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yadif: x86: fix build for compilers without aligned stack

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Manually load registers to avoid using 8 registers on x86_32 with
compilers that do not align the stack (e.g. MSVC).

Signed-off-by: Diego Biurrun <diego@biurrun.de>
This commit is contained in:
Daniel Kang 2013-01-13 12:12:18 -05:00 committed by Diego Biurrun
parent e28ac6e5e2
commit 67360ccd51
1 changed files with 34 additions and 22 deletions
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56
libavfilter/x86/yadif.asm
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@ -31,8 +31,8 @@ pw_1: times 8 dw 1
SECTION .text
%macro CHECK 2
movu m2, [curq+mrefsq+%1]
movu m3, [curq+prefsq+%2]
movu m2, [curq+t1+%1]
movu m3, [curq+t0+%2]
mova m4, m2
mova m5, m2
pxor m4, m3
@ -97,8 +97,8 @@ SECTION .text
%macro FILTER 3
.loop%1:
pxor m7, m7
LOAD 0, [curq+mrefsq]
LOAD 1, [curq+prefsq]
LOAD 0, [curq+t1]
LOAD 1, [curq+t0]
LOAD 2, [%2]
LOAD 3, [%3]
mova m4, m3
@ -109,8 +109,8 @@ SECTION .text
mova [rsp+32], m1
psubw m2, m4
ABS1 m2, m4
LOAD 3, [prevq+mrefsq]
LOAD 4, [prevq+prefsq]
LOAD 3, [prevq+t1]
LOAD 4, [prevq+t0]
psubw m3, m0
psubw m4, m1
ABS1 m3, m5
@ -119,8 +119,8 @@ SECTION .text
psrlw m2, 1
psrlw m3, 1
pmaxsw m2, m3
LOAD 3, [nextq+mrefsq]
LOAD 4, [nextq+prefsq]
LOAD 3, [nextq+t1]
LOAD 4, [nextq+t0]
psubw m3, m0
psubw m4, m1
ABS1 m3, m5
@ -136,8 +136,8 @@ SECTION .text
psrlw m1, 1
ABS1 m0, m2
movu m2, [curq+mrefsq-1]
movu m3, [curq+prefsq-1]
movu m2, [curq+t1-1]
movu m3, [curq+t0-1]
mova m4, m2
psubusb m2, m3
psubusb m3, m4
@ -164,12 +164,12 @@ SECTION .text
CHECK2
mova m6, [rsp+48]
cmp DWORD modem, 2
cmp DWORD r8m, 2
jge .end%1
LOAD 2, [%2+mrefsq*2]
LOAD 4, [%3+mrefsq*2]
LOAD 3, [%2+prefsq*2]
LOAD 5, [%3+prefsq*2]
LOAD 2, [%2+t1*2]
LOAD 4, [%3+t1*2]
LOAD 3, [%2+t0*2]
LOAD 5, [%3+t0*2]
paddw m2, m4
paddw m3, m5
psrlw m2, 1
@ -208,19 +208,31 @@ SECTION .text
add prevq, mmsize/2
add curq, mmsize/2
add nextq, mmsize/2
sub wd, mmsize/2
sub DWORD r4m, mmsize/2
jg .loop%1
%endmacro
%macro YADIF 0
cglobal yadif_filter_line, 7, 7, 8, 16*5, dst, prev, cur, next, w, prefs, \
mrefs, parity, mode
test wq, wq
%if ARCH_X86_32
cglobal yadif_filter_line, 4, 6, 8, 80, dst, prev, cur, next, w, prefs, \
mrefs, parity, mode
%else
cglobal yadif_filter_line, 4, 7, 8, 80, dst, prev, cur, next, w, prefs, \
mrefs, parity, mode
%endif
cmp DWORD wm, 0
jle .ret
movsxdifnidn prefsq, prefsd
movsxdifnidn mrefsq, mrefsd
%if ARCH_X86_32
mov r4, r5mp
mov r5, r6mp
DECLARE_REG_TMP 4,5
%else
movsxd r5, DWORD r5m
movsxd r6, DWORD r6m
DECLARE_REG_TMP 5,6
%endif
cmp DWORD paritym, 0
cmp DWORD paritym, 0
je .parity0
FILTER 1, prevq, curq
jmp .ret