clang  15.0.0git
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  const int NumFlashBanks; // Set to 0 for the devices do not support LPM/ELPM.
28  bool IsTiny; // Set to true for the devices belong to the avrtiny family.
29 };
30 
31 // NOTE: This list has been synchronized with gcc-avr 5.4.0 and avr-libc 2.0.0.
32 static MCUInfo AVRMcus[] = {
33  {"at90s1200", "__AVR_AT90S1200__", 0, false},
34  {"attiny11", "__AVR_ATtiny11__", 0, false},
35  {"attiny12", "__AVR_ATtiny12__", 0, false},
36  {"attiny15", "__AVR_ATtiny15__", 0, false},
37  {"attiny28", "__AVR_ATtiny28__", 0, false},
38  {"at90s2313", "__AVR_AT90S2313__", 1, false},
39  {"at90s2323", "__AVR_AT90S2323__", 1, false},
40  {"at90s2333", "__AVR_AT90S2333__", 1, false},
41  {"at90s2343", "__AVR_AT90S2343__", 1, false},
42  {"attiny22", "__AVR_ATtiny22__", 1, false},
43  {"attiny26", "__AVR_ATtiny26__", 1, false},
44  {"at86rf401", "__AVR_AT86RF401__", 1, false},
45  {"at90s4414", "__AVR_AT90S4414__", 1, false},
46  {"at90s4433", "__AVR_AT90S4433__", 1, false},
47  {"at90s4434", "__AVR_AT90S4434__", 1, false},
48  {"at90s8515", "__AVR_AT90S8515__", 1, false},
49  {"at90c8534", "__AVR_AT90c8534__", 1, false},
50  {"at90s8535", "__AVR_AT90S8535__", 1, false},
51  {"ata5272", "__AVR_ATA5272__", 1, false},
52  {"ata6616c", "__AVR_ATA6616c__", 1, false},
53  {"attiny13", "__AVR_ATtiny13__", 1, false},
54  {"attiny13a", "__AVR_ATtiny13A__", 1, false},
55  {"attiny2313", "__AVR_ATtiny2313__", 1, false},
56  {"attiny2313a", "__AVR_ATtiny2313A__", 1, false},
57  {"attiny24", "__AVR_ATtiny24__", 1, false},
58  {"attiny24a", "__AVR_ATtiny24A__", 1, false},
59  {"attiny4313", "__AVR_ATtiny4313__", 1, false},
60  {"attiny44", "__AVR_ATtiny44__", 1, false},
61  {"attiny44a", "__AVR_ATtiny44A__", 1, false},
62  {"attiny84", "__AVR_ATtiny84__", 1, false},
63  {"attiny84a", "__AVR_ATtiny84A__", 1, false},
64  {"attiny25", "__AVR_ATtiny25__", 1, false},
65  {"attiny45", "__AVR_ATtiny45__", 1, false},
66  {"attiny85", "__AVR_ATtiny85__", 1, false},
67  {"attiny261", "__AVR_ATtiny261__", 1, false},
68  {"attiny261a", "__AVR_ATtiny261A__", 1, false},
69  {"attiny441", "__AVR_ATtiny441__", 1, false},
70  {"attiny461", "__AVR_ATtiny461__", 1, false},
71  {"attiny461a", "__AVR_ATtiny461A__", 1, false},
72  {"attiny841", "__AVR_ATtiny841__", 1, false},
73  {"attiny861", "__AVR_ATtiny861__", 1, false},
74  {"attiny861a", "__AVR_ATtiny861A__", 1, false},
75  {"attiny87", "__AVR_ATtiny87__", 1, false},
76  {"attiny43u", "__AVR_ATtiny43U__", 1, false},
77  {"attiny48", "__AVR_ATtiny48__", 1, false},
78  {"attiny88", "__AVR_ATtiny88__", 1, false},
79  {"attiny828", "__AVR_ATtiny828__", 1, false},
80  {"at43usb355", "__AVR_AT43USB355__", 1, false},
81  {"at76c711", "__AVR_AT76C711__", 1, false},
82  {"atmega103", "__AVR_ATmega103__", 1, false},
