? altivec.patch
? src/altivec_cmod.c
Index: configure.in
===================================================================
RCS file: /cvsroot/enlightenment/eterm/Eterm/configure.in,v
retrieving revision 1.94
diff -u -r1.94 configure.in
--- configure.in	4 Jan 2006 08:44:14 -0000	1.94
+++ configure.in	29 Jan 2006 15:19:12 -0000
@@ -554,6 +554,30 @@
 AM_CONDITIONAL(HAVE_SSE2, test "x$HAVE_SSE2" = "xyes")
 
 dnl#
+dnl# Altivec support
+dnl#
+AC_MSG_CHECKING(for Altivec support)
+HAVE_ALTIVEC=""
+AC_ARG_ENABLE(altivec, [  --enable-altivec            enable altivec routines], [
+                  test "x$enableval" = "xyes" && HAVE_ALTIVEC="yes"
+              ], [
+                  case $host_cpu in
+                      ppc)
+		      ppc64)
+                          grep altivec /proc/cpuinfo >/dev/null 2>&1 && HAVE_ALTIVEC="yes"
+                          ;;
+                  esac
+              ])
+if test "x$HAVE_ALTIVEC" = "xyes"; then
+    AC_MSG_RESULT([yes])
+    AC_DEFINE(HAVE_ALTIVEC, , [Define for Altivec support.])
+else
+    AC_MSG_RESULT([no (no Altivec detected)])
+fi
+AM_CONDITIONAL(HAVE_ALTIVEC, test "x$HAVE_ALTIVEC" = "xyes")
+
+
+dnl#
 dnl# LibAST
 dnl#
 LIBAST_MIN=5
Index: src/Makefile.am
===================================================================
RCS file: /cvsroot/enlightenment/eterm/Eterm/src/Makefile.am,v
retrieving revision 1.30
diff -u -r1.30 Makefile.am
--- src/Makefile.am	14 Jun 2005 19:39:01 -0000	1.30
+++ src/Makefile.am	29 Jan 2006 15:19:34 -0000
@@ -9,6 +9,10 @@
 SSE2_SRCS = sse2_cmod.c
 SSE2_OBJS = sse2_cmod.lo
 
+ALTIVEC_SRCS = altivec_cmod.c
+ALTIVEC_OBJS = altivec_cmod.lo
+
+
 libEterm_la_SOURCES = actions.c actions.h buttons.c buttons.h command.c          \
                       command.h draw.c draw.h e.c e.h eterm_debug.h eterm_utmp.h \
                       events.c events.h feature.h font.c font.h grkelot.c        \
@@ -19,7 +23,7 @@
                       timer.c timer.h utmp.c windows.c windows.h defaultfont.c   \
                       defaultfont.h libscream.c scream.h screamcfg.h
 
-EXTRA_libEterm_la_SOURCES = $(MMX_SRCS) $(SSE2_SRCS)
+EXTRA_libEterm_la_SOURCES = $(MMX_SRCS) $(SSE2_SRCS) $(ALTIVEC_SRCS)
 
 libEterm_la_LDFLAGS = -release $(VERSION)
 if HAVE_SSE2
@@ -30,6 +34,10 @@
 libEterm_la_DEPENDENCIES = feature.h $(MMX_OBJS)
 libEterm_la_LIBADD = $(MMX_OBJS)
 else
+if HAVE_ALTIVEC
+libEterm_la_DEPENDENCIES = feature.h $(ALTIVEC_OBJS)
+libEterm_la_LIBADD = $(ALTIVEC_OBJS)
+endif
 libEterm_la_DEPENDENCIES = feature.h
 endif
 endif
@@ -39,7 +47,7 @@
 Eterm_LDFLAGS = -rpath $(libdir):$(pkglibdir)
 Eterm_LDADD = libEterm.la 
 
-EXTRA_DIST = mmx_cmod.S sse2_cmod.c
+EXTRA_DIST = mmx_cmod.S sse2_cmod.c altivec_cmod.c
 
 install-exec-hook:
 	$(mkinstalldirs) $(DESTDIR)$(pkgdatadir)
Index: src/pixmap.c
===================================================================
RCS file: /cvsroot/enlightenment/eterm/Eterm/src/pixmap.c,v
retrieving revision 1.117
diff -u -r1.117 pixmap.c
--- src/pixmap.c	4 Jan 2006 09:22:40 -0000	1.117
+++ src/pixmap.c	29 Jan 2006 15:20:40 -0000
@@ -70,6 +70,11 @@
 extern void shade_ximage_16_sse2(void *data, int bpl, int w, int h, int rm, int gm, int bm);
 extern void shade_ximage_32_sse2(void *data, int bpl, int w, int h, int rm, int gm, int bm);
 
+/* Altivec routines for ppc g4 and later */
+extern void shade_ximage_15_altivec(void *data, int bpl, int w, int h, int rm, int gm, int bm);
+extern void shade_ximage_16_altivec(void *data, int bpl, int w, int h, int rm, int gm, int bm);
+extern void shade_ximage_32_altivec(void *data, int bpl, int w, int h, int rm, int gm, int bm);
+
 #ifdef PIXMAP_SUPPORT
 static Imlib_Border bord_none = { 0, 0, 0, 0 };
 #endif
@@ -1859,6 +1864,9 @@
 #elif defined HAVE_MMX
                 D_PIXMAP(("Using MMX - 15 bit\n"));
                 shade_ximage_15_mmx(ximg->data, ximg->bytes_per_line, w, h, rm, gm, bm);
+#elif defined HAVE_ALTIVEC
+                D_PIXMAP(("Using Altivec - 15 bit\n"));
+                shade_ximage_15_altivec(ximg->data, ximg->bytes_per_line, w, h, rm, gm, bm);
 #else
                 D_PIXMAP(("No MMX Found - 15 bit\n"));
                 shade_ximage_15(ximg->data, ximg->bytes_per_line, w, h, rm, gm, bm);
@@ -1890,6 +1898,9 @@
 #elif defined HAVE_MMX
                 D_PIXMAP(("Using MMX - 32 bit\n"));
                 shade_ximage_32_mmx(ximg->data, ximg->bytes_per_line, w, h, rm, gm, bm);
+#elif defined HAVE_ALTIVEC
+                D_PIXMAP(("Using Altivec - 32 bit\n"));
+                shade_ximage_32_altivec(ximg->data, ximg->bytes_per_line, w, h, rm, gm, bm);
 #else
                 D_PIXMAP(("No MMX Found - 32 bit\n"));
                 shade_ximage_32(ximg->data, ximg->bytes_per_line, w, h, rm, gm, bm);