зеркало из https://github.com/microsoft/clang-1.git
430 строки
13 KiB
C++
430 строки
13 KiB
C++
//===--- NSAPI.cpp - NSFoundation APIs ------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/AST/NSAPI.h"
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#include "clang/AST/ASTContext.h"
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#include "clang/AST/Expr.h"
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using namespace clang;
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NSAPI::NSAPI(ASTContext &ctx)
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: Ctx(ctx), ClassIds(), BOOLId(0), NSIntegerId(0), NSUIntegerId(0),
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NSASCIIStringEncodingId(0), NSUTF8StringEncodingId(0) {
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}
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IdentifierInfo *NSAPI::getNSClassId(NSClassIdKindKind K) const {
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static const char *ClassName[NumClassIds] = {
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"NSObject",
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"NSString",
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"NSArray",
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"NSMutableArray",
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"NSDictionary",
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"NSMutableDictionary",
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"NSNumber"
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};
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if (!ClassIds[K])
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return (ClassIds[K] = &Ctx.Idents.get(ClassName[K]));
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return ClassIds[K];
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}
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Selector NSAPI::getNSStringSelector(NSStringMethodKind MK) const {
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if (NSStringSelectors[MK].isNull()) {
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Selector Sel;
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switch (MK) {
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case NSStr_stringWithString:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("stringWithString"));
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break;
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case NSStr_stringWithUTF8String:
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Sel = Ctx.Selectors.getUnarySelector(
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&Ctx.Idents.get("stringWithUTF8String"));
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break;
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case NSStr_stringWithCStringEncoding: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("stringWithCString"),
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&Ctx.Idents.get("encoding")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSStr_stringWithCString:
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Sel= Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("stringWithCString"));
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break;
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case NSStr_initWithString:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("initWithString"));
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break;
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}
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return (NSStringSelectors[MK] = Sel);
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}
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return NSStringSelectors[MK];
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}
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Optional<NSAPI::NSStringMethodKind>
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NSAPI::getNSStringMethodKind(Selector Sel) const {
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for (unsigned i = 0; i != NumNSStringMethods; ++i) {
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NSStringMethodKind MK = NSStringMethodKind(i);
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if (Sel == getNSStringSelector(MK))
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return MK;
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}
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return None;
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}
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Selector NSAPI::getNSArraySelector(NSArrayMethodKind MK) const {
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if (NSArraySelectors[MK].isNull()) {
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Selector Sel;
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switch (MK) {
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case NSArr_array:
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Sel = Ctx.Selectors.getNullarySelector(&Ctx.Idents.get("array"));
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break;
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case NSArr_arrayWithArray:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("arrayWithArray"));
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break;
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case NSArr_arrayWithObject:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("arrayWithObject"));
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break;
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case NSArr_arrayWithObjects:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("arrayWithObjects"));
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break;
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case NSArr_arrayWithObjectsCount: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("arrayWithObjects"),
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&Ctx.Idents.get("count")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSArr_initWithArray:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("initWithArray"));
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break;
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case NSArr_initWithObjects:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("initWithObjects"));
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break;
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case NSArr_objectAtIndex:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("objectAtIndex"));
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break;
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case NSMutableArr_replaceObjectAtIndex: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("replaceObjectAtIndex"),
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&Ctx.Idents.get("withObject")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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}
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return (NSArraySelectors[MK] = Sel);
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}
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return NSArraySelectors[MK];
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}
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Optional<NSAPI::NSArrayMethodKind> NSAPI::getNSArrayMethodKind(Selector Sel) {
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for (unsigned i = 0; i != NumNSArrayMethods; ++i) {
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NSArrayMethodKind MK = NSArrayMethodKind(i);
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if (Sel == getNSArraySelector(MK))
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return MK;
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}
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return None;
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}
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Selector NSAPI::getNSDictionarySelector(
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NSDictionaryMethodKind MK) const {
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if (NSDictionarySelectors[MK].isNull()) {
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Selector Sel;
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switch (MK) {
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case NSDict_dictionary:
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Sel = Ctx.Selectors.getNullarySelector(&Ctx.Idents.get("dictionary"));
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break;
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case NSDict_dictionaryWithDictionary:
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Sel = Ctx.Selectors.getUnarySelector(
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&Ctx.Idents.get("dictionaryWithDictionary"));
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break;
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case NSDict_dictionaryWithObjectForKey: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("dictionaryWithObject"),
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&Ctx.Idents.get("forKey")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSDict_dictionaryWithObjectsForKeys: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("dictionaryWithObjects"),
