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target-mips: ll and lld cause AdEL exception for unaligned address 

Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
Reviewed-by: Maciej W. Rozycki <macro@linux-mips.org>
This commit is contained in:
Leon Alrae 2015-01-26 16:06:43 +00:00
parent fe2372910a
commit 6489dd250a
1 changed files with 7 additions and 3 deletions
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10
target-mips/op_helper.c
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@ -304,16 +304,20 @@ static inline hwaddr do_translate_address(CPUMIPSState *env,
}
}
#define HELPER_LD_ATOMIC(name, insn) \
#define HELPER_LD_ATOMIC(name, insn, almask) \
target_ulong helper_##name(CPUMIPSState *env, target_ulong arg, int mem_idx) \
{ \
if (arg & almask) { \
env->CP0_BadVAddr = arg; \
helper_raise_exception(env, EXCP_AdEL); \
} \
env->lladdr = do_translate_address(env, arg, 0); \
env->llval = do_##insn(env, arg, mem_idx); \
return env->llval; \
}
HELPER_LD_ATOMIC(ll, lw)
HELPER_LD_ATOMIC(ll, lw, 0x3)
#ifdef TARGET_MIPS64
HELPER_LD_ATOMIC(lld, ld)
HELPER_LD_ATOMIC(lld, ld, 0x7)
#endif
#undef HELPER_LD_ATOMIC