83  {"at43usb320", "__AVR_AT43USB320__", 1, false},
84  {"attiny167", "__AVR_ATtiny167__", 1, false},
85  {"at90usb82", "__AVR_AT90USB82__", 1, false},
86  {"at90usb162", "__AVR_AT90USB162__", 1, false},
87  {"ata5505", "__AVR_ATA5505__", 1, false},
88  {"ata6617c", "__AVR_ATA6617C__", 1, false},
89  {"ata664251", "__AVR_ATA664251__", 1, false},
90  {"atmega8u2", "__AVR_ATmega8U2__", 1, false},
91  {"atmega16u2", "__AVR_ATmega16U2__", 1, false},
92  {"atmega32u2", "__AVR_ATmega32U2__", 1, false},
93  {"attiny1634", "__AVR_ATtiny1634__", 1, false},
94  {"atmega8", "__AVR_ATmega8__", 1, false},
95  {"ata6289", "__AVR_ATA6289__", 1, false},
96  {"atmega8a", "__AVR_ATmega8A__", 1, false},
97  {"ata6285", "__AVR_ATA6285__", 1, false},
98  {"ata6286", "__AVR_ATA6286__", 1, false},
99  {"ata6612c", "__AVR_ATA6612C__", 1, false},
100  {"atmega48", "__AVR_ATmega48__", 1, false},
101  {"atmega48a", "__AVR_ATmega48A__", 1, false},
102  {"atmega48pa", "__AVR_ATmega48PA__", 1, false},
103  {"atmega48pb", "__AVR_ATmega48PB__", 1, false},
104  {"atmega48p", "__AVR_ATmega48P__", 1, false},
105  {"atmega88", "__AVR_ATmega88__", 1, false},
106  {"atmega88a", "__AVR_ATmega88A__", 1, false},
107  {"atmega88p", "__AVR_ATmega88P__", 1, false},
108  {"atmega88pa", "__AVR_ATmega88PA__", 1, false},
109  {"atmega88pb", "__AVR_ATmega88PB__", 1, false},
110  {"atmega8515", "__AVR_ATmega8515__", 1, false},
111  {"atmega8535", "__AVR_ATmega8535__", 1, false},
112  {"atmega8hva", "__AVR_ATmega8HVA__", 1, false},
113  {"at90pwm1", "__AVR_AT90PWM1__", 1, false},
114  {"at90pwm2", "__AVR_AT90PWM2__", 1, false},
115  {"at90pwm2b", "__AVR_AT90PWM2B__", 1, false},
116  {"at90pwm3", "__AVR_AT90PWM3__", 1, false},
117  {"at90pwm3b", "__AVR_AT90PWM3B__", 1, false},
118  {"at90pwm81", "__AVR_AT90PWM81__", 1, false},
119  {"ata5702m322", "__AVR_ATA5702M322__", 1, false},
120  {"ata5782", "__AVR_ATA5782__", 1, false},
121  {"ata5790", "__AVR_ATA5790__", 1, false},
122  {"ata5790n", "__AVR_ATA5790N__", 1, false},
123  {"ata5791", "__AVR_ATA5791__", 1, false},
124  {"ata5795", "__AVR_ATA5795__", 1, false},
125  {"ata5831", "__AVR_ATA5831__", 1, false},
126  {"ata6613c", "__AVR_ATA6613C__", 1, false},
127  {"ata6614q", "__AVR_ATA6614Q__", 1, false},
128  {"ata8210", "__AVR_ATA8210__", 1, false},
129  {"ata8510", "__AVR_ATA8510__", 1, false},
130  {"atmega16", "__AVR_ATmega16__", 1, false},
131  {"atmega16a", "__AVR_ATmega16A__", 1, false},
132  {"atmega161", "__AVR_ATmega161__", 1, false},
133  {"atmega162", "__AVR_ATmega162__", 1, false},
134  {"atmega163", "__AVR_ATmega163__", 1, false},
135  {"atmega164a", "__AVR_ATmega164A__", 1, false},
136  {"atmega164p", "__AVR_ATmega164P__", 1, false},
137  {"atmega164pa", "__AVR_ATmega164PA__", 1, false},
138  {"atmega165", "__AVR_ATmega165__", 1, false},
