From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LWZKJ-0004dN-EB for qemu-devel@nongnu.org; Mon, 09 Feb 2009 11:49:43 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LWZKI-0004cF-H3 for qemu-devel@nongnu.org; Mon, 09 Feb 2009 11:49:42 -0500 Received: from [199.232.76.173] (port=34626 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LWZKI-0004c6-4C for qemu-devel@nongnu.org; Mon, 09 Feb 2009 11:49:42 -0500 Received: from savannah.gnu.org ([199.232.41.3]:46470 helo=sv.gnu.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1LWZKH-0003f1-Mv for qemu-devel@nongnu.org; Mon, 09 Feb 2009 11:49:41 -0500 Received: from cvs.savannah.gnu.org ([199.232.41.69]) by sv.gnu.org with esmtp (Exim 4.63) (envelope-from ) id 1LWZKG-0005Av-TJ for qemu-devel@nongnu.org; Mon, 09 Feb 2009 16:49:40 +0000 Received: from aurel32 by cvs.savannah.gnu.org with local (Exim 4.63) (envelope-from ) id 1LWZKG-0005AM-EX for qemu-devel@nongnu.org; Mon, 09 Feb 2009 16:49:40 +0000 MIME-Version: 1.0 Errors-To: aurel32 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Aurelien Jarno Message-Id: Date: Mon, 09 Feb 2009 16:49:40 +0000 Subject: [Qemu-devel] [6574] target-ppc: Add vrsqrtefp instruction 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 Revision: 6574 http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6574 Author: aurel32 Date: 2009-02-09 16:49:40 +0000 (Mon, 09 Feb 2009) Log Message: ----------- target-ppc: Add vrsqrtefp instruction Signed-off-by: Nathan Froyd Signed-off-by: Aurelien Jarno Modified Paths: -------------- trunk/target-ppc/helper.h trunk/target-ppc/op_helper.c trunk/target-ppc/translate.c Modified: trunk/target-ppc/helper.h =================================================================== --- trunk/target-ppc/helper.h 2009-02-09 16:49:29 UTC (rev 6573) +++ trunk/target-ppc/helper.h 2009-02-09 16:49:40 UTC (rev 6574) @@ -245,6 +245,7 @@ DEF_HELPER_3(vmaxfp, void, avr, avr, avr) DEF_HELPER_3(vminfp, void, avr, avr, avr) DEF_HELPER_2(vrefp, void, avr, avr) +DEF_HELPER_2(vrsqrtefp, void, avr, avr) DEF_HELPER_4(vmaddfp, void, avr, avr, avr, avr) DEF_HELPER_4(vnmsubfp, void, avr, avr, avr, avr) DEF_HELPER_2(vlogefp, void, avr, avr) Modified: trunk/target-ppc/op_helper.c =================================================================== --- trunk/target-ppc/op_helper.c 2009-02-09 16:49:29 UTC (rev 6573) +++ trunk/target-ppc/op_helper.c 2009-02-09 16:49:40 UTC (rev 6574) @@ -2707,6 +2707,17 @@ VROTATE(w, u32) #undef VROTATE +void helper_vrsqrtefp (ppc_avr_t *r, ppc_avr_t *b) +{ + int i; + for (i = 0; i < ARRAY_SIZE(r->f); i++) { + HANDLE_NAN1(r->f[i], b->f[i]) { + float32 t = float32_sqrt(b->f[i], &env->vec_status); + r->f[i] = float32_div(float32_one, t, &env->vec_status); + } + } +} + void helper_vsel (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) { r->u64[0] = (a->u64[0] & ~c->u64[0]) | (b->u64[0] & c->u64[0]); Modified: trunk/target-ppc/translate.c =================================================================== --- trunk/target-ppc/translate.c 2009-02-09 16:49:29 UTC (rev 6573) +++ trunk/target-ppc/translate.c 2009-02-09 16:49:40 UTC (rev 6574) @@ -6477,6 +6477,7 @@ GEN_VXFORM_NOA(vupkhpx, 7, 13); GEN_VXFORM_NOA(vupklpx, 7, 15); GEN_VXFORM_NOA(vrefp, 5, 4); +GEN_VXFORM_NOA(vrsqrtefp, 5, 5); GEN_VXFORM_NOA(vlogefp, 5, 7); GEN_VXFORM_NOA(vrfim, 5, 8); GEN_VXFORM_NOA(vrfin, 5, 9);