xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.arch/amd64-byte.exp (revision b5c47949a45ac972130c38cf13dfd8afb1f09285)
1# Copyright 2010-2019 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# 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
22if { ![istarget x86_64-*-* ] || ![is_lp64_target] } {
23    verbose "Skipping amd64 byte register tests."
24    return
25}
26
27standard_testfile amd64-pseudo.c
28
29if [get_compiler_info] {
30    return -1
31}
32
33if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug]] != "" } {
34    untested "failed to compile"
35    return
36}
37
38clean_restart ${binfile}
39
40if ![runto_main] then {
41    fail "can't run to main"
42    return 0
43}
44
45set byte_regs(1) al
46set byte_regs(2) bl
47set byte_regs(3) cl
48set byte_regs(4) dl
49set byte_regs(5) sil
50set byte_regs(6) dil
51set byte_regs(7) r8l
52set byte_regs(8) r9l
53set byte_regs(9) r10l
54set byte_regs(10) r11l
55set byte_regs(11) r12l
56set byte_regs(12) r13l
57set byte_regs(13) r14l
58set byte_regs(14) r15l
59set byte_regs(15) ah
60set byte_regs(16) bh
61set byte_regs(17) ch
62set byte_regs(18) dh
63
64gdb_test "break [gdb_get_line_number "first breakpoint here"]" \
65         "Breakpoint .* at .*${srcfile}.*" \
66         "set first breakpoint in main"
67gdb_continue_to_breakpoint "continue to first breakpoint in main"
68
69for { 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
75for { 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($h)"
80}
81
82gdb_test "break [gdb_get_line_number "second breakpoint here"]" \
83         "Breakpoint .* at .*${srcfile}.*" \
84         "set second breakpoint in main"
85gdb_continue_to_breakpoint "continue to second breakpoint in main"
86
87for { 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
93for { set r 1 } { $r <= 6  } { incr r } {
94  gdb_test "set var \$$byte_regs($r) = $r" "" "set %$byte_regs($r)"
95}
96
97for { 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($h)"
100}
101
102gdb_test "break [gdb_get_line_number "third breakpoint here"]" \
103         "Breakpoint .* at .*${srcfile}.*" \
104         "set third breakpoint in main"
105gdb_continue_to_breakpoint "continue to third breakpoint in main"
106
107for { 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
113for { 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
120for { set r 7 } { $r <= 14  } { incr r } {
121  gdb_test "set var \$$byte_regs($r) = $r" "" "set %$byte_regs($r)"
122}
123
124gdb_test "break [gdb_get_line_number "forth breakpoint here"]" \
125         "Breakpoint .* at .*${srcfile}.*" \
126         "set forth breakpoint in main"
127gdb_continue_to_breakpoint "continue to forth breakpoint in main"
128
129for { set r 7 } { $r <= 14  } { incr r } {
130    gdb_test "print \$$byte_regs($r)" \
131        ".. = $r" \
132        "check contents of %$byte_regs($r)"
133}
134