David Goldblatt | 77cccac | 2017-01-10 18:06:31 -0800 | [diff] [blame] | 1 | #ifndef JEMALLOC_INTERNAL_QL_H |
| 2 | #define JEMALLOC_INTERNAL_QL_H |
| 3 | |
David Goldblatt | 610cb83 | 2017-04-10 17:06:53 -0700 | [diff] [blame] | 4 | #include "jemalloc/internal/qr.h" |
| 5 | |
Jason Evans | e12eaf9 | 2014-12-08 14:40:14 -0800 | [diff] [blame] | 6 | /* List definitions. */ |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 7 | #define ql_head(a_type) \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 8 | struct { \ |
| 9 | a_type *qlh_first; \ |
| 10 | } |
| 11 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 12 | #define ql_head_initializer(a_head) {NULL} |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 13 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 14 | #define ql_elm(a_type) qr(a_type) |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 15 | |
| 16 | /* List functions. */ |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 17 | #define ql_new(a_head) do { \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 18 | (a_head)->qlh_first = NULL; \ |
| 19 | } while (0) |
| 20 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 21 | #define ql_elm_new(a_elm, a_field) qr_new((a_elm), a_field) |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 22 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 23 | #define ql_first(a_head) ((a_head)->qlh_first) |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 24 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 25 | #define ql_last(a_head, a_field) \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 26 | ((ql_first(a_head) != NULL) \ |
| 27 | ? qr_prev(ql_first(a_head), a_field) : NULL) |
| 28 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 29 | #define ql_next(a_head, a_elm, a_field) \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 30 | ((ql_last(a_head, a_field) != (a_elm)) \ |
| 31 | ? qr_next((a_elm), a_field) : NULL) |
| 32 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 33 | #define ql_prev(a_head, a_elm, a_field) \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 34 | ((ql_first(a_head) != (a_elm)) ? qr_prev((a_elm), a_field) \ |
| 35 | : NULL) |
| 36 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 37 | #define ql_before_insert(a_head, a_qlelm, a_elm, a_field) do { \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 38 | qr_before_insert((a_qlelm), (a_elm), a_field); \ |
| 39 | if (ql_first(a_head) == (a_qlelm)) { \ |
| 40 | ql_first(a_head) = (a_elm); \ |
| 41 | } \ |
| 42 | } while (0) |
| 43 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 44 | #define ql_after_insert(a_qlelm, a_elm, a_field) \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 45 | qr_after_insert((a_qlelm), (a_elm), a_field) |
| 46 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 47 | #define ql_head_insert(a_head, a_elm, a_field) do { \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 48 | if (ql_first(a_head) != NULL) { \ |
| 49 | qr_before_insert(ql_first(a_head), (a_elm), a_field); \ |
| 50 | } \ |
| 51 | ql_first(a_head) = (a_elm); \ |
| 52 | } while (0) |
| 53 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 54 | #define ql_tail_insert(a_head, a_elm, a_field) do { \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 55 | if (ql_first(a_head) != NULL) { \ |
| 56 | qr_before_insert(ql_first(a_head), (a_elm), a_field); \ |
| 57 | } \ |
| 58 | ql_first(a_head) = qr_next((a_elm), a_field); \ |
| 59 | } while (0) |
| 60 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 61 | #define ql_remove(a_head, a_elm, a_field) do { \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 62 | if (ql_first(a_head) == (a_elm)) { \ |
| 63 | ql_first(a_head) = qr_next(ql_first(a_head), a_field); \ |
| 64 | } \ |
| 65 | if (ql_first(a_head) != (a_elm)) { \ |
| 66 | qr_remove((a_elm), a_field); \ |
| 67 | } else { \ |
| 68 | ql_first(a_head) = NULL; \ |
| 69 | } \ |
| 70 | } while (0) |
| 71 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 72 | #define ql_head_remove(a_head, a_type, a_field) do { \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 73 | a_type *t = ql_first(a_head); \ |
| 74 | ql_remove((a_head), t, a_field); \ |
| 75 | } while (0) |
| 76 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 77 | #define ql_tail_remove(a_head, a_type, a_field) do { \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 78 | a_type *t = ql_last(a_head, a_field); \ |
| 79 | ql_remove((a_head), t, a_field); \ |
| 80 | } while (0) |
| 81 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 82 | #define ql_foreach(a_var, a_head, a_field) \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 83 | qr_foreach((a_var), ql_first(a_head), a_field) |
| 84 | |
Jason Evans | c0cc5db | 2017-01-19 21:41:41 -0800 | [diff] [blame] | 85 | #define ql_reverse_foreach(a_var, a_head, a_field) \ |
Jason Evans | 84cbbcb | 2009-12-29 00:09:15 -0800 | [diff] [blame] | 86 | qr_reverse_foreach((a_var), ql_first(a_head), a_field) |
David Goldblatt | 77cccac | 2017-01-10 18:06:31 -0800 | [diff] [blame] | 87 | |
| 88 | #endif /* JEMALLOC_INTERNAL_QL_H */ |