* config/soft-fp: New directory. From glibc.

	* config/soft-fp/t-softfp: New.
	* config/soft-fp/README: New.
	* mklibgcc.in: Handle LIB2FUNCS_EXCLUDE.
	* Makefile.in (LIB2FUNCS_EXCLUDE, SFP_MACHINE): New.
	(libgcc.mk): Pass LIB2FUNCS_EXCLUDE.
	(LIBGCC_DEPS): Add $(SFP_MACHINE).
	* config.gcc: Use rs6000/t-fprules-fpbit or
	rs6000/t-fprules-softfp and soft-fp/t-softfp together with
	rs6000/t-fprules.
	* config/rs6000/sfp-machine.h: New.  Based on glibc.
	* config/rs6000/t-fprules-fpbit, config/rs6000/t-fprules-softfp:
	New.
	* config/rs6000/t-fprules: Remove fp-bit rules.
	* config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Use +=.
	* config/rs6000/t-linux64: Likewise.  Remove duplicates from
	LIB2FUNCS_EXTRA.  Remove fp-bit rules.
	(softfp_wrap_start, softfp_wrap_end): New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@113056 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 46 insertions, 0 deletions

diff --git a/gcc/config/soft-fp/fixtfdi.c b/gcc/config/soft-fp/fixtfdi.c
new file mode 100644
index 00000000000..ea10ce2dd3b
--- /dev/null
+++ b/gcc/config/soft-fp/fixtfdi.c
@@ -0,0 +1,46 @@
+/* Software floating-point emulation.
+   Convert a to 64bit signed integer
+   Copyright (C) 1997,1999,2006 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   In addition to the permissions in the GNU Lesser General Public
+   License, the Free Software Foundation gives you unlimited
+   permission to link the compiled version of this file into
+   combinations with other programs, and to distribute those
+   combinations without any restriction coming from the use of this
+   file.  (The Lesser General Public License restrictions do apply in
+   other respects; for example, they cover modification of the file,
+   and distribution when not linked into a combine executable.)
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
+   MA 02110-1301, USA.  */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+DItype __fixtfdi(TFtype a)
+{
+  FP_DECL_EX;
+  FP_DECL_Q(A);
+  UDItype r;
+
+  FP_UNPACK_RAW_Q(A, a);
+  FP_TO_INT_Q(r, A, DI_BITS, 1);
+  FP_HANDLE_EXCEPTIONS;
+
+  return r;
+}