Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/s390/s390.opt @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
---|---|
date | Tue, 22 Mar 2011 17:18:12 +0900 |
parents | a06113de4d67 |
children | 04ced10e8804 |
rev | line source |
---|---|
0 | 1 ; Options for the S/390 / zSeries port of the compiler. |
2 | |
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
3 ; Copyright (C) 2005, 2006, 2007, 2010 Free Software Foundation, Inc. |
0 | 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 m31 | |
22 Target Report RejectNegative Negative(m64) InverseMask(64BIT) | |
23 31 bit ABI | |
24 | |
25 m64 | |
26 Target Report RejectNegative Negative(m31) Mask(64BIT) | |
27 64 bit ABI | |
28 | |
29 march= | |
30 Target RejectNegative Joined Var(s390_arch_string) | |
31 Generate code for given CPU | |
32 | |
33 mbackchain | |
34 Target Report Mask(BACKCHAIN) | |
35 Maintain backchain pointer | |
36 | |
37 mdebug | |
38 Target Report Mask(DEBUG_ARG) | |
39 Additional debug prints | |
40 | |
41 mesa | |
42 Target Report RejectNegative Negative(mzarch) InverseMask(ZARCH) | |
43 ESA/390 architecture | |
44 | |
45 mhard-dfp | |
46 Target Report Mask(HARD_DFP) | |
47 Enable decimal floating point hardware support | |
48 | |
49 mhard-float | |
50 Target Report RejectNegative Negative(msoft-float) InverseMask(SOFT_FLOAT, HARD_FLOAT) | |
51 Enable hardware floating point | |
52 | |
53 mlong-double-128 | |
54 Target Report RejectNegative Negative(mlong-double-64) Mask(LONG_DOUBLE_128) | |
55 Use 128-bit long double | |
56 | |
57 mlong-double-64 | |
58 Target Report RejectNegative Negative(mlong-double-128) InverseMask(LONG_DOUBLE_128) | |
59 Use 64-bit long double | |
60 | |
61 mpacked-stack | |
62 Target Report Mask(PACKED_STACK) | |
63 Use packed stack layout | |
64 | |
65 msmall-exec | |
66 Target Report Mask(SMALL_EXEC) | |
67 Use bras for executable < 64k | |
68 | |
69 msoft-float | |
70 Target Report RejectNegative Negative(mhard-float) Mask(SOFT_FLOAT) | |
71 Disable hardware floating point | |
72 | |
73 mstack-guard= | |
74 Target RejectNegative Joined | |
75 Set the max. number of bytes which has to be left to stack size before a trap instruction is triggered | |
76 | |
77 mstack-size= | |
78 Target RejectNegative Joined | |
79 Emit extra code in the function prologue in order to trap if the stack size exceeds the given limit | |
80 | |
81 mtune= | |
82 Target RejectNegative Joined | |
83 Schedule code for given CPU | |
84 | |
85 mmvcle | |
86 Target Report Mask(MVCLE) | |
87 mvcle use | |
88 | |
89 mwarn-dynamicstack | |
90 Target RejectNegative Var(s390_warn_dynamicstack_p) | |
91 Warn if a function uses alloca or creates an array with dynamic size | |
92 | |
93 mwarn-framesize= | |
94 Target RejectNegative Joined | |
95 Warn if a single function's framesize exceeds the given framesize | |
96 | |
97 mzarch | |
98 Target Report RejectNegative Negative(mesa) Mask(ZARCH) | |
99 z/Architecture |