* all: "8x8 SAD written in Sparc Assembly using VIS." Patch by Phil Jensen.

git-svn-id: svn://svn.videolan.org/x264/trunk@276 df754926-b1dd-0310-bc7b-ec298dee348c

Makefile

@@ -37,6 +37,12 @@ ifeq ($(ARCH),PPC)
 SRCS += common/ppc/mc.c common/ppc/pixel.c common/ppc/dct.c
 endif
 
+# VIS optims
+ifeq ($(ARCH),UltraSparc)
+ASMSRC += common/sparc/pixel.asm
+OBJASM  = $(ASMSRC:%.asm=%.o)
+endif
+
 ifneq ($(HAVE_GETOPT_LONG),1)
 SRCS += extras/getopt.c
 CFLAGS += -DHAVE_GETOPT_LONG=0

common/pixel.c

@@ -40,6 +40,9 @@
 #ifdef ARCH_PPC
 #   include "ppc/pixel.h"
 #endif
+#ifdef ARCH_UltraSparc
+#   include "sparc/pixel.h"
+#endif
 
 
 /****************************************************************************
@@ -434,5 +437,8 @@ void x264_pixel_init( int cpu, x264_pixel_function_t *pixf )
         x264_pixel_altivec_init( pixf );
     }
 #endif
+#ifdef ARCH_UltraSparc
+      pixf->sad[PIXEL_8x8] = x264_pixel_sad_8x8_vis;
+#endif
 }
 

common/sparc/pixel.asm

+/*****************************************************************************
+ * pixel.asm: h264 encoder library
+ *****************************************************************************
+ * Copyright (C) 2005 x264 project
+ * $Id: $
+ *
+ * Authors: Phil Jensen <philj@csufresno.edu>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+ *****************************************************************************/
+
+! VIS optimized SAD for UltraSPARC
+
+.text
+.align 4
+.global x264_pixel_sad_8x8_vis
+x264_pixel_sad_8x8_vis:
+	save %sp, -120, %sp
+
+	fzero %f12
+
+	alignaddr %i0, %g0, %l0
+	ldd [%l0], %f0
+	ldd [%l0+8], %f2
+	faligndata %f0, %f2, %f4
+
+	alignaddr %i2, %g0, %l2
+	ldd [%l2], %f6
+	ldd [%l2+8], %f8
+	faligndata %f6, %f8, %f10
+
+	add %i0, %i1, %i0
+	add %i2, %i3, %i2
+	pdist %f4, %f10, %f12
+
+	alignaddr %i0, %g0, %l0
+	ldd [%l0], %f0
+	ldd [%l0+8], %f2
+	faligndata %f0, %f2, %f4
+
+	alignaddr %i2, %g0, %l2
+	ldd [%l2], %f6
+	ldd [%l2+8], %f8
+	faligndata %f6, %f8, %f10
+
+	add %i0, %i1, %i0
+	add %i2, %i3, %i2
+	pdist %f4, %f10, %f12
+
+	alignaddr %i0, %g0, %l0
+	ldd [%l0], %f0
+	ldd [%l0+8], %f2
+	faligndata %f0, %f2, %f4
+
+	alignaddr %i2, %g0, %l2
+	ldd [%l2], %f6
+	ldd [%l2+8], %f8
+	faligndata %f6, %f8, %f10
+
+	add %i0, %i1, %i0
+	add %i2, %i3, %i2
+	pdist %f4, %f10, %f12
+
+	alignaddr %i0, %g0, %l0
+	ldd [%l0], %f0
+	ldd [%l0+8], %f2
+	faligndata %f0, %f2, %f4
+
+	alignaddr %i2, %g0, %l2
+	ldd [%l2], %f6
+	ldd [%l2+8], %f8
+	faligndata %f6, %f8, %f10
+
+	add %i0, %i1, %i0
+	add %i2, %i3, %i2
+	pdist %f4, %f10, %f12
+
+	alignaddr %i0, %g0, %l0
+	ldd [%l0], %f0
+	ldd [%l0+8], %f2
+	faligndata %f0, %f2, %f4
+
+	alignaddr %i2, %g0, %l2
+	ldd [%l2], %f6
+	ldd [%l2+8], %f8
+	faligndata %f6, %f8, %f10
+
+	add %i0, %i1, %i0
+	add %i2, %i3, %i2
+	pdist %f4, %f10, %f12
+
+	alignaddr %i0, %g0, %l0
+	ldd [%l0], %f0
+	ldd [%l0+8], %f2
+	faligndata %f0, %f2, %f4
+
+	alignaddr %i2, %g0, %l2
+	ldd [%l2], %f6
+	ldd [%l2+8], %f8
+	faligndata %f6, %f8, %f10
+
+	add %i0, %i1, %i0
+	add %i2, %i3, %i2
+	pdist %f4, %f10, %f12
+
+	alignaddr %i0, %g0, %l0
+	ldd [%l0], %f0
+	ldd [%l0+8], %f2
+	faligndata %f0, %f2, %f4
+
+	alignaddr %i2, %g0, %l2
+	ldd [%l2], %f6
+	ldd [%l2+8], %f8
+	faligndata %f6, %f8, %f10
+
+	add %i0, %i1, %i0
+	add %i2, %i3, %i2
+	pdist %f4, %f10, %f12
+
+	alignaddr %i0, %g0, %l0
+	ldd [%l0], %f0
+	ldd [%l0+8], %f2
+	faligndata %f0, %f2, %f4
+
+	alignaddr %i2, %g0, %l2
+	ldd [%l2], %f6
+	ldd [%l2+8], %f8
+	faligndata %f6, %f8, %f10
+
+	add %i0, %i1, %i0
+	add %i2, %i3, %i2
+	pdist %f4, %f10, %f12
+
+	std %f12, [%fp-24]
+	ld [%fp-20], %i0
+
+	ret
+	restore

common/sparc/pixel.h

+/*****************************************************************************
+ * pixel.h: h264 encoder library
+ *****************************************************************************
+ * Copyright (C) 2005 x264 project
+ * $Id: pixel.h,v 1.1 2004/06/03 19:27:07 fenrir Exp $
+ *
+ * Authors: Phil Jensen <philj@csufresno.edu>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+ *****************************************************************************/
+
+#ifndef _SPARC_PIXEL_H
+#define _SPARC_PIXEL_H 1
+
+int x264_pixel_sad_8x8_vis( uint8_t *, int, uint8_t *, int );
+
+#endif

configure

@@ -107,9 +107,16 @@ case "$UNAMEM" in
       CFLAGS="$CFLAGS -maltivec -mabi=altivec"
     fi
     ;;
-  sun*)
+  sun4m|sun4d)
     ARCH="Sparc"
     ;;
+  sun4u)
+    ARCH="UltraSparc"
+    CFLAGS="$CFLAGS -mcpu=ultrasparc"
+    LDFLAGS="$LDFLAGS -mcpu=ultrasparc"
+    AS="as"
+    ASFLAGS="-xarch=v8plusa"
+    ;;
   *)
     echo "Unknown platform $UNAMEM, edit the configure"
     exit 1