gdb/testsuite/gdb.arch/aarch64-fp.exp

   1 # Copyright 2008-2016 Free Software Foundation, Inc.
   2 #
   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.
   7 #
   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.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16 #
  17 # This file is part of the gdb testsuite.
  18
  19 # PR server/17457
  20 # Test aarch64 floating point registers q0, q1, v0, v1, fpsr, fpcr
  21
  22 if {![is_aarch64_target]} {
  23     verbose "Skipping ${gdb_test_file_name}."
  24     return
  25 }
  26
  27 standard_testfile
  28 if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } {
  29     return -1
  30 }
  31
  32 if ![runto_main] {
  33     untested "could not run to main"
  34     return -1
  35 }
  36
  37 set endianness "little"
  38 set test "show endian"
  39 gdb_test_multiple $test $test {
  40     -re "(.* )(big|little)( endian.*)$gdb_prompt $" {
  41         set endianness $expect_out(2,string)
  42         pass "endianness"
  43     }
  44 }
  45
  46 gdb_test "break ${srcfile}:[gdb_get_line_number "return"]" \
  47     "Breakpoint $decimal at 0x\[0-9a-fA-F\]+: file .*${srcfile}.*\\\." \
  48     "set the breakpoint after setting the fp registers"
  49
  50 gdb_test "continue" \
  51     "Continuing.*Breakpoint $decimal.*" \
  52     "continue until breakpoint"
  53
  54 if {$endianness == "little"} {
  55     set reg_value0 "0x1f1e1d1c1b1a19181716151413121110"
  56     set reg_value1 "0x2f2e2d2c2b2a29282726252423222120"
  57 } else {
  58     set reg_value0 "0x101112131415161718191a1b1c1d1e1f"
  59     set reg_value1 "0x202122232425262728292a2b2c2d2e2f"
  60 }
  61
  62 gdb_test "info registers q0" \
  63     "q0.*{u = $reg_value0, s = $reg_value0.*" \
  64     "check register q0 value"
  65
  66 gdb_test "info registers q1" \
  67     "q1.*{u = $reg_value1, s = $reg_value1.*" \
  68     "check register q1 value"
  69
  70 gdb_test "info registers v0" \
  71     "v0.*$reg_value0}}}" \
  72     "check register v0 value"
  73
  74 gdb_test "info registers v1" \
  75     "v1.*$reg_value1}}}" \
  76     "check register v1 value"
  77
  78 gdb_test "info registers fpsr" \
  79     "fpsr.*0x\[0-9a-fA-F\].*" \
  80     "check register fpsr value"
  81
  82 gdb_test "info registers fpcr" \
  83     "fpcr.*0x\[0-9a-fA-F\].*" \
  84     "check register fpcr value"
  85