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f7961364 | 1 | /* Common hooks for Texas Instruments MSP430. |
8d9254fc | 2 | Copyright (C) 2014-2020 Free Software Foundation, Inc. |
f7961364 NC |
3 | |
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 3, or (at your option) | |
9 | any later version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GCC; see the file COPYING3. If not see | |
18 | <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include "config.h" | |
21 | #include "system.h" | |
22 | #include "coretypes.h" | |
23 | #include "diagnostic-core.h" | |
24 | #include "tm.h" | |
25 | #include "common/common-target.h" | |
26 | #include "common/common-target-def.h" | |
27 | #include "opts.h" | |
28 | #include "flags.h" | |
29 | ||
04a9ae28 NC |
30 | /* Check for generic -mcpu= and -mmcu= names here. If found then we |
31 | convert to a baseline cpu name. Otherwise we allow the option to | |
32 | be passed on to the backend where it can be checked more fully. */ | |
f7961364 NC |
33 | |
34 | static bool | |
35 | msp430_handle_option (struct gcc_options *opts ATTRIBUTE_UNUSED, | |
36 | struct gcc_options *opts_set ATTRIBUTE_UNUSED, | |
37 | const struct cl_decoded_option *decoded, | |
38 | location_t loc ATTRIBUTE_UNUSED) | |
39 | { | |
40 | switch (decoded->opt_index) | |
41 | { | |
42 | case OPT_mcpu_: | |
43 | if (strcasecmp (decoded->arg, "msp430x") == 0 | |
44 | || strcasecmp (decoded->arg, "msp430xv2") == 0 | |
45 | || strcasecmp (decoded->arg, "430x") == 0 | |
46 | || strcasecmp (decoded->arg, "430xv2") == 0) | |
47 | { | |
48 | target_cpu = "msp430x"; | |
f7961364 NC |
49 | } |
50 | else if (strcasecmp (decoded->arg, "msp430") == 0 | |
51 | || strcasecmp (decoded->arg, "430") == 0) | |
52 | { | |
53 | target_cpu = "msp430"; | |
f7961364 NC |
54 | } |
55 | else | |
56 | { | |
a3f9f006 | 57 | error ("unrecognized argument of %<-mcpu%>: %s", decoded->arg); |
f7961364 NC |
58 | return false; |
59 | } | |
60 | break; | |
61 | ||
62 | case OPT_mmcu_: | |
63 | /* For backwards compatibility we recognise two generic MCU | |
64 | 430X names. However we want to be able to generate special C | |
65 | preprocessor defines for them, which is why we set target_mcu | |
66 | to NULL. */ | |
67 | if (strcasecmp (decoded->arg, "msp430") == 0) | |
68 | { | |
69 | target_cpu = "msp430"; | |
70 | target_mcu = NULL; | |
71 | } | |
72 | else if (strcasecmp (decoded->arg, "msp430x") == 0 | |
73 | || strcasecmp (decoded->arg, "msp430xv2") == 0) | |
74 | { | |
75 | target_cpu = "msp430x"; | |
76 | target_mcu = NULL; | |
77 | } | |
f7961364 NC |
78 | break; |
79 | } | |
80 | ||
81 | return true; | |
82 | } | |
83 | ||
84 | #undef TARGET_HANDLE_OPTION | |
85 | #define TARGET_HANDLE_OPTION msp430_handle_option | |
86 | ||
87 | struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER; |