Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | #ifndef __alpha_regdef_h__ |
2 | #define __alpha_regdef_h__ | |
3 | ||
4 | #define v0 $0 /* function return value */ | |
5 | ||
6 | #define t0 $1 /* temporary registers (caller-saved) */ | |
7 | #define t1 $2 | |
8 | #define t2 $3 | |
9 | #define t3 $4 | |
10 | #define t4 $5 | |
11 | #define t5 $6 | |
12 | #define t6 $7 | |
13 | #define t7 $8 | |
14 | ||
15 | #define s0 $9 /* saved-registers (callee-saved registers) */ | |
16 | #define s1 $10 | |
17 | #define s2 $11 | |
18 | #define s3 $12 | |
19 | #define s4 $13 | |
20 | #define s5 $14 | |
21 | #define s6 $15 | |
22 | #define fp s6 /* frame-pointer (s6 in frame-less procedures) */ | |
23 | ||
24 | #define a0 $16 /* argument registers (caller-saved) */ | |
25 | #define a1 $17 | |
26 | #define a2 $18 | |
27 | #define a3 $19 | |
28 | #define a4 $20 | |
29 | #define a5 $21 | |
30 | ||
31 | #define t8 $22 /* more temps (caller-saved) */ | |
32 | #define t9 $23 | |
33 | #define t10 $24 | |
34 | #define t11 $25 | |
35 | #define ra $26 /* return address register */ | |
36 | #define t12 $27 | |
37 | ||
38 | #define pv t12 /* procedure-variable register */ | |
39 | #define AT $at /* assembler temporary */ | |
40 | #define gp $29 /* global pointer */ | |
41 | #define sp $30 /* stack pointer */ | |
42 | #define zero $31 /* reads as zero, writes are noops */ | |
43 | ||
44 | #endif /* __alpha_regdef_h__ */ |