# Copyright 2009, 2011-2012 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 . # # Contributed by Markus Deuling . # # Testsuite for Cell Broadband Engine combined debugger # This testcases tests on PPU and SPU if variables and registers are accessible # via print and set by using names and adresses. load_lib cell.exp set ppu_file "mem-access" set ppu_src ${srcdir}/${subdir}/${ppu_file}.c set ppu_bin ${objdir}/${subdir}/${ppu_file} set spu_file "mem-access-spu" set spu_src ${srcdir}/${subdir}/${spu_file}.c set spu_bin ${objdir}/${subdir}/${spu_file} if {[skip_cell_tests]} { return 0 } # Compile SPU binary. if { [gdb_compile_cell_spu $spu_src $spu_bin executable {debug}] != "" } { unsupported "Compiling spu binary failed." return -1 } # Compile PPU binary. if { [gdb_cell_embedspu $spu_bin $spu_bin-embed.o {debug}] != "" } { unsupported "Embedding spu binary failed." return -1 } if { [gdb_compile_cell_ppu [list $ppu_src $spu_bin-embed.o] $ppu_bin executable {debug}] != "" } { unsupported "Compiling ppu binary failed." return -1 } if [get_compiler_info] { return -1 } # Get the adress to symbol name. If $reg # is set to 1, get address from a register. proc get_adress_from_name { name reg } { global gdb_prompt set adr "" if { $reg == 1 } { set q "x/x $name" } else { set q "x/x &$name" } gdb_test_multiple $q "get address from $name" { -re "(0x.....):.*$gdb_prompt $" { # Registers. set adr $expect_out(1,string) pass "get adress from $name = $adr" } -re "(0x........) <.*$gdb_prompt $" { # PPU address. set adr $expect_out(1,string) pass "get adress from $name = $adr" } -re "(0x....) <.*$gdb_prompt $" { # SPU address. set adr $expect_out(1,string) pass "get adress from $name = $adr" } -re "(0x...) <.*$gdb_prompt $" { # SPU address. set adr $expect_out(1,string) pass "get adress from $name = $adr" } } return ${adr} } # Try to set a $value at adress $adr. proc set_adr_content { adr value } { gdb_test "set *$adr=$value" \ "" \ "set *$adr=$value" } # Try to set a $value for $symbol. proc set_symbol_content { symbol value } { gdb_test "set $symbol=$value" \ "" \ "set *$symbol=$value" } # Check if $value is at *adr proc test_adr_content { adr value } { gdb_test "p *$adr" \ ".*=.*$value.*" \ "(ptr) *$adr==$value" } proc test_symbol_content { symbol value } { gdb_test "p $symbol" \ ".*=.*$value.*" \ "(symbol) $symbol==$value" } # Check VARNAME. Check if it has the inital # value INITIALVALUE. Set it to NEWVALUE. # Check if set properly. Do it via symbols and # pointers. proc check_var { varname initalvalue newvalue } { # Initial value should be $initalvalue. test_symbol_content $varname $initalvalue # Get pointer to symbol and check if the # initial value is found. set adr [get_adress_from_name $varname 0] test_adr_content $adr $initalvalue # Re-set value using the pointer. set_adr_content $adr $newvalue # Test values by pointer and by symbol. test_adr_content $adr $newvalue test_symbol_content $varname $newvalue # Set value back to initalvalue using symbol # name and check it. set_symbol_content $varname $initalvalue test_adr_content $adr $initalvalue test_symbol_content $varname $initalvalue } gdb_exit gdb_start gdb_reinitialize_dir $srcdir/$subdir gdb_load ${ppu_bin} if ![runto_main] then { fail "Can't run to main" return 0 } # Check in PPU thread. c_to "Marker PPUEA" $ppu_file.c check_var "test_var" 5 7 # Go to SPU thread. cont_spu_main c_to "Marker SPUEA" $spu_file.c check_spu_arch "" # Check in SPU thread. check_var "test_var" 5 7 # Check $sp register. set adr [get_adress_from_name "\$sp" 1] set_adr_content $adr 8 test_adr_content $adr 8 gdb_exit return 0