gdb/

	Entry values NEWS entries, DWARF disassembly support.
	* NEWS: New entry values entry.
	(set print entry-values, show print entry-values)
	(set debug entry-values, show debug entry-values): New entries.
	* dwarf2loc.c (disassemble_dwarf_expression): New parameters start and
	indent.  Remove variable start.  Move header printing out.  Respect
	INDENT.  Support DW_OP_GNU_entry_value.
	(locexpr_describe_location_1): Move the header printing here, extend
	the disassemble_dwarf_expression passed parameters.

gdb/testsuite/
	* gdb.arch/amd64-entry-value.s: New file.
	* gdb.mi/mi2-amd64-entry-value.s: New file.

1 files changed, 17 insertions, 0 deletions

diff --git a/gdb/NEWS b/gdb/NEWS
index cd52d39..ee80588 100644
--- a/gdb/NEWS
+++ b/gdb/NEWS
@@ -83,6 +83,10 @@
 
 * New commands "info macros", and "info definitions" have been added.
 
+* New function parameters suffix @entry specifies value of function parameter
+  at the time the function got called.  Entry values are available only since
+  gcc version 4.7.
+
 * Changed commands
 
 watch EXPRESSION mask MASK_VALUE
@@ -100,6 +104,19 @@ info auto-load-scripts [REGEXP]
   begin, assuming that tracepoints will be enabled as needed while the trace
   is running.
 
+* New options
+
+set print entry-values (both|compact|default|if-needed|no|only|preferred)
+show print entry-values
+  Set printing of frame argument values at function entry.  In some cases
+  GDB can determine the value of function argument which was passed by the
+  function caller, even if the value was modified inside the called function.
+
+set debug entry-values
+show debug entry-values
+  Control display of debugging info for determining frame argument values at
+  function entry and virtual tail call frames.
+
 * New remote packets
 
 QTEnable