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Revert:
	2010-05-21  Pierre Muller  <muller@ics.u-strasbg.fr>
	* dwarf2read.c (new_symbol): Handle DW_AT_variable_parameter
	attribute.

gdb/testsuite/
	* dw2-ifort-parameter-debug.S: New file.
	* dw2-ifort-parameter.c: New file.
	* dw2-ifort-parameter.exp: New file.
This commit is contained in:
Jan Kratochvil 2011-09-01 07:17:46 +00:00
parent 943ca1dd02
commit 9655e94382
6 changed files with 206 additions and 8 deletions
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7
gdb/ChangeLog
View File

@ -1,3 +1,10 @@
2011-09-01 Jan Kratochvil <jan.kratochvil@redhat.com>
Revert:
2010-05-21 Pierre Muller <muller@ics.u-strasbg.fr>
* dwarf2read.c (new_symbol): Handle DW_AT_variable_parameter
attribute.
2011-08-29 Yao Qi <yao@codesourcery.com>
* solib-dsbt.c (bfd_lookup_symbol): Removed.

8
gdb/dwarf2read.c
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@ -11578,14 +11578,6 @@ new_symbol_full (struct die_info *die, struct type *type, struct dwarf2_cu *cu,
{
dwarf2_const_value (attr, sym, cu);
}
attr = dwarf2_attr (die, DW_AT_variable_parameter, cu);
if (attr && DW_UNSND (attr))
{
struct type *ref_type;
ref_type = lookup_reference_type (SYMBOL_TYPE (sym));
SYMBOL_TYPE (sym) = ref_type;
}
list_to_add = cu->list_in_scope;
break;

6
gdb/testsuite/ChangeLog
View File

@ -1,3 +1,9 @@
2011-09-01 Jan Kratochvil <jan.kratochvil@redhat.com>
* dw2-ifort-parameter-debug.S: New file.
* dw2-ifort-parameter.c: New file.
* dw2-ifort-parameter.exp: New file.
2011-08-26 Jan Kratochvil <jan.kratochvil@redhat.com>
* gdb.base/commands.exp (error_clears_commands_left): New function.

122
gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter-debug.S Normal file
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@ -0,0 +1,122 @@
/* This testcase is part of GDB, the GNU debugger.
Copyright 2010 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
.section .debug_info
.Lcu1_begin:
/* CU header */
.4byte .Lcu1_end - .Lcu1_start /* Length of Compilation Unit */
.Lcu1_start:
.2byte 2 /* DWARF Version */
.4byte .Labbrev1_begin /* Offset into abbrev section */
.byte 4 /* Pointer size */
/* CU die */
.uleb128 1 /* Abbrev: DW_TAG_compile_unit */
.ascii "file1.txt\0" /* DW_AT_name */
.ascii "GNU C 3.3.3\0" /* DW_AT_producer */
.byte 1 /* DW_AT_language (C) */
.4byte func /* DW_AT_low_pc */
.4byte main /* DW_AT_high_pc */
.uleb128 2 /* Abbrev: DW_TAG_subprogram */
.byte 1 /* DW_AT_external */
.ascii "func\0" /* DW_AT_name */
.4byte func /* DW_AT_low_pc */
.4byte main /* DW_AT_high_pc */
.uleb128 3 /* Abbrev: DW_TAG_formal_parameter */
.ascii "param\0" /* DW_AT_name */
.byte 1 /* DW_AT_variable_parameter */
.4byte .Ltype_int - .Lcu1_begin /* DW_AT_type */
.byte 2f - 1f /* DW_AT_location */
1: .byte 3 /* DW_OP_addr */
.4byte ptr /* <addr> */
.byte 0x6 /* DW_OP_deref */
2:
.byte 0 /* End of children of func */
.Ltype_int:
.uleb128 4 /* Abbrev: DW_TAG_base_type */
.ascii "int\0" /* DW_AT_name */
.byte 4 /* DW_AT_byte_size */
.byte 5 /* DW_AT_encoding */
.byte 0 /* End of children of CU */
.Lcu1_end:
/* Abbrev table */
.section .debug_abbrev
.Labbrev1_begin:
.uleb128 1 /* Abbrev code */
.uleb128 0x11 /* DW_TAG_compile_unit */
.byte 1 /* has_children */
.uleb128 0x3 /* DW_AT_name */
.uleb128 0x8 /* DW_FORM_string */
.uleb128 0x25 /* DW_AT_producer */
.uleb128 0x8 /* DW_FORM_string */
.uleb128 0x13 /* DW_AT_language */
.uleb128 0xb /* DW_FORM_data1 */
.uleb128 0x11 /* DW_AT_low_pc */
.uleb128 0x1 /* DW_FORM_addr */
.uleb128 0x12 /* DW_AT_high_pc */
.uleb128 0x1 /* DW_FORM_addr */
.byte 0x0 /* Terminator */
.byte 0x0 /* Terminator */
.uleb128 2 /* Abbrev code */
.uleb128 0x2e /* DW_TAG_subprogram */
.byte 1 /* has_children */
.uleb128 0x3f /* DW_AT_external */
.uleb128 0xc /* DW_FORM_flag */
.uleb128 0x3 /* DW_AT_name */
.uleb128 0x8 /* DW_FORM_string */
.uleb128 0x11 /* DW_AT_low_pc */
.uleb128 0x1 /* DW_FORM_addr */
.uleb128 0x12 /* DW_AT_high_pc */
.uleb128 0x1 /* DW_FORM_addr */
.byte 0x0 /* Terminator */
.byte 0x0 /* Terminator */
.uleb128 3 /* Abbrev code */
.uleb128 0x05 /* DW_TAG_formal_parameter */
.byte 0 /* has_children */
.uleb128 0x3 /* DW_AT_name */
.uleb128 0x8 /* DW_FORM_string */
.uleb128 0x4b /* DW_AT_variable_parameter */
.uleb128 0xb /* DW_FORM_data1 */
.uleb128 0x49 /* DW_AT_type */
.uleb128 0x13 /* DW_FORM_ref4 */
.uleb128 0x2 /* DW_AT_location */
.uleb128 0xa /* DW_FORM_block1 */
.byte 0x0 /* Terminator */
.byte 0x0 /* Terminator */
.uleb128 4 /* Abbrev code */
.uleb128 0x24 /* DW_TAG_base_type */
.byte 0 /* has_children */
.uleb128 0x3 /* DW_AT_name */
.uleb128 0x8 /* DW_FORM_string */
.uleb128 0xb /* DW_AT_byte_size */
.uleb128 0xb /* DW_FORM_data1 */
.uleb128 0x3e /* DW_AT_encoding */
.uleb128 0xb /* DW_FORM_data1 */
.byte 0x0 /* Terminator */
.byte 0x0 /* Terminator */
.byte 0x0 /* Terminator */
.byte 0x0 /* Terminator */

31
gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter.c Normal file
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@ -0,0 +1,31 @@
/* This testcase is part of GDB, the GNU debugger.
Copyright 2010 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
int value = 0xdeadf00d;
int *ptr = &value;
void
func (void)
{
}
int
main (void)
{
func ();
return 0;
}

40
gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter.exp Normal file
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@ -0,0 +1,40 @@
# Copyright 2010 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Verify DW_AT_variable_parameter does not modify the data structures meaning
# for GDB, as being used by iFort.
# This test can only be run on targets which support DWARF-2 and use gas.
# For now pick a sampling of likely targets.
if {![istarget *-*-linux*]
&& ![istarget *-*-gnu*]
&& ![istarget *-*-elf*]
&& ![istarget *-*-openbsd*]
&& ![istarget arm-*-eabi*]
&& ![istarget powerpc-*-eabi*]} {
return 0
}
set testfile "dw2-ifort-parameter"
if { [prepare_for_testing ${testfile}.exp ${testfile} [list ${testfile}.c ${testfile}-debug.S] {nodebug}] } {
return -1
}
if ![runto func] {
return -1
}
gdb_test "p/x param" " = 0xdeadf00d"