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diff --git a/gcc-4.9/gcc/config/bfin/bfin.opt b/gcc-4.9/gcc/config/bfin/bfin.opt
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+; Options for the Blackfin port of the compiler
+;
+; Copyright (C) 2005-2014 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.
+;
+; You should have received a copy of the GNU General Public License
+; along with GCC; see the file COPYING3.  If not see
+; <http://www.gnu.org/licenses/>.
+
+HeaderInclude
+config/bfin/bfin-opts.h
+
+; Value of -mcpu=.
+Variable
+bfin_cpu_t bfin_cpu_type = BFIN_CPU_UNKNOWN
+
+; -msi-revision support. There are three special values:
+; -1      -msi-revision=none.
+; 0xffff  -msi-revision=any.
+Variable
+int bfin_si_revision
+
+; The workarounds enabled.
+Variable
+unsigned int bfin_workarounds = 0
+
+msim
+Target RejectNegative
+Use simulator runtime
+
+mcpu=
+Target RejectNegative Joined
+Specify the name of the target CPU
+
+momit-leaf-frame-pointer
+Target Report Mask(OMIT_LEAF_FRAME_POINTER)
+Omit frame pointer for leaf functions
+
+mlow64k
+Target Report Mask(LOW_64K)
+Program is entirely located in low 64k of memory
+
+mcsync-anomaly
+Target Report Var(bfin_csync_anomaly) Init(-1)
+Work around a hardware anomaly by adding a number of NOPs before a
+CSYNC or SSYNC instruction.
+
+mspecld-anomaly
+Target Report Var(bfin_specld_anomaly) Init(-1)
+Avoid speculative loads to work around a hardware anomaly.
+
+mid-shared-library
+Target Report Mask(ID_SHARED_LIBRARY)
+Enabled ID based shared library
+
+mleaf-id-shared-library
+Target Report Mask(LEAF_ID_SHARED_LIBRARY)
+Generate code that won't be linked against any other ID shared libraries,
+but may be used as a shared library.
+
+mshared-library-id=
+Target RejectNegative Joined UInteger Var(bfin_library_id)
+ID of shared library to build
+
+msep-data
+Target Report Mask(SEP_DATA)
+Enable separate data segment
+
+mlong-calls
+Target Report Mask(LONG_CALLS)
+Avoid generating pc-relative calls; use indirection
+
+mfast-fp
+Target Report Mask(FAST_FP)
+Link with the fast floating-point library
+
+mfdpic
+Target Report Mask(FDPIC)
+Enable Function Descriptor PIC mode
+
+minline-plt
+Target Report Mask(INLINE_PLT)
+Enable inlining of PLT in function calls
+
+mstack-check-l1
+Target Report Mask(STACK_CHECK_L1)
+Do stack checking using bounds in L1 scratch memory
+
+mmulticore
+Target Report Mask(MULTICORE)
+Enable multicore support
+
+mcorea
+Target Report Mask(COREA)
+Build for Core A
+
+mcoreb
+Target Report Mask(COREB)
+Build for Core B
+
+msdram
+Target Report Mask(SDRAM)
+Build for SDRAM
+
+micplb
+Target Report Mask(ICPLB)
+Assume ICPLBs are enabled at runtime.