[SCM] archer-swagiaal-upstream: Merge branch 'master' into archer-swagiaal-upstream

[swagiaal@sourceware.org]

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- Log -----------------------------------------------------------------
commit 25a3eb227b99d9930890a41dd1dd116753d49a0a
Merge: 3238a2d 61f0884
Author: Sami Wagiaalla <swagiaal@redhat.com>
Date:   Wed Sep 15 15:44:53 2010 -0400

    Merge branch 'master' into archer-swagiaal-upstream

-----------------------------------------------------------------------

Summary of changes:
 bfd/ChangeLog                             |    4 +
 bfd/config.bfd                            |    2 +-
 bfd/version.h                             |    2 +-
 config/ChangeLog                          |    4 +
 config/dfp.m4                             |   53 +++
 gdb/ChangeLog                             |   92 +++++-
 gdb/breakpoint.c                          |   12 +-
 gdb/cli-out.c                             |   60 ++-
 gdb/cli-out.h                             |    9 +-
 gdb/cli/cli-logging.c                     |  121 +++++-
 gdb/config.in                             |    3 +
 gdb/configure                             |    2 +-
 gdb/configure.ac                          |    2 +-
 gdb/infrun.c                              |  257 ++++++------
 gdb/python/py-breakpoint.c                |    4 +-
 gdb/record.c                              |  609 -----------------------------
 gdb/ser-pipe.c                            |   12 +-
 gdb/testsuite/ChangeLog                   |   16 +
 gdb/testsuite/gdb.base/ui-redirect.exp    |   41 ++
 gdb/testsuite/gdb.base/watchpoint.exp     |   27 ++-
 gdb/testsuite/gdb.dwarf2/dw2-filename.S   |   53 +++
 gdb/testsuite/gdb.dwarf2/dw2-filename.exp |   44 ++
 gdb/version.in                            |    2 +-
 libdecnumber/ChangeLog                    |    7 +
 libdecnumber/Makefile.in                  |    1 +
 libdecnumber/aclocal.m4                   |    1 +
 libdecnumber/configure                    |   38 ++-
 libdecnumber/configure.ac                 |   38 +--
 28 files changed, 674 insertions(+), 842 deletions(-)
 create mode 100644 config/dfp.m4
 create mode 100644 gdb/testsuite/gdb.base/ui-redirect.exp
 create mode 100644 gdb/testsuite/gdb.dwarf2/dw2-filename.S
 create mode 100644 gdb/testsuite/gdb.dwarf2/dw2-filename.exp

First 500 lines of diff:
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 7edf390..26d45ff 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,7 @@
+2010-09-02  Richard Henderson  <rth@redhat.com>
+
+	* config.bfd (x86_64-*-mingw*): Select 32-bit pei vectors too.
+
 2010-09-01  Pedro Alves  <pedro@codesourcery.com>
 
