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# This test script is part of GDB, the GNU debugger.
# Copyright 1998, 1999, 2001, 2004 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/>. */
# Tests of wide register displays for GDB on HPPA 2.0 machines
# use this to debug:
#log_user 1
if $tracelevel then {
strace $tracelevel
}
if { [skip_hp_tests] } then { continue }
set testfile "reg"
if [istarget "hppa64-hp-hpux*"] {
verbose "reg.exp is not for PA2.0W."
return 0
}
set srcfile ${testfile}.s
set binfile ${objdir}/${subdir}/${testfile}
# To build a pa 2.0 executable
#
# as -o reg reg.s
# or
# cc -g -o reg reg.s
#
# The +DA2.0N flag doesn't seem to be needed.
#
# Don't reject if there are warnings, as we expect this warning:
#
# (Warning) At least one PA 2.0 object file (pa2.0_test2.o) was detected.
# The linked output may not run on a PA 1.x system.
#
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
untested reg.exp
return -1
}
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
# test machine--there's no 2.0n architecture, so we have
# to try to run the app.
#
send_gdb "break main\n"
gdb_expect {
-re "Breakpoint.*$gdb_prompt $" {
pass "initial set-up"
}
-re ".*$gdb_prompt $" {
fail "initial set-up"
}
timeout {
fail "initial set-up (timeout)"
}
}
send_gdb "run\n"
gdb_expect {
-re ".*Executable file incompatible with hardware.*$gdb_prompt $" {
# Not hppa2.0 machine
#
return 0
}
-re "Cannot exec.*$gdb_prompt $" {
# Not hppa2.0 machine
#
return 0
}
-re ".*Starting program:.*$gdb_prompt $" {
pass "Ready to start test"
}
timeout {
fail "initial set-up, part 2 (timeout)"
return 0
}
}
# Let the program set known values. This secretly deletes
# the breakpoint at main and re-runs to mainend.
#
runto mainend
# Look for known values
#
# The output format changed between gdb 6.1.1 and gdb HEAD 2004-06-01.
#
# gdb 6.1.1:
# (gdb) info reg r1
# r1 1
#
# gdb HEAD 2004-06-01:
# (gdb) info reg r1
# r1 0x1 1
#
# For now, I accept both formats. In the future, you can remove
# the old gdb 6.1.1 format.
#
# -- chastain 2004-06-26
set ws "\[\r\n\t \]+"
proc hp_integer_reg {regname vhex vdec} {
global ws
set value_611 "$regname${ws}$vhex"
set value_new "$regname${ws}0x$vhex${ws}$vdec"
gdb_test "info reg $regname" "$value_611|$value_new"
}
hp_integer_reg "r1" "1" "1"
hp_integer_reg "r4" "2" "2"
hp_integer_reg "r5" "4" "4"
hp_integer_reg "r6" "8" "8"
hp_integer_reg "r7" "10" "16"
hp_integer_reg "r8" "20" "32"
hp_integer_reg "r9" "40" "64"
hp_integer_reg "r10" "80" "128"
hp_integer_reg "r11" "100" "256"
hp_integer_reg "r12" "200" "512"
hp_integer_reg "r13" "400" "1024"
hp_integer_reg "r14" "800" "2048"
hp_integer_reg "r15" "1000" "4096"
hp_integer_reg "r16" "2000" "8192"
# Two odd variants that GDB supports are:
# "1" means "r1", and
# "$1" means "r1"
hp_integer_reg "1" "1" "1"
hp_integer_reg "4" "2" "2"
set name "info reg \$1"
gdb_test_multiple "info reg \$1" "$name" {
-re "r1${ws}1\r\n$gdb_prompt $" {
pass "$name"
}
-re "r1${ws}0x1${ws}1\r\n$gdb_prompt $" {
pass "$name"
}
}
# Verify that GDB responds gracefully to a register ID number that
# is out of range.
gdb_test "info reg 999" "Invalid register.*999.*"
# Make sure the floating point status and error registers
# don't show up as floating point numbers!
hp_integer_reg "fpsr" "0" "0"
hp_integer_reg "fpe1" "0" "0"
hp_integer_reg "fpe2" "0" "0"
hp_integer_reg "fpe3" "0" "0"
hp_integer_reg "fpe4" "0" "0"
hp_integer_reg "fpe5" "0" "0"
hp_integer_reg "fpe6" "0" "0"
hp_integer_reg "fpe7" "0" "0"
# Floating point registers.
# TODO: these are old format only.
gdb_test "info reg fr4" ".*fr4.*(double precision).* 1"
gdb_test "info reg fr5" ".*fr5.*(double precision).* 2"
gdb_test "info reg fr6" ".*fr6.*(double precision).* 2"
gdb_test "info reg fr7" ".*fr7.*(double precision).* 4"
gdb_test "info reg fr8" ".*fr8.*(double precision).* 8"
gdb_test "info reg fr9" ".*fr9.*(double precision).* 32"
gdb_test "info reg fr10" ".*fr10.*(double precision).* 256"
# An integer register with a 64-bit value.
set name "info reg r19"
gdb_test_multiple "info reg r19" "$name" {
-re "r19${ws}deadbeefbadcadee\r\n$gdb_prompt $" {
# old gdb 6.1.1 format, good result
pass "$name"
}
-re "r19${ws}badcadee\r\n$gdb_prompt $" {
# old gdb 6.1.1 format, bad result
fail "$name (32-bit truncation)"
}
-re "r19${ws}0xdeadbeefbadcadee${ws}16045690984232431086\r\n$gdb_prompt $" {
# new gdb HEAD 2004-06-01 format, good result
pass "$name"
}
-re "r19${ws}0xbadcadee${ws}3135024622\r\n$gdb_prompt $" {
# new gdb HEAD 2004-06-01 format, 32 bit truncation
fail "$name (32-bit truncation)"
}
}
set name "print /x \$r19"
gdb_test_multiple "print /x \$r19" "$name" {
-re "= 0xdeadbeefbadcadee\r\n$gdb_prompt $" {
pass "$name"
}
-re "= 0xbadcadee\r\n$gdb_prompt $" {
# this was a PASS in the last version so keep it PASS for now
# -- chastain 2004-06-26
pass "$name (32-bit truncation)"
}
}
# Need to add tests of setting wide regs too. E.g.
#
# set $r4 = 0x1234567890123456
# p/x $r4
#
# done
#
gdb_exit
return 0
|
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