Clang Project

clang_source_code/lib/Basic/Targets/AVR.cpp
1//===--- AVR.cpp - Implement AVR target feature support -------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file implements AVR TargetInfo objects.
10//
11//===----------------------------------------------------------------------===//
12
13#include "AVR.h"
14#include "clang/Basic/MacroBuilder.h"
15#include "llvm/ADT/StringSwitch.h"
16
17using namespace clang;
18using namespace clang::targets;
19
20namespace clang {
21namespace targets {
22
23/// Information about a specific microcontroller.
24struct LLVM_LIBRARY_VISIBILITY MCUInfo {
25  const char *Name;
26  const char *DefineName;
27};
28
29// This list should be kept up-to-date with AVRDevices.td in LLVM.
30static MCUInfo AVRMcus[] = {
31    {"at90s1200", "__AVR_AT90S1200__"},
32    {"attiny11", "__AVR_ATtiny11__"},
33    {"attiny12", "__AVR_ATtiny12__"},
34    {"attiny15", "__AVR_ATtiny15__"},
35    {"attiny28", "__AVR_ATtiny28__"},
36    {"at90s2313", "__AVR_AT90S2313__"},
37    {"at90s2323", "__AVR_AT90S2323__"},
38    {"at90s2333", "__AVR_AT90S2333__"},
39    {"at90s2343", "__AVR_AT90S2343__"},
40    {"attiny22", "__AVR_ATtiny22__"},
41    {"attiny26", "__AVR_ATtiny26__"},
42    {"at86rf401", "__AVR_AT86RF401__"},
43    {"at90s4414", "__AVR_AT90S4414__"},
44    {"at90s4433", "__AVR_AT90S4433__"},
45    {"at90s4434", "__AVR_AT90S4434__"},
46    {"at90s8515", "__AVR_AT90S8515__"},
47    {"at90c8534", "__AVR_AT90c8534__"},
48    {"at90s8535", "__AVR_AT90S8535__"},
49    {"ata5272", "__AVR_ATA5272__"},
50    {"attiny13", "__AVR_ATtiny13__"},
51    {"attiny13a", "__AVR_ATtiny13A__"},
52    {"attiny2313", "__AVR_ATtiny2313__"},
53    {"attiny2313a", "__AVR_ATtiny2313A__"},
54    {"attiny24", "__AVR_ATtiny24__"},
55    {"attiny24a", "__AVR_ATtiny24A__"},
56    {"attiny4313", "__AVR_ATtiny4313__"},
57    {"attiny44", "__AVR_ATtiny44__"},
58    {"attiny44a", "__AVR_ATtiny44A__"},
59    {"attiny84", "__AVR_ATtiny84__"},
60    {"attiny84a", "__AVR_ATtiny84A__"},
61    {"attiny25", "__AVR_ATtiny25__"},
62    {"attiny45", "__AVR_ATtiny45__"},
63    {"attiny85", "__AVR_ATtiny85__"},
64    {"attiny261", "__AVR_ATtiny261__"},
65    {"attiny261a", "__AVR_ATtiny261A__"},
66    {"attiny461", "__AVR_ATtiny461__"},
67    {"attiny461a", "__AVR_ATtiny461A__"},
68    {"attiny861", "__AVR_ATtiny861__"},
69    {"attiny861a", "__AVR_ATtiny861A__"},
70    {"attiny87", "__AVR_ATtiny87__"},
71    {"attiny43u", "__AVR_ATtiny43U__"},
72    {"attiny48", "__AVR_ATtiny48__"},
73    {"attiny88", "__AVR_ATtiny88__"},
74    {"attiny828", "__AVR_ATtiny828__"},
75    {"at43usb355", "__AVR_AT43USB355__"},
76    {"at76c711", "__AVR_AT76C711__"},
77    {"atmega103", "__AVR_ATmega103__"},
78    {"at43usb320", "__AVR_AT43USB320__"},
79    {"attiny167", "__AVR_ATtiny167__"},
80    {"at90usb82", "__AVR_AT90USB82__"},
81    {"at90usb162", "__AVR_AT90USB162__"},
82    {"ata5505", "__AVR_ATA5505__"},
83    {"atmega8u2", "__AVR_ATmega8U2__"},
84    {"atmega16u2", "__AVR_ATmega16U2__"},
85    {"atmega32u2", "__AVR_ATmega32U2__"},
86    {"attiny1634", "__AVR_ATtiny1634__"},
87    {"atmega8", "__AVR_ATmega8__"},
88    {"ata6289", "__AVR_ATA6289__"},
89    {"atmega8a", "__AVR_ATmega8A__"},
