OI , binutils@sourceware.org Subject: [PATCH v2] RISC-V: Add support for the 'Zihintntl' extension Date: Tue, 25 Jul 2023 02:35:10 +0000 Message-ID: In-Reply-To: <18b98bcdb9ff5bb549e4c60f356198e05e022f64.1690166739.git.research_trasio@irq.a4lg.com> References: <18b98bcdb9ff5bb549e4c60f356198e05e022f64.1690166739.git.research_trasio@irq.a4lg.com> Mime-Version: 1.0 X-Spam-Status: No, score=-12.1 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, GIT_PATCH_0, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE 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: 2.1.29 Precedence: list List-Id: Binutils mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Tsukasa OI via Binutils From: Tsukasa OI Reply-To: Tsukasa OI Errors-To: binutils-bounces+ouuuleilei=gmail.com@sourceware.org Sender: "Binutils" X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1772268721943667895 X-GMAIL-MSGID: 1772358232396881940 From: Tsukasa OI This commit adds 'Zihintntl' extension and its hint instructions. This is based on: , the first ISA Manual noting that the 'Zihintntl' extension is ratified. Note that compressed 'Zihintntl' hints require either 'C' or 'Zca' extensions. bfd/ChangeLog: * elfxx-riscv.c (riscv_supported_std_z_ext): Add 'Zihintntl' standard hint 'Z' extension. (riscv_multi_subset_supports): Support new instruction classes. (riscv_multi_subset_supports_ext): Likewise. gas/ChangeLog: * testsuite/gas/riscv/zihintntl.s: New test for 'Zihintntl' including auto-compression without C prefix and explicit C prefix. * testsuite/gas/riscv/zihintntl.d: Likewise. * testsuite/gas/riscv/zihintntl-na.d: Likewise. include/ChangeLog: * opcode/riscv.h (enum riscv_insn_class): Add new instruction classes: INSN_CLASS_ZIHINTNTL and INSN_CLASS_ZIHINTNTL_AND_C. (MASK_NTL_P1, MATCH_NTL_P1, MASK_NTL_PALL, MATCH_NTL_PALL, MASK_NTL_S1, MATCH_NTL_S1, MASK_NTL_ALL, MATCH_NTL_ALL, MASK_C_NTL_P1, MATCH_C_NTL_P1, MASK_C_NTL_PALL, MATCH_C_NTL_PALL, MASK_C_NTL_S1, MATCH_C_NTL_S1, MASK_C_NTL_ALL, MATCH_C_NTL_ALL): New. opcodes/ChangeLog: * riscv-opc.c (riscv_opcodes): Add instructions from the 'Zihintntl' extension. --- bfd/elfxx-riscv.c | 18 ++++++++++++++ gas/testsuite/gas/riscv/zihintntl-na.d | 33 ++++++++++++++++++++++++++ gas/testsuite/gas/riscv/zihintntl.d | 32 +++++++++++++++++++++++++ gas/testsuite/gas/riscv/zihintntl.s | 32 +++++++++++++++++++++++++ include/opcode/riscv-opc.h | 26 ++++++++++++++++++++ include/opcode/riscv.h | 2 ++ opcodes/riscv-opc.c | 12 ++++++++++ 7 files changed, 155 insertions(+) create mode 100644 gas/testsuite/gas/riscv/zihintntl-na.d create mode 100644 gas/testsuite/gas/riscv/zihintntl.d create mode 100644 gas/testsuite/gas/riscv/zihintntl.s base-commit: 695776dc2f43c56dd2ae2f7036fb7cf74e19b46b diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c index b43d2cfa0fab..40047e3f563b 100644 --- a/bfd/elfxx-riscv.c +++ b/bfd/elfxx-riscv.c @@ -1248,6 +1248,7 @@ static struct riscv_supported_ext riscv_supported_std_z_ext[] = {"zicsr", ISA_SPEC_CLASS_20190608, 2, 0, 0 }, {"zifencei", ISA_SPEC_CLASS_20191213, 2, 0, 0 }, {"zifencei", ISA_SPEC_CLASS_20190608, 2, 0, 0 }, + {"zihintntl", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 }, {"zihintpause", ISA_SPEC_CLASS_DRAFT, 2, 0, 0 }, {"zmmul", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 }, {"zawrs", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 }, @@ -2383,6 +2384,12 @@ riscv_multi_subset_supports (riscv_parse_subset_t *rps, return riscv_subset_supports (rps, "zicsr"); case INSN_CLASS_ZIFENCEI: return riscv_subset_supports (rps, "zifencei"); + case INSN_CLASS_ZIHINTNTL: + return riscv_subset_supports (rps, "zihintntl"); + case INSN_CLASS_ZIHINTNTL_AND_C: + return (riscv_subset_supports (rps, "zihintntl") + && (riscv_subset_supports (rps, "c") + || riscv_subset_supports (rps, "zca"))); case INSN_CLASS_ZIHINTPAUSE: return riscv_subset_supports (rps, "zihintpause"); case INSN_CLASS_M: @@ -2576,6 +2583,17 @@ riscv_multi_subset_supports_ext (riscv_parse_subset_t *rps, return "zicsr"; case INSN_CLASS_ZIFENCEI: return "zifencei"; + case INSN_CLASS_ZIHINTNTL: + return "zihintntl"; + case INSN_CLASS_ZIHINTNTL_AND_C: + if (!riscv_subset_supports (rps, "zihintntl") + && !riscv_subset_supports (rps, "c") + && !riscv_subset_supports (rps, "zca")) + return _ ("zihintntl' and `c', or `zihintntl' and `zca"); + else if (!riscv_subset_supports (rps, "zihintntl")) + return "zihintntl"; + else + return _ ("c' or `zca"); case INSN_CLASS_ZIHINTPAUSE: return "zihintpause"; case INSN_CLASS_M: diff --git a/gas/testsuite/gas/riscv/zihintntl-na.d b/gas/testsuite/gas/riscv/zihintntl-na.d new file mode 100644 index 000000000000..c32b563ca279 --- /dev/null +++ b/gas/testsuite/gas/riscv/zihintntl-na.d @@ -0,0 +1,33 @@ +#as: -march=rv32i_zihintntl +#source: zihintntl.s +#objdump: -d -M no-aliases + +.