source: libcfa/prelude/prelude-gen.cc@ 83ab931

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors deferred_resn enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr no_list persistent-indexer pthread-emulation qualifiedEnum
Last change on this file since 83ab931 was e523b07, checked in by Thierry Delisle <tdelisle@…>, 7 years ago

Implemented the nolib configuration
  • Property mode set to 100644
File size: 12.4 KB
Line 
1#include <algorithm>
2#include <array>
3#include <iostream>
4#include <string>
5#include <vector>
6using namespace std;
7
8static struct{
9 const string name;
10 bool isFloat;
11 bool hasComparison;
12} basicTypes[] = {
13 // { "char" , false, true , },
14 // { "signed char" , false, true , },
15 // { "unsigned char" , false, true , },
16 { "signed short" , false, true , },
17 { "unsigned short" , false, true , },
18 { "signed int" , false, true , },
19 { "unsigned int" , false, true , },
20 { "signed long int" , false, true , },
21 { "unsigned long int" , false, true , },
22 { "signed long long int" , false, true , },
23 { "unsigned long long int", false, true , },
24 { "float" , true , true , },
25 { "double" , true , true , },
26 { "long double" , true , true , },
27 { "float _Complex" , true , false, },
28 { "double _Complex" , true , false, },
29 { "long double _Complex" , true , false, },
30#if defined(__SIZEOF_INT128__)
31 { "__int128" , false, true , },
32 { "unsigned __int128" , false, true , },
33#endif
34#if defined(__i386__) || defined(__ia64__) || defined(__x86_64__)
35 { "__float80" , true , true , },
36 { "_Float128" , true , true , },
37#endif
38};
39
40struct {
41 const string name;
42 bool assignment = false;
43 bool floatCompat = true;
44 bool isComparison = false;
45 bool isEqual = false;
46} arithmeticOperators[] = {
47 { "?++" , true , true, false, false },
48 { "?--" , true , true, false, false },
49 { "++?" , true , true, false, false },
50 { "--?" , true , true, false, false },
51 { "+?" , false, true , false, false },
52 { "-?" , false, true , false, false },
53 { "~?" , false, false, false, false },
54 { "!?" , false, true , false, true },
55 { "?*?" , false, true , false, false },
56 { "?/?" , false, true , false, false },
57 { "?%?" , false, false, false, false },
58 { "?+?" , false, true , false, false },
59 { "?-?" , false, true , false, false },
60 { "?<<?" , false, false, false, false },
61 { "?>>?" , false, false, false, false },
62 { "?<?" , false, true , true , false },
63 { "?<=?" , false, true , true , true },
64 { "?>?" , false, true , true , false },
65 { "?>=?" , false, true , true , true },
66 { "?==?" , false, true , false, true },
67 { "?!=?" , false, true , false, true },
68 { "?&?" , false, false, false, false },
69 { "?^?" , false, false, false, false },
70 { "?|?" , false, false, false, false },
71 { "?=?" , true , true , false, false },
72 { "?+=?" , true , true , false, false },
73 { "?-=?" , true , true , false, false },
74 { "?*=?" , true , true , false, false },
75 { "?/=?" , true , true , false, false },
76 { "?%=?" , true , false, false, false },
77 { "?<<=?", true , false, false, false },
78 { "?>>=?", true , false, false, false },
79 { "?&=?" , true , false, false, false },
80 { "?|=?" , true , false, false, false },
81 { "?^=?" , true , false, false, false },
82};
83
84enum ArgType { Normal, PtrDiff, CommPtrDiff };
85
86struct {
87 const string name;
88 bool assignment = false;
89 string diffReturn;
90 ArgType diffArg2 = Normal;
91 string sized;
92} pointerOperators[] = {
93 { "?++", true, "", Normal, " | sized(DT)" },
94 { "?--", true, "", Normal, " | sized(DT)" },
95 { "++?", true, "", Normal, " | sized(DT)" },
96 { "--?", true, "", Normal, " | sized(DT)" },
97 { "!?" , false, "int", Normal, "" },
98 { "?<?", false, "signed int", Normal, "" },
99 { "?<=?", false, "signed int", Normal, "" },
100 { "?>?", false, "signed int", Normal, "" },
101 { "?>=?", false, "signed int", Normal, "" },
102 { "?==?", false, "signed int", Normal, "" },
103 { "?!=?", false, "signed int", Normal, "" },
104 { "?=?", true, "", Normal, "" }, // void * LHS, zero_t RHS ???
