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Violators will be prosecuted; Thu, 1 Sep 2016 12:07:34 +0530 X-IBM-Helo: d28dlp01.in.ibm.com X-IBM-MailFrom: raji@linux.vnet.ibm.com X-IBM-RcptTo: qemu-devel@nongnu.org;qemu-ppc@nongnu.org Received: from d28relay06.in.ibm.com (d28relay06.in.ibm.com [9.184.220.150]) by d28dlp01.in.ibm.com (Postfix) with ESMTP id 44430E005A; Thu, 1 Sep 2016 12:06:37 +0530 (IST) Received: from d28av05.in.ibm.com (d28av05.in.ibm.com [9.184.220.67]) by d28relay06.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u816bXFm49807472; Thu, 1 Sep 2016 12:07:33 +0530 Received: from d28av05.in.ibm.com (localhost [127.0.0.1]) by d28av05.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u816bOHx028756; Thu, 1 Sep 2016 12:07:32 +0530 Received: from oc4354787705.ibm.com ([9.79.223.235]) by d28av05.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id u816b1VV027698; Thu, 1 Sep 2016 12:07:20 +0530 From: Rajalakshmi Srinivasaraghavan To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Date: Thu, 1 Sep 2016 12:06:57 +0530 X-Mailer: git-send-email 1.7.1 In-Reply-To: <1472711818-13514-1-git-send-email-raji@linux.vnet.ibm.com> References: <1472711818-13514-1-git-send-email-raji@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16090106-0056-0000-0000-000002E1EFAC X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16090106-0057-0000-0000-00000FCBC72E Message-Id: <1472711818-13514-5-git-send-email-raji@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-09-01_01:, , 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-1609010068 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 148.163.156.1 Subject: [Qemu-devel] [PATCH v5 4/5] target-ppc: add vector bit permute doubleword 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Add vbpermd instruction from ISA 3.0. Signed-off-by: Rajalakshmi Srinivasaraghavan --- target-ppc/helper.h | 1 + target-ppc/int_helper.c | 20 ++++++++++++++++++++ target-ppc/translate/vmx-impl.inc.c | 1 + target-ppc/translate/vmx-ops.inc.c | 1 + 4 files changed, 23 insertions(+), 0 deletions(-) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 7342aaa..1bf676a 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -337,6 +337,7 @@ DEF_HELPER_2(vpopcntb, void, avr, avr) DEF_HELPER_2(vpopcnth, void, avr, avr) DEF_HELPER_2(vpopcntw, void, avr, avr) DEF_HELPER_2(vpopcntd, void, avr, avr) +DEF_HELPER_3(vbpermd, void, avr, avr, avr) DEF_HELPER_3(vbpermq, void, avr, avr, avr) DEF_HELPER_2(vgbbd, void, avr, avr) DEF_HELPER_3(vpmsumb, void, avr, avr, avr) diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c index 9c26d7f..809bdc1 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -1144,12 +1144,32 @@ void helper_vperm(CPUPPCState *env, ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, #if defined(HOST_WORDS_BIGENDIAN) #define VBPERMQ_INDEX(avr, i) ((avr)->u8[(i)]) +#define VBPERMD_INDEX(i) (i) #define VBPERMQ_DW(index) (((index) & 0x40) != 0) +#define EXTRACT_BIT(avr, i, index) (extract64((avr)->u64[i], index, 1)) #else #define VBPERMQ_INDEX(avr, i) ((avr)->u8[15-(i)]) +#define VBPERMD_INDEX(i) (1 - i) #define VBPERMQ_DW(index) (((index) & 0x40) == 0) +#define EXTRACT_BIT(avr, i, index) \ + (extract64((avr)->u64[1 - i], 63 - index, 1)) #endif +void helper_vbpermd(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +{ + int i, j; + ppc_avr_t result = { .u64 = { 0, 0 } }; + VECTOR_FOR_INORDER_I(i, u64) { + for (j = 0; j < 8; j++) { + int index = VBPERMQ_INDEX(b, (i * 8) + j); + if (index < 64 && EXTRACT_BIT(a, i, index)) { + result.u64[VBPERMD_INDEX(i)] |= (0x80 >> j); + } + } + } + *r = result; +} + void helper_vbpermq(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) { int i; diff --git a/target-ppc/translate/vmx-impl.inc.c b/target-ppc/translate/vmx-impl.inc.c index ad1ea6a..b3a4223 100644 --- a/target-ppc/translate/vmx-impl.inc.c +++ b/target-ppc/translate/vmx-impl.inc.c @@ -792,6 +792,7 @@ GEN_VXFORM_DUAL(vclzw, PPC_NONE, PPC2_ALTIVEC_207, \ vpopcntw, PPC_NONE, PPC2_ALTIVEC_207) GEN_VXFORM_DUAL(vclzd, PPC_NONE, PPC2_ALTIVEC_207, \ vpopcntd, PPC_NONE, PPC2_ALTIVEC_207) +GEN_VXFORM(vbpermd, 6, 23); GEN_VXFORM(vbpermq, 6, 21); GEN_VXFORM_NOA(vgbbd, 6, 20); GEN_VXFORM(vpmsumb, 4, 16) diff --git a/target-ppc/translate/vmx-ops.inc.c b/target-ppc/translate/vmx-ops.inc.c index 7172cdc..a944671 100644 --- a/target-ppc/translate/vmx-ops.inc.c +++ b/target-ppc/translate/vmx-ops.inc.c @@ -261,6 +261,7 @@ GEN_VXFORM_DUAL(vclzh, vpopcnth, 1, 29, PPC_NONE, PPC2_ALTIVEC_207), GEN_VXFORM_DUAL(vclzw, vpopcntw, 1, 30, PPC_NONE, PPC2_ALTIVEC_207), GEN_VXFORM_DUAL(vclzd, vpopcntd, 1, 31, PPC_NONE, PPC2_ALTIVEC_207), +GEN_VXFORM_300(vbpermd, 6, 23), GEN_VXFORM_207(vbpermq, 6, 21), GEN_VXFORM_207(vgbbd, 6, 20), GEN_VXFORM_207(vpmsumb, 4, 16),