*:[ ]+file format .* + +Disassembly of section .text: + +0+000 : +[ ]+[0-9a-f]+:[ ]+00200033[ ]+ntl\.p1 +[ ]+[0-9a-f]+:[ ]+01b28023[ ]+sb[ ]+s11,0\(t0\) +[ ]+[0-9a-f]+:[ ]+00300033[ ]+ntl\.pall +[ ]+[0-9a-f]+:[ ]+01b28123[ ]+sb[ ]+s11,2\(t0\) +[ ]+[0-9a-f]+:[ ]+00400033[ ]+ntl\.s1 +[ ]+[0-9a-f]+:[ ]+01b28223[ ]+sb[ ]+s11,4\(t0\) +[ ]+[0-9a-f]+:[ ]+00500033[ ]+ntl\.all +[ ]+[0-9a-f]+:[ ]+01b28323[ ]+sb[ ]+s11,6\(t0\) +[ ]+[0-9a-f]+:[ ]+900a[ ]+c\.ntl\.p1 +[ ]+[0-9a-f]+:[ ]+01b28023[ ]+sb[ ]+s11,0\(t0\) +[ ]+[0-9a-f]+:[ ]+900e[ ]+c\.ntl\.pall +[ ]+[0-9a-f]+:[ ]+01b28123[ ]+sb[ ]+s11,2\(t0\) +[ ]+[0-9a-f]+:[ ]+9012[ ]+c\.ntl\.s1 +[ ]+[0-9a-f]+:[ ]+01b28223[ ]+sb[ ]+s11,4\(t0\) +[ ]+[0-9a-f]+:[ ]+9016[ ]+c\.ntl\.all +[ ]+[0-9a-f]+:[ ]+01b28323[ ]+sb[ ]+s11,6\(t0\) +[ ]+[0-9a-f]+:[ ]+900a[ ]+c\.ntl\.p1 +[ ]+[0-9a-f]+:[ ]+01b28423[ ]+sb[ ]+s11,8\(t0\) +[ ]+[0-9a-f]+:[ ]+900e[ ]+c\.ntl\.pall +[ ]+[0-9a-f]+:[ ]+01b28523[ ]+sb[ ]+s11,10\(t0\) +[ ]+[0-9a-f]+:[ ]+9012[ ]+c\.ntl\.s1 +[ ]+[0-9a-f]+:[ ]+01b28623[ ]+sb[ ]+s11,12\(t0\) +[ ]+[0-9a-f]+:[ ]+9016[ ]+c\.ntl\.all +[ ]+[0-9a-f]+:[ ]+01b28723[ ]+sb[ ]+s11,14\(t0\) diff --git a/gas/testsuite/gas/riscv/zihintntl.d b/gas/testsuite/gas/riscv/zihintntl.d new file mode 100644 index 000000000000..d799a662d709 --- /dev/null +++ b/gas/testsuite/gas/riscv/zihintntl.d @@ -0,0 +1,32 @@ +#as: -march=rv32i_zihintntl +#objdump: -d + +.*:[ ]+file format .* + +Disassembly of section .text: + +0+000 : +[ ]+[0-9a-f]+:[ ]+00200033[ ]+ntl\.p1 +[ ]+[0-9a-f]+:[ ]+01b28023[ ]+sb[ ]+s11,0\(t0\) +[ ]+[0-9a-f]+:[ ]+00300033[ ]+ntl\.pall +[ ]+[0-9a-f]+:[ ]+01b28123[ ]+sb[ ]+s11,2\(t0\) +[ ]+[0-9a-f]+:[ ]+00400033[ ]+ntl\.s1 +[ ]+[0-9a-f]+:[ ]+01b28223[ ]+sb[ ]+s11,4\(t0\) +[ ]+[0-9a-f]+:[ ]+00500033[ ]+ntl\.all +[ ]+[0-9a-f]+:[ ]+01b28323[ ]+sb[ ]+s11,6\(t0\) +[ ]+[0-9a-f]+:[ ]+900a[ ]+ntl\.p1 +[ ]+[0-9a-f]+:[ ]+01b28023[ ]+sb[ ]+s11,0\(t0\) +[ ]+[0-9a-f]+:[ ]+900e[ ]+ntl\.pall +[ ]+[0-9a-f]+:[ ]+01b28123[ ]+sb[ ]+s11,2\(t0\) +[ ]+[0-9a-f]+:[ ]+9012[ ]+ntl\.s1 +[ ]+[0-9a-f]+:[ ]+01b28223[ ]+sb[ ]+s11,4\(t0\) +[ ]+[0-9a-f]+:[ ]+9016[ ]+ntl\.all +[ ]+[0-9a-f]+:[ ]+01b28323[ ]+sb[ ]+s11,6\(t0\) +[ ]+[0-9a-f]+:[ ]+900a[ ]+ntl\.p1 +[ ]+[0-9a-f]+:[ ]+01b28423[ ]+sb[ ]+s11,8\(t0\) +[ ]+[0-9a-f]+:[ ]+900e[ ]+ntl\.pall +[ ]+[0-9a-f]+:[ ]+01b28523[ ]+sb[ ]+s11,10\(t0\) +[ ]+[0-9a-f]+:[ ]+9012[ ]+ntl\.s1 +[ ]+[0-9a-f]+:[ ]+01b28623[ ]+sb[ ]+s11,12\(t0\) +[ ]+[0-9a-f]+:[ ]+9016[ ]+ntl\.all +[ ]+[0-9a-f]+:[ ]+01b28723[ ]+sb[ ]+s11,14\(t0\) diff --git a/gas/testsuite/gas/riscv/zihintntl.s b/gas/testsuite/gas/riscv/zihintntl.s new file mode 100644 index 000000000000..6c100f70d92d --- /dev/null +++ b/gas/testsuite/gas/riscv/zihintntl.s @@ -0,0 +1,32 @@ +.macro INSN_SEQ + ntl.p1 + sb s11, 0(t0) + ntl.pall + sb s11, 2(t0) + ntl.s1 + sb s11, 4(t0) + ntl.all + sb s11, 6(t0) +.endm + +.macro INSN_SEQ_C + c.ntl.p1 + sb s11, 8(t0) + c.ntl.pall + sb s11, 10(t0) + c.ntl.s1 + sb s11, 12(t0) + c.ntl.all + sb s11, 14(t0) +.endm + +target: + INSN_SEQ # RV32I_Zihintntl + + # 'Zcb' is chosen to test complex cases to enable + # compressed instructions. + .option push + .option arch, +zcb + INSN_SEQ # RV32I_Zihintntl_Zca_Zcb (auto compression without prefix) + INSN_SEQ_C # RV32I_Zihintntl_Zca_Zcb (with compressed prefix) + .option pop diff --git a/include/opcode/riscv-opc.h b/include/opcode/riscv-opc.h index 53f5f2005085..26d2c04bf241 100644 --- a/include/opcode/riscv-opc.h +++ b/include/opcode/riscv-opc.h @@ -2298,6 +2298,23 @@ #define MASK_CZERO_EQZ 0xfe00707f #define MATCH_CZERO_NEZ 0xe007033 #define MASK_CZERO_NEZ 0xfe00707f +/* Zihintntl hint instructions. */ +#define MATCH_NTL_P1 0x200033 +#define MASK_NTL_P1 0xffffffff +#define MATCH_NTL_PALL 0x300033 +#define MASK_NTL_PALL 0xffffffff +#define MATCH_NTL_S1 0x400033 +#define MASK_NTL_S1 0xffffffff +#define MATCH_NTL_ALL 0x500033 +#define MASK_NTL_ALL 0xffffffff +#define MATCH_C_NTL_P1 0x900a +#define MASK_C_NTL_P1 0xffff +#define MATCH_C_NTL_PALL 0x900e +#define MASK_C_NTL_PALL 0xffff +#define MATCH_C_NTL_S1 0x9012 +#define MASK_C_NTL_S1 0xffff +#define MATCH_C_NTL_ALL 0x9016 +#define MASK_C_NTL_ALL 0xffff /* Zawrs intructions. */ #define MATCH_WRS_NTO 0x00d00073 #define MASK_WRS_NTO 0xffffffff @@ -3341,6 +3358,15 @@ DECLARE_INSN(cbo_zero, MATCH_CBO_ZERO, MASK_CBO_ZERO); /* Zicond instructions. */ DECLARE_INSN(czero_eqz, MATCH_CZERO_EQZ, MASK_CZERO_EQZ) DECLARE_INSN(czero_nez, MATCH_CZERO_NEZ, MASK_CZERO_NEZ) +/* Zihintntl hint instructions. */ +DECLARE_INSN(ntl_p1, MATCH_NTL_P1, MASK_NTL_P1); +DECLARE_INSN(ntl_pall, MATCH_NTL_PALL, MASK_NTL_PALL); +DECLARE_INSN(ntl_s1, MATCH_NTL_S1, MASK_NTL_S1); +DECLARE_INSN(ntl_all, MATCH_NTL_ALL, MASK_NTL_ALL); +DECLARE_INSN(c_ntl_p1, MATCH_C_NTL_P1, MASK_C_NTL_P1); +DECLARE_INSN(c_ntl_pall, MATCH_C_NTL_PALL, MASK_C_NTL_PALL); +DECLARE_INSN(c_ntl_s1, MATCH_C_NTL_S1, MASK_C_NTL_S1); +DECLARE_INSN(c_ntl_all, MATCH_C_NTL_ALL, MASK_C_NTL_ALL); /* Zawrs