1 ; Options for the NEC V850 port of the compiler.
3 ; Copyright (C) 2005-2024 Free Software Foundation, Inc.
5 ; This file is part of GCC.
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22 config/v850/v850-opts.h
25 int small_memory_max[(int)SMALL_MEMORY_max] = { 0, 0, 0 }
29 Use registers r2 and r5.
32 Target Mask(BIG_SWITCH)
33 Use 4 byte entries in switch tables.
37 Enable backend debugging.
40 Target Mask(DISABLE_CALLT)
41 Do not use the callt instruction (default).
45 Reuse r30 on a per function basis.
48 Target RejectNegative InverseMask(GCC_ABI) MaskExists
51 Target Mask(LONG_CALLS)
52 Prohibit PC relative function calls.
55 Target Mask(PROLOG_FUNCTION)
56 Use stubs for function prologues.
59 Target RejectNegative Joined UInteger
60 Set the max size of data eligible for the SDA area.
63 Target RejectNegative Joined Undocumented Alias(msda=)
66 Target Mask(SMALL_SLD)
67 Enable the use of the short load instructions.
71 Same as: -mep -mprolog-function.
74 Target RejectNegative Joined UInteger
75 Set the max size of data eligible for the TDA area.
78 Target RejectNegative Joined Undocumented Alias(mtda=)
81 Target Mask(NO_STRICT_ALIGN)
82 Do not enforce strict alignment.
84 mjump-tables-in-data-section
85 Target Mask(JUMP_TABLES_IN_DATA_SECTION)
86 Put jump tables for switch statements into the .data section rather than the .code section.
89 Target Mask(US_BIT_SET)
92 Target RejectNegative Mask(V850)
93 Compile for the v850 processor.
96 Target RejectNegative Mask(V850E)
97 Compile for the v850e processor.
100 Target RejectNegative Mask(V850E1)
101 Compile for the v850e1 processor.
104 Target RejectNegative Mask(V850E1)
105 Compile for the v850es variant of the v850e1.
108 Target RejectNegative Mask(V850E2)
109 Compile for the v850e2 processor.
112 Target RejectNegative Mask(V850E2V3)
113 Compile for the v850e2v3 processor.
116 Target RejectNegative Mask(V850E3V5)
117 Compile for the v850e3v5 processor.
120 Target RejectNegative Mask(V850E3V5) MaskExists
124 Enable v850e3v5 loop instructions.
127 Target RejectNegative Joined UInteger
128 Set the max size of data eligible for the ZDA area.
131 Target RejectNegative Joined Undocumented Alias(mzda=)
135 Enable relaxing in the assembler.
138 Target Mask(BIG_SWITCH) MaskExists
139 Prohibit PC relative jumps.
142 Target RejectNegative Mask(SOFT_FLOAT)
143 Inhibit the use of hardware floating point instructions.
146 Target RejectNegative InverseMask(SOFT_FLOAT) MaskExists
147 Allow the use of hardware floating point instructions for V850E2V3 and up.
150 Target RejectNegative InverseMask(GCC_ABI) MaskExists
151 Enable support for the RH850 ABI. This is the default.
154 Target RejectNegative Mask(GCC_ABI)
155 Enable support for the old GCC ABI.
158 Target Mask(8BYTE_ALIGN)
159 Support alignments of up to 64-bits.