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