1 ; Options for the Blackfin port of the compiler
3 ; Copyright (C) 2005-2014 Free Software Foundation, Inc.
5 ; This file is part of GCC.
7 ; GCC is free software; you can redistribute it and/or modify it under
8 ; the terms of the GNU General Public License as published by the Free
9 ; Software Foundation; either version 3, or (at your option) any later
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13 ; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 ; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
15 ; License for more details.
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18 ; along with GCC; see the file COPYING3. If not see
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22 config/bfin/bfin-opts.h
26 bfin_cpu_t bfin_cpu_type = BFIN_CPU_UNKNOWN
28 ; -msi-revision support. There are three special values:
29 ; -1 -msi-revision=none.
30 ; 0xffff -msi-revision=any.
34 ; The workarounds enabled.
36 unsigned int bfin_workarounds = 0
43 Target RejectNegative Joined
44 Specify the name of the target CPU
46 momit-leaf-frame-pointer
47 Target Report Mask(OMIT_LEAF_FRAME_POINTER)
48 Omit frame pointer for leaf functions
51 Target Report Mask(LOW_64K)
52 Program is entirely located in low 64k of memory
55 Target Report Var(bfin_csync_anomaly) Init(-1)
56 Work around a hardware anomaly by adding a number of NOPs before a
57 CSYNC or SSYNC instruction.
60 Target Report Var(bfin_specld_anomaly) Init(-1)
61 Avoid speculative loads to work around a hardware anomaly.
64 Target Report Mask(ID_SHARED_LIBRARY)
65 Enabled ID based shared library
67 mleaf-id-shared-library
68 Target Report Mask(LEAF_ID_SHARED_LIBRARY)
69 Generate code that won't be linked against any other ID shared libraries,
70 but may be used as a shared library.
73 Target RejectNegative Joined UInteger Var(bfin_library_id)
74 ID of shared library to build
77 Target Report Mask(SEP_DATA)
78 Enable separate data segment
81 Target Report Mask(LONG_CALLS)
82 Avoid generating pc-relative calls; use indirection
85 Target Report Mask(FAST_FP)
86 Link with the fast floating-point library
89 Target Report Mask(FDPIC)
90 Enable Function Descriptor PIC mode
93 Target Report Mask(INLINE_PLT)
94 Enable inlining of PLT in function calls
97 Target Report Mask(STACK_CHECK_L1)
98 Do stack checking using bounds in L1 scratch memory
101 Target Report Mask(MULTICORE)
102 Enable multicore support
105 Target Report Mask(COREA)
109 Target Report Mask(COREB)
113 Target Report Mask(SDRAM)
117 Target Report Mask(ICPLB)
118 Assume ICPLBs are enabled at runtime.