regdef.h File Reference

Go to the source code of this file.

Macros
#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 */
#define	ta   t10
#define	tb   t11
#define	tc   t12
#define	td   AT
#define	te   a5
#define	tf   a4
#define	tg   a3
#define	th   v0

Macro Definition Documentation

v0

#define v0   $0 /* function return value */

Definition at line 26 of file regdef.h.

t0

#define t0   $1 /* temporary registers (caller-saved) */

Definition at line 28 of file regdef.h.

t1

#define t1   $2

Definition at line 29 of file regdef.h.

t2

#define t2   $3

Definition at line 30 of file regdef.h.

t3

#define t3   $4

Definition at line 31 of file regdef.h.

t4

#define t4   $5

Definition at line 32 of file regdef.h.

t5

#define t5   $6

Definition at line 33 of file regdef.h.

t6

#define t6   $7

Definition at line 34 of file regdef.h.

t7

#define t7   $8

Definition at line 35 of file regdef.h.

s0

#define s0   $9 /* saved-registers (callee-saved registers) */

Definition at line 37 of file regdef.h.

s1

#define s1   $10

Definition at line 38 of file regdef.h.

s2

#define s2   $11

Definition at line 39 of file regdef.h.

s3

#define s3   $12

Definition at line 40 of file regdef.h.

s4

#define s4   $13

Definition at line 41 of file regdef.h.

s5

#define s5   $14

Definition at line 42 of file regdef.h.

s6

#define s6   $15

Definition at line 43 of file regdef.h.

fp

#define fp   s6 /* frame-pointer (s6 in frame-less procedures) */

Definition at line 44 of file regdef.h.

a0

#define a0   $16 /* argument registers (caller-saved) */

Definition at line 46 of file regdef.h.

a1

#define a1   $17

Definition at line 47 of file regdef.h.

a2

#define a2   $18

Definition at line 48 of file regdef.h.

a3

#define a3   $19

Definition at line 49 of file regdef.h.

a4

#define a4   $20

Definition at line 50 of file regdef.h.

a5

#define a5   $21

Definition at line 51 of file regdef.h.

t8

#define t8   $22 /* more temps (caller-saved) */

Definition at line 53 of file regdef.h.

t9

#define t9   $23

Definition at line 54 of file regdef.h.

t10

#define t10   $24

Definition at line 55 of file regdef.h.

t11

#define t11   $25

Definition at line 56 of file regdef.h.

ra

#define ra   $26 /* return address register */

Definition at line 57 of file regdef.h.

t12

#define t12   $27

Definition at line 58 of file regdef.h.

pv

#define pv   t12 /* procedure-variable register */

Definition at line 60 of file regdef.h.

AT

#define AT   $at /* assembler temporary */

Definition at line 61 of file regdef.h.

gp

#define gp   $29 /* global pointer */

Definition at line 62 of file regdef.h.

sp

#define sp   $30 /* stack pointer */

Definition at line 63 of file regdef.h.

zero

#define zero   $31 /* reads as zero, writes are noops */

Definition at line 64 of file regdef.h.

ta

#define ta   t10

Definition at line 67 of file regdef.h.

tb

#define tb   t11

Definition at line 68 of file regdef.h.

tc

#define tc   t12

Definition at line 69 of file regdef.h.

td

#define td   AT

Definition at line 70 of file regdef.h.

te

#define te   a5

Definition at line 72 of file regdef.h.

tf

#define tf   a4

Definition at line 73 of file regdef.h.

tg

#define tg   a3

Definition at line 74 of file regdef.h.

th

#define th   v0

Definition at line 75 of file regdef.h.