# Copyright 2023-2024 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# Test line number information in various configurations.

load_lib dwarf.exp

# This test can only be run on targets which support DWARF-2 and use gas.
require dwarf2_support

standard_testfile dw2-lines.c -dw2.S

with_shared_gdb {
    set func_info_vars [get_func_info bar]
}

# Helper function.
proc line_for { l } {
    global srcfile
    set line [gdb_get_line_number "$l:" $srcfile]
    return [expr $line + 1]
}

set asm_file [standard_output_file $srcfile2]
Dwarf::assemble $asm_file {
    declare_labels Llines
    global srcdir subdir srcfile objdir
    global func_info_vars
    foreach var $func_info_vars {
	global $var
    }

    cu { version 5 } {
	compile_unit {
	    {language @DW_LANG_Mips_Assembler}
	    {name $srcfile}
	    {comp_dir $objdir}
	    {stmt_list $Llines DW_FORM_sec_offset}
	    {producer "GNU AS 2.35.2"}
	} {
	    subprogram {
		{external 1 flag}
		{name bar}
		{low_pc $bar_start addr}
		{high_pc "$bar_start + $bar_len" addr}
	    }
	}
    }

    lines [list version 5] Llines {
	set diridx1 [include_dir "${srcdir}/${subdir}"]
	set diridx2 [include_dir "${srcdir}/${subdir}"]
	file_name "$srcfile" $diridx1
	file_name "$srcfile" $diridx2

	program {
	    DW_LNE_set_address bar_label
	    line [line_for bar_label]
	    DW_LNS_copy

	    DW_LNE_set_address $bar_end
	    DW_LNE_end_sequence
	}
    }
}

if { [prepare_for_testing "failed to prepare" ${testfile} \
	  [list $srcfile $asm_file] {nodebug}] } {
    return -1
}

gdb_test_no_output "set debug symtab-create 1"
gdb_test_multiple "ptype bar" "" {
    -re -wrap "name_for_id = $objdir/$srcfile\r\n.*" {
	fail $gdb_test_name
    }
    -re -wrap "" {
	pass $gdb_test_name
    }
}