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Diffstat (limited to 'ffmpeg1/libavcodec/x86/dsputilenc_mmx.c')
-rw-r--r--ffmpeg1/libavcodec/x86/dsputilenc_mmx.c1060
1 files changed, 1060 insertions, 0 deletions
diff --git a/ffmpeg1/libavcodec/x86/dsputilenc_mmx.c b/ffmpeg1/libavcodec/x86/dsputilenc_mmx.c
new file mode 100644
index 0000000..a3f268e
--- /dev/null
+++ b/ffmpeg1/libavcodec/x86/dsputilenc_mmx.c
@@ -0,0 +1,1060 @@
+/*
+ * MMX optimized DSP utils
+ * Copyright (c) 2000, 2001 Fabrice Bellard
+ * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * MMX optimization by Nick Kurshev <nickols_k@mail.ru>
+ */
+
+#include "libavutil/attributes.h"
+#include "libavutil/cpu.h"
+#include "libavutil/x86/asm.h"
+#include "libavutil/x86/cpu.h"
+#include "libavcodec/dct.h"
+#include "libavcodec/dsputil.h"
+#include "libavcodec/mpegvideo.h"
+#include "libavcodec/mathops.h"
+#include "dsputil_mmx.h"
+
+void ff_get_pixels_mmx(int16_t *block, const uint8_t *pixels, int line_size);
+void ff_get_pixels_sse2(int16_t *block, const uint8_t *pixels, int line_size);
+void ff_diff_pixels_mmx(int16_t *block, const uint8_t *s1, const uint8_t *s2, int stride);
+int ff_pix_sum16_mmx(uint8_t * pix, int line_size);
+int ff_pix_norm1_mmx(uint8_t *pix, int line_size);
+
+#if HAVE_INLINE_ASM
+
+static int sse8_mmx(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h) {
+ int tmp;
+ __asm__ volatile (
+ "movl %4,%%ecx\n"
+ "shr $1,%%ecx\n"
+ "pxor %%mm0,%%mm0\n" /* mm0 = 0 */
+ "pxor %%mm7,%%mm7\n" /* mm7 holds the sum */
+ "1:\n"
+ "movq (%0),%%mm1\n" /* mm1 = pix1[0][0-7] */
+ "movq (%1),%%mm2\n" /* mm2 = pix2[0][0-7] */
+ "movq (%0,%3),%%mm3\n" /* mm3 = pix1[1][0-7] */
+ "movq (%1,%3),%%mm4\n" /* mm4 = pix2[1][0-7] */
+
+ /* todo: mm1-mm2, mm3-mm4 */
+ /* algo: subtract mm1 from mm2 with saturation and vice versa */
+ /* OR the results to get absolute difference */
+ "movq %%mm1,%%mm5\n"
+ "movq %%mm3,%%mm6\n"
+ "psubusb %%mm2,%%mm1\n"
+ "psubusb %%mm4,%%mm3\n"
+ "psubusb %%mm5,%%mm2\n"
+ "psubusb %%mm6,%%mm4\n"
+
+ "por %%mm1,%%mm2\n"
+ "por %%mm3,%%mm4\n"
+
+ /* now convert to 16-bit vectors so we can square them */
+ "movq %%mm2,%%mm1\n"
+ "movq %%mm4,%%mm3\n"
+
+ "punpckhbw %%mm0,%%mm2\n"
+ "punpckhbw %%mm0,%%mm4\n"
+ "punpcklbw %%mm0,%%mm1\n" /* mm1 now spread over (mm1,mm2) */
+ "punpcklbw %%mm0,%%mm3\n" /* mm4 now spread over (mm3,mm4) */
+
+ "pmaddwd %%mm2,%%mm2\n"
+ "pmaddwd %%mm4,%%mm4\n"
+ "pmaddwd %%mm1,%%mm1\n"
+ "pmaddwd %%mm3,%%mm3\n"
+
+ "lea (%0,%3,2), %0\n" /* pix1 += 2*line_size */
+ "lea (%1,%3,2), %1\n" /* pix2 += 2*line_size */
+
+ "paddd %%mm2,%%mm1\n"
+ "paddd %%mm4,%%mm3\n"
+ "paddd %%mm1,%%mm7\n"
+ "paddd %%mm3,%%mm7\n"
+
+ "decl %%ecx\n"
+ "jnz 1b\n"
+
+ "movq %%mm7,%%mm1\n"
+ "psrlq $32, %%mm7\n" /* shift hi dword to lo */
+ "paddd %%mm7,%%mm1\n"
+ "movd %%mm1,%2\n"
+ : "+r" (pix1), "+r" (pix2), "=r"(tmp)
+ : "r" ((x86_reg)line_size) , "m" (h)
+ : "%ecx");
+ return tmp;
+}
+
+static int sse16_mmx(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h) {
+ int tmp;
+ __asm__ volatile (
+ "movl %4,%%ecx\n"
+ "pxor %%mm0,%%mm0\n" /* mm0 = 0 */
+ "pxor %%mm7,%%mm7\n" /* mm7 holds the sum */
+ "1:\n"
+ "movq (%0),%%mm1\n" /* mm1 = pix1[0-7] */
+ "movq (%1),%%mm2\n" /* mm2 = pix2[0-7] */
