1# Copyright 2010-2023 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 { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug]] != "" } { 30 untested "failed to compile" 31 return 32} 33 34clean_restart ${binfile} 35 36if {![runto_main]} { 37 return 0 38} 39 40set byte_regs(1) al 41set byte_regs(2) bl 42set byte_regs(3) cl 43set byte_regs(4) dl 44set byte_regs(5) sil 45set byte_regs(6) dil 46set byte_regs(7) r8l 47set byte_regs(8) r9l 48set byte_regs(9) r10l 49set byte_regs(10) r11l 50set byte_regs(11) r12l 51set byte_regs(12) r13l 52set byte_regs(13) r14l 53set byte_regs(14) r15l 54set byte_regs(15) ah 55set byte_regs(16) bh 56set byte_regs(17) ch 57set byte_regs(18) dh 58 59gdb_breakpoint [gdb_get_line_number "first breakpoint here"] 60gdb_continue_to_breakpoint "continue to first breakpoint in main" 61 62with_test_prefix "at first bp" { 63 for { set r 1 } { $r <= 6 } { incr r } { 64 gdb_test "print/x \$$byte_regs($r)" \ 65 ".. = 0x[format %x $r]1" \ 66 "check contents of %$byte_regs($r)" 67 } 68 69 for { set r 1 } { $r <= 4 } { incr r } { 70 set h [expr $r + 14] 71 gdb_test "print/x \$$byte_regs($h)" \ 72 ".. = 0x[format %x $r]2" \ 73 "check contents of %$byte_regs($h)" 74 } 75} 76 77gdb_breakpoint [gdb_get_line_number "second breakpoint here"] 78gdb_continue_to_breakpoint "continue to second breakpoint in main" 79 80with_test_prefix "at second bp" { 81 for { set r 7 } { $r <= 14 } { incr r } { 82 gdb_test "print/x \$$byte_regs($r)" \ 83 ".. = 0x[format %x $r]1" \ 84 "check contents of %$byte_regs($r)" 85 } 86 87 for { set r 1 } { $r <= 6 } { incr r } { 88 gdb_test "set var \$$byte_regs($r) = $r" "" "set %$byte_regs($r)" 89 } 90 91 for { set r 1 } { $r <= 4 } { incr r } { 92 set h [expr $r + 14] 93 gdb_test "set var \$$byte_regs($h) = $h" "" "set %$byte_regs($h)" 94 } 95} 96 97gdb_breakpoint [gdb_get_line_number "third breakpoint here"] 98gdb_continue_to_breakpoint "continue to third breakpoint in main" 99 100with_test_prefix "at third bp" { 101 for { set r 1 } { $r <= 6 } { incr r } { 102 gdb_test "print \$$byte_regs($r)" \ 103 ".. = $r" \ 104 "check contents of %$byte_regs($r)" 105 } 106 107 for { set r 1 } { $r <= 4 } { incr r } { 108 set h [expr $r + 14] 109 gdb_test "print \$$byte_regs($h)" \ 110 ".. = $h" \ 111 "check contents of %$byte_regs($h)" 112 } 113 114 for { set r 7 } { $r <= 14 } { incr r } { 115 gdb_test "set var \$$byte_regs($r) = $r" "" "set %$byte_regs($r)" 116 } 117} 118 119gdb_breakpoint [gdb_get_line_number "fourth breakpoint here"] 120gdb_continue_to_breakpoint "continue to fourth breakpoint in main" 121 122with_test_prefix "at fourth bp" { 123 for { set r 7 } { $r <= 14 } { incr r } { 124 gdb_test "print \$$byte_regs($r)" \ 125 ".. = $r" \ 126 "check contents of %$byte_regs($r)" 127 } 128} 129