| #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__ */ |