88 lines
2.6 KiB
Plaintext
88 lines
2.6 KiB
Plaintext
# Copyright 2010-2017 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Please email any bugs, comments, and/or additions to this file to:
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# bug-gdb@gnu.org
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# This file is part of the gdb testsuite.
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if {(![istarget "x86_64-*-*"] && ![istarget "i?86-*-*"])} then {
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verbose "Skipping i386 byte register tests."
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return
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}
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standard_testfile i386-pseudo.c
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if [get_compiler_info] {
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return -1
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}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug]] != "" } {
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untested "failed to compile"
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return
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}
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clean_restart ${binfile}
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if ![runto_main] then {
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gdb_suppress_tests
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}
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set byte_regs(1) al
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set byte_regs(2) bl
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set byte_regs(3) cl
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set byte_regs(4) dl
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set byte_regs(5) ah
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set byte_regs(6) bh
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set byte_regs(7) ch
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set byte_regs(8) dh
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gdb_test "break [gdb_get_line_number "first breakpoint here"]" \
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"Breakpoint .* at .*${srcfile}.*" \
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"set first breakpoint in main"
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gdb_continue_to_breakpoint "continue to first breakpoint in main"
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for { set r 1 } { $r <= 4 } { incr r } {
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gdb_test "print/x \$$byte_regs($r)" \
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".. = 0x[format %x $r]1" \
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"check contents of %$byte_regs($r)"
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set h [expr $r + 4]
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gdb_test "print/x \$$byte_regs($h)" \
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".. = 0x[format %x $r]2" \
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"check contents of %$byte_regs($h)"
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}
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for { set r 1 } { $r <= 4 } { incr r } {
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gdb_test "set var \$$byte_regs($r) = $r" "" "set %$byte_regs($r)"
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set h [expr $r + 4]
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gdb_test "set var \$$byte_regs($h) = $h" "" "set %$byte_regs($h)"
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}
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gdb_test "break [gdb_get_line_number "second breakpoint here"]" \
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"Breakpoint .* at .*${srcfile}.*" \
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"set second breakpoint in main"
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gdb_continue_to_breakpoint "continue to second breakpoint in main"
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for { set r 1 } { $r <= 4 } { incr r } {
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gdb_test "print \$$byte_regs($r)" \
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".. = $r" \
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"check contents of %$byte_regs($r)"
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set h [expr $r + 4]
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gdb_test "print \$$byte_regs($h)" \
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".. = $h" \
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"check contents of %$byte_regs($h)"
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}
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