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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 | ||
21 | #include <asm/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; | |
46 | struct ppc_emulated_entry unaligned; | |
47 | #ifdef CONFIG_MATH_EMULATION | |
48 | struct ppc_emulated_entry math; | |
49 | #elif defined(CONFIG_8XX_MINIMAL_FPEMU) | |
50 | struct ppc_emulated_entry 8xx; | |
51 | #endif | |
52 | #ifdef CONFIG_VSX | |
53 | struct ppc_emulated_entry vsx; | |
54 | #endif | |
55 | } ppc_emulated; | |
56 | ||
57 | extern u32 ppc_warn_emulated; | |
58 | ||
59 | extern void ppc_warn_emulated_print(const char *type); | |
60 | ||
eecff81d | 61 | #define __PPC_WARN_EMULATED(type) \ |
80947e7c GU |
62 | do { \ |
63 | atomic_inc(&ppc_emulated.type.val); \ | |
64 | if (ppc_warn_emulated) \ | |
65 | ppc_warn_emulated_print(ppc_emulated.type.name); \ | |
66 | } while (0) | |
67 | ||
68 | #else /* !CONFIG_PPC_EMULATED_STATS */ | |
69 | ||
eecff81d | 70 | #define __PPC_WARN_EMULATED(type) do { } while (0) |
80947e7c GU |
71 | |
72 | #endif /* !CONFIG_PPC_EMULATED_STATS */ | |
73 | ||
196f02bf AB |
74 | #define PPC_WARN_EMULATED(type, regs) \ |
75 | do { \ | |
76 | perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, \ | |
77 | 1, 0, regs, 0); \ | |
78 | __PPC_WARN_EMULATED(type); \ | |
79 | } while (0) | |
80 | ||
81 | #define PPC_WARN_ALIGNMENT(type, regs) \ | |
82 | do { \ | |
83 | perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, \ | |
84 | 1, 0, regs, regs->dar); \ | |
85 | __PPC_WARN_EMULATED(type); \ | |
86 | } while (0) | |
eecff81d | 87 | |
80947e7c | 88 | #endif /* _ASM_POWERPC_EMULATED_OPS_H */ |