 	* netbsd-core.c (netbsd_core_core_file_pid): Renamed to ...
diff --git a/bfd/config.bfd b/bfd/config.bfd
index 0bfb535..e42535f 100644
--- a/bfd/config.bfd
+++ b/bfd/config.bfd
@@ -634,7 +634,7 @@ case "${targ}" in
     ;;
   x86_64-*-mingw*)
     targ_defvec=x86_64pe_vec
-    targ_selvecs="x86_64pe_vec x86_64pei_vec bfd_elf64_x86_64_vec bfd_elf64_l1om_vec"
+    targ_selvecs="x86_64pe_vec x86_64pei_vec bfd_elf64_x86_64_vec bfd_elf64_l1om_vec i386pe_vec i386pei_vec bfd_elf32_i386_vec"
     want64=true
     targ_underscore=no
     ;;
diff --git a/bfd/version.h b/bfd/version.h
index d5cb1b3..df375d0 100644
--- a/bfd/version.h
+++ b/bfd/version.h
@@ -1,4 +1,4 @@
-#define BFD_VERSION_DATE 20100902
+#define BFD_VERSION_DATE 20100904
 #define BFD_VERSION @bfd_version@
 #define BFD_VERSION_STRING  @bfd_version_package@ @bfd_version_string@
 #define REPORT_BUGS_TO @report_bugs_to@
diff --git a/config/ChangeLog b/config/ChangeLog
index 22a3641..af06955 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,7 @@
+2010-09-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* dfp.m4: New file.
+
 2010-08-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
 	PR target/45084
diff --git a/config/dfp.m4 b/config/dfp.m4
new file mode 100644
index 0000000..4cace76
--- /dev/null
+++ b/config/dfp.m4
@@ -0,0 +1,53 @@
+dnl @synopsis GCC_AC_ENABLE_DECIMAL_FLOAT([target triplet])
+dnl
+dnl Enable C extension for decimal float if target supports it.
+dnl
+dnl @author Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+AC_DEFUN([GCC_AC_ENABLE_DECIMAL_FLOAT],
+[
+AC_ARG_ENABLE(decimal-float,
+[  --enable-decimal-float={no,yes,bid,dpd}
+			enable decimal float extension to C.  Selecting 'bid'
+			or 'dpd' choses which decimal floating point format
+			to use],
+[
+  case $enable_decimal_float in
+    yes | no | bid | dpd) ;;
+    *) AC_MSG_ERROR(['$enable_decimal_float' is an invalid value for --enable-decimal-float.
+Valid choices are 'yes', 'bid', 'dpd', and 'no'.]) ;;
+  esac
+],
+[
+  case $1 in
+    powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux* | s390*-*-linux*)
+      enable_decimal_float=yes
+      ;;
+    *)
+      AC_MSG_WARN(decimal float is not supported for this target, ignored)
+      enable_decimal_float=no
+      ;;
+  esac
+])
+
+# x86's use BID format instead of DPD
+case x$enable_decimal_float in
+  xyes)
+    case $1 in
+      i?86*-*-* | x86_64*-*-*)
+	enable_decimal_float=bid
+	;;
+      *)
+	enable_decimal_float=dpd
+	;;
+    esac
+    ;;
+  xno)
+    # ENABLE_DECIMAL_FLOAT is set to 0. But we have to have proper
+    # dependency on libdecnumber.
+    enable_decimal_float=dpd
+    ;;
+esac
+AC_SUBST(enable_decimal_float)
+
+])
\ No newline at end of file
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 2d2344c..f569efa 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,93 @@
+2010-09-04  Daniel Jacobowitz  <dan@codesourcery.com>
+
+	* breakpoint.c (can_use_hardware_watchpoint): Handle the first
+	value specially.
+
+2010-09-04  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	Code cleanup - split print_stop_reason.
+	* infrun.c (enum inferior_stop_reason): Remove.
+	(print_stop_reason): Remove by splitting into ...
+	(print_exited_reason, print_signal_exited_reason)
+	(print_no_history_reason, print_signal_received_reason)
+	(print_end_stepping_range_reason): ... these new functions.  Update
+	the preceding comment.
+	(handle_inferior_event): Change the calls to print_exited_reason,
+	print_signal_exited_reason, print_no_history_reason,
+	print_signal_received_reason, print_end_stepping_range_reason.
+	(handle_step_into_function, handle_step_into_function_backward):
+	Change the calls to print_end_stepping_range_reason.
+
+2010-09-03  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	* breakpoint.c (save_breakpoints): Use RETURN_MASK_ALL.
+	* cli-out.c: Include vec.h.
+	(cli_field_fmt, cli_spaces, cli_text, cli_message, cli_flush): New
+	variable stream, initialize it, use it.
+	(cli_redirect): New function comment.  Replace the stream and
+	original_stream fields by the new streams field.  Remove the
+	original_stream != NULL conditional, assert error on NULL instead.
+	(out_field_fmt, field_separator): New variable stream, initialize it, use it.
+	(cli_out_data_ctor): Assert non-NULL stream.  Replace the stream and
+	original_stream fields by the new streams field.
+	(cli_out_set_stream): Replace the stream field by the new streams
+	field.
+	* cli-out.h: Include vec.h.
+	(ui_filep): New typedef, call DEF_VEC_P for it.
+	(struct cli_ui_out_data): Replace the stream and original_stream
+	fields by the new streams field.
+	* cli/cli-logging.c (set_logging_redirect): Call ui_out_redirect with
+	NULL first.  Extend the comment.
+	(handle_redirections): Call ui_out_redirect with output.
+	* python/py-breakpoint.c (bppy_get_commands): Move ui_out_redirect
+	calls outside of the TRY_CATCH block.
+
+2010-09-03  Joel Brobecker  <brobecker@adacore.com>
+
+	GDB 7.2 released.
+
+2010-09-02  Joel Brobecker  <brobecker@adacore.com>
+
+	Back out the following change:
+	| 2010-06-29  Hui Zhu  <teawater@gmail.com>
+	| * record.c (set_record_pic_cmdlist,
+	| show_record_pic_cmdlist): New variables.
+	| (set_record_pic_command,
+	| show_record_pic_command): New functions.
+	| (record_pic_function, record_pic_line, record_pic_enum,
+	| set_record_pic_type, record_pic_hide_nofunction,
+	| record_pic_hide_nosource, record_pic_hide_same): New variables.
+	| (record_pic_fputs): New function.
+	| (function_list, node_list, edge_list): New struct.
+	| (function_list, node_list, edge_list): New variables.
+	| (record_pic_cleanups, record_pic_node,
+	| record_pic_edge, cmd_record_pic): New functions.
+	| (_initialize_record): Add new commands for record pic.
+
+2010-09-02  Daniel Jacobowitz  <dan@codesourcery.com>
+
+	* config.in, configure: Regenerated.
+	* configure.ac: Check for waitpid.
+	* ser-pipe.c (pipe_close): Wait for the program to exit.
+
+2010-09-02  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	* cli/cli-logging.c: Include gdb_assert.h.
+	(set_logging_overwrite): New function.
+	(logging_redirect): New comment.
+	(logging_no_redirect_file, set_logging_redirect)
+	(pop_output_files) <logging_no_redirect_file>: New.
+	(handle_redirections) <!logging_redirect>: New variable
+	no_redirect_file.  Remove file autoclose for tee_file_new.  No longer
+	discard cleanup for the close of former OUTPUT.  Set
+	LOGGING_NO_REDIRECT_FILE.
+	(handle_redirections) <logging_redirect>: gdb_assert
+	LOGGING_NO_REDIRECT_FILE.
+	(show_logging_command) <logging_redirect handling>: Adjust messages
+	for SAVED_FILENAME not NULL.
+	(_initialize_cli_logging): Install set_logging_overwrite and
+	set_logging_redirect.
+
 2010-09-02  Jan Kratochvil  <jan.kratochvil@redhat.com>
 
