gdb/testsuite/

	* gdb.dwarf2/dw2-stack-boundary.exp: New file.
	* gdb.dwarf2/dw2-stack-boundary.S: New file.

diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 47258b3e150e57556e323723dd537aeeef2affee..f8c282b0f94472655dd7dd37b52f5d9789bc8436 100644 (file)
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2010-11-20  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * gdb.dwarf2/dw2-stack-boundary.exp: New file.
+       * gdb.dwarf2/dw2-stack-boundary.S: New file.
+
 2010-11-20  Jan Kratochvil  <jan.kratochvil@redhat.com>
 
        * 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 (file)
index 0000000..7ecf6e0
--- /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 <http://www.gnu.org/licenses/>.  */
+
+       .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 (file)
index 0000000..90bc9dc
--- /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 <http://www.gnu.org/licenses/>.
+
+# 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"