1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 *  Copyright 2007 Sony Corporation
 
 
 
 
 
 
 
 
 
 
 
 
 
 4 */
 5
 6#ifndef _ASM_POWERPC_EMULATED_OPS_H
 7#define _ASM_POWERPC_EMULATED_OPS_H
 8
 9#include <linux/atomic.h>
10#include <linux/perf_event.h>
11
12
13#ifdef CONFIG_PPC_EMULATED_STATS
14
15struct ppc_emulated_entry {
16	const char *name;
17	atomic_t val;
18};
19
20extern struct ppc_emulated {
21#ifdef CONFIG_ALTIVEC
22	struct ppc_emulated_entry altivec;
23#endif
24	struct ppc_emulated_entry dcba;
25	struct ppc_emulated_entry dcbz;
26	struct ppc_emulated_entry fp_pair;
27	struct ppc_emulated_entry isel;
28	struct ppc_emulated_entry mcrxr;
29	struct ppc_emulated_entry mfpvr;
30	struct ppc_emulated_entry multiple;
31	struct ppc_emulated_entry popcntb;
32	struct ppc_emulated_entry spe;
33	struct ppc_emulated_entry string;
34	struct ppc_emulated_entry sync;
35	struct ppc_emulated_entry unaligned;
36#ifdef CONFIG_MATH_EMULATION
37	struct ppc_emulated_entry math;
38#endif
39#ifdef CONFIG_VSX
40	struct ppc_emulated_entry vsx;
41#endif
42#ifdef CONFIG_PPC64
43	struct ppc_emulated_entry mfdscr;
44	struct ppc_emulated_entry mtdscr;
45	struct ppc_emulated_entry lq_stq;
46	struct ppc_emulated_entry lxvw4x;
47	struct ppc_emulated_entry lxvh8x;
48	struct ppc_emulated_entry lxvd2x;
49	struct ppc_emulated_entry lxvb16x;
50#endif
51} ppc_emulated;
52
53extern u32 ppc_warn_emulated;
54
55extern void ppc_warn_emulated_print(const char *type);
56
57#define __PPC_WARN_EMULATED(type)					 \
58	do {								 \
59		atomic_inc(&ppc_emulated.type.val);			 \
60		if (ppc_warn_emulated)					 \
61			ppc_warn_emulated_print(ppc_emulated.type.name); \
62	} while (0)
63
64#else /* !CONFIG_PPC_EMULATED_STATS */
65
66#define __PPC_WARN_EMULATED(type)	do { } while (0)
67
68#endif /* !CONFIG_PPC_EMULATED_STATS */
69
70#define PPC_WARN_EMULATED(type, regs)					\
71	do {								\
72		perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS,		\
73			1, regs, 0);					\
74		__PPC_WARN_EMULATED(type);				\
75	} while (0)
76
77#define PPC_WARN_ALIGNMENT(type, regs)					\
78	do {								\
79		perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS,		\
80			1, regs, regs->dar);				\
81		__PPC_WARN_EMULATED(type);				\
82	} while (0)
83
84#endif /* _ASM_POWERPC_EMULATED_OPS_H */

 
 1/*
 2 *  Copyright 2007 Sony Corporation
 3 *
 4 *  This program is free software; you can redistribute it and/or modify
 5 *  it under the terms of the GNU General Public License as published by
 6 *  the Free Software Foundation; version 2 of the License.
 7 *
 8 *  This program is distributed in the hope that it will be useful,
 9 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
10 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11 *  GNU General Public License for more details.
12 *
13 *  You should have received a copy of the GNU General Public License
14 *  along with this program.
15 *  If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#ifndef _ASM_POWERPC_EMULATED_OPS_H
19#define _ASM_POWERPC_EMULATED_OPS_H
20
21#include <linux/atomic.h>
22#include <linux/perf_event.h>
23
24
25#ifdef CONFIG_PPC_EMULATED_STATS
26
27struct ppc_emulated_entry {
28	const char *name;
29	atomic_t val;
30};
31
32extern struct ppc_emulated {
33#ifdef CONFIG_ALTIVEC
34	struct ppc_emulated_entry altivec;
35#endif
36	struct ppc_emulated_entry dcba;
37	struct ppc_emulated_entry dcbz;
38	struct ppc_emulated_entry fp_pair;
39	struct ppc_emulated_entry isel;
40	struct ppc_emulated_entry mcrxr;
41	struct ppc_emulated_entry mfpvr;
42	struct ppc_emulated_entry multiple;
43	struct ppc_emulated_entry popcntb;
44	struct ppc_emulated_entry spe;
45	struct ppc_emulated_entry string;
46	struct ppc_emulated_entry sync;
47	struct ppc_emulated_entry unaligned;
48#ifdef CONFIG_MATH_EMULATION
49	struct ppc_emulated_entry math;
50#endif
51#ifdef CONFIG_VSX
52	struct ppc_emulated_entry vsx;
53#endif
54#ifdef CONFIG_PPC64
55	struct ppc_emulated_entry mfdscr;
56	struct ppc_emulated_entry mtdscr;
57	struct ppc_emulated_entry lq_stq;
 
 
 
 
58#endif
59} ppc_emulated;
60
61extern u32 ppc_warn_emulated;
62
63extern void ppc_warn_emulated_print(const char *type);
64
65#define __PPC_WARN_EMULATED(type)					 \
66	do {								 \
67		atomic_inc(&ppc_emulated.type.val);			 \
68		if (ppc_warn_emulated)					 \
69			ppc_warn_emulated_print(ppc_emulated.type.name); \
70	} while (0)
71
72#else /* !CONFIG_PPC_EMULATED_STATS */
73
74#define __PPC_WARN_EMULATED(type)	do { } while (0)
75
76#endif /* !CONFIG_PPC_EMULATED_STATS */
77
78#define PPC_WARN_EMULATED(type, regs)					\
79	do {								\
80		perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS,		\
81			1, regs, 0);					\
82		__PPC_WARN_EMULATED(type);				\
83	} while (0)
84
85#define PPC_WARN_ALIGNMENT(type, regs)					\
86	do {								\
87		perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS,		\
88			1, regs, regs->dar);				\
89		__PPC_WARN_EMULATED(type);				\
90	} while (0)
91
92#endif /* _ASM_POWERPC_EMULATED_OPS_H */