diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 47258b3e15..f8c282b0f9 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2010-11-20 Jan Kratochvil + + * gdb.dwarf2/dw2-stack-boundary.exp: New file. + * gdb.dwarf2/dw2-stack-boundary.S: New file. + 2010-11-20 Jan Kratochvil * gdb.dwarf2/dw2-ada-ffffffff.S: New file. diff --git a/gdb/testsuite/gdb.dwarf2/dw2-stack-boundary.S b/gdb/testsuite/gdb.dwarf2/dw2-stack-boundary.S new file mode 100644 index 0000000000..7ecf6e0e95 --- /dev/null +++ b/gdb/testsuite/gdb.dwarf2/dw2-stack-boundary.S @@ -0,0 +1,68 @@ +/* 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 . */ + + .section .debug_info +debug_start: + .long debug_end - 1f /* Length of Compilation Unit Info */ +1: + .2byte 0x3 /* DWARF version number */ + .long .Ldebug_abbrev0 /* Offset Into Abbrev. Section */ + .byte 0x4 /* Pointer Size (in bytes) */ + .uleb128 0x1 /* (DIE (0xb) DW_TAG_compile_unit) */ + .ascii "GNU C 4.4.3\0" /* DW_AT_producer */ + .byte 0x1 /* DW_AT_language */ + .ascii "1.c\0" /* DW_AT_name */ + + .uleb128 0x4 /* (DW_TAG_variable) */ + .ascii "underflow\0" /* DW_AT_name */ + .2byte 2f - 1f /* DW_AT_location: DW_FORM_block2 */ +1: + .byte 0x22 /* DW_OP_plus */ +2: + + .uleb128 0x4 /* (DW_TAG_variable) */ + .ascii "overflow\0" /* DW_AT_name */ + .2byte 2f - 1f /* DW_AT_location: DW_FORM_block2 */ +1: + .fill 100, 1, 0x32 /* 100x DW_OP_lit2 */ + .byte 0x9f /* DW_OP_stack_value */ +2: + + .byte 0x0 /* end of children of CU */ +debug_end: + + .section .debug_abbrev +.Ldebug_abbrev0: + .uleb128 0x1 /* (abbrev code) */ + .uleb128 0x11 /* (TAG: DW_TAG_compile_unit) */ + .byte 0x1 /* DW_children_yes */ + .uleb128 0x25 /* (DW_AT_producer) */ + .uleb128 0x8 /* (DW_FORM_string) */ + .uleb128 0x13 /* (DW_AT_language) */ + .uleb128 0xb /* (DW_FORM_data1) */ + .uleb128 0x3 /* (DW_AT_name) */ + .uleb128 0x8 /* (DW_FORM_string) */ + .byte 0x0 + .byte 0x0 + .uleb128 0x4 /* (abbrev code) */ + .uleb128 0x34 /* (TAG: DW_TAG_variable) */ + .byte 0x0 /* DW_children_yes */ + .uleb128 0x3 /* (DW_AT_name) */ + .uleb128 0x8 /* (DW_FORM_string) */ + .uleb128 0x02 /* (DW_AT_location) */ + .uleb128 0x3 /* (DW_FORM_block2) */ + .byte 0x0 + .byte 0x0 + .byte 0x0 diff --git a/gdb/testsuite/gdb.dwarf2/dw2-stack-boundary.exp b/gdb/testsuite/gdb.dwarf2/dw2-stack-boundary.exp new file mode 100644 index 0000000000..90bc9dc9dc --- /dev/null +++ b/gdb/testsuite/gdb.dwarf2/dw2-stack-boundary.exp @@ -0,0 +1,52 @@ +# 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 . + +# 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-stack-boundary" +set srcfile ${testfile}.S +set executable ${testfile}.x +set binfile ${objdir}/${subdir}/${executable} + +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" object {}] != "" } { + return -1 +} + +gdb_exit +gdb_start +gdb_reinitialize_dir $srcdir/$subdir + +# From gdb_file_cmd: +if [is_remote host] { + set arg [remote_download host $binfile] + if { $arg == "" } { + perror "download failed" + return -1 + } +} +gdb_test_no_output "set complaints 100" +gdb_test "file $binfile" {Reading symbols from .*\.\.\.location description stack underflow\.\.\.location description stack overflow\.\.\.done\.} "check partial symtab errors" + +gdb_test "p underflow" {Asked for position 0 of stack, stack only has 0 elements on it\.} +gdb_test "p overflow" " = 2"