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# Copyright 2013-2020 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/>.
load_lib dwarf.exp
# This test can only be run on targets which support DWARF-2 and use gas.
if {![dwarf2_support]} {
return 0
}
# This test can only be run on x86_64 targets.
if {![istarget "x86_64-*-*"] || ![is_lp64_target]} {
return 0
}
standard_testfile .S
if { [prepare_for_testing "failed to prepare" $testfile $srcfile {nodebug nopie}] } {
return -1
}
if ![runto stop_frame] {
perror "Failed to stop in stop_frame"
return -1
}
gdb_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\[^\r\n\]*" \
"backtrace from stop_frame"
for {set f 0} {$f < 3} {incr f} {
if {${f} == 0} {
set pattern_rax_rbx_rcx_print "$hex"
set pattern_rax_rbx_rcx_info "$hex\\s+$decimal"
set pattern_r8_r9_print "$hex"
set pattern_r8_r9_info "$hex\\s+$decimal"
} else {
set pattern_rax_rbx_rcx_print "<not saved>"
set pattern_rax_rbx_rcx_info "<not saved>"
set pattern_r8_r9_print "$hex"
set pattern_r8_r9_info "$hex\\s+$decimal"
}
# Select frame.
gdb_test "frame ${f}" "#${f}.*" "switch to frame ${f}"
gdb_test "p/x \$rax" ".*$pattern_rax_rbx_rcx_print.*" \
"print \$rax in frame ${f}"
gdb_test "p/x \$rbx" "$pattern_rax_rbx_rcx_print" \
"print \$rbx in frame ${f}"
gdb_test "p/x \$rcx" "$pattern_rax_rbx_rcx_print" \
"print \$rcx in frame ${f}"
gdb_test "p/x \$r8" "$pattern_r8_r9_print" "print \$r8 in frame ${f}"
gdb_test "p/x \$r9" "$pattern_r8_r9_print" "print \$r9 in frame ${f}"
# Display register values.
gdb_test "info registers rax rbx rcx r8 r9" "rax\\s+${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*" \
"Check values of rax, rbx, rcx, r8, r9 in frame ${f}"
}
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