334 lines
7.6 KiB
Text
334 lines
7.6 KiB
Text
# Copyright (C) 2013-2016 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 "trace-support.exp"
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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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standard_testfile .c
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set asm_file "${testfile}-dbg.s"
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set opts {}
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if { [gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile}1.o \
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object {nodebug}] != "" } {
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return -1
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}
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Dwarf::assemble $asm_file {
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declare_labels uchar_label struct_s_label foo_label struct_t_label bar_label
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cu {} {
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compile_unit {{language @DW_LANG_C}} {
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uchar_label: DW_TAG_base_type {
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{name "unsigned char"}
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{byte_size 1 DW_FORM_sdata}
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{encoding @DW_ATE_unsigned_char}
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}
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struct_s_label: DW_TAG_structure_type {
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{name s}
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{byte_size 3 DW_FORM_sdata}
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{decl_file 1 DW_FORM_sdata}
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{decl_line 1 DW_FORM_sdata}
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} {
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DW_TAG_member {
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{name a}
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{type :$uchar_label}
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{data_member_location {
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DW_OP_plus_uconst 0
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} SPECIAL_expr}
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}
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DW_TAG_member {
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{name b}
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{type :$uchar_label}
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{data_member_location {
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DW_OP_plus_uconst 1
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} SPECIAL_expr}
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}
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DW_TAG_member {
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{name c}
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{type :$uchar_label}
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{data_member_location {
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DW_OP_plus_uconst 2
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} SPECIAL_expr}
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}
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}
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struct_t_label: DW_TAG_structure_type {
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{name t}
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{byte_size 3 DW_FORM_sdata}
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{decl_file 1 DW_FORM_sdata}
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{decl_line 1 DW_FORM_sdata}
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} {
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DW_TAG_member {
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{name a}
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{type :$uchar_label}
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{data_member_location {
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DW_OP_plus_uconst 0
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} SPECIAL_expr}
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}
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DW_TAG_member {
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{name b}
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{type :$uchar_label}
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{byte_size 1 DW_FORM_sdata}
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{bit_size 1 DW_FORM_sdata}
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{bit_offset 7 DW_FORM_sdata}
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{data_member_location {
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DW_OP_plus_uconst 1
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} SPECIAL_expr}
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}
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DW_TAG_member {
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{name c}
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{type :$uchar_label}
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{byte_size 1 DW_FORM_sdata}
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{bit_size 1 DW_FORM_sdata}
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{bit_offset 6 DW_FORM_sdata}
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{data_member_location {
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DW_OP_plus_uconst 1
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} SPECIAL_expr}
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}
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DW_TAG_member {
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{name d}
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{type :$uchar_label}
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{byte_size 1 DW_FORM_sdata}
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{bit_size 1 DW_FORM_sdata}
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{bit_offset 5 DW_FORM_sdata}
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{data_member_location {
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DW_OP_plus_uconst 1
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} SPECIAL_expr}
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}
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DW_TAG_member {
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{name e}
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{type :$uchar_label}
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{byte_size 1 DW_FORM_sdata}
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{bit_size 1 DW_FORM_sdata}
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{bit_offset 4 DW_FORM_sdata}
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{data_member_location {
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DW_OP_plus_uconst 1
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} SPECIAL_expr}
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}
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DW_TAG_member {
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{name f}
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{type :$uchar_label}
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{byte_size 1 DW_FORM_sdata}
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{bit_size 1 DW_FORM_sdata}
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{bit_offset 3 DW_FORM_sdata}
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{data_member_location {
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DW_OP_plus_uconst 1
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} SPECIAL_expr}
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}
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DW_TAG_member {
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{name g}
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{type :$uchar_label}
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{byte_size 1 DW_FORM_sdata}
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{bit_size 1 DW_FORM_sdata}
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{bit_offset 2 DW_FORM_sdata}
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{data_member_location {
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DW_OP_plus_uconst 1
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} SPECIAL_expr}
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}
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DW_TAG_member {
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{name h}
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{type :$uchar_label}
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{byte_size 1 DW_FORM_sdata}
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{bit_size 1 DW_FORM_sdata}
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{bit_offset 1 DW_FORM_sdata}
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{data_member_location {
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DW_OP_plus_uconst 1
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} SPECIAL_expr}
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}
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DW_TAG_member {
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{name i}
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{type :$uchar_label}
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{byte_size 1 DW_FORM_sdata}
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{bit_size 1 DW_FORM_sdata}
