clang  14.0.0git
AVR.cpp
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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 
17 using namespace clang;
18 using namespace clang::targets;
19 
20 namespace clang {
21 namespace targets {
22 
23 /// Information about a specific microcontroller.
24 struct 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.
30 static 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  {"attiny441", "__AVR_ATtiny441__"},
67  {"attiny461", "__AVR_ATtiny461__"},
68  {"attiny461a", "__AVR_ATtiny461A__"},
69  {"attiny841", "__AVR_ATtiny841__"},
70  {"attiny861", "__AVR_ATtiny861__"},
71  {"attiny861a", "__AVR_ATtiny861A__"},
72  {"attiny87", "__AVR_ATtiny87__"},
73  {"attiny43u", "__AVR_ATtiny43U__"},
74  {"attiny48", "__AVR_ATtiny48__"},
75  {"attiny88", "__AVR_ATtiny88__"},
76  {"attiny828", "__AVR_ATtiny828__"},
77  {"at43usb355", "__AVR_AT43USB355__"},
78  {"at76c711", "__AVR_AT76C711__"},
79  {"atmega103", "__AVR_ATmega103__"},
80  {"at43usb320", "__AVR_AT43USB320__"},
81  {"attiny167", "__AVR_ATtiny167__"},
82  {"at90usb82", "__AVR_AT90USB82__"},
83  {"at90usb162", "__AVR_AT90USB162__"},
84  {"ata5505", "__AVR_ATA5505__"},
85  {"atmega8u2", "__AVR_ATmega8U2__"},
86  {"atmega16u2", "__AVR_ATmega16U2__"},
87  {"atmega32u2", "__AVR_ATmega32U2__"},
88  {"attiny1634", "__AVR_ATtiny1634__"},
89  {"atmega8", "__AVR_ATmega8__"},
90  {"ata6289", "__AVR_ATA6289__"},
91  {"atmega8a", "__AVR_ATmega8A__"},
92  {"ata6285", "__AVR_ATA6285__"},
93  {"ata6286", "__AVR_ATA6286__"},
94  {"atmega48", "__AVR_ATmega48__"},
95  {"atmega48a", "__AVR_ATmega48A__"},
96  {"atmega48pa", "__AVR_ATmega48PA__"},
97  {"atmega48pb", "__AVR_ATmega48PB__"},
98  {"atmega48p", "__AVR_ATmega48P__"},
99  {"atmega88", "__AVR_ATmega88__"},
100  {"atmega88a", "__AVR_ATmega88A__"},
101  {"atmega88p", "__AVR_ATmega88P__"},
102  {"atmega88pa", "__AVR_ATmega88PA__"},
103  {"atmega88pb", "__AVR_ATmega88PB__"},
104  {"atmega8515", "__AVR_ATmega8515__"},
105  {"atmega8535", "__AVR_ATmega8535__"},
106  {"atmega8hva", "__AVR_ATmega8HVA__"},
107  {"at90pwm1", "__AVR_AT90PWM1__"},
108  {"at90pwm2", "__AVR_AT90PWM2__"},
109  {"at90pwm2b", "__AVR_AT90PWM2B__"},
110  {"at90pwm3", "__AVR_AT90PWM3__"},
111  {"at90pwm3b", "__AVR_AT90PWM3B__"},
112  {"at90pwm81", "__AVR_AT90PWM81__"},
113  {"ata5790", "__AVR_ATA5790__"},
114  {"ata5795", "__AVR_ATA5795__"},
115  {"atmega16", "__AVR_ATmega16__"},
116  {"atmega16a", "__AVR_ATmega16A__"},
117  {"atmega161", "__AVR_ATmega161__"},
118  {"atmega162", "__AVR_ATmega162__"},
119  {"atmega163", "__AVR_ATmega163__"},
120  {"atmega164a", "__AVR_ATmega164A__"},
121  {"atmega164p", "__AVR_ATmega164P__"},
122  {"atmega164pa", "__AVR_ATmega164PA__"},