90    {"ata6285", "__AVR_ATA6285__"},
91    {"ata6286", "__AVR_ATA6286__"},
92    {"atmega48", "__AVR_ATmega48__"},
93    {"atmega48a", "__AVR_ATmega48A__"},
94    {"atmega48pa", "__AVR_ATmega48PA__"},
95    {"atmega48p", "__AVR_ATmega48P__"},
96    {"atmega88", "__AVR_ATmega88__"},
97    {"atmega88a", "__AVR_ATmega88A__"},
98    {"atmega88p", "__AVR_ATmega88P__"},
99    {"atmega88pa", "__AVR_ATmega88PA__"},
100    {"atmega8515", "__AVR_ATmega8515__"},
101    {"atmega8535", "__AVR_ATmega8535__"},
102    {"atmega8hva", "__AVR_ATmega8HVA__"},
103    {"at90pwm1", "__AVR_AT90PWM1__"},
104    {"at90pwm2", "__AVR_AT90PWM2__"},
105    {"at90pwm2b", "__AVR_AT90PWM2B__"},
106    {"at90pwm3", "__AVR_AT90PWM3__"},
107    {"at90pwm3b", "__AVR_AT90PWM3B__"},
108    {"at90pwm81", "__AVR_AT90PWM81__"},
109    {"ata5790", "__AVR_ATA5790__"},
110    {"ata5795", "__AVR_ATA5795__"},
111    {"atmega16", "__AVR_ATmega16__"},
112    {"atmega16a", "__AVR_ATmega16A__"},
113    {"atmega161", "__AVR_ATmega161__"},
114    {"atmega162", "__AVR_ATmega162__"},
115    {"atmega163", "__AVR_ATmega163__"},
116    {"atmega164a", "__AVR_ATmega164A__"},
117    {"atmega164p", "__AVR_ATmega164P__"},
118    {"atmega164pa", "__AVR_ATmega164PA__"},
119    {"atmega165", "__AVR_ATmega165__"},
120    {"atmega165a", "__AVR_ATmega165A__"},
121    {"atmega165p", "__AVR_ATmega165P__"},
122    {"atmega165pa", "__AVR_ATmega165PA__"},
123    {"atmega168", "__AVR_ATmega168__"},
124    {"atmega168a", "__AVR_ATmega168A__"},
125    {"atmega168p", "__AVR_ATmega168P__"},
126    {"atmega168pa", "__AVR_ATmega168PA__"},
127    {"atmega169", "__AVR_ATmega169__"},
128    {"atmega169a", "__AVR_ATmega169A__"},
129    {"atmega169p", "__AVR_ATmega169P__"},
130    {"atmega169pa", "__AVR_ATmega169PA__"},
131    {"atmega32", "__AVR_ATmega32__"},
132    {"atmega32a", "__AVR_ATmega32A__"},
133    {"atmega323", "__AVR_ATmega323__"},
134    {"atmega324a", "__AVR_ATmega324A__"},
135    {"atmega324p", "__AVR_ATmega324P__"},
136    {"atmega324pa", "__AVR_ATmega324PA__"},
137    {"atmega325", "__AVR_ATmega325__"},
138    {"atmega325a", "__AVR_ATmega325A__"},
139    {"atmega325p", "__AVR_ATmega325P__"},
140    {"atmega325pa", "__AVR_ATmega325PA__"},
141    {"atmega3250", "__AVR_ATmega3250__"},
142    {"atmega3250a", "__AVR_ATmega3250A__"},
143    {"atmega3250p", "__AVR_ATmega3250P__"},
144    {"atmega3250pa", "__AVR_ATmega3250PA__"},
145    {"atmega328", "__AVR_ATmega328__"},
146    {"atmega328p", "__AVR_ATmega328P__"},
147    {"atmega329", "__AVR_ATmega329__"},
148    {"atmega329a", "__AVR_ATmega329A__"},
149    {"atmega329p", "__AVR_ATmega329P__"},
150    {"atmega329pa", "__AVR_ATmega329PA__"},
151    {"atmega3290", "__AVR_ATmega3290__"},
152    {"atmega3290a", "__AVR_ATmega3290A__"},
153    {"atmega3290p", "__AVR_ATmega3290P__"},
154    {"atmega3290pa", "__AVR_ATmega3290PA__"},
155    {"atmega406", "__AVR_ATmega406__"},
156    {"atmega64", "__AVR_ATmega64__"},
157    {"atmega64a", "__AVR_ATmega64A__"},
158    {"atmega640", "__AVR_ATmega640__"},
159    {"atmega644", "__AVR_ATmega644__"},
160    {"atmega644a", "__AVR_ATmega644A__"},
161    {"atmega644p", "__AVR_ATmega644P__"},
162    {"atmega644pa", "__AVR_ATmega644PA__"},
163    {"atmega645", "__AVR_ATmega645__"},
