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using volatile modifier 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2835 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
nick 2001-11-11 15:20:19 +00:00
parent 7035adb0bd
commit b66e9843f8
2 changed files with 6 additions and 7 deletions
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3
my_profile.c
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@ -5,9 +5,8 @@
*
* You can redistribute this file under terms and conditions
* of GNU General Public licence v2.
* This file is partly based on vbetest.c from lrmi distributive.
*/
#include "my_profile.h"
unsigned long long int my_profile_start,my_profile_end,my_profile_total=0ULL;
volatile unsigned long long int my_profile_start,my_profile_end,my_profile_total;

10
my_profile.h
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@ -5,12 +5,11 @@
*
* You can redistribute this file under terms and conditions
* of GNU General Public licence v2.
* This file is partly based on vbetest.c from lrmi distributive.
*/
#ifndef MY_PROFILE_INC
#define MY_PROFILE_INC
extern unsigned long long int my_profile_start,my_profile_end,my_profile_total;
extern volatile unsigned long long int my_profile_start,my_profile_end,my_profile_total;
#if defined ( ENABLE_PROFILE ) && defined ( ARCH_X86 )
static inline unsigned long long int read_tsc( void )
@ -20,10 +19,11 @@ static inline unsigned long long int read_tsc( void )
return retval;
}
#define PROFILE_START() (my_profile_start=read_tsc())
#define PROFILE_END(your_message) { my_profile_end=read_tsc(); my_profile_total+=my_profile_end - my_profile_start; printf(your_message" current=%llu total=%llu\n\t",my_profile_end-my_profile_start,my_profile_total); }
#define PROFILE_RESET() (my_profile_total=0ULL)
#define PROFILE_START() { static int inited=0; if(!inited) { inited=1; my_profile_total=0ULL; } my_profile_start=read_tsc(); }
#define PROFILE_END(your_message) { my_profile_end=read_tsc(); my_profile_total+=(my_profile_end-my_profile_start); printf(your_message" current=%llu total=%llu\n\t",(my_profile_end-my_profile_start),my_profile_total); }
#else
#define PROFILE_INIT()
#define PROFILE_RESET()
#define PROFILE_START()
#define PROFILE_END(your_message)
#endif