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Diffstat (limited to 'src/libffmpeg/libavcodec/i386/dsputil_mmx_rnd.h')
-rw-r--r--src/libffmpeg/libavcodec/i386/dsputil_mmx_rnd.h305
1 files changed, 305 insertions, 0 deletions
diff --git a/src/libffmpeg/libavcodec/i386/dsputil_mmx_rnd.h b/src/libffmpeg/libavcodec/i386/dsputil_mmx_rnd.h
new file mode 100644
index 000000000..dc70c9c8e
--- /dev/null
+++ b/src/libffmpeg/libavcodec/i386/dsputil_mmx_rnd.h
@@ -0,0 +1,305 @@
+/*
+ * DSP utils mmx functions are compiled twice for rnd/no_rnd
+ * Copyright (c) 2000, 2001 Fabrice Bellard.
+ *
+ * This library 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 of the License, or (at your option) any later version.
+ *
+ * This library 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 this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * MMX optimization by Nick Kurshev <nickols_k@mail.ru>
+ * mostly rewritten by Michael Niedermayer <michaelni@gmx.at>
+ * and improved by Zdenek Kabelac <kabi@users.sf.net>
+ */
+
+// put_pixels
+static void DEF(put, pixels_x2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
+{
+ MOVQ_BFE(mm6);
+ __asm __volatile(
+ "lea (%3, %3), %%eax \n\t"
+ ".balign 8 \n\t"
+ "1: \n\t"
+ "movq (%1), %%mm0 \n\t"
+ "movq 1(%1), %%mm1 \n\t"
+ "movq (%1, %3), %%mm2 \n\t"
+ "movq 1(%1, %3), %%mm3 \n\t"
+ PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
+ "movq %%mm4, (%2) \n\t"
+ "movq %%mm5, (%2, %3) \n\t"
+ "addl %%eax, %1 \n\t"
+ "addl %%eax, %2 \n\t"
+ "movq (%1), %%mm0 \n\t"
+ "movq 1(%1), %%mm1 \n\t"
+ "movq (%1, %3), %%mm2 \n\t"
+ "movq 1(%1, %3), %%mm3 \n\t"
+ PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
+ "movq %%mm4, (%2) \n\t"
+ "movq %%mm5, (%2, %3) \n\t"
+ "addl %%eax, %1 \n\t"
+ "addl %%eax, %2 \n\t"
+ "subl $4, %0 \n\t"
+ "jnz 1b \n\t"
+ :"+g"(h), "+S"(pixels), "+D"(block)
+ :"r"(line_size)
+ :"eax", "memory");
+}
+
+static void DEF(put, pixels_y2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
+{
+ MOVQ_BFE(mm6);
+ __asm __volatile(
+ "lea (%3, %3), %%eax \n\t"
+ "movq (%1), %%mm0 \n\t"
+ ".balign 8 \n\t"
+ "1: \n\t"
+ "movq (%1, %3), %%mm1 \n\t"
+ "movq (%1, %%eax),%%mm2 \n\t"
+ PAVGBP(%%mm1, %%mm0, %%mm4, %%mm2, %%mm1, %%mm5)
+ "movq %%mm4, (%2) \n\t"
+ "movq %%mm5, (%2, %3) \n\t"
+ "addl %%eax, %1 \n\t"
+ "addl %%eax, %2 \n\t"
+ "movq (%1, %3), %%mm1 \n\t"
+ "movq (%1, %%eax),%%mm0 \n\t"
+ PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5)
+ "movq %%mm4, (%2) \n\t"
+ "movq %%mm5, (%2, %3) \n\t"
+ "addl %%eax, %1 \n\t"
+ "addl %%eax, %2 \n\t"
+ "subl $4, %0 \n\t"
+ "jnz 1b \n\t"
+ :"+g"(h), "+S"(pixels), "+D"(block)
+ :"r"(line_size)
+ :"eax", "memory");
+}
+
+static void DEF(put, pixels_xy2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
+{
+ MOVQ_ZERO(mm7);
+ SET_RND(mm6); // =2 for rnd and =1 for no_rnd version
+ __asm __volatile(
+ "movq (%1), %%mm0 \n\t"
