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Violators will be prosecuted; Tue, 9 Aug 2016 15:42:46 +0530 X-IBM-Helo: d28dlp03.in.ibm.com X-IBM-MailFrom: raji@linux.vnet.ibm.com X-IBM-RcptTo: qemu-devel@nongnu.org;qemu-ppc@nongnu.org Received: from d28relay03.in.ibm.com (d28relay03.in.ibm.com [9.184.220.60]) by d28dlp03.in.ibm.com (Postfix) with ESMTP id 78B02125805C; Tue, 9 Aug 2016 15:45:53 +0530 (IST) Received: from d28av02.in.ibm.com (d28av02.in.ibm.com [9.184.220.64]) by d28relay03.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u79ACj1L65863816; Tue, 9 Aug 2016 15:42:45 +0530 Received: from d28av02.in.ibm.com (localhost [127.0.0.1]) by d28av02.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u79ACiuF018691; Tue, 9 Aug 2016 15:42:44 +0530 Received: from oc4354787705.ibm.com.in.ibm.com ([9.84.216.8]) by d28av02.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id u79ACMYq017273; Tue, 9 Aug 2016 15:42:43 +0530 From: Rajalakshmi Srinivasaraghavan To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Tue, 9 Aug 2016 15:42:20 +0530 X-Mailer: git-send-email 1.7.1 In-Reply-To: <1470737540-5526-1-git-send-email-raji@linux.vnet.ibm.com> References: <1470737540-5526-1-git-send-email-raji@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16080910-0016-0000-0000-000002EC7338 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16080910-0017-0000-0000-0000256142C8 Message-Id: <1470737540-5526-6-git-send-email-raji@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-08-09_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=8.0.1-1604210000 definitions=main-1608090109 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [PATCH v2 5/5] target-ppc: add vector permute right indexed 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, Rajalakshmi Srinivasaraghavan Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Add vpermr instruction from ISA 3.0. Signed-off-by: Rajalakshmi Srinivasaraghavan --- target-ppc/helper.h | 1 + target-ppc/int_helper.c | 23 +++++++++++++++++++++++ target-ppc/translate/vmx-impl.c | 18 ++++++++++++++++++ target-ppc/translate/vmx-ops.c | 1 + 4 files changed, 43 insertions(+), 0 deletions(-) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index d1d9418..3c476c9 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -270,6 +270,7 @@ DEF_HELPER_5(vmsumubm, void, env, avr, avr, avr, avr) DEF_HELPER_5(vmsummbm, void, env, avr, avr, avr, avr) DEF_HELPER_5(vsel, void, env, avr, avr, avr, avr) DEF_HELPER_5(vperm, void, env, avr, avr, avr, avr) +DEF_HELPER_5(vpermr, void, env, avr, avr, avr, avr) DEF_HELPER_4(vpkshss, void, env, avr, avr, avr) DEF_HELPER_4(vpkshus, void, env, avr, avr, avr) DEF_HELPER_4(vpkswss, void, env, avr, avr, avr) diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c index d6f26bb..6869544 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -1126,6 +1126,29 @@ void helper_vperm(CPUPPCState *env, ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, *r = result; } +void helper_vpermr(CPUPPCState *env, ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, + ppc_avr_t *c) +{ + ppc_avr_t result; + int i; + + VECTOR_FOR_INORDER_I(i, u8) { + int s = c->u8[i] & 0x1f; +#if defined(HOST_WORDS_BIGENDIAN) + int index = 15 - (s & 0xf); +#else + int index = s & 0xf; +#endif + + if (s & 0x10) { + result.u8[i] = a->u8[index]; + } else { + result.u8[i] = b->u8[index]; + } + } + *r = result; +} + #if defined(HOST_WORDS_BIGENDIAN) #define VBPERMQ_INDEX(avr, i) ((avr)->u8[(i)]) #define VBPERMQ_DW(index) (((index) & 0x40) != 0) diff --git a/target-ppc/translate/vmx-impl.c b/target-ppc/translate/vmx-impl.c index 5ddff58..d13640f 100644 --- a/target-ppc/translate/vmx-impl.c +++ b/target-ppc/translate/vmx-impl.c @@ -728,6 +728,24 @@ static void gen_vmladduhm(DisasContext *ctx) tcg_temp_free_ptr(rd); } +static void gen_vpermr(DisasContext *ctx) +{ + TCGv_ptr ra, rb, rc, rd; + if (unlikely(!ctx->altivec_enabled)) { + gen_exception(ctx, POWERPC_EXCP_VPU); + return; + } + ra = gen_avr_ptr(rA(ctx->opcode)); + rb = gen_avr_ptr(rB(ctx->opcode)); + rc = gen_avr_ptr(rC(ctx->opcode)); + rd = gen_avr_ptr(rD(ctx->opcode)); + gen_helper_vpermr(cpu_env, rd, ra, rb, rc); + tcg_temp_free_ptr(ra); + tcg_temp_free_ptr(rb); + tcg_temp_free_ptr(rc); + tcg_temp_free_ptr(rd); +} + GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 18) GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 19) GEN_VAFORM_PAIRED(vmsumshm, vmsumshs, 20) diff --git a/target-ppc/translate/vmx-ops.c b/target-ppc/translate/vmx-ops.c index 32bd533..ad72db5 100644 --- a/target-ppc/translate/vmx-ops.c +++ b/target-ppc/translate/vmx-ops.c @@ -219,6 +219,7 @@ GEN_VXFORM_300_EO(vctzb, 0x01, 0x18, 0x1C), GEN_VXFORM_300_EO(vctzh, 0x01, 0x18, 0x1D), GEN_VXFORM_300_EO(vctzw, 0x01, 0x18, 0x1E), GEN_VXFORM_300_EO(vctzd, 0x01, 0x18, 0x1F), +GEN_VXFORM_300(vpermr, 0x1D, 0xFF), #define GEN_VXFORM_NOA(name, opc2, opc3) \ GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC)