[thirdparty/binutils-gdb.git] / gdb / testsuite / gdb.cp / call-method-register.exp

# Copyright 1992-2023 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 callling a method on a variable that has been put in a
# register.

if { [skip_cplus_tests] } { continue }

load_lib "cp-support.exp"
load_lib dwarf.exp

standard_testfile .cc -dw.S

if {[prepare_for_testing "failed to prepare" $testfile $srcfile \
	 {debug c++}]} {
    return -1
}

set asm_file [standard_output_file $srcfile2]
Dwarf::assemble $asm_file {

    set main_result \
	[function_range main ${::srcdir}/${::subdir}/${::srcfile}]
    set main_start [lindex $main_result 0]
    set main_length [lindex $main_result 1]

    cu {} {
	compile_unit {
	    {DW_AT_language @DW_LANG_C_plus_plus}
	    {DW_AT_name	    $::srcfile}
	    {DW_AT_comp_dir /tmp}
	} {
	    declare_labels int_type_label struct_type_label \
		struct_ptr_type_label
	    set ptr_size [get_sizeof "void *" 96]

	    DW_TAG_subprogram {
		{name main}
		{low_pc $main_start addr}
		{high_pc $main_length data8}
		{DW_AT_type :$int_type_label}
	    }

	    int_type_label: DW_TAG_base_type {
		{DW_AT_byte_size 4 DW_FORM_sdata}
		{DW_AT_encoding @DW_ATE_signed}
		{DW_AT_name int}
	    }

	    struct_type_label: DW_TAG_structure_type {
		{DW_AT_byte_size 4 DW_FORM_sdata}
		{DW_AT_name small}
	    } {
		member {
		    {name xxx}
		    {type :$int_type_label}
		    {data_member_location 0 data1}
		}
		subprogram {
		    {name yyy}
		    {type :$int_type_label}
		} {
		    formal_parameter {
			{type :$struct_ptr_type_label}
			{artificial 1 flag_present}
		    }
		}
	    }

	    struct_ptr_type_label: DW_TAG_pointer_type {
		{DW_AT_byte_size $ptr_size DW_FORM_data1}
		{type :$struct_type_label}
	    }

	    DW_TAG_variable {
		{DW_AT_name global_var}
		{DW_AT_type :$struct_type_label}
		{DW_AT_location {
		    DW_OP_reg0
		} SPECIAL_expr}
		{external 1 flag}
	    }
	}
    }
}

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

if ![runto_main] {
    return -1
}

gdb_test "print global_var.yyy ()" \
    "Address requested for identifier \"global_var\" which is in register .*" \
    "call method on register local"
Commit	Line	Data
213516ef	1	# Copyright 1992-2023 Free Software Foundation, Inc.
d5f96005 PA	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	# Test callling a method on a variable that has been put in a
	17	# register.
	18
	19	if { [skip_cplus_tests] } { continue }
	20
	21	load_lib "cp-support.exp"
f9f88aed	22	load_lib dwarf.exp
d5f96005	23
f9f88aed	24	standard_testfile .cc -dw.S
d5f96005	25
f9f88aed AB	26	if {[prepare_for_testing "failed to prepare" $testfile $srcfile \
f9f88aed AB	27	{debug c++}]} {
d5f96005 PA	28	return -1
	29	}
	30
f9f88aed AB	31	set asm_file [standard_output_file $srcfile2]
	32	Dwarf::assemble $asm_file {
	33
	34	set main_result \
	35	[function_range main ${::srcdir}/${::subdir}/${::srcfile}]
	36	set main_start [lindex $main_result 0]
	37	set main_length [lindex $main_result 1]
	38
	39	cu {} {
	40	compile_unit {
	41	{DW_AT_language @DW_LANG_C_plus_plus}
	42	{DW_AT_name $::srcfile}
	43	{DW_AT_comp_dir /tmp}
	44	} {
	45	declare_labels int_type_label struct_type_label \
	46	struct_ptr_type_label
	47	set ptr_size [get_sizeof "void *" 96]
	48
	49	DW_TAG_subprogram {
	50	{name main}
	51	{low_pc $main_start addr}
	52	{high_pc $main_length data8}
	53	{DW_AT_type :$int_type_label}
	54	}
	55
	56	int_type_label: DW_TAG_base_type {
	57	{DW_AT_byte_size 4 DW_FORM_sdata}
	58	{DW_AT_encoding @DW_ATE_signed}
	59	{DW_AT_name int}
	60	}
	61
	62	struct_type_label: DW_TAG_structure_type {
	63	{DW_AT_byte_size 4 DW_FORM_sdata}
	64	{DW_AT_name small}
	65	} {
	66	member {
	67	{name xxx}
	68	{type :$int_type_label}
	69	{data_member_location 0 data1}
	70	}
	71	subprogram {
	72	{name yyy}
	73	{type :$int_type_label}
	74	} {
	75	formal_parameter {
	76	{type :$struct_ptr_type_label}
	77	{artificial 1 flag_present}
	78	}
	79	}
	80	}
db2e277d	81
f9f88aed AB	82	struct_ptr_type_label: DW_TAG_pointer_type {
	83	{DW_AT_byte_size $ptr_size DW_FORM_data1}
	84	{type :$struct_type_label}
	85	}
d5f96005	86
f9f88aed AB	87	DW_TAG_variable {
	88	{DW_AT_name global_var}
	89	{DW_AT_type :$struct_type_label}
	90	{DW_AT_location {
	91	DW_OP_reg0
	92	} SPECIAL_expr}
	93	{external 1 flag}
	94	}
	95	}
d5f96005	96	}
f9f88aed	97	}
d5f96005	98
f9f88aed AB	99	if { [prepare_for_testing "failed to prepare" ${testfile} \
	100	[list $srcfile $asm_file] {nodebug}] } {
	101	return -1
	102	}
	103
	104	if ![runto_main] {
	105	return -1
d5f96005 PA	106	}
d5f96005 PA	107
f9f88aed AB	108	gdb_test "print global_var.yyy ()" \
	109	"Address requested for identifier \"global_var\" which is in register .*" \
	110	"call method on register local"