From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 65824C433F5 for ; Mon, 11 Apr 2022 19:41:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=fAgeY4SakvXvriXLR5K8eeKcI5mZAnrXxZhY1MPDi0g=; b=HRvSn8y2V4853P jWhAEpESONBW50uu6WqtA5U5zoDovK8u7qHFU+pdcl2OSnWpxgog8D2CMXriB+lsIAvpjRhh/VIUF 865ChE5kP1fRZyqICL7DGZa4txIiR9ju3BzH0ETvXy3bMHpBpA1wgx7RKrA8zK5WRts6U6oGS5MsT 03ymvn1EBDX+l/9WjelawrTJyrH0drfGWNQyCYBrg58v/3CcBailN9/TUjogzkJaa6++0PA6ROToG 6OUYSJgnzv8MvosiejbXx0JwclkYh3Mri1e13q78tagEXPoxA46A47a+STW+Dm6Q3Dmks5H/ptqk/ 332Ellh6OvLJuqf9kCeg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ndzuL-00ALd9-M5; Mon, 11 Apr 2022 19:41:05 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ndzuK-00ALco-4k for linux-riscv@bombadil.infradead.org; Mon, 11 Apr 2022 19:41:04 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=Wio0jrvv+WwYR3WMPOlyPbVNPrnkIj/7DJtwgzaow+o=; b=XOXFfSMpgV5ARzBh30thOsLFH7 Bv07w0ggvD7U3qwyViqL5pkIF1D1k12RoOnS9oi548NGuWvVOVcuI30G/sq5gzLlTXJcc67PwJvuD ZrNOcAvYdcfwjxX36+ONDwod5rWhccyrkwa8hFEXkQvP/MVi2YPWJjfaSyQ7wLpuzYQhpL8urEm9m MO6bRmxkH8AkbmdO8VgzQ4pTouZDrd2XAH3KyKXYJTnYd+fRPij6eJc45g7V5+Nrqvq+KKgxzvDpR DaJhLUqnct0aLvs3zgmRzKGvBGmPECMir7Io1k9F3KwfXmx/Ww+JWoDoxQw0f+pSiwhYrO8H25lH2 gWau+O/g==; Received: from [187.19.239.165] (helo=quaco.ghostprotocols.net) by desiato.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ndzuB-0044cu-TF; Mon, 11 Apr 2022 19:40:56 +0000 Received: by quaco.ghostprotocols.net (Postfix, from userid 1000) id 12B1F40407; Mon, 11 Apr 2022 16:40:50 -0300 (-03) Date: Mon, 11 Apr 2022 16:40:50 -0300 From: Arnaldo Carvalho de Melo To: Eric Lin Cc: peterz@infradead.org, mingo@redhat.com, mark.rutland@arm.com, alexander.shishkin@linux.intel.com, jolsa@kernel.org, namhyung@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, iii@linux.ibm.com, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, paul.walmsley@sifive.com Subject: Re: [PATCH v2 1/1] perf jitdump: Add riscv64 support. Message-ID: References: <20220411105438.21366-1-eric.lin@sifive.com> <20220411105438.21366-2-eric.lin@sifive.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220411105438.21366-2-eric.lin@sifive.com> X-Url: http://acmel.wordpress.com X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Em Mon, Apr 11, 2022 at 06:54:38PM +0800, Eric Lin escreveu: > This patch enable perf jitdump for riscv64 and it tested with V8 on qemu rv64. > > Qemu rv64: > $ perf record -e cpu-clock -c 1000 -g -k mono ./d8_rv64 --perf-prof --no-write-protect-code-memory test.js > $ perf inject -j -i perf.data -o perf.data.jitted > $ perf report -i perf.data.jitted Thanks, applied. - Arnaldo > Output: > To display the perf.data header info, please use --header/--header-only options. > > Total Lost Samples: 0 > > Samples: 87K of event 'cpu-clock' > Event count (approx.): 87974000 > > Children Self Command Shared Object Symbol > > .... > 0.28% 0.06% d8_rv64 d8_rv64 [.] _ZN2v88i > nternal6WasmJs7InstallEPNS0_7IsolateEb > 0.28% 0.00% d8_rv64 d8_rv64 [.] _ZN2v88i > nternal10ParserBaseINS0_6ParserEE22ParseLogicalExpressionEv > 0.28% 0.03% d8_rv64 jitted-112-76.so [.] Builtin: > InterpreterEntryTrampoline > 0.12% 0.00% d8_rv64 d8_rv64 [.] _ZN2v88i > nternal19ContextDeserializer11DeserializeEPNS0_7IsolateENS0_6HandleINS0_13JSGlob > alProxyEEENS_33DeserializeInternalFieldsCallbackE > 0.12% 0.01% d8_rv64 jitted-112-651.so [.] Builtin: > CEntry_Return1_DontSaveFPRegs_ArgvOnStack_NoBuiltinExit > .... > > Signed-off-by: Eric Lin > --- > tools/perf/arch/riscv/Makefile | 1 + > tools/perf/util/genelf.h | 3 +++ > 2 files changed, 4 insertions(+) > > diff --git a/tools/perf/arch/riscv/Makefile b/tools/perf/arch/riscv/Makefile > index 1aa9dd772489..a8d25d005207 100644 > --- a/tools/perf/arch/riscv/Makefile > +++ b/tools/perf/arch/riscv/Makefile > @@ -2,3 +2,4 @@ ifndef NO_DWARF > PERF_HAVE_DWARF_REGS := 1 > endif > PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET := 1 > +PERF_HAVE_JITDUMP := 1 > diff --git a/tools/perf/util/genelf.h b/tools/perf/util/genelf.h > index 3db3293213a9..ae138afe6c56 100644 > --- a/tools/perf/util/genelf.h > +++ b/tools/perf/util/genelf.h > @@ -38,6 +38,9 @@ int jit_add_debug_info(Elf *e, uint64_t code_addr, void *debug, int nr_debug_ent > #elif defined(__s390x__) > #define GEN_ELF_ARCH EM_S390 > #define GEN_ELF_CLASS ELFCLASS64 > +#elif defined(__riscv) && __riscv_xlen == 64 > +#define GEN_ELF_ARCH EM_RISCV > +#define GEN_ELF_CLASS ELFCLASS64 > #else > #error "unsupported architecture" > #endif > -- > 2.35.1 -- - Arnaldo _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv