| 1 | //
|
|---|
| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
|
|---|
| 3 | //
|
|---|
| 4 | // The contents of this file are covered under the licence agreement in the
|
|---|
| 5 | // file "LICENCE" distributed with Cforall.
|
|---|
| 6 | //
|
|---|
| 7 | // LinkageSpec.h --
|
|---|
| 8 | //
|
|---|
| 9 | // Author : Rodolfo G. Esteves
|
|---|
| 10 | // Created On : Sat May 16 13:24:28 2015
|
|---|
| 11 | // Last Modified By : Peter A. Buhr
|
|---|
| 12 | // Last Modified On : Mon Jul 2 07:46:49 2018
|
|---|
| 13 | // Update Count : 16
|
|---|
| 14 | //
|
|---|
| 15 |
|
|---|
| 16 | #pragma once
|
|---|
| 17 |
|
|---|
| 18 | #include <string>
|
|---|
| 19 |
|
|---|
| 20 | #include "Common/CodeLocation.h"
|
|---|
| 21 |
|
|---|
| 22 | namespace LinkageSpec {
|
|---|
| 23 | // All linkage specs are some combination of these flags:
|
|---|
| 24 | enum { Mangle = 1 << 0, Generate = 1 << 1, Overrideable = 1 << 2, Builtin = 1 << 3, GccBuiltin = 1 << 4, NoOfSpecs = 1 << 5, };
|
|---|
| 25 |
|
|---|
| 26 | union Spec {
|
|---|
| 27 | unsigned int val;
|
|---|
| 28 | struct {
|
|---|
| 29 | bool is_mangled : 1;
|
|---|
| 30 | bool is_generatable : 1;
|
|---|
| 31 | bool is_overridable : 1;
|
|---|
| 32 | bool is_builtin : 1;
|
|---|
| 33 | bool is_gcc_builtin : 1;
|
|---|
| 34 | };
|
|---|
| 35 | constexpr Spec( unsigned int val ) : val( val ) {}
|
|---|
| 36 | constexpr Spec( Spec const & other ) : val( other.val ) {}
|
|---|
| 37 | // Operators may go here.
|
|---|
| 38 | // Supports == and !=
|
|---|
| 39 | constexpr operator unsigned int() const { return val; }
|
|---|
| 40 | };
|
|---|
| 41 |
|
|---|
| 42 |
|
|---|
| 43 | Spec linkageCheck( CodeLocation location, const std::string * );
|
|---|
| 44 | // Returns the Spec with the given name (limited to C, Cforall & BuiltinC)
|
|---|
| 45 | Spec linkageUpdate( CodeLocation location, Spec old_spec, const std::string * cmd );
|
|---|
| 46 | /* If cmd = "C" returns a Spec that is old_spec with is_mangled = false
|
|---|
| 47 | * If cmd = "Cforall" returns old_spec Spec with is_mangled = true
|
|---|
| 48 | */
|
|---|
| 49 |
|
|---|
| 50 | std::string linkageName( Spec );
|
|---|
| 51 |
|
|---|
| 52 | // To Update: LinkageSpec::isXyz( cur_spec ) -> cur_spec.is_xyz
|
|---|
| 53 | inline bool isMangled( Spec spec ) { return spec.is_mangled; }
|
|---|
| 54 | inline bool isGeneratable( Spec spec ) { return spec.is_generatable; }
|
|---|
| 55 | inline bool isOverridable( Spec spec ) { return spec.is_overridable; }
|
|---|
| 56 | inline bool isBuiltin( Spec spec ) { return spec.is_builtin; }
|
|---|
| 57 | inline bool isGccBuiltin( Spec spec ) { return spec.is_gcc_builtin; }
|
|---|
| 58 |
|
|---|
| 59 | // Pre-defined flag combinations:
|
|---|
| 60 | // C built-in defined in prelude
|
|---|
| 61 | constexpr Spec const Intrinsic = { Mangle | Generate | Overrideable | Builtin };
|
|---|
| 62 | // ordinary
|
|---|
| 63 | constexpr Spec const Cforall = { Mangle | Generate };
|
|---|
| 64 | // not overloadable, not mangled
|
|---|
| 65 | constexpr Spec const C = { Generate };
|
|---|
| 66 | // built by translator (struct assignment)
|
|---|
| 67 | constexpr Spec const AutoGen = { Mangle | Generate | Overrideable };
|
|---|
| 68 | // gcc internal
|
|---|
| 69 | constexpr Spec const Compiler = { Mangle | Builtin | GccBuiltin };
|
|---|
| 70 | // mangled builtins
|
|---|
| 71 | constexpr Spec const BuiltinCFA = { Mangle | Generate | Builtin };
|
|---|
| 72 | // non-mangled builtins
|
|---|
| 73 | constexpr Spec const BuiltinC = { Generate | Builtin };
|
|---|
| 74 | };
|
|---|
| 75 |
|
|---|
| 76 | // Local Variables: //
|
|---|
| 77 | // tab-width: 4 //
|
|---|
| 78 | // mode: c++ //
|
|---|
| 79 | // compile-command: "make install" //
|
|---|
| 80 | // End: //
|
|---|
