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added fast return, if m or n < 1

This commit is contained in:
wernsaar 2014-08-13 13:54:19 +02:00
parent 8c582d362d
commit 2470129132
5 changed files with 13 additions and 1 deletions
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3
kernel/x86_64/dgemv_n.c
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@ -125,6 +125,9 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha, FLOAT *a, BLASLO
BLASLONG n2; BLASLONG n2;
FLOAT xbuffer[4],*ybuffer; FLOAT xbuffer[4],*ybuffer;
if ( m < 1 ) return(0);
if ( n < 1 ) return(0);
ybuffer = buffer; ybuffer = buffer;
n1 = n / 4 ; n1 = n / 4 ;

3
kernel/x86_64/dgemv_t.c
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@ -104,6 +104,9 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha, FLOAT *a, BLASLO
BLASLONG n2; BLASLONG n2;
FLOAT ybuffer[4],*xbuffer; FLOAT ybuffer[4],*xbuffer;
if ( m < 1 ) return(0);
if ( n < 1 ) return(0);
xbuffer = buffer; xbuffer = buffer;
n1 = n / 4 ; n1 = n / 4 ;

3
kernel/x86_64/sgemv_n.c
View File

@ -131,6 +131,9 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha, FLOAT *a, BLASLO
BLASLONG n2; BLASLONG n2;
FLOAT xbuffer[4],*ybuffer; FLOAT xbuffer[4],*ybuffer;
if ( m < 1 ) return(0);
if ( n < 1 ) return(0);
ybuffer = buffer; ybuffer = buffer;
n1 = n / 4 ; n1 = n / 4 ;

3
kernel/x86_64/sgemv_t.c
View File

@ -110,6 +110,9 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha, FLOAT *a, BLASLO
BLASLONG n2; BLASLONG n2;
FLOAT ybuffer[4],*xbuffer; FLOAT ybuffer[4],*xbuffer;
if ( m < 1 ) return(0);
if ( n < 1 ) return(0);
xbuffer = buffer; xbuffer = buffer;
n1 = n / 4 ; n1 = n / 4 ;

2
kernel/x86_64/zgemv_t.c
View File

@ -29,7 +29,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "common.h" #include "common.h"
#if defined(BULLDOZER) #if defined(BULLDOZER) || defined(PILEDRIVER)
#include "zgemv_t_microk_bulldozer-2.c" #include "zgemv_t_microk_bulldozer-2.c"
#elif defined(HASWELL) #elif defined(HASWELL)
#include "zgemv_t_microk_haswell-2.c" #include "zgemv_t_microk_haswell-2.c"