From b06c0618c08c96d045c99b1bc21b6ce8fbee9581 Mon Sep 17 00:00:00 2001 From: Sven Schnelle Date: Mon, 11 Mar 2019 20:15:56 +0100 Subject: [PATCH] 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 Message-Id: <20190311191602.25796-6-svens@stackframe.org> Reviewed-by: Richard Henderson Signed-off-by: Richard Henderson --- target/hppa/op_helper.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/target/hppa/op_helper.c b/target/hppa/op_helper.c index a05681d480..a55a5dfc02 100644 --- a/target/hppa/op_helper.c +++ b/target/hppa/op_helper.c @@ -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];