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Merge commit '570d4b21863b6254d6bbca9c528bede471bb4478'

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* commit '570d4b21863b6254d6bbca9c528bede471bb4478':
  x86: h264: Don't keep data in the redzone across function calls on 64 bit unix

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-06-10 18:34:38 +02:00
commit 1a2ff62859
1 changed files with 5 additions and 5 deletions
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10
libavcodec/x86/h264_deblock.asm
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@ -827,10 +827,10 @@ cglobal deblock_v_chroma_8, 5,6
; int8_t *tc0)
;-----------------------------------------------------------------------------
cglobal deblock_h_chroma_8, 5,7
%if UNIX64
%define buf0 [rsp-24]
%define buf1 [rsp-16]
%elif WIN64
%if ARCH_X86_64
; This could use the red zone on 64 bit unix to avoid the stack pointer
; readjustment, but valgrind assumes the red zone is clobbered on
; function calls and returns.
sub rsp, 16
%define buf0 [rsp]
%define buf1 [rsp+8]
@ -850,7 +850,7 @@ cglobal deblock_h_chroma_8, 5,7
movq m0, buf0
movq m3, buf1
TRANSPOSE8x4B_STORE PASS8ROWS(t5, r0, r1, t6)
%if WIN64
%if ARCH_X86_64
add rsp, 16
%endif
RET