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authorDiego Biurrun <diego@biurrun.de>2014-02-08 02:59:58 +0100
committerDiego Biurrun <diego@biurrun.de>2014-07-17 09:07:10 -0700
commit2d60444331fca1910510038dd3817bea885c2367 (patch)
tree51ac937c7e051b03c7cc8e39b079a37f18dd09b0 /libavcodec/x86/me_cmp_init.c
parenta578b0407dc983aecd72028e1127062689b67089 (diff)
dsputil: Split motion estimation compare bits off into their own context
Diffstat (limited to 'libavcodec/x86/me_cmp_init.c')
-rw-r--r--libavcodec/x86/me_cmp_init.c1321
1 files changed, 1321 insertions, 0 deletions
diff --git a/libavcodec/x86/me_cmp_init.c b/libavcodec/x86/me_cmp_init.c
new file mode 100644
index 0000000000..e93b67b053
--- /dev/null
+++ b/libavcodec/x86/me_cmp_init.c
@@ -0,0 +1,1321 @@
+/*
+ * SIMD-optimized motion estimation
+ * Copyright (c) 2000, 2001 Fabrice Bellard
+ * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * MMX optimization by Nick Kurshev <nickols_k@mail.ru>
+ *
+ * This file is part of Libav.
+ *
+ * Libav 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.
+ *
+ * Libav 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 Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavutil/attributes.h"
+#include "libavutil/cpu.h"
+#include "libavutil/x86/asm.h"
+#include "libavutil/x86/cpu.h"
+#include "libavcodec/me_cmp.h"
+#include "libavcodec/mpegvideo.h"
+
+#if HAVE_INLINE_ASM
+
+static int sse8_mmx(MpegEncContext *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(MpegEncContext *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(MpegEncContext *c, uint8_t *pix1, uint8_t *pix2,
+ int line_size, int h)
+{
+ int score1, score2;
+
+ if (c)
+ score1 = c->mecc.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(MpegEncContext *c, uint8_t *pix1, uint8_t *pix2,
+ int line_size, int h)
+{
+ 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(MpegEncContext *v, uint8_t *pix, uint8_t *dummy,
+ int line_size, int h)
+{
+ int tmp;
+
+ assert((((int) pix) & 7) == 0);
+ assert((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(MpegEncContext *v, uint8_t *pix, uint8_t *dummy,
+ int line_size, int h)
+{
+ int tmp;
+
+ assert((((int) pix) & 7) == 0);
+ assert((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(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
+ int line_size, int h)
+{
+ int tmp;
+
+ assert((((int) pix1) & 7) == 0);
+ assert((((int) pix2) & 7) == 0);
+ assert((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(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
+ int line_size, int h)
+{
+ int tmp;
+
+ assert((((int) pix1) & 7) == 0);
