gdb/testsuite/gdb.arch/powerpc-vector-regs.exp

   1 # Copyright (C) 2019 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, see <http://www.gnu.org/licenses/>.
  15
  16 # This file is part of the gdb testsuite.
  17
  18 # Test vector register access on Power.  The inferior executes
  19 # instructions that fill the vector registers with values ranging from
  20 # 0 to 31 in each of the 16 bytes of each corresponding register, and
  21 # we then check if gdb sees these same values.
  22
  23 if {![istarget "powerpc*"] || [skip_altivec_tests]} {
  24     verbose "Skipping PowerPC vector register tests."
  25     return
  26 }
  27
  28 standard_testfile
  29
  30 if { [gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile} executable {debug}] != "" } {
  31     untested "vector register tests for PowerPC"
  32     return
  33 }
  34
  35 # Check if our test binary can actually run on this processor.
  36 clean_restart ${binfile}
  37
  38 gdb_run_cmd
  39
  40 gdb_test_multiple "" "wait for exit" {
  41     -re ".*Illegal instruction.*${gdb_prompt} $" {
  42         unsupported "vector register tests for PowerPC"
  43         return
  44     }
  45     -re ".*$inferior_exited_re normally.*${gdb_prompt} $" {
  46     }
  47 }
  48
  49 # Run the actual test.
  50 clean_restart ${binfile}
  51
  52 gdb_breakpoint [gdb_get_line_number "marker"]
  53
  54 gdb_run_cmd
  55
  56 # Wait for the prompt.
  57 gdb_test "" "Breakpoint.*at.*" "wait for prompt"
  58
  59 for {set i 0} {$i < 32} {incr i 1} {
  60     gdb_test "p/z \$vr$i.uint128" ".* = 0x(0?[format %x $i]){16}.*"
  61     gdb_test "p/z \$v$i.uint128" ".* = 0x(0?[format %x $i]){16}.*"
  62 }