+ "movq 8(%0),%%mm3\n" /* mm3 = pix1[8-15] */
+ "movq 8(%1),%%mm4\n" /* mm4 = pix2[8-15] */
+
+ /* todo: mm1-mm2, mm3-mm4 */
+ /* algo: subtract mm1 from mm2 with saturation and vice versa */
+ /* OR the results to get absolute difference */
+ "movq %%mm1,%%mm5\n"
+ "movq %%mm3,%%mm6\n"
+ "psubusb %%mm2,%%mm1\n"
+ "psubusb %%mm4,%%mm3\n"
+ "psubusb %%mm5,%%mm2\n"
+ "psubusb %%mm6,%%mm4\n"
+
+ "por %%mm1,%%mm2\n"
+ "por %%mm3,%%mm4\n"
+
+ /* now convert to 16-bit vectors so we can square them */
+ "movq %%mm2,%%mm1\n"
+ "movq %%mm4,%%mm3\n"
+
+ "punpckhbw %%mm0,%%mm2\n"
+ "punpckhbw %%mm0,%%mm4\n"
+ "punpcklbw %%mm0,%%mm1\n" /* mm1 now spread over (mm1,mm2) */
+ "punpcklbw %%mm0,%%mm3\n" /* mm4 now spread over (mm3,mm4) */
+
+ "pmaddwd %%mm2,%%mm2\n"
+ "pmaddwd %%mm4,%%mm4\n"
+ "pmaddwd %%mm1,%%mm1\n"
+ "pmaddwd %%mm3,%%mm3\n"
+
+ "add %3,%0\n"
+ "add %3,%1\n"
+
+ "paddd %%mm2,%%mm1\n"
+ "paddd %%mm4,%%mm3\n"
+ "paddd %%mm1,%%mm7\n"
+ "paddd %%mm3,%%mm7\n"
+
+ "decl %%ecx\n"
+ "jnz 1b\n"
+
+ "movq %%mm7,%%mm1\n"
+ "psrlq $32, %%mm7\n" /* shift hi dword to lo */
+ "paddd %%mm7,%%mm1\n"
+ "movd %%mm1,%2\n"
+ : "+r" (pix1), "+r" (pix2), "=r"(tmp)
+ : "r" ((x86_reg)line_size) , "m" (h)
+ : "%ecx");
+ return tmp;
+}
+
+static int hf_noise8_mmx(uint8_t * pix1, int line_size, int h) {
+ int tmp;
+ __asm__ volatile (
+ "movl %3,%%ecx\n"
+ "pxor %%mm7,%%mm7\n"
+ "pxor %%mm6,%%mm6\n"
+
+ "movq (%0),%%mm0\n"
+ "movq %%mm0, %%mm1\n"
+ "psllq $8, %%mm0\n"
+ "psrlq $8, %%mm1\n"
+ "psrlq $8, %%mm0\n"
+ "movq %%mm0, %%mm2\n"
+ "movq %%mm1, %%mm3\n"
+ "punpcklbw %%mm7,%%mm0\n"
+ "punpcklbw %%mm7,%%mm1\n"
+ "punpckhbw %%mm7,%%mm2\n"
+ "punpckhbw %%mm7,%%mm3\n"
+ "psubw %%mm1, %%mm0\n"
+ "psubw %%mm3, %%mm2\n"
+
+ "add %2,%0\n"
+
+ "movq (%0),%%mm4\n"
+ "movq %%mm4, %%mm1\n"
+ "psllq $8, %%mm4\n"
+ "psrlq $8, %%mm1\n"
+ "psrlq $8, %%mm4\n"
+ "movq %%mm4, %%mm5\n"
+ "movq %%mm1, %%mm3\n"
+ "punpcklbw %%mm7,%%mm4\n"
+ "punpcklbw %%mm7,%%mm1\n"
+ "punpckhbw %%mm7,%%mm5\n"
+ "punpckhbw %%mm7,%%mm3\n"
+ "psubw %%mm1, %%mm4\n"
+ "psubw %%mm3, %%mm5\n"
+ "psubw %%mm4, %%mm0\n"
+ "psubw %%mm5, %%mm2\n"
+ "pxor %%mm3, %%mm3\n"
+ "pxor %%mm1, %%mm1\n"
+ "pcmpgtw %%mm0, %%mm3\n\t"
+ "pcmpgtw %%mm2, %%mm1\n\t"
+ "pxor %%mm3, %%mm0\n"
+ "pxor %%mm1, %%mm2\n"
+ "psubw %%mm3, %%mm0\n"
+ "psubw %%mm1, %%mm2\n"
+ "paddw %%mm0, %%mm2\n"
+ "paddw %%mm2, %%mm6\n"
+
+ "add %2,%0\n"
+ "1:\n"
+
+ "movq (%0),%%mm0\n"
+ "movq %%mm0, %%mm1\n"
+ "psllq $8, %%mm0\n"
+ "psrlq $8, %%mm1\n"
+ "psrlq $8, %%mm0\n"
+ "movq %%mm0, %%mm2\n"
+ "movq %%mm1, %%mm3\n"
+ "punpcklbw %%mm7,%%mm0\n"
+ "punpcklbw %%mm7,%%mm1\n"
+ "punpckhbw %%mm7,%%mm2\n"
+ "punpckhbw %%mm7,%%mm3\n"
+ "psubw %%mm1, %%mm0\n"
+ "psubw %%mm3, %%mm2\n"
+ "psubw %%mm0, %%mm4\n"
+ "psubw %%mm2, %%mm5\n"
+ "pxor %%mm3, %%mm3\n"
+ "pxor %%mm1, %%mm1\n"
+ "pcmpgtw %%mm4, %%mm3\n\t"
+ "pcmpgtw %%mm5, %%mm1\n\t"
+ "pxor %%mm3, %%mm4\n"
+ "pxor %%mm1, %%mm5\n"
+ "psubw %%mm3, %%mm4\n"
+ "psubw %%mm1, %%mm5\n"
+ "paddw %%mm4, %%mm5\n"
+ "paddw %%mm5, %%mm6\n"
+
+ "add %2,%0\n"
+
+ "movq (%0),%%mm4\n"
+ "movq %%mm4, %%mm1\n"
+ "psllq $8, %%mm4\n"
+ "psrlq $8, %%mm1\n"
+ "psrlq $8, %%mm4\n"
+ "movq %%mm4, %%mm5\n"
+ "movq %%mm1, %%mm3\n"
+ "punpcklbw %%mm7,%%mm4\n"