123  {"atmega165", "__AVR_ATmega165__"},
124  {"atmega165a", "__AVR_ATmega165A__"},
125  {"atmega165p", "__AVR_ATmega165P__"},
126  {"atmega165pa", "__AVR_ATmega165PA__"},
127  {"atmega168", "__AVR_ATmega168__"},
128  {"atmega168a", "__AVR_ATmega168A__"},
129  {"atmega168p", "__AVR_ATmega168P__"},
130  {"atmega168pa", "__AVR_ATmega168PA__"},
131  {"atmega168pb", "__AVR_ATmega168PB__"},
132  {"atmega169", "__AVR_ATmega169__"},
133  {"atmega169a", "__AVR_ATmega169A__"},
134  {"atmega169p", "__AVR_ATmega169P__"},
135  {"atmega169pa", "__AVR_ATmega169PA__"},
136  {"atmega32", "__AVR_ATmega32__"},
137  {"atmega32a", "__AVR_ATmega32A__"},
138  {"atmega323", "__AVR_ATmega323__"},
139  {"atmega324a", "__AVR_ATmega324A__"},
140  {"atmega324p", "__AVR_ATmega324P__"},
141  {"atmega324pa", "__AVR_ATmega324PA__"},
142  {"atmega324pb", "__AVR_ATmega324PB__"},
143  {"atmega325", "__AVR_ATmega325__"},
144  {"atmega325a", "__AVR_ATmega325A__"},
145  {"atmega325p", "__AVR_ATmega325P__"},
146  {"atmega325pa", "__AVR_ATmega325PA__"},
147  {"atmega3250", "__AVR_ATmega3250__"},
148  {"atmega3250a", "__AVR_ATmega3250A__"},
149  {"atmega3250p", "__AVR_ATmega3250P__"},
150  {"atmega3250pa", "__AVR_ATmega3250PA__"},
151  {"atmega328", "__AVR_ATmega328__"},
152  {"atmega328p", "__AVR_ATmega328P__"},
153  {"atmega328pb", "__AVR_ATmega328PB__"},
154  {"atmega329", "__AVR_ATmega329__"},
155  {"atmega329a", "__AVR_ATmega329A__"},
156  {"atmega329p", "__AVR_ATmega329P__"},
157  {"atmega329pa", "__AVR_ATmega329PA__"},
158  {"atmega3290", "__AVR_ATmega3290__"},
159  {"atmega3290a", "__AVR_ATmega3290A__"},
160  {"atmega3290p", "__AVR_ATmega3290P__"},
161  {"atmega3290pa", "__AVR_ATmega3290PA__"},
162  {"atmega406", "__AVR_ATmega406__"},
163  {"atmega64", "__AVR_ATmega64__"},
164  {"atmega64a", "__AVR_ATmega64A__"},
165  {"atmega640", "__AVR_ATmega640__"},
166  {"atmega644", "__AVR_ATmega644__"},
167  {"atmega644a", "__AVR_ATmega644A__"},
168  {"atmega644p", "__AVR_ATmega644P__"},
169  {"atmega644pa", "__AVR_ATmega644PA__"},
170  {"atmega645", "__AVR_ATmega645__"},
171  {"atmega645a", "__AVR_ATmega645A__"},
172  {"atmega645p", "__AVR_ATmega645P__"},
173  {"atmega649", "__AVR_ATmega649__"},
174  {"atmega649a", "__AVR_ATmega649A__"},
175  {"atmega649p", "__AVR_ATmega649P__"},
176  {"atmega6450", "__AVR_ATmega6450__"},
177  {"atmega6450a", "__AVR_ATmega6450A__"},
178  {"atmega6450p", "__AVR_ATmega6450P__"},
179  {"atmega6490", "__AVR_ATmega6490__"},
180  {"atmega6490a", "__AVR_ATmega6490A__"},
181  {"atmega6490p", "__AVR_ATmega6490P__"},
182  {"atmega64rfr2", "__AVR_ATmega64RFR2__"},
183  {"atmega644rfr2", "__AVR_ATmega644RFR2__"},
184  {"atmega16hva", "__AVR_ATmega16HVA__"},
185  {"atmega16hva2", "__AVR_ATmega16HVA2__"},
186  {"atmega16hvb", "__AVR_ATmega16HVB__"},
187  {"atmega16hvbrevb", "__AVR_ATmega16HVBREVB__"},
188  {"atmega32hvb", "__AVR_ATmega32HVB__"},
189  {"atmega32hvbrevb", "__AVR_ATmega32HVBREVB__"},
190  {"atmega64hve", "__AVR_ATmega64HVE__"},
191  {"at90can32", "__AVR_AT90CAN32__"},
192  {"at90can64", "__AVR_AT90CAN64__"},
193  {"at90pwm161", "__AVR_AT90PWM161__"},
194  {"at90pwm216", "__AVR_AT90PWM216__"},
195  {"at90pwm316", "__AVR_AT90PWM316__"},
196  {"atmega32c1", "__AVR_ATmega32C1__"},
197  {"atmega64c1", "__AVR_ATmega64C1__"},
198  {"atmega16m1", "__AVR_ATmega16M1__"},
199  {"atmega32m1", "__AVR_ATmega32M1__"},
200  {"atmega64m1", "__AVR_ATmega64M1__"},
201  {"atmega16u4", "__AVR_ATmega16U4__"},
202  {"atmega32u4", "__AVR_ATmega32U4__"},
203  {"atmega32u6", "__AVR_ATmega32U6__"},
204  {"at90usb646", "__AVR_AT90USB646__"},
205  {"at90usb647", "__AVR_AT90USB647__"},
206  {"at90scr100", "__AVR_AT90SCR100__"},
207  {"at94k", "__AVR_AT94K__"},
208  {"m3000", "__AVR_AT000__"},
209  {"atmega128", "__AVR_ATmega128__"},
210  {"atmega128a", "__AVR_ATmega128A__"},
211  {"atmega1280", "__AVR_ATmega1280__"},
212  {"atmega1281", "__AVR_ATmega1281__"},
213  {"atmega1284", "__AVR_ATmega1284__"},
214  {"atmega1284p", "__AVR_ATmega1284P__"},
215  {"atmega128rfa1", "__AVR_ATmega128RFA1__"},
216  {"atmega128rfr2", "__AVR_ATmega128RFR2__"},
217  {"atmega1284rfr2", "__AVR_ATmega1284RFR2__"},
218  {"at90can128", "__AVR_AT90CAN128__"},
219  {"at90usb1286", "__AVR_AT90USB1286__"},
220  {"at90usb1287", "__AVR_AT90USB1287__"},
221  {"atmega2560", "__AVR_ATmega2560__"},
222  {"atmega2561", "__AVR_ATmega2561__"},
223  {"atmega256rfr2", "__AVR_ATmega256RFR2__"},
224  {"atmega2564rfr2", "__AVR_ATmega2564RFR2__"},
225  {"atxmega16a4", "__AVR_ATxmega16A4__"},
226  {"atxmega16a4u", "__AVR_ATxmega16A4U__"},
227  {"atxmega16c4", "__AVR_ATxmega16C4__"},
228  {"atxmega16d4", "__AVR_ATxmega16D4__"},
229  {"atxmega32a4", "__AVR_ATxmega32A4__"},
230  {"atxmega32a4u", "__AVR_ATxmega32A4U__"},
231  {"atxmega32c4", "__AVR_ATxmega32C4__"},
232  {"atxmega32d4", "__AVR_ATxmega32D4__"},
233  {"atxmega32e5", "__AVR_ATxmega32E5__"},
234  {"atxmega16e5", "__AVR_ATxmega16E5__"},
235  {"atxmega8e5", "__AVR_ATxmega8E5__"},
236  {"atxmega32x1", "__AVR_ATxmega32X1__"},
237  {"atxmega64a3", "__AVR_ATxmega64A3__"},
238  {"atxmega64a3u", "__AVR_ATxmega64A3U__"},
239  {"atxmega64a4u", "__AVR_ATxmega64A4U__"},
240  {"atxmega64b1", "__AVR_ATxmega64B1__"},
241  {"atxmega64b3", "__AVR_ATxmega64B3__"},
242  {"atxmega64c3", "__AVR_ATxmega64C3__"},
243  {"atxmega64d3", "__AVR_ATxmega64D3__"},
244  {"atxmega64d4", "__AVR_ATxmega64D4__"},
245  {"atxmega64a1", "__AVR_ATxmega64A1__"},
