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

   1 # Copyright (C) 2019-2024 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 require allow_altivec_tests
  24
  25 standard_testfile
  26
  27 if { [gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile} executable {debug}] != "" } {
  28     untested "vector register tests for PowerPC"
  29     return
  30 }
  31
  32 # Check if our test binary can actually run on this processor.
  33 clean_restart ${binfile}
  34
  35 gdb_run_cmd
  36
  37 gdb_test_multiple "" "wait for exit" {
  38     -re ".*Illegal instruction.*${gdb_prompt} $" {
  39         unsupported "vector register tests for PowerPC"
  40         return
  41     }
  42     -re ".*$inferior_exited_re normally.*${gdb_prompt} $" {
  43     }
  44 }
  45
  46 # Run the actual test.
  47 clean_restart ${binfile}
  48
  49 gdb_breakpoint [gdb_get_line_number "marker"]
  50
  51 gdb_run_cmd
  52
  53 # Wait for the prompt.
  54 gdb_test "" "Breakpoint.*at.*" "wait for prompt"
  55
  56 for {set i 0} {$i < 32} {incr i 1} {
  57     gdb_test "p/z \$vr$i.uint128" ".* = 0x(0?[format %x $i]){16}.*"
  58     gdb_test "p/z \$v$i.uint128" ".* = 0x(0?[format %x $i]){16}.*"
  59 }