From 03092e14089e086065bf05671260347ad94a6262 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 21 Oct 2008 14:57:55 +0000 Subject: Port read_time() that works on x86_32 and 64 from noe. Originally committed as revision 15661 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavutil/common.h | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/libavutil/common.h b/libavutil/common.h index 7ceaf33890..cd43abd065 100644 --- a/libavutil/common.h +++ b/libavutil/common.h @@ -323,21 +323,13 @@ static inline av_pure int ff_get_fourcc(const char *s){ #if defined(ARCH_X86) || defined(ARCH_POWERPC) || defined(ARCH_BFIN) #define AV_READ_TIME read_time -#if defined(ARCH_X86_64) +#if defined(ARCH_X86) static inline uint64_t read_time(void) { - uint64_t a, d; + uint32_t a, d; __asm__ volatile("rdtsc\n\t" : "=a" (a), "=d" (d)); - return (d << 32) | (a & 0xffffffff); -} -#elif defined(ARCH_X86_32) -static inline long long read_time(void) -{ - long long l; - __asm__ volatile("rdtsc\n\t" - : "=A" (l)); - return l; + return ((uint64_t)d << 32) + a; } #elif ARCH_BFIN static inline uint64_t read_time(void) -- cgit v1.2.3