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1ea34204 UW |
1 | # Copyright 2009 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 ${objdir}/${subdir}/${ppu_file} | |
26 | set spu_file "break-spu" | |
27 | set spu_src ${srcdir}/${subdir}/${spu_file}.c | |
28 | set spu_bin ${objdir}/${subdir}/${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 ${ppu_bin}] { | |
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 |