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/***************************************************************************/
/* Copyright (c) 2024 Microsoft Corporation */
/* Copyright (c) 2026 Eclipse ThreadX contributors */
/* */
/* This program and the accompanying materials are made available under */
/* the terms of the MIT License which is available at */
/* https://opensource.org/licenses/MIT. */
/* */
/* SPDX-License-Identifier: MIT */
/***************************************************************************/
#ifndef __REGDEF_H
#define __REGDEF_H
#define zero $0 /* wired zero */
//#define AT $1 /* assembler temp - uppercase because of ".set at" */
#define v0 $2 /* values for function returns */
#define v1 $3
#define a0 $4 /* argument registers */
#define a1 $5
#define a2 $6
#define a3 $7
#define t0 $8
#define t1 $9
#define t2 $10
#define t3 $11
#define t4 $12
#define t5 $13
#define t6 $14
#define t7 $15
#define s0 $16
#define s1 $17
#define s2 $18
#define s3 $19
#define s4 $20
#define s5 $21
#define s6 $22
#define s7 $23
#define t8 $24
#define t9 $25
#define jp $25
#define k0 $26 /* reserved for OS */
#define k1 $27 /* reserved for OS */
#define gp $28 /* global pointer */
#define sp $29 /* stack pointer */
#define fp $30 /* frame pointer */
#define s8 $30 /* frame pointer */
#define ra $31 /* return address */
#endif /* __REGDEF_H */
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