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98 lines
2.6 KiB
Plaintext
98 lines
2.6 KiB
Plaintext
# Copyright 2017-2018 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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load_lib dwarf.exp
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# This test can only be run on targets which support DWARF-2 and use gas.
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if {![dwarf2_support]} {
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return 0
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}
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standard_testfile .c formdata16-dw.S
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# We need to know the endianess in order
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# to write some of the debugging info we'd like to generate.
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if [prepare_for_testing "failed to prepare for endianness test" ${testfile} ${srcfile}] {
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return -1
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}
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set endianness [get_endianness]
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set high "0x123456789abcdef0"
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set low "0x0fedcba987654321"
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if { $endianness == "big" } {
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set pair $high,$low
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set pair2 0x0,$low
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set negative 0xffffffffffffffff,$low
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} else {
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set pair $low,$high
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set pair2 $low,0x0
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set negative $low,0xffffffffffffffff
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}
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# Make some DWARF for the test.
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set asm_file [standard_output_file $srcfile2]
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Dwarf::assemble $asm_file {
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global pair pair2 negative
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cu { addr_size 4 } {
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compile_unit {} {
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declare_labels int_label sint_label
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int_label: DW_TAG_base_type {
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{DW_AT_byte_size 16 DW_FORM_udata}
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{DW_AT_encoding @DW_ATE_unsigned}
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{DW_AT_name "__uint128"}
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}
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sint_label: DW_TAG_base_type {
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{DW_AT_byte_size 16 DW_FORM_udata}
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{DW_AT_encoding @DW_ATE_signed}
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{DW_AT_name "__int128"}
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}
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DW_TAG_variable {
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{name xxx}
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{type :$int_label}
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{const_value $pair DW_FORM_data16}
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}
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DW_TAG_variable {
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{name yyy}
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{type :$int_label}
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{const_value $pair2 DW_FORM_data16}
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}
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DW_TAG_variable {
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{name sss}
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{type :$sint_label}
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{const_value $negative DW_FORM_data16}
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}
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}
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}
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}
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if { [prepare_for_testing "failed to prepare" ${testfile} \
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[list $srcfile $asm_file] {nodebug}] } {
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return -1
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}
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gdb_test "p/x xxx" " = 0x123456789abcdef00fedcba987654321"
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gdb_test "p xxx" "= 24197857203266734864629346612071973665"
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gdb_test "p/x yyy" " = 0xfedcba987654321"
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gdb_test "p yyy" "= 1147797409030816545"
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gdb_test "p/x sss" " = 0xffffffffffffffff0fedcba987654321"
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gdb_test "p sss" "= -17298946664678735071"
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