+ "punpcklbw %%mm7,%%mm1\n"
+ "punpckhbw %%mm7,%%mm5\n"
+ "punpckhbw %%mm7,%%mm3\n"
+ "psubw %%mm1, %%mm4\n"
+ "psubw %%mm3, %%mm5\n"
+ "psubw %%mm4, %%mm0\n"
+ "psubw %%mm5, %%mm2\n"
+ "pxor %%mm3, %%mm3\n"
+ "pxor %%mm1, %%mm1\n"
+ "pcmpgtw %%mm0, %%mm3\n\t"
+ "pcmpgtw %%mm2, %%mm1\n\t"
+ "pxor %%mm3, %%mm0\n"
+ "pxor %%mm1, %%mm2\n"
+ "psubw %%mm3, %%mm0\n"
+ "psubw %%mm1, %%mm2\n"
+ "paddw %%mm0, %%mm2\n"
+ "paddw %%mm2, %%mm6\n"
+
+ "add %2,%0\n"
+ "subl $2, %%ecx\n"
+ " jnz 1b\n"
+
+ "movq %%mm6, %%mm0\n"
+ "punpcklwd %%mm7,%%mm0\n"
+ "punpckhwd %%mm7,%%mm6\n"
+ "paddd %%mm0, %%mm6\n"
+
+ "movq %%mm6,%%mm0\n"
+ "psrlq $32, %%mm6\n"
+ "paddd %%mm6,%%mm0\n"
+ "movd %%mm0,%1\n"
+ : "+r" (pix1), "=r"(tmp)
+ : "r" ((x86_reg)line_size) , "g" (h-2)
+ : "%ecx");
+ return tmp;
+}
+
+static int hf_noise16_mmx(uint8_t * pix1, int line_size, int h) {
+ int tmp;
+ uint8_t * pix= pix1;
+ __asm__ volatile (
+ "movl %3,%%ecx\n"
+ "pxor %%mm7,%%mm7\n"
+ "pxor %%mm6,%%mm6\n"
+
+ "movq (%0),%%mm0\n"
+ "movq 1(%0),%%mm1\n"
+ "movq %%mm0, %%mm2\n"
+ "movq %%mm1, %%mm3\n"
+ "punpcklbw %%mm7,%%mm0\n"
+ "punpcklbw %%mm7,%%mm1\n"
+ "punpckhbw %%mm7,%%mm2\n"
+ "punpckhbw %%mm7,%%mm3\n"
+ "psubw %%mm1, %%mm0\n"
+ "psubw %%mm3, %%mm2\n"
+
+ "add %2,%0\n"
+
+ "movq (%0),%%mm4\n"
+ "movq 1(%0),%%mm1\n"
+ "movq %%mm4, %%mm5\n"
+ "movq %%mm1, %%mm3\n"
+ "punpcklbw %%mm7,%%mm4\n"
+ "punpcklbw %%mm7,%%mm1\n"
+ "punpckhbw %%mm7,%%mm5\n"
+ "punpckhbw %%mm7,%%mm3\n"
+ "psubw %%mm1, %%mm4\n"
+ "psubw %%mm3, %%mm5\n"
+ "psubw %%mm4, %%mm0\n"
+ "psubw %%mm5, %%mm2\n"
+ "pxor %%mm3, %%mm3\n"
+ "pxor %%mm1, %%mm1\n"
+ "pcmpgtw %%mm0, %%mm3\n\t"
+ "pcmpgtw %%mm2, %%mm1\n\t"
+ "pxor %%mm3, %%mm0\n"
+ "pxor %%mm1, %%mm2\n"
+ "psubw %%mm3, %%mm0\n"
+ "psubw %%mm1, %%mm2\n"
+ "paddw %%mm0, %%mm2\n"
+ "paddw %%mm2, %%mm6\n"
+
+ "add %2,%0\n"
+ "1:\n"
+
+ "movq (%0),%%mm0\n"
+ "movq 1(%0),%%mm1\n"
+ "movq %%mm0, %%mm2\n"
+ "movq %%mm1, %%mm3\n"
+ "punpcklbw %%mm7,%%mm0\n"
+ "punpcklbw %%mm7,%%mm1\n"
+ "punpckhbw %%mm7,%%mm2\n"
+ "punpckhbw %%mm7,%%mm3\n"
+ "psubw %%mm1, %%mm0\n"
+ "psubw %%mm3, %%mm2\n"
+ "psubw %%mm0, %%mm4\n"
+ "psubw %%mm2, %%mm5\n"
+ "pxor %%mm3, %%mm3\n"
+ "pxor %%mm1, %%mm1\n"
+ "pcmpgtw %%mm4, %%mm3\n\t"
+ "pcmpgtw %%mm5, %%mm1\n\t"
+ "pxor %%mm3, %%mm4\n"
+ "pxor %%mm1, %%mm5\n"
+ "psubw %%mm3, %%mm4\n"
+ "psubw %%mm1, %%mm5\n"
+ "paddw %%mm4, %%mm5\n"
+ "paddw %%mm5, %%mm6\n"
+
+ "add %2,%0\n"
+
+ "movq (%0),%%mm4\n"
+ "movq 1(%0),%%mm1\n"
+ "movq %%mm4, %%mm5\n"
+ "movq %%mm1, %%mm3\n"
+ "punpcklbw %%mm7,%%mm4\n"
+ "punpcklbw %%mm7,%%mm1\n"
+ "punpckhbw %%mm7,%%mm5\n"
+ "punpckhbw %%mm7,%%mm3\n"
+ "psubw %%mm1, %%mm4\n"
+ "psubw %%mm3, %%mm5\n"
+ "psubw %%mm4, %%mm0\n"
+ "psubw %%mm5, %%mm2\n"
+ "pxor %%mm3, %%mm3\n"
+ "pxor %%mm1, %%mm1\n"
+ "pcmpgtw %%mm0, %%mm3\n\t"
+ "pcmpgtw %%mm2, %%mm1\n\t"
+ "pxor %%mm3, %%mm0\n"
+ "pxor %%mm1, %%mm2\n"
+ "psubw %%mm3, %%mm0\n"
+ "psubw %%mm1, %%mm2\n"
+ "paddw %%mm0, %%mm2\n"
+ "paddw %%mm2, %%mm6\n"
+
+ "add %2,%0\n"
+ "subl $2, %%ecx\n"
+ " jnz 1b\n"
+
+ "movq %%mm6, %%mm0\n"
+ "punpcklwd %%mm7,%%mm0\n"
+ "punpckhwd %%mm7,%%mm6\n"
+ "paddd %%mm0, %%mm6\n"
+
+ "movq %%mm6,%%mm0\n"
+ "psrlq $32, %%mm6\n"
+ "paddd %%mm6,%%mm0\n"
+ "movd %%mm0,%1\n"
+ : "+r" (pix1), "=r"(tmp)
