From nobody Wed Feb 11 02:55:23 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1692198467; cv=none; d=zohomail.com; s=zohoarc; b=jHutFhGGQt+hF9osB9V4yjwWIN93gobLoXbiZ6EdCALCA86nSEM5nDXvJ97OXuqnfmWLgbgGG1X8dnq48/cGmRjVyczvt7KOGLQEC50DCeq746GcuDavqm+LXxjkgA7ieVTiRhyqCRo1esfFZUc286Gn3fPzkZvPxTNuZyvo60E= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1692198467; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject; bh=9A/irVSRNTDRyAMd8tbb4ofq2py6oa1gC/mUH/zNkC4=; b=KO6qtBpAepKmNvD7GiAzi3VKIUX7bPXpemKE+DHfH8Iwr7K6KtRW7yw5mPwq8Vx2Dtr9xeUvaDZ+t9m/pd2Xqtc+kNqT/x+ar3yCfv3j2A52bWbeltxUWl50Gk+MNOptWLO1ZbvrRmS9gVsRX/yrQ3ym0rX0Zoup/LZnRWgSFbs= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1692198467066834.5615804074595; Wed, 16 Aug 2023 08:07:47 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qWHum-0001Qg-54; Wed, 16 Aug 2023 10:54:28 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qWHuk-0001Mu-VC for qemu-devel@nongnu.org; Wed, 16 Aug 2023 10:54:27 -0400 Received: from mail-pf1-x429.google.com ([2607:f8b0:4864:20::429]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qWHuf-0001k8-Qr for qemu-devel@nongnu.org; Wed, 16 Aug 2023 10:54:26 -0400 Received: by mail-pf1-x429.google.com with SMTP id d2e1a72fcca58-688779ffc0aso1061089b3a.3 for ; Wed, 16 Aug 2023 07:54:21 -0700 (PDT) Received: from alarm.flets-east.jp ([2400:4050:a840:1e00:78d2:b862:10a7:d486]) by smtp.gmail.com with ESMTPSA id fk26-20020a056a003a9a00b0068892c40253sm1156568pfb.216.2023.08.16.07.54.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Aug 2023 07:54:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=daynix-com.20221208.gappssmtp.com; s=20221208; t=1692197660; x=1692802460; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=9A/irVSRNTDRyAMd8tbb4ofq2py6oa1gC/mUH/zNkC4=; b=wdJ1GcycS0B7jPU3gptHjauMo+4W/Tj0chrY5DQgRnWaQP/mpoIErYTtDcWR7zPG55 lMacHdkbqypLFQlpNKiIlmr5rMH8VSpV+d8XFGR7O3AV7dWR3gt3R1ZWIwZRwTaMzmHH WkF+5rUDNfOPux13mqNhby8eczHgGNIobxD6//gyMxqPdrC0c32JOwXPfd3S4CQ84Vwo 9edmmZ7IPWCGL8cRgoBFir/mrIdkAG4IHp3ZVZ0KZebHw/lwM6Bf38a43kDXV69EHZLe J1Tn5Y5htppdpsvPlB8dv8WYHKK0X55V1OsvkoTem1uC8mBMpvNQIf+OUJKgPfCoWckF Ropg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1692197660; x=1692802460; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=9A/irVSRNTDRyAMd8tbb4ofq2py6oa1gC/mUH/zNkC4=; b=NaNtEq0bl0pK5aUhR/3gSTwanMbN5w5Nv4/Q0DVnX2P46tuOe+YJvHNAVTV2JJq/Xd rrGCCrlfiFN+Z2k2tKeZ5e8u2t19jR+Wv8VWpnDb+dieyDwihFdHL5Qz+Ih06pKTIS8h oHyLsLuuqHZsvfU1PkhWSj82UriDcCwys8cPeuIj0zLicI30h9qo9pjmK068wVP3Ed9V UgRBshtPvdxU81AynrSh/zpxlZJN+DSJNPujU9TFY+r+gZA1C7PutZ/w+4d3fTI1+580 LLtZTZ642iS2+u9u0FU0+fLbWukbCjsPUqTVynNQ1BPf/8od5qKBVvamBzVVycQVK4KK jjlg== X-Gm-Message-State: AOJu0Yx3LibBULSRHGkfIEd9Bv3XEQ9zIIC7oNji0m+GWd3lu9hsh7a2 SRHwiUv3qK+/DuZflCU5uFI/jg== X-Google-Smtp-Source: AGHT+IF1l1tQQLztLCAqEGo4eDgTvVDkLuOEZ5c9+BW08dC/LndNeQ5KniawAZF+FOrefPAqPivAXA== X-Received: by 2002:a05:6a21:66c5:b0:133:e3e3:dc07 with SMTP id ze5-20020a056a2166c500b00133e3e3dc07mr2397513pzb.49.1692197660639; Wed, 16 Aug 2023 07:54:20 -0700 (PDT) From: Akihiko Odaki To: Cc: Paolo Bonzini , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Thomas Huth , Alexandre Iooss , Mahmoud Mandour , Eduardo Habkost , Marcel Apfelbaum , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Yanan Wang , Richard Henderson , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , John Snow , Cleber Rosa , Peter Maydell , Michael Rolnik , "Edgar E . Iglesias" , Brian Cain , Song Gao , Xiaojuan Yang , Laurent Vivier , Aurelien Jarno , Jiaxun Yang , Aleksandar Rikalo , Chris Wulff , Marek Vasut , Stafford Horne , Daniel Henrique Barboza , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , David Gibson , Greg Kurz , Nicholas Piggin , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Liu Zhiwei , Yoshinori Sato , David Hildenbrand , Ilya Leoshkevich , Mark Cave-Ayland , Artyom Tarasenko , Bastian Koppelmann , Max Filippov , qemu-devel@nongnu.org, qemu-arm@nongnu.org, qemu-ppc@nongnu.org, qemu-riscv@nongnu.org, qemu-s390x@nongnu.org, Anton Kochkov , Akihiko Odaki Subject: [PATCH v4 13/25] hw/core/cpu: Return static value with gdb_arch_name() Date: Wed, 16 Aug 2023 23:51:34 +0900 Message-ID: <20230816145155.21049-14-akihiko.odaki@daynix.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230816145155.21049-1-akihiko.odaki@daynix.com> References: <20230816145155.21049-1-akihiko.odaki@daynix.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=2607:f8b0:4864:20::429; envelope-from=akihiko.odaki@daynix.com; helo=mail-pf1-x429.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @daynix-com.20221208.gappssmtp.com) X-ZM-MESSAGEID: 1692198545255100001 Content-Type: text/plain; charset="utf-8" All implementations of gdb_arch_name() returns dynamic duplicates of static strings. It's also unlikely that there will be an implementation of gdb_arch_name() that returns a truly dynamic value due to the nature of the function returning a well-known identifiers. Qualify the value gdb_arch_name() with const and make all of its implementations return static strings. Signed-off-by: Akihiko Odaki --- include/hw/core/cpu.h | 2 +- target/ppc/internal.h | 2 +- gdbstub/gdbstub.c | 4 +--- target/arm/cpu.c | 6 +++--- target/arm/cpu64.c | 4 ++-- target/i386/cpu.c | 6 +++--- target/loongarch/cpu.c | 4 ++-- target/ppc/gdbstub.c | 6 +++--- target/riscv/cpu.c | 6 +++--- target/s390x/cpu.c | 4 ++-- target/tricore/cpu.c | 4 ++-- 11 files changed, 23 insertions(+), 25 deletions(-) diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h index 84219c1885..09f1aca624 100644 --- a/include/hw/core/cpu.h +++ b/include/hw/core/cpu.h @@ -165,7 +165,7 @@ struct CPUClass { vaddr (*gdb_adjust_breakpoint)(CPUState *cpu, vaddr addr); =20 const GDBFeature *gdb_core_feature; - gchar * (*gdb_arch_name)(CPUState *cpu); + const gchar * (*gdb_arch_name)(CPUState *cpu); const char * (*gdb_get_dynamic_xml)(CPUState *cpu, const char *xmlname= ); =20 void (*disas_set_info)(CPUState *cpu, disassemble_info *info); diff --git a/target/ppc/internal.h b/target/ppc/internal.h index 57acb3212c..974b37aa60 100644 --- a/target/ppc/internal.h +++ b/target/ppc/internal.h @@ -221,7 +221,7 @@ void destroy_ppc_opcodes(PowerPCCPU *cpu); =20 /* gdbstub.c */ void ppc_gdb_init(CPUState *cs, PowerPCCPUClass *ppc); -gchar *ppc_gdb_arch_name(CPUState *cs); +const gchar *ppc_gdb_arch_name(CPUState *cs); =20 /** * prot_for_access_type: diff --git a/gdbstub/gdbstub.c b/gdbstub/gdbstub.c index 7a4775633e..c2ce970c98 100644 --- a/gdbstub/gdbstub.c +++ b/gdbstub/gdbstub.c @@ -378,11 +378,9 @@ static const char *get_feature_xml(const char *p, cons= t char **newp, "" ""); if (cc->gdb_arch_name) { - gchar *arch =3D cc->gdb_arch_name(cpu); pstrcat(buf, buf_sz, ""); - pstrcat(buf, buf_sz, arch); + pstrcat(buf, buf_sz, cc->gdb_arch_name(cpu)); pstrcat(buf, buf_sz, ""); - g_free(arch); } pstrcat(buf, buf_sz, "gdb_core_feature->xmlname); diff --git a/target/arm/cpu.c b/target/arm/cpu.c index a206ab6b1b..5f07133419 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -2281,15 +2281,15 @@ static Property arm_cpu_properties[] =3D { DEFINE_PROP_END_OF_LIST() }; =20 -static gchar *arm_gdb_arch_name(CPUState *cs) +static const gchar *arm_gdb_arch_name(CPUState *cs) { ARMCPU *cpu =3D ARM_CPU(cs); CPUARMState *env =3D &cpu->env; =20 if (arm_feature(env, ARM_FEATURE_IWMMXT)) { - return