From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932674AbcH1VCp (ORCPT ); Sun, 28 Aug 2016 17:02:45 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:49453 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932313AbcH1VCm (ORCPT ); Sun, 28 Aug 2016 17:02:42 -0400 X-IBM-Helo: d28dlp01.in.ibm.com X-IBM-MailFrom: maddy@linux.vnet.ibm.com X-IBM-RcptTo: linux-kernel@vger.kernel.org From: Madhavan Srinivasan To: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Cc: Madhavan Srinivasan , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Jiri Olsa , Arnaldo Carvalho de Melo , Stephane Eranian , Russell King , Catalin Marinas , Will Deacon , Benjamin Herrenschmidt , Michael Ellerman , Sukadev Bhattiprolu Subject: [PATCH 12/13] tool/perf: Add perf_arch_reg mask and arch_reg_names structure Date: Mon, 29 Aug 2016 02:30:57 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1472418058-28659-1-git-send-email-maddy@linux.vnet.ibm.com> References: <1472418058-28659-1-git-send-email-maddy@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16082821-0004-0000-0000-00000305FCC2 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16082821-0005-0000-0000-00000EE65831 Message-Id: <1472418058-28659-13-git-send-email-maddy@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2016-08-28_10:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1604210000 definitions=main-1608280206 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add arch_reg_names structure and define perf_arch_reg_name() function to aid the printing of arch_regs values. Also, extend regs_dump__printf() to include perf_arch_regs_mask to enable printing support. Cc: Thomas Gleixner Cc: Ingo Molnar Cc: Peter Zijlstra Cc: Jiri Olsa Cc: Arnaldo Carvalho de Melo Cc: Stephane Eranian Cc: Russell King Cc: Catalin Marinas Cc: Will Deacon Cc: Benjamin Herrenschmidt Cc: Michael Ellerman Cc: Sukadev Bhattiprolu Signed-off-by: Madhavan Srinivasan --- tools/perf/arch/arm/include/perf_regs.h | 5 +++++ tools/perf/arch/arm64/include/perf_regs.h | 5 +++++ tools/perf/arch/powerpc/include/perf_regs.h | 25 +++++++++++++++++++++++++ tools/perf/arch/x86/include/perf_regs.h | 5 +++++ tools/perf/builtin-script.c | 7 +++++++ tools/perf/util/perf_regs.h | 5 +++++ tools/perf/util/session.c | 12 ++++++++++-- 7 files changed, 62 insertions(+), 2 deletions(-) diff --git a/tools/perf/arch/arm/include/perf_regs.h b/tools/perf/arch/arm/include/perf_regs.h index f619c9c5a4bf..db5a5f0ad439 100644 --- a/tools/perf/arch/arm/include/perf_regs.h +++ b/tools/perf/arch/arm/include/perf_regs.h @@ -56,4 +56,9 @@ static inline const char *perf_reg_name(int id) return NULL; } +static inline const char *perf_arch_reg_name(int id __maybe_unused) +{ + return NULL; +} + #endif /* ARCH_PERF_REGS_H */ diff --git a/tools/perf/arch/arm64/include/perf_regs.h b/tools/perf/arch/arm64/include/perf_regs.h index 4e5af27e3fbf..20f8067b3e93 100644 --- a/tools/perf/arch/arm64/include/perf_regs.h +++ b/tools/perf/arch/arm64/include/perf_regs.h @@ -90,4 +90,9 @@ static inline const char *perf_reg_name(int id) return NULL; } +static inline const char *perf_arch_reg_name(int id __maybe_unused) +{ + return NULL; +} + #endif /* ARCH_PERF_REGS_H */ diff --git a/tools/perf/arch/powerpc/include/perf_regs.h b/tools/perf/arch/powerpc/include/perf_regs.h index 75de0e92e71e..801de6def8da 100644 --- a/tools/perf/arch/powerpc/include/perf_regs.h +++ b/tools/perf/arch/powerpc/include/perf_regs.h @@ -4,6 +4,7 @@ #include #include #include +#include #define PERF_REGS_MASK ((1ULL << PERF_REG_POWERPC_MAX) - 1) #define PERF_REGS_MAX PERF_REG_POWERPC_MAX @@ -66,4 +67,28 @@ static inline const char *perf_reg_name(int id) { return reg_names[id]; } + +static const char *arch_reg_names[] = { + [PERF_ARCH_REG_POWERPC_PVR] = "pvr", + [PERF_ARCH_REG_POWERPC_PMC1] = "pmc1", + [PERF_ARCH_REG_POWERPC_PMC2] = "pmc2", + [PERF_ARCH_REG_POWERPC_PMC3] = "pmc3", + [PERF_ARCH_REG_POWERPC_PMC4] = "pmc4", + [PERF_ARCH_REG_POWERPC_PMC5] = "pmc5", + [PERF_ARCH_REG_POWERPC_PMC6] = "pmc6", + [PERF_ARCH_REG_POWERPC_PMC7] = "pmc7", + [PERF_ARCH_REG_POWERPC_PMC8] = "pmc8", + [PERF_ARCH_REG_POWERPC_MMCR0] = "mmcr0", + [PERF_ARCH_REG_POWERPC_MMCR1] = "mmcr1", + [PERF_ARCH_REG_POWERPC_SIER] = "sier", + [PERF_ARCH_REG_POWERPC_SIAR] = "siar", + [PERF_ARCH_REG_POWERPC_SDAR] = "sdar", + [PERF_ARCH_REG_POWERPC_MMCRA] = "mmcra", + [PERF_ARCH_REG_POWERPC_MMCR2] = "mmcr2" +}; + +static inline const char *perf_arch_reg_name(int id) +{ + return arch_reg_names[id]; +} #endif /* ARCH_PERF_REGS_H */ diff --git a/tools/perf/arch/x86/include/perf_regs.h b/tools/perf/arch/x86/include/perf_regs.h index 7df517acfef8..a555541697b3 100644 --- a/tools/perf/arch/x86/include/perf_regs.h +++ b/tools/perf/arch/x86/include/perf_regs.h @@ -83,4 +83,9 @@ static inline const char *perf_reg_name(int id) return NULL; } +static inline const char *perf_arch_reg_name(int id __maybe_unused) +{ + return NULL; +} + #endif /* ARCH_PERF_REGS_H */ diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index db270b4f892a..c2a84484b95b 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -420,6 +420,7 @@ static void print_sample_iregs(struct perf_sample *sample, { struct regs_dump *regs = &sample->intr_regs; uint64_t mask = attr->sample_regs_intr; + uint64_t arch_regs_mask = regs->arch_regs_mask; unsigned i = 0, r; DECLARE_BITMAP(_mask, 64); @@ -431,6 +432,12 @@ static void print_sample_iregs(struct perf_sample *sample, u64 val = regs->regs[i++]; printf("%5s:0x%"PRIx64" ", perf_reg_name(r), val); } + + bitmap_from_u64(_mask, arch_regs_mask); + for_each_set_bit(r, _mask, sizeof(mask) * 8) { + u64 val = regs->regs[i++]; + printf("%5s:0x%"PRIx64" ", perf_arch_reg_name(r), val); + } } static void print_sample_start(struct perf_sample *sample, diff --git a/tools/perf/util/perf_regs.h b/tools/perf/util/perf_regs.h index 679d6e493962..1a044728bd45 100644 --- a/tools/perf/util/perf_regs.h +++ b/tools/perf/util/perf_regs.h @@ -29,6 +29,11 @@ static inline const char *perf_reg_name(int id __maybe_unused) return NULL; } +static inline const char *perf_arch_reg_name(int id __maybe_unused) +{ + return NULL; +} + static inline int perf_reg_value(u64 *valp __maybe_unused, struct regs_dump *regs __maybe_unused, int id __maybe_unused) diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index 440a9fb2a6fb..ca5c057c88af 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -941,7 +941,7 @@ static void branch_stack__printf(struct perf_sample *sample) } } -static void regs_dump__printf(u64 mask, u64 *regs) +static void regs_dump__printf(u64 mask, u64 arch_regs_mask, u64 *regs) { unsigned rid, i = 0; DECLARE_BITMAP(_mask, 64); @@ -953,6 +953,14 @@ static void regs_dump__printf(u64 mask, u64 *regs) printf(".... %-5s 0x%" PRIx64 "\n", perf_reg_name(rid), val); } + + bitmap_from_u64(_mask, arch_regs_mask); + for_each_set_bit(rid, _mask, sizeof(mask) * 8) { + u64 val = regs[i++]; + + printf(".... %-5s 0x%" PRIx64 "\n", + perf_arch_reg_name(rid), val); + } } static const char *regs_abi[] = { @@ -978,7 +986,7 @@ static void regs__printf(const char *type, struct regs_dump *regs) mask, regs_dump_abi(regs)); - regs_dump__printf(mask, regs->regs); + regs_dump__printf(mask, regs->arch_regs_mask, regs->regs); } static void regs_user__printf(struct perf_sample *sample) -- 2.7.4