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optimized zgemm_kernel_2x2_vfp.S

This commit is contained in:
wernsaar 2013-11-28 08:33:44 +01:00
parent b42145834f
commit a537d7d8d7
1 changed files with 22 additions and 32 deletions
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54
kernel/arm/zgemm_kernel_2x2_vfp.S
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@ -26,28 +26,12 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
/**************************************************************************************
* 2013/11/05 Saar
* 2013/11/28 Saar
* BLASTEST : OK
* CTEST : OK
* TEST : OK
*
* 2013/11/02 Saar
* UNROLL_N 2
* UNROLL_M 2
* ZGEMM_P 64
* ZGEMM_Q 120
* ZGEMM_R 4096
* A_PRE 96
* B_PRE 96
* C_PRE 64
*
* Performance on Odroid U2:
*
* 1 Core: 1.62 GFLOPS ATLAS: 1.39 GFLOPS
* 2 Cores: 3.20 GFLOPS ATLAS: 2.54 GFLOPS
* 3 Cores: 4.72 GFLOPS ATLAS: 3.76 GFLOPS
* 4 Cores: 5.93 GFLOPS ATLAS: 4.88 GFLOPS
**************************************************************************************/
***************************************************************************************/
#define ASSEMBLER
#include "common.h"
@ -159,6 +143,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.endm
.macro KERNEL2x2_I
pld [ AO, #A_PRE ]
pld [ BO, #B_PRE ]
fldd d0 , [ AO ]
fldd d1 , [ AO, #8 ]
@ -201,22 +187,25 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.macro KERNEL2x2_M1
pld [ AO, #A_PRE ]
pld [ BO, #B_PRE ]
fldd d0 , [ AO ]
fldd d1 , [ AO, #8 ]
fldd d2 , [ AO, #16 ]
fldd d3 , [ AO, #24 ]
fldd d4 , [ BO ]
fldd d5 , [ BO, #8 ]
fldd d6 , [ BO, #16 ]
fldd d7 , [ BO, #24 ]
fmacd d8 , d0, d4
KMAC_R d8 , d1, d5
fldd d2 , [ AO, #16 ]
fmacd d9 , d0, d5
fldd d3 , [ AO, #24 ]
KMAC_I d9 , d1, d4
fldd d6 , [ BO, #16 ]
fmacd d10 , d2, d4
fldd d7 , [ BO, #24 ]
KMAC_R d10 , d3, d5
fmacd d11 , d2, d5
KMAC_I d11 , d3, d4
@ -228,32 +217,35 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
fmacd d14 , d2, d6
KMAC_R d14 , d3, d7
add BO , BO, #32
fmacd d15 , d2, d7
add AO , AO, #32
KMAC_I d15 , d3, d6
add BO , BO, #32
add AO , AO, #32
.endm
.macro KERNEL2x2_M2
pld [ AO, #A_PRE ]
pld [ BO, #B_PRE ]
fldd d0 , [ AO ]
fldd d1 , [ AO, #8 ]
fldd d2 , [ AO, #16 ]
fldd d3 , [ AO, #24 ]
fldd d4 , [ BO ]
fldd d5 , [ BO, #8 ]
fldd d6 , [ BO, #16 ]
fldd d7 , [ BO, #24 ]
fmacd d8 , d0, d4
KMAC_R d8 , d1, d5
fldd d2 , [ AO, #16 ]
fmacd d9 , d0, d5
fldd d3 , [ AO, #24 ]
KMAC_I d9 , d1, d4
fldd d6 , [ BO, #16 ]
fmacd d10 , d2, d4
fldd d7 , [ BO, #24 ]
KMAC_R d10 , d3, d5
fmacd d11 , d2, d5
KMAC_I d11 , d3, d4
@ -265,12 +257,10 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
fmacd d14 , d2, d6
KMAC_R d14 , d3, d7
fmacd d15 , d2, d7
KMAC_I d15 , d3, d6
add BO , BO, #32
fmacd d15 , d2, d7
add AO , AO, #32
KMAC_I d15 , d3, d6
.endm