+ : "r" ((x86_reg)line_size) , "g" (h-2)
+ : "%ecx");
+ return tmp + hf_noise8_mmx(pix+8, line_size, h);
+}
+
+static int nsse16_mmx(void *p, uint8_t * pix1, uint8_t * pix2, int line_size, int h) {
+ MpegEncContext *c = p;
+ int score1, score2;
+
+ if(c) score1 = c->dsp.sse[0](c, pix1, pix2, line_size, h);
+ else score1 = sse16_mmx(c, pix1, pix2, line_size, h);
+ score2= hf_noise16_mmx(pix1, line_size, h) - hf_noise16_mmx(pix2, line_size, h);
+
+ if(c) return score1 + FFABS(score2)*c->avctx->nsse_weight;
+ else return score1 + FFABS(score2)*8;
+}
+
+static int nsse8_mmx(void *p, uint8_t * pix1, uint8_t * pix2, int line_size, int h) {
+ MpegEncContext *c = p;
+ int score1= sse8_mmx(c, pix1, pix2, line_size, h);
+ int score2= hf_noise8_mmx(pix1, line_size, h) - hf_noise8_mmx(pix2, line_size, h);
+
+ if(c) return score1 + FFABS(score2)*c->avctx->nsse_weight;
+ else return score1 + FFABS(score2)*8;
+}
+
+static int vsad_intra16_mmx(void *v, uint8_t * pix, uint8_t * dummy, int line_size, int h) {
+ int tmp;
+
+ av_assert2( (((int)pix) & 7) == 0);
+ av_assert2((line_size &7) ==0);
+
+#define SUM(in0, in1, out0, out1) \
+ "movq (%0), %%mm2\n"\
+ "movq 8(%0), %%mm3\n"\
+ "add %2,%0\n"\
+ "movq %%mm2, " #out0 "\n"\
+ "movq %%mm3, " #out1 "\n"\
+ "psubusb " #in0 ", %%mm2\n"\
+ "psubusb " #in1 ", %%mm3\n"\
+ "psubusb " #out0 ", " #in0 "\n"\
+ "psubusb " #out1 ", " #in1 "\n"\
+ "por %%mm2, " #in0 "\n"\
+ "por %%mm3, " #in1 "\n"\
+ "movq " #in0 ", %%mm2\n"\
+ "movq " #in1 ", %%mm3\n"\
+ "punpcklbw %%mm7, " #in0 "\n"\
+ "punpcklbw %%mm7, " #in1 "\n"\
+ "punpckhbw %%mm7, %%mm2\n"\
+ "punpckhbw %%mm7, %%mm3\n"\
+ "paddw " #in1 ", " #in0 "\n"\
+ "paddw %%mm3, %%mm2\n"\
+ "paddw %%mm2, " #in0 "\n"\
+ "paddw " #in0 ", %%mm6\n"
+
+
+ __asm__ volatile (
+ "movl %3,%%ecx\n"
+ "pxor %%mm6,%%mm6\n"
+ "pxor %%mm7,%%mm7\n"
+ "movq (%0),%%mm0\n"
+ "movq 8(%0),%%mm1\n"
+ "add %2,%0\n"
+ "jmp 2f\n"
+ "1:\n"
+
+ SUM(%%mm4, %%mm5, %%mm0, %%mm1)
+ "2:\n"
+ SUM(%%mm0, %%mm1, %%mm4, %%mm5)
+
+ "subl $2, %%ecx\n"
+ "jnz 1b\n"
+
+ "movq %%mm6,%%mm0\n"
+ "psrlq $32, %%mm6\n"
+ "paddw %%mm6,%%mm0\n"
+ "movq %%mm0,%%mm6\n"
+ "psrlq $16, %%mm0\n"
+ "paddw %%mm6,%%mm0\n"
+ "movd %%mm0,%1\n"
+ : "+r" (pix), "=r"(tmp)
+ : "r" ((x86_reg)line_size) , "m" (h)
+ : "%ecx");
+ return tmp & 0xFFFF;
+}
+#undef SUM
+
+static int vsad_intra16_mmxext(void *v, uint8_t *pix, uint8_t *dummy,
+ int line_size, int h)
+{
+ int tmp;
+
+ av_assert2( (((int)pix) & 7) == 0);
+ av_assert2((line_size &7) ==0);
+
+#define SUM(in0, in1, out0, out1) \
+ "movq (%0), " #out0 "\n"\
+ "movq 8(%0), " #out1 "\n"\
+ "add %2,%0\n"\
+ "psadbw " #out0 ", " #in0 "\n"\
+ "psadbw " #out1 ", " #in1 "\n"\
+ "paddw " #in1 ", " #in0 "\n"\
+ "paddw " #in0 ", %%mm6\n"
+
+ __asm__ volatile (
+ "movl %3,%%ecx\n"
+ "pxor %%mm6,%%mm6\n"
+ "pxor %%mm7,%%mm7\n"
+ "movq (%0),%%mm0\n"
+ "movq 8(%0),%%mm1\n"
+ "add %2,%0\n"
+ "jmp 2f\n"
+ "1:\n"
+
+ SUM(%%mm4, %%mm5, %%mm0, %%mm1)
+ "2:\n"
+ SUM(%%mm0, %%mm1, %%mm4, %%mm5)
+
+ "subl $2, %%ecx\n"
+ "jnz 1b\n"
+
+ "movd %%mm6,%1\n"
+ : "+r" (pix), "=r"(tmp)
+ : "r" ((x86_reg)line_size) , "m" (h)
+ : "%ecx");
+ return tmp;
+}
+#undef SUM
+
+static int vsad16_mmx(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h) {
