xref: /openbmc/linux/tools/perf/arch/powerpc/util/event.c (revision 9dbbc3b9)
1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/types.h>
3 #include <linux/string.h>
4 #include <linux/zalloc.h>
5 
6 #include "../../../util/event.h"
7 #include "../../../util/synthetic-events.h"
8 #include "../../../util/machine.h"
9 #include "../../../util/tool.h"
10 #include "../../../util/map.h"
11 #include "../../../util/debug.h"
12 
13 void arch_perf_parse_sample_weight(struct perf_sample *data,
14 				   const __u64 *array, u64 type)
15 {
16 	union perf_sample_weight weight;
17 
18 	weight.full = *array;
19 	if (type & PERF_SAMPLE_WEIGHT)
20 		data->weight = weight.full;
21 	else {
22 		data->weight = weight.var1_dw;
23 		data->ins_lat = weight.var2_w;
24 		data->p_stage_cyc = weight.var3_w;
25 	}
26 }
27 
28 void arch_perf_synthesize_sample_weight(const struct perf_sample *data,
29 					__u64 *array, u64 type)
30 {
31 	*array = data->weight;
32 
33 	if (type & PERF_SAMPLE_WEIGHT_STRUCT) {
34 		*array &= 0xffffffff;
35 		*array |= ((u64)data->ins_lat << 32);
36 	}
37 }
38 
39 const char *arch_perf_header_entry(const char *se_header)
40 {
41 	if (!strcmp(se_header, "Local INSTR Latency"))
42 		return "Finish Cyc";
43 	else if (!strcmp(se_header, "Pipeline Stage Cycle"))
44 		return "Dispatch Cyc";
45 	return se_header;
46 }
47 
48 int arch_support_sort_key(const char *sort_key)
49 {
50 	if (!strcmp(sort_key, "p_stage_cyc"))
51 		return 1;
52 	return 0;
53 }
54