+ assert((((int) pix2) & 7) == 0);
+ assert((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
+
+#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
+
+
+DECLARE_ASM_CONST(8, uint64_t, round_tab)[3] = {
+ 0x0000000000000000ULL,
+ 0x0001000100010001ULL,
+ 0x0002000200020002ULL,
+};
+
+DECLARE_ASM_CONST(8, uint64_t, bone) = 0x0101010101010101LL;
+
+static inline void sad8_1_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
+{
+ x86_reg len = -(stride * h);
+ __asm__ volatile (
+ ".p2align 4 \n\t"
+ "1: \n\t"
+ "movq (%1, %%"REG_a"), %%mm0 \n\t"
+ "movq (%2, %%"REG_a"), %%mm2 \n\t"
+ "movq (%2, %%"REG_a"), %%mm4 \n\t"
+ "add %3, %%"REG_a" \n\t"
+ "psubusb %%mm0, %%mm2 \n\t"
+ "psubusb %%mm4, %%mm0 \n\t"
+ "movq (%1, %%"REG_a"), %%mm1 \n\t"
+ "movq (%2, %%"REG_a"), %%mm3 \n\t"
+ "movq (%2, %%"REG_a"), %%mm5 \n\t"
+ "psubusb %%mm1, %%mm3 \n\t"
+ "psubusb %%mm5, %%mm1 \n\t"
+ "por %%mm2, %%mm0 \n\t"
+ "por %%mm1, %%mm3 \n\t"
+ "movq %%mm0, %%mm1 \n\t"
+ "movq %%mm3, %%mm2 \n\t"
+ "punpcklbw %%mm7, %%mm0 \n\t"
+ "punpckhbw %%mm7, %%mm1 \n\t"
+ "punpcklbw %%mm7, %%mm3 \n\t"
+ "punpckhbw %%mm7, %%mm2 \n\t"
+ "paddw %%mm1, %%mm0 \n\t"
+ "paddw %%mm3, %%mm2 \n\t"
+ "paddw %%mm2, %%mm0 \n\t"
+ "paddw %%mm0, %%mm6 \n\t"
+ "add %3, %%"REG_a" \n\t"
+ " js 1b \n\t"
+ : "+a" (len)
+ : "r" (blk1 - len), "r" (blk2 - len), "r" ((x86_reg) stride));
+}
+
+static inline void sad8_1_mmxext(uint8_t *blk1, uint8_t *blk2,
+ int stride, int h)
+{
+ __asm__ volatile (
+ ".p2align 4 \n\t"
+ "1: \n\t"
+ "movq (%1), %%mm0 \n\t"
+ "movq (%1, %3), %%mm1 \n\t"
+ "psadbw (%2), %%mm0 \n\t"
+ "psadbw (%2, %3), %%mm1 \n\t"
+ "paddw %%mm0, %%mm6 \n\t"
+ "paddw %%mm1, %%mm6 \n\t"
+ "lea (%1,%3,2), %1 \n\t"
+ "lea (%2,%3,2), %2 \n\t"
+ "sub $2, %0 \n\t"
+ " jg 1b \n\t"
+ : "+r" (h), "+r" (blk1), "+r" (blk2)
+ : "r" ((x86_reg) stride));
+}
+
+static int sad16_sse2(MpegEncContext *v, uint8_t *blk2, uint8_t *blk1,
+ int stride, int h)
+{
+ int ret;
+ __asm__ volatile (
+ "pxor %%xmm2, %%xmm2 \n\t"
+ ".p2align 4 \n\t"
+ "1: \n\t"
+ "movdqu (%1), %%xmm0 \n\t"
+ "movdqu (%1, %4), %%xmm1 \n\t"
+ "psadbw (%2), %%xmm0 \n\t"
+ "psadbw (%2, %4), %%xmm1 \n\t"
+ "paddw %%xmm0, %%xmm2 \n\t"
+ "paddw %%xmm1, %%xmm2 \n\t"
+ "lea (%1,%4,2), %1 \n\t"
+ "lea (%2,%4,2), %2 \n\t"
+ "sub $2, %0 \n\t"
+ " jg 1b \n\t"
+ "movhlps %%xmm2, %%xmm0 \n\t"
+ "paddw %%xmm0, %%xmm2 \n\t"
+ "movd %%xmm2, %3 \n\t"
+ : "+r" (h), "+r" (blk1), "+r" (blk2), "=r" (ret)
+ : "r" ((x86_reg) stride));
+ return ret;
+}
+
+static inline void sad8_x2a_mmxext(uint8_t *blk1, uint8_t *blk2,
+ int stride, int h)
+{