139  {"atmega165a", "__AVR_ATmega165A__", 1, false},
140  {"atmega165p", "__AVR_ATmega165P__", 1, false},
141  {"atmega165pa", "__AVR_ATmega165PA__", 1, false},
142  {"atmega168", "__AVR_ATmega168__", 1, false},
143  {"atmega168a", "__AVR_ATmega168A__", 1, false},
144  {"atmega168p", "__AVR_ATmega168P__", 1, false},
145  {"atmega168pa", "__AVR_ATmega168PA__", 1, false},
146  {"atmega168pb", "__AVR_ATmega168PB__", 1, false},
147  {"atmega169", "__AVR_ATmega169__", 1, false},
148  {"atmega169a", "__AVR_ATmega169A__", 1, false},
149  {"atmega169p", "__AVR_ATmega169P__", 1, false},
150  {"atmega169pa", "__AVR_ATmega169PA__", 1, false},
151  {"atmega32", "__AVR_ATmega32__", 1, false},
152  {"atmega32a", "__AVR_ATmega32A__", 1, false},
153  {"atmega323", "__AVR_ATmega323__", 1, false},
154  {"atmega324a", "__AVR_ATmega324A__", 1, false},
155  {"atmega324p", "__AVR_ATmega324P__", 1, false},
156  {"atmega324pa", "__AVR_ATmega324PA__", 1, false},
157  {"atmega324pb", "__AVR_ATmega324PB__", 1, false},
158  {"atmega325", "__AVR_ATmega325__", 1, false},
159  {"atmega325a", "__AVR_ATmega325A__", 1, false},
160  {"atmega325p", "__AVR_ATmega325P__", 1, false},
161  {"atmega325pa", "__AVR_ATmega325PA__", 1, false},
162  {"atmega3250", "__AVR_ATmega3250__", 1, false},
163  {"atmega3250a", "__AVR_ATmega3250A__", 1, false},
164  {"atmega3250p", "__AVR_ATmega3250P__", 1, false},
165  {"atmega3250pa", "__AVR_ATmega3250PA__", 1, false},
166  {"atmega328", "__AVR_ATmega328__", 1, false},
167  {"atmega328p", "__AVR_ATmega328P__", 1, false},
168  {"atmega328pb", "__AVR_ATmega328PB__", 1, false},
169  {"atmega329", "__AVR_ATmega329__", 1, false},
170  {"atmega329a", "__AVR_ATmega329A__", 1, false},
171  {"atmega329p", "__AVR_ATmega329P__", 1, false},
172  {"atmega329pa", "__AVR_ATmega329PA__", 1, false},
173  {"atmega3290", "__AVR_ATmega3290__", 1, false},
174  {"atmega3290a", "__AVR_ATmega3290A__", 1, false},
175  {"atmega3290p", "__AVR_ATmega3290P__", 1, false},
176  {"atmega3290pa", "__AVR_ATmega3290PA__", 1, false},
177  {"atmega406", "__AVR_ATmega406__", 1, false},
178  {"atmega64", "__AVR_ATmega64__", 1, false},
179  {"atmega64a", "__AVR_ATmega64A__", 1, false},
180  {"atmega640", "__AVR_ATmega640__", 1, false},
181  {"atmega644", "__AVR_ATmega644__", 1, false},
182  {"atmega644a", "__AVR_ATmega644A__", 1, false},
183  {"atmega644p", "__AVR_ATmega644P__", 1, false},
184  {"atmega644pa", "__AVR_ATmega644PA__", 1, false},
185  {"atmega645", "__AVR_ATmega645__", 1, false},
186  {"atmega645a", "__AVR_ATmega645A__", 1, false},
187  {"atmega645p", "__AVR_ATmega645P__", 1, false},
188  {"atmega649", "__AVR_ATmega649__", 1, false},
189  {"atmega649a", "__AVR_ATmega649A__", 1, false},
190  {"atmega649p", "__AVR_ATmega649P__", 1, false},
191  {"atmega6450", "__AVR_ATmega6450__", 1, false},
