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optimized dtrsm_kernel_LT for POWER8

This commit is contained in:
Werner Saar 2016-05-22 15:20:04 +02:00
parent 318cad9c37
commit 8b140220c8
2 changed files with 47 additions and 4 deletions
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1
kernel/power/dtrsm_kernel_LT_16x4_power8.S
View File

@ -219,6 +219,7 @@
li o24, 24 li o24, 24
li o32, 32 li o32, 32
li o48, 48 li o48, 48
li PRE, 384
mr KK, OFFSET mr KK, OFFSET

50
kernel/power/dtrsm_logic_LT_16x4_power8.S
View File

@ -18,6 +18,33 @@ DSTRM_LT_L4x16_BEGIN:
mr BO, B mr BO, B
li L, -128
mr T1, CO
add T2, T1, LDC
add T3, T2, LDC
add T4, T3, LDC
and T1, T1, L
and T2, T2, L
and T3, T3, L
and T4, T4, L
dcbt T1, r0
dcbt T2, r0
dcbt T3, r0
dcbt T4, r0
addi T1, T1, 128
addi T2, T2, 128
addi T3, T3, 128
addi T4, T4, 128
dcbt T1, r0
dcbt T2, r0
dcbt T3, r0
dcbt T4, r0
DSTRM_LT_L4x16_LOOP_START: DSTRM_LT_L4x16_LOOP_START:
@ -26,15 +53,30 @@ DSTRM_LT_L4x16_LOOP_START:
addic. L, KK, 0 addic. L, KK, 0
ble DSTRM_LT_L4x16_SAVE ble- DSTRM_LT_L4x16_SAVE
DSTRM_LT_L4x16_LOOP: DSTRM_LT_L4x16_LOOP:
dcbt AO, PRE
dcbt BO, PRE
KERNEL_16x4 KERNEL_16x4
addic. L, L, -1 addic. L, L, -1
bgt DSTRM_LT_L4x16_LOOP ble- DSTRM_LT_L4x16_SAVE
dcbt AO, PRE
KERNEL_16x4
addic. L, L, -1
ble- DSTRM_LT_L4x16_SAVE
dcbt AO, PRE
KERNEL_16x4
addic. L, L, -1
ble- DSTRM_LT_L4x16_SAVE
dcbt AO, PRE
KERNEL_16x4
addic. L, L, -1
bgt+ DSTRM_LT_L4x16_LOOP
DSTRM_LT_L4x16_SAVE: DSTRM_LT_L4x16_SAVE: