forked from Imagelibrary/binutils-gdb
4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
122 lines
2.9 KiB
Plaintext
122 lines
2.9 KiB
Plaintext
# Copyright 2021-2022 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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# Test DW_AT_location attribute referencing the .debug_loc section using
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# the DW_FORM_sec_offset form.
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load_lib dwarf.exp
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if {![dwarf2_support]} {
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return 0
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}
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# Test with 32-bit and 64-bit DWARF.
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foreach_with_prefix is_64 {false true} {
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if { $is_64 } {
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standard_testfile .c -dw64.S
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set testfile ${testfile}-dw64
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} else {
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standard_testfile .c -dw32.S
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set testfile ${testfile}-dw32
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}
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lassign [function_range func1 $srcdir/$subdir/$srcfile] \
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func1_addr func1_len
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lassign [function_range func2 $srcdir/$subdir/$srcfile] \
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func2_addr func2_len
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set asm_file [standard_output_file $srcfile2]
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Dwarf::assemble $asm_file {
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global func1_addr func1_len
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global func2_addr func2_len
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global is_64
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set cu_version 4
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cu {
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version $cu_version
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is_64 $is_64
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} {
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declare_labels int_type1
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declare_labels foo_location_list
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DW_TAG_compile_unit {
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} {
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int_type1: DW_TAG_base_type {
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{DW_AT_byte_size 4 DW_FORM_data1}
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{DW_AT_encoding @DW_ATE_signed}
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{DW_AT_name "int"}
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}
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DW_TAG_variable {
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{DW_AT_name "foo"}
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{DW_AT_location $foo_location_list DW_FORM_sec_offset}
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{DW_AT_type :$int_type1}
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}
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DW_TAG_subprogram {
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{DW_AT_name "func1"}
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{DW_AT_low_pc $func1_addr}
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{DW_AT_high_pc $func1_len DW_FORM_udata}
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}
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DW_TAG_subprogram {
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{DW_AT_name "func2"}
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{DW_AT_low_pc $func2_addr}
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{DW_AT_high_pc $func2_len DW_FORM_udata}
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}
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}
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}
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# Generate a .debug_loc contribution.
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loc {
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cu_is_64 $is_64
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cu_version $cu_version
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} {
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foo_location_list:
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entry $func1_addr "$func1_addr + $func1_len" {
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DW_OP_constu 0x123456
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DW_OP_stack_value
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}
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entry $func2_addr "$func2_addr + $func2_len" {
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DW_OP_constu 0x234567
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DW_OP_stack_value
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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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if { ![runto_main] } {
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return
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}
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gdb_breakpoint "func1"
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gdb_breakpoint "func2"
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gdb_continue_to_breakpoint "func1"
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with_test_prefix "at func1" {
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gdb_test "print /x foo" " = 0x123456"
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}
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gdb_continue_to_breakpoint "func2"
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with_test_prefix "at func2" {
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gdb_test "print /x foo" " = 0x234567"
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}
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}
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