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- Moved to more flexible define structure

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- Added exception for OpenBSD on Sparc64 (no privilege for call)
This commit is contained in:
Paul Bakker 2012-10-31 09:53:08 +00:00
parent 35a7fe52f3
commit bb0139c924
1 changed files with 58 additions and 26 deletions
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84
library/timing.c
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@ -54,9 +54,11 @@ struct _hr_time
#endif
#if defined(POLARSSL_HAVE_ASM) && \
#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \
(defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__)
#define POLARSSL_HAVE_HARDCLOCK
unsigned long hardclock( void )
{
unsigned long tsc;
@ -64,9 +66,12 @@ unsigned long hardclock( void )
__asm mov [tsc], eax
return( tsc );
}
#endif
#else
#if defined(POLARSSL_HAVE_ASM) && defined(__GNUC__) && defined(__i386__)
#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \
defined(__GNUC__) && defined(__i386__)
#define POLARSSL_HAVE_HARDCLOCK
unsigned long hardclock( void )
{
@ -74,10 +79,12 @@ unsigned long hardclock( void )
asm( "rdtsc" : "=a" (lo), "=d" (hi) );
return( lo );
}
#endif
#else
#if defined(POLARSSL_HAVE_ASM) && defined(__GNUC__) && \
(defined(__amd64__) || defined(__x86_64__))
#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \
defined(__GNUC__) && (defined(__amd64__) || defined(__x86_64__))
#define POLARSSL_HAVE_HARDCLOCK
unsigned long hardclock( void )
{
@ -85,10 +92,12 @@ unsigned long hardclock( void )
asm( "rdtsc" : "=a" (lo), "=d" (hi) );
return( lo | (hi << 32) );
}
#endif
#else
#if defined(POLARSSL_HAVE_ASM) && defined(__GNUC__) && \
(defined(__powerpc__) || defined(__ppc__))
#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \
defined(__GNUC__) && (defined(__powerpc__) || defined(__ppc__))
#define POLARSSL_HAVE_HARDCLOCK
unsigned long hardclock( void )
{
@ -104,9 +113,29 @@ unsigned long hardclock( void )
return( tbl );
}
#endif
#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \
defined(__GNUC__) && defined(__sparc64__)
#if defined(__OpenBSD__)
#warning OpenBSD does not allow access to tick register using software version instead
#else
#if defined(POLARSSL_HAVE_ASM) && defined(__GNUC__) && defined(__sparc__)
#define POLARSSL_HAVE_HARDCLOCK
unsigned long hardclock( void )
{
unsigned long tick;
asm( "rdpr %%tick, %0;" : "=&r" (tick) );
return( tick );
}
#endif
#endif
#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \
defined(__GNUC__) && defined(__sparc__) && !defined(__sparc64__)
#define POLARSSL_HAVE_HARDCLOCK
unsigned long hardclock( void )
{
@ -115,9 +144,12 @@ unsigned long hardclock( void )
asm( "mov %%g1, %0" : "=r" (tick) );
return( tick );
}
#endif
#else
#if defined(POLARSSL_HAVE_ASM) && defined(__GNUC__) && defined(__alpha__)
#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \
defined(__GNUC__) && defined(__alpha__)
#define POLARSSL_HAVE_HARDCLOCK
unsigned long hardclock( void )
{
@ -125,9 +157,12 @@ unsigned long hardclock( void )
asm( "rpcc %0" : "=r" (cc) );
return( cc & 0xFFFFFFFF );
}
#endif
#else
#if defined(POLARSSL_HAVE_ASM) && defined(__GNUC__) && defined(__ia64__)
#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(POLARSSL_HAVE_ASM) && \
defined(__GNUC__) && defined(__ia64__)
#define POLARSSL_HAVE_HARDCLOCK
unsigned long hardclock( void )
{
@ -135,9 +170,11 @@ unsigned long hardclock( void )
asm( "mov %0 = ar.itc" : "=r" (itc) );
return( itc );
}
#endif
#else
#if defined(_MSC_VER)
#if !defined(POLARSSL_HAVE_HARDCLOCK) && defined(_MSC_VER)
#define POLARSSL_HAVE_HARDCLOCK
unsigned long hardclock( void )
{
@ -147,8 +184,11 @@ unsigned long hardclock( void )
return (unsigned long)( offset.QuadPart );
}
#endif
#else
#if !defined(POLARSSL_HAVE_HARDCLOCK)
#define POLARSSL_HAVE_HARDCLOCK
static int hardclock_init = 0;
static struct timeval tv_init;
@ -167,15 +207,7 @@ unsigned long hardclock( void )
return( ( tv_cur.tv_sec - tv_init.tv_sec ) * 1000000
+ ( tv_cur.tv_usec - tv_init.tv_usec ) );
}
#endif /* generic */
#endif /* WIN32 */
#endif /* IA-64 */
#endif /* Alpha */
#endif /* SPARC8 */
#endif /* PowerPC */
#endif /* AMD64 */
#endif /* i586+ */
#endif
volatile int alarmed = 0;