+ __asm__ volatile (
+ ".p2align 4 \n\t"
+ "1: \n\t"
+ "movq (%1), %%mm0 \n\t"
+ "movq (%1, %3), %%mm1 \n\t"
+ "pavgb 1(%1), %%mm0 \n\t"
+ "pavgb 1(%1, %3), %%mm1 \n\t"
+ "psadbw (%2), %%mm0 \n\t"
+ "psadbw (%2, %3), %%mm1 \n\t"
+ "paddw %%mm0, %%mm6 \n\t"
+ "paddw %%mm1, %%mm6 \n\t"
+ "lea (%1,%3,2), %1 \n\t"
+ "lea (%2,%3,2), %2 \n\t"
+ "sub $2, %0 \n\t"
+ " jg 1b \n\t"
+ : "+r" (h), "+r" (blk1), "+r" (blk2)
+ : "r" ((x86_reg) stride));
+}
+
+static inline void sad8_y2a_mmxext(uint8_t *blk1, uint8_t *blk2,
+ int stride, int h)
+{
+ __asm__ volatile (
+ "movq (%1), %%mm0 \n\t"
+ "add %3, %1 \n\t"
+ ".p2align 4 \n\t"
+ "1: \n\t"
+ "movq (%1), %%mm1 \n\t"
+ "movq (%1, %3), %%mm2 \n\t"
+ "pavgb %%mm1, %%mm0 \n\t"
+ "pavgb %%mm2, %%mm1 \n\t"
+ "psadbw (%2), %%mm0 \n\t"
+ "psadbw (%2, %3), %%mm1 \n\t"
+ "paddw %%mm0, %%mm6 \n\t"
+ "paddw %%mm1, %%mm6 \n\t"
+ "movq %%mm2, %%mm0 \n\t"
+ "lea (%1,%3,2), %1 \n\t"
+ "lea (%2,%3,2), %2 \n\t"
+ "sub $2, %0 \n\t"
+ " jg 1b \n\t"
+ : "+r" (h), "+r" (blk1), "+r" (blk2)
+ : "r" ((x86_reg) stride));
+}
+
+static inline void sad8_4_mmxext(uint8_t *blk1, uint8_t *blk2,
+ int stride, int h)
+{
+ __asm__ volatile (
+ "movq "MANGLE(bone)", %%mm5 \n\t"
+ "movq (%1), %%mm0 \n\t"
+ "pavgb 1(%1), %%mm0 \n\t"
+ "add %3, %1 \n\t"
+ ".p2align 4 \n\t"
+ "1: \n\t"
+ "movq (%1), %%mm1 \n\t"
+ "movq (%1,%3), %%mm2 \n\t"
+ "pavgb 1(%1), %%mm1 \n\t"
+ "pavgb 1(%1,%3), %%mm2 \n\t"
+ "psubusb %%mm5, %%mm1 \n\t"
+ "pavgb %%mm1, %%mm0 \n\t"
+ "pavgb %%mm2, %%mm1 \n\t"
+ "psadbw (%2), %%mm0 \n\t"
+ "psadbw (%2,%3), %%mm1 \n\t"
+ "paddw %%mm0, %%mm6 \n\t"
+ "paddw %%mm1, %%mm6 \n\t"
+ "movq %%mm2, %%mm0 \n\t"
+ "lea (%1,%3,2), %1 \n\t"
+ "lea (%2,%3,2), %2 \n\t"
+ "sub $2, %0 \n\t"
+ " jg 1b \n\t"
+ : "+r" (h), "+r" (blk1), "+r" (blk2)
+ : "r" ((x86_reg) stride));
+}
+
+static inline void sad8_2_mmx(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2,
+ int stride, int h)
+{
+ x86_reg len = -(stride * h);
+ __asm__ volatile (
+ ".p2align 4 \n\t"
+ "1: \n\t"
+ "movq (%1, %%"REG_a"), %%mm0 \n\t"
+ "movq (%2, %%"REG_a"), %%mm1 \n\t"
+ "movq (%1, %%"REG_a"), %%mm2 \n\t"
+ "movq (%2, %%"REG_a"), %%mm3 \n\t"
+ "punpcklbw %%mm7, %%mm0 \n\t"
+ "punpcklbw %%mm7, %%mm1 \n\t"
+ "punpckhbw %%mm7, %%mm2 \n\t"
+ "punpckhbw %%mm7, %%mm3 \n\t"
+ "paddw %%mm0, %%mm1 \n\t"
+ "paddw %%mm2, %%mm3 \n\t"
+ "movq (%3, %%"REG_a"), %%mm4 \n\t"
+ "movq (%3, %%"REG_a"), %%mm2 \n\t"
+ "paddw %%mm5, %%mm1 \n\t"
+ "paddw %%mm5, %%mm3 \n\t"
+ "psrlw $1, %%mm1 \n\t"
+ "psrlw $1, %%mm3 \n\t"
+ "packuswb %%mm3, %%mm1 \n\t"
+ "psubusb %%mm1, %%mm4 \n\t"
+ "psubusb %%mm2, %%mm1 \n\t"
