From nobody Tue May 7 01:33:08 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1488171629925744.9237088086751; Sun, 26 Feb 2017 21:00:29 -0800 (PST) Received: from localhost ([::1]:50328 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDQC-0007pB-LI for importer@patchew.org; Mon, 27 Feb 2017 00:00:28 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60777) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDOD-0006az-1C for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:27 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ciDO9-0002LZ-4H for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:25 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:57102) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ciDO8-0002L7-SF for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:21 -0500 Received: from pps.filterd (m0098393.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v1R4rkX5110240 for ; Sun, 26 Feb 2017 23:58:19 -0500 Received: from e28smtp05.in.ibm.com (e28smtp05.in.ibm.com [125.16.236.5]) by mx0a-001b2d01.pphosted.com with ESMTP id 28u6at64vh-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Sun, 26 Feb 2017 23:58:18 -0500 Received: from localhost by e28smtp05.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Mon, 27 Feb 2017 10:28:14 +0530 Received: from d28relay06.in.ibm.com (d28relay06.in.ibm.com [9.184.220.150]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id EC85E3940033; Mon, 27 Feb 2017 10:28:13 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay06.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1R4wDgA12648464; Mon, 27 Feb 2017 10:28:13 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v1R4wCf5005266; Mon, 27 Feb 2017 10:28:13 +0530 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.170]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v1R4wCxv005260; Mon, 27 Feb 2017 10:28:12 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Mon, 27 Feb 2017 10:27:54 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022704-0016-0000-0000-000003E81538 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022704-0017-0000-0000-000028CD2873 Message-Id: <1488171481-21699-2-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-27_03:, , 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=8.0.1-1612050000 definitions=main-1702270049 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.156.1 Subject: [Qemu-devel] [PATCH v6 1/8] target/ppc: support for 32-bit carry and overflow 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: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" POWER ISA 3.0 adds CA32 and OV32 status in 64-bit mode. Add the flags and corresponding defines. Moreover, CA32 is updated when CA is updated and OV32 is updated when OV is updated. Arithmetic instructions: * Addition and Substractions: addic, addic., subfic, addc, subfc, adde, subfe, addme, subfme, addze, and subfze always updates CA and CA32. =3D> CA reflects the carry out of bit 0 in 64-bit mode and out of bit 32 in 32-bit mode. =3D> CA32 reflects the carry out of bit 32 independent of the mode. =3D> SO and OV reflects overflow of the 64-bit result in 64-bit mode and overflow of the low-order 32-bit result in 32-bit mode =3D> OV32 reflects overflow of the low-order 32-bit independent of the mode * Multiply Low and Divide: For mulld, divd, divde, divdu and divdeu: SO, OV, and OV32 bits reflects overflow of the 64-bit result For mullw, divw, divwe, divwu and divweu: SO, OV, and OV32 bits reflects overflow of the 32-bit result * Negate with OE=3D1 (nego) For 64-bit mode if the register RA contains 0x8000_0000_0000_0000, OV and OV32 are set to 1. For 32-bit mode if the register RA contains 0x8000_0000, OV and OV32 are set to 1. Signed-off-by: Nikunj A Dadhania --- target/ppc/cpu.c | 13 ++++++++++++- target/ppc/cpu.h | 7 +++++++ target/ppc/translate.c | 21 ++++++++++++++++++--- target/ppc/translate_init.c | 2 +- 4 files changed, 38 insertions(+), 5 deletions(-) diff --git a/target/ppc/cpu.c b/target/ppc/cpu.c index de3004b..2801166 100644 --- a/target/ppc/cpu.c +++ b/target/ppc/cpu.c @@ -23,6 +23,12 @@ =20 target_ulong cpu_read_xer(CPUPPCState *env) { + if (is_isa300(env)) { + return env->xer | (env->so << XER_SO) | + (env->ov << XER_OV) | (env->ca << XER_CA) | + (env->ov32 << XER_OV32) | (env->ca32 << XER_CA32); + } + return env->xer | (env->so << XER_SO) | (env->ov << XER_OV) | (env->ca << XER_CA); } @@ -32,5 +38,10 @@ void cpu_write_xer(CPUPPCState *env, target_ulong xer) env->so =3D (xer >> XER_SO) & 1; env->ov =3D (xer >> XER_OV) & 1; env->ca =3D (xer >> XER_CA) & 1; - env->xer =3D xer & ~((1u << XER_SO) | (1u << XER_OV) | (1u << XER_CA)); + /* write all the flags, while reading back check of isa300 */ + env->ov32 =3D (xer >> XER_OV32) & 1; + env->ca32 =3D (xer >> XER_CA32) & 1; + env->xer =3D xer & ~((1ul << XER_SO) | + (1ul << XER_OV) | (1ul << XER_CA) | + (1ul << XER_OV32) | (1ul << XER_CA32)); } diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h index b559b67..ee2eb45 100644 --- a/target/ppc/cpu.h +++ b/target/ppc/cpu.h @@ -965,6 +965,8 @@ struct CPUPPCState { target_ulong so; target_ulong ov; target_ulong ca; + target_ulong ov32; + target_ulong ca32; /* Reservation address */ target_ulong reserve_addr; /* Reservation value */ @@ -1372,11 +1374,15 @@ int ppc_compat_max_threads(PowerPCCPU *cpu); #define XER_SO 31 #define XER_OV 30 #define XER_CA 29 +#define XER_OV32 19 +#define XER_CA32 18 #define XER_CMP 8 #define XER_BC 0 #define xer_so (env->so) #define xer_ov (env->ov) #define xer_ca (env->ca) +#define xer_ov32 (env->ov) +#define xer_ca32 (env->ca) #define xer_cmp ((env->xer >> XER_CMP) & 0xFF) #define xer_bc ((env->xer >> XER_BC) & 0x7F) =20 @@ -2343,6 +2349,7 @@ enum { =20 /*************************************************************************= ****/ =20 +#define is_isa300(ctx) (!!(ctx->insns_flags2 & PPC2_ISA300)) target_ulong cpu_read_xer(CPUPPCState *env); void cpu_write_xer(CPUPPCState *env, target_ulong xer); =20 diff --git a/target/ppc/translate.c b/target/ppc/translate.c index b09e16f..be7378b 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -71,7 +71,7 @@ static TCGv cpu_lr; #if defined(TARGET_PPC64) static TCGv cpu_cfar; #endif -static TCGv cpu_xer, cpu_so, cpu_ov, cpu_ca; +static TCGv cpu_xer, cpu_so, cpu_ov, cpu_ca, cpu_ov32, cpu_ca32; static TCGv cpu_reserve; static TCGv cpu_fpscr; static TCGv_i32 cpu_access_type; @@ -173,6 +173,10 @@ void ppc_translate_init(void) offsetof(CPUPPCState, ov), "OV"); cpu_ca =3D tcg_global_mem_new(cpu_env, offsetof(CPUPPCState, ca), "CA"); + cpu_ov32 =3D tcg_global_mem_new(cpu_env, + offsetof(CPUPPCState, ov32), "OV32"); + cpu_ca32 =3D tcg_global_mem_new(cpu_env, + offsetof(CPUPPCState, ca32), "CA32"); =20 cpu_reserve =3D tcg_global_mem_new(cpu_env, offsetof(CPUPPCState, reserve_addr), @@ -3703,7 +3707,7 @@ static void gen_tdi(DisasContext *ctx) =20 /*** Processor control = ***/ =20 -static void gen_read_xer(TCGv dst) +static void gen_read_xer(DisasContext *ctx, TCGv dst) { TCGv t0 =3D tcg_temp_new(); TCGv t1 =3D tcg_temp_new(); @@ -3715,6 +3719,12 @@ static void gen_read_xer(TCGv dst) tcg_gen_or_tl(t0, t0, t1); tcg_gen_or_tl(dst, dst, t2); tcg_gen_or_tl(dst, dst, t0); + if (is_isa300(ctx)) { + tcg_gen_shli_tl(t0, cpu_ov32, XER_OV32); + tcg_gen_or_tl(dst, dst, t0); + tcg_gen_shli_tl(t0, cpu_ca32, XER_CA32); + tcg_gen_or_tl(dst, dst, t0); + } tcg_temp_free(t0); tcg_temp_free(t1); tcg_temp_free(t2); @@ -3722,8 +3732,13 @@ static void gen_read_xer(TCGv dst) =20 static void gen_write_xer(TCGv src) { + /* Write all flags, while reading back check for isa300 */ tcg_gen_andi_tl(cpu_xer, src, - ~((1u << XER_SO) | (1u << XER_OV) | (1u << XER_CA))); + ~((1u << XER_SO) | + (1u << XER_OV) | (1u << XER_OV32) | + (1u << XER_CA) | (1u << XER_CA32))); + tcg_gen_extract_tl(cpu_ov32, src, XER_OV32, 1); + tcg_gen_extract_tl(cpu_ca32, src, XER_CA32, 1); tcg_gen_extract_tl(cpu_so, src, XER_SO, 1); tcg_gen_extract_tl(cpu_ov, src, XER_OV, 1); tcg_gen_extract_tl(cpu_ca, src, XER_CA, 1); diff --git a/target/ppc/translate_init.c b/target/ppc/translate_init.c index be35cbd..e619c27 100644 --- a/target/ppc/translate_init.c +++ b/target/ppc/translate_init.c @@ -107,7 +107,7 @@ static void spr_access_nop(DisasContext *ctx, int sprn,= int gprn) /* XER */ static void spr_read_xer (DisasContext *ctx, int gprn, int sprn) { - gen_read_xer(cpu_gpr[gprn]); + gen_read_xer(ctx, cpu_gpr[gprn]); } =20 static void spr_write_xer (DisasContext *ctx, int sprn, int gprn) --=20 2.7.4 From nobody Tue May 7 01:33:08 