+ "movq 1(%1), %%mm4 \n\t"
+ "movq %%mm0, %%mm1 \n\t"
+ "movq %%mm4, %%mm5 \n\t"
+ "punpcklbw %%mm7, %%mm0 \n\t"
+ "punpcklbw %%mm7, %%mm4 \n\t"
+ "punpckhbw %%mm7, %%mm1 \n\t"
+ "punpckhbw %%mm7, %%mm5 \n\t"
+ "paddusw %%mm0, %%mm4 \n\t"
+ "paddusw %%mm1, %%mm5 \n\t"
+ "xorl %%eax, %%eax \n\t"
+ "addl %3, %1 \n\t"
+ ".balign 8 \n\t"
+ "1: \n\t"
+ "movq (%1, %%eax), %%mm0 \n\t"
+ "movq 1(%1, %%eax), %%mm2 \n\t"
+ "movq %%mm0, %%mm1 \n\t"
+ "movq %%mm2, %%mm3 \n\t"
+ "punpcklbw %%mm7, %%mm0 \n\t"
+ "punpcklbw %%mm7, %%mm2 \n\t"
+ "punpckhbw %%mm7, %%mm1 \n\t"
+ "punpckhbw %%mm7, %%mm3 \n\t"
+ "paddusw %%mm2, %%mm0 \n\t"
+ "paddusw %%mm3, %%mm1 \n\t"
+ "paddusw %%mm6, %%mm4 \n\t"
+ "paddusw %%mm6, %%mm5 \n\t"
+ "paddusw %%mm0, %%mm4 \n\t"
+ "paddusw %%mm1, %%mm5 \n\t"
+ "psrlw $2, %%mm4 \n\t"
+ "psrlw $2, %%mm5 \n\t"
+ "packuswb %%mm5, %%mm4 \n\t"
+ "movq %%mm4, (%2, %%eax) \n\t"
+ "addl %3, %%eax \n\t"
+
+ "movq (%1, %%eax), %%mm2 \n\t" // 0 <-> 2 1 <-> 3
+ "movq 1(%1, %%eax), %%mm4 \n\t"
+ "movq %%mm2, %%mm3 \n\t"
+ "movq %%mm4, %%mm5 \n\t"
+ "punpcklbw %%mm7, %%mm2 \n\t"
+ "punpcklbw %%mm7, %%mm4 \n\t"
+ "punpckhbw %%mm7, %%mm3 \n\t"
+ "punpckhbw %%mm7, %%mm5 \n\t"
+ "paddusw %%mm2, %%mm4 \n\t"
+ "paddusw %%mm3, %%mm5 \n\t"
+ "paddusw %%mm6, %%mm0 \n\t"
+ "paddusw %%mm6, %%mm1 \n\t"
+ "paddusw %%mm4, %%mm0 \n\t"
+ "paddusw %%mm5, %%mm1 \n\t"
+ "psrlw $2, %%mm0 \n\t"
+ "psrlw $2, %%mm1 \n\t"
+ "packuswb %%mm1, %%mm0 \n\t"
+ "movq %%mm0, (%2, %%eax) \n\t"
+ "addl %3, %%eax \n\t"
+
+ "subl $2, %0 \n\t"
+ "jnz 1b \n\t"
+ :"+g"(h), "+S"(pixels)
+ :"D"(block), "r"(line_size)
+ :"eax", "memory");
+}
+
+// avg_pixels
+// in case more speed is needed - unroling would certainly help
+static void DEF(avg, pixels)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
+{
+ MOVQ_BFE(mm6);
+ JUMPALIGN();
+ do {
+ __asm __volatile(
+ "movq %0, %%mm0 \n\t"
+ "movq %1, %%mm1 \n\t"
+ PAVGB(%%mm0, %%mm1, %%mm2, %%mm6)
+ "movq %%mm2, %0 \n\t"
+ :"+m"(*block)
+ :"m"(*pixels)
+ :"memory");
+ pixels += line_size;
+ block += line_size;
+ }
+ while (--h);
+}
+
+static void DEF(avg, pixels_x2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
+{
+ MOVQ_BFE(mm6);
+ JUMPALIGN();
+ do {
+ __asm __volatile(
+ "movq %1, %%mm0 \n\t"
+ "movq 1%1, %%mm1 \n\t"
+ "movq %0, %%mm3 \n\t"
+ PAVGB(%%mm0, %%mm1, %%mm2, %%mm6)
+ PAVGB(%%mm3, %%mm2, %%mm0, %%mm6)
+ "movq %%mm0, %0 \n\t"
+ :"+m"(*block)
+ :"m"(*pixels)
+ :"memory");
+ pixels += line_size;
+ block += line_size;
+ } while (--h);
+}
+
+static void DEF(avg, pixels_y2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
+{
+ MOVQ_BFE(mm6);
+ __asm __volatile(
+ "lea (%3, %3), %%eax \n\t"
+ "movq (%1), %%mm0 \n\t"
+ ".balign 8 \n\t"
+ "1: \n\t"
+ "movq (%1, %3), %%mm1 \n\t"
+ "movq (%1, %%eax), %%mm2 \n\t"
+ PAVGBP(%%mm1, %%mm0, %%mm4, %%mm2, %%mm1, %%mm5)
+ "movq (%2), %%mm3 \n\t"
+ PAVGB(%%mm3, %%mm4, %%mm0, %%mm6)
