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target/sparc: Set fault address in sparc_cpu_do_unaligned_access

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We ought to have been recording the virtual address for reporting
to the guest trap handler.  Move the function to mmu_helper.c, so
that we can re-use code shared with get_physical_address_data.

Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-07-23 13:55:05 -10:00
parent c0e0c6fe01
commit aebe51538b
2 changed files with 20 additions and 13 deletions
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13
target/sparc/ldst_helper.c
View file

@ -1953,16 +1953,3 @@ void sparc_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr,
is_asi, size, retaddr);
}
#endif
#if !defined(CONFIG_USER_ONLY)
void QEMU_NORETURN sparc_cpu_do_unaligned_access(CPUState *cs, vaddr addr,
MMUAccessType access_type,
int mmu_idx,
uintptr_t retaddr)
{
SPARCCPU *cpu = SPARC_CPU(cs);
CPUSPARCState *env = &cpu->env;
cpu_raise_exception_ra(env, TT_UNALIGNED, retaddr);
}
#endif

20
target/sparc/mmu_helper.c
View file

@ -922,3 +922,23 @@ hwaddr sparc_cpu_get_phys_page_debug(CPUState *cs, vaddr addr)
}
return phys_addr;
}
#ifndef CONFIG_USER_ONLY
void QEMU_NORETURN sparc_cpu_do_unaligned_access(CPUState *cs, vaddr addr,
MMUAccessType access_type,
int mmu_idx,
uintptr_t retaddr)
{
SPARCCPU *cpu = SPARC_CPU(cs);
CPUSPARCState *env = &cpu->env;
#ifdef TARGET_SPARC64
env->dmmu.sfsr = build_sfsr(env, mmu_idx, access_type);
env->dmmu.sfar = addr;
#else
env->mmuregs[4] = addr;
#endif
cpu_raise_exception_ra(env, TT_UNALIGNED, retaddr);
}
#endif /* !CONFIG_USER_ONLY */