From 6489dd250a4d6e86ecbb4badf82cc102afe26f33 Mon Sep 17 00:00:00 2001 From: Leon Alrae Date: Mon, 26 Jan 2015 16:06:43 +0000 Subject: target-mips: ll and lld cause AdEL exception for unaligned address Signed-off-by: Leon Alrae Reviewed-by: Maciej W. Rozycki --- target-mips/op_helper.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'target-mips/op_helper.c') diff --git a/target-mips/op_helper.c b/target-mips/op_helper.c index ea7d95f36c..73a8e458fc 100644 --- a/target-mips/op_helper.c +++ b/target-mips/op_helper.c @@ -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 -- cgit v1.2.3