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1488171882234164.1076563658413; Sun, 26 Feb 2017 21:04:42 -0800 (PST) Received: from localhost ([::1]:50355 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDUH-00031i-2n for importer@patchew.org; Mon, 27 Feb 2017 00:04:41 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60779) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDOD-0006b0-4P for qemu-devel@nongnu.org; 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Violators will be prosecuted; Mon, 27 Feb 2017 10:28:14 +0530 Received: from d28relay07.in.ibm.com (d28relay07.in.ibm.com [9.184.220.158]) by d28dlp01.in.ibm.com (Postfix) with ESMTP id 2D831E005A; Mon, 27 Feb 2017 10:29:57 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay07.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1R4v9P09568360; Mon, 27 Feb 2017 10:27:09 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v1R4wCpQ005272; Mon, 27 Feb 2017 10:28:13 +0530 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.170]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v1R4wCxw005260; Mon, 27 Feb 2017 10:28:12 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Mon, 27 Feb 2017 10:27:55 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022704-0016-0000-0000-000003E8153B X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022704-0017-0000-0000-000028CD2874 Message-Id: <1488171481-21699-3-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-27_03:, , 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=8.0.1-1612050000 definitions=main-1702270049 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.156.1 Subject: [Qemu-devel] [PATCH v6 2/8] target/ppc: update ca32 in arithmetic add 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: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Adds routine to compute ca32 - gen_op_arith_compute_ca32 For 64-bit mode use the compute ca32 routine. While for 32-bit mode, CA and CA32 will have same value. Signed-off-by: Nikunj A Dadhania Reviewed-by: Richard Henderson --- target/ppc/translate.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index be7378b..eba83ef 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -816,6 +816,23 @@ static inline void gen_op_arith_compute_ov(DisasContex= t *ctx, TCGv arg0, tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); } =20 +static inline void gen_op_arith_compute_ca32(DisasContext *ctx, + TCGv res, TCGv arg0, TCGv arg= 1, + int sub) +{ + TCGv t0; + + if (!is_isa300(ctx)) { + return; + } + + t0 =3D tcg_temp_new(); + tcg_gen_xor_tl(t0, arg0, arg1); + tcg_gen_xor_tl(t0, t0, res); + tcg_gen_extract_tl(cpu_ca32, t0, 32, 1); + tcg_temp_free(t0); +} + /* Common add function */ static inline void gen_op_arith_add(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2, bool add_ca, bool compute_c= a, @@ -842,6 +859,9 @@ static inline void gen_op_arith_add(DisasContext *ctx, = TCGv ret, TCGv arg1, tcg_temp_free(t1); tcg_gen_shri_tl(cpu_ca, cpu_ca, 32); /* extract bit 32 */ tcg_gen_andi_tl(cpu_ca, cpu_ca, 1); + if (is_isa300(ctx)) { + tcg_gen_mov_tl(cpu_ca32, cpu_ca); + } } else { TCGv zero =3D tcg_const_tl(0); if (add_ca) { @@ -850,6 +870,7 @@ static inline void gen_op_arith_add(DisasContext *ctx, = TCGv ret, TCGv arg1, } else { tcg_gen_add2_tl(t0, cpu_ca, arg1, zero, arg2, zero); } + gen_op_arith_compute_ca32(ctx, t0, arg1, arg2, 0); tcg_temp_free(zero); } } else { --=20 2.7.4 From nobody Tue May 7 01:33:08 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1488171639286699.8926891375718; Sun, 26 Feb 2017 21:00:39 -0800 (PST) Received: from localhost ([::1]:50331 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDQM-0007wh-8Y for importer@patchew.org; Mon, 27 Feb 2017 00:00:38 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60771) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDOC-0006aw-Sw for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:26 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ciDO9-0002Lq-AO for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:24 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:44967 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ciDO9-0002LM-5u for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:21 -0500 Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v1R4s45T065289 for ; Sun, 26 Feb 2017 23:58:20 -0500 Received: from e28smtp06.in.ibm.com (e28smtp06.in.ibm.com [125.16.236.6]) by mx0b-001b2d01.pphosted.com with ESMTP id 28u8vt2m9v-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Sun, 26 Feb 2017 23:58:19 -0500 Received: from localhost by e28smtp06.