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x86/dsputil: port ff_put_signed_pixels_clamped_mmx to yasm

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Also add an SSE2 version

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
James Almer 2014-05-21 18:02:39 -03:00 committed by Michael Niedermayer
parent 7b05267239
commit 80ee2dfcf6
4 changed files with 56 additions and 37 deletions
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52
libavcodec/x86/dsputil.asm
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@ -31,6 +31,8 @@ pb_zzzz3333zzzzbbbb: db -1,-1,-1,-1,3,3,3,3,-1,-1,-1,-1,11,11,11,11
pb_zz11zz55zz99zzdd: db -1,-1,1,1,-1,-1,5,5,-1,-1,9,9,-1,-1,13,13
pb_bswap32: db 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12
cextern pb_80
SECTION_TEXT
%macro SCALARPRODUCT 0
@ -573,3 +575,53 @@ CLEAR_BLOCKS 0
INIT_XMM sse
%define ZERO xorps
CLEAR_BLOCKS 1
;--------------------------------------------------------------------------
;void ff_put_signed_pixels_clamped(const int16_t *block, uint8_t *pixels,
; int line_size)
;--------------------------------------------------------------------------
%macro PUT_SIGNED_PIXELS_CLAMPED_HALF 1
mova m1, [blockq+mmsize*0+%1]
mova m2, [blockq+mmsize*2+%1]
%if mmsize == 8
mova m3, [blockq+mmsize*4+%1]
mova m4, [blockq+mmsize*6+%1]
%endif
packsswb m1, [blockq+mmsize*1+%1]
packsswb m2, [blockq+mmsize*3+%1]
%if mmsize == 8
packsswb m3, [blockq+mmsize*5+%1]
packsswb m4, [blockq+mmsize*7+%1]
%endif
paddb m1, m0
paddb m2, m0
%if mmsize == 8
paddb m3, m0
paddb m4, m0
movq [pixelsq+lsizeq*0], m1
movq [pixelsq+lsizeq*1], m2
movq [pixelsq+lsizeq*2], m3
movq [pixelsq+lsize3q ], m4
%else
movq [pixelsq+lsizeq*0], m1
movhps [pixelsq+lsizeq*1], m1
movq [pixelsq+lsizeq*2], m2
movhps [pixelsq+lsize3q ], m2
%endif
%endmacro
%macro PUT_SIGNED_PIXELS_CLAMPED 1
cglobal put_signed_pixels_clamped, 3, 4, %1, block, pixels, lsize, lsize3
mova m0, [pb_80]
lea lsize3q, [lsizeq*3]
PUT_SIGNED_PIXELS_CLAMPED_HALF 0
lea pixelsq, [pixelsq+lsizeq*4]
PUT_SIGNED_PIXELS_CLAMPED_HALF 64
RET
%endmacro
INIT_MMX mmx
PUT_SIGNED_PIXELS_CLAMPED 0
INIT_XMM sse2
PUT_SIGNED_PIXELS_CLAMPED 3

3
libavcodec/x86/dsputil_init.c
View File

@ -530,7 +530,6 @@ static av_cold void dsputil_init_mmx(DSPContext *c, AVCodecContext *avctx,
{
#if HAVE_MMX_INLINE
c->put_pixels_clamped = ff_put_pixels_clamped_mmx;
c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_mmx;
c->add_pixels_clamped = ff_add_pixels_clamped_mmx;
if (!high_bit_depth) {
@ -550,6 +549,7 @@ static av_cold void dsputil_init_mmx(DSPContext *c, AVCodecContext *avctx,
c->clear_blocks = ff_clear_blocks_mmx;
}
c->vector_clip_int32 = ff_vector_clip_int32_mmx;
c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_mmx;
#endif /* HAVE_MMX_EXTERNAL */
}
@ -627,6 +627,7 @@ static av_cold void dsputil_init_sse2(DSPContext *c, AVCodecContext *avctx,
c->vector_clip_int32 = ff_vector_clip_int32_sse2;
}
c->bswap_buf = ff_bswap32_buf_sse2;
c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_sse2;
#endif /* HAVE_SSE2_EXTERNAL */
}

36
libavcodec/x86/dsputil_mmx.c
View File

@ -94,42 +94,6 @@ void ff_put_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels,
: "memory");
}
#define put_signed_pixels_clamped_mmx_half(off) \
"movq "#off"(%2), %%mm1 \n\t" \
"movq 16 + "#off"(%2), %%mm2 \n\t" \
"movq 32 + "#off"(%2), %%mm3 \n\t" \
"movq 48 + "#off"(%2), %%mm4 \n\t" \
"packsswb 8 + "#off"(%2), %%mm1 \n\t" \
"packsswb 24 + "#off"(%2), %%mm2 \n\t" \
"packsswb 40 + "#off"(%2), %%mm3 \n\t" \
"packsswb 56 + "#off"(%2), %%mm4 \n\t" \
"paddb %%mm0, %%mm1 \n\t" \
"paddb %%mm0, %%mm2 \n\t" \
"paddb %%mm0, %%mm3 \n\t" \
"paddb %%mm0, %%mm4 \n\t" \
"movq %%mm1, (%0) \n\t" \
"movq %%mm2, (%0, %3) \n\t" \
"movq %%mm3, (%0, %3, 2) \n\t" \
"movq %%mm4, (%0, %1) \n\t"
void ff_put_signed_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels,
int line_size)
{
x86_reg line_skip = line_size;
x86_reg line_skip3;
__asm__ volatile (
"movq "MANGLE(ff_pb_80)", %%mm0 \n\t"
"lea (%3, %3, 2), %1 \n\t"
put_signed_pixels_clamped_mmx_half(0)
"lea (%0, %3, 4), %0 \n\t"
put_signed_pixels_clamped_mmx_half(64)
: "+&r" (pixels), "=&r" (line_skip3)
: "r" (block), "r" (line_skip)
NAMED_CONSTRAINTS_ADD(ff_pb_80)
: "memory");
}
void ff_add_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels,
int line_size)
{

2
libavcodec/x86/dsputil_x86.h
View File

@ -37,6 +37,8 @@ void ff_put_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels,
int line_size);
void ff_put_signed_pixels_clamped_mmx(const int16_t *block, uint8_t *pixels,
int line_size);
void ff_put_signed_pixels_clamped_sse2(const int16_t *block, uint8_t *pixels,
int line_size);
void ff_clear_block_mmx(int16_t *block);
void ff_clear_block_sse(int16_t *block);