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