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Mon, 27 Feb 2017 10:28:15 +0530 Received: from d28relay10.in.ibm.com (d28relay10.in.ibm.com [9.184.220.161]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id 8E9A1394005E; Mon, 27 Feb 2017 10:28:14 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay10.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1R4v9IU12255356; Mon, 27 Feb 2017 10:27:09 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v1R4wDXJ005293; Mon, 27 Feb 2017 10:28:13 +0530 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.170]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v1R4wCxx005260; Mon, 27 Feb 2017 10:28:12 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Mon, 27 Feb 2017 10:27:56 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022704-0020-0000-0000-000000C31C41 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022704-0021-0000-0000-0000027F304C Message-Id: <1488171481-21699-4-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-27_03:, , 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=8.0.1-1612050000 definitions=main-1702270049 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [PATCH v6 3/8] target/ppc: update ca32 in arithmetic substract 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: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Nikunj A Dadhania Reviewed-by: Richard Henderson --- target/ppc/translate.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index eba83ef..e083082 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -827,7 +827,11 @@ static inline void gen_op_arith_compute_ca32(DisasCont= ext *ctx, } =20 t0 =3D tcg_temp_new(); - tcg_gen_xor_tl(t0, arg0, arg1); + if (sub) { + tcg_gen_eqv_tl(t0, arg0, arg1); + } else { + tcg_gen_xor_tl(t0, arg0, arg1); + } tcg_gen_xor_tl(t0, t0, res); tcg_gen_extract_tl(cpu_ca32, t0, 32, 1); tcg_temp_free(t0); @@ -1378,17 +1382,22 @@ static inline void gen_op_arith_subf(DisasContext *= ctx, TCGv ret, TCGv arg1, tcg_temp_free(t1); tcg_gen_shri_tl(cpu_ca, cpu_ca, 32); /* extract bit 32 */ tcg_gen_andi_tl(cpu_ca, cpu_ca, 1); + if (is_isa300(ctx)) { + tcg_gen_mov_tl(cpu_ca32, cpu_ca); + } } else if (add_ca) { TCGv zero, inv1 =3D tcg_temp_new(); tcg_gen_not_tl(inv1, arg1); zero =3D tcg_const_tl(0); tcg_gen_add2_tl(t0, cpu_ca, arg2, zero, cpu_ca, zero); tcg_gen_add2_tl(t0, cpu_ca, t0, cpu_ca, inv1, zero); + gen_op_arith_compute_ca32(ctx, t0, inv1, arg2, 0); tcg_temp_free(zero); tcg_temp_free(inv1); } else { tcg_gen_setcond_tl(TCG_COND_GEU, cpu_ca, arg2, arg1); tcg_gen_sub_tl(t0, arg2, arg1); + gen_op_arith_compute_ca32(ctx, t0, arg1, arg2, 1); } } else if (add_ca) { /* Since we're ignoring carry-out, we can simplify the --=20 2.7.4 From nobody Tue May 7 01:33:08 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1488171940162786.9339788117582; 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Violators will be prosecuted; Mon, 27 Feb 2017 10:28:15 +0530 Received: from d28relay09.in.ibm.com (d28relay09.in.ibm.com [9.184.220.160]) by d28dlp01.in.ibm.com (Postfix) with ESMTP id 4BC64E005B; Mon, 27 Feb 2017 10:29:57 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay09.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1R4wEWI10354738; Mon, 27 Feb 2017 10:28:14 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v1R4wD2l005315; Mon, 27 Feb 2017 10:28:13 +0530 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.170]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v1R4wC00005260; Mon, 27 Feb 2017 10:28:12 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Mon, 27 Feb 2017 10:27:57 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022704-0016-0000-0000-000003E8153C X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022704-0017-0000-0000-000028CD2875 Message-Id: <1488171481-21699-5-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-27_03:, , 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=8.0.1-1612050000 definitions=main-1702270049 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.156.1 Subject: [Qemu-devel] [PATCH v6 4/8] target/ppc: update overflow flags for add/sub 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: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" * SO and OV reflects overflow of the 64-bit result in 64-bit mode and overflow of the low-order 32-bit result in 32-bit mode * OV32 reflects overflow of the low-order 32-bit independent of the mode Signed-off-by: Nikunj A Dadhania --- target/ppc/translate.