 	* iq2000-tdep.c (iq2000_scan_prologue): Initialize SAL.END.
@@ -576,7 +666,7 @@
 
 2010-08-13  Jan Kratochvil  <jan.kratochvil@redhat.com>
 
-	* cli-logging.c (logging_overwrite, logging_redirect): Make them
+	* cli/cli-logging.c (logging_overwrite, logging_redirect): Make them
 	static.
 
 2010-08-13  Ken Werner  <ken.werner@de.ibm.com>
diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c
index a034d6a..1d3f7fc 100644
--- a/gdb/breakpoint.c
+++ b/gdb/breakpoint.c
@@ -8327,10 +8327,12 @@ can_use_hardware_watchpoint (struct value *v)
     {
       if (VALUE_LVAL (v) == lval_memory)
 	{
-	  if (value_lazy (v))
-	    /* A lazy memory lvalue is one that GDB never needed to fetch;
-	       we either just used its address (e.g., `a' in `a.b') or
-	       we never needed it at all (e.g., `a' in `a,b').  */
+	  if (v != head && value_lazy (v))
+	    /* A lazy memory lvalue in the chain is one that GDB never
+	       needed to fetch; we either just used its address (e.g.,
+	       `a' in `a.b') or we never needed it at all (e.g., `a'
+	       in `a,b').  This doesn't apply to HEAD; if that is
+	       lazy then it was not readable, but watch it anyway.  */
 	    ;
 	  else
 	    {
@@ -11487,7 +11489,7 @@ save_breakpoints (char *filename, int from_tty,
 	fprintf_unfiltered (fp, "  commands\n");
 	
 	ui_out_redirect (uiout, fp);
-	TRY_CATCH (ex, RETURN_MASK_ERROR)
+	TRY_CATCH (ex, RETURN_MASK_ALL)
 	  {
 	    print_command_lines (uiout, tp->commands->commands, 2);
 	  }
diff --git a/gdb/cli-out.c b/gdb/cli-out.c
index de0559f..7867311 100644
--- a/gdb/cli-out.c
+++ b/gdb/cli-out.c
@@ -26,6 +26,7 @@
 #include "cli-out.h"
 #include "gdb_string.h"
 #include "gdb_assert.h"
+#include "vec.h"
 
 typedef struct cli_ui_out_data cli_out_data;
 
