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ARM: net: bpf: improve 64-bit sign-extended immediate load
authorRussell King <rmk+kernel@armlinux.org.uk>
Thu, 12 Jul 2018 20:50:46 +0000 (21:50 +0100)
committerDaniel Borkmann <daniel@iogearbox.net>
Fri, 13 Jul 2018 13:26:41 +0000 (15:26 +0200)
commit077513b89424ba814432b1cd7d7f793958059ed8
tree65736a0782df90129a6b929afb830ebbd173808atree
parentf9ff5018c13b4918c98178ee81d41372b455201ecommit | diff
ARM: net: bpf: improve 64-bit sign-extended immediate load

Improve the 64-bit sign-extended immediate from:

  mov     r6, #1
  str     r6, [fp, #-52]  ; 0xffffffcc
  mov     r6, #0
  str     r6, [fp, #-48]  ; 0xffffffd0

to:

  mov     r6, #1
  mov     r7, #0
  strd    r6, [fp, #-52]  ; 0xffffffcc

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
arch/arm/net/bpf_jit_32.c diff | blob | blame | history
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