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{bit_offset 0 DW_FORM_sdata}
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{data_member_location {
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DW_OP_plus_uconst 1
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} SPECIAL_expr}
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}
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DW_TAG_member {
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{name j}
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{type :$uchar_label}
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{data_member_location {
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DW_OP_plus_uconst 2
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} SPECIAL_expr}
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}
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}
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DW_TAG_subprogram {
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{name foo}
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{decl_file 1 sdata}
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{low_pc foo addr}
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{high_pc foo_end_lbl addr}
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} {
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DW_TAG_formal_parameter {
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{type :$struct_s_label}
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{name x}
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{location {
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_piece 2
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DW_OP_reg0
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DW_OP_piece 1
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} SPECIAL_expr}
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}
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DW_TAG_formal_parameter {
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{type :$struct_s_label}
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{name y}
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{location {
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_piece 1
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DW_OP_reg0
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DW_OP_piece 1
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_piece 1
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} SPECIAL_expr}
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}
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DW_TAG_formal_parameter {
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{type :$struct_s_label}
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{name z}
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{location {
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DW_OP_reg0
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DW_OP_piece 1
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_piece 2
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} SPECIAL_expr}
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}
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}
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DW_TAG_subprogram {
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{name bar}
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{decl_file 1 sdata}
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{low_pc bar addr}
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{high_pc bar_end_lbl addr}
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} {
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DW_TAG_formal_parameter {
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{type :$struct_t_label}
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{name x}
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{location {
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_piece 1
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DW_OP_reg0
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DW_OP_bit_piece 1 0
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_bit_piece 7 0
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_piece 1
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} SPECIAL_expr}
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}
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DW_TAG_formal_parameter {
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{type :$struct_t_label}
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{name y}
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{location {
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_piece 1
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_bit_piece 3 0
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DW_OP_reg0
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DW_OP_bit_piece 1 0
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_bit_piece 4 0
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_piece 1
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} SPECIAL_expr}
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}
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DW_TAG_formal_parameter {
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{type :$struct_t_label}
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{name z}
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{location {
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_piece 1
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_bit_piece 7 0
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DW_OP_reg0
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DW_OP_bit_piece 1 0
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DW_OP_lit0
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DW_OP_stack_value
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DW_OP_piece 1
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} SPECIAL_expr}
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}
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}
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}
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}
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}
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if { [gdb_compile ${asm_file} ${binfile}2.o object {nodebug}] != "" } {
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return -1
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}
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if { [gdb_compile [list ${binfile}1.o ${binfile}2.o] ${binfile} \
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executable {}] != "" } {
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return -1
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}
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clean_restart ${testfile}
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if ![runto_main] {
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return -1
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}
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if ![gdb_target_supports_trace] {
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unsupported "target does not support trace"
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return -1
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}
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gdb_breakpoint "end"
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with_test_prefix "tracing foo" {
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gdb_test "trace foo" ".*"
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gdb_test_no_output "tstart"
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gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*"
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gdb_test_no_output "tstop"
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gdb_test "tfind 0" "Found trace frame 0, tracepoint .*"
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gdb_test "p/d x" "\\\$${decimal} = {a = 0, b = 0, c = <unavailable>}"
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gdb_test "p/d y" "\\\$${decimal} = {a = 0, b = <unavailable>, c = 0}"
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gdb_test "p/d z" "\\\$${decimal} = {a = <unavailable>, b = 0, c = 0}"
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gdb_test "tfind none" "No longer looking at any trace frame.*"
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}
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with_test_prefix "tracing bar" {
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gdb_test "trace bar" ".*"
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gdb_test_no_output "tstart"
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gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*"
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gdb_test_no_output "tstop"
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gdb_test "tfind 0" "Found trace frame 0, tracepoint .*"
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gdb_test "p/d x" "\\\$${decimal} = {a = 0, b = <unavailable>, c = 0, d = 0, e = 0, f = 0, g = 0, h = 0, i = 0, j = 0}"
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gdb_test "p/d y" "\\\$${decimal} = {a = 0, b = 0, c = 0, d = 0, e = <unavailable>, f = 0, g = 0, h = 0, i = 0, j = 0}"
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gdb_test "p/d z" "\\\$${decimal} = {a = 0, b = 0, c = 0, d = 0, e = 0, f = 0, g = 0, h = 0, i = <unavailable>, j = 0}"
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gdb_test "tfind none" "No longer looking at any trace frame.*"
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}
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