@@ -224,11 +225,13 @@ cli_field_fmt (struct ui_out *uiout, int fldno,
 	       va_list args)
 {
   cli_out_data *data = ui_out_data (uiout);
+  struct ui_file *stream;
 
   if (data->suppress_output)
     return;
 
-  vfprintf_filtered (data->stream, format, args);
+  stream = VEC_last (ui_filep, data->streams);
+  vfprintf_filtered (stream, format, args);
 
   if (align != ui_noalign)
     field_separator ();
@@ -238,20 +241,26 @@ static void
 cli_spaces (struct ui_out *uiout, int numspaces)
 {
   cli_out_data *data = ui_out_data (uiout);
+  struct ui_file *stream;
 
   if (data->suppress_output)
     return;
-  print_spaces_filtered (numspaces, data->stream);
+
+  stream = VEC_last (ui_filep, data->streams);
+  print_spaces_filtered (numspaces, stream);
 }
 
 static void
 cli_text (struct ui_out *uiout, const char *string)
 {
   cli_out_data *data = ui_out_data (uiout);
+  struct ui_file *stream;
 
   if (data->suppress_output)
     return;
-  fputs_filtered (string, data->stream);
+
+  stream = VEC_last (ui_filep, data->streams);
+  fputs_filtered (string, stream);
 }
 
 static void ATTRIBUTE_PRINTF (3, 0)
@@ -262,8 +271,13 @@ cli_message (struct ui_out *uiout, int verbosity,
 
   if (data->suppress_output)
     return;
+
   if (ui_out_get_verblvl (uiout) >= verbosity)
-    vfprintf_unfiltered (data->stream, format, args);
+    {
+      struct ui_file *stream = VEC_last (ui_filep, data->streams);
+
+      vfprintf_unfiltered (stream, format, args);
+    }
 }
 
 static void
@@ -280,25 +294,24 @@ static void
 cli_flush (struct ui_out *uiout)
 {
   cli_out_data *data = ui_out_data (uiout);
+  struct ui_file *stream = VEC_last (ui_filep, data->streams);
 
-  gdb_flush (data->stream);
+  gdb_flush (stream);
 }
 
+/* OUTSTREAM as non-NULL will push OUTSTREAM on the stack of output streams
+   and make it therefore active.  OUTSTREAM as NULL will pop the last pushed
+   output stream; it is an internal error if it does not exist.  */
+
 static int
 cli_redirect (struct ui_out *uiout, struct ui_file *outstream)
 {
   cli_out_data *data = ui_out_data (uiout);
 
   if (outstream != NULL)
-    {
-      data->original_stream = data->stream;
-      data->stream = outstream;
-    }
-  else if (data->original_stream != NULL)
-    {
-      data->stream = data->original_stream;
-      data->original_stream = NULL;
-    }
+    VEC_safe_push (ui_filep, data->streams, outstream);
+  else
+    VEC_pop (ui_filep, data->streams);
 
   return 0;
 }
@@ -315,10 +328,11 @@ out_field_fmt (struct ui_out *uiout, int fldno,
 	       const char *format,...)
 {
   cli_out_data *data = ui_out_data (uiout);
+  struct ui_file *stream = VEC_last (ui_filep, data->streams);
   va_list args;
 
   va_start (args, format);
-  vfprintf_filtered (data->stream, format, args);
+  vfprintf_filtered (stream, format, args);
 
   va_end (args);
 }
@@ -329,8 +343,9 @@ static void
 field_separator (void)
 {
   cli_out_data *data = ui_out_data (uiout);
+  struct ui_file *stream = VEC_last (ui_filep, data->streams);
 
