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