1# Copyright 2013-2015 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program. If not, see <http://www.gnu.org/licenses/>. 15load_lib dwarf.exp 16 17# This test can only be run on targets which support DWARF-2 and use gas. 18if {![dwarf2_support]} { 19 return 0 20} 21 22# This test can only be run on x86_64 targets. 23if {![istarget "x86_64-*-*"] || ![is_lp64_target]} { 24 return 0 25} 26 27standard_testfile .S 28 29if { [prepare_for_testing $testfile.exp $testfile $srcfile {nodebug}] } { 30 return -1 31} 32 33if ![runto stop_frame] { 34 perror "Failed to stop in stop_frame" 35 return -1 36} 37 38gdb_test "bt" "#0 (0x\[0-9a-f\]+ in )?stop_frame \[^\r\n\]*\r\n#1 \[^\r\n\]*first_frame \[^\r\n\]*\r\n#2 \[^\r\n\]*main\[^\r\n\]*" \ 39 "backtrace from stop_frame" 40 41for {set f 0} {$f < 3} {incr f} { 42 if {${f} == 0} { 43 set pattern_rax_rbx_rcx_print "$hex" 44 set pattern_rax_rbx_rcx_info "$hex\\s+$decimal" 45 set pattern_r8_r9_print "$hex" 46 set pattern_r8_r9_info "$hex\\s+$decimal" 47 } else { 48 set pattern_rax_rbx_rcx_print "<not saved>" 49 set pattern_rax_rbx_rcx_info "<not saved>" 50 set pattern_r8_r9_print "$hex" 51 set pattern_r8_r9_info "$hex\\s+$decimal" 52 } 53 54 # Select frame. 55 gdb_test "frame ${f}" "#${f}.*" "Switch to frame ${f}" 56 57 gdb_test "p/x \$rax" ".*$pattern_rax_rbx_rcx_print.*" \ 58 "print \$rax in frame ${f}" 59 gdb_test "p/x \$rbx" "$pattern_rax_rbx_rcx_print" \ 60 "print \$rbx in frame ${f}" 61 gdb_test "p/x \$rcx" "$pattern_rax_rbx_rcx_print" \ 62 "print \$rcx in frame ${f}" 63 64 gdb_test "p/x \$r8" "$pattern_r8_r9_print" "print \$r8 in frame ${f}" 65 gdb_test "p/x \$r9" "$pattern_r8_r9_print" "print \$r9 in frame ${f}" 66 67 68 # Display register values. 69 gdb_test "info registers rax rbx rcx r8 r9" "rax\\s+${pattern_rax_rbx_rcx_info}\\s*\r\nrbx\\s+${pattern_rax_rbx_rcx_info}\\s*\r\nrcx\\s+${pattern_rax_rbx_rcx_info}\\s*\r\nr8\\s+${pattern_r8_r9_info}\\s*\r\nr9\\s+${pattern_r8_r9_info}\\s*" \ 70 "Check values of rax, rbx, rcx, r8, r9 in frame ${f}" 71} 72