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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
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tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/config/rx/rx.opt
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+; Command line options for the Renesas RX port of GCC.
+; Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.
+; Contributed by Red Hat.
+;
+; This file is part of GCC.
+;
+; GCC is free software; you can redistribute it and/or modify it under
+; the terms of the GNU General Public License as published by the Free
+; Software Foundation; either version 3, or (at your option) any later
+; version.
+;
+; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+; WARRANTY; without even the implied warranty of MERCHANTABILITY or
+; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+; for more details.
+;
+; You should have received a copy of the GNU General Public License
+; along with GCC; see the file COPYING3. If not see
+; <http://www.gnu.org/licenses/>.
+;---------------------------------------------------
+
+; The default is -fpu -m32bit-doubles.
+
+m64bit-doubles
+Target RejectNegative Mask(64BIT_DOUBLES) Report
+Store doubles in 64 bits.
+
+m32bit-doubles
+Target RejectNegative InverseMask(64BIT_DOUBLES) Report
+Stores doubles in 32 bits. This is the default.
+
+nofpu
+Target RejectNegative Alias(mnofpu)
+Disable the use of RX FPU instructions.
+
+mnofpu
+Target RejectNegative Mask(NO_USE_FPU) Report Undocumented
+
+fpu
+Target RejectNegative InverseMask(NO_USE_FPU) Report
+Enable the use of RX FPU instructions. This is the default.
+
+;---------------------------------------------------
+
+mcpu=
+Target RejectNegative Joined Var(rx_cpu_name) Report
+Specify the target RX cpu type.
+
+;---------------------------------------------------
+
+mbig-endian-data
+Target RejectNegative Mask(BIG_ENDIAN_DATA) Report
+Data is stored in big-endian format.
+
+mlittle-endian-data
+Target RejectNegative InverseMask(BIG_ENDIAN_DATA) Report
+Data is stored in little-endian format. (Default).
+
+;---------------------------------------------------
+
+msmall-data-limit=
+Target RejectNegative Joined UInteger Var(rx_small_data_limit) Init(0)
+Maximum size of global and static variables which can be placed into the small data area.
+
+;---------------------------------------------------
+
+msim
+Target
+Use the simulator runtime.
+
+;---------------------------------------------------
+
+mas100-syntax
+Target Mask(AS100_SYNTAX) Report
+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.
+
+;---------------------------------------------------
+
+mrelax
+Target
+Enable linker relaxation.
+
+;---------------------------------------------------
+
+mmax-constant-size=
+Target RejectNegative Joined UInteger Var(rx_max_constant_size) Init(0)
+Maximum size in bytes of constant values allowed as operands.
+
+;---------------------------------------------------
+
+mint-register=
+Target RejectNegative Joined UInteger Var(rx_interrupt_registers) Init(0)
+Specifies the number of registers to reserve for interrupt handlers.
+
+;---------------------------------------------------
+
+msave-acc-in-interrupts
+Target Mask(SAVE_ACC_REGISTER)
+Specifies whether interrupt functions should save and restore the accumulator register.