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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for the FPU register names
*
* Copyright (C) 2020-2022 Loongson Technology Corporation Limited
*/
#ifndef _ASM_FPREGDEF_H
#define _ASM_FPREGDEF_H
#define fa0 $f0 /* argument registers, fa0/fa1 reused as fv0/fv1 for return value */
#define fa1 $f1
#define fa2 $f2
#define fa3 $f3
#define fa4 $f4
#define fa5 $f5
#define fa6 $f6
#define fa7 $f7
#define ft0 $f8 /* caller saved */
#define ft1 $f9
#define ft2 $f10
#define ft3 $f11
#define ft4 $f12
#define ft5 $f13
#define ft6 $f14
#define ft7 $f15
#define ft8 $f16
#define ft9 $f17
#define ft10 $f18
#define ft11 $f19
#define ft12 $f20
#define ft13 $f21
#define ft14 $f22
#define ft15 $f23
#define fs0 $f24 /* callee saved */
#define fs1 $f25
#define fs2 $f26
#define fs3 $f27
#define fs4 $f28
#define fs5 $f29
#define fs6 $f30
#define fs7 $f31
#ifndef CONFIG_AS_HAS_FCSR_CLASS
/*
* Current binutils expects *GPRs* at FCSR position for the FCSR
* operation instructions, so define aliases for those used.
*/
#define fcsr0 $r0
#define fcsr1 $r1
#define fcsr2 $r2
#define fcsr3 $r3
#else
#define fcsr0 $fcsr0
#define fcsr1 $fcsr1
#define fcsr2 $fcsr2
#define fcsr3 $fcsr3
#endif
#endif /* _ASM_FPREGDEF_H */
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