ysyx-workbench/abstract-machine/am/include/arch/mips32-nemu.h

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#ifndef __ARCH_H__
#define __ARCH_H__
struct Context {
// TODO: fix the order of these members to match trap.S
uintptr_t hi, gpr[32], epc, cause, lo, status;
void *pdir;
};
#define GPR1 gpr[2] // v0
#define GPR2 gpr[0]
#define GPR3 gpr[0]
#define GPR4 gpr[0]
#define GPRx gpr[0]
#endif