164    {"atmega645a", "__AVR_ATmega645A__"},
165    {"atmega645p", "__AVR_ATmega645P__"},
166    {"atmega649", "__AVR_ATmega649__"},
167    {"atmega649a", "__AVR_ATmega649A__"},
168    {"atmega649p", "__AVR_ATmega649P__"},
169    {"atmega6450", "__AVR_ATmega6450__"},
170    {"atmega6450a", "__AVR_ATmega6450A__"},
171    {"atmega6450p", "__AVR_ATmega6450P__"},
172    {"atmega6490", "__AVR_ATmega6490__"},
173    {"atmega6490a", "__AVR_ATmega6490A__"},
174    {"atmega6490p", "__AVR_ATmega6490P__"},
175    {"atmega64rfr2", "__AVR_ATmega64RFR2__"},
176    {"atmega644rfr2", "__AVR_ATmega644RFR2__"},
177    {"atmega16hva", "__AVR_ATmega16HVA__"},
178    {"atmega16hva2", "__AVR_ATmega16HVA2__"},
179    {"atmega16hvb", "__AVR_ATmega16HVB__"},
180    {"atmega16hvbrevb", "__AVR_ATmega16HVBREVB__"},
181    {"atmega32hvb", "__AVR_ATmega32HVB__"},
182    {"atmega32hvbrevb", "__AVR_ATmega32HVBREVB__"},
183    {"atmega64hve", "__AVR_ATmega64HVE__"},
184    {"at90can32", "__AVR_AT90CAN32__"},
185    {"at90can64", "__AVR_AT90CAN64__"},
186    {"at90pwm161", "__AVR_AT90PWM161__"},
187    {"at90pwm216", "__AVR_AT90PWM216__"},
188    {"at90pwm316", "__AVR_AT90PWM316__"},
189    {"atmega32c1", "__AVR_ATmega32C1__"},
190    {"atmega64c1", "__AVR_ATmega64C1__"},
191    {"atmega16m1", "__AVR_ATmega16M1__"},
192    {"atmega32m1", "__AVR_ATmega32M1__"},
193    {"atmega64m1", "__AVR_ATmega64M1__"},
194    {"atmega16u4", "__AVR_ATmega16U4__"},
195    {"atmega32u4", "__AVR_ATmega32U4__"},
196    {"atmega32u6", "__AVR_ATmega32U6__"},
197    {"at90usb646", "__AVR_AT90USB646__"},
198    {"at90usb647", "__AVR_AT90USB647__"},
199    {"at90scr100", "__AVR_AT90SCR100__"},
200    {"at94k", "__AVR_AT94K__"},
201    {"m3000", "__AVR_AT000__"},
202    {"atmega128", "__AVR_ATmega128__"},
203    {"atmega128a", "__AVR_ATmega128A__"},
204    {"atmega1280", "__AVR_ATmega1280__"},
205    {"atmega1281", "__AVR_ATmega1281__"},
206    {"atmega1284", "__AVR_ATmega1284__"},
207    {"atmega1284p", "__AVR_ATmega1284P__"},
208    {"atmega128rfa1", "__AVR_ATmega128RFA1__"},
209    {"atmega128rfr2", "__AVR_ATmega128RFR2__"},
210    {"atmega1284rfr2", "__AVR_ATmega1284RFR2__"},
211    {"at90can128", "__AVR_AT90CAN128__"},
212    {"at90usb1286", "__AVR_AT90USB1286__"},
213    {"at90usb1287", "__AVR_AT90USB1287__"},
214    {"atmega2560", "__AVR_ATmega2560__"},
215    {"atmega2561", "__AVR_ATmega2561__"},
216    {"atmega256rfr2", "__AVR_ATmega256RFR2__"},
217    {"atmega2564rfr2", "__AVR_ATmega2564RFR2__"},
218    {"atxmega16a4", "__AVR_ATxmega16A4__"},
219    {"atxmega16a4u", "__AVR_ATxmega16a4U__"},
220    {"atxmega16c4", "__AVR_ATxmega16C4__"},
221    {"atxmega16d4", "__AVR_ATxmega16D4__"},
222    {"atxmega32a4", "__AVR_ATxmega32A4__"},
223    {"atxmega32a4u", "__AVR_ATxmega32A4U__"},
224    {"atxmega32c4", "__AVR_ATxmega32C4__"},
225    {"atxmega32d4", "__AVR_ATxmega32D4__"},
226    {"atxmega32e5", "__AVR_ATxmega32E5__"},
227    {"atxmega16e5", "__AVR_ATxmega16E5__"},
228    {"atxmega8e5", "__AVR_ATxmega8E5__"},
229    {"atxmega32x1", "__AVR_ATxmega32X1__"},
230    {"atxmega64a3", "__AVR_ATxmega64A3__"},
231    {"atxmega64a3u", "__AVR_ATxmega64A3U__"},
232    {"atxmega64a4u", "__AVR_ATxmega64A4U__"},
233    {"atxmega64b1", "__AVR_ATxmega64B1__"},
