From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LWZK0-0004Qr-0N for qemu-devel@nongnu.org; Mon, 09 Feb 2009 11:49:24 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LWZJy-0004Q7-Hx for qemu-devel@nongnu.org; Mon, 09 Feb 2009 11:49:22 -0500 Received: from [199.232.76.173] (port=34584 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LWZJy-0004Py-Ap for qemu-devel@nongnu.org; Mon, 09 Feb 2009 11:49:22 -0500 Received: from savannah.gnu.org ([199.232.41.3]:46465 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 1LWZJx-0003Y0-VO for qemu-devel@nongnu.org; Mon, 09 Feb 2009 11:49:22 -0500 Received: from cvs.savannah.gnu.org ([199.232.41.69]) by sv.gnu.org with esmtp (Exim 4.63) (envelope-from ) id 1LWZJx-0004z5-Go for qemu-devel@nongnu.org; Mon, 09 Feb 2009 16:49:21 +0000 Received: from aurel32 by cvs.savannah.gnu.org with local (Exim 4.63) (envelope-from ) id 1LWZJx-0004y6-0B for qemu-devel@nongnu.org; Mon, 09 Feb 2009 16:49:21 +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 16:49:21 +0000 Subject: [Qemu-devel] [6572] target-ppc: Add vct{u,s}xs 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 Revision: 6572 http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6572 Author: aurel32 Date: 2009-02-09 16:49:20 +0000 (Mon, 09 Feb 2009) Log Message: ----------- target-ppc: Add vct{u,s}xs instructions 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 16:49:10 UTC (rev 6571) +++ trunk/target-ppc/helper.h 2009-02-09 16:49:20 UTC (rev 6572) @@ -253,6 +253,8 @@ DEF_HELPER_2(vrfiz, void, avr, avr) DEF_HELPER_3(vcfux, void, avr, avr, i32) DEF_HELPER_3(vcfsx, void, avr, avr, i32) +DEF_HELPER_3(vctuxs, void, avr, avr, i32) +DEF_HELPER_3(vctsxs, void, avr, avr, i32) DEF_HELPER_1(efscfsi, i32, i32) DEF_HELPER_1(efscfui, i32, i32) Modified: trunk/target-ppc/op_helper.c =================================================================== --- trunk/target-ppc/op_helper.c 2009-02-09 16:49:10 UTC (rev 6571) +++ trunk/target-ppc/op_helper.c 2009-02-09 16:49:20 UTC (rev 6572) @@ -2288,6 +2288,33 @@ vcmpbfp_internal(r, a, b, 1); } +#define VCT(suffix, satcvt, element) \ + void helper_vct##suffix (ppc_avr_t *r, ppc_avr_t *b, uint32_t uim) \ + { \ + int i; \ + int sat = 0; \ + float_status s = env->vec_status; \ + set_float_rounding_mode(float_round_to_zero, &s); \ + for (i = 0; i < ARRAY_SIZE(r->f); i++) { \ + if (float32_is_nan(b->f[i]) || \ + float32_is_signaling_nan(b->f[i])) { \ + r->element[i] = 0; \ + } else { \ + float64 t = float32_to_float64(b->f[i], &s); \ + int64_t j; \ + t = float64_scalbn(t, uim, &s); \ + j = float64_to_int64(t, &s); \ + r->element[i] = satcvt(j, &sat); \ + } \ + } \ + if (sat) { \ + env->vscr |= (1 << VSCR_SAT); \ + } \ + } +VCT(uxs, cvtsduw, u32) +VCT(sxs, cvtsdsw, s32) +#undef VCT + void helper_vmaddfp (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) { int i; Modified: trunk/target-ppc/translate.c =================================================================== --- trunk/target-ppc/translate.c 2009-02-09 16:49:10 UTC (rev 6571) +++ trunk/target-ppc/translate.c 2009-02-09 16:49:20 UTC (rev 6572) @@ -6521,6 +6521,8 @@ GEN_VXFORM_UIMM(vspltw, 6, 10); GEN_VXFORM_UIMM(vcfux, 5, 12); GEN_VXFORM_UIMM(vcfsx, 5, 13); +GEN_VXFORM_UIMM(vctuxs, 5, 14); +GEN_VXFORM_UIMM(vctsxs, 5, 15); GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400, PPC_ALTIVEC) {