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experimentally removed expensive function calls

This commit is contained in:
wernsaar 2014-09-05 15:05:53 +02:00
parent 6df7a88930
commit 2021d0f9d6
2 changed files with 11 additions and 0 deletions
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9
common_x86_64.h
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@ -46,6 +46,7 @@
#define __volatile__ #define __volatile__
#endif #endif
/*
#ifdef HAVE_SSE2 #ifdef HAVE_SSE2
#define MB __asm__ __volatile__ ("mfence"); #define MB __asm__ __volatile__ ("mfence");
#define WMB __asm__ __volatile__ ("sfence"); #define WMB __asm__ __volatile__ ("sfence");
@ -53,6 +54,10 @@
#define MB #define MB
#define WMB #define WMB
#endif #endif
*/
#define MB
#define WMB
static void __inline blas_lock(volatile BLASULONG *address){ static void __inline blas_lock(volatile BLASULONG *address){
@ -99,6 +104,8 @@ static __inline void cpuid(int op, int *eax, int *ebx, int *ecx, int *edx){
: "0" (op)); : "0" (op));
} }
/*
#define WHEREAMI #define WHEREAMI
static inline int WhereAmI(void){ static inline int WhereAmI(void){
@ -111,6 +118,8 @@ static inline int WhereAmI(void){
return apicid; return apicid;
} }
*/
#ifdef CORE_BARCELONA #ifdef CORE_BARCELONA
#define IFLUSH gotoblas_iflush() #define IFLUSH gotoblas_iflush()
#define IFLUSH_HALF gotoblas_iflush_half() #define IFLUSH_HALF gotoblas_iflush_half()

2
driver/others/parameter.c
View File

@ -251,7 +251,9 @@ void blas_set_parameter(void){
env_var_t p; env_var_t p;
int factor; int factor;
#if !defined(BULLDOZER)
int size = get_L2_size(); int size = get_L2_size();
#endif
#if defined(CORE_KATMAI) || defined(CORE_COPPERMINE) || defined(CORE_BANIAS) #if defined(CORE_KATMAI) || defined(CORE_COPPERMINE) || defined(CORE_BANIAS)
size >>= 7; size >>= 7;