192  {"atmega6450a", "__AVR_ATmega6450A__", 1, false},
193  {"atmega6450p", "__AVR_ATmega6450P__", 1, false},
194  {"atmega6490", "__AVR_ATmega6490__", 1, false},
195  {"atmega6490a", "__AVR_ATmega6490A__", 1, false},
196  {"atmega6490p", "__AVR_ATmega6490P__", 1, false},
197  {"atmega64rfr2", "__AVR_ATmega64RFR2__", 1, false},
198  {"atmega644rfr2", "__AVR_ATmega644RFR2__", 1, false},
199  {"atmega16hva", "__AVR_ATmega16HVA__", 1, false},
200  {"atmega16hva2", "__AVR_ATmega16HVA2__", 1, false},
201  {"atmega16hvb", "__AVR_ATmega16HVB__", 1, false},
202  {"atmega16hvbrevb", "__AVR_ATmega16HVBREVB__", 1, false},
203  {"atmega32hvb", "__AVR_ATmega32HVB__", 1, false},
204  {"atmega32hvbrevb", "__AVR_ATmega32HVBREVB__", 1, false},
205  {"atmega64hve", "__AVR_ATmega64HVE__", 1, false},
206  {"atmega64hve2", "__AVR_ATmega64HVE2__", 1, false},
207  {"at90can32", "__AVR_AT90CAN32__", 1, false},
208  {"at90can64", "__AVR_AT90CAN64__", 1, false},
209  {"at90pwm161", "__AVR_AT90PWM161__", 1, false},
210  {"at90pwm216", "__AVR_AT90PWM216__", 1, false},
211  {"at90pwm316", "__AVR_AT90PWM316__", 1, false},
212  {"atmega32c1", "__AVR_ATmega32C1__", 1, false},
213  {"atmega64c1", "__AVR_ATmega64C1__", 1, false},
214  {"atmega16m1", "__AVR_ATmega16M1__", 1, false},
215  {"atmega32m1", "__AVR_ATmega32M1__", 1, false},
216  {"atmega64m1", "__AVR_ATmega64M1__", 1, false},
217  {"atmega16u4", "__AVR_ATmega16U4__", 1, false},
218  {"atmega32u4", "__AVR_ATmega32U4__", 1, false},
219  {"atmega32u6", "__AVR_ATmega32U6__", 1, false},
220  {"at90usb646", "__AVR_AT90USB646__", 1, false},
221  {"at90usb647", "__AVR_AT90USB647__", 1, false},
222  {"at90scr100", "__AVR_AT90SCR100__", 1, false},
223  {"at94k", "__AVR_AT94K__", 1, false},
224  {"m3000", "__AVR_AT000__", 1, false},
225  {"atmega128", "__AVR_ATmega128__", 2, false},
226  {"atmega128a", "__AVR_ATmega128A__", 2, false},
227  {"atmega1280", "__AVR_ATmega1280__", 2, false},
228  {"atmega1281", "__AVR_ATmega1281__", 2, false},
229  {"atmega1284", "__AVR_ATmega1284__", 2, false},
230  {"atmega1284p", "__AVR_ATmega1284P__", 2, false},
231  {"atmega128rfa1", "__AVR_ATmega128RFA1__", 2, false},
232  {"atmega128rfr2", "__AVR_ATmega128RFR2__", 2, false},
233  {"atmega1284rfr2", "__AVR_ATmega1284RFR2__", 2, false},
234  {"at90can128", "__AVR_AT90CAN128__", 2, false},
235  {"at90usb1286", "__AVR_AT90USB1286__", 2, false},
236  {"at90usb1287", "__AVR_AT90USB1287__", 2, false},
237  {"atmega2560", "__AVR_ATmega2560__", 4, false},
238  {"atmega2561", "__AVR_ATmega2561__", 4, false},
239  {"atmega256rfr2", "__AVR_ATmega256RFR2__", 4, false},
240  {"atmega2564rfr2", "__AVR_ATmega2564RFR2__", 4, false},
241  {"atxmega16a4", "__AVR_ATxmega16A4__", 1, false},
242  {"atxmega16a4u", "__AVR_ATxmega16A4U__", 1, false},
243  {"atxmega16c4", "__AVR_ATxmega16C4__", 1, false},