246  {"atxmega64a1u", "__AVR_ATxmega64A1U__"},
247  {"atxmega128a3", "__AVR_ATxmega128A3__"},
248  {"atxmega128a3u", "__AVR_ATxmega128A3U__"},
249  {"atxmega128b1", "__AVR_ATxmega128B1__"},
250  {"atxmega128b3", "__AVR_ATxmega128B3__"},
251  {"atxmega128c3", "__AVR_ATxmega128C3__"},
252  {"atxmega128d3", "__AVR_ATxmega128D3__"},
253  {"atxmega128d4", "__AVR_ATxmega128D4__"},
254  {"atxmega192a3", "__AVR_ATxmega192A3__"},
255  {"atxmega192a3u", "__AVR_ATxmega192A3U__"},
256  {"atxmega192c3", "__AVR_ATxmega192C3__"},
257  {"atxmega192d3", "__AVR_ATxmega192D3__"},
258  {"atxmega256a3", "__AVR_ATxmega256A3__"},
259  {"atxmega256a3u", "__AVR_ATxmega256A3U__"},
260  {"atxmega256a3b", "__AVR_ATxmega256A3B__"},
261  {"atxmega256a3bu", "__AVR_ATxmega256A3BU__"},
262  {"atxmega256c3", "__AVR_ATxmega256C3__"},
263  {"atxmega256d3", "__AVR_ATxmega256D3__"},
264  {"atxmega384c3", "__AVR_ATxmega384C3__"},
265  {"atxmega384d3", "__AVR_ATxmega384D3__"},
266  {"atxmega128a1", "__AVR_ATxmega128A1__"},
267  {"atxmega128a1u", "__AVR_ATxmega128A1U__"},
268  {"atxmega128a4u", "__AVR_ATxmega128A4U__"},
269  {"attiny4", "__AVR_ATtiny4__"},
270  {"attiny5", "__AVR_ATtiny5__"},
271  {"attiny9", "__AVR_ATtiny9__"},
272  {"attiny10", "__AVR_ATtiny10__"},
273  {"attiny20", "__AVR_ATtiny20__"},
274  {"attiny40", "__AVR_ATtiny40__"},
275  {"attiny102", "__AVR_ATtiny102__"},
276  {"attiny104", "__AVR_ATtiny104__"},
277  {"attiny202", "__AVR_ATtiny202__"},
278  {"attiny402", "__AVR_ATtiny402__"},
279  {"attiny204", "__AVR_ATtiny204__"},
280  {"attiny404", "__AVR_ATtiny404__"},
281  {"attiny804", "__AVR_ATtiny804__"},
282  {"attiny1604", "__AVR_ATtiny1604__"},
283  {"attiny406", "__AVR_ATtiny406__"},
284  {"attiny806", "__AVR_ATtiny806__"},
285  {"attiny1606", "__AVR_ATtiny1606__"},
286  {"attiny807", "__AVR_ATtiny807__"},
287  {"attiny1607", "__AVR_ATtiny1607__"},
288  {"attiny212", "__AVR_ATtiny212__"},
289  {"attiny412", "__AVR_ATtiny412__"},
290  {"attiny214", "__AVR_ATtiny214__"},
291  {"attiny414", "__AVR_ATtiny414__"},
292  {"attiny814", "__AVR_ATtiny814__"},
293  {"attiny1614", "__AVR_ATtiny1614__"},
294  {"attiny416", "__AVR_ATtiny416__"},
295  {"attiny816", "__AVR_ATtiny816__"},
296  {"attiny1616", "__AVR_ATtiny1616__"},
297  {"attiny3216", "__AVR_ATtiny3216__"},
298  {"attiny417", "__AVR_ATtiny417__"},
299  {"attiny817", "__AVR_ATtiny817__"},
300  {"attiny1617", "__AVR_ATtiny1617__"},
301  {"attiny3217", "__AVR_ATtiny3217__"},
302 };
303 
304 } // namespace targets
305 } // namespace clang
306 
307 static constexpr llvm::StringLiteral ValidFamilyNames[] = {
308  "avr1", "avr2", "avr25", "avr3", "avr31",
309  "avr35", "avr4", "avr5", "avr51", "avr6",
