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//===--- ParseHLSL.cpp - HLSL-specific parsing support --------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements the parsing logic for HLSL language features.
//
//===----------------------------------------------------------------------===//
#include "clang/Basic/AttributeCommonInfo.h"
#include "clang/Parse/ParseDiagnostic.h"
#include "clang/Parse/Parser.h"
using namespace clang;
void Parser::ParseHLSLSemantics(ParsedAttributes &Attrs,
SourceLocation *EndLoc) {
assert(Tok.is(tok::colon) && "Not a HLSL Semantic");
ConsumeToken();
if (!Tok.is(tok::identifier)) {
Diag(Tok.getLocation(), diag::err_expected_semantic_identifier);
return;
}
IdentifierInfo *II = Tok.getIdentifierInfo();
SourceLocation Loc = ConsumeToken();
if (EndLoc)
*EndLoc = Tok.getLocation();
ParsedAttr::Kind AttrKind =
ParsedAttr::getParsedKind(II, nullptr, ParsedAttr::AS_HLSLSemantic);
if (AttrKind == ParsedAttr::UnknownAttribute) {
Diag(Loc, diag::err_unknown_hlsl_semantic) << II;
return;
}
Attrs.addNew(II, Loc, nullptr, SourceLocation(), nullptr, 0,
ParsedAttr::AS_HLSLSemantic);
}
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