105 { "*?", false, "&", Normal, " | sized(DT)" }, // & ???
106
107 { "?-?", false, "ptrdiff_t", Normal, " | sized(DT)" },
108 { "?-?", false, "", PtrDiff, " | sized(DT)" },
109 { "?-=?", true, "", PtrDiff, " | sized(DT)" },
110
111 { "?+?", false, "", CommPtrDiff, " | sized(DT)" },
112 { "?[?]", false, "&", CommPtrDiff, " | sized(DT)" }, // & ???
113 { "?+=?" , true, "", PtrDiff, " | sized(DT)" },
114};
115
116template<size_t N>
117string mask2string(unsigned int mask, array<string, N> names) {
118 string result = "";
119 int i = 0;
120 for(auto name : names) {
121 if(mask & (1 << i)) {
122 result += name;
123 } else {
124 result.append(name.size(), ' ');
125 }
126 i++;
127 }
128 return result;
129}
130
131template <typename... T>
132constexpr auto make_array(T&&... values) ->
133 std::array<
134 typename std::decay<typename std::common_type<T...>::type>::type,
135 sizeof...(T)>
136{
137 return std::array<
138 typename std::decay<
139 typename std::common_type<T...>::type>::type,
140 sizeof...(T)>{{std::forward<T>(values)...}};
141}
142
143int main() {
144 cout << "# 2 \"prelude.cfa\" // needed for error messages from this file" << endl;
145 cout << "trait sized(dtype T) {};" << endl;
146
147 cout << "//////////////////////////" << endl;
148 cout << "// Arithmetic Operators //" << endl;
149 cout << "//////////////////////////" << endl;
150 cout << endl;
151
152 cout << "signed int ?==?( zero_t, zero_t ), ?!=?( zero_t, zero_t );" << endl;
153 cout << "signed int ?==?( one_t, one_t ), ?!=?( one_t, one_t );" << endl;
154 cout << "signed int ?==?( _Bool, _Bool ), ?!=?( _Bool, _Bool );" << endl;
155 cout << "signed int !?( _Bool );" << endl;
156
157 for (auto op : arithmeticOperators) {
158 for (auto type : basicTypes ) {
159 auto operands = count(op.name.begin(), op.name.end(), '?');
160 if (! op.floatCompat && type.isFloat) continue;
161 if (op.isComparison && ! type.hasComparison) continue;
162 if (op.assignment) {
163 const char * qualifiers[] = { "", "volatile " };
164 for (auto q : qualifiers){
165 cout << type.name << " " << op.name << "(";
166 cout << q << type.name << " &";
167 for (int i = 1; i < operands; ++i) {
168 cout << ", " << type.name;
169 }
170 cout << ");" << endl;
171 }
172 } else {
173 if (op.isComparison || op.isEqual) cout << "signed int";
174 else cout << type.name;
175 cout << " " << op.name << "(";
176 for (int i = 0; i < operands; ++i) {
177 cout << type.name;
178 if ((i+1) != operands) cout << ", ";
179 }
180 cout << ");" << endl;
181 }
182 }
183 cout << endl;
184 }
185 cout << endl;
186
187 cout << "/////////////////////////////" << endl;
188 cout << "// Arithmetic Constructors //" << endl;
189 cout << "/////////////////////////////" << endl;
190 auto otype = [](const std::string & type, bool do_volatile = false) {
191 cout << "void \t?{} ( " << type << " & );" << endl;
192 cout << "void \t?{} ( " << type << " &, " << type << " );" << endl;
193 cout << type << " \t?=? ( " << type << " &, " << type << " )";
194 if( do_volatile ) {
195 cout << ", \t?=?( volatile " << type << " &, " << type << " )";
