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Violators will be prosecuted; Sat, 23 Jul 2016 18:45:30 +1000 X-IBM-Helo: d23dlp02.au.ibm.com X-IBM-MailFrom: nikunj@linux.vnet.ibm.com X-IBM-RcptTo: qemu-devel@nongnu.org;qemu-ppc@nongnu.org Received: from d23relay08.au.ibm.com (d23relay08.au.ibm.com [9.185.71.33]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id 1495F2BB0045; Sat, 23 Jul 2016 18:45:30 +1000 (EST) Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.235.138]) by d23relay08.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u6N8jUns20185232; Sat, 23 Jul 2016 18:45:30 +1000 Received: from d23av02.au.ibm.com (localhost [127.0.0.1]) by d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u6N8jTOr031028; Sat, 23 Jul 2016 18:45:29 +1000 Received: from abhimanyu.in.ibm.com ([9.84.218.209]) by d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id u6N8irYr030111; Sat, 23 Jul 2016 18:45:26 +1000 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Sat, 23 Jul 2016 14:14:47 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1469263490-19130-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1469263490-19130-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16072308-0012-0000-0000-000001AE94D0 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16072308-0013-0000-0000-000005A15DEF Message-Id: <1469263490-19130-11-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-07-23_04:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=2 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1604210000 definitions=main-1607230102 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [RFC v2 10/13] target-ppc: add setb instruction X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: aneesh.kumar@linux.vnet.ibm.com, Vivek Andrew Sha , qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Vivek Andrew Sha The CR number is provided in the opcode as - BFA (11:13) Returns: -1 if bit 0 of CR field is set 1 if bit 1 of CR field is set 0 otherwise. Signed-off-by: Vivek Andrew Sha [ reworded commit, used 32bit ops as crf is 32bits ] Signed-off-by: Nikunj A Dadhania Reviewed-by: Richard Henderson --- target-ppc/translate.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 0d999d4..ba40fe8 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -4804,6 +4804,27 @@ static void gen_mtspr(DisasContext *ctx) } } +#if defined(TARGET_PPC64) +/* setb */ +static void gen_setb(DisasContext *ctx) +{ + TCGv_i32 t0 = tcg_temp_new_i32(); + TCGv_i32 t8 = tcg_temp_new_i32(); + TCGv_i32 tm1 = tcg_temp_new_i32(); + int crf = crfS(ctx->opcode); + + tcg_gen_setcondi_i32(TCG_COND_GEU, t0, cpu_crf[crf], 4); + tcg_gen_movi_i32(t8, 8); + tcg_gen_movi_i32(tm1, -1); + tcg_gen_movcond_i32(TCG_COND_GEU, t0, cpu_crf[crf], t8, tm1, t0); + tcg_gen_ext_i32_tl(cpu_gpr[rD(ctx->opcode)], t0); + + tcg_temp_free_i32(t0); + tcg_temp_free_i32(t8); + tcg_temp_free_i32(tm1); +} +#endif + /*** Cache management ***/ /* dcbf */ @@ -10122,6 +10143,7 @@ GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB), GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC), #if defined(TARGET_PPC64) GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B), +GEN_HANDLER_E(setb, 0x1F, 0x00, 0x04, 0x0003F801, PPC_NONE, PPC2_ISA300), #endif GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001EF801, PPC_MISC), GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000000, PPC_MISC),