dsputil: Move SVQ1 encoding specific bits into svq1enc

3 files changed, 74 insertions, 36 deletions

diff --git a/libavcodec/x86/Makefile b/libavcodec/x86/Makefile
index fef98a5e40..8830a22a8f 100644
--- a/libavcodec/x86/Makefile
+++ b/libavcodec/x86/Makefile
@@ -51,6 +51,7 @@ MMX-OBJS-$(CONFIG_HPELDSP)             += x86/fpel_mmx.o                \
                                           x86/hpeldsp_mmx.o
 MMX-OBJS-$(CONFIG_HUFFYUVDSP)          += x86/huffyuvdsp_mmx.o
 
+MMX-OBJS-$(CONFIG_SVQ1_ENCODER)        += x86/svq1enc_mmx.o
 MMX-OBJS-$(CONFIG_VC1_DECODER)         += x86/vc1dsp_mmx.o
 
 YASM-OBJS                              += x86/deinterlace.o             \
diff --git a/libavcodec/x86/dsputilenc_mmx.c b/libavcodec/x86/dsputilenc_mmx.c
index 79066a74e5..81c9d137f2 100644
--- a/libavcodec/x86/dsputilenc_mmx.c
+++ b/libavcodec/x86/dsputilenc_mmx.c
@@ -805,40 +805,6 @@ DCT_SAD_FUNC(ssse3)
 #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"   \
@@ -958,8 +924,6 @@ av_cold void ff_dsputilenc_init_mmx(DSPContext *c, AVCodecContext *avctx,
             c->try_8x8basis = try_8x8basis_mmx;
         }
         c->add_8x8basis = add_8x8basis_mmx;
-
-        c->ssd_int8_vs_int16 = ssd_int8_vs_int16_mmx;
     }
 
     if (INLINE_AMD3DNOW(cpu_flags)) {
diff --git a/libavcodec/x86/svq1enc_mmx.c b/libavcodec/x86/svq1enc_mmx.c
new file mode 100644
index 0000000000..02b0a84b8c
--- /dev/null
+++ b/libavcodec/x86/svq1enc_mmx.c
@@ -0,0 +1,73 @@
+/*
+ * 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 "config.h"
+#include "libavutil/attributes.h"
+#include "libavutil/cpu.h"
+#include "libavutil/x86/asm.h"
+#include "libavutil/x86/cpu.h"
+#include "libavcodec/svq1enc.h"
+
+#if HAVE_INLINE_ASM
+
+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;
+}
+
+#endif /* HAVE_INLINE_ASM */
+
+av_cold void ff_svq1enc_init_x86(SVQ1EncContext *c)
+{
+#if HAVE_INLINE_ASM
+    int cpu_flags = av_get_cpu_flags();
+
+    if (INLINE_MMX(cpu_flags)) {
+        c->ssd_int8_vs_int16 = ssd_int8_vs_int16_mmx;
+    }
+#endif /* HAVE_INLINE_ASM */
+}