2007-06-13 Claudio Fontana <claudio.fontana@gmail.com>

[deliverable/binutils-gdb.git] / gdb / expression.h

diff --git a/gdb/expression.h b/gdb/expression.h
index dd6184a171fd8540613069fbfab655b3f5089ff7..bc1fa3b25a107c9832ab577e782e61a91f376820 100644 (file)
--- a/gdb/expression.h
+++ b/gdb/expression.h
@@ -1,7 +1,7 @@
 /* Definitions for expressions stored in reversed prefix form, for GDB.
 
-   Copyright (C) 1986, 1989, 1992, 1994, 2000, 2003, 2005 Free Software
-   Foundation, Inc.
+   Copyright (C) 1986, 1989, 1992, 1994, 2000, 2003, 2005, 2007
+   Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -166,9 +166,8 @@ enum exp_opcode
        With another OP_LAST at the end, this makes three exp_elements.  */
     OP_LAST,
 
-    /* OP_REGISTER is followed by an integer in the next exp_element.
-       This is the number of a register to fetch (as an int).
-       With another OP_REGISTER at the end, this makes three exp_elements.  */
+    /* OP_REGISTER is followed by a string in the next exp_element.
+       This is the name of a register to fetch.  */
     OP_REGISTER,
 
     /* OP_INTERNALVAR is followed by an internalvar ptr in the next exp_element.
@@ -234,6 +233,13 @@ enum exp_opcode
        following subexpression.  */
     UNOP_MEMVAL,
 
+    /* UNOP_MEMVAL_TLS is followed by a `struct objfile' pointer in the next
+       exp_element and a type pointer in the following exp_element.
+       With another UNOP_MEMVAL_TLS at the end, this makes four exp_elements.
+       It casts the contents of the word offsetted by the value of the
+       following subexpression from the TLS specified by `struct objfile'.  */
+    UNOP_MEMVAL_TLS,
+
     /* UNOP_... operate on one value from a following subexpression
        and replace it with a result.  They take no immediate arguments.  */
 
@@ -318,9 +324,6 @@ enum exp_opcode
     /* An un-looked-up identifier. */
     OP_NAME,
 
-    /* An unparsed expression.  Used for Scheme (for now at least) */
-    OP_EXPRSTRING,
-
     /* An Objective C Foundation Class NSString constant */
     OP_OBJC_NSSTRING,
 
@@ -360,6 +363,7 @@ union exp_element
     struct type *type;
     struct internalvar *internalvar;
     struct block *block;
+    struct objfile *objfile;
   };
 
 struct expression