92 lines
2.9 KiB
C
92 lines
2.9 KiB
C
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/****************************************************************************
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* arch/risc-v/include/limits.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_RISCV_INCLUDE_LIMITS_H
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#define __ARCH_RISCV_INCLUDE_LIMITS_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define CHAR_BIT 8
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#define SCHAR_MIN (-SCHAR_MAX - 1)
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#define SCHAR_MAX 127
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#define UCHAR_MAX 255
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/* These could be different on machines where char is unsigned */
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#ifdef __CHAR_UNSIGNED__
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#define CHAR_MIN 0
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#define CHAR_MAX UCHAR_MAX
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#else
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#define CHAR_MIN SCHAR_MIN
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#define CHAR_MAX SCHAR_MAX
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#endif
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#define SHRT_MIN (-SHRT_MAX - 1)
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#define SHRT_MAX 32767
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#define USHRT_MAX 65535U
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#define INT_MIN (-INT_MAX - 1)
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#define INT_MAX 2147483647
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#define UINT_MAX 4294967295U
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/* These change on 32-bit and 64-bit platforms */
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#if defined(CONFIG_ARCH_RV32IM) || defined(CONFIG_ARCH_RV32I)
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#define LONG_MIN (-LONG_MAX - 1)
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#define LONG_MAX 2147483647L
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#define ULONG_MAX 4294967295UL
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#define LLONG_MIN (-LLONG_MAX - 1)
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#define LLONG_MAX 9223372036854775807LL
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#define ULLONG_MAX 18446744073709551615ULL
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/* A pointer is 4 bytes */
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#define PTR_MIN (-PTR_MAX - 1)
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#define PTR_MAX 2147483647
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#define UPTR_MAX 4294967295U
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#endif /* defined(CONFIG_ARCH_32IM) || defined(CONFIG_ARCH_32I) */
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#if defined(CONFIG_ARCH_RV64GC)
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#define LONG_MIN (-LONG_MAX - 1)
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#define LONG_MAX 9223372036854775807L
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#define ULONG_MAX 18446744073709551615UL
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#define LLONG_MIN (-LLONG_MAX - 1)
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#define LLONG_MAX 9223372036854775807LL
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#define ULLONG_MAX 18446744073709551615ULL
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#define PTR_MIN (-PTR_MAX - 1)
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#define PTR_MAX 9223372036854775807
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#define UPTR_MAX 18446744073709551615U
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#endif
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#endif /* __ARCH_RISCV_INCLUDE_LIMITS_H */
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