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target/hppa: remove PSW I/R/Q bit check 

HP ODE use rfi to set the Q bit, and i don't see anything in the
documentation that this is forbidden. So remove it.

Signed-off-by: Sven Schnelle <svens@stackframe.org>
Message-Id: <20190311191602.25796-6-svens@stackframe.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Sven Schnelle 2019-03-11 20:15:56 +01:00 committed by Richard Henderson
parent 23c3d569f4
commit b06c0618c0
1 changed files with 0 additions and 5 deletions
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5
target/hppa/op_helper.c
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@ -678,11 +678,6 @@ target_ureg HELPER(swap_system_mask)(CPUHPPAState *env, target_ureg nsm)
void HELPER(rfi)(CPUHPPAState *env)
{
/* ??? On second reading this condition simply seems
to be undefined rather than a diagnosed trap. */
if (env->psw & (PSW_I | PSW_R | PSW_Q)) {
helper_excp(env, EXCP_ILL);
}
env->iasq_f = (uint64_t)env->cr[CR_IIASQ] << 32;
env->iasq_b = (uint64_t)env->cr_back[0] << 32;
env->iaoq_f = env->cr[CR_IIAOQ];