+ "movq (%2, %3), %%mm3 \n\t"
+ PAVGB(%%mm3, %%mm5, %%mm1, %%mm6)
+ "movq %%mm0, (%2) \n\t"
+ "movq %%mm1, (%2, %3) \n\t"
+ "addl %%eax, %1 \n\t"
+ "addl %%eax, %2 \n\t"
+
+ "movq (%1, %3), %%mm1 \n\t"
+ "movq (%1, %%eax), %%mm0 \n\t"
+ PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5)
+ "movq (%2), %%mm3 \n\t"
+ PAVGB(%%mm3, %%mm4, %%mm0, %%mm6)
+ "movq (%2, %3), %%mm3 \n\t"
+ PAVGB(%%mm3, %%mm5, %%mm1, %%mm6)
+ "movq %%mm0, (%2) \n\t"
+ "movq %%mm1, (%2, %3) \n\t"
+ "addl %%eax, %1 \n\t"
+ "addl %%eax, %2 \n\t"
+
+ "subl $4, %0 \n\t"
+ "jnz 1b \n\t"
+ :"+g"(h), "+S"(pixels), "+D"(block)
+ :"r"(line_size)
+ :"eax", "memory");
+}
+
+// this routine is 'slightly' suboptimal but mostly unused
+static void DEF(avg, pixels_xy2)(UINT8 *block, const UINT8 *pixels, int line_size, int h)
+{
+ MOVQ_ZERO(mm7);
+ SET_RND(mm6); // =2 for rnd and =1 for no_rnd version
+ __asm __volatile(
+ "movq (%1), %%mm0 \n\t"
+ "movq 1(%1), %%mm4 \n\t"
+ "movq %%mm0, %%mm1 \n\t"
+ "movq %%mm4, %%mm5 \n\t"
+ "punpcklbw %%mm7, %%mm0 \n\t"
+ "punpcklbw %%mm7, %%mm4 \n\t"
+ "punpckhbw %%mm7, %%mm1 \n\t"
+ "punpckhbw %%mm7, %%mm5 \n\t"
+ "paddusw %%mm0, %%mm4 \n\t"
+ "paddusw %%mm1, %%mm5 \n\t"
+ "xorl %%eax, %%eax \n\t"
+ "addl %3, %1 \n\t"
+ ".balign 8 \n\t"
+ "1: \n\t"
+ "movq (%1, %%eax), %%mm0 \n\t"
+ "movq 1(%1, %%eax), %%mm2 \n\t"
+ "movq %%mm0, %%mm1 \n\t"
+ "movq %%mm2, %%mm3 \n\t"
+ "punpcklbw %%mm7, %%mm0 \n\t"
+ "punpcklbw %%mm7, %%mm2 \n\t"
+ "punpckhbw %%mm7, %%mm1 \n\t"
+ "punpckhbw %%mm7, %%mm3 \n\t"
+ "paddusw %%mm2, %%mm0 \n\t"
+ "paddusw %%mm3, %%mm1 \n\t"
+ "paddusw %%mm6, %%mm4 \n\t"
+ "paddusw %%mm6, %%mm5 \n\t"
+ "paddusw %%mm0, %%mm4 \n\t"
+ "paddusw %%mm1, %%mm5 \n\t"
+ "psrlw $2, %%mm4 \n\t"
+ "psrlw $2, %%mm5 \n\t"
+ "movq (%2, %%eax), %%mm3 \n\t"
+ "packuswb %%mm5, %%mm4 \n\t"
+ "pcmpeqd %%mm2, %%mm2 \n\t"
+ "paddb %%mm2, %%mm2 \n\t"
+ PAVGB(%%mm3, %%mm4, %%mm5, %%mm2)
+ "movq %%mm5, (%2, %%eax) \n\t"
+ "addl %3, %%eax \n\t"
+
+ "movq (%1, %%eax), %%mm2 \n\t" // 0 <-> 2 1 <-> 3
+ "movq 1(%1, %%eax), %%mm4 \n\t"
+ "movq %%mm2, %%mm3 \n\t"
+ "movq %%mm4, %%mm5 \n\t"
+ "punpcklbw %%mm7, %%mm2 \n\t"
+ "punpcklbw %%mm7, %%mm4 \n\t"
+ "punpckhbw %%mm7, %%mm3 \n\t"
+ "punpckhbw %%mm7, %%mm5 \n\t"
+ "paddusw %%mm2, %%mm4 \n\t"
+ "paddusw %%mm3, %%mm5 \n\t"
+ "paddusw %%mm6, %%mm0 \n\t"
+ "paddusw %%mm6, %%mm1 \n\t"
+ "paddusw %%mm4, %%mm0 \n\t"
+ "paddusw %%mm5, %%mm1 \n\t"
+ "psrlw $2, %%mm0 \n\t"
+ "psrlw $2, %%mm1 \n\t"
+ "movq (%2, %%eax), %%mm3 \n\t"
+ "packuswb %%mm1, %%mm0 \n\t"
+ "pcmpeqd %%mm2, %%mm2 \n\t"
+ "paddb %%mm2, %%mm2 \n\t"
+ PAVGB(%%mm3, %%mm0, %%mm1, %%mm2)
+ "movq %%mm1, (%2, %%eax) \n\t"
+ "addl %3, %%eax \n\t"
+
+ "subl $2, %0 \n\t"
+ "jnz 1b \n\t"
+ :"+g"(h), "+S"(pixels)
+ :"D"(block), "r"(line_size)
+ :"eax", "memory");
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-03 05:10:12 +0000