-  fputc_filtered (' ', data->stream);
+  fputc_filtered (' ', stream);
 }
 
 /* This is the CLI ui-out implementation functions vector */
@@ -364,8 +379,11 @@ struct ui_out_impl cli_ui_out_impl =
 void
 cli_out_data_ctor (cli_out_data *self, struct ui_file *stream)
 {
-  self->stream = stream;
-  self->original_stream = NULL;
+  gdb_assert (stream != NULL);
+
+  self->streams = NULL;
+  VEC_safe_push (ui_filep, self->streams, stream);
+
   self->suppress_output = 0;
 }
 
@@ -385,8 +403,10 @@ struct ui_file *
 cli_out_set_stream (struct ui_out *uiout, struct ui_file *stream)
 {
   cli_out_data *data = ui_out_data (uiout);
-  struct ui_file *old = data->stream;
+  struct ui_file *old;
+  
+  old = VEC_pop (ui_filep, data->streams);
+  VEC_quick_push (ui_filep, data->streams, stream);
 
-  data->stream = stream;
   return old;
 }
diff --git a/gdb/cli-out.h b/gdb/cli-out.h
index b4cdd82..75875c4 100644
--- a/gdb/cli-out.h
+++ b/gdb/cli-out.h
@@ -22,14 +22,19 @@
 #define CLI_OUT_H
 
 #include "ui-out.h"
+#include "vec.h"
+
+/* Used for cli_ui_out_data->streams.  */
+
+typedef struct ui_file *ui_filep;
+DEF_VEC_P (ui_filep);
 
 /* These are exported so that they can be extended by other `ui_out'
    implementations, like TUI's.  */
 
 struct cli_ui_out_data
   {
-    struct ui_file *stream;
-    struct ui_file *original_stream;
+    VEC (ui_filep) *streams;
     int suppress_output;
   };
 
diff --git a/gdb/cli/cli-logging.c b/gdb/cli/cli-logging.c
index af63dcc..fc486d3 100644
--- a/gdb/cli/cli-logging.c
+++ b/gdb/cli/cli-logging.c
@@ -21,6 +21,7 @@
 #include "defs.h"
 #include "gdbcmd.h"
 #include "ui-out.h"
+#include "gdb_assert.h"
 
 #include "gdb_string.h"
 
@@ -46,6 +47,15 @@ show_logging_filename (struct ui_file *file, int from_tty,
 }
 
 static int logging_overwrite;
+
+static void
+set_logging_overwrite (char *args, int from_tty, struct cmd_list_element *c)
+{
+  if (saved_filename)
+    warning (_("Currently logging to %s.  Turn the logging off and on to "
+	       "make the new setting effective."), saved_filename);
+}
+
 static void
 show_logging_overwrite (struct ui_file *file, int from_tty,
 			struct cmd_list_element *c, const char *value)
@@ -55,7 +65,72 @@ Whether logging overwrites or appends to the log file is %s.\n"),
 		    value);
 }
 
+/* Value as configured by the user.  */
 static int logging_redirect;
+
+/* The on-disk file in use if logging is currently active together with
+   redirection turned off (and therefore using tee_file_new).  For active
+   logging with redirection the on-disk file is directly in GDB_STDOUT and
+   this variable is NULL.  */
+static struct ui_file *logging_no_redirect_file;
+
+static void
+set_logging_redirect (char *args, int from_tty, struct cmd_list_element *c)
+{
+  struct cleanup *cleanups = NULL;
+  struct ui_file *output, *new_logging_no_redirect_file;
+
+  if (saved_filename == NULL
+      || (logging_redirect != 0 && logging_no_redirect_file == NULL)
+      || (logging_redirect == 0 && logging_no_redirect_file != NULL))
+    return;
+
+  if (logging_redirect != 0)
+    {
+      gdb_assert (logging_no_redirect_file != NULL);
+
+      /* ui_out_redirect still has not been called for next gdb_stdout.  */
+      cleanups = make_cleanup_ui_file_delete (gdb_stdout);
+
+      output = logging_no_redirect_file;
+      new_logging_no_redirect_file = NULL;
+
+      if (from_tty)
+	fprintf_unfiltered (saved_output.out, "Redirecting output to %s.\n",
+			    logging_filename);
+    }
+  else
+    {
+      gdb_assert (logging_no_redirect_file == NULL);
+      output = tee_file_new (saved_output.out, 0, gdb_stdout, 0);
+      if (output == NULL)
+	perror_with_name (_("set logging"));
+      new_logging_no_redirect_file = gdb_stdout;


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