More work towards a powerPC port, and towards generic portability.

Original commit message from CVS:
More work towards a powerPC port, and towards generic portability.

diff --git a/gst/Makefile.am b/gst/Makefile.am
index f10fbe8..e2e8d4b 100644 (file)
--- a/gst/Makefile.am
+++ b/gst/Makefile.am
@@ -12,7 +12,7 @@ if HAVE_CPU_I386
 GSTARCH_SRCS = gstcpuid_i386.s
 else
 if HAVE_CPU_PPC
-GSTARCH_SRCS = gstppc.c
+GSTARCH_SRCS = 
 else
 GSTARCH_SRCS = 
 endif
@@ -55,6 +55,9 @@ libgstinclude_HEADERS =       \
        gstbufferpool.h \
        gstclock.h      \
        gstcpu.h        \
+       gstarch.h       \
+       gsti386.h       \
+       gstppc.h        \
        gstelement.h    \
        gstbin.h        \
        gstpipeline.h   \

diff --git a/gst/gstarch.h b/gst/gstarch.h
index 14dc1b5..0643c72 100644 (file)
--- a/gst/gstarch.h
+++ b/gst/gstarch.h
@@ -9,7 +9,7 @@
 #ifdef HAVE_CPU_PPC
 #include "gstppc.h"
 #else
-#warn Need to know about this architecture, or have a generic implementation
+#error Need to know about this architecture, or have a generic implementation
 #endif
 #endif
 

diff --git a/gst/gstcpu.c b/gst/gstcpu.c
index 38605f5..57d2f07 100644 (file)
--- a/gst/gstcpu.c
+++ b/gst/gstcpu.c
@@ -28,7 +28,7 @@ void gst_cpuid_i386(int,long *,long *,long *,long *);
 #define gst_cpuid gst_cpuid_i386
 
 #else
-#define gst_cpuid(o,a,b,c,d)
+#define gst_cpuid(o,a,b,c,d) (void)(a);(void)(b);(void)(c);
 #endif
 
 void _gst_cpu_initialize(void) 

diff --git a/gst/gstppc.h b/gst/gstppc.h
index 1e77389..be633df 100644 (file)
--- a/gst/gstppc.h
+++ b/gst/gstppc.h
@@ -1,18 +1,13 @@
 #ifndef GST_HGUARD_GSTPPC_H
 #define GST_HGUARD_GSTPPC_H
 
-/* Hmm - does this work, or do the braces cause other stack manipulation?
- * XXX
+/* FIXME: Hmm - does this work?
  */
-#define GET_SP(target) { \
-       register unsigned long r1 __asm__("r1"); \
-       target = r1; \
-}
+#define GET_SP(target) \
+       __asm__("stw 1,%0" : "=m"(target) : : "r1");
 
-#define SET_SP(source) { \
-       register unsigned long r1 __asm__("r1"); \
-       r1 = source; \
-}
+#define SET_SP(source) \
+       __asm__("lwz 1,%0" : "=m"(source))
 
 #define JUMP(target) \
     __asm__("b " SYMBOL_NAME_STR(cothread_stub))

diff --git a/libs/getbits/Makefile.am b/libs/getbits/Makefile.am
index cc5c1e0..0c798db 100644 (file)
--- a/libs/getbits/Makefile.am
+++ b/libs/getbits/Makefile.am
@@ -5,14 +5,11 @@ filter_LTLIBRARIES = libgstgetbits.la
 if HAVE_CPU_I386
 GSTARCH_SRCS = gstgetbits_i386.s
 else
-if HAVE_CPU_PPC
 GSTARCH_SRCS = gstgetbits_generic.c
-else
-GSTARCH_SRCS =
-endif
 endif
 
 libgstgetbits_la_SOURCES = gstgetbits.c gstgetbits_inl.h $(GSTARCH_SRCS)
+EXTRA_libgstgetbits_la_SOURCES = gstgetbits_i386.s gstgetbits_generic.c
 
 libgstgetbitsincludedir = $(includedir)/gst/libs/gstgetbits
 libgstgetbitsinclude_HEADERS = gstgetbits.h

diff --git a/libs/getbits/gstgetbits_generic.c b/libs/getbits/gstgetbits_generic.c
new file mode 100644 (file)
index 0000000..dc5e810
--- /dev/null
+++ b/libs/getbits/gstgetbits_generic.c
@@ -0,0 +1,2 @@
+
+#error Need an implementation of the functions in gstgetbits_i386.s