From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50213) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XcEHK-00081l-F2 for qemu-devel@nongnu.org; Thu, 09 Oct 2014 10:01:23 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XcEH9-0005Od-Gn for qemu-devel@nongnu.org; Thu, 09 Oct 2014 10:01:14 -0400 Message-ID: <54369514.5000004@gmail.com> Date: Thu, 09 Oct 2014 22:00:52 +0800 From: Chen Gang MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] [PATCH] disas/libvixl/a64/instructions-a64.h: Remove useless varialbe to avoid building break with '-Werror' List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: peter.maydell@linaro.org, "rth@twiddle.net" Cc: qemu-trivial@nongnu.org, qemu-devel The related variables are useless, need be removed, or can not pass microblaze building, after fix it, can build microblaze, successfully. The related configuration: ./configure --target-list="arm-softmmu,microblazeel-softmmu" --enable-fdt --disable-kvm The related compiling error: CXX disas/arm-a64.o In file included from /upstream/qemu/disas/libvixl/a64/disasm-a64.h:32:0, from disas/arm-a64.cc:20: disas/libvixl/a64/instructions-a64.h:98:13: error: 'vixl::kFP32PositiveInfinity' defined but not used [-Werror=unused-variable] const float kFP32PositiveInfinity = rawbits_to_float(0x7f800000); ^ disas/libvixl/a64/instructions-a64.h:99:13: error: 'vixl::kFP32NegativeInfinity' defined but not used [-Werror=unused-variable] const float kFP32NegativeInfinity = rawbits_to_float(0xff800000); ^ disas/libvixl/a64/instructions-a64.h:100:14: error: 'vixl::kFP64PositiveInfinity' defined but not used [-Werror=unused-variable] const double kFP64PositiveInfinity = ^ disas/libvixl/a64/instructions-a64.h:102:14: error: 'vixl::kFP64NegativeInfinity' defined but not used [-Werror=unused-variable] const double kFP64NegativeInfinity = ^ disas/libvixl/a64/instructions-a64.h:107:21: error: 'vixl::kFP64SignallingNaN' defined but not used [-Werror=unused-variable] static const double kFP64SignallingNaN = ^ disas/libvixl/a64/instructions-a64.h:109:20: error: 'vixl::kFP32SignallingNaN' defined but not used [-Werror=unused-variable] static const float kFP32SignallingNaN = rawbits_to_float(0x7f800001); ^ disas/libvixl/a64/instructions-a64.h:112:21: error: 'vixl::kFP64QuietNaN' defined but not used [-Werror=unused-variable] static const double kFP64QuietNaN = ^ disas/libvixl/a64/instructions-a64.h:114:20: error: 'vixl::kFP32QuietNaN' defined but not used [-Werror=unused-variable] static const float kFP32QuietNaN = rawbits_to_float(0x7fc00001); ^ disas/libvixl/a64/instructions-a64.h:117:21: error: 'vixl::kFP64DefaultNaN' defined but not used [-Werror=unused-variable] static const double kFP64DefaultNaN = ^ disas/libvixl/a64/instructions-a64.h:119:20: error: 'vixl::kFP32DefaultNaN' defined but not used [-Werror=unused-variable] static const float kFP32DefaultNaN = rawbits_to_float(0x7fc00000); ^ cc1plus: all warnings being treated as errors make: *** [disas/arm-a64.o] Error 1 Signed-off-by: Chen Gang --- disas/libvixl/a64/instructions-a64.h | 24 ------------------------ 1 file changed, 24 deletions(-) diff --git a/disas/libvixl/a64/instructions-a64.h b/disas/libvixl/a64/instructions-a64.h index d5b90c5..1eea851 100644 --- a/disas/libvixl/a64/instructions-a64.h +++ b/disas/libvixl/a64/instructions-a64.h @@ -95,30 +95,6 @@ const unsigned kDoubleExponentBits = 11; const unsigned kFloatMantissaBits = 23; const unsigned kFloatExponentBits = 8; -const float kFP32PositiveInfinity = rawbits_to_float(0x7f800000); -const float kFP32NegativeInfinity = rawbits_to_float(0xff800000); -const double kFP64PositiveInfinity = - rawbits_to_double(UINT64_C(0x7ff0000000000000)); -const double kFP64NegativeInfinity = - rawbits_to_double(UINT64_C(0xfff0000000000000)); - -// This value is a signalling NaN as both a double and as a float (taking the -// least-significant word). -static const double kFP64SignallingNaN = - rawbits_to_double(UINT64_C(0x7ff000007f800001)); -static const float kFP32SignallingNaN = rawbits_to_float(0x7f800001); - -// A similar value, but as a quiet NaN. -static const double kFP64QuietNaN = - rawbits_to_double(UINT64_C(0x7ff800007fc00001)); -static const float kFP32QuietNaN = rawbits_to_float(0x7fc00001); - -// The default NaN values (for FPCR.DN=1). -static const double kFP64DefaultNaN = - rawbits_to_double(UINT64_C(0x7ff8000000000000)); -static const float kFP32DefaultNaN = rawbits_to_float(0x7fc00000); - - enum LSDataSize { LSByte = 0, LSHalfword = 1, -- 1.9.3