xref: /freebsd-src/contrib/llvm-project/clang/lib/AST/Interp/Primitives.h (revision 06c3fb2749bda94cb5201f81ffdb8fa6c3161b2e)
1*06c3fb27SDimitry Andric //===------ Primitives.h - Types for the constexpr VM -----------*- C++ -*-===//
2*06c3fb27SDimitry Andric //
3*06c3fb27SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*06c3fb27SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*06c3fb27SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*06c3fb27SDimitry Andric //
7*06c3fb27SDimitry Andric //===----------------------------------------------------------------------===//
8*06c3fb27SDimitry Andric //
9*06c3fb27SDimitry Andric // Utilities and helper functions for all primitive types:
10*06c3fb27SDimitry Andric //  - Integral
11*06c3fb27SDimitry Andric //  - Floating
12*06c3fb27SDimitry Andric //  - Boolean
13*06c3fb27SDimitry Andric //
14*06c3fb27SDimitry Andric //===----------------------------------------------------------------------===//
15*06c3fb27SDimitry Andric 
16*06c3fb27SDimitry Andric #ifndef LLVM_CLANG_AST_INTERP_PRIMITIVES_H
17*06c3fb27SDimitry Andric #define LLVM_CLANG_AST_INTERP_PRIMITIVES_H
18*06c3fb27SDimitry Andric 
19*06c3fb27SDimitry Andric #include "clang/AST/ComparisonCategories.h"
20*06c3fb27SDimitry Andric 
21*06c3fb27SDimitry Andric namespace clang {
22*06c3fb27SDimitry Andric namespace interp {
23*06c3fb27SDimitry Andric 
24*06c3fb27SDimitry Andric /// Helper to compare two comparable types.
Compare(const T & X,const T & Y)25*06c3fb27SDimitry Andric template <typename T> ComparisonCategoryResult Compare(const T &X, const T &Y) {
26*06c3fb27SDimitry Andric   if (X < Y)
27*06c3fb27SDimitry Andric     return ComparisonCategoryResult::Less;
28*06c3fb27SDimitry Andric   if (X > Y)
29*06c3fb27SDimitry Andric     return ComparisonCategoryResult::Greater;
30*06c3fb27SDimitry Andric   return ComparisonCategoryResult::Equal;
31*06c3fb27SDimitry Andric }
32*06c3fb27SDimitry Andric 
33*06c3fb27SDimitry Andric } // namespace interp
34*06c3fb27SDimitry Andric } // namespace clang
35*06c3fb27SDimitry Andric 
36*06c3fb27SDimitry Andric #endif
37