+ int tmp;
+
+ av_assert2( (((int)pix1) & 7) == 0);
+ av_assert2( (((int)pix2) & 7) == 0);
+ av_assert2((line_size &7) ==0);
+
+#define SUM(in0, in1, out0, out1) \
+ "movq (%0),%%mm2\n"\
+ "movq (%1)," #out0 "\n"\
+ "movq 8(%0),%%mm3\n"\
+ "movq 8(%1)," #out1 "\n"\
+ "add %3,%0\n"\
+ "add %3,%1\n"\
+ "psubb " #out0 ", %%mm2\n"\
+ "psubb " #out1 ", %%mm3\n"\
+ "pxor %%mm7, %%mm2\n"\
+ "pxor %%mm7, %%mm3\n"\
+ "movq %%mm2, " #out0 "\n"\
+ "movq %%mm3, " #out1 "\n"\
+ "psubusb " #in0 ", %%mm2\n"\
+ "psubusb " #in1 ", %%mm3\n"\
+ "psubusb " #out0 ", " #in0 "\n"\
+ "psubusb " #out1 ", " #in1 "\n"\
+ "por %%mm2, " #in0 "\n"\
+ "por %%mm3, " #in1 "\n"\
+ "movq " #in0 ", %%mm2\n"\
+ "movq " #in1 ", %%mm3\n"\
+ "punpcklbw %%mm7, " #in0 "\n"\
+ "punpcklbw %%mm7, " #in1 "\n"\
+ "punpckhbw %%mm7, %%mm2\n"\
+ "punpckhbw %%mm7, %%mm3\n"\
+ "paddw " #in1 ", " #in0 "\n"\
+ "paddw %%mm3, %%mm2\n"\
+ "paddw %%mm2, " #in0 "\n"\
+ "paddw " #in0 ", %%mm6\n"
+
+
+ __asm__ volatile (
+ "movl %4,%%ecx\n"
+ "pxor %%mm6,%%mm6\n"
+ "pcmpeqw %%mm7,%%mm7\n"
+ "psllw $15, %%mm7\n"
+ "packsswb %%mm7, %%mm7\n"
+ "movq (%0),%%mm0\n"
+ "movq (%1),%%mm2\n"
+ "movq 8(%0),%%mm1\n"
+ "movq 8(%1),%%mm3\n"
+ "add %3,%0\n"
+ "add %3,%1\n"
+ "psubb %%mm2, %%mm0\n"
+ "psubb %%mm3, %%mm1\n"
+ "pxor %%mm7, %%mm0\n"
+ "pxor %%mm7, %%mm1\n"
+ "jmp 2f\n"
+ "1:\n"
+
+ SUM(%%mm4, %%mm5, %%mm0, %%mm1)
+ "2:\n"
+ SUM(%%mm0, %%mm1, %%mm4, %%mm5)
+
+ "subl $2, %%ecx\n"
+ "jnz 1b\n"
+
+ "movq %%mm6,%%mm0\n"
+ "psrlq $32, %%mm6\n"
+ "paddw %%mm6,%%mm0\n"
+ "movq %%mm0,%%mm6\n"
+ "psrlq $16, %%mm0\n"
+ "paddw %%mm6,%%mm0\n"
+ "movd %%mm0,%2\n"
+ : "+r" (pix1), "+r" (pix2), "=r"(tmp)
+ : "r" ((x86_reg)line_size) , "m" (h)
+ : "%ecx");
+ return tmp & 0x7FFF;
+}
+#undef SUM
+
+static int vsad16_mmxext(void *v, uint8_t *pix1, uint8_t *pix2,
+ int line_size, int h)
+{
+ int tmp;
+
+ av_assert2( (((int)pix1) & 7) == 0);
+ av_assert2( (((int)pix2) & 7) == 0);
+ av_assert2((line_size &7) ==0);
+
+#define SUM(in0, in1, out0, out1) \
+ "movq (%0)," #out0 "\n"\
+ "movq (%1),%%mm2\n"\
+ "movq 8(%0)," #out1 "\n"\
+ "movq 8(%1),%%mm3\n"\
+ "add %3,%0\n"\
+ "add %3,%1\n"\
+ "psubb %%mm2, " #out0 "\n"\
+ "psubb %%mm3, " #out1 "\n"\
+ "pxor %%mm7, " #out0 "\n"\
+ "pxor %%mm7, " #out1 "\n"\
+ "psadbw " #out0 ", " #in0 "\n"\
+ "psadbw " #out1 ", " #in1 "\n"\
+ "paddw " #in1 ", " #in0 "\n"\
+ "paddw " #in0 ", %%mm6\n"
+
+ __asm__ volatile (
+ "movl %4,%%ecx\n"
+ "pxor %%mm6,%%mm6\n"
+ "pcmpeqw %%mm7,%%mm7\n"
+ "psllw $15, %%mm7\n"
+ "packsswb %%mm7, %%mm7\n"
+ "movq (%0),%%mm0\n"
+ "movq (%1),%%mm2\n"
+ "movq 8(%0),%%mm1\n"
+ "movq 8(%1),%%mm3\n"
+ "add %3,%0\n"
+ "add %3,%1\n"
+ "psubb %%mm2, %%mm0\n"
+ "psubb %%mm3, %%mm1\n"
+ "pxor %%mm7, %%mm0\n"
+ "pxor %%mm7, %%mm1\n"
+ "jmp 2f\n"
+ "1:\n"
+
+ SUM(%%mm4, %%mm5, %%mm0, %%mm1)
+ "2:\n"
+ SUM(%%mm0, %%mm1, %%mm4, %%mm5)
+
+ "subl $2, %%ecx\n"
+ "jnz 1b\n"
+
+ "movd %%mm6,%2\n"
+ : "+r" (pix1), "+r" (pix2), "=r"(tmp)
+ : "r" ((x86_reg)line_size) , "m" (h)
+ : "%ecx");
+ return tmp;
+}
+#undef SUM
+
+static void diff_bytes_mmx(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int w){
+ x86_reg i=0;
+ if(w>=16)
+ __asm__ volatile(
+ "1: \n\t"
+ "movq (%2, %0), %%mm0 \n\t"
+ "movq (%1, %0), %%mm1 \n\t"