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index e083082..16f422f 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -810,9 +810,16 @@ static inline void gen_op_arith_compute_ov(DisasContex= t *ctx, TCGv arg0, } tcg_temp_free(t0); if (NARROW_MODE(ctx)) { - tcg_gen_ext32s_tl(cpu_ov, cpu_ov); + tcg_gen_extract_tl(cpu_ov, cpu_ov, 31, 1); + if (is_isa300(ctx)) { + tcg_gen_mov_tl(cpu_ov32, cpu_ov); + } + } else { + if (is_isa300(ctx)) { + tcg_gen_extract_tl(cpu_ov32, cpu_ov, 31, 1); + } + tcg_gen_extract_tl(cpu_ov, cpu_ov, 63, 1); } - tcg_gen_shri_tl(cpu_ov, cpu_ov, TARGET_LONG_BITS - 1); tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); 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Violators will be prosecuted; Mon, 27 Feb 2017 10:28:15 +0530 Received: from d28relay05.in.ibm.com (d28relay05.in.ibm.com [9.184.220.62]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id 38E00394004E; Mon, 27 Feb 2017 10:28:15 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay05.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1R4wB2v12517388; Mon, 27 Feb 2017 10:28:11 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v1R4wDNW005323; Mon, 27 Feb 2017 10:28:14 +0530 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.170]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v1R4wC01005260; Mon, 27 Feb 2017 10:28:13 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Mon, 27 Feb 2017 10:27:58 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022704-0020-0000-0000-000000C31C43 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022704-0021-0000-0000-0000027F304E Message-Id: <1488171481-21699-6-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-27_03:, , 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=8.0.1-1612050000 definitions=main-1702270049 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.156.1 Subject: [Qemu-devel] [PATCH v6 5/8] target/ppc: use tcg ops for neg 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: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Nikunj A Dadhania Reviewed-by: Richard Henderson --- target/ppc/translate.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index 16f422f..d4d9941 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -1483,7 +1483,10 @@ static inline void gen_op_arith_neg(DisasContext *ct= x, bool compute_ov) =20 static void gen_neg(DisasContext *ctx) { - gen_op_arith_neg(ctx, 0); + tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); + if (unlikely(Rc(ctx->opcode))) { + gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); + } } =20 static void gen_nego(DisasContext *ctx) --=20 2.7.4 From nobody Tue May 7 01:33:08 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; 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Violators will be prosecuted; Mon, 27 Feb 2017 10:28:16 +0530 Received: from d28relay07.in.ibm.com (d28relay07.in.ibm.com [9.184.220.158]) by d28dlp03.in.ibm.com (Postfix) with ESMTP id B54EA125804F; Mon, 27 Feb 2017 10:28:25 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay07.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1R4vAab7995486; Mon, 27 Feb 2017 10:27:10 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v1R4wDba005332; Mon, 27 Feb 2017 10:28:14 +0530 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.170]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v1R4wC02005260; Mon, 27 Feb 2017 10:28:13 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Mon, 27 Feb 2017 10:27:59 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022704-0004-0000-0000-00000544149C X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022704-0005-0000-0000-0000133E2EE1 Message-Id: <1488171481-21699-7-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-27_03:, , 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=8.0.1-1612050000 definitions=main-1702270049 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [PATCH v6 6/8] target/ppc: add ov32 flag for multiply low insns 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: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" For Multiply Word: SO, OV, and OV32 bits reflects overflow of the 32-bit result For Multiply DoubleWord: SO, OV, and OV32 bits reflects overflow of the 64-bit result Signed-off-by: Nikunj A Dadhania Reviewed-by: Richard Henderson --- target/ppc/translate.