vis detection patch by (James Morrison <ja2morri at csclub dot uwaterloo dot ca>)

Originally committed as revision 3057 to svn://svn.ffmpeg.org/ffmpeg/trunk

configure

@@ -115,9 +115,12 @@ case "$cpu" in
   mips)
     cpu="mips"
   ;;
-  sun4u)
+  sun4u|sparc64)
     cpu="sparc64"
   ;;
+  sparc)
+    cpu="sparc"
+  ;;
   sh4)
     cpu="sh4"
   ;;
@@ -1026,6 +1029,11 @@ elif test "$cpu" = "alpha" ; then
 elif test "$cpu" = "sparc64" ; then
   echo "TARGET_ARCH_SPARC64=yes" >> config.mak
   echo "#define ARCH_SPARC64 1" >> $TMPH
+  echo "TARGET_ARCH_SPARC=yes" >> config.mak
+  echo "#define ARCH_SPARC 1" >> $TMPH
+elif test "$cpu" = "sparc" ; then
+  echo "TARGET_ARCH_SPARC=yes" >> config.mak
+  echo "#define ARCH_SPARC 1" >> $TMPH
 elif test "$cpu" = "powerpc" ; then
   echo "TARGET_ARCH_POWERPC=yes" >> config.mak
   echo "#define ARCH_POWERPC 1" >> $TMPH

libavcodec/Makefile

@@ -161,12 +161,15 @@ ifeq ($(TARGET_ARCH_SH4),yes)
 OBJS+= sh4/idct_sh4.o sh4/dsputil_sh4.o sh4/dsputil_align.o
 endif
 
-ifeq ($(TARGET_ARCH_SPARC64),yes)
+ifeq ($(TARGET_ARCH_SPARC),yes)
 OBJS+=sparc/dsputil_vis.o
+sparc/%.o: sparc/%.c
+	$(CC) -mcpu=ultrasparc -mtune=ultrasparc $(CFLAGS) -c -o $@ $< 
+endif
+ifeq ($(TARGET_ARCH_SPARC64),yes)
 CFLAGS+= -mcpu=ultrasparc -mtune=ultrasparc
 endif
 
-
 SRCS := $(OBJS:.o=.c) $(ASM_OBJS:.o=.S)
 OBJS := $(OBJS) $(ASM_OBJS)
 
@@ -220,6 +223,7 @@ clean: $(CLEANAMR)
 	   ppc/*.o ppc/*~ \
 	   ps2/*.o ps2/*~ \
 	   sh4/*.o sh4/*~ \
+	   sparc/*.o sparc/*~ \
 	   liba52/*.o liba52/*~ \
 	   apiexample $(TESTS)
 	$(MAKE) -C libpostproc clean

libavcodec/common.h

@@ -372,7 +372,7 @@ typedef struct RL_VLC_ELEM {
     uint8_t run;
 } RL_VLC_ELEM;
 
-#ifdef ARCH_SPARC64
+#ifdef ARCH_SPARC
 #define UNALIGNED_STORES_ARE_BAD
 #endif
 
@@ -423,7 +423,7 @@ static inline void put_bits(PutBitContext *s, int n, unsigned int value)
 	bit_buf<<=bit_left;
         bit_buf |= value >> (n - bit_left);
 #ifdef UNALIGNED_STORES_ARE_BAD
-        if (3 & (int) s->buf_ptr) {
+        if (3 & (intptr_t) s->buf_ptr) {
             s->buf_ptr[0] = bit_buf >> 24;
             s->buf_ptr[1] = bit_buf >> 16;
             s->buf_ptr[2] = bit_buf >>  8;

libavformat/Makefile

@@ -70,6 +70,10 @@ ifeq ($(CONFIG_VORBIS),yes)
 OBJS+= ogg.o
 endif
 
+ifeq ($(TARGET_ARCH_SPARC64),yes)
+CFLAGS+= -mcpu=ultrasparc -mtune=ultrasparc
+endif
+
 LIB= $(LIBPREF)avformat$(LIBSUF)
 ifeq ($(BUILD_SHARED),yes)
 SLIB= $(SLIBPREF)avformat$(SLIBSUF)