54 lines
1.7 KiB
Text
54 lines
1.7 KiB
Text
# Copyright 2009-2012 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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load_lib dwarf.exp
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# Test DW_OP_call_frame_cfa.
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# This test can only be run on targets which support DWARF-2 and use gas.
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if {![dwarf2_support]} {
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return 0
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}
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# This test can only be run on x86 targets.
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if {![is_x86_like_target]} {
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return 0
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}
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set testfile "callframecfa"
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set srcfile ${testfile}.S
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set binfile ${objdir}/${subdir}/${testfile}.x
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable \
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[list {additional_flags=-nostdlib}]] != "" } {
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return -1
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}
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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if ![runto_main] {
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return -1
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}
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gdb_test "break *func" "Breakpoint 2.*" "set breakpoint for call-frame-cfa"
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gdb_continue_to_breakpoint "continue to breakpoint for call-frame-cfa"
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gdb_test "display arg" "arg = 77" "set display for call-frame-cfa"
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# We know how many instructions are in the function. Note that we
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# can't handle the "ret" instruction due to the epilogue unwinder.
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for {set i 1} {$i < 5} {incr i} {
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gdb_test "si" "arg = 77" "step $i for call-frame-cfa"
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}
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