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source: libcfa/prelude/prelude-gen.cc @ 38f6e66

Last change on this file since 38f6e66 was 97b47ec, checked in by Andrew Beach <ajbeach@…>, 17 months ago
The 'sized' trait is now implemented on top of 'T *' declarations and has no special status in the compiler.
Property mode set to `100644`
File size: 13.3 KB

Rev	Line
[6130304]	1	//
[ee06e41b]	2	// Cforall Version 1.0.0 Copyright (C) 2018 University of Waterloo
	3	//
	4	// The contents of this file are covered under the licence agreement in the
	5	// file "LICENCE" distributed with Cforall.
[6130304]	6	//
	7	// prelude-gen.cc --
	8	//
[ee06e41b]	9	// Author : Rob Schluntz and Thierry Delisle
	10	// Created On : Sat Feb 16 08:44:58 2019
	11	// Last Modified By : Peter A. Buhr
[8a97248]	12	// Last Modified On : Thu Feb 2 11:40:01 2023
	13	// Update Count : 38
[6130304]	14	//
[ee06e41b]	15
[1d386a7]	16	#include <algorithm>
	17	#include <array>
	18	#include <iostream>
	19	#include <string>
	20	#include <vector>
	21	using namespace std;
	22
	23	static struct{
	24	const string name;
	25	bool isFloat;
	26	bool hasComparison;
	27	} basicTypes[] = {
[ee06e41b]	28	{ "char" , false, true , },
	29	{ "signed char" , false, true , },
	30	{ "unsigned char" , false, true , },
[1d386a7]	31	{ "signed short" , false, true , },
	32	{ "unsigned short" , false, true , },
	33	{ "signed int" , false, true , },
	34	{ "unsigned int" , false, true , },
	35	{ "signed long int" , false, true , },
	36	{ "unsigned long int" , false, true , },
	37	{ "signed long long int" , false, true , },
	38	{ "unsigned long long int", false, true , },
	39	{ "float" , true , true , },
	40	{ "double" , true , true , },
	41	{ "long double" , true , true , },
	42	{ "float _Complex" , true , false, },
	43	{ "double _Complex" , true , false, },
	44	{ "long double _Complex" , true , false, },
	45	#if defined(__SIZEOF_INT128__)
	46	{ "__int128" , false, true , },
	47	{ "unsigned __int128" , false, true , },
	48	#endif
	49	#if defined(__i386__) \|\| defined(__ia64__) \|\| defined(__x86_64__)
	50	{ "__float80" , true , true , },
[2782f38]	51	{ "__float128" , true , true , },
[1d386a7]	52	#endif
	53	};
	54
	55	struct {
	56	const string name;
	57	bool assignment = false;
	58	bool floatCompat = true;
	59	bool isComparison = false;
	60	bool isEqual = false;
	61	} arithmeticOperators[] = {
	62	{ "?++" , true , true, false, false },
	63	{ "?--" , true , true, false, false },
	64	{ "++?" , true , true, false, false },
	65	{ "--?" , true , true, false, false },
	66	{ "+?" , false, true , false, false },
	67	{ "-?" , false, true , false, false },
	68	{ "~?" , false, false, false, false },
	69	{ "!?" , false, true , false, true },
	70	{ "?*?" , false, true , false, false },
	71	{ "?/?" , false, true , false, false },
	72	{ "?%?" , false, false, false, false },
	73	{ "?+?" , false, true , false, false },
	74	{ "?-?" , false, true , false, false },
	75	{ "?<<?" , false, false, false, false },
	76	{ "?>>?" , false, false, false, false },
	77	{ "?<?" , false, true , true , false },
	78	{ "?<=?" , false, true , true , true },
