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author | Paul Pluzhnikov <ppluzhnikov@google.com> | 2009-06-30 16:22:59 +0000 |
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committer | Paul Pluzhnikov <ppluzhnikov@google.com> | 2009-06-30 16:22:59 +0000 |
commit | 2fd481e1eabba97b05cb5dbd458b2687798f872f (patch) | |
tree | 63f8b27aac33cda0692a1ea690dc5597240cb874 /gdb/testsuite | |
parent | c38f313db7f8010841c0436444b6bde74004a3a3 (diff) | |
download | gdb-2fd481e1eabba97b05cb5dbd458b2687798f872f.zip gdb-2fd481e1eabba97b05cb5dbd458b2687798f872f.tar.gz gdb-2fd481e1eabba97b05cb5dbd458b2687798f872f.tar.bz2 |
ChangeLog:
2009-06-30 Paul Pluzhnikov <ppluzhnikov@google.com>
gdb/10275
* dwarf2-frame.c (dwarf2_frame_state): Move cfa_offset, cfa_reg,
cfa_how and cfa_exp into regs and adjust users.
testsuite/ChangeLog:
2009-06-30 Paul Pluzhnikov <ppluzhnikov@google.com>
gdb/10275
* gdb.dwarf2/dw2-restore.{S,exp}: New test.
Diffstat (limited to 'gdb/testsuite')
-rw-r--r-- | gdb/testsuite/ChangeLog | 5 | ||||
-rw-r--r-- | gdb/testsuite/gdb.dwarf2/dw2-restore.S | 50 | ||||
-rw-r--r-- | gdb/testsuite/gdb.dwarf2/dw2-restore.exp | 37 |
3 files changed, 92 insertions, 0 deletions
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index d08158e..a9436f4 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2009-06-30 Paul Pluzhnikov <ppluzhnikov@google.com> + + gdb/10275 + * gdb.dwarf2/dw2-restore.{S,exp}: New test. + 2009-06-30 Daniel Jacobowitz <dan@codesourcery.com> * gdb.opt/inline-locals.exp: Remove XFAIL with duplicated arg1. diff --git a/gdb/testsuite/gdb.dwarf2/dw2-restore.S b/gdb/testsuite/gdb.dwarf2/dw2-restore.S new file mode 100644 index 0000000..c268dac --- /dev/null +++ b/gdb/testsuite/gdb.dwarf2/dw2-restore.S @@ -0,0 +1,50 @@ +/* + Copyright 2009 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/>. + */ + +/* Compile with "gcc -nostdlib dw2-restore.S" */ + + .text + .globl _start + .func _start +_start: call foo + mov $0,%rax + ret + .endfunc + + .func foo +foo: .cfi_startproc + push %rbp + .cfi_adjust_cfa_offset 8 + mov %rsp,%rbp + .cfi_def_cfa_register %rbp + + .cfi_remember_state + jmp 2f + +1: mov %rbp,%rsp + .cfi_restore %rbp + pop %rbp + .cfi_adjust_cfa_offset -8 + .cfi_def_cfa_register %rsp + ret + + .cfi_restore_state +2: movq $0,%rax + movq $0,(%rax) /* crash here */ + jmp 1b + .cfi_endproc + .endfunc diff --git a/gdb/testsuite/gdb.dwarf2/dw2-restore.exp b/gdb/testsuite/gdb.dwarf2/dw2-restore.exp new file mode 100644 index 0000000..78994c1 --- /dev/null +++ b/gdb/testsuite/gdb.dwarf2/dw2-restore.exp @@ -0,0 +1,37 @@ +# Copyright 2009 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/>. + +# Test handling of DW_CFA_restore_state. + +# This test can only be run on x86_64 targets. +if {![istarget x86_64-*]} { + return 0 +} +set testfile "dw2-restore" +set srcfile ${testfile}.S +set binfile ${objdir}/${subdir}/${testfile}.x + +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable \ + [list {additional_flags=-nostdlib}]] != "" } { + return -1 +} + +gdb_exit +gdb_start +gdb_reinitialize_dir $srcdir/$subdir +gdb_load ${binfile} + +gdb_test "run" "" +gdb_test "where" ".*$hex in foo ().+$hex in _start ().*" |