summaryrefslogtreecommitdiffstats
path: root/tools/perf/arch/csky/annotate/instructions.c
blob: 5337bfb7d5fcf63ad044d478c18239eccce676fd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
// SPDX-License-Identifier: GPL-2.0
// Copyright (C) 2019 Hangzhou C-SKY Microsystems co.,ltd.

#include <linux/compiler.h>

static struct ins_ops *csky__associate_ins_ops(struct arch *arch,
					       const char *name)
{
	struct ins_ops *ops = NULL;

	/* catch all kind of jumps */
	if (!strcmp(name, "bt") ||
	    !strcmp(name, "bf") ||
	    !strcmp(name, "bez") ||
	    !strcmp(name, "bnez") ||
	    !strcmp(name, "bnezad") ||
	    !strcmp(name, "bhsz") ||
	    !strcmp(name, "bhz") ||
	    !strcmp(name, "blsz") ||
	    !strcmp(name, "blz") ||
	    !strcmp(name, "br") ||
	    !strcmp(name, "jmpi") ||
	    !strcmp(name, "jmp"))
		ops = &jump_ops;

	/* catch function call */
	if (!strcmp(name, "bsr") ||
	    !strcmp(name, "jsri") ||
	    !strcmp(name, "jsr"))
		ops = &call_ops;

	/* catch function return */
	if (!strcmp(name, "rts"))
		ops = &ret_ops;

	if (ops)
		arch__associate_ins_ops(arch, name, ops);
	return ops;
}

static int csky__annotate_init(struct arch *arch, char *cpuid __maybe_unused)
{
	arch->initialized = true;
	arch->objdump.comment_char = '/';
	arch->associate_instruction_ops = csky__associate_ins_ops;

	return 0;
}