| //===--- 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); |
| } |