From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:46159) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TiTWI-0004Yb-B9 for qemu-devel@nongnu.org; Tue, 11 Dec 2012 12:21:32 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TiTWB-00033M-4M for qemu-devel@nongnu.org; Tue, 11 Dec 2012 12:21:26 -0500 Received: from mail-ie0-f178.google.com ([209.85.223.178]:44303) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TiTWA-00033H-Vo for qemu-devel@nongnu.org; Tue, 11 Dec 2012 12:21:19 -0500 Received: by mail-ie0-f178.google.com with SMTP id c12so15364281ieb.23 for ; Tue, 11 Dec 2012 09:21:18 -0800 (PST) Sender: Richard Henderson From: Richard Henderson Date: Tue, 11 Dec 2012 09:21:12 -0800 Message-Id: <1355246472-16743-3-git-send-email-rth@twiddle.net> In-Reply-To: <1355246472-16743-1-git-send-email-rth@twiddle.net> References: <1355246472-16743-1-git-send-email-rth@twiddle.net> Subject: [Qemu-devel] [PATCH 2/2] softfloat: Implement uint64_to_float128 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: afaerber@suse.de Signed-off-by: Richard Henderson --- fpu/softfloat.c | 8 ++++++++ fpu/softfloat.h | 3 +++ 2 files changed, 11 insertions(+) diff --git a/fpu/softfloat.c b/fpu/softfloat.c index 0daad0d..506defb 100644 --- a/fpu/softfloat.c +++ b/fpu/softfloat.c @@ -1339,6 +1339,14 @@ float128 int64_to_float128( int64 a STATUS_PARAM ) } +float128 uint64_to_float128(uint64 a STATUS_PARAM) +{ + if (a == 0) { + return float128_zero; + } + return normalizeRoundAndPackFloat128(0, 0x406E, a, 0 STATUS_VAR); +} + /*---------------------------------------------------------------------------- | Returns the result of converting the single-precision floating-point value | `a' to the 32-bit two's complement integer format. The conversion is diff --git a/fpu/softfloat.h b/fpu/softfloat.h index d8999b3..48cdb7d 100644 --- a/fpu/softfloat.h +++ b/fpu/softfloat.h @@ -237,6 +237,7 @@ float64 int64_to_float64( int64 STATUS_PARAM ); float64 uint64_to_float64( uint64 STATUS_PARAM ); floatx80 int64_to_floatx80( int64 STATUS_PARAM ); float128 int64_to_float128( int64 STATUS_PARAM ); +float128 uint64_to_float128(uint64 STATUS_PARAM); /*---------------------------------------------------------------------------- | Software half-precision conversion routines. @@ -630,6 +631,8 @@ INLINE int float128_is_any_nan(float128 a) ((a.low != 0) || ((a.high & 0xffffffffffffLL) != 0)); } +#define float128_zero make_float128(0, 0) + /*---------------------------------------------------------------------------- | The pattern for a default generated quadruple-precision NaN. *----------------------------------------------------------------------------*/ -- 1.7.11.7