+ "psubb %%mm0, %%mm1 \n\t"
+ "movq %%mm1, (%3, %0) \n\t"
+ "movq 8(%2, %0), %%mm0 \n\t"
+ "movq 8(%1, %0), %%mm1 \n\t"
+ "psubb %%mm0, %%mm1 \n\t"
+ "movq %%mm1, 8(%3, %0) \n\t"
+ "add $16, %0 \n\t"
+ "cmp %4, %0 \n\t"
+ " jb 1b \n\t"
+ : "+r" (i)
+ : "r"(src1), "r"(src2), "r"(dst), "r"((x86_reg)w-15)
+ );
+ for(; i<w; i++)
+ dst[i+0] = src1[i+0]-src2[i+0];
+}
+
+static void sub_hfyu_median_prediction_mmxext(uint8_t *dst, const uint8_t *src1,
+ const uint8_t *src2, int w,
+ int *left, int *left_top)
+{
+ x86_reg i=0;
+ uint8_t l, lt;
+
+ __asm__ volatile(
+ "movq (%1, %0), %%mm0 \n\t" // LT
+ "psllq $8, %%mm0 \n\t"
+ "1: \n\t"
+ "movq (%1, %0), %%mm1 \n\t" // T
+ "movq -1(%2, %0), %%mm2 \n\t" // L
+ "movq (%2, %0), %%mm3 \n\t" // X
+ "movq %%mm2, %%mm4 \n\t" // L
+ "psubb %%mm0, %%mm2 \n\t"
+ "paddb %%mm1, %%mm2 \n\t" // L + T - LT
+ "movq %%mm4, %%mm5 \n\t" // L
+ "pmaxub %%mm1, %%mm4 \n\t" // max(T, L)
+ "pminub %%mm5, %%mm1 \n\t" // min(T, L)
+ "pminub %%mm2, %%mm4 \n\t"
+ "pmaxub %%mm1, %%mm4 \n\t"
+ "psubb %%mm4, %%mm3 \n\t" // dst - pred
+ "movq %%mm3, (%3, %0) \n\t"
+ "add $8, %0 \n\t"
+ "movq -1(%1, %0), %%mm0 \n\t" // LT
+ "cmp %4, %0 \n\t"
+ " jb 1b \n\t"
+ : "+r" (i)
+ : "r"(src1), "r"(src2), "r"(dst), "r"((x86_reg)w)
+ );
+
+ l= *left;
+ lt= *left_top;
+
+ dst[0]= src2[0] - mid_pred(l, src1[0], (l + src1[0] - lt)&0xFF);
+
+ *left_top= src1[w-1];
+ *left = src2[w-1];
+}
+
+#define MMABS_MMX(a,z)\
+ "pxor " #z ", " #z " \n\t"\
+ "pcmpgtw " #a ", " #z " \n\t"\
+ "pxor " #z ", " #a " \n\t"\
+ "psubw " #z ", " #a " \n\t"
+
+#define MMABS_MMXEXT(a, z) \
+ "pxor " #z ", " #z " \n\t"\
+ "psubw " #a ", " #z " \n\t"\
+ "pmaxsw " #z ", " #a " \n\t"
+
+#define MMABS_SSSE3(a,z)\
+ "pabsw " #a ", " #a " \n\t"
+
+#define MMABS_SUM(a,z, sum)\
+ MMABS(a,z)\
+ "paddusw " #a ", " #sum " \n\t"
+
+/* FIXME: HSUM_* saturates at 64k, while an 8x8 hadamard or dct block can get up to
+ * about 100k on extreme inputs. But that's very unlikely to occur in natural video,
+ * and it's even more unlikely to not have any alternative mvs/modes with lower cost. */
+#define HSUM_MMX(a, t, dst)\
+ "movq "#a", "#t" \n\t"\
+ "psrlq $32, "#a" \n\t"\
+ "paddusw "#t", "#a" \n\t"\
+ "movq "#a", "#t" \n\t"\
+ "psrlq $16, "#a" \n\t"\
+ "paddusw "#t", "#a" \n\t"\
+ "movd "#a", "#dst" \n\t"\
+
+#define HSUM_MMXEXT(a, t, dst) \
+ "pshufw $0x0E, "#a", "#t" \n\t"\
+ "paddusw "#t", "#a" \n\t"\
+ "pshufw $0x01, "#a", "#t" \n\t"\
+ "paddusw "#t", "#a" \n\t"\
+ "movd "#a", "#dst" \n\t"\
+
+#define HSUM_SSE2(a, t, dst)\
+ "movhlps "#a", "#t" \n\t"\
+ "paddusw "#t", "#a" \n\t"\
+ "pshuflw $0x0E, "#a", "#t" \n\t"\
+ "paddusw "#t", "#a" \n\t"\
+ "pshuflw $0x01, "#a", "#t" \n\t"\
+ "paddusw "#t", "#a" \n\t"\
+ "movd "#a", "#dst" \n\t"\
+
+#define DCT_SAD4(m,mm,o)\
+ "mov"#m" "#o"+ 0(%1), "#mm"2 \n\t"\
+ "mov"#m" "#o"+16(%1), "#mm"3 \n\t"\
+ "mov"#m" "#o"+32(%1), "#mm"4 \n\t"\
+ "mov"#m" "#o"+48(%1), "#mm"5 \n\t"\
+ MMABS_SUM(mm##2, mm##6, mm##0)\
+ MMABS_SUM(mm##3, mm##7, mm##1)\
+ MMABS_SUM(mm##4, mm##6, mm##0)\
+ MMABS_SUM(mm##5, mm##7, mm##1)\
+
+#define DCT_SAD_MMX\
+ "pxor %%mm0, %%mm0 \n\t"\
+ "pxor %%mm1, %%mm1 \n\t"\
+ DCT_SAD4(q, %%mm, 0)\
+ DCT_SAD4(q, %%mm, 8)\
+ DCT_SAD4(q, %%mm, 64)\
+ DCT_SAD4(q, %%mm, 72)\
