| 1 | # Copyright 2009-2019 Free Software Foundation, Inc. |
| 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 | # Contributed by Markus Deuling <deuling@de.ibm.com>. |
| 17 | # |
| 18 | # Testsuite for Cell Broadband Engine combined debugger |
| 19 | # This testcase checks if the "show architecture" command works properly. |
| 20 | |
| 21 | load_lib cell.exp |
| 22 | |
| 23 | set ppu_file "break" |
| 24 | set ppu_src ${srcdir}/${subdir}/${ppu_file}.c |
| 25 | set ppu_bin [standard_output_file ${ppu_file}] |
| 26 | set spu_file "break-spu" |
| 27 | set spu_src ${srcdir}/${subdir}/${spu_file}.c |
| 28 | set spu_bin [standard_output_file ${spu_file}] |
| 29 | |
| 30 | if {[skip_cell_tests]} { |
| 31 | return 0 |
| 32 | } |
| 33 | |
| 34 | # Compile SPU binary. |
| 35 | if { [gdb_compile_cell_spu $spu_src $spu_bin executable {debug}] != "" } { |
| 36 | unsupported "compiling spu binary failed." |
| 37 | return -1 |
| 38 | } |
| 39 | # Compile PPU binary. |
| 40 | if { [gdb_cell_embedspu $spu_bin $spu_bin-embed.o {debug}] != "" } { |
| 41 | unsupported "embedding spu binary failed." |
| 42 | return -1 |
| 43 | } |
| 44 | if { [gdb_compile_cell_ppu [list $ppu_src $spu_bin-embed.o] $ppu_bin executable {debug}] != "" } { |
| 45 | unsupported "compiling ppu binary failed." |
| 46 | return -1 |
| 47 | } |
| 48 | |
| 49 | if [get_compiler_info] { |
| 50 | return -1 |
| 51 | } |
| 52 | |
| 53 | gdb_exit |
| 54 | gdb_start |
| 55 | gdb_reinitialize_dir $srcdir/$subdir |
| 56 | gdb_load ${ppu_bin} |
| 57 | |
| 58 | # No programm running, default architecture should be powerpc:common. |
| 59 | gdb_test "show architecture" \ |
| 60 | "The target architecture is set automatically.*currently powerpc:common.*" \ |
| 61 | "startup architecture is powerpc:common" |
| 62 | |
| 63 | if ![runto_main] then { |
| 64 | fail "can't run to main" |
| 65 | return 0 |
| 66 | } |
| 67 | |
| 68 | # In PPU thread, architecture should be powerpc:common. |
| 69 | gdb_test "show architecture" \ |
| 70 | "The target architecture is set automatically.*currently powerpc:common.*" \ |
| 71 | "ppu architecture is powerpc:common" |
| 72 | |
| 73 | # Switch to SPU thread. |
| 74 | cont_spu_main |
| 75 | check_spu_arch "" |
| 76 | |
| 77 | # Remember thread ID of first thread to hit SPU main. |
| 78 | send_gdb "thread\n" |
| 79 | gdb_expect 10 { |
| 80 | -re "Current thread is (\[0-9\]*) .*\r\n$gdb_prompt $" { |
| 81 | pass "retrieve current thread" |
| 82 | set thread_id $expect_out(1,string) |
| 83 | } |
| 84 | -re "$gdb_prompt $" { |
| 85 | fail "retrieve current thread" |
| 86 | return 0 |
| 87 | } |
| 88 | timeout { |
| 89 | fail "retrieve current thread (timed out)" |
| 90 | return 0 |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | # Stress Test: Switching from PPU- to SPU-Thread and back 'rep' times. |
| 95 | set rep 100 |
| 96 | for {set i 0} {$i < $rep} {incr i} { |
| 97 | # Switch to PPU Thread. |
| 98 | gdb_test "t 1" \ |
| 99 | "Switching to thread 1.*" \ |
| 100 | "switch back to thread 1 (PPU) #$i" |
| 101 | # In PPU Thread, architecture should again be powerpc:common. |
| 102 | gdb_test "show architecture" \ |
| 103 | "The target architecture is set automatically.*currently powerpc:common.*" \ |
| 104 | "ppu architecture is powerpc:common again #$i" |
| 105 | # Thread switching to SPU. |
| 106 | gdb_test "t $thread_id" \ |
| 107 | "Switching to thread $thread_id.*at.*$spu_file.c.*" \ |
| 108 | "switch back to thread $thread_id (spu) #$i" |
| 109 | # Standing in SPU thread again, architecture should be spu:256K again. |
| 110 | check_spu_arch "spu architecture is spu256K again #$i" |
| 111 | } |
| 112 | # End of Stress Test loop |
| 113 | |
| 114 | gdb_exit |
| 115 | |
| 116 | return 0 |