244  {"atxmega16d4", "__AVR_ATxmega16D4__", 1, false},
245  {"atxmega32a4", "__AVR_ATxmega32A4__", 1, false},
246  {"atxmega32a4u", "__AVR_ATxmega32A4U__", 1, false},
247  {"atxmega32c3", "__AVR_ATxmega32C3__", 1, false},
248  {"atxmega32c4", "__AVR_ATxmega32C4__", 1, false},
249  {"atxmega32d3", "__AVR_ATxmega32D3__", 1, false},
250  {"atxmega32d4", "__AVR_ATxmega32D4__", 1, false},
251  {"atxmega32e5", "__AVR_ATxmega32E5__", 1, false},
252  {"atxmega16e5", "__AVR_ATxmega16E5__", 1, false},
253  {"atxmega8e5", "__AVR_ATxmega8E5__", 1, false},
254  {"atxmega64a3", "__AVR_ATxmega64A3__", 1, false},
255  {"atxmega64a3u", "__AVR_ATxmega64A3U__", 1, false},
256  {"atxmega64a4u", "__AVR_ATxmega64A4U__", 1, false},
257  {"atxmega64b1", "__AVR_ATxmega64B1__", 1, false},
258  {"atxmega64b3", "__AVR_ATxmega64B3__", 1, false},
259  {"atxmega64c3", "__AVR_ATxmega64C3__", 1, false},
260  {"atxmega64d3", "__AVR_ATxmega64D3__", 1, false},
261  {"atxmega64d4", "__AVR_ATxmega64D4__", 1, false},
262  {"atxmega64a1", "__AVR_ATxmega64A1__", 1, false},
263  {"atxmega64a1u", "__AVR_ATxmega64A1U__", 1, false},
264  {"atxmega128a3", "__AVR_ATxmega128A3__", 2, false},
265  {"atxmega128a3u", "__AVR_ATxmega128A3U__", 2, false},
266  {"atxmega128b1", "__AVR_ATxmega128B1__", 2, false},
267  {"atxmega128b3", "__AVR_ATxmega128B3__", 2, false},
268  {"atxmega128c3", "__AVR_ATxmega128C3__", 2, false},
269  {"atxmega128d3", "__AVR_ATxmega128D3__", 2, false},
270  {"atxmega128d4", "__AVR_ATxmega128D4__", 2, false},
271  {"atxmega192a3", "__AVR_ATxmega192A3__", 3, false},
272  {"atxmega192a3u", "__AVR_ATxmega192A3U__", 3, false},
273  {"atxmega192c3", "__AVR_ATxmega192C3__", 3, false},
274  {"atxmega192d3", "__AVR_ATxmega192D3__", 3, false},
275  {"atxmega256a3", "__AVR_ATxmega256A3__", 4, false},
276  {"atxmega256a3u", "__AVR_ATxmega256A3U__", 4, false},
277  {"atxmega256a3b", "__AVR_ATxmega256A3B__", 4, false},
278  {"atxmega256a3bu", "__AVR_ATxmega256A3BU__", 4, false},
279  {"atxmega256c3", "__AVR_ATxmega256C3__", 4, false},
280  {"atxmega256d3", "__AVR_ATxmega256D3__", 4, false},
281  {"atxmega384c3", "__AVR_ATxmega384C3__", 6, false},
282  {"atxmega384d3", "__AVR_ATxmega384D3__", 6, false},
283  {"atxmega128a1", "__AVR_ATxmega128A1__", 2, false},
284  {"atxmega128a1u", "__AVR_ATxmega128A1U__", 2, false},
285  {"atxmega128a4u", "__AVR_ATxmega128A4U__", 2, false},
286  {"attiny4", "__AVR_ATtiny4__", 0, true},
287  {"attiny5", "__AVR_ATtiny5__", 0, true},
288  {"attiny9", "__AVR_ATtiny9__", 0, true},
289  {"attiny10", "__AVR_ATtiny10__", 0, true},
290  {"attiny20", "__AVR_ATtiny20__", 0, true},
291  {"attiny40", "__AVR_ATtiny40__", 0, true},
292  {"attiny102", "__AVR_ATtiny102__", 0, true},
293  {"attiny104", "__AVR_ATtiny104__", 0, true},
294  {"attiny202", "__AVR_ATtiny202__", 1, false},