+ "paddusw %%mm1, %%mm0 \n\t"\
+ HSUM(%%mm0, %%mm1, %0)
+
+#define DCT_SAD_SSE2\
+ "pxor %%xmm0, %%xmm0 \n\t"\
+ "pxor %%xmm1, %%xmm1 \n\t"\
+ DCT_SAD4(dqa, %%xmm, 0)\
+ DCT_SAD4(dqa, %%xmm, 64)\
+ "paddusw %%xmm1, %%xmm0 \n\t"\
+ HSUM(%%xmm0, %%xmm1, %0)
+
+#define DCT_SAD_FUNC(cpu) \
+static int sum_abs_dctelem_##cpu(int16_t *block){\
+ int sum;\
+ __asm__ volatile(\
+ DCT_SAD\
+ :"=r"(sum)\
+ :"r"(block)\
+ );\
+ return sum&0xFFFF;\
+}
+
+#define DCT_SAD DCT_SAD_MMX
+#define HSUM(a,t,dst) HSUM_MMX(a,t,dst)
+#define MMABS(a,z) MMABS_MMX(a,z)
+DCT_SAD_FUNC(mmx)
+#undef MMABS
+#undef HSUM
+
+#define HSUM(a,t,dst) HSUM_MMXEXT(a,t,dst)
+#define MMABS(a,z) MMABS_MMXEXT(a,z)
+DCT_SAD_FUNC(mmxext)
+#undef HSUM
+#undef DCT_SAD
+
+#define DCT_SAD DCT_SAD_SSE2
+#define HSUM(a,t,dst) HSUM_SSE2(a,t,dst)
+DCT_SAD_FUNC(sse2)
+#undef MMABS
+
+#if HAVE_SSSE3_INLINE
+#define MMABS(a,z) MMABS_SSSE3(a,z)
+DCT_SAD_FUNC(ssse3)
+#undef MMABS
+#endif
+#undef HSUM
+#undef DCT_SAD
+
+static int ssd_int8_vs_int16_mmx(const int8_t *pix1, const int16_t *pix2, int size){
+ int sum;
+ x86_reg i=size;
+ __asm__ volatile(
+ "pxor %%mm4, %%mm4 \n"
+ "1: \n"
+ "sub $8, %0 \n"
+ "movq (%2,%0), %%mm2 \n"
+ "movq (%3,%0,2), %%mm0 \n"
+ "movq 8(%3,%0,2), %%mm1 \n"
+ "punpckhbw %%mm2, %%mm3 \n"
+ "punpcklbw %%mm2, %%mm2 \n"
+ "psraw $8, %%mm3 \n"
+ "psraw $8, %%mm2 \n"
+ "psubw %%mm3, %%mm1 \n"
+ "psubw %%mm2, %%mm0 \n"
+ "pmaddwd %%mm1, %%mm1 \n"
+ "pmaddwd %%mm0, %%mm0 \n"
+ "paddd %%mm1, %%mm4 \n"
+ "paddd %%mm0, %%mm4 \n"
+ "jg 1b \n"
+ "movq %%mm4, %%mm3 \n"
+ "psrlq $32, %%mm3 \n"
+ "paddd %%mm3, %%mm4 \n"
+ "movd %%mm4, %1 \n"
+ :"+r"(i), "=r"(sum)
+ :"r"(pix1), "r"(pix2)
+ );
+ return sum;
+}
+
+#define PHADDD(a, t)\
+ "movq "#a", "#t" \n\t"\
+ "psrlq $32, "#a" \n\t"\
+ "paddd "#t", "#a" \n\t"
+/*
+ pmulhw: dst[0-15]=(src[0-15]*dst[0-15])[16-31]
+ pmulhrw: dst[0-15]=(src[0-15]*dst[0-15] + 0x8000)[16-31]
+ pmulhrsw: dst[0-15]=(src[0-15]*dst[0-15] + 0x4000)[15-30]
+ */
+#define PMULHRW(x, y, s, o)\
+ "pmulhw " #s ", "#x " \n\t"\
+ "pmulhw " #s ", "#y " \n\t"\
+ "paddw " #o ", "#x " \n\t"\
+ "paddw " #o ", "#y " \n\t"\
+ "psraw $1, "#x " \n\t"\
+ "psraw $1, "#y " \n\t"
+#define DEF(x) x ## _mmx
+#define SET_RND MOVQ_WONE
+#define SCALE_OFFSET 1
+
+#include "dsputil_qns_template.c"
+
+#undef DEF
+#undef SET_RND
+#undef SCALE_OFFSET
+#undef PMULHRW
+
+#define DEF(x) x ## _3dnow
+#define SET_RND(x)
+#define SCALE_OFFSET 0
+#define PMULHRW(x, y, s, o)\
+ "pmulhrw " #s ", "#x " \n\t"\
+ "pmulhrw " #s ", "#y " \n\t"
+
+#include "dsputil_qns_template.c"
+
+#undef DEF
+#undef SET_RND
+#undef SCALE_OFFSET
+#undef PMULHRW
+
+#if HAVE_SSSE3_INLINE
+#undef PHADDD
+#define DEF(x) x ## _ssse3
+#define SET_RND(x)
+#define SCALE_OFFSET -1
+#define PHADDD(a, t)\
+ "pshufw $0x0E, "#a", "#t" \n\t"\
+ "paddd "#t", "#a" \n\t" /* faster than phaddd on core2 */
+#define PMULHRW(x, y, s, o)\
+ "pmulhrsw " #s ", "#x " \n\t"\
+ "pmulhrsw " #s ", "#y " \n\t"
+
+#include "dsputil_qns_template.c"
+
+#undef DEF
+#undef SET_RND
+#undef SCALE_OFFSET
+#undef PMULHRW
+#undef PHADDD
+#endif /* HAVE_SSSE3_INLINE */
+
+#endif /* HAVE_INLINE_ASM */
+
+int ff_sse16_sse2(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h);
+
+#define hadamard_func(cpu) \
