cpuport.h
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/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-08-20 zx.chen The first version
*/
#ifndef CPUPORT_H__
#define CPUPORT_H__
#include <rtconfig.h>
#include <theadconfig.h>
/* bytes of register width */
#ifdef ARCH_RISCV_64
#define DFSTORE fsd
#define DFLOAD fld
#define SFSTORE fsw
#define SFLOAD flw
#define STORE sd
#define LOAD ld
#define REGBYTES 8
#define SFREGBYTES 4
#define DFREGBYTES 8
#else
#define DFSTORE fsd
#define DFLOAD fld
#define SFSTORE fsw
#define SFLOAD flw
#define STORE sw
#define LOAD lw
#define REGBYTES 4
#define SFREGBYTES 4
#define DFREGBYTES 8
#endif
#ifdef ARCH_RISCV_FPU
#ifdef ARCH_RISCV_FPU_D
#define FSTORE fsd
#define FLOAD fld
#define FREGBYTES 8
#define rv_floatreg_t rt_int64_t
#endif
#ifdef ARCH_RISCV_FPU_S
#define FSTORE fsw
#define FLOAD flw
#define FREGBYTES 4
#define rv_floatreg_t rt_int32_t
#endif
#endif
#endif