295  {"attiny402", "__AVR_ATtiny402__", 1, false},
296  {"attiny204", "__AVR_ATtiny204__", 1, false},
297  {"attiny404", "__AVR_ATtiny404__", 1, false},
298  {"attiny804", "__AVR_ATtiny804__", 1, false},
299  {"attiny1604", "__AVR_ATtiny1604__", 1, false},
300  {"attiny406", "__AVR_ATtiny406__", 1, false},
301  {"attiny806", "__AVR_ATtiny806__", 1, false},
302  {"attiny1606", "__AVR_ATtiny1606__", 1, false},
303  {"attiny807", "__AVR_ATtiny807__", 1, false},
304  {"attiny1607", "__AVR_ATtiny1607__", 1, false},
305  {"attiny212", "__AVR_ATtiny212__", 1, false},
306  {"attiny412", "__AVR_ATtiny412__", 1, false},
307  {"attiny214", "__AVR_ATtiny214__", 1, false},
308  {"attiny414", "__AVR_ATtiny414__", 1, false},
309  {"attiny814", "__AVR_ATtiny814__", 1, false},
310  {"attiny1614", "__AVR_ATtiny1614__", 1, false},
311  {"attiny416", "__AVR_ATtiny416__", 1, false},
312  {"attiny816", "__AVR_ATtiny816__", 1, false},
313  {"attiny1616", "__AVR_ATtiny1616__", 1, false},
314  {"attiny3216", "__AVR_ATtiny3216__", 1, false},
315  {"attiny417", "__AVR_ATtiny417__", 1, false},
316  {"attiny817", "__AVR_ATtiny817__", 1, false},
317  {"attiny1617", "__AVR_ATtiny1617__", 1, false},
318  {"attiny3217", "__AVR_ATtiny3217__", 1, false},
319  {"attiny1624", "__AVR_ATtiny1624__", 1, false},
320  {"attiny1626", "__AVR_ATtiny1626__", 1, false},
321  {"attiny1627", "__AVR_ATtiny1627__", 1, false},
322  {"atmega808", "__AVR_ATmega808__", 1, false},
323  {"atmega809", "__AVR_ATmega809__", 1, false},
324  {"atmega1608", "__AVR_ATmega1608__", 1, false},
325  {"atmega1609", "__AVR_ATmega1609__", 1, false},
326  {"atmega3208", "__AVR_ATmega3208__", 1, false},
327  {"atmega3209", "__AVR_ATmega3209__", 1, false},
328  {"atmega4808", "__AVR_ATmega4808__", 1, false},
329  {"atmega4809", "__AVR_ATmega4809__", 1, false},
330 };
331 
332 } // namespace targets
333 } // namespace clang
334 
335 static constexpr llvm::StringLiteral ValidFamilyNames[] = {
336  "avr1", "avr2", "avr25", "avr3", "avr31",
337  "avr35", "avr4", "avr5", "avr51", "avr6",
338  "avrxmega1", "avrxmega2", "avrxmega3", "avrxmega4", "avrxmega5",
339  "avrxmega6", "avrxmega7", "avrtiny"};
340 
341 bool AVRTargetInfo::isValidCPUName(StringRef Name) const {
342  bool IsFamily = llvm::is_contained(ValidFamilyNames, Name);
343 
344  bool IsMCU = llvm::any_of(
345  AVRMcus, [&](const MCUInfo &Info) { return Info.Name == Name; });
346  return IsFamily || IsMCU;
347 }
348 
349 void AVRTargetInfo::fillValidCPUList(SmallVectorImpl<StringRef> &Values) const {
350  Values.append(std::begin(ValidFamilyNames), std::end(ValidFamilyNames));
351  for (const MCUInfo &Info : AVRMcus)
352  Values.push_back(Info.Name);
353 }
354 
355 bool AVRTargetInfo::setCPU(const std::string &Name) {
356  // Set the ABI and CPU fields if parameter Name is a family name.
