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//===--- AttributeList.cpp --------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the AttributeList class implementation
//
//===----------------------------------------------------------------------===//
#include "clang/Sema/AttributeList.h"
#include "clang/Basic/IdentifierTable.h"
#include "llvm/ADT/StringSwitch.h"
using namespace clang;
AttributeList::AttributeList(llvm::BumpPtrAllocator &Alloc,
IdentifierInfo *aName, SourceLocation aLoc,
IdentifierInfo *sName, SourceLocation sLoc,
IdentifierInfo *pName, SourceLocation pLoc,
Expr **ExprList, unsigned numArgs,
bool declspec, bool cxx0x)
: AttrName(aName), AttrLoc(aLoc), ScopeName(sName),
ScopeLoc(sLoc),
ParmName(pName), ParmLoc(pLoc), NumArgs(numArgs), Next(0),
DeclspecAttribute(declspec), CXX0XAttribute(cxx0x), Invalid(false) {
if (numArgs == 0)
Args = 0;
else {
// Allocate the Args array using the BumpPtrAllocator.
Args = Alloc.Allocate<Expr*>(numArgs);
memcpy(Args, ExprList, numArgs*sizeof(Args[0]));
}
}
AttributeList::AttributeList(llvm::BumpPtrAllocator &Alloc,
IdentifierInfo *AttrName, SourceLocation AttrLoc,
IdentifierInfo *ScopeName, SourceLocation ScopeLoc,
IdentifierInfo *ParmName, SourceLocation ParmLoc,
const AvailabilityChange &Introduced,
const AvailabilityChange &Deprecated,
const AvailabilityChange &Obsoleted,
bool declspec, bool cxx0x)
: AttrName(AttrName), AttrLoc(AttrLoc), ScopeName(ScopeName),
ScopeLoc(ScopeLoc), ParmName(ParmName), ParmLoc(ParmLoc),
Args(0), NumArgs(0), Next(0),
DeclspecAttribute(declspec), CXX0XAttribute(cxx0x),
AvailabilityIntroduced(Introduced),
AvailabilityDeprecated(Deprecated),
AvailabilityObsoleted(Obsoleted),
Invalid(false) {
}
AttributeList::Kind AttributeList::getKind(const IdentifierInfo *Name) {
llvm::StringRef AttrName = Name->getName();
// Normalize the attribute name, __foo__ becomes foo.
if (AttrName.startswith("__") && AttrName.endswith("__"))
AttrName = AttrName.substr(2, AttrName.size() - 4);
return llvm::StringSwitch<AttributeList::Kind>(AttrName)
.Case("weak", AT_weak)
.Case("weakref", AT_weakref)
.Case("pure", AT_pure)
.Case("mode", AT_mode)
.Case("used", AT_used)
.Case("alias", AT_alias)
.Case("align", AT_aligned)
.Case("cdecl", AT_cdecl)
.Case("const", AT_const)
.Case("__const", AT_const) // some GCC headers do contain this spelling
.Case("blocks", AT_blocks)
.Case("format", AT_format)
.Case("malloc", AT_malloc)
.Case("packed", AT_packed)
.Case("unused", AT_unused)
.Case("aligned", AT_aligned)
.Case("cleanup", AT_cleanup)
.Case("naked", AT_naked)
.Case("nodebug", AT_nodebug)
.Case("nonnull", AT_nonnull)
.Case("nothrow", AT_nothrow)
.Case("objc_gc", AT_objc_gc)
.Case("regparm", AT_regparm)
.Case("section", AT_section)
.Case("stdcall", AT_stdcall)
.Case("annotate", AT_annotate)
.Case("fastcall", AT_fastcall)
.Case("ibaction", AT_IBAction)
.Case("iboutlet", AT_IBOutlet)
.Case("iboutletcollection", AT_IBOutletCollection)
.Case("noreturn", AT_noreturn)
.Case("noinline", AT_noinline)
.Case("sentinel", AT_sentinel)
.Case("NSObject", AT_nsobject)
.Case("dllimport", AT_dllimport)
.Case("dllexport", AT_dllexport)
.Case("may_alias", AT_may_alias)
.Case("base_check", AT_base_check)
.Case("deprecated", AT_deprecated)
.Case("availability", AT_availability)
.Case("visibility", AT_visibility)
.Case("destructor", AT_destructor)
.Case("format_arg", AT_format_arg)
.Case("gnu_inline", AT_gnu_inline)
.Case("weak_import", AT_weak_import)
.Case("vecreturn", AT_vecreturn)
.Case("vector_size", AT_vector_size)
.Case("constructor", AT_constructor)
.Case("unavailable", AT_unavailable)
.Case("overloadable", AT_overloadable)
.Case("address_space", AT_address_space)
.Case("opencl_image_access", AT_opencl_image_access)
.Case("always_inline", AT_always_inline)
.Case("returns_twice", IgnoredAttribute)
.Case("vec_type_hint", IgnoredAttribute)
.Case("objc_exception", AT_objc_exception)
.Case("objc_method_family", AT_objc_method_family)
.Case("ext_vector_type", AT_ext_vector_type)
.Case("neon_vector_type", AT_neon_vector_type)
.Case("neon_polyvector_type", AT_neon_polyvector_type)
.Case("transparent_union", AT_transparent_union)
.Case("analyzer_noreturn", AT_analyzer_noreturn)
.Case("warn_unused_result", AT_warn_unused_result)
.Case("carries_dependency", AT_carries_dependency)
.Case("ns_consumed", AT_ns_consumed)
.Case("ns_consumes_self", AT_ns_consumes_self)
.Case("ns_returns_autoreleased", AT_ns_returns_autoreleased)
.Case("ns_returns_not_retained", AT_ns_returns_not_retained)
.Case("ns_returns_retained", AT_ns_returns_retained)
.Case("cf_consumed", AT_cf_consumed)
.Case("cf_returns_not_retained", AT_cf_returns_not_retained)
.Case("cf_returns_retained", AT_cf_returns_retained)
.Case("ownership_returns", AT_ownership_returns)
.Case("ownership_holds", AT_ownership_holds)
.Case("ownership_takes", AT_ownership_takes)
.Case("reqd_work_group_size", AT_reqd_wg_size)
.Case("init_priority", AT_init_priority)
.Case("no_instrument_function", AT_no_instrument_function)
.Case("thiscall", AT_thiscall)
.Case("bounded", IgnoredAttribute) // OpenBSD
.Case("pascal", AT_pascal)
.Case("__cdecl", AT_cdecl)
.Case("__stdcall", AT_stdcall)
.Case("__fastcall", AT_fastcall)
.Case("__thiscall", AT_thiscall)
.Case("__pascal", AT_pascal)
.Case("constant", AT_constant)
.Case("device", AT_device)
.Case("global", AT_global)
.Case("host", AT_host)
.Case("shared", AT_shared)
.Case("launch_bounds", AT_launch_bounds)
.Case("common", AT_common)
.Case("nocommon", AT_nocommon)
.Case("opencl_kernel_function", AT_opencl_kernel_function)
.Case("uuid", AT_uuid)
.Default(UnknownAttribute);
}
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