| [aabb846] | 1 | // |
|---|
| 2 | // Cforall Version 1.0.0 Copyright (C) 2016 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 | // memory.hfa -- Memory Management Tools for CFA |
|---|
| 8 | // |
|---|
| 9 | // Author : Andrew Beach |
|---|
| 10 | // Created On : Tue Jun 2 16:48:00 2020 |
|---|
| 11 | // Last Modified By : Andrew Beach |
|---|
| 12 | // Last Modified On : Tue Jun 3 12:29:00 2020 |
|---|
| 13 | // Update Count : 0 |
|---|
| 14 | // |
|---|
| 15 | |
|---|
| 16 | #pragma once |
|---|
| 17 | |
|---|
| 18 | // Internal data object. |
|---|
| 19 | forall(dtype T | sized(T)) { |
|---|
| 20 | struct counter_data { |
|---|
| 21 | unsigned int counter; |
|---|
| 22 | T object; |
|---|
| 23 | }; |
|---|
| 24 | |
|---|
| 25 | forall(ttype Args | { void ?{}(T &, Args); }) |
|---|
| 26 | void ?{}(counter_data(T) & this, Args args); |
|---|
| 27 | |
|---|
| 28 | forall( | { void ^?{}(T &); }) |
|---|
| 29 | void ^?{}(counter_data(T) & this); |
|---|
| 30 | } |
|---|
| 31 | |
|---|
| 32 | // This is one of many pointers keeping this alive. |
|---|
| 33 | forall(dtype T | sized(T)) { |
|---|
| 34 | struct counter_ptr { |
|---|
| 35 | counter_data(T) * data; |
|---|
| 36 | }; |
|---|
| 37 | |
|---|
| 38 | void ?{}(counter_ptr(T) & this); |
|---|
| 39 | void ?{}(counter_ptr(T) & this, zero_t); |
|---|
| 40 | forall( | { void ^?{}(T &); }) |
|---|
| 41 | void ?{}(counter_ptr(T) & this, counter_ptr(T) that); |
|---|
| 42 | forall(ttype Args | { void ?{}(T&, Args); }) |
|---|
| 43 | void ?{}(counter_ptr(T) & this, Args args); |
|---|
| 44 | |
|---|
| 45 | forall( | { void ^?{}(T &); }) |
|---|
| 46 | void ^?{}(counter_ptr(T) & this); |
|---|
| 47 | |
|---|
| 48 | T & *?(counter_ptr(T) & this); |
|---|
| 49 | |
|---|
| 50 | forall( | { void ^?{}(T &); }) |
|---|
| 51 | void ?=?(counter_ptr(T) & this, counter_ptr(T) that); |
|---|
| 52 | forall( | { void ^?{}(T &); }) |
|---|
| 53 | void ?=?(counter_ptr(T) & this, zero_t); |
|---|
| 54 | |
|---|
| 55 | int ?==?(counter_ptr(T) const & this, counter_ptr(T) const & that); |
|---|
| 56 | int ?!=?(counter_ptr(T) const & this, counter_ptr(T) const & that); |
|---|
| 57 | int ?==?(counter_ptr(T) const & this, zero_t); |
|---|
| 58 | int ?!=?(counter_ptr(T) const & this, zero_t); |
|---|
| 59 | } |
|---|
| 60 | |
|---|
| 61 | // This is the only pointer that keeps this alive. |
|---|
| 62 | forall(dtype T) { |
|---|
| 63 | struct unique_ptr { |
|---|
| 64 | T * data; |
|---|
| 65 | }; |
|---|
| 66 | |
|---|
| 67 | void ?{}(unique_ptr(T) & this); |
|---|
| 68 | void ?{}(unique_ptr(T) & this, zero_t); |
|---|
| 69 | void ?{}(unique_ptr(T) & this, unique_ptr(T) that) = void; |
|---|
| 70 | forall( | sized(T), ttype Args | { void ?{}(T &, Args); }) |
|---|
| 71 | void ?{}(unique_ptr(T) & this, Args args); |
|---|
| 72 | |
|---|
| 73 | forall( | { void ^?{}(T &); }) |
|---|
| 74 | void ^?{}(unique_ptr(T) & this); |
|---|
| 75 | |
|---|
| 76 | T & *?(unique_ptr(T) & this); |
|---|
| 77 | |
|---|
| 78 | void ?=?(unique_ptr(T) & this, unique_ptr(T) that) = void; |
|---|
| 79 | forall( | { void ^?{}(T &); }) |
|---|
| 80 | void ?=?(unique_ptr(T) & this, zero_t); |
|---|
| 81 | |
|---|
| 82 | forall( | { void ^?{}(T &); }) |
|---|
| 83 | void move(unique_ptr(T) & this, unique_ptr(T) & that); |
|---|
| 84 | |
|---|
| 85 | int ?==?(unique_ptr(T) const & this, unique_ptr(T) const & that); |
|---|
| 86 | int ?!=?(unique_ptr(T) const & this, unique_ptr(T) const & that); |
|---|
| 87 | int ?==?(unique_ptr(T) const & this, zero_t); |
|---|
| 88 | int ?!=?(unique_ptr(T) const & this, zero_t); |
|---|
| 89 | } |
|---|
