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jeremybenn |
; Command line options for the Renesas RX port of GCC.
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; Copyright (C) 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
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; Contributed by Red Hat.
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;
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; This file is part of GCC.
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;
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; GCC is free software; you can redistribute it and/or modify it under
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; the terms of the GNU General Public License as published by the Free
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; Software Foundation; either version 3, or (at your option) any later
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; version.
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;
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; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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; WARRANTY; without even the implied warranty of MERCHANTABILITY or
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; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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; for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with GCC; see the file COPYING3. If not see
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; .
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;---------------------------------------------------
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HeaderInclude
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config/rx/rx-opts.h
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; The default is -fpu -m32bit-doubles.
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m64bit-doubles
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Target RejectNegative Mask(64BIT_DOUBLES) Report
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Store doubles in 64 bits.
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m32bit-doubles
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Target RejectNegative InverseMask(64BIT_DOUBLES) Report
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Stores doubles in 32 bits. This is the default.
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nofpu
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Target RejectNegative Alias(mnofpu)
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Disable the use of RX FPU instructions.
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mnofpu
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Target RejectNegative Mask(NO_USE_FPU) Report Undocumented
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fpu
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Target RejectNegative InverseMask(NO_USE_FPU) Report
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Enable the use of RX FPU instructions. This is the default.
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;---------------------------------------------------
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mcpu=
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Target RejectNegative Joined Var(rx_cpu_type) Report ToLower Enum(rx_cpu_types) Init(RX600)
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Specify the target RX cpu type.
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Enum
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Name(rx_cpu_types) Type(enum rx_cpu_types)
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EnumValue
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Enum(rx_cpu_types) String(rx610) Value(RX610)
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EnumValue
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Enum(rx_cpu_types) String(rx200) Value(RX200)
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EnumValue
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Enum(rx_cpu_types) String(rx600) Value(RX600)
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;---------------------------------------------------
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mbig-endian-data
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Target RejectNegative Mask(BIG_ENDIAN_DATA) Report
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Data is stored in big-endian format.
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mlittle-endian-data
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Target RejectNegative InverseMask(BIG_ENDIAN_DATA) Report
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Data is stored in little-endian format. (Default).
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;---------------------------------------------------
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msmall-data-limit=
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Target RejectNegative Joined UInteger Var(rx_small_data_limit) Init(0)
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Maximum size of global and static variables which can be placed into the small data area.
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;---------------------------------------------------
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msim
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Target
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Use the simulator runtime.
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;---------------------------------------------------
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mas100-syntax
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Target Mask(AS100_SYNTAX) Report
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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.
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;---------------------------------------------------
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mrelax
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Target
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Enable linker relaxation.
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;---------------------------------------------------
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mmax-constant-size=
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Target RejectNegative Joined UInteger Var(rx_max_constant_size) Init(0)
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Maximum size in bytes of constant values allowed as operands.
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;---------------------------------------------------
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mint-register=
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Target RejectNegative Joined UInteger Var(rx_deferred_options) Defer
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Specifies the number of registers to reserve for interrupt handlers.
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;---------------------------------------------------
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msave-acc-in-interrupts
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Target Mask(SAVE_ACC_REGISTER)
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Specifies whether interrupt functions should save and restore the accumulator register.
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;---------------------------------------------------
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mpid
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Target Mask(PID)
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Enables Position-Independent-Data (PID) mode.
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