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//===--- LoopHint.h - Types for LoopHint ------------------------*- C++ -*-===//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#include "clang/Basic/IdentifierTable.h"
#include "clang/Basic/SourceLocation.h"
#include "clang/Sema/Ownership.h"
#include "clang/Sema/ParsedAttr.h"
namespace clang {
/// Loop optimization hint for loop and unroll pragmas.
struct LoopHint {
// Source range of the directive.
SourceRange Range;
// Identifier corresponding to the name of the pragma. "loop" for
// "#pragma clang loop" directives and "unroll" for "#pragma unroll"
// hints.
IdentifierLoc *PragmaNameLoc;
// Name of the loop hint. Examples: "unroll", "vectorize". In the
// "#pragma unroll" and "#pragma nounroll" cases, this is identical to
// PragmaNameLoc.
IdentifierLoc *OptionLoc;
// Identifier for the hint state argument. If null, then the state is
// default value such as for "#pragma unroll".
IdentifierLoc *StateLoc;
// Expression for the hint argument if it exists, null otherwise.
Expr *ValueExpr;
: PragmaNameLoc(nullptr), OptionLoc(nullptr), StateLoc(nullptr),
ValueExpr(nullptr) {}
} // end namespace clang