20c7c30eb4
* sparc/splet.h (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian.
({CPP,ASM,LINK}_SPEC): Add little endian support.
({BYTES,WORDS}_BIG_ENDIAN): Likewise.
From-SVN: r12662
60 lines
1.9 KiB
C
60 lines
1.9 KiB
C
/* Definitions of target machine for GNU compiler, for SPARClet.
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Copyright (C) 1996 Free Software Foundation, Inc.
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Contributed by Doug Evans (dje@cygnus.com).
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "sparc/aout.h"
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/* -mbroken-saverestore is not included here because the long term
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default is -mno-broken-saverestore. */
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#undef TARGET_DEFAULT
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#define TARGET_DEFAULT (MASK_APP_REGS + MASK_EPILOGUE)
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/* -mlive-g0 is only supported on the sparclet. */
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#undef SUBTARGET_SWITCHES
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#define SUBTARGET_SWITCHES \
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{"big-endian", -MASK_LITTLE_ENDIAN}, \
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{"little-endian", MASK_LITTLE_ENDIAN}, \
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{"live-g0", MASK_LIVE_G0}, \
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{"no-live-g0", -MASK_LIVE_G0}, \
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{"broken-saverestore", MASK_BROKEN_SAVERESTORE}, \
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{"no-broken-saverestore", -MASK_BROKEN_SAVERESTORE},
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#undef CPP_SPEC
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#define CPP_SPEC "\
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%(cpp_cpu) \
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%{mlittle-endian:-D__LITTLE_ENDIAN__} \
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"
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#undef ASM_SPEC
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#define ASM_SPEC "%{mlittle-endian:-EL} %(asm_cpu)"
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/* Require the user to supply crt0.o. */
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#undef STARTFILE_SPEC
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#define STARTFILE_SPEC ""
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#undef LINK_SPEC
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#define LINK_SPEC "%{mlittle-endian:-EL}"
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/* sparclet chips are bi-endian. */
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#undef BYTES_BIG_ENDIAN
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#define BYTES_BIG_ENDIAN (! TARGET_LITTLE_ENDIAN)
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#undef WORDS_BIG_ENDIAN
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#define WORDS_BIG_ENDIAN (! TARGET_LITTLE_ENDIAN)
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