Add Andreas Schwab's powerpc fix

src/powerpc/ffi.c

@@ -2,6 +2,7 @@
    ffi.c - Copyright (c) 1998 Geoffrey Keating
    Copyright (C) 2007, 2008 Free Software Foundation, Inc
    Copyright (C) 2008 Red Hat, Inc
+   Copyright (C) 2009 Andreas Schwab
 
    PowerPC Foreign Function Interface
 
@@ -185,6 +186,7 @@ ffi_prep_args_SYSV (extended_cif *ecif, unsigned *const stack)
 	    {
 	      *next_arg.f = (float) double_tmp;
 	      next_arg.u += 1;
+	      intarg_count++;
 	    }
 	  else
 	    *fpr_base.d++ = double_tmp;
@@ -1149,6 +1151,7 @@ ffi_closure_helper_SYSV (ffi_closure *closure, void *rvalue,
 		pst++;
 	      avalue[i] = pst;
 	      pst += 2;
+	      ng = 8;
 	    }
 	  break;
 
@@ -1222,6 +1225,7 @@ ffi_closure_helper_SYSV (ffi_closure *closure, void *rvalue,
 		{
 		  avalue[i] = pst;
 		  pst += 4;
+		  ng = 8;
 		}
 	      break;
 	    }