ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsdeferred_resndemanglerenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumresolv-newwith_gc
Last change
on this file since 46f1d20 was
46f1d20,
checked in by Thierry Delisle <tdelisle@…>, 8 years ago
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some changes to checks in gc which are very intrusive
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-
Property mode set to
100644
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File size:
1.1 KB
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1 | #pragma once |
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2 | |
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3 | #include "globals.h" |
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4 | #include "tools.h" |
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5 | |
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6 | static inline size_t card_of(void* address) |
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7 | { |
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8 | size_t card = ( ((intptr_t)address) & CARDS_OFFSET_MASK ) >> CARDS_SIZE_EXP; |
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9 | check(card < CARDS_COUNT); |
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10 | return card; |
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11 | } |
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12 | |
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13 | struct card_table_t |
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14 | { |
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15 | size_t count; |
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16 | void* cards_start[CARDS_COUNT]; |
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17 | }; |
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18 | |
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19 | static inline void ctor_card(card_table_t* const this) |
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20 | { |
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21 | this->count = 0; |
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22 | } |
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23 | |
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24 | static inline void dtor_card(card_table_t* const this) |
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25 | { |
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26 | |
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27 | } |
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28 | |
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29 | static inline void* object_at(card_table_t* const this, size_t card_number) |
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30 | { |
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31 | return card_number < this->count ? this->cards_start[card_number] : NULL; |
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32 | } |
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33 | |
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34 | static inline void register_object(card_table_t* const this, void* object) |
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35 | { |
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36 | size_t card = card_of(object); |
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37 | if(card < this->count) |
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38 | { |
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39 | intptr_t card_obj_add = (intptr_t)object_at(this, card); |
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40 | intptr_t obj_add = (intptr_t)object; |
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41 | if(card_obj_add > obj_add) |
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42 | { |
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43 | this->cards_start[card] = object; |
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44 | } |
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45 | } |
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46 | else |
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47 | { |
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48 | check(card == this->count); |
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49 | this->count++; |
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50 | this->cards_start[card] = object; |
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51 | } |
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52 | } |
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53 | |
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54 | static inline void reset(card_table_t* const this) |
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55 | { |
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56 | for(size_t i = 0; i < this->count; i++) |
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57 | { |
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58 | this->cards_start[i] = NULL; |
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59 | } |
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60 | this->count = 0; |
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61 | } |
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