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Violators will be prosecuted; Sat, 23 Jul 2016 18:45:17 +1000 X-IBM-Helo: d23dlp03.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 d23dlp03.au.ibm.com (Postfix) with ESMTP id 9986A3578053; Sat, 23 Jul 2016 18:45:16 +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 u6N8jGcT17825992; Sat, 23 Jul 2016 18:45:16 +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 u6N8jGC2030772; Sat, 23 Jul 2016 18:45:16 +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 u6N8irYn030111; Sat, 23 Jul 2016 18:45:13 +1000 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Sat, 23 Jul 2016 14:14:43 +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: 16072308-0016-0000-0000-000001B555E0 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16072308-0017-0000-0000-0000050F0B95 Message-Id: <1469263490-19130-7-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=0 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: 148.163.156.1 Subject: [Qemu-devel] [RFC v2 06/13] target-ppc: add modulo dword operations 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, 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 Adding following instructions for ISA3.0 support modud: Modulo Unsigned Dword modsd: Modulo Signed Dword Signed-off-by: Nikunj A Dadhania --- target-ppc/helper.h | 2 ++ target-ppc/int_helper.c | 16 ++++++++++++++++ target-ppc/translate.c | 15 +++++++++++++++ 3 files changed, 33 insertions(+) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 76072fd..26a0930 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -45,6 +45,8 @@ DEF_HELPER_FLAGS_2(modsw, TCG_CALL_NO_RWG_SE, i32, i32, i32) DEF_HELPER_FLAGS_2(moduw, TCG_CALL_NO_RWG_SE, i32, i32, i32) DEF_HELPER_3(sraw, tl, env, tl, tl) #if defined(TARGET_PPC64) +DEF_HELPER_FLAGS_2(modsd, TCG_CALL_NO_RWG_SE, i64, i64, i64) +DEF_HELPER_FLAGS_2(modud, TCG_CALL_NO_RWG_SE, i64, i64, i64) DEF_HELPER_FLAGS_1(cntlzd, TCG_CALL_NO_RWG_SE, tl, tl) DEF_HELPER_FLAGS_1(popcntd, TCG_CALL_NO_RWG_SE, tl, tl) DEF_HELPER_FLAGS_2(bpermd, TCG_CALL_NO_RWG_SE, i64, i64, i64) diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c index 631e0b4..e95572b 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -161,6 +161,22 @@ target_ulong helper_cntlzw(target_ulong t) } #if defined(TARGET_PPC64) +uint64_t helper_modsd(uint64_t rau, uint64_t rbu) +{ + int64_t ra = (int64_t)rau; + int64_t rb = (int64_t)rbu; + + if ((rb == 0) || (ra == INT32_MIN && rb == -1)) { + return 0; + } + return ra % rb; +} + +uint64_t helper_modud(uint64_t ra, uint64_t rb) +{ + return rb ? ra % rb : 0; +} + target_ulong helper_cntlzd(target_ulong t) { return clz64(t); diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 4348efd..38a117c 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -1192,6 +1192,19 @@ static void glue(gen_, name)(DisasContext *ctx) \ GEN_INT_ARITH_MODW(moduw, 0x08, 0); GEN_INT_ARITH_MODW(modsw, 0x18, 1); +#if defined(TARGET_PPC64) +#define GEN_INT_ARITH_MODD(name, opc3, sign) \ + static void glue(gen_, name)(DisasContext *ctx) \ +{ \ + gen_helper_##name(cpu_gpr[rD(ctx->opcode)], \ + cpu_gpr[rA(ctx->opcode)], \ + cpu_gpr[rB(ctx->opcode)]); \ +} + +GEN_INT_ARITH_MODD(modud, 0x08, 0); +GEN_INT_ARITH_MODD(modsd, 0x18, 1); +#endif + /* mulhw mulhw. */ static void gen_mulhw(DisasContext *ctx) { @@ -10274,6 +10287,8 @@ GEN_HANDLER_E(divdeu, 0x1F, 0x09, 0x0C, 0, PPC_NONE, PPC2_DIVE_ISA206), GEN_HANDLER_E(divdeuo, 0x1F, 0x09, 0x1C, 0, PPC_NONE, PPC2_DIVE_ISA206), GEN_HANDLER_E(divde, 0x1F, 0x09, 0x0D, 0, PPC_NONE, PPC2_DIVE_ISA206), GEN_HANDLER_E(divdeo, 0x1F, 0x09, 0x1D, 0, PPC_NONE, PPC2_DIVE_ISA206), +GEN_HANDLER_E(modsd, 0x1F, 0x09, 0x18, 0x00000001, PPC_NONE, PPC2_ISA300), +GEN_HANDLER_E(modud, 0x1F, 0x09, 0x08, 0x00000001, PPC_NONE, PPC2_ISA300), #undef GEN_INT_ARITH_MUL_HELPER #define GEN_INT_ARITH_MUL_HELPER(name, opc3) \