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b811d2c2 | 1 | # Copyright 2006-2020 Free Software Foundation, Inc. |
29d73ae4 DJ |
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 | |
e22f8b7c | 5 | # the Free Software Foundation; either version 3 of the License, or |
29d73ae4 DJ |
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 | |
e22f8b7c | 14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
29d73ae4 DJ |
15 | |
16 | # Test ARM/Thumb prologue analyzer. | |
17 | ||
9fcf688e | 18 | if {![is_aarch32_target]} then { |
29d73ae4 DJ |
19 | verbose "Skipping ARM prologue tests." |
20 | return | |
21 | } | |
22 | ||
ffd19d61 | 23 | standard_testfile |
29d73ae4 DJ |
24 | |
25 | # Don't use "debug", so that we don't have line information for the assembly | |
26 | # fragments. | |
27 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {"additional_flags=-mthumb"}] != "" } { | |
28 | untested "ARM prologue tests" | |
29 | return -1 | |
30 | } | |
31 | ||
32 | ||
33 | gdb_exit | |
34 | gdb_start | |
35 | gdb_reinitialize_dir $srcdir/$subdir | |
36 | gdb_load ${binfile} | |
37 | ||
38 | # | |
39 | # Run to `main' where we begin our tests. | |
40 | # | |
41 | ||
42 | if ![runto_main] then { | |
43 | untested "ARM prologue tests" | |
44 | return -1 | |
45 | } | |
46 | ||
47 | # Testcase for TPCS prologue. | |
48 | ||
fd20f75b DJ |
49 | gdb_breakpoint "* *(int *)tpcs_offset + (int) &tpcs_frame_1" |
50 | gdb_test "continue" "Breakpoint .*, $hex in tpcs_frame_1 \\(\\)" \ | |
51 | "continue to TPCS" | |
29d73ae4 DJ |
52 | |
53 | gdb_test "backtrace 10" \ | |
54 | "#0\[ \t\]*$hex in tpcs_frame_1 .*\r\n#1\[ \t\]*$hex in tpcs_frame .*\r\n#2\[ \t\]*$hex in main.*" \ | |
55 | "backtrace in TPCS" | |
56 | ||
57 | gdb_test "info frame" \ | |
b39cc962 | 58 | ".*Saved registers:.*r7 at.*r10 at.*r11 at.*lr at.*" \ |
29d73ae4 | 59 | "saved registers in TPCS" |
72a2e3dc MI |
60 | |
61 | ||
62 | # Testcase for "switching" the stack to the same stack in the prologue. | |
63 | ||
64 | gdb_breakpoint "switch_stack_to_same" | |
65 | ||
66 | gdb_test "continue" "Breakpoint .*, $hex in switch_stack_to_same \\(\\)" \ | |
67 | "continue to switch_stack_to_same" | |
68 | ||
69 | gdb_test "stepi 2" "in write_sp \\(\\)" "stepi over mov sp, sp" | |
70 | ||
71 | gdb_test "backtrace 10" \ | |
72 | "#0\[ \t\]*$hex in write_sp .*\r\n#1\[ \t\]*$hex in switch_stack_to_same .*\r\n#2\[ \t\]*$hex in main.*" \ | |
73 | "backtrace in write_sp" | |
74 | ||
75 | # Testcase for switching to another stack in the prologue. | |
76 | ||
77 | gdb_breakpoint "switch_stack_to_other" | |
78 | ||
79 | gdb_test "continue" "Breakpoint .*, $hex in switch_stack_to_other \\(\\)" \ | |
80 | "continue to switch_stack_to_other" | |
81 | ||
82 | gdb_test "stepi 2" "in write_sp \\(\\)" "stepi over mov sp, 128" | |
83 | ||
84 | gdb_test "backtrace 10" \ | |
85 | "#0\[ \t\]*$hex in write_sp .*\r\n#1\[ \t\]*$hex in switch_stack_to_other .*\r\n#2\[ \t\]*$hex in main.*" \ | |
c2b75043 | 86 | "backtrace in write_sp, 2nd stop" |