18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Copyright 2007 Sony Corporation 48c2ecf20Sopenharmony_ci */ 58c2ecf20Sopenharmony_ci 68c2ecf20Sopenharmony_ci#ifndef _ASM_POWERPC_EMULATED_OPS_H 78c2ecf20Sopenharmony_ci#define _ASM_POWERPC_EMULATED_OPS_H 88c2ecf20Sopenharmony_ci 98c2ecf20Sopenharmony_ci#include <linux/atomic.h> 108c2ecf20Sopenharmony_ci#include <linux/perf_event.h> 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ci#ifdef CONFIG_PPC_EMULATED_STATS 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_cistruct ppc_emulated_entry { 168c2ecf20Sopenharmony_ci const char *name; 178c2ecf20Sopenharmony_ci atomic_t val; 188c2ecf20Sopenharmony_ci}; 198c2ecf20Sopenharmony_ci 208c2ecf20Sopenharmony_ciextern struct ppc_emulated { 218c2ecf20Sopenharmony_ci#ifdef CONFIG_ALTIVEC 228c2ecf20Sopenharmony_ci struct ppc_emulated_entry altivec; 238c2ecf20Sopenharmony_ci#endif 248c2ecf20Sopenharmony_ci struct ppc_emulated_entry dcba; 258c2ecf20Sopenharmony_ci struct ppc_emulated_entry dcbz; 268c2ecf20Sopenharmony_ci struct ppc_emulated_entry fp_pair; 278c2ecf20Sopenharmony_ci struct ppc_emulated_entry isel; 288c2ecf20Sopenharmony_ci struct ppc_emulated_entry mcrxr; 298c2ecf20Sopenharmony_ci struct ppc_emulated_entry mfpvr; 308c2ecf20Sopenharmony_ci struct ppc_emulated_entry multiple; 318c2ecf20Sopenharmony_ci struct ppc_emulated_entry popcntb; 328c2ecf20Sopenharmony_ci struct ppc_emulated_entry spe; 338c2ecf20Sopenharmony_ci struct ppc_emulated_entry string; 348c2ecf20Sopenharmony_ci struct ppc_emulated_entry sync; 358c2ecf20Sopenharmony_ci struct ppc_emulated_entry unaligned; 368c2ecf20Sopenharmony_ci#ifdef CONFIG_MATH_EMULATION 378c2ecf20Sopenharmony_ci struct ppc_emulated_entry math; 388c2ecf20Sopenharmony_ci#endif 398c2ecf20Sopenharmony_ci#ifdef CONFIG_VSX 408c2ecf20Sopenharmony_ci struct ppc_emulated_entry vsx; 418c2ecf20Sopenharmony_ci#endif 428c2ecf20Sopenharmony_ci#ifdef CONFIG_PPC64 438c2ecf20Sopenharmony_ci struct ppc_emulated_entry mfdscr; 448c2ecf20Sopenharmony_ci struct ppc_emulated_entry mtdscr; 458c2ecf20Sopenharmony_ci struct ppc_emulated_entry lq_stq; 468c2ecf20Sopenharmony_ci struct ppc_emulated_entry lxvw4x; 478c2ecf20Sopenharmony_ci struct ppc_emulated_entry lxvh8x; 488c2ecf20Sopenharmony_ci struct ppc_emulated_entry lxvd2x; 498c2ecf20Sopenharmony_ci struct ppc_emulated_entry lxvb16x; 508c2ecf20Sopenharmony_ci#endif 518c2ecf20Sopenharmony_ci} ppc_emulated; 528c2ecf20Sopenharmony_ci 538c2ecf20Sopenharmony_ciextern u32 ppc_warn_emulated; 548c2ecf20Sopenharmony_ci 558c2ecf20Sopenharmony_ciextern void ppc_warn_emulated_print(const char *type); 568c2ecf20Sopenharmony_ci 578c2ecf20Sopenharmony_ci#define __PPC_WARN_EMULATED(type) \ 588c2ecf20Sopenharmony_ci do { \ 598c2ecf20Sopenharmony_ci atomic_inc(&ppc_emulated.type.val); \ 608c2ecf20Sopenharmony_ci if (ppc_warn_emulated) \ 618c2ecf20Sopenharmony_ci ppc_warn_emulated_print(ppc_emulated.type.name); \ 628c2ecf20Sopenharmony_ci } while (0) 638c2ecf20Sopenharmony_ci 648c2ecf20Sopenharmony_ci#else /* !CONFIG_PPC_EMULATED_STATS */ 658c2ecf20Sopenharmony_ci 668c2ecf20Sopenharmony_ci#define __PPC_WARN_EMULATED(type) do { } while (0) 678c2ecf20Sopenharmony_ci 688c2ecf20Sopenharmony_ci#endif /* !CONFIG_PPC_EMULATED_STATS */ 698c2ecf20Sopenharmony_ci 708c2ecf20Sopenharmony_ci#define PPC_WARN_EMULATED(type, regs) \ 718c2ecf20Sopenharmony_ci do { \ 728c2ecf20Sopenharmony_ci perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, \ 738c2ecf20Sopenharmony_ci 1, regs, 0); \ 748c2ecf20Sopenharmony_ci __PPC_WARN_EMULATED(type); \ 758c2ecf20Sopenharmony_ci } while (0) 768c2ecf20Sopenharmony_ci 778c2ecf20Sopenharmony_ci#define PPC_WARN_ALIGNMENT(type, regs) \ 788c2ecf20Sopenharmony_ci do { \ 798c2ecf20Sopenharmony_ci perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, \ 808c2ecf20Sopenharmony_ci 1, regs, regs->dar); \ 818c2ecf20Sopenharmony_ci __PPC_WARN_EMULATED(type); \ 828c2ecf20Sopenharmony_ci } while (0) 838c2ecf20Sopenharmony_ci 848c2ecf20Sopenharmony_ci#endif /* _ASM_POWERPC_EMULATED_OPS_H */ 85