instructions. */ DECLARE_INSN(wrs_nto, MATCH_WRS_NTO, MASK_WRS_NTO) DECLARE_INSN(wrs_sto, MATCH_WRS_STO, MASK_WRS_STO) diff --git a/include/opcode/riscv.h b/include/opcode/riscv.h index 808f36573030..77586375632c 100644 --- a/include/opcode/riscv.h +++ b/include/opcode/riscv.h @@ -392,6 +392,8 @@ enum riscv_insn_class INSN_CLASS_ZICOND, INSN_CLASS_ZICSR, INSN_CLASS_ZIFENCEI, + INSN_CLASS_ZIHINTNTL, + INSN_CLASS_ZIHINTNTL_AND_C, INSN_CLASS_ZIHINTPAUSE, INSN_CLASS_ZMMUL, INSN_CLASS_ZAWRS, diff --git a/opcodes/riscv-opc.c b/opcodes/riscv-opc.c index 6a854736fec0..2dd2456a6348 100644 --- a/opcodes/riscv-opc.c +++ b/opcodes/riscv-opc.c @@ -337,6 +337,18 @@ const struct riscv_opcode riscv_opcodes[] = {"prefetch.i", 0, INSN_CLASS_ZICBOP, "Wif(s)", MATCH_PREFETCH_I, MASK_PREFETCH_I, match_opcode, 0 }, {"prefetch.r", 0, INSN_CLASS_ZICBOP, "Wif(s)", MATCH_PREFETCH_R, MASK_PREFETCH_R, match_opcode, 0 }, {"prefetch.w", 0, INSN_CLASS_ZICBOP, "Wif(s)", MATCH_PREFETCH_W, MASK_PREFETCH_W, match_opcode, 0 }, +{"ntl.p1", 0, INSN_CLASS_ZIHINTNTL_AND_C, "", MATCH_C_NTL_P1, MASK_C_NTL_P1, match_opcode, INSN_ALIAS }, +{"ntl.p1", 0, INSN_CLASS_ZIHINTNTL, "", MATCH_NTL_P1, MASK_NTL_P1, match_opcode, 0 }, +{"ntl.pall", 0, INSN_CLASS_ZIHINTNTL_AND_C, "", MATCH_C_NTL_PALL, MASK_C_NTL_PALL, match_opcode, INSN_ALIAS }, +{"ntl.pall", 0, INSN_CLASS_ZIHINTNTL, "", MATCH_NTL_PALL, MASK_NTL_PALL, match_opcode, 0 }, +{"ntl.s1", 0, INSN_CLASS_ZIHINTNTL_AND_C, "", MATCH_C_NTL_S1, MASK_C_NTL_S1, match_opcode, INSN_ALIAS }, +{"ntl.s1", 0, INSN_CLASS_ZIHINTNTL, "", MATCH_NTL_S1, MASK_NTL_S1, match_opcode, 0 }, +{"ntl.all", 0, INSN_CLASS_ZIHINTNTL_AND_C, "", MATCH_C_NTL_ALL, MASK_C_NTL_ALL, match_opcode, INSN_ALIAS }, +{"ntl.all", 0, INSN_CLASS_ZIHINTNTL, "", MATCH_NTL_ALL, MASK_NTL_ALL, match_opcode, 0 }, +{"c.ntl.p1", 0, INSN_CLASS_ZIHINTNTL_AND_C, "", MATCH_C_NTL_P1, MASK_C_NTL_P1, match_opcode, 0 }, +{"c.ntl.pall", 0, INSN_CLASS_ZIHINTNTL_AND_C, "", MATCH_C_NTL_PALL, MASK_C_NTL_PALL, match_opcode, 0 }, +{"c.ntl.s1", 0, INSN_CLASS_ZIHINTNTL_AND_C, "", MATCH_C_NTL_S1, MASK_C_NTL_S1, match_opcode, 0 }, +{"c.ntl.all", 0, INSN_CLASS_ZIHINTNTL_AND_C, "", MATCH_C_NTL_ALL, MASK_C_NTL_ALL, match_opcode, 0 }, {"pause", 0, INSN_CLASS_ZIHINTPAUSE, "", MATCH_PAUSE, MASK_PAUSE, match_opcode, 0 }, /* Basic RVI instructions and aliases. */