	79	{ "?>?" , false, true , true , false },
	80	{ "?>=?" , false, true , true , true },
	81	{ "?==?" , false, true , false, true },
	82	{ "?!=?" , false, true , false, true },
	83	{ "?&?" , false, false, false, false },
	84	{ "?^?" , false, false, false, false },
	85	{ "?\|?" , false, false, false, false },
	86	{ "?=?" , true , true , false, false },
	87	{ "?+=?" , true , true , false, false },
	88	{ "?-=?" , true , true , false, false },
	89	{ "?*=?" , true , true , false, false },
	90	{ "?/=?" , true , true , false, false },
	91	{ "?%=?" , true , false, false, false },
	92	{ "?<<=?", true , false, false, false },
	93	{ "?>>=?", true , false, false, false },
	94	{ "?&=?" , true , false, false, false },
	95	{ "?\|=?" , true , false, false, false },
	96	{ "?^=?" , true , false, false, false },
	97	};
	98
	99	enum ArgType { Normal, PtrDiff, CommPtrDiff };
	100
	101	struct {
	102	const string name;
	103	bool assignment = false;
	104	string diffReturn;
	105	ArgType diffArg2 = Normal;
	106	string sized;
	107	} pointerOperators[] = {
	108	{ "?++", true, "", Normal, " \| sized(DT)" },
	109	{ "?--", true, "", Normal, " \| sized(DT)" },
	110	{ "++?", true, "", Normal, " \| sized(DT)" },
	111	{ "--?", true, "", Normal, " \| sized(DT)" },
	112	{ "!?" , false, "int", Normal, "" },
	113	{ "?<?", false, "signed int", Normal, "" },
	114	{ "?<=?", false, "signed int", Normal, "" },
	115	{ "?>?", false, "signed int", Normal, "" },
	116	{ "?>=?", false, "signed int", Normal, "" },
	117	{ "?==?", false, "signed int", Normal, "" },
	118	{ "?!=?", false, "signed int", Normal, "" },
	119	{ "?=?", true, "", Normal, "" }, // void * LHS, zero_t RHS ???
[c41c18a6]	120	// { "*?", false, "&", Normal, " \| sized(DT)" }, // & ???
	121	{ "*?", false, "&", Normal, "" }, // & ???
[1d386a7]	122
	123	{ "?-?", false, "ptrdiff_t", Normal, " \| sized(DT)" },
	124	{ "?-?", false, "", PtrDiff, " \| sized(DT)" },
	125	{ "?-=?", true, "", PtrDiff, " \| sized(DT)" },
	126
	127	{ "?+?", false, "", CommPtrDiff, " \| sized(DT)" },
	128	{ "?[?]", false, "&", CommPtrDiff, " \| sized(DT)" }, // & ???
	129	{ "?+=?" , true, "", PtrDiff, " \| sized(DT)" },
	130	};
	131
	132	template<size_t N>
	133	string mask2string(unsigned int mask, array<string, N> names) {
	134	string result = "";
	135	int i = 0;
	136	for(auto name : names) {
	137	if(mask & (1 << i)) {
	138	result += name;
[1629965]	139	} else {
	140	result.append(name.size(), ' ');
[1d386a7]	141	}
	142	i++;
	143	}
	144	return result;
	145	}
	146
	147	template <typename... T>
	148	constexpr auto make_array(T&&... values) ->
	149	std::array<
	150	typename std::decay<typename std::common_type<T...>::type>::type,
	151	sizeof...(T)>
	152	{
	153	return std::array<
	154	typename std::decay<
	155	typename std::common_type<T...>::type>::type,
	156	sizeof...(T)>{{std::forward<T>(values)...}};
	157	}
	158
	159	int main() {
[e523b07]	160	cout << "# 2 \"prelude.cfa\" // needed for error messages from this file" << endl;
[97b47ec]	161	cout << "forall( T * ) trait sized {};" << endl;
[1d386a7]	162
	163	cout << "//////////////////////////" << endl;
