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618f726f | 1 | # Copyright 2006-2016 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 | ||
23 | set testfile "thumb-prologue" | |
24 | set srcfile ${testfile}.c | |
25 | set binfile ${objdir}/${subdir}/${testfile} | |
26 | ||
27 | # Don't use "debug", so that we don't have line information for the assembly | |
28 | # fragments. | |
29 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {"additional_flags=-mthumb"}] != "" } { | |
30 | untested "ARM prologue tests" | |
31 | return -1 | |
32 | } | |
33 | ||
34 | ||
35 | gdb_exit | |
36 | gdb_start | |
37 | gdb_reinitialize_dir $srcdir/$subdir | |
38 | gdb_load ${binfile} | |
39 | ||
40 | # | |
41 | # Run to `main' where we begin our tests. | |
42 | # | |
43 | ||
44 | if ![runto_main] then { | |
45 | untested "ARM prologue tests" | |
46 | return -1 | |
47 | } | |
48 | ||
49 | # Testcase for TPCS prologue. | |
50 | ||
fd20f75b DJ |
51 | gdb_breakpoint "* *(int *)tpcs_offset + (int) &tpcs_frame_1" |
52 | gdb_test "continue" "Breakpoint .*, $hex in tpcs_frame_1 \\(\\)" \ | |
53 | "continue to TPCS" | |
29d73ae4 DJ |
54 | |
55 | gdb_test "backtrace 10" \ | |
56 | "#0\[ \t\]*$hex in tpcs_frame_1 .*\r\n#1\[ \t\]*$hex in tpcs_frame .*\r\n#2\[ \t\]*$hex in main.*" \ | |
57 | "backtrace in TPCS" | |
58 | ||
59 | gdb_test "info frame" \ | |
b39cc962 | 60 | ".*Saved registers:.*r7 at.*r10 at.*r11 at.*lr at.*" \ |
29d73ae4 | 61 | "saved registers in TPCS" |
72a2e3dc MI |
62 | |
63 | ||
64 | # Testcase for "switching" the stack to the same stack in the prologue. | |
65 | ||
66 | gdb_breakpoint "switch_stack_to_same" | |
67 | ||
68 | gdb_test "continue" "Breakpoint .*, $hex in switch_stack_to_same \\(\\)" \ | |
69 | "continue to switch_stack_to_same" | |
70 | ||
71 | gdb_test "stepi 2" "in write_sp \\(\\)" "stepi over mov sp, sp" | |
72 | ||
73 | gdb_test "backtrace 10" \ | |
74 | "#0\[ \t\]*$hex in write_sp .*\r\n#1\[ \t\]*$hex in switch_stack_to_same .*\r\n#2\[ \t\]*$hex in main.*" \ | |
75 | "backtrace in write_sp" | |
76 | ||
77 | # Testcase for switching to another stack in the prologue. | |
78 | ||
79 | gdb_breakpoint "switch_stack_to_other" | |
80 | ||
81 | gdb_test "continue" "Breakpoint .*, $hex in switch_stack_to_other \\(\\)" \ | |
82 | "continue to switch_stack_to_other" | |
83 | ||
84 | gdb_test "stepi 2" "in write_sp \\(\\)" "stepi over mov sp, 128" | |
85 | ||
86 | gdb_test "backtrace 10" \ | |
87 | "#0\[ \t\]*$hex in write_sp .*\r\n#1\[ \t\]*$hex in switch_stack_to_other .*\r\n#2\[ \t\]*$hex in main.*" \ | |
88 | "backtrace in write_sp" |