From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LQ6pI-0007kI-IN for qemu-devel@nongnu.org; Thu, 22 Jan 2009 16:11:00 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LQ6pH-0007iX-9b for qemu-devel@nongnu.org; Thu, 22 Jan 2009 16:10:59 -0500 Received: from [199.232.76.173] (port=32783 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LQ6pG-0007iE-Cq for qemu-devel@nongnu.org; Thu, 22 Jan 2009 16:10:58 -0500 Received: from mx20.gnu.org ([199.232.41.8]:41619) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1LQ6pG-0007lS-4F for qemu-devel@nongnu.org; Thu, 22 Jan 2009 16:10:58 -0500 Received: from mail.codesourcery.com ([65.74.133.4]) by mx20.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1LQ6pF-0006WD-Fn for qemu-devel@nongnu.org; Thu, 22 Jan 2009 16:10:57 -0500 From: Nathan Froyd Date: Thu, 22 Jan 2009 12:44:12 -0800 Message-Id: <1232657054-30100-13-git-send-email-froydnj@codesourcery.com> In-Reply-To: <1232657054-30100-1-git-send-email-froydnj@codesourcery.com> References: <1232657054-30100-1-git-send-email-froydnj@codesourcery.com> Subject: [Qemu-devel] [PATCH 12/14] 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 Cc: Nathan Froyd Signed-off-by: Nathan Froyd --- target-ppc/helper.h | 2 ++ target-ppc/op_helper.c | 25 +++++++++++++++++++++++++ target-ppc/translate.c | 2 ++ 3 files changed, 29 insertions(+), 0 deletions(-) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 6e25d94..a463787 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -252,6 +252,8 @@ DEF_HELPER_4(vmaddfp, void, avr, avr, avr, avr) DEF_HELPER_4(vnmsubfp, void, avr, avr, 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) diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 32ea54f..e1022ab 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -2304,6 +2304,31 @@ void helper_vcmpbfp_dot (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) vcmpbfp_internal(r, a, b, 1); } +#define VCT(suffix, type, floatcvt, satcvt, element) \ + void helper_vct##suffix (ppc_avr_t *r, ppc_avr_t *b, uint32_t uim) \ + { \ + int i; \ + int sat = 0; \ + 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], &env->vec_status); \ + type j; \ + t = float64_scalbn(t, uim, &env->vec_status); \ + j = floatcvt(t, &env->vec_status); \ + r->element[i] = satcvt(j, &sat); \ + } \ + } \ + if (sat) { \ + env->vscr |= (1 << VSCR_SAT); \ + } \ + } +VCT(uxs, uint64_t, float64_to_uint64, cvtuduw, u32) +VCT(sxs, int64_t, float64_to_int64, 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; diff --git a/target-ppc/translate.c b/target-ppc/translate.c index e0cbf45..81011a2 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -6520,6 +6520,8 @@ GEN_VXFORM_UIMM(vsplth, 6, 9); 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) { -- 1.6.0.5