From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by sourceware.org (Postfix) with ESMTP id 58DAB3858C35 for ; Fri, 26 Jan 2024 03:11:38 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 58DAB3858C35 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=loongson.cn ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 58DAB3858C35 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=114.242.206.163 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1706238702; cv=none; b=rzw0cDf/MYR7QpddEVc62IeGgAP/gHL9SID9dgBlxKpEyD5wPqUbHy21trNJFH8bf7O+erVLI+L8H96g6rWNWkDgv5N73VmxzMWnqxNIE5eO+NH6oMOFVFDM6pyaQczIyD1rxi+YdwdUadG1AkVP1aPIt0GqYG+Zxo95LwMJon4= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1706238702; c=relaxed/simple; bh=qSl/Iuk5oy3dplYdwEhqIGvi6kIX0UsCgYrVrVTtWKU=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=cuLm+pEAb5+0uKKUrDonYrTuC7dzJgh28C/Jg3qAaBwvRICUdcOufnMbanwBs6BBicTsQyxtK/ICCyfSsSm43MvsquSuoe2VsyNL2Iaz91spiRyrRATB1N/2A7PjFRRTbcGzop8YdUXMSOBKnbQDZzb3u0aANfAuJjv44riOPDI= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from loongson.cn (unknown [10.2.6.5]) by gateway (Coremail) with SMTP id _____8CxXOnnIrNlygsGAA--.11373S3; Fri, 26 Jan 2024 11:11:36 +0800 (CST) Received: from 5.5.5 (unknown [10.2.6.5]) by localhost.localdomain (Coremail) with SMTP id AQAAf8BxLs_mIrNl6QkbAA--.50835S2; Fri, 26 Jan 2024 11:11:34 +0800 (CST) From: mengqinggang To: binutils@sourceware.org Cc: xuchenghua@loongson.cn, chenglulu@loongson.cn, liuzhensong@loongson.cn, cailulu@loongson.cn, xry111@xry111.site, i.swmail@xen0n.name, maskray@google.com, luweining@loongson.cn, wanglei@loongson.cn, hejinyang@loongson.cn, mengqinggang@loongson.cn Subject: [PATCH v2] LoongArch: gas: Add support for s9 register Date: Fri, 26 Jan 2024 11:11:33 +0800 Message-Id: <20240126031133.3457231-1-mengqinggang@loongson.cn> X-Mailer: git-send-email 2.39.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID:AQAAf8BxLs_mIrNl6QkbAA--.50835S2 X-CM-SenderInfo: 5phqw15lqjwttqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBj93XoWxZr4UZrWkJF17Xw1UGrWkXwc_yoWrJryxpF y7ZF15KrWrGFs3XrnrW345Wr97Jw4xWr129F4Sy3Wxur47J3srZw48JFyqvF43K3yUW3ya vr4rWr1UZF1UGrcCm3ZEXasCq-sJn29KB7ZKAUJUUUUr529EdanIXcx71UUUUU7KY7ZEXa sCq-sGcSsGvfJ3Ic02F40EFcxC0VAKzVAqx4xG6I80ebIjqfuFe4nvWSU5nxnvy29KBjDU 0xBIdaVrnRJUUU90b4IE77IF4wAFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2 IYs7xG6rWj6s0DM7CIcVAFz4kK6r106r15M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48v e4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI 0_Gr0_Cr1l84ACjcxK6I8E87Iv67AKxVWxJVW8Jr1l84ACjcxK6I8E87Iv6xkF7I0E14v2 6r4UJVWxJr1ln4kS14v26r1Y6r17M2AIxVAIcxkEcVAq07x20xvEncxIr21l57IF6xkI12 xvs2x26I8E6xACxx1l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r1Y 6r17McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64 vIr41l42xK82IYc2Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1l4IxYO2xFxVAFwI0_ Jrv_JF1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8GjcxK67AKxVWUGVWUWwC2zVAF1V AY17CE14v26r1q6r43MIIYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAFwI0_Jr0_JF4lIxAI cVC0I7IYx2IY6xkF7I0E14v26r1j6r4UMIIF0xvE42xK8VAvwI8IcIk0rVWUJVWUCwCI42 IY6I8E87Iv67AKxVWUJVW8JwCI42IY6I8E87Iv6xkF7I0E14v26r1j6r4UYxBIdaVFxhVj vjDU0xZFpf9x07je0PfUUUUU= X-Spam-Status: No, score=-12.6 required=5.0 tests=BAYES_00,GIT_PATCH_0,KAM_DMARC_STATUS,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 List-Id: In LoongArch ABI, r22 register can be used as frame pointer or static register(s9). Link: https://github.com/loongson/la-abi-specs/blob/release/lapcs.adoc#general-purpose-registers --- [v1] -> [v2]: - Add a test. gas/config/tc-loongarch.c | 7 +++++-- gas/testsuite/gas/loongarch/loongarch.exp | 1 + gas/testsuite/gas/loongarch/reg-s9.l | 1 + gas/testsuite/gas/loongarch/reg-s9.s | 2 ++ include/opcode/loongarch.h | 1 + opcodes/loongarch-opc.c | 9 +++++++++ 6 files changed, 19 insertions(+), 2 deletions(-) create mode 100644 gas/testsuite/gas/loongarch/reg-s9.l create mode 100644 gas/testsuite/gas/loongarch/reg-s9.s diff --git a/gas/config/tc-loongarch.c b/gas/config/tc-loongarch.c index e6a9901673f..e0aff36bbbb 100644 --- a/gas/config/tc-loongarch.c +++ b/gas/config/tc-loongarch.c @@ -316,8 +316,11 @@ loongarch_after_parse_args () /* Init ilp32/lp64 registers alias. */ r_abi_names = loongarch_r_alias; for (i = 0; i < ARRAY_SIZE (loongarch_r_alias); i++) - str_hash_insert (r_htab, loongarch_r_alias[i], (void *) (i + 1), - 0); + str_hash_insert (r_htab, loongarch_r_alias[i], (void *) (i + 1), 0); + + for (i = 0; i < ARRAY_SIZE (loongarch_r_alias_1); i++) + str_hash_insert (r_htab, loongarch_r_alias_1[i], (void *) (i + 1), 0); + for (i = 0; i < ARRAY_SIZE (loongarch_r_alias_deprecated); i++) str_hash_insert (r_deprecated_htab, loongarch_r_alias_deprecated[i], (void *) (i + 1), 0); diff --git a/gas/testsuite/gas/loongarch/loongarch.exp b/gas/testsuite/gas/loongarch/loongarch.exp index 9ece4e810ff..422b858917e 100644 --- a/gas/testsuite/gas/loongarch/loongarch.exp +++ b/gas/testsuite/gas/loongarch/loongarch.exp @@ -31,4 +31,5 @@ if [istarget loongarch*-*-*] { } run_list_test "align" + run_list_test "reg-s9" } diff --git a/gas/testsuite/gas/loongarch/reg-s9.l b/gas/testsuite/gas/loongarch/reg-s9.l new file mode 100644 index 00000000000..8ea739b7641 --- /dev/null +++ b/gas/testsuite/gas/loongarch/reg-s9.l @@ -0,0 +1 @@ +# No warning or error expected. diff --git a/gas/testsuite/gas/loongarch/reg-s9.s b/gas/testsuite/gas/loongarch/reg-s9.s new file mode 100644 index 00000000000..74f40481ff2 --- /dev/null +++ b/gas/testsuite/gas/loongarch/reg-s9.s @@ -0,0 +1,2 @@ +# Add support for $s9 register +addi.d $t0, $s9, 0 diff --git a/include/opcode/loongarch.h b/include/opcode/loongarch.h index 17de85c38b0..251daf13943 100644 --- a/include/opcode/loongarch.h +++ b/include/opcode/loongarch.h @@ -196,6 +196,7 @@ dec2 : [1-9][0-9]? extern const char *const loongarch_r_normal_name[32]; extern const char *const loongarch_r_alias[32]; + extern const char *const loongarch_r_alias_1[32]; extern const char *const loongarch_r_alias_deprecated[32]; extern const char *const loongarch_f_normal_name[32]; extern const char *const loongarch_f_alias[32]; diff --git a/opcodes/loongarch-opc.c b/opcodes/loongarch-opc.c index 490c689259c..6bd436fa1fe 100644 --- a/opcodes/loongarch-opc.c +++ b/opcodes/loongarch-opc.c @@ -49,6 +49,15 @@ const char *const loongarch_r_alias[32] = "$s1", "$s2", "$s3", "$s4", "$s5", "$s6", "$s7", "$s8", }; +/* Add support for $s9. */ +const char *const loongarch_r_alias_1[32] = +{ + "", "", "", "", "", "", "", "", + "", "", "", "", "", "", "", "", + "", "", "", "", "", "", "$s9", "", + "", "", "", "", "", "", "", "", +}; + const char *const loongarch_r_alias_deprecated[32] = { "", "", "", "", "$v0", "$v1", "", "", "", "", "", "", "", "", "", "", -- 2.36.0