+ "por %%mm4, %%mm1 \n\t"
+ "movq %%mm1, %%mm0 \n\t"
+ "punpcklbw %%mm7, %%mm0 \n\t"
+ "punpckhbw %%mm7, %%mm1 \n\t"
+ "paddw %%mm1, %%mm0 \n\t"
+ "paddw %%mm0, %%mm6 \n\t"
+ "add %4, %%"REG_a" \n\t"
+ " js 1b \n\t"
+ : "+a" (len)
+ : "r" (blk1a - len), "r" (blk1b - len), "r" (blk2 - len),
+ "r" ((x86_reg) stride));
+}
+
+static inline void sad8_4_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
+{
+ x86_reg len = -(stride * h);
+ __asm__ volatile (
+ "movq (%1, %%"REG_a"), %%mm0 \n\t"
+ "movq 1(%1, %%"REG_a"), %%mm2 \n\t"
+ "movq %%mm0, %%mm1 \n\t"
+ "movq %%mm2, %%mm3 \n\t"
+ "punpcklbw %%mm7, %%mm0 \n\t"
+ "punpckhbw %%mm7, %%mm1 \n\t"
+ "punpcklbw %%mm7, %%mm2 \n\t"
+ "punpckhbw %%mm7, %%mm3 \n\t"
+ "paddw %%mm2, %%mm0 \n\t"
+ "paddw %%mm3, %%mm1 \n\t"
+ ".p2align 4 \n\t"
+ "1: \n\t"
+ "movq (%2, %%"REG_a"), %%mm2 \n\t"
+ "movq 1(%2, %%"REG_a"), %%mm4 \n\t"
+ "movq %%mm2, %%mm3 \n\t"
+ "movq %%mm4, %%mm5 \n\t"
+ "punpcklbw %%mm7, %%mm2 \n\t"
+ "punpckhbw %%mm7, %%mm3 \n\t"
+ "punpcklbw %%mm7, %%mm4 \n\t"
+ "punpckhbw %%mm7, %%mm5 \n\t"
+ "paddw %%mm4, %%mm2 \n\t"
+ "paddw %%mm5, %%mm3 \n\t"
+ "movq 16+"MANGLE(round_tab)", %%mm5 \n\t"
+ "paddw %%mm2, %%mm0 \n\t"
+ "paddw %%mm3, %%mm1 \n\t"
+ "paddw %%mm5, %%mm0 \n\t"
+ "paddw %%mm5, %%mm1 \n\t"
+ "movq (%3, %%"REG_a"), %%mm4 \n\t"
+ "movq (%3, %%"REG_a"), %%mm5 \n\t"
+ "psrlw $2, %%mm0 \n\t"
+ "psrlw $2, %%mm1 \n\t"
+ "packuswb %%mm1, %%mm0 \n\t"
+ "psubusb %%mm0, %%mm4 \n\t"
+ "psubusb %%mm5, %%mm0 \n\t"
+ "por %%mm4, %%mm0 \n\t"
+ "movq %%mm0, %%mm4 \n\t"
+ "punpcklbw %%mm7, %%mm0 \n\t"
+ "punpckhbw %%mm7, %%mm4 \n\t"
+ "paddw %%mm0, %%mm6 \n\t"
+ "paddw %%mm4, %%mm6 \n\t"
+ "movq %%mm2, %%mm0 \n\t"
+ "movq %%mm3, %%mm1 \n\t"
+ "add %4, %%"REG_a" \n\t"
+ " js 1b \n\t"
+ : "+a" (len)
+ : "r" (blk1 - len), "r" (blk1 - len + stride), "r" (blk2 - len),
+ "r" ((x86_reg) stride));
+}
+
+static inline int sum_mmx(void)
+{
+ int ret;
+ __asm__ volatile (
+ "movq %%mm6, %%mm0 \n\t"
+ "psrlq $32, %%mm6 \n\t"
+ "paddw %%mm0, %%mm6 \n\t"
+ "movq %%mm6, %%mm0 \n\t"
+ "psrlq $16, %%mm6 \n\t"
+ "paddw %%mm0, %%mm6 \n\t"
+ "movd %%mm6, %0 \n\t"
+ : "=r" (ret));
+ return ret & 0xFFFF;
+}
+
+static inline int sum_mmxext(void)
+{
+ int ret;
+ __asm__ volatile (
+ "movd %%mm6, %0 \n\t"
+ : "=r" (ret));
+ return ret;
+}
+
+static inline void sad8_x2a_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
+{
+ sad8_2_mmx(blk1, blk1 + 1, blk2, stride, h);
+}
+
+static inline void sad8_y2a_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
+{
+ sad8_2_mmx(blk1, blk1 + stride, blk2, stride, h);
+}
