2013-09-12 13:52:41 -04:00
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/* libgcc routines for MSP430
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2019-01-01 13:31:55 +01:00
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Copyright (C) 2005-2019 Free Software Foundation, Inc.
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2013-09-12 13:52:41 -04:00
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Contributed by Red Hat.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 3, or (at your
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option) any later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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typedef unsigned int uint32_type __attribute__ ((mode (SI)));
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typedef unsigned int uint16_type __attribute__ ((mode (HI)));
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typedef unsigned int uint08_type __attribute__ ((mode (QI)));
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#define C3B(a,b,c) a##b##c
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#define C3(a,b,c) C3B(a,b,c)
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2015-12-04 17:24:30 +00:00
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#if defined MUL_NONE
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2013-09-12 13:52:41 -04:00
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2015-12-04 17:24:30 +00:00
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/* The software multiply library needs __mspabi_mpyll. */
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2013-09-12 13:52:41 -04:00
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#undef UINT_TYPE
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#undef BITS_MINUS_1
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#undef NAME_MODE
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2015-12-04 17:24:30 +00:00
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#define UINT_TYPE uint32_type
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#define BITS_MINUS_1 31
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#define NAME_MODE si
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2013-09-12 13:52:41 -04:00
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#include "msp430-mul.h"
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2015-12-04 17:24:30 +00:00
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#elif defined MUL_16
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2019-10-23 16:52:47 +00:00
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/* The 16-bit multiply library needs a software version of SI->DI widening
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multiplication. */
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2015-12-04 17:24:30 +00:00
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signed long long
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__mspabi_mpysll (signed long a, signed long b)
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{
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return (signed long long) a * (signed long long) b;
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}
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unsigned long long
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__mspabi_mpyull (unsigned long a, unsigned long b)
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{
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return (unsigned long long) a * (unsigned long long) b;
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}
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#else
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2013-09-12 13:52:41 -04:00
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#undef UINT_TYPE
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#undef BITS_MINUS_1
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#undef NAME_MODE
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2015-12-04 17:24:30 +00:00
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#define UINT_TYPE uint08_type
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#define BITS_MINUS_1 7
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#define NAME_MODE qi
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2013-09-12 13:52:41 -04:00
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#include "msp430-mul.h"
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2015-12-04 17:24:30 +00:00
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#endif /* MUL_NONE */
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