	164	cout << "// Arithmetic Operators //" << endl;
	165	cout << "//////////////////////////" << endl;
	166	cout << endl;
	167
[ee06e41b]	168	cout << "signed int ?==?( zero_t, zero_t ), ?!=?( zero_t, zero_t );" << endl;
	169	cout << "signed int ?==?( one_t, one_t ), ?!=?( one_t, one_t );" << endl;
	170	cout << "signed int ?==?( _Bool, _Bool ), ?!=?( _Bool, _Bool );" << endl;
[d9f0ed4]	171	cout << "signed int !?( _Bool );" << endl;
[1d386a7]	172
	173	for (auto op : arithmeticOperators) {
	174	for (auto type : basicTypes ) {
	175	auto operands = count(op.name.begin(), op.name.end(), '?');
	176	if (! op.floatCompat && type.isFloat) continue;
	177	if (op.isComparison && ! type.hasComparison) continue;
	178	if (op.assignment) {
	179	const char * qualifiers[] = { "", "volatile " };
	180	for (auto q : qualifiers){
	181	cout << type.name << " " << op.name << "(";
	182	cout << q << type.name << " &";
	183	for (int i = 1; i < operands; ++i) {
	184	cout << ", " << type.name;
	185	}
	186	cout << ");" << endl;
	187	}
	188	} else {
	189	if (op.isComparison \|\| op.isEqual) cout << "signed int";
	190	else cout << type.name;
	191	cout << " " << op.name << "(";
	192	for (int i = 0; i < operands; ++i) {
	193	cout << type.name;
	194	if ((i+1) != operands) cout << ", ";
	195	}
	196	cout << ");" << endl;
	197	}
	198	}
	199	cout << endl;
	200	}
	201	cout << endl;
	202
	203	cout << "/////////////////////////////" << endl;
	204	cout << "// Arithmetic Constructors //" << endl;
	205	cout << "/////////////////////////////" << endl;
[ee06e41b]	206	cout << endl;
	207
[1629965]	208	auto otype = [](const std::string & type, bool do_volatile = false) {
[ee06e41b]	209	cout << "void ?{} (" << type << " &);" << endl;
	210	cout << "void ?{} (" << type << " &, " << type << ");" << endl;
[0c81320]	211	cout << type << " ?=? (" << type << " &, " << type << ")";
[ee06e41b]	212	if ( do_volatile ) {
[0c81320]	213	cout << ", ?=?(volatile " << type << " &, " << type << ")";
[1629965]	214	}
	215	cout << ";" << endl;
[ee06e41b]	216	cout << "void ^?{}( " << type << " & );" << endl;
[1629965]	217	};
	218
	219	otype("zero_t");
[0c81320]	220	cout << endl;
[1629965]	221	otype("one_t");
[0c81320]	222	cout << endl;
[1629965]	223	otype("_Bool", true);
[ee06e41b]	224	cout << endl;
[1629965]	225
[1d386a7]	226	for (auto type : basicTypes) {
[ee06e41b]	227	cout << "void ?{}(" << type.name << " &);" << endl;
	228	cout << "void ?{}(" << type.name << " &, " << type.name << ");" << endl;
	229	cout << "void ?{}(" << type.name << " &, zero_t);" << endl;
[0c81320]	230	cout << "void ?{}(" << type.name << " &, one_t);" << endl;
[1d386a7]	231	cout << "void ^?{}(" << type.name << " &);" << endl;
	232	cout << endl;
	233	}
	234	cout << endl;
	235
	236	cout << "//////////////////////////" << endl;
	237	cout << "// Pointer Constructors //" << endl;
	238	cout << "//////////////////////////" << endl;
[ee06e41b]	239	cout << endl;
	240
	241	cout << "forall(ftype FT) void ?{}( FT &, FT );" << endl;
	242	cout << "forall(ftype FT) void ?{}( FT * volatile &, FT * );" << endl;
[1d386a7]	243
[1629965]	244	// generate qualifiers
	245	vector<string> qualifiersSingle;
