From 5876dc880e830e7ef132e4a7cf2f28345c583281 Mon Sep 17 00:00:00 2001 From: Luis Machado Date: Thu, 25 Oct 2007 20:30:26 +0000 Subject: [PATCH] * gdb.opt/clobbered-registers-O2.c: New testcase source file. * gdb.opt/clobbered-registers-O2.exp: New testcase expect file. * gdb.opt/Makefile.in: New makefile. * Makefile.in: Create new directory "gdb.opt". * configure.ac: Add "gdb.opt" directory. * configure: Regenerated. --- gdb/testsuite/ChangeLog | 9 ++++ gdb/testsuite/Makefile.in | 3 +- gdb/testsuite/configure | 3 +- gdb/testsuite/configure.ac | 4 +- gdb/testsuite/gdb.opt/Makefile.in | 24 +++++++++ gdb/testsuite/gdb.opt/clobbered-registers-O2.c | 41 +++++++++++++++ gdb/testsuite/gdb.opt/clobbered-registers-O2.exp | 65 ++++++++++++++++++++++++ 7 files changed, 145 insertions(+), 4 deletions(-) create mode 100644 gdb/testsuite/gdb.opt/Makefile.in create mode 100644 gdb/testsuite/gdb.opt/clobbered-registers-O2.c create mode 100644 gdb/testsuite/gdb.opt/clobbered-registers-O2.exp diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 4945c76..bab37e6 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,12 @@ +2007-10-25 Luis Machado + + * gdb.opt/clobbered-registers-O2.c: New testcase source file. + * gdb.opt/clobbered-registers-O2.exp: New testcase expect file. + * gdb.opt/Makefile.in: New makefile. + * Makefile.in: Create new directory "gdb.opt". + * configure.ac: Add "gdb.opt" directory. + * configure: Regenerated. + 2007-10-25 Doug Evans * gdb.cp/mb-ctor.exp: Check skip_cplus_tests. diff --git a/gdb/testsuite/Makefile.in b/gdb/testsuite/Makefile.in index 95f4f08..da94fd2 100644 --- a/gdb/testsuite/Makefile.in +++ b/gdb/testsuite/Makefile.in @@ -37,7 +37,8 @@ RPATH_ENVVAR = @RPATH_ENVVAR@ ALL_SUBDIRS = gdb.ada gdb.arch gdb.asm gdb.base gdb.cp gdb.disasm \ gdb.dwarf2 \ gdb.fortran gdb.server gdb.java gdb.mi \ - gdb.objc gdb.pascal gdb.threads gdb.trace gdb.xml \ + gdb.objc gdb.opt gdb.pascal gdb.threads gdb.trace \ + gdb.xml \ $(SUBDIRS) EXPECT = `if [ -f $${rootme}/../../expect/expect ] ; then \ diff --git a/gdb/testsuite/configure b/gdb/testsuite/configure index 3d33008..dd0be7c 100755 --- a/gdb/testsuite/configure +++ b/gdb/testsuite/configure @@ -3104,7 +3104,7 @@ done - ac_config_files="$ac_config_files Makefile gdb.ada/Makefile gdb.arch/Makefile gdb.asm/Makefile gdb.base/Makefile gdb.cp/Makefile gdb.disasm/Makefile gdb.dwarf2/Makefile gdb.fortran/Makefile gdb.server/Makefile gdb.java/Makefile gdb.mi/Makefile gdb.objc/Makefile gdb.pascal/Makefile gdb.threads/Makefile gdb.trace/Makefile gdb.xml/Makefile" + ac_config_files="$ac_config_files Makefile gdb.ada/Makefile gdb.arch/Makefile gdb.asm/Makefile gdb.base/Makefile gdb.cp/Makefile gdb.disasm/Makefile gdb.dwarf2/Makefile gdb.fortran/Makefile gdb.server/Makefile gdb.java/Makefile gdb.mi/Makefile gdb.objc/Makefile gdb.opt/Makefile gdb.pascal/Makefile gdb.threads/Makefile gdb.trace/Makefile gdb.xml/Makefile" cat >confcache <<\_ACEOF # This file is a shell script that caches the results of configure # tests run on this system so they can be shared between configure @@ -3668,6 +3668,7 @@ do "gdb.java/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.java/Makefile" ;; "gdb.mi/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.mi/Makefile" ;; "gdb.objc/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.objc/Makefile" ;; + "gdb.opt/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.opt/Makefile" ;; "gdb.threads/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.threads/Makefile" ;; "gdb.trace/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.trace/Makefile" ;; "gdb.xml/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.xml/Makefile" ;; diff --git a/gdb/testsuite/configure.ac b/gdb/testsuite/configure.ac index cc6f620..04d8773 100644 --- a/gdb/testsuite/configure.ac +++ b/gdb/testsuite/configure.ac @@ -116,5 +116,5 @@ AC_OUTPUT([Makefile \ gdb.cp/Makefile gdb.disasm/Makefile gdb.dwarf2/Makefile \ gdb.fortran/Makefile gdb.server/Makefile \ gdb.java/Makefile gdb.mi/Makefile gdb.modula2/Makefile \ - gdb.objc/Makefile gdb.pascal/Makefile gdb.threads/Makefile \ - gdb.trace/Makefile gdb.xml/Makefile]) + gdb.objc/Makefile gdb.opt/Makefile gdb.pascal/Makefile \ + gdb.threads/Makefile gdb.trace/Makefile gdb.xml/Makefile]) diff --git a/gdb/testsuite/gdb.opt/Makefile.in b/gdb/testsuite/gdb.opt/Makefile.in new file mode 100644 index 0000000..17fc130 --- /dev/null +++ b/gdb/testsuite/gdb.opt/Makefile.in @@ -0,0 +1,24 @@ +VPATH = @srcdir@ +srcdir = @srcdir@ + +EXECUTABLES = hello/hello + +MISCELLANEOUS = + +all info install-info dvi install uninstall installcheck check: + @echo "Nothing to be done for $@..." + +clean mostlyclean: + -find . -name '*.o' -print | xargs rm -f + -find . -name '*.ali' -print | xargs rm -f + -find . -name 'b~*.ad[sb]' -print | xargs rm -f + -rm -f *~ a.out xgdb *.x *.ci *.tmp + -rm -f *~ *.o a.out xgdb *.x *.ci *.tmp + -rm -f core core.coremaker coremaker.core corefile $(EXECUTABLES) + -rm -f $(MISCELLANEOUS) twice-tmp.c + +distclean maintainer-clean realclean: clean + -rm -f *~ core + -rm -f Makefile config.status config.log + -rm -f *-init.exp + -rm -fr *.log summary detail *.plog *.sum *.psum site.* diff --git a/gdb/testsuite/gdb.opt/clobbered-registers-O2.c b/gdb/testsuite/gdb.opt/clobbered-registers-O2.c new file mode 100644 index 0000000..c361a03 --- /dev/null +++ b/gdb/testsuite/gdb.opt/clobbered-registers-O2.c @@ -0,0 +1,41 @@ +/* This file is part of GDB, the GNU debugger. + + Copyright 2007 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 . */ + +#ifndef __GNUC__ +#define __attribute__(x) +#endif + +unsigned * __attribute__((noinline)) +start_sequence (unsigned * x, unsigned * y) +{ + return (unsigned *)0xdeadbeef; +}; + +unsigned __attribute__((noinline)) +gen_movsd (unsigned * operand0, unsigned * operand1) +{ + return *start_sequence(operand0, operand1); +} + +int main(void) +{ + unsigned x, y; + + x = 13; + y = 14; + return (int)gen_movsd (&x, &y); +} diff --git a/gdb/testsuite/gdb.opt/clobbered-registers-O2.exp b/gdb/testsuite/gdb.opt/clobbered-registers-O2.exp new file mode 100644 index 0000000..b0af9d6 --- /dev/null +++ b/gdb/testsuite/gdb.opt/clobbered-registers-O2.exp @@ -0,0 +1,65 @@ +# Copyright 2007 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 2 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, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +# This file is part of the gdb testsuite. + +if $tracelevel then { + strace $tracelevel +} + +# Test displaying call clobbered registers in optimized binaries. +# GDB should not show incorrect values. + +set testfile clobbered-registers-O2 +set srcfile ${testfile}.c +set binfile ${objdir}/${subdir}/${testfile} + +# What compiler are we using? +# +if [get_compiler_info ${binfile}] { + return -1 +} + +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [concat debug optimize=-O2 nowarnings]] != "" } { + untested clobbered-registers-O2.exp + return -1 +} + +# use this to debug: +#log_user 1 + +gdb_exit +gdb_start +gdb_reinitialize_dir $srcdir/$subdir +gdb_load ${binfile} + +if { ![runto start_sequence] } then { + fail "run to start_sequence" + return +} + +gdb_test "frame 1" "#1.*in gen_movsd.*" "Backtracing" + +gdb_test_multiple "print operand0" "print operand0" { + -re "\\\$$decimal = \r\n$gdb_prompt $" { pass "print operand0"} + -re "$hex\r\n$gdb_prompt $" { gdb_test "print *operand0" "13" "print operand0" } +} + +gdb_test_multiple "print operand1" "print operand1" { + -re "\\\$$decimal = \r\n$gdb_prompt $" { pass "print operand1"} + -re "$hex\r\n$gdb_prompt $" { gdb_test "print *operand1" "14" "print operand1" } +} + -- 2.7.4