357  if (llvm::is_contained(ValidFamilyNames, Name)) {
358  CPU = Name;
359  ABI = Name == "avrtiny" ? "avrtiny" : "avr";
360  return true;
361  }
362 
363  // Set the ABI field if parameter Name is a device name.
364  auto It = llvm::find_if(
365  AVRMcus, [&](const MCUInfo &Info) { return Info.Name == Name; });
366  if (It != std::end(AVRMcus)) {
367  CPU = Name;
368  ABI = It->IsTiny ? "avrtiny" : "avr";
369  return true;
370  }
371 
372  // Parameter Name is neither valid family name nor valid device name.
373  return false;
374 }
375 
376 void AVRTargetInfo::getTargetDefines(const LangOptions &Opts,
377  MacroBuilder &Builder) const {
378  Builder.defineMacro("AVR");
379  Builder.defineMacro("__AVR");
380  Builder.defineMacro("__AVR__");
381  Builder.defineMacro("__ELF__");
382 
383  if (ABI == "avrtiny")
384  Builder.defineMacro("__AVR_TINY__", "1");
385 
386  if (!this->CPU.empty()) {
387  auto It = llvm::find_if(
388  AVRMcus, [&](const MCUInfo &Info) { return Info.Name == this->CPU; });
389 
390  if (It != std::end(AVRMcus)) {
391  Builder.defineMacro(It->DefineName);
392  if (It->NumFlashBanks >= 1)
393  Builder.defineMacro("__flash", "__attribute__((address_space(1)))");
394  if (It->NumFlashBanks >= 2)
395  Builder.defineMacro("__flash1", "__attribute__((address_space(2)))");
396  if (It->NumFlashBanks >= 3)
397  Builder.defineMacro("__flash2", "__attribute__((address_space(3)))");
398  if (It->NumFlashBanks >= 4)
399  Builder.defineMacro("__flash3", "__attribute__((address_space(4)))");
400  if (It->NumFlashBanks >= 5)
401  Builder.defineMacro("__flash4", "__attribute__((address_space(5)))");
402  if (It->NumFlashBanks >= 6)
403  Builder.defineMacro("__flash5", "__attribute__((address_space(6)))");
404  }
405  }
406 }
string
string(SUBSTRING ${CMAKE_CURRENT_BINARY_DIR} 0 ${PATH_LIB_START} PATH_HEAD) string(SUBSTRING $
Definition: CMakeLists.txt:22
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:349
clang::targets::AVRTargetInfo::getTargetDefines
void getTargetDefines(const LangOptions &Opts, MacroBuilder &Builder) const override
===-— Other target property query methods -----------------------—===//
Definition: AVR.cpp:376
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:175
clang::targets::AVRTargetInfo::setCPU
bool setCPU(const std::string &Name) override
Target the specified CPU.
Definition: AVR.cpp:355
clang::targets::MCUInfo::IsTiny
bool IsTiny
Definition: AVR.cpp:28
clang::targets::MCUInfo::NumFlashBanks
const int NumFlashBanks
Definition: AVR.cpp:27
clang::targets::AVRTargetInfo::isValidCPUName
bool isValidCPUName(StringRef Name) const override
brief Determine whether this TargetInfo supports the given CPU name.
Definition: AVR.cpp:341
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:78
clang
Definition: CalledOnceCheck.h:17
clang::targets
Definition: AArch64.h:22
clang::targets::AVRMcus
static MCUInfo AVRMcus[]
Definition: AVR.cpp:32
llvm::SmallVectorImpl
Definition: Randstruct.h:18
clang::MacroBuilder
Definition: MacroBuilder.h:23
ValidFamilyNames
static constexpr llvm::StringLiteral ValidFamilyNames[]
Definition: AVR.cpp:335
clang::targets::AVRTargetInfo::ABI
StringRef ABI
Definition: AVR.h:176
Generated on Thu May 19 2022 02:37:44 for clang by   doxygen 1.8.17