Mercurial > hg > CbC > CbC_gcc
comparison gcc/config/m32r/m32r.opt @ 0:a06113de4d67
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author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Fri, 17 Jul 2009 14:47:48 +0900 (2009-07-17) |
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children | 04ced10e8804 |
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1 ; Options for the Renesas M32R port of the compiler. | |
2 | |
3 ; Copyright (C) 2005, 2007 Free Software Foundation, Inc. | |
4 ; | |
5 ; This file is part of GCC. | |
6 ; | |
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 | |
10 ; version. | |
11 ; | |
12 ; GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
13 ; WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 ; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 ; for more details. | |
16 ; | |
17 ; You should have received a copy of the GNU General Public License | |
18 ; along with GCC; see the file COPYING3. If not see | |
19 ; <http://www.gnu.org/licenses/>. | |
20 | |
21 m32rx | |
22 Target Report RejectNegative Mask(M32RX) | |
23 Compile for the m32rx | |
24 | |
25 m32r2 | |
26 Target Report RejectNegative Mask(M32R2) | |
27 Compile for the m32r2 | |
28 | |
29 m32r | |
30 Target RejectNegative | |
31 Compile for the m32r | |
32 | |
33 malign-loops | |
34 Target Report Mask(ALIGN_LOOPS) | |
35 Align all loops to 32 byte boundary | |
36 | |
37 mbranch-cost=1 | |
38 Target Report RejectNegative Mask(BRANCH_COST) | |
39 Prefer branches over conditional execution | |
40 | |
41 mbranch-cost=2 | |
42 Target Report RejectNegative InverseMask(BRANCH_COST) | |
43 Give branches their default cost | |
44 | |
45 mdebug | |
46 Target Mask(DEBUG) | |
47 Display compile time statistics | |
48 | |
49 mflush-func= | |
50 Target RejectNegative Joined Var(m32r_cache_flush_func) Init(CACHE_FLUSH_FUNC) | |
51 Specify cache flush function | |
52 | |
53 mflush-trap= | |
54 Target RejectNegative Joined UInteger Var(m32r_cache_flush_trap) Init(CACHE_FLUSH_TRAP) | |
55 Specify cache flush trap number | |
56 | |
57 missue-rate=1 | |
58 Target Report RejectNegative Mask(LOW_ISSUE_RATE) | |
59 Only issue one instruction per cycle | |
60 | |
61 missue-rate=2 | |
62 Target Report RejectNegative InverseMask(LOW_ISSUE_RATE) | |
63 Allow two instructions to be issued per cycle | |
64 | |
65 mmodel= | |
66 Target RejectNegative Joined | |
67 Code size: small, medium or large | |
68 | |
69 mno-flush-func | |
70 Target RejectNegative | |
71 Don't call any cache flush functions | |
72 | |
73 mno-flush-trap | |
74 Target RejectNegative | |
75 Don't call any cache flush trap | |
76 | |
77 ; mrelax | |
78 ; Target Mask(RELAX) | |
79 | |
80 msdata= | |
81 Target RejectNegative Joined | |
82 Small data area: none, sdata, use |