196 }
197 cout << ";" << endl;
198 cout << "void \t^?{}( " << type << " & );" << endl;
199 };
200
201 otype("zero_t");
202 otype("one_t");
203 otype("_Bool", true);
204 otype("char", true);
205 otype("signed char", true);
206 otype("unsigned char", true);
207
208 for (auto type : basicTypes) {
209 cout << "void ?{}(" << type.name << " &);" << endl;
210 cout << "void ?{}(" << type.name << " &, " << type.name << ");" << endl;
211 cout << "void ^?{}(" << type.name << " &);" << endl;
212 cout << endl;
213 }
214 cout << endl;
215
216 cout << "//////////////////////////" << endl;
217 cout << "// Pointer Constructors //" << endl;
218 cout << "//////////////////////////" << endl;
219 cout << "forall(ftype FT) void ?{}( FT *&, FT * );" << endl;
220 cout << "forall(ftype FT) void ?{}( FT * volatile &, FT * );" << endl;
221
222 // generate qualifiers
223 vector<string> qualifiersSingle;
224 vector<pair<const string, const string>> qualifiersPair;
225 const unsigned int NQ = 2;
226 for(unsigned int lhs = 0; lhs < (1<<NQ); lhs++) {
227 // for parameter of default constructor and destructor
228 qualifiersSingle.push_back(mask2string(lhs, make_array("const "s, "volatile "s)));
229
230 // for first and second parameters of copy constructors
231 for(unsigned int rhs = 0; rhs < (1<<NQ); rhs++) {
232 if((lhs & rhs) == rhs) {
233 qualifiersPair.push_back({
234 mask2string(lhs, make_array("const "s, "volatile "s)),
235 mask2string(rhs, make_array("const "s, "volatile "s))
236 });
237 }
238 }
239 }
240
241 for (auto type : { " DT", "void" }) {
242 for (auto cvq : qualifiersPair) {
243 for (auto is_vol : { " ", "volatile" }) {
244 cout << "forall(dtype DT) void ?{}(" << cvq.first << type << " * " << is_vol << " &, " << cvq.second << "DT *);" << endl;
245 }
246 }
247 for (auto cvq : qualifiersSingle) {
248 for (auto is_vol : { " ", "volatile" }) {
249 cout << "forall(dtype DT) void ?{}(" << cvq << type << " * " << is_vol << " &);" << endl;
250 }
251 for (auto is_vol : { " ", "volatile" }) {
252 cout << "forall(dtype DT) void ^?{}(" << cvq << type << " * " << is_vol << " &);" << endl;
253 }
254 }
255 }
256
257 {
258 auto type = " DT";
259 for (auto is_vol : { " ", "volatile" }) {
260 for (auto cvq : qualifiersSingle) {
261 cout << "forall(dtype DT) void ?{}( " << cvq << type << " * " << is_vol << " &, zero_t);" << endl;
262 }
263 }
264 }
265
266 cout << endl;
267
268 cout << "forall(ftype FT) void ?{}( FT * &, zero_t ); " << endl;
269 cout << "forall(ftype FT) FT * ?=?( FT * &, zero_t );" << endl;
270 cout << "forall(ftype FT) FT * ?=?( FT * volatile &, zero_t );" << endl;
271 cout << "forall( ftype FT ) void ?{}( FT * & );" << endl;
272 cout << "forall( ftype FT ) void ^?{}( FT * & );" << endl;
273 cout << endl;
274
275 cout << "///////////////////////" << endl;
276 cout << "// Pointer Operators //" << endl;
277 cout << "///////////////////////" << endl;
278
279 cout << "forall( ftype FT ) FT * ?=?( FT *&, FT * );" << endl;
280 cout << "forall( ftype FT ) FT * ?=?( FT * volatile &, FT * );" << endl;
