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Make some shortcuts in sparcv9cap.c. Trouble is that di_walk_node result

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is inconsistent among CPU generations.
This commit is contained in:
Andy Polyakov 2007-06-20 13:00:59 +00:00
parent 2329694222
commit f3c26535ad
1 changed files with 21 additions and 1 deletions
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22
crypto/sparcv9cap.c
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@ -41,6 +41,7 @@ unsigned long OPENSSL_rdtsc(void)
#include <dlfcn.h>
#include <libdevinfo.h>
#include <sys/systeminfo.h>
typedef di_node_t (*di_init_t)(const char *,uint_t);
typedef void (*di_fini_t)(di_node_t);
@ -79,7 +80,7 @@ static int walk_nodename(di_node_t node, di_node_name_t di_node_name)
void OPENSSL_cpuid_setup(void)
{
void *h;
char *e;
char *e,si[256];
static int trigger=0;
if (trigger) return;
@ -91,6 +92,25 @@ void OPENSSL_cpuid_setup(void)
return;
}
if (sysinfo(SI_MACHINE,si,sizeof(si))>0)
{
if (strcmp(si,"sun4v"))
/* FPU is preferred for all CPUs, but US-T1/2 */
OPENSSL_sparcv9cap_P |= SPARCV9_PREFER_FPU;
}
if (sysinfo(SI_ISALIST,si,sizeof(si))>0)
{
if (strstr(si,"+vis"))
OPENSSL_sparcv9cap_P |= SPARCV9_VIS1;
if (strstr(si,"+vis2"))
{
OPENSSL_sparcv9cap_P |= SPARCV9_VIS2;
OPENSSL_sparcv9cap_P &= ~SPARCV9_TICK_PRIVILEGED;
return;
}
}
if ((h = dlopen("libdevinfo.so.1",RTLD_LAZY))) do
{
di_init_t di_init;