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[173.197.98.125]) by smtp.gmail.com with ESMTPSA id qc14-20020a17090b288e00b0029900404e11sm807755pjb.27.2024.02.15.00.14.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Feb 2024 00:15:00 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: amonakov@ispras.ru, mmromanov@ispras.ru Subject: [PATCH v4 07/10] util/bufferiszero: Introduce biz_accel_fn typedef Date: Wed, 14 Feb 2024 22:14:46 -1000 Message-Id: <20240215081449.848220-8-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240215081449.848220-1-richard.henderson@linaro.org> References: <20240215081449.848220-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::22b; envelope-from=richard.henderson@linaro.org; helo=mail-oi1-x22b.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, T_SCC_BODY_TEXT_LINE=-0.01 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 Signed-off-by: Richard Henderson --- util/bufferiszero.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/util/bufferiszero.c b/util/bufferiszero.c index ce04642c67..ce80713071 100644 --- a/util/bufferiszero.c +++ b/util/bufferiszero.c @@ -26,7 +26,8 @@ #include "qemu/bswap.h" #include "host/cpuinfo.h" -static bool (*buffer_is_zero_accel)(const void *, size_t); +typedef bool (*biz_accel_fn)(const void *, size_t); +static biz_accel_fn buffer_is_zero_accel; static bool buffer_is_zero_int_lt256(const void *buf, size_t len) { @@ -179,13 +180,15 @@ buffer_zero_avx2(const void *buf, size_t len) } #endif /* CONFIG_AVX2_OPT */ + + static unsigned __attribute__((noinline)) select_accel_cpuinfo(unsigned info) { /* Array is sorted in order of algorithm preference. */ static const struct { unsigned bit; - bool (*fn)(const void *, size_t); + biz_accel_fn fn; } all[] = { #ifdef CONFIG_AVX2_OPT { CPUINFO_AVX2, buffer_zero_avx2 }, @@ -232,7 +235,7 @@ bool test_buffer_is_zero_next_accel(void) #define INIT_ACCEL buffer_is_zero_int_ge256 #endif -static bool (*buffer_is_zero_accel)(const void *, size_t) = INIT_ACCEL; +static biz_accel_fn buffer_is_zero_accel = INIT_ACCEL; static inline bool buffer_is_zero_sample3(const char *buf, size_t len) { -- 2.34.1