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3666a048 | 1 | # Copyright 2010-2021 Free Software Foundation, Inc. |
1ba53b71 L |
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 | ||
1ba53b71 | 21 | |
7d46bcdc | 22 | if {(![istarget "x86_64-*-*"] && ![istarget "i?86-*-*"])} then { |
1ba53b71 L |
23 | verbose "Skipping i386 byte register tests." |
24 | return | |
25 | } | |
26 | ||
de5f37e1 | 27 | standard_testfile i386-pseudo.c |
1ba53b71 | 28 | |
4c93b1db | 29 | if [get_compiler_info] { |
1ba53b71 L |
30 | return -1 |
31 | } | |
32 | ||
33 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug]] != "" } { | |
5b362f04 | 34 | untested "failed to compile" |
1ba53b71 L |
35 | return |
36 | } | |
37 | ||
de5f37e1 | 38 | clean_restart ${binfile} |
1ba53b71 L |
39 | |
40 | if ![runto_main] then { | |
c8ee3f04 PW |
41 | fail "can't run to main" |
42 | return 0 | |
1ba53b71 L |
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) ah | |
50 | set byte_regs(6) bh | |
51 | set byte_regs(7) ch | |
52 | set byte_regs(8) dh | |
53 | ||
c2015ce4 | 54 | gdb_breakpoint [gdb_get_line_number "first breakpoint here"] |
1ba53b71 L |
55 | gdb_continue_to_breakpoint "continue to first breakpoint in main" |
56 | ||
c2015ce4 AB |
57 | with_test_prefix "at first bp" { |
58 | for { set r 1 } { $r <= 4 } { incr r } { | |
59 | gdb_test "print/x \$$byte_regs($r)" \ | |
60 | ".. = 0x[format %x $r]1" \ | |
61 | "check contents of %$byte_regs($r)" | |
62 | set h [expr $r + 4] | |
63 | gdb_test "print/x \$$byte_regs($h)" \ | |
64 | ".. = 0x[format %x $r]2" \ | |
65 | "check contents of %$byte_regs($h)" | |
66 | } | |
67 | ||
68 | for { set r 1 } { $r <= 4 } { incr r } { | |
69 | gdb_test "set var \$$byte_regs($r) = $r" "" "set %$byte_regs($r)" | |
70 | set h [expr $r + 4] | |
71 | gdb_test "set var \$$byte_regs($h) = $h" "" "set %$byte_regs($h)" | |
72 | } | |
1ba53b71 L |
73 | } |
74 | ||
c2015ce4 | 75 | gdb_breakpoint [gdb_get_line_number "second breakpoint here"] |
1ba53b71 L |
76 | gdb_continue_to_breakpoint "continue to second breakpoint in main" |
77 | ||
c2015ce4 AB |
78 | with_test_prefix "at second bp" { |
79 | for { set r 1 } { $r <= 4 } { incr r } { | |
80 | gdb_test "print \$$byte_regs($r)" \ | |
81 | ".. = $r" \ | |
82 | "check contents of %$byte_regs($r)" | |
83 | set h [expr $r + 4] | |
84 | gdb_test "print \$$byte_regs($h)" \ | |
85 | ".. = $h" \ | |
86 | "check contents of %$byte_regs($h)" | |
87 | } | |
1ba53b71 | 88 | } |