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&Ctx.Idents.get("forKeys")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSDict_dictionaryWithObjectsForKeysCount: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("dictionaryWithObjects"),
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&Ctx.Idents.get("forKeys"),
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&Ctx.Idents.get("count")
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};
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Sel = Ctx.Selectors.getSelector(3, KeyIdents);
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break;
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}
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case NSDict_dictionaryWithObjectsAndKeys:
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Sel = Ctx.Selectors.getUnarySelector(
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&Ctx.Idents.get("dictionaryWithObjectsAndKeys"));
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break;
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case NSDict_initWithDictionary:
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Sel = Ctx.Selectors.getUnarySelector(
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&Ctx.Idents.get("initWithDictionary"));
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break;
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case NSDict_initWithObjectsAndKeys:
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Sel = Ctx.Selectors.getUnarySelector(
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&Ctx.Idents.get("initWithObjectsAndKeys"));
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break;
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case NSDict_initWithObjectsForKeys: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("initWithObjects"),
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&Ctx.Idents.get("forKeys")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSDict_objectForKey:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("objectForKey"));
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break;
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case NSMutableDict_setObjectForKey: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("setObject"),
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&Ctx.Idents.get("forKey")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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}
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return (NSDictionarySelectors[MK] = Sel);
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}
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return NSDictionarySelectors[MK];
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}
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Optional<NSAPI::NSDictionaryMethodKind>
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NSAPI::getNSDictionaryMethodKind(Selector Sel) {
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for (unsigned i = 0; i != NumNSDictionaryMethods; ++i) {
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NSDictionaryMethodKind MK = NSDictionaryMethodKind(i);
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if (Sel == getNSDictionarySelector(MK))
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return MK;
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}
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return None;
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}
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Selector NSAPI::getNSNumberLiteralSelector(NSNumberLiteralMethodKind MK,
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bool Instance) const {
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static const char *ClassSelectorName[NumNSNumberLiteralMethods] = {
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"numberWithChar",
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"numberWithUnsignedChar",
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"numberWithShort",
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"numberWithUnsignedShort",
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"numberWithInt",
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"numberWithUnsignedInt",
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"numberWithLong",
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"numberWithUnsignedLong",
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"numberWithLongLong",
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"numberWithUnsignedLongLong",
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"numberWithFloat",
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"numberWithDouble",
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"numberWithBool",
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"numberWithInteger",
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"numberWithUnsignedInteger"
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};
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static const char *InstanceSelectorName[NumNSNumberLiteralMethods] = {
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"initWithChar",
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"initWithUnsignedChar",
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"initWithShort",
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"initWithUnsignedShort",
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"initWithInt",
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"initWithUnsignedInt",
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"initWithLong",
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"initWithUnsignedLong",
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"initWithLongLong",
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"initWithUnsignedLongLong",
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"initWithFloat",
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"initWithDouble",
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"initWithBool",
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"initWithInteger",
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"initWithUnsignedInteger"
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};
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Selector *Sels;
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const char **Names;
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if (Instance) {
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Sels = NSNumberInstanceSelectors;
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Names = InstanceSelectorName;
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} else {
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Sels = NSNumberClassSelectors;
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Names = ClassSelectorName;
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}
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if (Sels[MK].isNull())
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Sels[MK] = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get(Names[MK]));
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return Sels[MK];
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}
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Optional<NSAPI::NSNumberLiteralMethodKind>
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NSAPI::getNSNumberLiteralMethodKind(Selector Sel) const {
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for (unsigned i = 0; i != NumNSNumberLiteralMethods; ++i) {
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NSNumberLiteralMethodKind MK = NSNumberLiteralMethodKind(i);
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if (isNSNumberLiteralSelector(MK, Sel))
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return MK;
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}
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return None;
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}
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Optional<NSAPI::NSNumberLiteralMethodKind>
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NSAPI::getNSNumberFactoryMethodKind(QualType T) const {
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const BuiltinType *BT = T->getAs<BuiltinType>();
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if (!BT)
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return None;
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const TypedefType *TDT = T->getAs<TypedefType>();
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if (TDT) {
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QualType TDTTy = QualType(TDT, 0);
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if (isObjCBOOLType(TDTTy))
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return NSAPI::NSNumberWithBool;
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if (isObjCNSIntegerType(TDTTy))
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return NSAPI::NSNumberWithInteger;
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if (isObjCNSUIntegerType(TDTTy))
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return NSAPI::NSNumberWithUnsignedInteger;
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}
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switch (BT->getKind()) {
