projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 7b6bb8da | 1 | # Copyright 2002, 2004, 2007, 2008, 2009, 2010, 2011 |
| 4c38e0a4 | 2 | # Free Software Foundation, Inc. |
| e36180d7 AC |
3 | |
| 4 | # This program is free software; you can redistribute it and/or modify | |
| 5 | # it under the terms of the GNU General Public License as published by | |
| e22f8b7c | 6 | # the Free Software Foundation; either version 3 of the License, or |
| e36180d7 | 7 | # (at your option) any later version. |
| e22f8b7c | 8 | # |
| e36180d7 AC |
9 | # This program is distributed in the hope that it will be useful, |
| 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 | # GNU General Public License for more details. | |
| e22f8b7c | 13 | # |
| e36180d7 | 14 | # You should have received a copy of the GNU General Public License |
| e22f8b7c | 15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| e36180d7 | 16 | |
| e36180d7 AC |
17 | # The doco makes reference to built-in registers -- $pc and $fp. If |
| 18 | # the ISA contains registers by that name then they should be | |
| 19 | # displayed. If the ISA contains registers identified as being | |
| 20 | # equivalent, but have different names, then GDB will provide these as | |
| 21 | # aliases. If the ISA doesn't provide any equivalent registers, then | |
| 22 | # GDB will provide registers that map onto the frame's PC and FP. | |
| 23 | ||
| 24 | if $tracelevel then { | |
| 25 | strace $tracelevel | |
| 26 | } | |
| 27 | ||
| 28 | # | |
| 29 | # test running programs | |
| 30 | # | |
| e36180d7 AC |
31 | |
| 32 | set testfile "pc-fp" | |
| 33 | set srcfile ${testfile}.c | |
| 34 | set binfile ${objdir}/${subdir}/${testfile} | |
| 35 | ||
| fc91c6c2 | 36 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } { |
| b60f0898 JB |
37 | untested pc-fp.exp |
| 38 | return -1 | |
| e36180d7 AC |
39 | } |
| 40 | ||
| 41 | if [get_compiler_info ${binfile}] { | |
| 42 | return -1 | |
| 43 | } | |
| 44 | ||
| 45 | gdb_exit | |
| 46 | gdb_start | |
| 47 | gdb_reinitialize_dir $srcdir/$subdir | |
| 48 | gdb_load ${binfile} | |
| 49 | ||
| 50 | if ![runto_main] then { | |
| 51 | perror "couldn't run to breakpoint" | |
| 52 | continue | |
| 53 | } | |
| 54 | ||
| e36180d7 AC |
55 | |
| 56 | # Get the value of PC and FP | |
| 57 | ||
| faafb047 PM |
58 | set valueof_pc [get_hexadecimal_valueof "\$pc" "0"] |
| 59 | set valueof_fp [get_hexadecimal_valueof "\$fp" "0"] | |
| e36180d7 AC |
60 | |
| 61 | # Check that the sequence $REGNAME -> REGNUM -> $REGNAME works. Use | |
| 62 | # display since that encodes and then decodes the expression parameter | |
| 63 | # (and hence uses the mechanisms we're trying to test). | |
| 64 | ||
| 2b28d209 | 65 | gdb_test "display/i \$pc" "1: x/i +\\\$pc( +|\r\n)=> ${valueof_pc}.*" |
| e36180d7 AC |
66 | gdb_test "display/w \$fp" "2: x/xw +\\\$fp +${valueof_fp}.*" |
| 67 | ||
| 68 | # FIXME: cagney/2002-09-04: Should also check that ``info registers | |
| 69 | # $pc'' et.al.'' come back with the same value as the above displays | |
| 70 | # and a print --- assuming that is that people agree to such behavour. | |
| 71 | # Need to re-write default_print_registers_info() for it to work (and | |
| 72 | # such a rewrite is on the reggroups branch). | |
| 73 | ||
| 74 | # gdb_test "info registers \$pc" "${valueof_pc}" | |
| 75 | # gdb_test "info registers \$fp" "${valueof_fp}" |