[1d386a7]	246	vector<pair<const string, const string>> qualifiersPair;
	247	const unsigned int NQ = 2;
	248	for(unsigned int lhs = 0; lhs < (1<<NQ); lhs++) {
[1629965]	249	// for parameter of default constructor and destructor
	250	qualifiersSingle.push_back(mask2string(lhs, make_array("const "s, "volatile "s)));
	251
	252	// for first and second parameters of copy constructors
[1d386a7]	253	for(unsigned int rhs = 0; rhs < (1<<NQ); rhs++) {
	254	if((lhs & rhs) == rhs) {
	255	qualifiersPair.push_back({
	256	mask2string(lhs, make_array("const "s, "volatile "s)),
	257	mask2string(rhs, make_array("const "s, "volatile "s))
	258	});
	259	}
	260	}
	261	}
	262
[1629965]	263	for (auto type : { " DT", "void" }) {
	264	for (auto cvq : qualifiersPair) {
	265	for (auto is_vol : { " ", "volatile" }) {
[fd54fef]	266	cout << "forall(DT &) void ?{}(" << cvq.first << type << " * " << is_vol << " &, " << cvq.second << "DT *);" << endl;
[1629965]	267	}
	268	}
[6130304]	269	}
	270	for (auto cvq : qualifiersSingle) {
	271	for (auto is_vol : { " ", "volatile" }) {
	272	cout << "void ?{}(" << cvq << "void" << " * " << is_vol << " &);" << endl;
	273	}
	274	for (auto is_vol : { " ", "volatile" }) {
	275	cout << "void ^?{}(" << cvq << "void" << " * " << is_vol << " &);" << endl;
	276	}
	277	}
	278
	279	for (auto cvq : qualifiersSingle) {
	280	for (auto is_vol : { " ", "volatile" }) {
[fd54fef]	281	cout << "forall(DT &) void ?{}(" << cvq << " DT" << " * " << is_vol << " &);" << endl;
[6130304]	282	}
	283	for (auto is_vol : { " ", "volatile" }) {
[fd54fef]	284	cout << "forall(DT &) void ^?{}(" << cvq << " DT" << " * " << is_vol << " &);" << endl;
[1d386a7]	285	}
	286	}
	287
[1629965]	288	{
	289	auto type = " DT";
	290	for (auto is_vol : { " ", "volatile" }) {
	291	for (auto cvq : qualifiersSingle) {
[fd54fef]	292	cout << "forall(DT &) void ?{}( " << cvq << type << " * " << is_vol << " &, zero_t);" << endl;
[1629965]	293	}
[1d386a7]	294	}
	295	}
[1629965]	296
[1d386a7]	297	cout << endl;
	298
[6130304]	299	cout << "forall(ftype FT) void ?{}( FT * &, zero_t );" << endl;
[1629965]	300	cout << "forall(ftype FT) FT * ?=?( FT * &, zero_t );" << endl;
	301	cout << "forall(ftype FT) FT * ?=?( FT * volatile &, zero_t );" << endl;
[b830e046]	302	cout << "forall(ftype FT) void ?{}( FT * & );" << endl;
	303	cout << "forall(ftype FT) void ^?{}( FT * & );" << endl;
[1d386a7]	304	cout << endl;
	305
	306	cout << "///////////////////////" << endl;
	307	cout << "// Pointer Operators //" << endl;
	308	cout << "///////////////////////" << endl;
	309
[b830e046]	310	cout << "forall(ftype FT) FT * ?=?( FT &, FT );" << endl;
	311	cout << "forall(ftype FT) FT * ?=?( FT * volatile &, FT * );" << endl;
	312	cout << "forall(ftype FT) int !?( FT * );" << endl;
	313	cout << "forall(ftype FT) signed int ?==?( FT , FT );" << endl;
	314	cout << "forall(ftype FT) signed int ?!=?( FT , FT );" << endl;
	315	cout << "forall(ftype FT) FT & ?( FT );" << endl;
[1d386a7]	316
	317	for (auto op : pointerOperators) {
[1629965]	318	auto forall = [&op]() {
[fd54fef]	319	cout << "forall(DT &" << op.sized << ") ";
[1629965]	320	};
