1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __PERF_BLOCK_RANGE_H
 3#define __PERF_BLOCK_RANGE_H
 4
 5#include "symbol.h"
 6
 7/*
 8 * struct block_range - non-overlapping parts of basic blocks
 9 * @node:	treenode
10 * @start:	inclusive start of range
11 * @end:	inclusive end of range
12 * @is_target:	@start is a jump target
13 * @is_branch:	@end is a branch instruction
14 * @coverage:	number of blocks that cover this range
15 * @taken:	number of times the branch is taken (requires @is_branch)
16 * @pred:	number of times the taken branch was predicted
17 */
18struct block_range {
19	struct rb_node node;
20
21	struct symbol *sym;
22
23	u64 start;
24	u64 end;
25
26	int is_target, is_branch;
27
28	u64 coverage;
29	u64 entry;
30	u64 taken;
31	u64 pred;
32};
33
34static inline struct block_range *block_range__next(struct block_range *br)
35{
36	struct rb_node *n = rb_next(&br->node);
37	if (!n)
38		return NULL;
39	return rb_entry(n, struct block_range, node);
40}
41
42struct block_range_iter {
43	struct block_range *start;
44	struct block_range *end;
45};
46
47static inline struct block_range *block_range_iter(struct block_range_iter *iter)
48{
49	return iter->start;
50}
51
52static inline bool block_range_iter__next(struct block_range_iter *iter)
53{
54	if (iter->start == iter->end)
55		return false;
56
57	iter->start = block_range__next(iter->start);
58	return true;
59}
60
61static inline bool block_range_iter__valid(struct block_range_iter *iter)
62{
63	if (!iter->start || !iter->end)
64		return false;
65	return true;
66}
67
68extern struct block_range *block_range__find(u64 addr);
69extern struct block_range_iter block_range__create(u64 start, u64 end);
70extern double block_range__coverage(struct block_range *br);
71
72#endif /* __PERF_BLOCK_RANGE_H */

 
 1#ifndef __PERF_BLOCK_RANGE_H
 2#define __PERF_BLOCK_RANGE_H
 3
 4#include "symbol.h"
 5
 6/*
 7 * struct block_range - non-overlapping parts of basic blocks
 8 * @node:	treenode
 9 * @start:	inclusive start of range
10 * @end:	inclusive end of range
11 * @is_target:	@start is a jump target
12 * @is_branch:	@end is a branch instruction
13 * @coverage:	number of blocks that cover this range
14 * @taken:	number of times the branch is taken (requires @is_branch)
15 * @pred:	number of times the taken branch was predicted
16 */
17struct block_range {
18	struct rb_node node;
19
20	struct symbol *sym;
21
22	u64 start;
23	u64 end;
24
25	int is_target, is_branch;
26
27	u64 coverage;
28	u64 entry;
29	u64 taken;
30	u64 pred;
31};
32
33static inline struct block_range *block_range__next(struct block_range *br)
34{
35	struct rb_node *n = rb_next(&br->node);
36	if (!n)
37		return NULL;
38	return rb_entry(n, struct block_range, node);
39}
40
41struct block_range_iter {
42	struct block_range *start;
43	struct block_range *end;
44};
45
46static inline struct block_range *block_range_iter(struct block_range_iter *iter)
47{
48	return iter->start;
49}
50
51static inline bool block_range_iter__next(struct block_range_iter *iter)
52{
53	if (iter->start == iter->end)
54		return false;
55
56	iter->start = block_range__next(iter->start);
57	return true;
58}
59
60static inline bool block_range_iter__valid(struct block_range_iter *iter)
61{
62	if (!iter->start || !iter->end)
63		return false;
64	return true;
65}
66
67extern struct block_range *block_range__find(u64 addr);
68extern struct block_range_iter block_range__create(u64 start, u64 end);
69extern double block_range__coverage(struct block_range *br);
70
71#endif /* __PERF_BLOCK_RANGE_H */