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80947e7c GU |
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 | ||
60063497 | 21 | #include <linux/atomic.h> |
196f02bf | 22 | #include <linux/perf_event.h> |
80947e7c GU |
23 | |
24 | ||
25 | #ifdef CONFIG_PPC_EMULATED_STATS | |
26 | ||
27 | struct ppc_emulated_entry { | |
28 | const char *name; | |
29 | atomic_t val; | |
30 | }; | |
31 | ||
32 | extern 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; | |
a3821b2a | 46 | struct ppc_emulated_entry sync; |
80947e7c GU |
47 | struct ppc_emulated_entry unaligned; |
48 | #ifdef CONFIG_MATH_EMULATION | |
49 | struct ppc_emulated_entry math; | |
80947e7c GU |
50 | #endif |
51 | #ifdef CONFIG_VSX | |
52 | struct ppc_emulated_entry vsx; | |
53 | #endif | |
efcac658 AK |
54 | #ifdef CONFIG_PPC64 |
55 | struct ppc_emulated_entry mfdscr; | |
56 | struct ppc_emulated_entry mtdscr; | |
f83319d7 | 57 | struct ppc_emulated_entry lq_stq; |
5080332c MN |
58 | struct ppc_emulated_entry lxvw4x; |
59 | struct ppc_emulated_entry lxvh8x; | |
60 | struct ppc_emulated_entry lxvd2x; | |
61 | struct ppc_emulated_entry lxvb16x; | |
efcac658 | 62 | #endif |
80947e7c GU |
63 | } ppc_emulated; |
64 | ||
65 | extern u32 ppc_warn_emulated; | |
66 | ||
67 | extern void ppc_warn_emulated_print(const char *type); | |
68 | ||
eecff81d | 69 | #define __PPC_WARN_EMULATED(type) \ |
80947e7c GU |
70 | do { \ |
71 | atomic_inc(&ppc_emulated.type.val); \ | |
72 | if (ppc_warn_emulated) \ | |
73 | ppc_warn_emulated_print(ppc_emulated.type.name); \ | |
74 | } while (0) | |
75 | ||
76 | #else /* !CONFIG_PPC_EMULATED_STATS */ | |
77 | ||
eecff81d | 78 | #define __PPC_WARN_EMULATED(type) do { } while (0) |
80947e7c GU |
79 | |
80 | #endif /* !CONFIG_PPC_EMULATED_STATS */ | |
81 | ||
196f02bf AB |
82 | #define PPC_WARN_EMULATED(type, regs) \ |
83 | do { \ | |
84 | perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, \ | |
a8b0ca17 | 85 | 1, regs, 0); \ |
196f02bf AB |
86 | __PPC_WARN_EMULATED(type); \ |
87 | } while (0) | |
88 | ||
89 | #define PPC_WARN_ALIGNMENT(type, regs) \ | |
90 | do { \ | |
91 | perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, \ | |
a8b0ca17 | 92 | 1, regs, regs->dar); \ |
196f02bf AB |
93 | __PPC_WARN_EMULATED(type); \ |
94 | } while (0) | |
eecff81d | 95 | |
80947e7c | 96 | #endif /* _ASM_POWERPC_EMULATED_OPS_H */ |