gdb/testsuite/gdb.arch/amd64-dword.exp

   1 # Copyright 2010-2021 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 # Please email any bugs, comments, and/or additions to this file to:
  17 # bug-gdb@gnu.org
  18
  19 # This file is part of the gdb testsuite.
  20
  21
  22 if { ![istarget x86_64-*-* ] || ![is_lp64_target] } {
  23     verbose "Skipping amd64 dword register tests."
  24     return
  25 }
  26
  27 standard_testfile amd64-pseudo.c
  28
  29 if [get_compiler_info] {
  30     return -1
  31 }
  32
  33 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug]] != "" } {
  34     untested "failed to compile"
  35     return
  36 }
  37
  38 clean_restart ${binfile}
  39
  40 if ![runto_main] then {
  41     fail "can't run to main"
  42     return 0
  43 }
  44
  45 set nr_regs 14
  46 set dword_regs(1) eax
  47 set dword_regs(2) ebx
  48 set dword_regs(3) ecx
  49 set dword_regs(4) edx
  50 set dword_regs(5) esi
  51 set dword_regs(6) edi
  52 set dword_regs(7) r8d
  53 set dword_regs(8) r9d
  54 set dword_regs(9) r10d
  55 set dword_regs(10) r11d
  56 set dword_regs(11) r12d
  57 set dword_regs(12) r13d
  58 set dword_regs(13) r14d
  59 set dword_regs(14) r15d
  60
  61 gdb_breakpoint [gdb_get_line_number "first breakpoint here"]
  62 gdb_continue_to_breakpoint "continue to first breakpoint in main"
  63
  64 with_test_prefix "at first bp" {
  65     for { set r 1 } { $r <= 6  } { incr r } {
  66         set hexr [format %x $r]
  67         gdb_test "print/x \$$dword_regs($r)" \
  68             ".. = 0x${hexr}4${hexr}3${hexr}2${hexr}1" \
  69             "check contents of %$dword_regs($r)"
  70     }
  71 }
  72
  73 gdb_breakpoint [gdb_get_line_number "second breakpoint here"]
  74 gdb_continue_to_breakpoint "continue to second breakpoint in main"
  75
  76 with_test_prefix "at second bp" {
  77     for { set r 7 } { $r <= $nr_regs  } { incr r } {
  78         set hexr [format %x $r]
  79         gdb_test "print/x \$$dword_regs($r)" \
  80             ".. = 0x${hexr}4${hexr}3${hexr}2${hexr}1" \
  81             "check contents of %$dword_regs($r)"
  82     }
  83
  84     for { set r 1 } { $r <= 6  } { incr r } {
  85         gdb_test "set var \$$dword_regs($r) = $r" "" "set %$dword_regs($r)"
  86     }
  87 }
  88
  89 gdb_breakpoint [gdb_get_line_number "third breakpoint here"]
  90 gdb_continue_to_breakpoint "continue to third breakpoint in main"
  91
  92 with_test_prefix "at third bp" {
  93     for { set r 1 } { $r <= 6  } { incr r } {
  94         gdb_test "print \$$dword_regs($r)" \
  95             ".. = $r" \
  96             "check contents of %$dword_regs($r)"
  97     }
  98
  99     for { set r 7 } { $r <= $nr_regs  } { incr r } {
 100         gdb_test "set var \$$dword_regs($r) = $r" "" "set %$dword_regs($r)"
 101     }
 102 }
 103
 104 gdb_breakpoint [gdb_get_line_number "fourth breakpoint here"]
 105 gdb_continue_to_breakpoint "continue to fourth breakpoint in main"
 106
 107 with_test_prefix "at fourth bp" {
 108     for { set r 7 } { $r <= $nr_regs  } { incr r } {
 109         gdb_test "print \$$dword_regs($r)" \
 110             ".. = $r" \
 111             "check contents of %$dword_regs($r)"
 112     }
 113 }