From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LC3w9-0006Ob-D9 for qemu-devel@nongnu.org; Sun, 14 Dec 2008 22:16:01 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LC3w7-0006NG-LI for qemu-devel@nongnu.org; Sun, 14 Dec 2008 22:16:00 -0500 Received: from [199.232.76.173] (port=48410 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LC3w7-0006NA-Ae for qemu-devel@nongnu.org; Sun, 14 Dec 2008 22:15:59 -0500 Received: from mx20.gnu.org ([199.232.41.8]:32261) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1LC3w6-0005Ek-V0 for qemu-devel@nongnu.org; Sun, 14 Dec 2008 22:15:59 -0500 Received: from mail.codesourcery.com ([65.74.133.4]) by mx20.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1LC3w6-0003md-2W for qemu-devel@nongnu.org; Sun, 14 Dec 2008 22:15:58 -0500 From: Nathan Froyd Date: Sun, 14 Dec 2008 18:15:11 -0800 Message-Id: <1229307315-16807-39-git-send-email-froydnj@codesourcery.com> In-Reply-To: <1229307315-16807-1-git-send-email-froydnj@codesourcery.com> References: <1229307315-16807-1-git-send-email-froydnj@codesourcery.com> Subject: [Qemu-devel] [PATCH 38/42] target-ppc: add vmsumuh{m, s} instructions. Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Signed-off-by: Nathan Froyd --- target-ppc/helper.h | 2 ++ target-ppc/op_helper.c | 34 ++++++++++++++++++++++++++++++++++ target-ppc/translate.c | 1 + 3 files changed, 37 insertions(+), 0 deletions(-) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 8ea8ddd..ceb7351 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -206,6 +206,8 @@ DEF_HELPER_3(vpkuwum, void, avr, avr, avr) DEF_HELPER_3(vpkpx, void, avr, avr, avr) DEF_HELPER_4(vmhaddshs, void, avr, avr, avr, avr) DEF_HELPER_4(vmhraddshs, void, avr, avr, avr, avr) +DEF_HELPER_4(vmsumuhm, void, avr, avr, avr, avr) +DEF_HELPER_4(vmsumuhs, void, avr, avr, avr, avr) DEF_HELPER_1(efscfsi, i32, i32) DEF_HELPER_1(efscfui, i32, i32) diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 994c1af..f8d8272 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -2313,6 +2313,40 @@ void helper_vmsumubm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) } } +void helper_vmsumuhm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) +{ + uint32_t prod[8]; + int i; + + VECTOR_FOR_I(i, u16) { + prod[i] = a->u16[i] * b->u16[i]; + } + + VECTOR_FOR_INORDER_I(i, u32) { + r->u32[i] = c->u32[i] + prod[2*i] + prod[2*i+1]; + } +} + +void helper_vmsumuhs (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) +{ + uint32_t prod[8]; + int i; + int sat = 0; + + VECTOR_FOR_I (i, u16) { + prod[i] = a->u16[i] * b->u16[i]; + } + + VECTOR_FOR_INORDER_I (i, s32) { + uint64_t t = (uint64_t)c->u32[i] + prod[2*i] + prod[2*i+1]; + r->u32[i] = cvtuduw(t, &sat); + } + + if (sat) { + env->vscr |= (1 << VSCR_SAT); + } +} + #define VMUL_DO(name, mul_element, prod_element, evenp) \ void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ { \ diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 3a4a3cb..28edda6 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -6453,6 +6453,7 @@ GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400, PPC_ALTIVEC) GEN_VAFORM_PAIRED(vmhaddshs, vmhraddshs, 32) GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 36) +GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 38) GEN_VAFORM_PAIRED(vsel, vperm, 42) /*** SPE extension ***/ -- 1.6.0.5