281 cout << "forall( ftype FT ) int !?( FT * );" << endl;
282 cout << "forall( ftype FT ) signed int ?==?( FT *, FT * );" << endl;
283 cout << "forall( ftype FT ) signed int ?!=?( FT *, FT * );" << endl;
284 cout << "forall( ftype FT ) FT & *?( FT * );" << endl;
285
286
287 for (auto op : pointerOperators) {
288 auto forall = [&op]() {
289 cout << "forall(dtype DT" << op.sized << ") ";
290 };
291 for (auto type : { "DT"/*, "void"*/ } ) {
292 auto operands = count(op.name.begin(), op.name.end(), '?');
293 if (op.assignment) {
294 // const char * qualifiers[] = { "", "volatile ", "const ", "const volatile " };
295 switch(op.diffArg2) {
296 case Normal:
297 if (operands == 1) {
298 for (auto q : qualifiersSingle){
299 for (auto q2 : { " ", "volatile" }) {
300 forall();
301 cout << q << type << " * " << op.name << "(";
302 cout << q << type << " * " << q2 << " &";
303 cout << ");" << endl;
304 }
305 }
306 } else {
307 for (auto q : qualifiersPair){
308 for (auto q2 : { " ", "volatile" }) {
309 forall();
310 cout << q.first << type << " * " << op.name << "(";
311 cout << q.first << type << " * " << q2 << " &";
312
313 for (int i = 1; i < operands; ++i) {
314 cout << ", " << q.second << type << " *";
315 }
316 cout << ");" << endl;
317 }
318 }
319 }
320 break;
321 case PtrDiff:
322 for (auto q : qualifiersSingle){
323 for (auto q2 : { " ", "volatile" }) {
324 forall();
325 cout << q << type << " * " << op.name << "(";
326 cout << q << type << " * " << q2 << " &";
327
328 for (int i = 1; i < operands; ++i) {
329 cout << ", ptrdiff_t";
330 }
331 cout << ");" << endl;
332 }
333 }
334 break;
335 default:
336 abort();
337 }
338 } else {
339 auto name_and_arg1 = [&op, &type](const std::string & q) {
340 if (op.diffReturn == "&") cout << q << type << " &"; // -- qualifiers
341 else if (op.diffReturn != "") cout << op.diffReturn;
342 else cout << q << type << " *";
343 cout << " " << op.name << "(";
344 };
345 switch(op.diffArg2) {
346 case Normal:
347 for (auto q : qualifiersSingle) {
348 forall();
349 name_and_arg1( q );
350 for (int i = 0; i < operands; ++i) {
351 cout << q << type << " *";
352 if ((i+1) != operands) cout << ", ";
353 }
354 cout << ");" << endl;
355 }
356 break;
357 case CommPtrDiff:
358 for (auto q : qualifiersSingle) {
359 forall();
360 name_and_arg1( q );
361 cout << "ptrdiff_t, " << q << type << " *);" << endl;
362 }
363 // fallthrough
364 case PtrDiff:
365 for (auto q : qualifiersSingle) {
366 forall();
367 name_and_arg1( q );
368 cout << q << type << " *, ptrdiff_t);" << endl;
369 }
370 break;
371 }
372 }
373 }
374 cout << endl;
375 }
376 cout << endl;
377
378 for (auto is_vol : { " ", "volatile" }) {
379 for (auto cvq : qualifiersPair) {
380 cout << "forall(dtype DT) " << cvq.first << "void * ?=?( " << cvq.first << "void * " << is_vol << " &, " << cvq.second << "DT *);" << endl;
381 }
382 for (auto cvq : qualifiersSingle) {
383 cout << "forall(dtype DT) " << cvq << " DT * ?=?( " << cvq << " DT * " << is_vol << " &, zero_t);" << endl;
384 }
385 }
386 cout << endl;
387}
388
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