[1d386a7]	321	for (auto type : { "DT"/, "void"/ } ) {
	322	auto operands = count(op.name.begin(), op.name.end(), '?');
	323	if (op.assignment) {
	324	// const char * qualifiers[] = { "", "volatile ", "const ", "const volatile " };
	325	switch(op.diffArg2) {
	326	case Normal:
	327	if (operands == 1) {
	328	for (auto q : qualifiersSingle){
[1629965]	329	for (auto q2 : { " ", "volatile" }) {
	330	forall();
[1d386a7]	331	cout << q << type << " * " << op.name << "(";
[1629965]	332	cout << q << type << " * " << q2 << " &";
[1d386a7]	333	cout << ");" << endl;
	334	}
	335	}
	336	} else {
	337	for (auto q : qualifiersPair){
[1629965]	338	for (auto q2 : { " ", "volatile" }) {
	339	forall();
[1d386a7]	340	cout << q.first << type << " * " << op.name << "(";
[1629965]	341	cout << q.first << type << " * " << q2 << " &";
[1d386a7]	342
	343	for (int i = 1; i < operands; ++i) {
	344	cout << ", " << q.second << type << " *";
	345	}
	346	cout << ");" << endl;
	347	}
	348	}
	349	}
	350	break;
	351	case PtrDiff:
	352	for (auto q : qualifiersSingle){
[1629965]	353	for (auto q2 : { " ", "volatile" }) {
	354	forall();
[1d386a7]	355	cout << q << type << " * " << op.name << "(";
[1629965]	356	cout << q << type << " * " << q2 << " &";
[1d386a7]	357
	358	for (int i = 1; i < operands; ++i) {
	359	cout << ", ptrdiff_t";
	360	}
	361	cout << ");" << endl;
	362	}
	363	}
	364	break;
	365	default:
	366	abort();
	367	}
	368	} else {
[1629965]	369	auto name_and_arg1 = [&op, &type](const std::string & q) {
	370	if (op.diffReturn == "&") cout << q << type << " &"; // -- qualifiers
	371	else if (op.diffReturn != "") cout << op.diffReturn;
	372	else cout << q << type << " *";
	373	cout << " " << op.name << "(";
	374	};
[1d386a7]	375	switch(op.diffArg2) {
	376	case Normal:
	377	for (auto q : qualifiersSingle) {
[1629965]	378	forall();
	379	name_and_arg1( q );
[1d386a7]	380	for (int i = 0; i < operands; ++i) {
	381	cout << q << type << " *";
	382	if ((i+1) != operands) cout << ", ";
	383	}
	384	cout << ");" << endl;
	385	}
	386	break;
	387	case CommPtrDiff:
	388	for (auto q : qualifiersSingle) {
[1629965]	389	forall();
	390	name_and_arg1( q );
	391	cout << "ptrdiff_t, " << q << type << " *);" << endl;
[1d386a7]	392	}
	393	// fallthrough
	394	case PtrDiff:
	395	for (auto q : qualifiersSingle) {
[1629965]	396	forall();
	397	name_and_arg1( q );
	398	cout << q << type << " *, ptrdiff_t);" << endl;
[1d386a7]	399	}
	400	break;
	401	}
	402	}
	403	}
	404	cout << endl;
	405	}
	406	cout << endl;
	407
[1629965]	408	for (auto is_vol : { " ", "volatile" }) {
	409	for (auto cvq : qualifiersPair) {
[fd54fef]	410	cout << "forall(DT &) " << cvq.first << "void * ?=?( " << cvq.first << "void * " << is_vol << " &, " << cvq.second << "DT *);" << endl;
[1629965]	411	}
	412	for (auto cvq : qualifiersSingle) {
[fd54fef]	413	cout << "forall(DT &) " << cvq << " DT * ?=?( " << cvq << " DT * " << is_vol << " &, zero_t);" << endl;
[1629965]	414	}
	415	}
	416	cout << endl;
[1d386a7]	417	}
[ee06e41b]	418
	419	// Local Variables: //
	420	// tab-width: 4 //
	421	// End: //

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