Commit | Line | Data |
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c906108c | 1 | /* Simulator signal support |
88b9d363 | 2 | Copyright (C) 1997-2022 Free Software Foundation, Inc. |
c906108c SS |
3 | Contributed by Cygnus Support |
4 | ||
5 | This file is part of the GNU Simulators. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
4744ac1b JB |
9 | the Free Software Foundation; either version 3 of the License, or |
10 | (at your option) any later version. | |
c906108c SS |
11 | |
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
4744ac1b JB |
17 | You should have received a copy of the GNU General Public License |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
c906108c | 19 | |
6df01ab8 MF |
20 | /* This must come before any other includes. */ |
21 | #include "defs.h" | |
22 | ||
c906108c SS |
23 | #include <signal.h> |
24 | #include "sim-main.h" | |
1fef66b0 | 25 | #include "sim-signal.h" |
c906108c SS |
26 | |
27 | /* Convert SIM_SIGFOO to SIGFOO. | |
28 | What to do when the host doesn't have SIGFOO is handled on a case by case | |
29 | basis. Generally, in the case of passing a value back to gdb, we want gdb | |
30 | to not think the process has died (so it can be debugged at the point of | |
31 | failure). */ | |
32 | ||
a4e64307 | 33 | #ifdef _WIN32 |
c906108c SS |
34 | #ifndef SIGTRAP |
35 | #define SIGTRAP 5 | |
36 | #endif | |
37 | #ifndef SIGBUS | |
38 | #define SIGBUS 10 | |
39 | #endif | |
40 | #ifndef SIGQUIT | |
41 | #define SIGQUIT 3 | |
42 | #endif | |
43 | #endif | |
44 | ||
45 | int | |
46 | sim_signal_to_host (SIM_DESC sd, SIM_SIGNAL sig) | |
47 | { | |
48 | switch (sig) | |
49 | { | |
50 | case SIM_SIGINT : | |
51 | return SIGINT; | |
52 | ||
53 | case SIM_SIGABRT : | |
54 | return SIGABRT; | |
55 | ||
56 | case SIM_SIGILL : | |
57 | #ifdef SIGILL | |
58 | return SIGILL; | |
59 | #else | |
60 | return SIGSEGV; | |
61 | #endif | |
62 | ||
63 | case SIM_SIGTRAP : | |
64 | return SIGTRAP; | |
65 | ||
66 | case SIM_SIGBUS : | |
67 | #ifdef SIGBUS | |
68 | return SIGBUS; | |
69 | #else | |
70 | return SIGSEGV; | |
71 | #endif | |
72 | ||
73 | case SIM_SIGSEGV : | |
74 | return SIGSEGV; | |
75 | ||
76 | case SIM_SIGXCPU : | |
77 | #ifdef SIGXCPU | |
78 | return SIGXCPU; | |
79 | #endif | |
80 | break; | |
81 | ||
82 | case SIM_SIGFPE: | |
aba6488e | 83 | #ifdef SIGFPE |
c906108c SS |
84 | return SIGFPE; |
85 | #endif | |
86 | break; | |
87 | ||
88 | case SIM_SIGNONE: | |
89 | return 0; | |
90 | break; | |
91 | } | |
92 | ||
93 | sim_io_eprintf (sd, "sim_signal_to_host: unknown signal: %d\n", sig); | |
94 | #ifdef SIGHUP | |
95 | return SIGHUP; /* FIXME: Suggestions? */ | |
96 | #else | |
97 | return 1; | |
98 | #endif | |
99 | } | |
aba6488e | 100 | |
2ea28649 | 101 | enum gdb_signal |
2c1fa544 | 102 | sim_signal_to_gdb_signal (SIM_DESC sd, SIM_SIGNAL sig) |
aba6488e MM |
103 | { |
104 | switch (sig) | |
105 | { | |
106 | case SIM_SIGINT : | |
a493e3e2 | 107 | return GDB_SIGNAL_INT; |
aba6488e MM |
108 | |
109 | case SIM_SIGABRT : | |
a493e3e2 | 110 | return GDB_SIGNAL_ABRT; |
aba6488e MM |
111 | |
112 | case SIM_SIGILL : | |
a493e3e2 | 113 | return GDB_SIGNAL_ILL; |
aba6488e MM |
114 | |
115 | case SIM_SIGTRAP : | |
a493e3e2 | 116 | return GDB_SIGNAL_TRAP; |
aba6488e MM |
117 | |
118 | case SIM_SIGBUS : | |
a493e3e2 | 119 | return GDB_SIGNAL_BUS; |
aba6488e | 120 | |
25520859 | 121 | case SIM_SIGSEGV : |
a493e3e2 | 122 | return GDB_SIGNAL_SEGV; |
aba6488e MM |
123 | |
124 | case SIM_SIGXCPU : | |
a493e3e2 | 125 | return GDB_SIGNAL_XCPU; |
aba6488e MM |
126 | |
127 | case SIM_SIGFPE: | |
a493e3e2 | 128 | return GDB_SIGNAL_FPE; |
aba6488e MM |
129 | break; |
130 | ||
131 | case SIM_SIGNONE: | |
a493e3e2 | 132 | return GDB_SIGNAL_0; |
aba6488e MM |
133 | break; |
134 | } | |
135 | ||
136 | sim_io_eprintf (sd, "sim_signal_to_host: unknown signal: %d\n", sig); | |
a493e3e2 | 137 | return GDB_SIGNAL_HUP; |
aba6488e | 138 | } |