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index d4d9941..ccf3bff 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -1285,6 +1285,9 @@ static void gen_mullwo(DisasContext *ctx) tcg_gen_sari_i32(t0, t0, 31); tcg_gen_setcond_i32(TCG_COND_NE, t0, t0, t1); tcg_gen_extu_i32_tl(cpu_ov, t0); + if (is_isa300(ctx)) { + tcg_gen_mov_tl(cpu_ov32, cpu_ov); + } tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); =20 tcg_temp_free_i32(t0); @@ -1346,6 +1349,9 @@ static void gen_mulldo(DisasContext *ctx) =20 tcg_gen_sari_i64(t0, t0, 63); tcg_gen_setcond_i64(TCG_COND_NE, cpu_ov, t0, t1); + if (is_isa300(ctx)) { + tcg_gen_mov_tl(cpu_ov32, cpu_ov); + } tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); =20 tcg_temp_free_i64(t0); --=20 2.7.4 From nobody Tue May 7 01:33:08 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1488172106554878.3937347480028; Sun, 26 Feb 2017 21:08:26 -0800 (PST) Received: from localhost ([::1]:50378 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDXq-0006Ep-Bg for importer@patchew.org; Mon, 27 Feb 2017 00:08:22 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60891) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDOH-0006dY-3D for qemu-devel@nongnu.org; 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Violators will be prosecuted; Mon, 27 Feb 2017 10:28:16 +0530 Received: from d28relay08.in.ibm.com (d28relay08.in.ibm.com [9.184.220.159]) by d28dlp03.in.ibm.com (Postfix) with ESMTP id E17BB125805B; Mon, 27 Feb 2017 10:28:25 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay08.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1R4vAXU11665556; Mon, 27 Feb 2017 10:27:10 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v1R4wDRM005343; Mon, 27 Feb 2017 10:28:14 +0530 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.170]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v1R4wC03005260; Mon, 27 Feb 2017 10:28:13 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Mon, 27 Feb 2017 10:28:00 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022704-0004-0000-0000-00000544149B X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022704-0005-0000-0000-0000133E2EE2 Message-Id: <1488171481-21699-8-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-27_03:, , 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=8.0.1-1612050000 definitions=main-1702270049 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [PATCH v6 7/8] target/ppc: add ov32 flag in divide 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: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Add helper_div_compute_ov() in the int_helper for updating the overflow flags. For Divide Word: SO, OV, and OV32 bits reflects overflow of the 32-bit result For Divide DoubleWord: SO, OV, and OV32 bits reflects overflow of the 64-bit result Signed-off-by: Nikunj A Dadhania Reviewed-by: Richard Henderson --- target/ppc/translate.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index ccf3bff..982e66f 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -1021,6 +1021,9 @@ static inline void gen_op_arith_divw(DisasContext *ct= x, TCGv ret, TCGv arg1, } if (compute_ov) { tcg_gen_extu_i32_tl(cpu_ov, t2); + if (is_isa300(ctx)) { + tcg_gen_extu_i32_tl(cpu_ov32, t2); + } tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); } tcg_temp_free_i32(t0); @@ -1092,6 +1095,9 @@ static inline void gen_op_arith_divd(DisasContext *ct= x, TCGv ret, TCGv arg1, } if (compute_ov) { tcg_gen_mov_tl(cpu_ov, t2); + if (is_isa300(ctx)) { + tcg_gen_mov_tl(cpu_ov32, t2); + } tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov); } tcg_temp_free_i64(t0); @@ -1110,10 +1116,10 @@ static void glue(gen_, name)(DisasContext *ctx) cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], = \ sign, compute_ov); = \ } -/* divwu divwu. divwuo divwuo. */ +/* divdu divdu. divduo divduo. */ GEN_INT_ARITH_DIVD(divdu, 0x0E, 0, 0); GEN_INT_ARITH_DIVD(divduo, 0x1E, 0, 1); -/* divw divw. divwo divwo. */ +/* divd divd. divdo divdo. */ GEN_INT_ARITH_DIVD(divd, 0x0F, 1, 0); GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1); =20 --=20 2.7.4 From nobody Tue May 7 01:33:08 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1488171623812949.1243076101076; Sun, 26 Feb 2017 21:00:23 -0800 (PST) Received: from localhost ([::1]:50327 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDQ6-0007jo-8a for importer@patchew.org; Mon, 27 Feb 2017 00:00:22 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60795) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ciDOD-0006b4-Kp for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:27 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ciDO9-0002MC-M2 for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:25 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:40983 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ciDO9-0002Ll-HM for qemu-devel@nongnu.org; Sun, 26 Feb 2017 23:58:21 -0500 Received: from pps.filterd (m0098421.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v1R4riqw017831 for ; Sun, 26 Feb 2017 23:58:21 -0500 Received: from e28smtp05.in.ibm.com (e28smtp05.in.ibm.com [125.16.236.5]) by mx0a-001b2d01.pphosted.com with ESMTP id 28uqvm31jp-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Sun, 26 Feb 2017 23:58:20 -0500 Received: from localhost by e28smtp05.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Mon, 27 Feb 2017 10:28:16 +0530 Received: from d28relay01.in.ibm.com (d28relay01.in.ibm.com [9.184.220.58]) by d28dlp01.in.ibm.com (Postfix) with ESMTP id 9610DE005A; Mon, 27 Feb 2017 10:29:58 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay01.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1R4wFQM16253118; Mon, 27 Feb 2017 10:28:15 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v1R4wENu005350; Mon, 27 Feb 2017 10:28:15 +0530 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.170]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v1R4wC04005260; Mon, 27 Feb 2017 10:28:13 +0530 From: Nikunj A Dadhania To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Mon, 27 Feb 2017 10:28:01 +0530 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1488171481-21699-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022704-0016-0000-0000-000003E8153E X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022704-0017-0000-0000-000028CD2879 Message-Id: <1488171481-21699-9-git-send-email-nikunj@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-27_03:, , 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=8.0.1-1612050000 definitions=main-1702270049 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [PATCH v6 8/8] target/ppc: add mcrxrx 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: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" mcrxrx: Move to CR from XER Extended Signed-off-by: Nikunj A Dadhania Reviewed-by: Richard Henderson --- target/ppc/translate.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index 982e66f..6e6868b 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -3819,6 +3819,28 @@ static void gen_mcrxr(DisasContext *ctx) tcg_gen_movi_tl(cpu_ca, 0); } =20 +#ifdef TARGET_PPC64 +/* mcrxrx */ +static void gen_mcrxrx(DisasContext *ctx) +{ + TCGv t0 =3D tcg_temp_new(); + TCGv t1 =3D tcg_temp_new(); + TCGv_i32 dst =3D cpu_crf[crfD(ctx->opcode)]; + + /* copy OV and OV32 */ + tcg_gen_shli_tl(t0, cpu_ov, 1); + tcg_gen_or_tl(t0, t0, cpu_ov32); + tcg_gen_shli_tl(t0, t0, 2); + /* copy CA and CA32 */ + tcg_gen_shli_tl(t1, cpu_ca, 1); + tcg_gen_or_tl(t1, t1, cpu_ca32); + tcg_gen_or_tl(t0, t0, t1); + tcg_gen_trunc_tl_i32(dst, t0); + tcg_temp_free(t0); + tcg_temp_free(t1); +} +#endif + /* mfcr mfocrf */ static void gen_mfcr(DisasContext *ctx) { @@ -6488,6 +6510,7 @@ 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), +GEN_HANDLER_E(mcrxrx, 0x1F, 0x00, 0x12, 0x007FF801, PPC_NONE, PPC2_ISA300), #endif GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001EF801, PPC_MISC), GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000000, PPC_MISC), --=20 2.7.4