From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55992) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bXkYN-0001PQ-Da for qemu-devel@nongnu.org; Thu, 11 Aug 2016 03:37:27 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bXkYJ-0001GK-9b for qemu-devel@nongnu.org; Thu, 11 Aug 2016 03:37:23 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:30903) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bXkYJ-0001Er-06 for qemu-devel@nongnu.org; Thu, 11 Aug 2016 03:37:19 -0400 Received: from pps.filterd (m0098404.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.11/8.16.0.11) with SMTP id u7B7XUDj120935 for ; Thu, 11 Aug 2016 03:37:18 -0400 Received: from e23smtp09.au.ibm.com (e23smtp09.au.ibm.com [202.81.31.142]) by mx0a-001b2d01.pphosted.com with ESMTP id 24qm9u299r-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 11 Aug 2016 03:37:18 -0400 Received: from localhost by e23smtp09.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 11 Aug 2016 17:37:15 +1000 From: Rajalakshmi Srinivasaraghavan Date: Thu, 11 Aug 2016 13:06:47 +0530 In-Reply-To: <1470901008-3284-1-git-send-email-raji@linux.vnet.ibm.com> References: <1470901008-3284-1-git-send-email-raji@linux.vnet.ibm.com> Message-Id: <1470901008-3284-5-git-send-email-raji@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH v3 4/5] target-ppc: add vector bit permute doubleword instruction List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Cc: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, benh@kernel.crashing.org, Rajalakshmi Srinivasaraghavan Add vbpermd instruction from ISA 3.0. Signed-off-by: Rajalakshmi Srinivasaraghavan --- target-ppc/helper.h | 1 + target-ppc/int_helper.c | 22 ++++++++++++++++++++++ target-ppc/translate/vmx-impl.c | 1 + target-ppc/translate/vmx-ops.c | 1 + 4 files changed, 25 insertions(+), 0 deletions(-) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 6e6e7b3..d1d9418 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -335,6 +335,7 @@ 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 162f1e9..6bed3b6 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -1134,6 +1134,28 @@ void helper_vperm(CPUPPCState *env, ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, #define VBPERMQ_DW(index) (((index) & 0x40) == 0) #endif +void helper_vbpermd(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +{ + int i, j; + uint64_t perm = 0; + ppc_avr_t result; + + VECTOR_FOR_INORDER_I(i, u64) { + perm = 0; + for (j = 0; j < 8; j++) { + int index = VBPERMQ_INDEX(b, (i * 8) + j); + if (index < 64) { + uint64_t mask = (1ull << (63 - (index & 0x3F))); + if (a->u64[VBPERMQ_DW(index)] & mask) { + perm |= (0x80 >> j); + } + } + } + result.u64[i] = perm; + } + *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.c b/target-ppc/translate/vmx-impl.c index ebf123f..38f8ad7 100644 --- a/target-ppc/translate/vmx-impl.c +++ b/target-ppc/translate/vmx-impl.c @@ -776,6 +776,7 @@ 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.c b/target-ppc/translate/vmx-ops.c index 5b2826e..32bd533 100644 --- a/target-ppc/translate/vmx-ops.c +++ b/target-ppc/translate/vmx-ops.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), -- 1.7.1