Commit | Line | Data |
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c906108c | 1 | /* Simulator signal support |
e2882c85 | 2 | Copyright (C) 1997-2018 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 SS |
19 | |
20 | #include <signal.h> | |
21 | #include "sim-main.h" | |
22 | ||
23 | /* Convert SIM_SIGFOO to SIGFOO. | |
24 | What to do when the host doesn't have SIGFOO is handled on a case by case | |
25 | basis. Generally, in the case of passing a value back to gdb, we want gdb | |
26 | to not think the process has died (so it can be debugged at the point of | |
27 | failure). */ | |
28 | ||
a4e64307 | 29 | #ifdef _WIN32 |
c906108c SS |
30 | #ifndef SIGTRAP |
31 | #define SIGTRAP 5 | |
32 | #endif | |
33 | #ifndef SIGBUS | |
34 | #define SIGBUS 10 | |
35 | #endif | |
36 | #ifndef SIGQUIT | |
37 | #define SIGQUIT 3 | |
38 | #endif | |
39 | #endif | |
40 | ||
41 | int | |
42 | sim_signal_to_host (SIM_DESC sd, SIM_SIGNAL sig) | |
43 | { | |
44 | switch (sig) | |
45 | { | |
46 | case SIM_SIGINT : | |
47 | return SIGINT; | |
48 | ||
49 | case SIM_SIGABRT : | |
50 | return SIGABRT; | |
51 | ||
52 | case SIM_SIGILL : | |
53 | #ifdef SIGILL | |
54 | return SIGILL; | |
55 | #else | |
56 | return SIGSEGV; | |
57 | #endif | |
58 | ||
59 | case SIM_SIGTRAP : | |
60 | return SIGTRAP; | |
61 | ||
62 | case SIM_SIGBUS : | |
63 | #ifdef SIGBUS | |
64 | return SIGBUS; | |
65 | #else | |
66 | return SIGSEGV; | |
67 | #endif | |
68 | ||
69 | case SIM_SIGSEGV : | |
70 | return SIGSEGV; | |
71 | ||
72 | case SIM_SIGXCPU : | |
73 | #ifdef SIGXCPU | |
74 | return SIGXCPU; | |
75 | #endif | |
76 | break; | |
77 | ||
78 | case SIM_SIGFPE: | |
aba6488e | 79 | #ifdef SIGFPE |
c906108c SS |
80 | return SIGFPE; |
81 | #endif | |
82 | break; | |
83 | ||
84 | case SIM_SIGNONE: | |
85 | return 0; | |
86 | break; | |
87 | } | |
88 | ||
89 | sim_io_eprintf (sd, "sim_signal_to_host: unknown signal: %d\n", sig); | |
90 | #ifdef SIGHUP | |
91 | return SIGHUP; /* FIXME: Suggestions? */ | |
92 | #else | |
93 | return 1; | |
94 | #endif | |
95 | } | |
aba6488e | 96 | |
2ea28649 | 97 | enum gdb_signal |
2c1fa544 | 98 | sim_signal_to_gdb_signal (SIM_DESC sd, SIM_SIGNAL sig) |
aba6488e MM |
99 | { |
100 | switch (sig) | |
101 | { | |
102 | case SIM_SIGINT : | |
a493e3e2 | 103 | return GDB_SIGNAL_INT; |
aba6488e MM |
104 | |
105 | case SIM_SIGABRT : | |
a493e3e2 | 106 | return GDB_SIGNAL_ABRT; |
aba6488e MM |
107 | |
108 | case SIM_SIGILL : | |
a493e3e2 | 109 | return GDB_SIGNAL_ILL; |
aba6488e MM |
110 | |
111 | case SIM_SIGTRAP : | |
a493e3e2 | 112 | return GDB_SIGNAL_TRAP; |
aba6488e MM |
113 | |
114 | case SIM_SIGBUS : | |
a493e3e2 | 115 | return GDB_SIGNAL_BUS; |
aba6488e | 116 | |
25520859 | 117 | case SIM_SIGSEGV : |
a493e3e2 | 118 | return GDB_SIGNAL_SEGV; |
aba6488e MM |
119 | |
120 | case SIM_SIGXCPU : | |
a493e3e2 | 121 | return GDB_SIGNAL_XCPU; |
aba6488e MM |
122 | |
123 | case SIM_SIGFPE: | |
a493e3e2 | 124 | return GDB_SIGNAL_FPE; |
aba6488e MM |
125 | break; |
126 | ||
127 | case SIM_SIGNONE: | |
a493e3e2 | 128 | return GDB_SIGNAL_0; |
aba6488e MM |
129 | break; |
130 | } | |
131 | ||
132 | sim_io_eprintf (sd, "sim_signal_to_host: unknown signal: %d\n", sig); | |
a493e3e2 | 133 | return GDB_SIGNAL_HUP; |
aba6488e | 134 | } |