From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52207) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cPNoV-0006sD-Ky for qemu-devel@nongnu.org; Fri, 06 Jan 2017 01:15:46 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cPNoS-0002oy-FH for qemu-devel@nongnu.org; Fri, 06 Jan 2017 01:15:43 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:40306) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cPNoS-0002oc-4U for qemu-devel@nongnu.org; Fri, 06 Jan 2017 01:15:40 -0500 Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id v066DvrU135323 for ; Fri, 6 Jan 2017 01:15:39 -0500 Received: from e23smtp01.au.ibm.com (e23smtp01.au.ibm.com [202.81.31.143]) by mx0a-001b2d01.pphosted.com with ESMTP id 27t2haefwn-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Fri, 06 Jan 2017 01:15:38 -0500 Received: from localhost by e23smtp01.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 6 Jan 2017 16:15:36 +1000 From: Nikunj A Dadhania Date: Fri, 6 Jan 2017 11:44:45 +0530 In-Reply-To: <1483683296-32568-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1483683296-32568-1-git-send-email-nikunj@linux.vnet.ibm.com> Message-Id: <1483683296-32568-4-git-send-email-nikunj@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH v1 03/14] target-ppc: Use float64 arg in helper_compute_fprf() 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, bharata@linux.vnet.ibm.com, nikunj@linux.vnet.ibm.com From: Bharata B Rao Use float64 argument instead of unit64_t in helper_compute_fprf() This allows code in helper_compute_fprf() to be reused later to work with float128 argument too. Signed-off-by: Bharata B Rao Signed-off-by: Nikunj A Dadhania --- target/ppc/fpu_helper.c | 16 +++++++--------- 1 file changed, 7 insertions(+), 9 deletions(-) diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index 1ccd5e6..4da991a 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -66,23 +66,21 @@ static inline int ppc_float64_get_unbiased_exp(float64 f) return ((f >> 52) & 0x7FF) - 1023; } -void helper_compute_fprf(CPUPPCState *env, uint64_t arg) +void helper_compute_fprf(CPUPPCState *env, float64 arg) { - CPU_DoubleU farg; int isneg; int fprf; - farg.ll = arg; - isneg = float64_is_neg(farg.d); - if (unlikely(float64_is_any_nan(farg.d))) { - if (float64_is_signaling_nan(farg.d, &env->fp_status)) { + isneg = float64_is_neg(arg); + if (unlikely(float64_is_any_nan(arg))) { + if (float64_is_signaling_nan(arg, &env->fp_status)) { /* Signaling NaN: flags are undefined */ fprf = 0x00; } else { /* Quiet NaN */ fprf = 0x11; } - } else if (unlikely(float64_is_infinity(farg.d))) { + } else if (unlikely(float64_is_infinity(arg))) { /* +/- infinity */ if (isneg) { fprf = 0x09; @@ -90,7 +88,7 @@ void helper_compute_fprf(CPUPPCState *env, uint64_t arg) fprf = 0x05; } } else { - if (float64_is_zero(farg.d)) { + if (float64_is_zero(arg)) { /* +/- zero */ if (isneg) { fprf = 0x12; @@ -98,7 +96,7 @@ void helper_compute_fprf(CPUPPCState *env, uint64_t arg) fprf = 0x02; } } else { - if (isden(farg.d)) { + if (isden(arg)) { /* Denormalized numbers */ fprf = 0x10; } else { -- 2.7.4