Cray CRAY-1 - Page 7

INSTRUCTION
ISSUE AND CONTROL
P register
CIP register
NIP register
LIP register
Instruction buffers
EXCHANGE MECHANISM
XA regi ster . .
M
register .
F
register ..
Exchange package
Memory error data
Active exchange package
.
.
.
Exchange sequence . . . . . . . . . . . . . . . .
Initiated by dead start sequence .....
Initiated by interrupt flag set
Initiated by program exit ....
Exchange sequence issue conditions ...
Exchange package management
MEMORY FIELD PROTECTION
BA regi ster
LA regi ster . .
DEAD START SEQUENCE
4. INSTRUCTIONS ...
INSTRUCTION FORMAT .
Arithmetic, logical format
Shift, mask format
Immediate constant format.
Memory transfer format
Branch format . . . .
SPECIAL REGISTER VALUES
2240004
v
.
.
3-32
3-32
3-33
3-33
.
3-34
3-34
. . . . 3-37
· . . 3-37
· 3-37
· . 3-39
· 3-40
·
3-41
3-42
· . . 3-42
· . 3-43
· .. 3-43
· . 3-43
3-44
3-45
· . 3-46
· . 3-47
· . 3-47
· . 3-47
4-1
· .. 4-1
· 4-1
· 4-2
· .. 4-2
· 4-3
· 4-4
· 4-5
E