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comparison src/timer/linux/SDL_systimer.c @ 392:71fe0b713085

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*** empty log message ***
author Sam Lantinga <slouken@libsdl.org>
date Tue, 04 Jun 2002 22:30:40 +0000
parents 4e8827521296
children 104f32d04cd1
comparison
equal deleted inserted replaced
391:52f577c8e0b7 392:71fe0b713085
71 71
72 #if 1 72 #if 1
73 /* This is for old binutils version that don't recognize rdtsc mnemonics. 73 /* This is for old binutils version that don't recognize rdtsc mnemonics.
74 But all binutils version supports this. 74 But all binutils version supports this.
75 */ 75 */
76 #define rdtsc(t) asm(".byte 0x0f, 0x31; " : "=A" (t)); 76 #define rdtsc(t) asm __volatile__ (".byte 0x0f, 0x31; " : "=A" (t))
77 #else 77 #else
78 #define rdtsc(t) asm("rdtsc" : "=A" (t)); 78 #define rdtsc(t) asm __volatile__ ("rdtsc" : "=A" (t))
79 #endif 79 #endif
80 80
81 static float calc_cpu_mhz(void) 81 static float calc_cpu_mhz(void)
82 { 82 {
83 float cpu_mhz; 83 float cpu_mhz;