new file mode 100644
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2023 Loongson Technology Corporation Limited
+ * Contributed by Hecai Yuan <yuanhecai@loongson.cn>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVUTIL_LOONGARCH_TIMER_H
+#define AVUTIL_LOONGARCH_TIMER_H
+
+#include <stdint.h>
+#include "config.h"
+
+#if HAVE_INLINE_ASM
+
+#define AV_READ_TIME read_time
+
+static inline uint64_t read_time(void)
+{
+
+#if ARCH_LOONGARCH64
+ uint64_t a, id;
+ __asm__ volatile ( "rdtime.d %0, %1" : "=r"(a), "=r"(id) :: );
+ return a;
+#else
+ uint32_t a, id;
+ __asm__ volatile ( "rdtimel.w %0, %1" : "=r"(a), "=r"(id) :: );
+ return (uint64_t)a;
+#endif
+}
+
+#endif /* HAVE_INLINE_ASM */
+
+#endif /* AVUTIL_LOONGARCH_TIMER_H */
@@ -61,6 +61,8 @@
# include "riscv/timer.h"
#elif ARCH_X86
# include "x86/timer.h"
+#elif ARCH_LOONGARCH
+# include "loongarch/timer.h"
#endif
#if !defined(AV_READ_TIME)
From: yuanhecai <yuanhecai@loongson.cn> This patch supports the use of the "checkasm --bench" testing feature on loongarch platform. Change-Id: I42790388d057c9ade0dfa38a19d9c1fd44ca0bc3 --- libavutil/loongarch/timer.h | 48 +++++++++++++++++++++++++++++++++++++ libavutil/timer.h | 2 ++ 2 files changed, 50 insertions(+) create mode 100644 libavutil/loongarch/timer.h