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Commit | Line | Data |
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65a324b4 | 1 | ; Command line options for the Renesas RX port of GCC. |
413519ae | 2 | ; Copyright (C) 2008, 2009, 2010, 2011 Free Software Foundation, Inc. |
65a324b4 NC |
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 | ||
abd016e6 JM |
22 | HeaderInclude |
23 | config/rx/rx-opts.h | |
24 | ||
5f75e477 | 25 | ; The default is -fpu -m32bit-doubles. |
9595a419 | 26 | |
65a324b4 | 27 | m64bit-doubles |
5f75e477 NC |
28 | Target RejectNegative Mask(64BIT_DOUBLES) Report |
29 | Store doubles in 64 bits. | |
65a324b4 | 30 | |
5f75e477 NC |
31 | m32bit-doubles |
32 | Target RejectNegative InverseMask(64BIT_DOUBLES) Report | |
33 | Stores doubles in 32 bits. This is the default. | |
9595a419 NC |
34 | |
35 | nofpu | |
2be55a25 | 36 | Target RejectNegative Alias(mnofpu) |
5f75e477 NC |
37 | Disable the use of RX FPU instructions. |
38 | ||
39 | mnofpu | |
2be55a25 | 40 | Target RejectNegative Mask(NO_USE_FPU) Report Undocumented |
5f75e477 NC |
41 | |
42 | fpu | |
43 | Target RejectNegative InverseMask(NO_USE_FPU) Report | |
44 | Enable the use of RX FPU instructions. This is the default. | |
9595a419 NC |
45 | |
46 | ;--------------------------------------------------- | |
47 | ||
48 | mcpu= | |
abd016e6 | 49 | Target RejectNegative Joined Var(rx_cpu_type) Report ToLower Enum(rx_cpu_types) Init(RX600) |
9595a419 NC |
50 | Specify the target RX cpu type. |
51 | ||
abd016e6 JM |
52 | Enum |
53 | Name(rx_cpu_types) Type(enum rx_cpu_types) | |
54 | ||
55 | EnumValue | |
5f2c36e1 | 56 | Enum(rx_cpu_types) String(rx610) Value(RX610) |
abd016e6 JM |
57 | |
58 | EnumValue | |
5f2c36e1 | 59 | Enum(rx_cpu_types) String(rx200) Value(RX200) |
abd016e6 JM |
60 | |
61 | EnumValue | |
5f2c36e1 | 62 | Enum(rx_cpu_types) String(rx600) Value(RX600) |
abd016e6 | 63 | |
65a324b4 NC |
64 | ;--------------------------------------------------- |
65 | ||
66 | mbig-endian-data | |
5f75e477 | 67 | Target RejectNegative Mask(BIG_ENDIAN_DATA) Report |
65a324b4 NC |
68 | Data is stored in big-endian format. |
69 | ||
70 | mlittle-endian-data | |
5f75e477 | 71 | Target RejectNegative InverseMask(BIG_ENDIAN_DATA) Report |
65a324b4 NC |
72 | Data is stored in little-endian format. (Default). |
73 | ||
74 | ;--------------------------------------------------- | |
75 | ||
76 | msmall-data-limit= | |
77 | Target RejectNegative Joined UInteger Var(rx_small_data_limit) Init(0) | |
78 | Maximum size of global and static variables which can be placed into the small data area. | |
79 | ||
80 | ;--------------------------------------------------- | |
81 | ||
82 | msim | |
83 | Target | |
84 | Use the simulator runtime. | |
85 | ||
86 | ;--------------------------------------------------- | |
87 | ||
88 | mas100-syntax | |
5f75e477 | 89 | Target Mask(AS100_SYNTAX) Report |
073a8998 | 90 | 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 compatible syntax. |
65a324b4 NC |
91 | |
92 | ;--------------------------------------------------- | |
93 | ||
94 | mrelax | |
95 | Target | |
96 | Enable linker relaxation. | |
97 | ||
98 | ;--------------------------------------------------- | |
99 | ||
100 | mmax-constant-size= | |
101 | Target RejectNegative Joined UInteger Var(rx_max_constant_size) Init(0) | |
102 | Maximum size in bytes of constant values allowed as operands. | |
103 | ||
104 | ;--------------------------------------------------- | |
105 | ||
106 | mint-register= | |
abd016e6 | 107 | Target RejectNegative Joined UInteger Var(rx_deferred_options) Defer |
65a324b4 | 108 | Specifies the number of registers to reserve for interrupt handlers. |
9595a419 NC |
109 | |
110 | ;--------------------------------------------------- | |
111 | ||
112 | msave-acc-in-interrupts | |
113 | Target Mask(SAVE_ACC_REGISTER) | |
114 | Specifies whether interrupt functions should save and restore the accumulator register. | |
878a9174 DD |
115 | |
116 | ;--------------------------------------------------- | |
117 | ||
118 | mpid | |
119 | Target Mask(PID) | |
120 | Enables Position-Independent-Data (PID) mode. |