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comparison gcc/config/rx/rx.opt @ 55:77e2b8dfacca gcc-4.4.5

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update it from 4.4.3 to 4.5.0
author ryoma <e075725@ie.u-ryukyu.ac.jp>
date Fri, 12 Feb 2010 23:39:51 +0900
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children b7f97abdc517
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52:c156f1bd5cd9 55:77e2b8dfacca
1 ; Command line options for the Renesas RX port of GCC.
2 ; Copyright (C) 2008, 2009 Free Software Foundation, Inc.
3 ; Contributed by Red Hat.
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
22 m32bit-doubles
23 Target RejectNegative Mask(32BIT_DOUBLES)
24 Stores doubles in 32 bits.
25
26 m64bit-doubles
27 Target RejectNegative InverseMask(32BIT_DOUBLES)
28 Store doubles in 64 bits. This is the default.
29
30 fpu
31 Target RejectNegative Mask(32BIT_DOUBLES) MaskExists
32 Enable the use of RX FPU instructions.
33
34 nofpu
35 Target RejectNegative InverseMask(32BIT_DOUBLES) MaskExists
36 Disable the use of RX FPU instructions.
37
38 ;---------------------------------------------------
39
40 mcpu=
41 Target RejectNegative Joined Var(rx_cpu_name)
42 Specify the target RX cpu type.
43
44 patch=
45 Target RejectNegative Joined Var(rx_cpu_name)
46 Alias for -mcpu.
47
48 ;---------------------------------------------------
49
50 mbig-endian-data
51 Target RejectNegative Mask(BIG_ENDIAN_DATA)
52 Data is stored in big-endian format.
53
54 mlittle-endian-data
55 Target RejectNegative InverseMask(BIG_ENDIAN_DATA)
56 Data is stored in little-endian format. (Default).
57
58 ;---------------------------------------------------
59
60 msmall-data-limit=
61 Target RejectNegative Joined UInteger Var(rx_small_data_limit) Init(0)
62 Maximum size of global and static variables which can be placed into the small data area.
63
64 ;---------------------------------------------------
65
66 msim
67 Target
68 Use the simulator runtime.
69
70 ;---------------------------------------------------
71
72 mas100-syntax
73 Target Mask(AS100_SYNTAX)
74 Generate assembler output that is compatible with the Renesas AS100 assembler. This may restrict some of the compiler's capabilities. The default is to generate GAS compatable syntax.
75
76 ;---------------------------------------------------
77
78 mrelax
79 Target
80 Enable linker relaxation.
81
82 ;---------------------------------------------------
83
84 mmax-constant-size=
85 Target RejectNegative Joined UInteger Var(rx_max_constant_size) Init(0)
86 Maximum size in bytes of constant values allowed as operands.
87
88 ;---------------------------------------------------
89
90 mint-register=
91 Target RejectNegative Joined UInteger Var(rx_interrupt_registers) Init(0)
92 Specifies the number of registers to reserve for interrupt handlers.
93
94 ;---------------------------------------------------
95
96 msave-acc-in-interrupts
97 Target Mask(SAVE_ACC_REGISTER)
98 Specifies whether interrupt functions should save and restore the accumulator register.