162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Copyright 2007 Sony Corporation 462306a36Sopenharmony_ci */ 562306a36Sopenharmony_ci 662306a36Sopenharmony_ci#ifndef _ASM_POWERPC_EMULATED_OPS_H 762306a36Sopenharmony_ci#define _ASM_POWERPC_EMULATED_OPS_H 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci#include <linux/atomic.h> 1062306a36Sopenharmony_ci#include <linux/perf_event.h> 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_ci#ifdef CONFIG_PPC_EMULATED_STATS 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_cistruct ppc_emulated_entry { 1662306a36Sopenharmony_ci const char *name; 1762306a36Sopenharmony_ci atomic_t val; 1862306a36Sopenharmony_ci}; 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ciextern struct ppc_emulated { 2162306a36Sopenharmony_ci#ifdef CONFIG_ALTIVEC 2262306a36Sopenharmony_ci struct ppc_emulated_entry altivec; 2362306a36Sopenharmony_ci#endif 2462306a36Sopenharmony_ci struct ppc_emulated_entry dcba; 2562306a36Sopenharmony_ci struct ppc_emulated_entry dcbz; 2662306a36Sopenharmony_ci struct ppc_emulated_entry fp_pair; 2762306a36Sopenharmony_ci struct ppc_emulated_entry isel; 2862306a36Sopenharmony_ci struct ppc_emulated_entry mcrxr; 2962306a36Sopenharmony_ci struct ppc_emulated_entry mfpvr; 3062306a36Sopenharmony_ci struct ppc_emulated_entry multiple; 3162306a36Sopenharmony_ci struct ppc_emulated_entry popcntb; 3262306a36Sopenharmony_ci struct ppc_emulated_entry spe; 3362306a36Sopenharmony_ci struct ppc_emulated_entry string; 3462306a36Sopenharmony_ci struct ppc_emulated_entry sync; 3562306a36Sopenharmony_ci struct ppc_emulated_entry unaligned; 3662306a36Sopenharmony_ci#ifdef CONFIG_MATH_EMULATION 3762306a36Sopenharmony_ci struct ppc_emulated_entry math; 3862306a36Sopenharmony_ci#endif 3962306a36Sopenharmony_ci#ifdef CONFIG_VSX 4062306a36Sopenharmony_ci struct ppc_emulated_entry vsx; 4162306a36Sopenharmony_ci#endif 4262306a36Sopenharmony_ci#ifdef CONFIG_PPC64 4362306a36Sopenharmony_ci struct ppc_emulated_entry mfdscr; 4462306a36Sopenharmony_ci struct ppc_emulated_entry mtdscr; 4562306a36Sopenharmony_ci struct ppc_emulated_entry lq_stq; 4662306a36Sopenharmony_ci struct ppc_emulated_entry lxvw4x; 4762306a36Sopenharmony_ci struct ppc_emulated_entry lxvh8x; 4862306a36Sopenharmony_ci struct ppc_emulated_entry lxvd2x; 4962306a36Sopenharmony_ci struct ppc_emulated_entry lxvb16x; 5062306a36Sopenharmony_ci#endif 5162306a36Sopenharmony_ci} ppc_emulated; 5262306a36Sopenharmony_ci 5362306a36Sopenharmony_ciextern u32 ppc_warn_emulated; 5462306a36Sopenharmony_ci 5562306a36Sopenharmony_ciextern void ppc_warn_emulated_print(const char *type); 5662306a36Sopenharmony_ci 5762306a36Sopenharmony_ci#define __PPC_WARN_EMULATED(type) \ 5862306a36Sopenharmony_ci do { \ 5962306a36Sopenharmony_ci atomic_inc(&ppc_emulated.type.val); \ 6062306a36Sopenharmony_ci if (ppc_warn_emulated) \ 6162306a36Sopenharmony_ci ppc_warn_emulated_print(ppc_emulated.type.name); \ 6262306a36Sopenharmony_ci } while (0) 6362306a36Sopenharmony_ci 6462306a36Sopenharmony_ci#else /* !CONFIG_PPC_EMULATED_STATS */ 6562306a36Sopenharmony_ci 6662306a36Sopenharmony_ci#define __PPC_WARN_EMULATED(type) do { } while (0) 6762306a36Sopenharmony_ci 6862306a36Sopenharmony_ci#endif /* !CONFIG_PPC_EMULATED_STATS */ 6962306a36Sopenharmony_ci 7062306a36Sopenharmony_ci#define PPC_WARN_EMULATED(type, regs) \ 7162306a36Sopenharmony_ci do { \ 7262306a36Sopenharmony_ci perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, \ 7362306a36Sopenharmony_ci 1, regs, 0); \ 7462306a36Sopenharmony_ci __PPC_WARN_EMULATED(type); \ 7562306a36Sopenharmony_ci } while (0) 7662306a36Sopenharmony_ci 7762306a36Sopenharmony_ci#define PPC_WARN_ALIGNMENT(type, regs) \ 7862306a36Sopenharmony_ci do { \ 7962306a36Sopenharmony_ci perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, \ 8062306a36Sopenharmony_ci 1, regs, regs->dar); \ 8162306a36Sopenharmony_ci __PPC_WARN_EMULATED(type); \ 8262306a36Sopenharmony_ci } while (0) 8362306a36Sopenharmony_ci 8462306a36Sopenharmony_ci#endif /* _ASM_POWERPC_EMULATED_OPS_H */ 85