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2b72c9e3 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
80947e7c GU |
2 | /* |
3 | * Copyright 2007 Sony Corporation | |
80947e7c GU |
4 | */ |
5 | ||
6 | #ifndef _ASM_POWERPC_EMULATED_OPS_H | |
7 | #define _ASM_POWERPC_EMULATED_OPS_H | |
8 | ||
60063497 | 9 | #include <linux/atomic.h> |
196f02bf | 10 | #include <linux/perf_event.h> |
80947e7c GU |
11 | |
12 | ||
13 | #ifdef CONFIG_PPC_EMULATED_STATS | |
14 | ||
15 | struct ppc_emulated_entry { | |
16 | const char *name; | |
17 | atomic_t val; | |
18 | }; | |
19 | ||
20 | extern 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; | |
a3821b2a | 34 | struct ppc_emulated_entry sync; |
80947e7c GU |
35 | struct ppc_emulated_entry unaligned; |
36 | #ifdef CONFIG_MATH_EMULATION | |
37 | struct ppc_emulated_entry math; | |
80947e7c GU |
38 | #endif |
39 | #ifdef CONFIG_VSX | |
40 | struct ppc_emulated_entry vsx; | |
41 | #endif | |
efcac658 AK |
42 | #ifdef CONFIG_PPC64 |
43 | struct ppc_emulated_entry mfdscr; | |
44 | struct ppc_emulated_entry mtdscr; | |
f83319d7 | 45 | struct ppc_emulated_entry lq_stq; |
5080332c MN |
46 | struct ppc_emulated_entry lxvw4x; |
47 | struct ppc_emulated_entry lxvh8x; | |
48 | struct ppc_emulated_entry lxvd2x; | |
49 | struct ppc_emulated_entry lxvb16x; | |
efcac658 | 50 | #endif |
80947e7c GU |
51 | } ppc_emulated; |
52 | ||
53 | extern u32 ppc_warn_emulated; | |
54 | ||
55 | extern void ppc_warn_emulated_print(const char *type); | |
56 | ||
eecff81d | 57 | #define __PPC_WARN_EMULATED(type) \ |
80947e7c GU |
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 | ||
eecff81d | 66 | #define __PPC_WARN_EMULATED(type) do { } while (0) |
80947e7c GU |
67 | |
68 | #endif /* !CONFIG_PPC_EMULATED_STATS */ | |
69 | ||
196f02bf AB |
70 | #define PPC_WARN_EMULATED(type, regs) \ |
71 | do { \ | |
72 | perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, \ | |
a8b0ca17 | 73 | 1, regs, 0); \ |
196f02bf AB |
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, \ | |
a8b0ca17 | 80 | 1, regs, regs->dar); \ |
196f02bf AB |
81 | __PPC_WARN_EMULATED(type); \ |
82 | } while (0) | |
eecff81d | 83 | |
80947e7c | 84 | #endif /* _ASM_POWERPC_EMULATED_OPS_H */ |