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 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_breakpoint [gdb_get_line_number "first breakpoint here"] 65gdb_continue_to_breakpoint "continue to first breakpoint in main" 66 67with_test_prefix "at first bp" { 68 for { set r 1 } { $r <= 6 } { incr r } { 69 gdb_test "print/x \$$byte_regs($r)" \ 70 ".. = 0x[format %x $r]1" \ 71 "check contents of %$byte_regs($r)" 72 } 73 74 for { set r 1 } { $r <= 4 } { incr r } { 75 set h [expr $r + 14] 76 gdb_test "print/x \$$byte_regs($h)" \ 77 ".. = 0x[format %x $r]2" \ 78 "check contents of %$byte_regs($h)" 79 } 80} 81 82gdb_breakpoint [gdb_get_line_number "second breakpoint here"] 83gdb_continue_to_breakpoint "continue to second breakpoint in main" 84 85with_test_prefix "at second bp" { 86 for { set r 7 } { $r <= 14 } { incr r } { 87 gdb_test "print/x \$$byte_regs($r)" \ 88 ".. = 0x[format %x $r]1" \ 89 "check contents of %$byte_regs($r)" 90 } 91 92 for { set r 1 } { $r <= 6 } { incr r } { 93 gdb_test "set var \$$byte_regs($r) = $r" "" "set %$byte_regs($r)" 94 } 95 96 for { set r 1 } { $r <= 4 } { incr r } { 97 set h [expr $r + 14] 98 gdb_test "set var \$$byte_regs($h) = $h" "" "set %$byte_regs($h)" 99 } 100} 101 102gdb_breakpoint [gdb_get_line_number "third breakpoint here"] 103gdb_continue_to_breakpoint "continue to third breakpoint in main" 104 105with_test_prefix "at third bp" { 106 for { set r 1 } { $r <= 6 } { incr r } { 107 gdb_test "print \$$byte_regs($r)" \ 108 ".. = $r" \ 109 "check contents of %$byte_regs($r)" 110 } 111 112 for { set r 1 } { $r <= 4 } { incr r } { 113 set h [expr $r + 14] 114 gdb_test "print \$$byte_regs($h)" \ 115 ".. = $h" \ 116 "check contents of %$byte_regs($h)" 117 } 118 119 for { set r 7 } { $r <= 14 } { incr r } { 120 gdb_test "set var \$$byte_regs($r) = $r" "" "set %$byte_regs($r)" 121 } 122} 123 124gdb_breakpoint [gdb_get_line_number "fourth breakpoint here"] 125gdb_continue_to_breakpoint "continue to fourth breakpoint in main" 126 127with_test_prefix "at fourth bp" { 128 for { set r 7 } { $r <= 14 } { incr r } { 129 gdb_test "print \$$byte_regs($r)" \ 130 ".. = $r" \ 131 "check contents of %$byte_regs($r)" 132 } 133} 134