From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48687) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fYFCI-0007Kz-Q9 for qemu-devel@nongnu.org; Wed, 27 Jun 2018 14:29:49 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fYFCG-0000nf-Hy for qemu-devel@nongnu.org; Wed, 27 Jun 2018 14:29:42 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:47457 helo=mail.rt-rk.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fYFCG-0000km-B2 for qemu-devel@nongnu.org; Wed, 27 Jun 2018 14:29:40 -0400 From: Aleksandar Markovic Date: Wed, 27 Jun 2018 20:29:05 +0200 Message-Id: <1530124149-3900-6-git-send-email-aleksandar.markovic@rt-rk.com> In-Reply-To: <1530124149-3900-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1530124149-3900-1-git-send-email-aleksandar.markovic@rt-rk.com> Subject: [Qemu-devel] [PULL v2 5/9] target/mips: Raise a RI when given fs is n/a from CTC1 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org From: Yongbok Kim Fix to raise a Reserved Instruction exception when given fs is not available from CTC1. Signed-off-by: Yongbok Kim Reviewed-by: Aleksandar Markovic Signed-off-by: Aleksandar Markovic --- target/mips/op_helper.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/target/mips/op_helper.c b/target/mips/op_helper.c index 9025f42..41d3634 100644 --- a/target/mips/op_helper.c +++ b/target/mips/op_helper.c @@ -2627,6 +2627,9 @@ void helper_ctc1(CPUMIPSState *env, target_ulong arg1, uint32_t fs, uint32_t rt) (env->active_fpu.fcr31 & ~(env->active_fpu.fcr31_rw_bitmask)); break; default: + if (env->insn_flags & ISA_MIPS32R6) { + do_raise_exception(env, EXCP_RI, GETPC()); + } return; } restore_fp_status(env); -- 2.7.4