[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [UNIKRAFT/LIBTFLITE PATCH v2 1/1] Add clrsbdi2 needed by tensorflowlite
Hi George, this patch looks good, thanks. Reviewed-by: Felipe Huici <felipe.huici@xxxxxxxxx> On Wed, Apr 15, 2020 at 8:17 AM George Muraru <murarugeorgec@xxxxxxxxx> wrote: > > Signed-off-by: George Muraru <murarugeorgec@xxxxxxxxx> > --- > Makefile.uk | 5 +++++ > lib/builtins/clrsbdi2.c | 35 +++++++++++++++++++++++++++++++++++ > 2 files changed, 40 insertions(+) > create mode 100644 lib/builtins/clrsbdi2.c > > diff --git a/Makefile.uk b/Makefile.uk > index 23f9e2e..dcb042b 100644 > --- a/Makefile.uk > +++ b/Makefile.uk > @@ -62,8 +62,11 @@ > LIBCOMPILER_RT_SRC=$(LIBCOMPILER_RT_ORIGIN)/$(LIBCOMPILER_RT_SUBDIR) > # Library includes > > ################################################################################ > CINCLUDES-$(CONFIG_LIBCOMPILER_RT) += -I$(LIBCOMPILER_RT_SRC)/lib > +CINCLUDES-$(CONFIG_LIBCOMPILER_RT) += -I$(LIBCOMPILER_RT_SRC)/lib/builtins > CINCLUDES-$(CONFIG_LIBCOMPILER_RT) += -I$(LIBCOMPILER_RT_SRC)/include > + > CXXINCLUDES-$(CONFIG_LIBCOMPILER_RT) += -I$(LIBCOMPILER_RT_SRC)/lib > +CXXINCLUDES-$(CONFIG_LIBCOMPILER_RT) += -I$(LIBCOMPILER_RT_SRC)/lib/builtins > CXXINCLUDES-$(CONFIG_LIBCOMPILER_RT) += -I$(LIBCOMPILER_RT_SRC)/include > > > ################################################################################ > @@ -238,3 +241,5 @@ LIBCOMPILER_RT_SRCS-$(CONFIG_ARCH_X86_64) += > $(LIBCOMPILER_RT_SRC)/lib/builtins/ > ifdef CONFIG_LIBCOMPILER_RT_ATOMIC > LIBCOMPILER_RT_SRCS-y += $(LIBCOMPILER_RT_SRC)/lib/builtins/atomic.c > endif > + > +LIBCOMPILER_RT_SRCS-y += $(LIBCOMPILER_RT_BASE)/lib/builtins/clrsbdi2.c > diff --git a/lib/builtins/clrsbdi2.c b/lib/builtins/clrsbdi2.c > new file mode 100644 > index 0000000..286d510 > --- /dev/null > +++ b/lib/builtins/clrsbdi2.c > @@ -0,0 +1,35 @@ > +/* Copyright (C) 2013-2017 Free Software Foundation, Inc. > + This file is part of GCC. > + GCC is free software; you can redistribute it and/or modify it under > + the terms of the GNU General Public License as published by the Free > + Software Foundation; either version 3, or (at your option) any later > + version. > + GCC is distributed in the hope that it will be useful, but WITHOUT ANY > + WARRANTY; without even the implied warranty of MERCHANTABILITY or > + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License > + for more details. > + Under Section 7 of GPL version 3, you are granted additional > + permissions described in the GCC Runtime Library Exception, version > + 3.1, as published by the Free Software Foundation. > + You should have received a copy of the GNU General Public License and > + a copy of the GCC Runtime Library Exception along with this program; > + see the files COPYING3 and COPYING.RUNTIME respectively. If not, see > + <http://www.gnu.org/licenses/>. > +*/ > + > +#include <int_lib.h> > + > +/* Returns: Number of leading zeroes */ > + > + > +COMPILER_RT_ABI di_int > +__clrsbdi2(di_int x) > +{ > + int ret; > + if (x < 0LL) > + x = ~x; > + if (x == 0LL) > + return 8 * sizeof (x) -1; > + ret = __builtin_clz((du_int) x); > + return ret - 1; > +} > -- > 2.17.1 > >
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