From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:36220) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TAk0Y-0003I7-Th for qemu-devel@nongnu.org; Sun, 09 Sep 2012 12:05:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TAk0W-0007pr-Sg for qemu-devel@nongnu.org; Sun, 09 Sep 2012 12:05:14 -0400 Received: from mail-lpp01m010-f45.google.com ([209.85.215.45]:63685) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TAk0W-0007WX-L5 for qemu-devel@nongnu.org; Sun, 09 Sep 2012 12:05:12 -0400 Received: by mail-lpp01m010-f45.google.com with SMTP id z14so574040lag.4 for ; Sun, 09 Sep 2012 09:05:12 -0700 (PDT) From: Max Filippov Date: Sun, 9 Sep 2012 20:04:33 +0400 Message-Id: <1347206679-428-5-git-send-email-jcmvbkbc@gmail.com> In-Reply-To: <1347206679-428-1-git-send-email-jcmvbkbc@gmail.com> References: <1347206679-428-1-git-send-email-jcmvbkbc@gmail.com> Subject: [Qemu-devel] [PATCH v2 04/10] target-xtensa: specialize softfloat NaN rules List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Blue Swirl , Peter Maydell , Max Filippov NaN propagation rule: leftmost NaN in the expression gets propagated to the result. Signed-off-by: Max Filippov --- Changes v1->v2: - drop float32_maybe_silence_nan specialization fpu/softfloat-specialize.h | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/fpu/softfloat-specialize.h b/fpu/softfloat-specialize.h index 2b203b9..f9642f0 100644 --- a/fpu/softfloat-specialize.h +++ b/fpu/softfloat-specialize.h @@ -61,7 +61,8 @@ const float16 float16_default_nan = const_float16(0xFE00); *----------------------------------------------------------------------------*/ #if defined(TARGET_SPARC) const float32 float32_default_nan = const_float32(0x7FFFFFFF); -#elif defined(TARGET_PPC) || defined(TARGET_ARM) || defined(TARGET_ALPHA) +#elif defined(TARGET_PPC) || defined(TARGET_ARM) || defined(TARGET_ALPHA) || \ + defined(TARGET_XTENSA) const float32 float32_default_nan = const_float32(0x7FC00000); #elif SNAN_BIT_IS_ONE const float32 float32_default_nan = const_float32(0x7FBFFFFF); @@ -400,7 +401,7 @@ static int pickNaN(flag aIsQNaN, flag aIsSNaN, flag bIsQNaN, flag bIsSNaN, return 1; } } -#elif defined(TARGET_PPC) +#elif defined(TARGET_PPC) || defined(TARGET_XTENSA) static int pickNaN(flag aIsQNaN, flag aIsSNaN, flag bIsQNaN, flag bIsSNaN, flag aIsLargerSignificand) { -- 1.7.7.6