/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __alpha_regdef_h__ #define __alpha_regdef_h__ #define v0 $0 /* function return value */ #define t0 $1 /* temporary registers (caller-saved) */ #define t1 $2 #define t2 $3 #define t3 $4 #define t4 $5 #define t5 $6 #define t6 $7 #define t7 $8 #define s0 $9 /* saved-registers (callee-saved registers) */ #define s1 $10 #define s2 $11 #define s3 $12 #define s4 $13 #define s5 $14 #define s6 $15 #define fp s6 /* frame-pointer (s6 in frame-less procedures) */ #define a0 $16 /* argument registers (caller-saved) */ #define a1 $17 #define a2 $18 #define a3 $19 #define a4 $20 #define a5 $21 #define t8 $22 /* more temps (caller-saved) */ #define t9 $23 #define t10 $24 #define t11 $25 #define ra $26 /* return address register */ #define t12 $27 #define pv t12 /* procedure-variable register */ #define AT $at /* assembler temporary */ #define gp $29 /* global pointer */ #define sp $30 /* stack pointer */ #define zero $31 /* reads as zero, writes are noops */ #endif /* __alpha_regdef_h__ */