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dtrsm_kernel_LT_8x2_bulldozer.S performance optimization

This commit is contained in:
wernsaar 2013-08-05 11:27:16 +02:00
parent aaeb8eaecd
commit 44d23881b5
1 changed files with 8 additions and 0 deletions
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8
kernel/x86_64/dtrsm_kernel_LT_8x2_bulldozer.S
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@ -84,6 +84,9 @@
#endif #endif
#define A_PR1 384
#define B_PR1 192
.macro KERNEL8x2_SUB .macro KERNEL8x2_SUB
vmovddup -16*SIZE(BO,%rax,2), %xmm1 vmovddup -16*SIZE(BO,%rax,2), %xmm1
@ -708,9 +711,14 @@
ALIGN_4 ALIGN_4
.L52: .L52:
prefetcht0 A_PR1(AO,%rax,8)
prefetcht0 B_PR1(BO,%rax,2)
KERNEL8x2_SUB KERNEL8x2_SUB
prefetcht0 A_PR1(AO,%rax,8)
KERNEL8x2_SUB KERNEL8x2_SUB
prefetcht0 A_PR1(AO,%rax,8)
KERNEL8x2_SUB KERNEL8x2_SUB
prefetcht0 A_PR1(AO,%rax,8)
KERNEL8x2_SUB KERNEL8x2_SUB
jl .L52 jl .L52