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comparison gcc/config/xtensa/xtensa.opt @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents f6334be47118
children 84e7813d76e9
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68:561a7518be6b 111:04ced10e8804
1 ; Options for the Tensilica Xtensa port of the compiler. 1 ; Options for the Tensilica Xtensa port of the compiler.
2 2
3 ; Copyright (C) 2005, 2007, 2008, 2010 Free Software Foundation, Inc. 3 ; Copyright (C) 2005-2017 Free Software Foundation, Inc.
4 ; 4 ;
5 ; This file is part of GCC. 5 ; This file is part of GCC.
6 ; 6 ;
7 ; GCC is free software; you can redistribute it and/or modify it under 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 8 ; the terms of the GNU General Public License as published by the Free
18 ; along with GCC; see the file COPYING3. If not see 18 ; along with GCC; see the file COPYING3. If not see
19 ; <http://www.gnu.org/licenses/>. 19 ; <http://www.gnu.org/licenses/>.
20 20
21 mconst16 21 mconst16
22 Target Report Mask(CONST16) 22 Target Report Mask(CONST16)
23 Use CONST16 instruction to load constants 23 Use CONST16 instruction to load constants.
24 24
25 mforce-no-pic 25 mforce-no-pic
26 Target Report Mask(FORCE_NO_PIC) 26 Target Report Mask(FORCE_NO_PIC)
27 Disable position-independent code (PIC) for use in OS kernel code 27 Disable position-independent code (PIC) for use in OS kernel code.
28 28
29 mlongcalls 29 mlongcalls
30 Target 30 Target
31 Use indirect CALLXn instructions for large programs 31 Use indirect CALLXn instructions for large programs.
32 32
33 mtarget-align 33 mtarget-align
34 Target 34 Target
35 Automatically align branch targets to reduce branch penalties 35 Automatically align branch targets to reduce branch penalties.
36 36
37 mtext-section-literals 37 mtext-section-literals
38 Target 38 Target
39 Intersperse literal pools with code in the text section 39 Intersperse literal pools with code in the text section.
40
41 mauto-litpools
42 Target Report Mask(AUTO_LITPOOLS)
43 Relax literals in assembler and place them automatically in the text section.
40 44
41 mserialize-volatile 45 mserialize-volatile
42 Target Report Mask(SERIALIZE_VOLATILE) 46 Target Report Mask(SERIALIZE_VOLATILE)
43 -mno-serialize-volatile Do not serialize volatile memory references with MEMW instructions 47 -mno-serialize-volatile Do not serialize volatile memory references with MEMW instructions.