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

   1 # Copyright 2010-2020 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 byte 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 ${binfile}
  39
  40 if ![runto_main] then {
  41     fail "can't run to main"
  42     return 0
  43 }
  44
  45 set byte_regs(1) al
  46 set byte_regs(2) bl
  47 set byte_regs(3) cl
  48 set byte_regs(4) dl
  49 set byte_regs(5) sil
  50 set byte_regs(6) dil
  51 set byte_regs(7) r8l
  52 set byte_regs(8) r9l
  53 set byte_regs(9) r10l
  54 set byte_regs(10) r11l
  55 set byte_regs(11) r12l
  56 set byte_regs(12) r13l
  57 set byte_regs(13) r14l
  58 set byte_regs(14) r15l
  59 set byte_regs(15) ah
  60 set byte_regs(16) bh
  61 set byte_regs(17) ch
  62 set byte_regs(18) dh
  63
  64 gdb_test "break [gdb_get_line_number "first breakpoint here"]" \
  65          "Breakpoint .* at .*${srcfile}.*" \
  66          "set first breakpoint in main"
  67 gdb_continue_to_breakpoint "continue to first breakpoint in main"
  68
  69 for { set r 1 } { $r <= 6  } { incr r } {
  70     gdb_test "print/x \$$byte_regs($r)" \
  71         ".. = 0x[format %x $r]1" \
  72         "check contents of %$byte_regs($r)"
  73 }
  74
  75 for { set r 1 } { $r <= 4  } { incr r } {
  76     set h [expr $r + 14]
  77     gdb_test "print/x \$$byte_regs($h)" \
  78         ".. = 0x[format %x $r]2" \
  79         "check contents of %$byte_regs($h)"
  80 }
  81
  82 gdb_test "break [gdb_get_line_number "second breakpoint here"]" \
  83          "Breakpoint .* at .*${srcfile}.*" \
  84          "set second breakpoint in main"
  85 gdb_continue_to_breakpoint "continue to second breakpoint in main"
  86
  87 for { set r 7 } { $r <= 14  } { incr r } {
  88     gdb_test "print/x \$$byte_regs($r)" \
  89         ".. = 0x[format %x $r]1" \
  90         "check contents of %$byte_regs($r)"
  91 }
  92
  93 for { set r 1 } { $r <= 6  } { incr r } {
  94   gdb_test "set var \$$byte_regs($r) = $r" "" "set %$byte_regs($r)"
  95 }
  96
  97 for { set r 1 } { $r <= 4  } { incr r } {
  98   set h [expr $r + 14]
  99   gdb_test "set var \$$byte_regs($h) = $h" "" "set %$byte_regs($h)"
 100 }
 101
 102 gdb_test "break [gdb_get_line_number "third breakpoint here"]" \
 103          "Breakpoint .* at .*${srcfile}.*" \
 104          "set third breakpoint in main"
 105 gdb_continue_to_breakpoint "continue to third breakpoint in main"
 106
 107 for { set r 1 } { $r <= 6  } { incr r } {
 108     gdb_test "print \$$byte_regs($r)" \
 109         ".. = $r" \
 110         "check contents of %$byte_regs($r)"
 111 }
 112
 113 for { set r 1 } { $r <= 4  } { incr r } {
 114     set h [expr $r + 14]
 115     gdb_test "print \$$byte_regs($h)" \
 116         ".. = $h" \
 117         "check contents of %$byte_regs($h)"
 118 }
 119
 120 for { set r 7 } { $r <= 14  } { incr r } {
 121   gdb_test "set var \$$byte_regs($r) = $r" "" "set %$byte_regs($r)"
 122 }
 123
 124 gdb_test "break [gdb_get_line_number "forth breakpoint here"]" \
 125          "Breakpoint .* at .*${srcfile}.*" \
 126          "set forth breakpoint in main"
 127 gdb_continue_to_breakpoint "continue to forth breakpoint in main"
 128
 129 for { set r 7 } { $r <= 14  } { incr r } {
 130     gdb_test "print \$$byte_regs($r)" \
 131         ".. = $r" \
 132         "check contents of %$byte_regs($r)"
 133 }