From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailbox.box.xen0n.name (mail.xen0n.name [115.28.160.31]) by sourceware.org (Postfix) with ESMTPS id 767EA3858288 for ; Thu, 29 Jun 2023 06:10:47 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 767EA3858288 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=xen0n.name Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=xen0n.name DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=xen0n.name; s=mail; t=1688019044; bh=I4OTJj2Y0ZTuoH2Oc44JERMGXd0uhTQf0EtkzCG2qFc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HY6waMjLRyhf0y2Ad9wQDNSs2j+sHVJR267Yx8Ky3Jsg/itkMKWkPtCqrX1AN5ESH xXonVCjUD8vpAgLd6qWD0ZYsA4dON+VHVpzrbmYQuU09B2CY+vPWDMKkFuh2DWfGfn /1FkQZtRneOn/U7pxNkurj1SoQ+yguUVh26f77Vk= Received: from ld50.lan (unknown [101.88.25.181]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mailbox.box.xen0n.name (Postfix) with ESMTPSA id 578B960179; Thu, 29 Jun 2023 14:10:44 +0800 (CST) From: WANG Xuerui To: binutils@sourceware.org Cc: Chenghua Xu , Zhensong Liu , Qinggang Meng , Lulu Cheng , Fangrui Song , Xi Ruoyao , WANG Xuerui Subject: [PATCH v6 6/7] opcodes/loongarch: print unrecognized insn words with the .word directive Date: Thu, 29 Jun 2023 14:10:28 +0800 Message-Id: <20230629061029.29773-7-i.swmail@xen0n.name> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230629061029.29773-1-i.swmail@xen0n.name> References: <20230629061029.29773-1-i.swmail@xen0n.name> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-12.3 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,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 List-Id: From: WANG Xuerui For better round-trip fidelity and readability in general. gas/ChangeLog: * testsuite/gas/loongarch/uleb128.d: Update test case. * testsuite/gas/loongarch/raw-insn.d: New test. * testsuite/gas/loongarch/raw-insn.s: Likewise. opcodes/ChangeLog: * loongarch-dis.c (disassemble_one): Print ".word" if !opc. Signed-off-by: WANG Xuerui --- gas/testsuite/gas/loongarch/raw-insn.d | 11 +++++++++++ gas/testsuite/gas/loongarch/raw-insn.s | 7 +++++++ gas/testsuite/gas/loongarch/uleb128.d | 20 ++++++++++---------- opcodes/loongarch-dis.c | 1 + 4 files changed, 29 insertions(+), 10 deletions(-) create mode 100644 gas/testsuite/gas/loongarch/raw-insn.d create mode 100644 gas/testsuite/gas/loongarch/raw-insn.s diff --git a/gas/testsuite/gas/loongarch/raw-insn.d b/gas/testsuite/gas/loongarch/raw-insn.d new file mode 100644 index 00000000000..64980e47f7b --- /dev/null +++ b/gas/testsuite/gas/loongarch/raw-insn.d @@ -0,0 +1,11 @@ +#as: +#objdump: -dr + +.*:[ ]+file format .* + + +Disassembly of section .text: + +0+000 : +[ ]+0:[ ]+00000000[ ]+.word[ ]+0x00000000 +[ ]+4:[ ]+feedf00d[ ]+.word[ ]+0xfeedf00d diff --git a/gas/testsuite/gas/loongarch/raw-insn.s b/gas/testsuite/gas/loongarch/raw-insn.s new file mode 100644 index 00000000000..528b15263ae --- /dev/null +++ b/gas/testsuite/gas/loongarch/raw-insn.s @@ -0,0 +1,7 @@ +target: + .word 0 + # Given how the LoongArch encoding space is apparently centrally- + # managed and sequentially allocated in chunks of prefixes, it is + # highly unlikely this would become a valid LoongArch instruction in + # the foreseeable future. + .word 0xfeedf00d diff --git a/gas/testsuite/gas/loongarch/uleb128.d b/gas/testsuite/gas/loongarch/uleb128.d index df66587b692..ad67ded9e7d 100644 --- a/gas/testsuite/gas/loongarch/uleb128.d +++ b/gas/testsuite/gas/loongarch/uleb128.d @@ -8,29 +8,29 @@ Disassembly of section .data: 00000000.* : -[ ]+0:[ ]+80030201[ ]+0x80030201 +[ ]+0:[ ]+80030201[ ]+\.word[ ]+0x80030201 [ ]+3:[ ]+R_LARCH_ADD_ULEB128[ ]+L2 [ ]+3:[ ]+R_LARCH_SUB_ULEB128[ ]+L1 [ ]+\.\.\. 0000000000000005[ ]+: [ ]+\.\.\. -[ ]+81:[ ]+ff040000[ ]+0xff040000 +[ ]+81:[ ]+ff040000[ ]+\.word[ ]+0xff040000 [ ]+85:[ ]+cacop[ ]+0x1f,[ ]+\$t3,[ ]+1 0000000000000086[ ]+: -[ ]+86:[ ]+07060005[ ]+0x07060005 -[ ]+8a:[ ]+0x00008080 +[ ]+86:[ ]+07060005[ ]+\.word[ ]+0x07060005 +[ ]+8a:[ ]+\.word[ ]+0x00008080 [ ]+8a:[ ]+R_LARCH_ADD_ULEB128[ ]+L4 [ ]+8a:[ ]+R_LARCH_SUB_ULEB128[ ]+L3 000000000000008d[ ]+: [ ]+\.\.\. -[ ]+4089:[ ]+ff080000[ ]+0xff080000 -[ ]+408d:[ ]+0x09ffffff +[ ]+4089:[ ]+ff080000[ ]+\.word[ ]+0xff080000 +[ ]+408d:[ ]+\.word[ ]+0x09ffffff 0000000000004090[ ]+: -[ ]+4090:[ ]+09090909[ ]+0x09090909 -[ ]+4094:[ ]+09090909[ ]+0x09090909 -[ ]+4098:[ ]+09090909[ ]+0x09090909 -[ ]+409c:[ ]+09090909[ ]+0x09090909 +[ ]+4090:[ ]+09090909[ ]+\.word[ ]+0x09090909 +[ ]+4094:[ ]+09090909[ ]+\.word[ ]+0x09090909 +[ ]+4098:[ ]+09090909[ ]+\.word[ ]+0x09090909 +[ ]+409c:[ ]+09090909[ ]+\.word[ ]+0x09090909 diff --git a/opcodes/loongarch-dis.c b/opcodes/loongarch-dis.c index c45c4fc617c..8d72519be9f 100644 --- a/opcodes/loongarch-dis.c +++ b/opcodes/loongarch-dis.c @@ -259,6 +259,7 @@ disassemble_one (insn_t insn, struct disassemble_info *info) if (!opc) { info->insn_type = dis_noninsn; + info->fprintf_styled_func (info->stream, dis_style_assembler_directive, ".word\t\t"); info->fprintf_styled_func (info->stream, dis_style_immediate, "0x%08x", insn); return; } -- 2.40.0