+
+#define PIX_SAD(suf) \
+static int sad8_ ## suf(MpegEncContext *v, uint8_t *blk2, \
+ uint8_t *blk1, int stride, int h) \
+{ \
+ assert(h == 8); \
+ __asm__ volatile ( \
+ "pxor %%mm7, %%mm7 \n\t" \
+ "pxor %%mm6, %%mm6 \n\t" \
+ :); \
+ \
+ sad8_1_ ## suf(blk1, blk2, stride, 8); \
+ \
+ return sum_ ## suf(); \
+} \
+ \
+static int sad8_x2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
+ uint8_t *blk1, int stride, int h) \
+{ \
+ assert(h == 8); \
+ __asm__ volatile ( \
+ "pxor %%mm7, %%mm7 \n\t" \
+ "pxor %%mm6, %%mm6 \n\t" \
+ "movq %0, %%mm5 \n\t" \
+ :: "m" (round_tab[1])); \
+ \
+ sad8_x2a_ ## suf(blk1, blk2, stride, 8); \
+ \
+ return sum_ ## suf(); \
+} \
+ \
+static int sad8_y2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
+ uint8_t *blk1, int stride, int h) \
+{ \
+ assert(h == 8); \
+ __asm__ volatile ( \
+ "pxor %%mm7, %%mm7 \n\t" \
+ "pxor %%mm6, %%mm6 \n\t" \
+ "movq %0, %%mm5 \n\t" \
+ :: "m" (round_tab[1])); \
+ \
+ sad8_y2a_ ## suf(blk1, blk2, stride, 8); \
+ \
+ return sum_ ## suf(); \
+} \
+ \
+static int sad8_xy2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
+ uint8_t *blk1, int stride, int h) \
+{ \
+ assert(h == 8); \
+ __asm__ volatile ( \
+ "pxor %%mm7, %%mm7 \n\t" \
+ "pxor %%mm6, %%mm6 \n\t" \
+ ::); \
+ \
+ sad8_4_ ## suf(blk1, blk2, stride, 8); \
+ \
+ return sum_ ## suf(); \
+} \
+ \
+static int sad16_ ## suf(MpegEncContext *v, uint8_t *blk2, \
+ uint8_t *blk1, int stride, int h) \
+{ \
+ __asm__ volatile ( \
+ "pxor %%mm7, %%mm7 \n\t" \
+ "pxor %%mm6, %%mm6 \n\t" \
+ :); \
+ \
+ sad8_1_ ## suf(blk1, blk2, stride, h); \
+ sad8_1_ ## suf(blk1 + 8, blk2 + 8, stride, h); \
+ \
+ return sum_ ## suf(); \
+} \
+ \
+static int sad16_x2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
+ uint8_t *blk1, int stride, int h) \
+{ \
+ __asm__ volatile ( \
+ "pxor %%mm7, %%mm7 \n\t" \
+ "pxor %%mm6, %%mm6 \n\t" \
+ "movq %0, %%mm5 \n\t" \
+ :: "m" (round_tab[1])); \
+ \
+ sad8_x2a_ ## suf(blk1, blk2, stride, h); \
+ sad8_x2a_ ## suf(blk1 + 8, blk2 + 8, stride, h); \
+ \
+ return sum_ ## suf(); \
+} \
+ \
+static int sad16_y2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
+ uint8_t *blk1, int stride, int h) \
+{ \
+ __asm__ volatile ( \
+ "pxor %%mm7, %%mm7 \n\t" \
+ "pxor %%mm6, %%mm6 \n\t" \
+ "movq %0, %%mm5 \n\t" \
+ :: "m" (round_tab[1])); \
+ \
+ sad8_y2a_ ## suf(blk1, blk2, stride, h); \
+ sad8_y2a_ ## suf(blk1 + 8, blk2 + 8, stride, h); \
+ \
+ return sum_ ## suf(); \
+} \
+ \
+static int sad16_xy2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
+ uint8_t *blk1, int stride, int h) \
+{ \
