1 # Copyright (C) 2012-2014 Free Software Foundation, Inc.
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.
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.
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/>.
16 # Test single-step on bbit.
18 if ![istarget "*octeon*"] {
22 proc current_insn {} {
27 -re ".*?:\\s+\(.*?\)\\s*$gdb_prompt $" {
28 set insn $expect_out(1,string)
40 -re "$gdb_prompt \$" {
47 proc single_step_until { match } {
50 set insn [current_insn]
52 while { $insn != "" && [timestamp] - $start < 3*$timeout } {
53 if [regexp $match $insn] {
59 set insn [current_insn]
64 proc test_bbit { name taken } {
65 if {![single_step_until "bbit"]} {
66 fail "$name single-step until bbit"
69 pass "$name single-step until bbit"
70 gdb_test "si" "" "$name single-step on bbit"
71 if [regexp "li\\s+\[sv\]0,$taken" [current_insn]] {
72 pass "$name check insn after bbit"
74 send_log "expected: li\\s+\[sv\]0,$taken found [current_insn]\n"
75 fail "$name check insn after bbit"
79 set testfile "mips-octeon-bbit"
80 set srcfile ${testfile}.c
81 set binfile ${objdir}/${subdir}/${testfile}
83 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable \
84 {debug nowarnings}] != "" } {
93 gdb_reinitialize_dir $srcdir/$subdir
99 foreach n [list "0_10" "0_36" "1_20" "1_49"] {
100 lappend tests "bbit_is_taken_$n"
102 foreach func $tests {
103 gdb_test "break $func" "Breakpoint.*at.*" "set breakpoint on $func"
106 foreach func $tests {
107 gdb_test "continue" "Continuing.*Breakpoint.*$func.*" "hit $func first"
108 test_bbit "$func branch taken" 1
109 gdb_test "continue" "Continuing.*Breakpoint.*$func.*" "hit $func second"
110 test_bbit "$func branch not taken" 0