2004-12-18 H.J. Lu <hongjiu.lu@intel.com>

[pf3gnuchains/gcc-fork.git] / gcc / gensupport.c

diff --git a/gcc/gensupport.c b/gcc/gensupport.c
index 1fb45c0..a0b3faa 100644 (file)
--- a/gcc/gensupport.c
+++ b/gcc/gensupport.c
@@ -37,6 +37,10 @@ int insn_elision = 1;
 
 const char *in_fname;
 
+/* This callback will be invoked whenever an rtl include directive is
+   processed.  To be used for creation of the dependency file.  */
+void (*include_callback) (const char *);
+
 static struct obstack obstack;
 struct obstack *rtl_obstack = &obstack;
 
@@ -245,6 +249,9 @@ process_include (rtx desc, int lineno)
   read_rtx_filename = pathname;
   read_rtx_lineno = 1;
 
+  if (include_callback)
+    include_callback (pathname);
+
   /* Read the entire file.  */
   while (read_rtx (input_file, &desc, &lineno))
     process_rtx (desc, lineno);