+int ff_hadamard8_diff_##cpu (void *s, uint8_t *src1, uint8_t *src2, \
+ int stride, int h); \
+int ff_hadamard8_diff16_##cpu(void *s, uint8_t *src1, uint8_t *src2, \
+ int stride, int h);
+
+hadamard_func(mmx)
+hadamard_func(mmxext)
+hadamard_func(sse2)
+hadamard_func(ssse3)
+
+av_cold void ff_dsputilenc_init_mmx(DSPContext *c, AVCodecContext *avctx)
+{
+ int mm_flags = av_get_cpu_flags();
+ int bit_depth = avctx->bits_per_raw_sample;
+
+#if HAVE_YASM
+ if (EXTERNAL_MMX(mm_flags)) {
+ if (bit_depth <= 8)
+ c->get_pixels = ff_get_pixels_mmx;
+ c->diff_pixels = ff_diff_pixels_mmx;
+ c->pix_sum = ff_pix_sum16_mmx;
+
+ c->pix_norm1 = ff_pix_norm1_mmx;
+ }
+ if (EXTERNAL_SSE2(mm_flags))
+ if (bit_depth <= 8)
+ c->get_pixels = ff_get_pixels_sse2;
+#endif /* HAVE_YASM */
+
+#if HAVE_INLINE_ASM
+ if (mm_flags & AV_CPU_FLAG_MMX) {
+ const int dct_algo = avctx->dct_algo;
+ if (avctx->bits_per_raw_sample <= 8 &&
+ (dct_algo==FF_DCT_AUTO || dct_algo==FF_DCT_MMX)) {
+ if(mm_flags & AV_CPU_FLAG_SSE2){
+ c->fdct = ff_fdct_sse2;
+ } else if (mm_flags & AV_CPU_FLAG_MMXEXT) {
+ c->fdct = ff_fdct_mmxext;
+ }else{
+ c->fdct = ff_fdct_mmx;
+ }
+ }
+
+
+ c->diff_bytes= diff_bytes_mmx;
+ c->sum_abs_dctelem= sum_abs_dctelem_mmx;
+
+ c->sse[0] = sse16_mmx;
+ c->sse[1] = sse8_mmx;
+ c->vsad[4]= vsad_intra16_mmx;
+
+ c->nsse[0] = nsse16_mmx;
+ c->nsse[1] = nsse8_mmx;
+ if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
+ c->vsad[0] = vsad16_mmx;
+ }
+
+ if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
+ c->try_8x8basis= try_8x8basis_mmx;
+ }
+ c->add_8x8basis= add_8x8basis_mmx;
+
+ c->ssd_int8_vs_int16 = ssd_int8_vs_int16_mmx;
+
+ if (mm_flags & AV_CPU_FLAG_MMXEXT) {
+ c->sum_abs_dctelem = sum_abs_dctelem_mmxext;
+ c->vsad[4] = vsad_intra16_mmxext;
+
+ if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
+ c->vsad[0] = vsad16_mmxext;
+ }
+
+ c->sub_hfyu_median_prediction = sub_hfyu_median_prediction_mmxext;
+ }
+
+ if(mm_flags & AV_CPU_FLAG_SSE2){
+ c->sum_abs_dctelem= sum_abs_dctelem_sse2;
+ }
+
+#if HAVE_SSSE3_INLINE
+ if(mm_flags & AV_CPU_FLAG_SSSE3){
+ if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
+ c->try_8x8basis= try_8x8basis_ssse3;
+ }
+ c->add_8x8basis= add_8x8basis_ssse3;
+ c->sum_abs_dctelem= sum_abs_dctelem_ssse3;
+ }
+#endif
+
+ if(mm_flags & AV_CPU_FLAG_3DNOW){
+ if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
+ c->try_8x8basis= try_8x8basis_3dnow;
+ }
+ c->add_8x8basis= add_8x8basis_3dnow;
+ }
+ }
+#endif /* HAVE_INLINE_ASM */
+
+ if (EXTERNAL_MMX(mm_flags)) {
+ c->hadamard8_diff[0] = ff_hadamard8_diff16_mmx;
+ c->hadamard8_diff[1] = ff_hadamard8_diff_mmx;
+
+ if (EXTERNAL_MMXEXT(mm_flags)) {
+ c->hadamard8_diff[0] = ff_hadamard8_diff16_mmxext;
+ c->hadamard8_diff[1] = ff_hadamard8_diff_mmxext;
+ }
+
+ if (EXTERNAL_SSE2(mm_flags)) {
+ c->sse[0] = ff_sse16_sse2;
+
+#if HAVE_ALIGNED_STACK
+ c->hadamard8_diff[0] = ff_hadamard8_diff16_sse2;
+ c->hadamard8_diff[1] = ff_hadamard8_diff_sse2;
+#endif
+ }
+
+ if (EXTERNAL_SSSE3(mm_flags) && HAVE_ALIGNED_STACK) {
+ c->hadamard8_diff[0] = ff_hadamard8_diff16_ssse3;
+ c->hadamard8_diff[1] = ff_hadamard8_diff_ssse3;
+ }
+ }
+
+ ff_dsputil_init_pix_mmx(c, avctx);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2025-12-06 18:54:00 +0000