Mercurial > projects > ldc
view lphobos/std/moduleinit.d @ 1083:c1e9f612e2e2
Fix for dual operand form of fistp, also make reg ST(0) explicit and fix lindquists
previous code that allowed dual operand form of fstp but dissallowed the single
operand form accidently
author | Kelly Wilson <wilsonk cpsc.ucalgary.ca> |
---|---|
date | Tue, 10 Mar 2009 06:23:26 -0600 |
parents | eef8ac26c66c |
children |
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// Modified for LDC module std.moduleinit; //debug = 1; private { import object; import std.c.stdio; import std.c.stdlib; } enum { MIctorstart = 1, // we've started constructing it MIctordone = 2, // finished construction MIstandalone = 4, // module ctor does not depend on other module // ctors being done first } // had to move the class to object.d, as its declaration is needed in the compiler code, // otherwise the DMDFE Module::moduleinfo member is NULL class ModuleCtorError : Exception { this(ModuleInfo m) { super("circular initialization dependency with module " ~ m.name); } } // this gets initialized in _moduleCtor() extern (C) ModuleInfo[] _moduleinfo_array; // this method returns the linker constructed, null terminated, array of moduleinfos extern (C) void** _d_get_moduleinfo_array(); ModuleInfo[] _moduleinfo_dtors; uint _moduleinfo_dtors_i; // Register termination function pointers extern (C) int _fatexit(void *); /************************************* * Initialize the modules. */ extern (C) void _moduleCtor() { debug printf("_moduleCtor()\n"); int len = 0; for (auto mr = _Dmodule_ref; mr; mr=mr.next) len++; _moduleinfo_array = new ModuleInfo[len]; len = 0; for (auto mr = _Dmodule_ref; mr; mr=mr.next) { _moduleinfo_array[len] = mr.mod; len++; } version (Win32) { // Ensure module destructors also get called on program termination //_fatexit(&_STD_moduleDtor); } _moduleinfo_dtors = new ModuleInfo[len]; debug printf("_moduleinfo_dtors = x%x\n", cast(void *)_moduleinfo_dtors); _moduleCtor2(_moduleinfo_array, 0); version (none) { foreach (m; _moduleinfo_array) { writefln("module %s, %d", m.name, m.localClasses.length); foreach (c; m.localClasses) { writefln("\tclass %s", c.name); } } } } void _moduleCtor2(ModuleInfo[] mi, int skip) { debug printf("_moduleCtor2(): %d modules\n", mi.length); for (uint i = 0; i < mi.length; i++) { ModuleInfo m = mi[i]; debug printf("\tmodule[%d] = '%p'\n", i, m); if (!m) continue; debug printf("\tmodule[%d] = '%.*s'\n", i, m.name.length, m.name.ptr); if (m.flags & MIctordone) continue; debug printf("\tmodule[%d] = '%.*s', m = 0x%x\n", i, m.name.length, m.name.ptr, m); if (m.ctor || m.dtor) { if (m.flags & MIctorstart) { if (skip || m.flags & MIstandalone) continue; debug printf("\tmodule[%d] = '%.*s', cyclic dependency!\n", i, m.name.length, m.name.ptr); int x = 0; x /= x; throw new ModuleCtorError(m); } m.flags |= MIctorstart; _moduleCtor2(m.importedModules, 0); if (m.ctor) (*m.ctor)(); m.flags &= ~MIctorstart; m.flags |= MIctordone; // Now that construction is done, register the destructor //printf("\tadding module dtor x%x\n", m); assert(_moduleinfo_dtors_i < _moduleinfo_dtors.length); _moduleinfo_dtors[_moduleinfo_dtors_i++] = m; } else { m.flags |= MIctordone; _moduleCtor2(m.importedModules, 1); } } } /********************************** * Destruct the modules. */ // Starting the name with "_STD" means under linux a pointer to the // function gets put in the .dtors segment. extern (C) void _moduleDtor() { debug printf("_moduleDtor(): %d modules\n", _moduleinfo_dtors_i); for (uint i = _moduleinfo_dtors_i; i-- != 0;) { ModuleInfo m = _moduleinfo_dtors[i]; debug printf("\tmodule[%d] = '%.*s', x%x\n", i, m.name, m); if (m.dtor) { (*m.dtor)(); } } debug printf("_moduleDtor() done\n"); } /********************************** * Run unit tests. */ extern (C) void _moduleUnitTests() { debug printf("_moduleUnitTests() %i\n", _moduleinfo_array.length); for (uint i = 0; i < _moduleinfo_array.length; i++) { ModuleInfo m = _moduleinfo_array[i]; if (!m) continue; debug printf("\tmodule[%d] = '%.*s'\n", i, m.name); if (m.unitTest) { (*m.unitTest)(); } } }