From patchwork Wed Apr 20 10:11:54 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aurelien Jarno X-Patchwork-Id: 92142 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [140.186.70.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id A3398B6FBE for ; Wed, 20 Apr 2011 20:15:35 +1000 (EST) Received: from localhost ([::1]:58180 helo=lists2.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QCURY-0004zp-Mz for incoming@patchwork.ozlabs.org; Wed, 20 Apr 2011 06:15:32 -0400 Received: from eggs.gnu.org ([140.186.70.92]:43352) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QCUOb-000067-Tt for qemu-devel@nongnu.org; Wed, 20 Apr 2011 06:12:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QCUOW-0004RV-GQ for qemu-devel@nongnu.org; Wed, 20 Apr 2011 06:12:29 -0400 Received: from hall.aurel32.net ([88.191.126.93]:43738) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QCUOW-0004Qs-Bn for qemu-devel@nongnu.org; Wed, 20 Apr 2011 06:12:24 -0400 Received: from [90.84.144.153] (helo=volta.aurel32.net) by hall.aurel32.net with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.72) (envelope-from ) id 1QCUOV-0002qF-Ny; Wed, 20 Apr 2011 12:12:23 +0200 Received: from aurel32 by volta.aurel32.net with local (Exim 4.72) (envelope-from ) id 1QCUON-0006Gz-EM; Wed, 20 Apr 2011 12:12:15 +0200 From: Aurelien Jarno To: qemu-devel@nongnu.org Date: Wed, 20 Apr 2011 12:11:54 +0200 Message-Id: <1303294329-22634-6-git-send-email-aurelien@aurel32.net> X-Mailer: git-send-email 1.7.2.3 In-Reply-To: <1303294329-22634-1-git-send-email-aurelien@aurel32.net> References: <1303294329-22634-1-git-send-email-aurelien@aurel32.net> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-Received-From: 88.191.126.93 Cc: Aurelien Jarno Subject: [Qemu-devel] [PATCH v2 05/20] softfloat-native: add a few constant values X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Reviewed-by: Peter Maydell Signed-off-by: Aurelien Jarno --- fpu/softfloat-native.h | 27 +++++++++++++++++++++++++++ 1 files changed, 27 insertions(+), 0 deletions(-) diff --git a/fpu/softfloat-native.h b/fpu/softfloat-native.h index ea7a15e..97fb3c7 100644 --- a/fpu/softfloat-native.h +++ b/fpu/softfloat-native.h @@ -172,6 +172,15 @@ float128 int64_to_float128( int64_t STATUS_PARAM); #endif /*---------------------------------------------------------------------------- +| Software IEC/IEEE single-precision conversion constants. +*----------------------------------------------------------------------------*/ +#define float32_zero (0.0) +#define float32_one (1.0) +#define float32_ln2 (0.6931471) +#define float32_pi (3.1415926) +#define float32_half (0.5) + +/*---------------------------------------------------------------------------- | Software IEC/IEEE single-precision conversion routines. *----------------------------------------------------------------------------*/ int float32_to_int32( float32 STATUS_PARAM); @@ -280,6 +289,15 @@ INLINE float32 float32_scalbn(float32 a, int n) } /*---------------------------------------------------------------------------- +| Software IEC/IEEE double-precision conversion constants. +*----------------------------------------------------------------------------*/ +#define float64_zero (0.0) +#define float64_one (1.0) +#define float64_ln2 (0.693147180559945) +#define float64_pi (3.141592653589793) +#define float64_half (0.5) + +/*---------------------------------------------------------------------------- | Software IEC/IEEE double-precision conversion routines. *----------------------------------------------------------------------------*/ int float64_to_int32( float64 STATUS_PARAM ); @@ -394,6 +412,15 @@ INLINE float64 float64_scalbn(float64 a, int n) #ifdef FLOATX80 /*---------------------------------------------------------------------------- +| Software IEC/IEEE extended double-precision conversion constants. +*----------------------------------------------------------------------------*/ +#define floatx80_zero (0.0L) +#define floatx80_one (1.0L) +#define floatx80_ln2 (0.69314718055994530943L) +#define floatx80_pi (3.14159265358979323851L) +#define floatx80_half (0.5L) + +/*---------------------------------------------------------------------------- | Software IEC/IEEE extended double-precision conversion routines. *----------------------------------------------------------------------------*/ int floatx80_to_int32( floatx80 STATUS_PARAM );