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optimized dgemm kernel for ARMV6

This commit is contained in:
wernsaar 2013-11-27 17:37:38 +01:00
parent 697e198e8a
commit a9bd12da2c
1 changed files with 27 additions and 18 deletions
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45
kernel/arm/dgemm_kernel_4x2_vfp.S
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@ -26,10 +26,10 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
/**************************************************************************************
* 2013/11/23 Saar
* BLASTEST : xOK
* CTEST : xOK
* TEST : xOK
* 2013/11/27 Saar
* BLASTEST : OK
* CTEST : OK
* TEST : OK
*
**************************************************************************************/
@ -77,7 +77,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define A_PRE 96
#define B_PRE 96
#define C_PRE 64
#define C_PRE 32
/**************************************************************************************
* Macro definitions
@ -100,26 +100,27 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.macro KERNEL4x2_SUB
pld [ AO, #A_PRE ]
fldd d4 , [ BO ]
fldd d5 , [ BO, #8 ]
fldd d0 , [ AO ]
fldd d1 , [ AO, #8 ]
fldd d2 , [ AO, #16 ]
fldd d3 , [ AO, #24 ]
fmacd d8 , d0, d4
fldd d2 , [ AO, #16 ]
fmacd d9 , d1, d4
fldd d3 , [ AO, #24 ]
fmacd d10 , d2, d4
fldd d5 , [ BO, #8 ]
fmacd d11 , d3, d4
fmacd d12 , d0, d5
fmacd d13 , d1, d5
add AO , AO, #32
fmacd d14 , d2, d5
add BO , BO, #16
fmacd d15 , d3, d5
add AO , AO, #32
add BO , BO, #16
.endm
@ -130,37 +131,40 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
fldd d0, ALPHA
fldd d4 , [CO1]
fldd d5 , [CO1, #8 ]
fldd d6 , [CO1, #16 ]
fldd d7 , [CO1, #24 ]
pld [ CO1, #C_PRE ]
fmacd d4 , d0 , d8
fldd d6 , [CO1, #16 ]
fmacd d5 , d0 , d9
fldd d7 , [CO1, #24 ]
fmacd d6 , d0 , d10
fstd d4 , [CO1]
fmacd d7 , d0 , d11
fstd d4 , [CO1]
fstd d5 , [CO1, #8 ]
fstd d6 , [CO1, #16 ]
fstd d7 , [CO1, #24 ]
fldd d4 , [CO2]
fldd d5 , [CO2, #8 ]
fldd d6 , [CO2, #16 ]
fldd d7 , [CO2, #24 ]
pld [ CO2, #C_PRE ]
fmacd d4 , d0 , d12
fldd d6 , [CO2, #16 ]
fmacd d5 , d0 , d13
fldd d7 , [CO2, #24 ]
fmacd d6 , d0 , d14
fmacd d7 , d0 , d15
fstd d4 , [CO2]
fmacd d7 , d0 , d15
add CO1, CO1, #32
fstd d5 , [CO2, #8 ]
fstd d6 , [CO2, #16 ]
fstd d7 , [CO2, #24 ]
add CO1, CO1, #32
.endm
@ -469,13 +473,18 @@ dgemm_kernel_L2_M4_20:
.align 5
dgemm_kernel_L2_M4_22:
pld [ BO, #B_PRE ]
KERNEL4x2_SUB
KERNEL4x2_SUB
pld [ BO, #B_PRE ]
KERNEL4x2_SUB
KERNEL4x2_SUB
pld [ BO, #B_PRE ]
KERNEL4x2_SUB
KERNEL4x2_SUB
pld [ BO, #B_PRE ]
KERNEL4x2_SUB
KERNEL4x2_SUB