From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41405) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cgzVo-0005ZE-Ri for qemu-devel@nongnu.org; Thu, 23 Feb 2017 14:57:16 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cgzVl-0001nI-2F for qemu-devel@nongnu.org; Thu, 23 Feb 2017 14:57:12 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:54421) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cgzVk-0001m4-O0 for qemu-devel@nongnu.org; Thu, 23 Feb 2017 14:57:08 -0500 Received: from pps.filterd (m0098394.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v1NJs1NE061764 for ; Thu, 23 Feb 2017 14:57:07 -0500 Received: from e28smtp02.in.ibm.com (e28smtp02.in.ibm.com [125.16.236.2]) by mx0a-001b2d01.pphosted.com with ESMTP id 28t5wb181e-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 23 Feb 2017 14:57:07 -0500 Received: from localhost by e28smtp02.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 24 Feb 2017 01:27:04 +0530 From: Nikunj A Dadhania Date: Fri, 24 Feb 2017 01:26:35 +0530 In-Reply-To: <1487879800-12352-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1487879800-12352-1-git-send-email-nikunj@linux.vnet.ibm.com> Message-Id: <1487879800-12352-11-git-send-email-nikunj@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH v4 10/15] target/ppc: add gen_op_update_ov_isa300() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Cc: qemu-devel@nongnu.org, bharata@linux.vnet.ibm.com, nikunj@linux.vnet.ibm.com Introduce routine to update OV and OV32 in case it is POWER9 and above. Signed-off-by: Nikunj A Dadhania --- target/ppc/translate.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index 143b595..ea0a356 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -833,6 +833,31 @@ static inline void gen_op_update_ov_legacy(TCGv ov) tcg_temp_free(zero); } +static inline void gen_op_update_ov_isa300(TCGv ov, TCGv ov32) +{ + TCGv t1 = tcg_temp_new(); + TCGv t2 = tcg_temp_new(); + tcg_gen_movi_tl(t1, XER_OV | XER_OV32); + tcg_gen_andc_tl(cpu_xer, cpu_xer, t1); + tcg_gen_shli_tl(t1, ov, XER_OV_BIT); + tcg_gen_shli_tl(t2, ov, XER_SO_BIT); + tcg_gen_or_tl(t1, t1, t2); + tcg_gen_shli_tl(t2, ov32, XER_OV32_BIT); + tcg_gen_or_tl(t1, t1, t2); + tcg_gen_or_tl(cpu_xer, cpu_xer, t1); + tcg_temp_free(t1); + tcg_temp_free(t2); +} + +static inline void gen_op_update_ov(DisasContext *ctx, TCGv ov, TCGv ov32) +{ + if (is_isa300(ctx)) { + gen_op_update_ov_isa300(ov, ov32); + } else { + gen_op_update_ov_legacy(ov); + } +} + /* Sub functions with one operand and one immediate */ #define GEN_UPDATE_OV(name, const_val) \ static void glue(gen_op_, name)(void) \ -- 2.7.4