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case BuiltinType::Char_S:
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case BuiltinType::SChar:
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return NSAPI::NSNumberWithChar;
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case BuiltinType::Char_U:
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case BuiltinType::UChar:
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return NSAPI::NSNumberWithUnsignedChar;
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case BuiltinType::Short:
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return NSAPI::NSNumberWithShort;
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case BuiltinType::UShort:
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return NSAPI::NSNumberWithUnsignedShort;
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case BuiltinType::Int:
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return NSAPI::NSNumberWithInt;
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case BuiltinType::UInt:
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return NSAPI::NSNumberWithUnsignedInt;
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case BuiltinType::Long:
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return NSAPI::NSNumberWithLong;
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case BuiltinType::ULong:
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return NSAPI::NSNumberWithUnsignedLong;
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case BuiltinType::LongLong:
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return NSAPI::NSNumberWithLongLong;
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case BuiltinType::ULongLong:
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return NSAPI::NSNumberWithUnsignedLongLong;
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case BuiltinType::Float:
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return NSAPI::NSNumberWithFloat;
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case BuiltinType::Double:
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return NSAPI::NSNumberWithDouble;
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case BuiltinType::Bool:
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return NSAPI::NSNumberWithBool;
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case BuiltinType::Void:
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case BuiltinType::WChar_U:
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case BuiltinType::WChar_S:
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case BuiltinType::Char16:
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case BuiltinType::Char32:
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case BuiltinType::Int128:
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case BuiltinType::LongDouble:
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case BuiltinType::UInt128:
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case BuiltinType::NullPtr:
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case BuiltinType::ObjCClass:
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case BuiltinType::ObjCId:
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case BuiltinType::ObjCSel:
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case BuiltinType::OCLImage1d:
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case BuiltinType::OCLImage1dArray:
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case BuiltinType::OCLImage1dBuffer:
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case BuiltinType::OCLImage2d:
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case BuiltinType::OCLImage2dArray:
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case BuiltinType::OCLImage3d:
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case BuiltinType::OCLSampler:
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case BuiltinType::OCLEvent:
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case BuiltinType::BoundMember:
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case BuiltinType::Dependent:
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case BuiltinType::Overload:
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case BuiltinType::UnknownAny:
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case BuiltinType::ARCUnbridgedCast:
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case BuiltinType::Half:
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case BuiltinType::PseudoObject:
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case BuiltinType::BuiltinFn:
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break;
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}
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return None;
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}
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/// \brief Returns true if \param T is a typedef of "BOOL" in objective-c.
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bool NSAPI::isObjCBOOLType(QualType T) const {
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return isObjCTypedef(T, "BOOL", BOOLId);
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}
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/// \brief Returns true if \param T is a typedef of "NSInteger" in objective-c.
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bool NSAPI::isObjCNSIntegerType(QualType T) const {
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return isObjCTypedef(T, "NSInteger", NSIntegerId);
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}
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/// \brief Returns true if \param T is a typedef of "NSUInteger" in objective-c.
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bool NSAPI::isObjCNSUIntegerType(QualType T) const {
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return isObjCTypedef(T, "NSUInteger", NSUIntegerId);
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}
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bool NSAPI::isObjCTypedef(QualType T,
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StringRef name, IdentifierInfo *&II) const {
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if (!Ctx.getLangOpts().ObjC1)
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return false;
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if (T.isNull())
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return false;
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if (!II)
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II = &Ctx.Idents.get(name);
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while (const TypedefType *TDT = T->getAs<TypedefType>()) {
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if (TDT->getDecl()->getDeclName().getAsIdentifierInfo() == II)
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return true;
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T = TDT->desugar();
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}
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return false;
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}
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bool NSAPI::isObjCEnumerator(const Expr *E,
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StringRef name, IdentifierInfo *&II) const {
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if (!Ctx.getLangOpts().ObjC1)
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return false;
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if (!E)
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return false;
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if (!II)
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II = &Ctx.Idents.get(name);
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if (const DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E->IgnoreParenImpCasts()))
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if (const EnumConstantDecl *
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EnumD = dyn_cast_or_null<EnumConstantDecl>(DRE->getDecl()))
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return EnumD->getIdentifier() == II;
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return false;
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}
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Selector NSAPI::getOrInitSelector(ArrayRef<StringRef> Ids,
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Selector &Sel) const {
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if (Sel.isNull()) {
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SmallVector<IdentifierInfo *, 4> Idents;
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for (ArrayRef<StringRef>::const_iterator
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I = Ids.begin(), E = Ids.end(); I != E; ++I)
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Idents.push_back(&Ctx.Idents.get(*I));
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Sel = Ctx.Selectors.getSelector(Idents.size(), Idents.data());
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}
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return Sel;
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}
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