2008-08-14 Jie Zhang <jie.zhang@analog.com>

        * bfin/Makefile.in: (top_srcdir): Define.
        (mkinstalldirs): Define.
        (BOARD_SCRIPTS): Define.
        (BOARD_LDFLAGS): Define.
        (BOARD_BSP): Define.
        (BOARD_CRT0S): Define.
        (BOARD_OBJS): Define.
        (BOARD_TEST): Define.
        (BOARD_INSTALL): Define.
        (INCLUDES): Add -I$(srcdir)/include.
        (all): Add ${BOARD_CRT0S} and ${BOARD_BSP}.
        (.c.S): Remove target.
        (crt0.o): New target.
        (basiccrt.o): Likewise.
        (basiccrtb.o): Likewise.
        (basiccrts.o): Likewise.
        (basiccrt561.o, basiccrt561s.o, basiccrt561b.o): Likewise
        (clean mostlyclean): Remove ${BOARD_BSP}.
        (install): Depend on ${BOARD_INSTALL}.
        (install-sim): Reformat.
        (install-board): New target.
        * bfin/basiccrt.S: Remove useless __ADSPBF561_COREB__ in
        workaround code for 05000229.
        * bfin/syscalls.c (do_syscall): Use `EXCPT 0' instead of
        `RAISE 0' for syscall.
        * bfin/basiccrt.S: New file.
        * bfin/bf5*ld: New file.
        * bfin/bfin-common-mc.ld: New file.
        * bfin/bfin-common-sc.ld: New file.
        * bfin/include/blackfin.h: New file.
        * bfin/include/cdefBF5*.h: New file.
        * bfin/include/cdef_LPBlackfin.h: New file.
        * bfin/include/cdefblackfin.h: New file.
        * bfin/include/cplb.h: New file.
        * bfin/include/cplbtab.h: New file.
        * bfin/include/defBF5*.h: New files.
        * bfin/include/def_LPBlackfin.h: New files.
        * bfin/include/defblackfin.h: New file.
        * bfin/include/sys/_adi_platform.h: New file.
        * bfin/include/sys/anomaly_macros_rtl.h: New file.
        * bfin/include/sys/excause.h: New file.
        * bfin/include/sys/exception.h: New file.
        * bfin/include/sys/mc_typedef.h: New file.
        * bfin/include/sys/platform.h: New file.
        * bfin/include/sys/pll.h: New file.
        * bfin/include/sysreg.h: New file.
        * libnosys/configure.in (MISSING_SYSCALL_NAMES): Don't define
        for bfin.
        * libnosys/configure: Regenerate.

1 files changed, 4 insertions, 7 deletions

diff --git a/libgloss/bfin/syscalls.c b/libgloss/bfin/syscalls.c
index 6f5fc39f6..b5bce2611 100644
--- a/libgloss/bfin/syscalls.c
+++ b/libgloss/bfin/syscalls.c
@@ -32,13 +32,10 @@ register char *stack_ptr asm ("SP");
 static inline int
 do_syscall (int reason, void *arg)
 {
-  int result;
-  asm volatile ("[--sp] = %1; [--sp] = %2; \
-		r1 = [sp++]; r0 = [sp++]; \
-		raise 0; %0 = r0;"
-		: "=r" (result)
-		: "r" (reason), "r" (arg)
-		: "R0", "R1", "memory", "cc");
+  register int r asm ("P0") = reason;
+  register void *a asm ("R0") = arg;
+  register int result asm ("R0");
+  asm volatile ("excpt 0;" : "=r" (result) : "a" (r), "r" (a) : "memory", "CC");
   return result;
 }