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[71.212.39.66]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-21de32eb419sm65698135ad.145.2025.02.02.19.18.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 02 Feb 2025 19:18:24 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: pbonzini@redhat.com, mark.cave-ayland@ilande.co.uk, berrange@redhat.com, philmd@linaro.org, thuth@redhat.com Subject: [PATCH v2 02/14] tcg: Move stubs in tcg/perf.h to tcg/perf-stubs.c Date: Sun, 2 Feb 2025 19:18:09 -0800 Message-ID: <20250203031821.741477-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250203031821.741477-1-richard.henderson@linaro.org> References: <20250203031821.741477-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::631; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x631.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org These are not called so frequently as to be performance sensitive. Signed-off-by: Richard Henderson Reviewed-by: Thomas Huth Reviewed-by: Alex Bennée --- include/tcg/perf.h | 23 ----------------------- tcg/perf-stubs.c | 26 ++++++++++++++++++++++++++ tcg/meson.build | 2 ++ 3 files changed, 28 insertions(+), 23 deletions(-) create mode 100644 tcg/perf-stubs.c diff --git a/include/tcg/perf.h b/include/tcg/perf.h index c96b5920a3..050ba855ab 100644 --- a/include/tcg/perf.h +++ b/include/tcg/perf.h @@ -7,7 +7,6 @@ #ifndef TCG_PERF_H #define TCG_PERF_H -#if defined(CONFIG_TCG) && defined(CONFIG_LINUX) /* Start writing perf-.map. */ void perf_enable_perfmap(void); @@ -23,27 +22,5 @@ void perf_report_code(uint64_t guest_pc, TranslationBlock *tb, /* Stop writing perf-.map and/or jit-.dump. */ void perf_exit(void); -#else -static inline void perf_enable_perfmap(void) -{ -} - -static inline void perf_enable_jitdump(void) -{ -} - -static inline void perf_report_prologue(const void *start, size_t size) -{ -} - -static inline void perf_report_code(uint64_t guest_pc, TranslationBlock *tb, - const void *start) -{ -} - -static inline void perf_exit(void) -{ -} -#endif #endif diff --git a/tcg/perf-stubs.c b/tcg/perf-stubs.c new file mode 100644 index 0000000000..ce2dd1a4b7 --- /dev/null +++ b/tcg/perf-stubs.c @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* TCG perf stubs */ + +#include "qemu/osdep.h" +#include "tcg/perf.h" + +void perf_enable_perfmap(void) +{ +} + +void perf_enable_jitdump(void) +{ +} + +void perf_report_prologue(const void *start, size_t size) +{ +} + +void perf_report_code(uint64_t guest_pc, TranslationBlock *tb, + const void *start) +{ +} + +void perf_exit(void) +{ +} diff --git a/tcg/meson.build b/tcg/meson.build index 69ebb4908a..2977df5862 100644 --- a/tcg/meson.build +++ b/tcg/meson.build @@ -25,6 +25,8 @@ endif tcg_ss.add(when: libdw, if_true: files('debuginfo.c')) if host_os == 'linux' tcg_ss.add(files('perf.c')) +else + tcg_ss.add(files('perf-stubs.c')) endif tcg_ss = tcg_ss.apply({})