From 4b9c03b7f08f51fea3c8719f169368a46a0d3b63 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 7 Apr 2011 00:31:21 +0200 Subject: [PATCH] Align stack variables manually in yadif x86 code, should fix ticket25 Signed-off-by: Michael Niedermayer --- libavfilter/x86/yadif_template.c | 32 ++++++++++++++------------------ 1 file changed, 14 insertions(+), 18 deletions(-) diff --git a/libavfilter/x86/yadif_template.c b/libavfilter/x86/yadif_template.c index 50ea843ebb..0b60526007 100644 --- a/libavfilter/x86/yadif_template.c +++ b/libavfilter/x86/yadif_template.c @@ -107,10 +107,8 @@ void RENAME(ff_yadif_filter_line)(uint8_t *dst, uint8_t *prev, uint8_t *cur, uint8_t *next, int w, int prefs, int mrefs, int parity, int mode) { - DECLARE_ALIGNED(16, uint8_t, tmp0[16]); - DECLARE_ALIGNED(16, uint8_t, tmp1[16]); - DECLARE_ALIGNED(16, uint8_t, tmp2[16]); - DECLARE_ALIGNED(16, uint8_t, tmp3[16]); + uint8_t tmp[5*16]; + uint8_t *tmpA= (uint8_t*)(((uint64_t)(tmp+15)) & ~15); int x; #define FILTER\ @@ -124,9 +122,9 @@ void RENAME(ff_yadif_filter_line)(uint8_t *dst, MOVQ" "MM"3, "MM"4 \n\t"\ "paddw "MM"2, "MM"3 \n\t"\ "psraw $1, "MM"3 \n\t" /* d = (prev2[x] + next2[x])>>1 */\ - MOVQ" "MM"0, %[tmp0] \n\t" /* c */\ - MOVQ" "MM"3, %[tmp1] \n\t" /* d */\ - MOVQ" "MM"1, %[tmp2] \n\t" /* e */\ + MOVQ" "MM"0, (%[tmpA]) \n\t" /* c */\ + MOVQ" "MM"3, 16(%[tmpA]) \n\t" /* d */\ + MOVQ" "MM"1, 32(%[tmpA]) \n\t" /* e */\ "psubw "MM"4, "MM"2 \n\t"\ PABS( MM"4", MM"2") /* temporal_diff0 */\ LOAD("(%[prev],%[mrefs])", MM"3") /* prev[x-refs] */\ @@ -148,7 +146,7 @@ void RENAME(ff_yadif_filter_line)(uint8_t *dst, "paddw "MM"4, "MM"3 \n\t" /* temporal_diff2 */\ "psrlw $1, "MM"3 \n\t"\ "pmaxsw "MM"3, "MM"2 \n\t"\ - MOVQ" "MM"2, %[tmp3] \n\t" /* diff */\ + MOVQ" "MM"2, 48(%[tmpA]) \n\t" /* diff */\ \ "paddw "MM"0, "MM"1 \n\t"\ "paddw "MM"0, "MM"0 \n\t"\ @@ -179,7 +177,7 @@ void RENAME(ff_yadif_filter_line)(uint8_t *dst, CHECK2\ \ /* if(p->mode<2) ... */\ - MOVQ" %[tmp3], "MM"6 \n\t" /* diff */\ + MOVQ" 48(%[tmpA]), "MM"6 \n\t" /* diff */\ "cmpl $2, %[mode] \n\t"\ "jge 1f \n\t"\ LOAD("(%["prev2"],%[mrefs],2)", MM"2") /* prev2[x-2*refs] */\ @@ -190,9 +188,9 @@ void RENAME(ff_yadif_filter_line)(uint8_t *dst, "paddw "MM"5, "MM"3 \n\t"\ "psrlw $1, "MM"2 \n\t" /* b */\ "psrlw $1, "MM"3 \n\t" /* f */\ - MOVQ" %[tmp0], "MM"4 \n\t" /* c */\ - MOVQ" %[tmp1], "MM"5 \n\t" /* d */\ - MOVQ" %[tmp2], "MM"7 \n\t" /* e */\ + MOVQ" (%[tmpA]), "MM"4 \n\t" /* c */\ + MOVQ" 16(%[tmpA]), "MM"5 \n\t" /* d */\ + MOVQ" 32(%[tmpA]), "MM"7 \n\t" /* e */\ "psubw "MM"4, "MM"2 \n\t" /* b-c */\ "psubw "MM"7, "MM"3 \n\t" /* f-e */\ MOVQ" "MM"5, "MM"0 \n\t"\ @@ -211,7 +209,7 @@ void RENAME(ff_yadif_filter_line)(uint8_t *dst, "pmaxsw "MM"4, "MM"6 \n\t" /* diff= MAX3(diff, min, -max); */\ "1: \n\t"\ \ - MOVQ" %[tmp1], "MM"2 \n\t" /* d */\ + MOVQ" 16(%[tmpA]), "MM"2 \n\t" /* d */\ MOVQ" "MM"2, "MM"3 \n\t"\ "psubw "MM"6, "MM"2 \n\t" /* d-diff */\ "paddw "MM"6, "MM"3 \n\t" /* d+diff */\ @@ -219,11 +217,9 @@ void RENAME(ff_yadif_filter_line)(uint8_t *dst, "pminsw "MM"3, "MM"1 \n\t" /* d = clip(spatial_pred, d-diff, d+diff); */\ "packuswb "MM"1, "MM"1 \n\t"\ \ - :[tmp0]"=m"(tmp0),\ - [tmp1]"=m"(tmp1),\ - [tmp2]"=m"(tmp2),\ - [tmp3]"=m"(tmp3)\ - :[prev] "r"(prev),\ + :\ + :[tmpA] "r"(tmpA),\ + [prev] "r"(prev),\ [cur] "r"(cur),\ [next] "r"(next),\ [prefs]"r"((x86_reg)prefs),\