The fallback code in cpu_loop_exit_sigsegv is sufficient for mips linux-user. This means we can remove tcg/user/tlb_helper.c entirely. Remove the code from cpu_loop that raised SIGSEGV. Reviewed-by: Warner Losh <imp@bsdimp.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
/*
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* MIPS internal definitions and helpers (TCG accelerator)
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef MIPS_TCG_INTERNAL_H
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#define MIPS_TCG_INTERNAL_H
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#include "tcg/tcg.h"
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#include "exec/memattrs.h"
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#include "hw/core/cpu.h"
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#include "cpu.h"
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void mips_tcg_init(void);
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void mips_cpu_synchronize_from_tb(CPUState *cs, const TranslationBlock *tb);
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void mips_cpu_do_unaligned_access(CPUState *cpu, vaddr addr,
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MMUAccessType access_type, int mmu_idx,
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uintptr_t retaddr) QEMU_NORETURN;
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const char *mips_exception_name(int32_t exception);
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void QEMU_NORETURN do_raise_exception_err(CPUMIPSState *env, uint32_t exception,
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int error_code, uintptr_t pc);
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static inline void QEMU_NORETURN do_raise_exception(CPUMIPSState *env,
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uint32_t exception,
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uintptr_t pc)
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{
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do_raise_exception_err(env, exception, 0, pc);
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}
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#if !defined(CONFIG_USER_ONLY)
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void mips_cpu_do_interrupt(CPUState *cpu);
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bool mips_cpu_exec_interrupt(CPUState *cpu, int int_req);
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void mmu_init(CPUMIPSState *env, const mips_def_t *def);
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void update_pagemask(CPUMIPSState *env, target_ulong arg1, int32_t *pagemask);
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void r4k_invalidate_tlb(CPUMIPSState *env, int idx, int use_extra);
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uint32_t cpu_mips_get_random(CPUMIPSState *env);
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bool mips_io_recompile_replay_branch(CPUState *cs, const TranslationBlock *tb);
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hwaddr cpu_mips_translate_address(CPUMIPSState *env, target_ulong address,
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MMUAccessType access_type, uintptr_t retaddr);
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void mips_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr,
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vaddr addr, unsigned size,
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MMUAccessType access_type,
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int mmu_idx, MemTxAttrs attrs,
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MemTxResult response, uintptr_t retaddr);
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void cpu_mips_tlb_flush(CPUMIPSState *env);
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bool mips_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
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MMUAccessType access_type, int mmu_idx,
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bool probe, uintptr_t retaddr);
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#endif /* !CONFIG_USER_ONLY */
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#endif
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