310  "avrxmega1", "avrxmega2", "avrxmega3", "avrxmega4", "avrxmega5",
311  "avrxmega6", "avrxmega7", "avrtiny"};
312 
313 bool AVRTargetInfo::isValidCPUName(StringRef Name) const {
314  bool IsFamily = llvm::is_contained(ValidFamilyNames, Name);
315 
316  bool IsMCU = llvm::any_of(
317  AVRMcus, [&](const MCUInfo &Info) { return Info.Name == Name; });
318  return IsFamily || IsMCU;
319 }
320 
321 void AVRTargetInfo::fillValidCPUList(SmallVectorImpl<StringRef> &Values) const {
322  Values.append(std::begin(ValidFamilyNames), std::end(ValidFamilyNames));
323  for (const MCUInfo &Info : AVRMcus)
324  Values.push_back(Info.Name);
325 }
326 
327 void AVRTargetInfo::getTargetDefines(const LangOptions &Opts,
328  MacroBuilder &Builder) const {
329  Builder.defineMacro("AVR");
330  Builder.defineMacro("__AVR");
331  Builder.defineMacro("__AVR__");
332  Builder.defineMacro("__ELF__");
333  Builder.defineMacro("__flash", "__attribute__((address_space(1)))");
334 
335  if (!this->CPU.empty()) {
336  auto It = llvm::find_if(
337  AVRMcus, [&](const MCUInfo &Info) { return Info.Name == this->CPU; });
338 
339  if (It != std::end(AVRMcus))
340  Builder.defineMacro(It->DefineName);
341  }
342 }
clang::targets::MCUInfo
Information about a specific microcontroller.
Definition: AVR.cpp:24
clang::targets::AVRTargetInfo::fillValidCPUList
void fillValidCPUList(SmallVectorImpl< StringRef > &Values) const override
Fill a SmallVectorImpl with the valid values to setCPU.
Definition: AVR.cpp:321
clang::targets::AVRTargetInfo::getTargetDefines
void getTargetDefines(const LangOptions &Opts, MacroBuilder &Builder) const override
===-— Other target property query methods -----------------------—===//
Definition: AVR.cpp:327
clang::targets::MCUInfo::Name
const char * Name
Definition: AVR.cpp:25
AVR.h
MacroBuilder.h
clang::targets::MCUInfo::DefineName
const char * DefineName
Definition: AVR.cpp:26
clang::targets::AVRTargetInfo::CPU
std::string CPU
Definition: AVR.h:179
clang::targets::AVRTargetInfo::isValidCPUName
bool isValidCPUName(StringRef Name) const override
brief Determine whether this TargetInfo supports the given CPU name.
Definition: AVR.cpp:313
clang::LangOptions
Keeps track of the various options that can be enabled, which controls the dialect of C or C++ that i...
Definition: LangOptions.h:58
clang
Definition: CalledOnceCheck.h:17
clang::targets
Definition: AArch64.h:21
clang::targets::AVRMcus
static MCUInfo AVRMcus[]
Definition: AVR.cpp:30
llvm::SmallVectorImpl
Definition: LLVM.h:39
clang::MacroBuilder
Definition: MacroBuilder.h:23
ValidFamilyNames
static constexpr llvm::StringLiteral ValidFamilyNames[]
Definition: AVR.cpp:307
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