+ __asm__ volatile ( \
+ "pxor %%mm7, %%mm7 \n\t" \
+ "pxor %%mm6, %%mm6 \n\t" \
+ ::); \
+ \
+ sad8_4_ ## suf(blk1, blk2, stride, h); \
+ sad8_4_ ## suf(blk1 + 8, blk2 + 8, stride, h); \
+ \
+ return sum_ ## suf(); \
+} \
+
+PIX_SAD(mmx)
+PIX_SAD(mmxext)
+
+#endif /* HAVE_INLINE_ASM */
+
+int ff_sse16_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
+ int line_size, int h);
+
+#define hadamard_func(cpu) \
+ int ff_hadamard8_diff_ ## cpu(MpegEncContext *s, uint8_t *src1, \
+ uint8_t *src2, int stride, int h); \
+ int ff_hadamard8_diff16_ ## cpu(MpegEncContext *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_me_cmp_init_x86(MECmpContext *c, AVCodecContext *avctx)
+{
+ int cpu_flags = av_get_cpu_flags();
+
+#if HAVE_INLINE_ASM
+ if (INLINE_MMX(cpu_flags)) {
+ c->sum_abs_dctelem = sum_abs_dctelem_mmx;
+
+ c->pix_abs[0][0] = sad16_mmx;
+ c->pix_abs[0][1] = sad16_x2_mmx;
+ c->pix_abs[0][2] = sad16_y2_mmx;
+ c->pix_abs[0][3] = sad16_xy2_mmx;
+ c->pix_abs[1][0] = sad8_mmx;
+ c->pix_abs[1][1] = sad8_x2_mmx;
+ c->pix_abs[1][2] = sad8_y2_mmx;
+ c->pix_abs[1][3] = sad8_xy2_mmx;
+
+ c->sad[0] = sad16_mmx;
+ c->sad[1] = sad8_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 (INLINE_MMXEXT(cpu_flags)) {
+ c->sum_abs_dctelem = sum_abs_dctelem_mmxext;
+
+ c->vsad[4] = vsad_intra16_mmxext;
+
+ c->pix_abs[0][0] = sad16_mmxext;
+ c->pix_abs[1][0] = sad8_mmxext;
+
+ c->sad[0] = sad16_mmxext;
+ c->sad[1] = sad8_mmxext;
+
+ if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
+ c->pix_abs[0][1] = sad16_x2_mmxext;
+ c->pix_abs[0][2] = sad16_y2_mmxext;
+ c->pix_abs[0][3] = sad16_xy2_mmxext;
+ c->pix_abs[1][1] = sad8_x2_mmxext;
+ c->pix_abs[1][2] = sad8_y2_mmxext;
+ c->pix_abs[1][3] = sad8_xy2_mmxext;
+
+ c->vsad[0] = vsad16_mmxext;
+ }
+ }
+
+ if (INLINE_SSE2(cpu_flags)) {
+ c->sum_abs_dctelem = sum_abs_dctelem_sse2;
+ }
+
+ if (INLINE_SSE2(cpu_flags) && !(cpu_flags & AV_CPU_FLAG_3DNOW)) {
+ c->sad[0] = sad16_sse2;
+ }
+
+#if HAVE_SSSE3_INLINE
+ if (INLINE_SSSE3(cpu_flags)) {
+ c->sum_abs_dctelem = sum_abs_dctelem_ssse3;
+ }
+#endif
+#endif /* HAVE_INLINE_ASM */
+
+ if (EXTERNAL_MMX(cpu_flags)) {
+ c->hadamard8_diff[0] = ff_hadamard8_diff16_mmx;
+ c->hadamard8_diff[1] = ff_hadamard8_diff_mmx;
+ }
+
+ if (EXTERNAL_MMXEXT(cpu_flags)) {
+ c->hadamard8_diff[0] = ff_hadamard8_diff16_mmxext;
+ c->hadamard8_diff[1] = ff_hadamard8_diff_mmxext;
+ }
+
+ if (EXTERNAL_SSE2(cpu_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(cpu_flags) && HAVE_ALIGNED_STACK) {
+ c->hadamard8_diff[0] = ff_hadamard8_diff16_ssse3;
+ c->hadamard8_diff[1] = ff_hadamard8_diff_ssse3;
+ }
+}