234    {"atxmega64b3", "__AVR_ATxmega64B3__"},
235    {"atxmega64c3", "__AVR_ATxmega64C3__"},
236    {"atxmega64d3", "__AVR_ATxmega64D3__"},
237    {"atxmega64d4", "__AVR_ATxmega64D4__"},
238    {"atxmega64a1", "__AVR_ATxmega64A1__"},
239    {"atxmega64a1u", "__AVR_ATxmega64A1U__"},
240    {"atxmega128a3", "__AVR_ATxmega128A3__"},
241    {"atxmega128a3u", "__AVR_ATxmega128A3U__"},
242    {"atxmega128b1", "__AVR_ATxmega128B1__"},
243    {"atxmega128b3", "__AVR_ATxmega128B3__"},
244    {"atxmega128c3", "__AVR_ATxmega128C3__"},
245    {"atxmega128d3", "__AVR_ATxmega128D3__"},
246    {"atxmega128d4", "__AVR_ATxmega128D4__"},
247    {"atxmega192a3", "__AVR_ATxmega192A3__"},
248    {"atxmega192a3u", "__AVR_ATxmega192A3U__"},
249    {"atxmega192c3", "__AVR_ATxmega192C3__"},
250    {"atxmega192d3", "__AVR_ATxmega192D3__"},
251    {"atxmega256a3", "__AVR_ATxmega256A3__"},
252    {"atxmega256a3u", "__AVR_ATxmega256A3U__"},
253    {"atxmega256a3b", "__AVR_ATxmega256A3B__"},
254    {"atxmega256a3bu", "__AVR_ATxmega256A3BU__"},
255    {"atxmega256c3", "__AVR_ATxmega256C3__"},
256    {"atxmega256d3", "__AVR_ATxmega256D3__"},
257    {"atxmega384c3", "__AVR_ATxmega384C3__"},
258    {"atxmega384d3", "__AVR_ATxmega384D3__"},
259    {"atxmega128a1", "__AVR_ATxmega128A1__"},
260    {"atxmega128a1u", "__AVR_ATxmega128A1U__"},
261    {"atxmega128a4u", "__AVR_ATxmega128a4U__"},
262    {"attiny4", "__AVR_ATtiny4__"},
263    {"attiny5", "__AVR_ATtiny5__"},
264    {"attiny9", "__AVR_ATtiny9__"},
265    {"attiny10", "__AVR_ATtiny10__"},
266    {"attiny20", "__AVR_ATtiny20__"},
267    {"attiny40", "__AVR_ATtiny40__"},
268    {"attiny102", "__AVR_ATtiny102__"},
269    {"attiny104", "__AVR_ATtiny104__"},
270};
271
272} // namespace targets
273} // namespace clang
274
275static constexpr llvm::StringLiteral ValidFamilyNames[] = {
276    "avr1",      "avr2",      "avr25",     "avr3",      "avr31",
277    "avr35",     "avr4",      "avr5",      "avr51",     "avr6",
278    "avrxmega1", "avrxmega2", "avrxmega3", "avrxmega4", "avrxmega5",
279    "avrxmega6", "avrxmega7", "avrtiny"};
280
281bool AVRTargetInfo::isValidCPUName(StringRef Name) const {
282  bool IsFamily =
283      llvm::find(ValidFamilyNames, Name) != std::end(ValidFamilyNames);
284
285  bool IsMCU =
286      llvm::find_if(AVRMcus, [&](const MCUInfo &Info) {
287        return Info.Name == Name;
288      }) != std::end(AVRMcus);
289  return IsFamily || IsMCU;
290}
291
292void AVRTargetInfo::fillValidCPUList(SmallVectorImpl<StringRef> &Values) const {
293  Values.append(std::begin(ValidFamilyNames), std::end(ValidFamilyNames));
294  for (const MCUInfo &Info : AVRMcus)
295    Values.push_back(Info.Name);
296}
297
298void AVRTargetInfo::getTargetDefines(const LangOptions &Opts,
299                                     MacroBuilder &Builder) const {
300  Builder.defineMacro("AVR");
301  Builder.defineMacro("__AVR");
302  Builder.defineMacro("__AVR__");
303
304  if (!this->CPU.empty()) {
305    auto It = llvm::find_if(
306        AVRMcus, [&](const MCUInfo &Info) { return Info.Name == this->CPU; });
307
308    if (It != std::end(AVRMcus))
309      Builder.defineMacro(It->DefineName);
310  }
311}
312
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