* dwarf2read.c (read_str_index): Delete arg cu. All callers updated.

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

diff --git a/gdb/ax.h b/gdb/ax.h
index 368f727c48e5371210cba1555b896c12813a92d9..9fcb40ae8b0eeec92608e0bb2377919ea0e460a1 100644 (file)
--- a/gdb/ax.h
+++ b/gdb/ax.h
@@ -1,5 +1,5 @@
 /* Definitions for expressions designed to be executed on the agent
-   Copyright (C) 1998-2000, 2007-2012 Free Software Foundation, Inc.
+   Copyright (C) 1998-2014 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -143,6 +143,23 @@ struct agent_expr
     */
     int reg_mask_len;
     unsigned char *reg_mask;
+
+    /* For the data tracing facility, we need to insert `trace' bytecodes
+       before each data fetch; this records all the memory that the
+       expression touches in the course of evaluation, so that memory will
+       be available when the user later tries to evaluate the expression
+       in GDB.
+
+       Setting the flag 'tracing' to non-zero enables the code that
+       emits the trace bytecodes at the appropriate points.  */
+
+    unsigned int tracing : 1;
+
+    /* This indicates that pointers to chars should get an added
+       tracenz bytecode to record nonzero bytes, up to a length that
+       is the value of trace_string.  */
+
+    int trace_string;
   };
 
 /* Pointer to an agent_expr structure.  */
@@ -221,7 +238,7 @@ extern void ax_reg_mask (struct agent_expr *ax, int reg);
 extern void ax_tsv (struct agent_expr *expr, enum agent_op op, int num);
 
 /* Append a string to the bytecode stream.  */
-extern void ax_string (struct agent_expr *x, char *str, int slen);
+extern void ax_string (struct agent_expr *x, const char *str, int slen);
 \f
 
 /* Functions for printing out expressions, and otherwise debugging