* gdb.texinfo (Continuing and Stepping): When talking about "step"

[deliverable/binutils-gdb.git] / gdb / core.c

diff --git a/gdb/core.c b/gdb/core.c
index 9126d94ddb6d7eb07413a18c6c19e6e864154c3d..134a9af5bd79a252e116459a89a26d9e5dbee439 100644 (file)
--- a/gdb/core.c
+++ b/gdb/core.c
@@ -136,7 +136,7 @@ memory_error (status, memaddr)
      int status;
      CORE_ADDR memaddr;
 {
-
+  /* FIXME-32x64--casting CORE_ADDR to unsigned long */
   if (status == EIO)
     {
       /* Actually, address between memaddr and memaddr + len
@@ -234,6 +234,46 @@ read_memory_unsigned_integer (memaddr, len)
   return extract_unsigned_integer (buf, len);
 }
 \f
+#if 0
+/* Enable after 4.12.  It is not tested.  */
+
+/* Search code.  Targets can just make this their search function, or
+   if the protocol has a less general search function, they can call this
+   in the cases it can't handle.  */
+void
+generic_search (len, data, mask, startaddr, increment, lorange, hirange
+               addr_found, data_found)
+     int len;
+     char *data;
+     char *mask;
+     CORE_ADDR startaddr;
+     int increment;
+     CORE_ADDR lorange;
+     CORE_ADDR hirange;
+     CORE_ADDR *addr_found;
+     char *data_found;
+{
+  int i;
+  CORE_ADDR curaddr = startaddr;
+
+  while (curaddr >= lorange && curaddr < hirange)
+    {
+      read_memory (curaddr, data_found, len);
+      for (i = 0; i < len; ++i)
+       if ((data_found[i] & mask[i]) != data[i])
+         goto try_again;
+      /* It matches.  */
+      *addr_found = curaddr;
+      return;
+
+    try_again:
+      curaddr += increment;
+    }
+  *addr_found = (CORE_ADDR)0;
+  return;
+}
+#endif /* 0 */
+\f
 /* The current default bfd target.  Points to storage allocated for
    gnutarget_string.  */
 char *gnutarget;