Mips Technologies R4000 - Page 185

MIPS R4000 Microprocessor User's Manual 155
Floating-Point Unit
Figure 6-2 FPU Registers
Control/Status Register
31 0
31
0
Implementation/Revision Register
Floating-Point
Control Registers
(FCR)
FCR0
FCR31
•
•
Registers (FPR)
(FR = 0)
Floating-Point
FPR0
0
General Purpose Registers
(FGR)
FGR0
FGR1
FGR2
FGR31
FGR30
FGR29
31
FGR3
(least)
(most)
FPR2
(least)
(most)
FPR30
FPR28
FGR28
(least)
(most)
(least)
(most)
Floating-Point
0
General Purpose Registers
(FGR)
FGR0
FGR1
FGR2
FGR31
FGR30
FGR29
63
FGR3
FGR28
Floating-Point
•
Registers (FPR)
(FR = 1)
Floating-Point
FPR0
FPR2
FPR30
FPR28
FPR3
FPR1
FPR29
FPR31
•
•
•
•
•
•
•
•
•