g_strdup("iwmmxt"); + return "iwmmxt"; } - return g_strdup("arm"); + return "arm"; } =20 #ifndef CONFIG_USER_ONLY diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c index 9c2a226159..65f84bfb18 100644 --- a/target/arm/cpu64.c +++ b/target/arm/cpu64.c @@ -743,9 +743,9 @@ static void aarch64_cpu_finalizefn(Object *obj) { } =20 -static gchar *aarch64_gdb_arch_name(CPUState *cs) +static const gchar *aarch64_gdb_arch_name(CPUState *cs) { - return g_strdup("aarch64"); + return "aarch64"; } =20 static void aarch64_cpu_class_init(ObjectClass *oc, void *data) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 069410985f..c1a7667f4a 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -5910,12 +5910,12 @@ static void x86_cpu_load_model(X86CPU *cpu, X86CPUM= odel *model) memset(&env->user_features, 0, sizeof(env->user_features)); } =20 -static gchar *x86_gdb_arch_name(CPUState *cs) +static const gchar *x86_gdb_arch_name(CPUState *cs) { #ifdef TARGET_X86_64 - return g_strdup("i386:x86-64"); + return "i386:x86-64"; #else - return g_strdup("i386"); + return "i386"; #endif } =20 diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c index b204cb279d..6c76d14e43 100644 --- a/target/loongarch/cpu.c +++ b/target/loongarch/cpu.c @@ -692,9 +692,9 @@ static const struct SysemuCPUOps loongarch_sysemu_ops = =3D { }; #endif =20 -static gchar *loongarch_gdb_arch_name(CPUState *cs) +static const gchar *loongarch_gdb_arch_name(CPUState *cs) { - return g_strdup("loongarch64"); + return "loongarch64"; } =20 static void loongarch_cpu_class_init(ObjectClass *c, void *data) diff --git a/target/ppc/gdbstub.c b/target/ppc/gdbstub.c index 70cac919e0..dbdee7d56e 100644 --- a/target/ppc/gdbstub.c +++ b/target/ppc/gdbstub.c @@ -572,12 +572,12 @@ static int gdb_set_vsx_reg(CPUPPCState *env, uint8_t = *mem_buf, int n) return 0; } =20 -gchar *ppc_gdb_arch_name(CPUState *cs) +const gchar *ppc_gdb_arch_name(CPUState *cs) { #if defined(TARGET_PPC64) - return g_strdup("powerpc:common64"); + return "powerpc:common64"; #else - return g_strdup("powerpc:common"); + return "powerpc:common"; #endif } =20 diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index ceca40cdd9..86a477bfc0 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -1941,17 +1941,17 @@ static Property riscv_cpu_properties[] =3D { DEFINE_PROP_END_OF_LIST(), }; =20 -static gchar *riscv_gdb_arch_name(CPUState *cs) +static const gchar *riscv_gdb_arch_name(CPUState *cs) { RISCVCPU *cpu =3D RISCV_CPU(cs); CPURISCVState *env =3D &cpu->env; =20 switch (riscv_cpu_mxl(env)) { case MXL_RV32: - return g_strdup("riscv:rv32"); + return "riscv:rv32"; case MXL_RV64: case MXL_RV128: - return g_strdup("riscv:rv64"); + return "riscv:rv64"; default: g_assert_not_reached(); } diff --git a/target/s390x/cpu.c b/target/s390x/cpu.c index 2a2ff8cbdc..ca356c2b86 100644 --- a/target/s390x/cpu.c +++ b/target/s390x/cpu.c @@ -284,9 +284,9 @@ static void s390_cpu_initfn(Object *obj) #endif } =20 -static gchar *s390_gdb_arch_name(CPUState *cs) +static const gchar *s390_gdb_arch_name(CPUState *cs) { - return g_strdup("s390:64-bit"); + return "s390:64-bit"; } =20 static Property s390x_cpu_properties[] =3D { diff --git a/target/tricore/cpu.c b/target/tricore/cpu.c index 133a9ac70e..44e3ba6f0e 100644 --- a/target/tricore/cpu.c +++ b/target/tricore/cpu.c @@ -29,9 +29,9 @@ static inline void set_feature(CPUTriCoreState *env, int = feature) env->features |=3D 1ULL << feature; } =20 -static gchar *tricore_gdb_arch_name(CPUState *cs) +static const gchar *tricore_gdb_arch_name(CPUState *cs) { - return g_strdup("tricore"); + return "tricore"; } =20 static void tricore_cpu_set_pc(CPUState *cs, vaddr value) --=20 2.41.0