r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 159

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

Table 4.3
Note: The following table shows the parallel-executability of pairs of instructions in this LSI. It is
Following
Instruction
(addr+2)
different from table 4.3.
Following
Instruction
(addr+2)
[Legend]
FLSR: FABS, FNEG, FLDI0, FLDI1, FLDS, FSTS, FMOV FR,FR
FLSM: FMOV[.S] @adr,FR, FMOV[.S] FR,@adr, LDS Rm,SR2, LDS.L @Rm+,SR2,
LS:
Note:
Combination of Preceding and Following Instructions
EX
MT
BR
LS
FE
CO
STS SR2,Rn, STS.L SR2,@-Rn
Original LS instructions except FLSR and FLSM
*
EX
MT
BR
LS
FLSR Yes
FLSM Yes
FE
CO
The CPU can issue these two instructions simultaneously, but they are stalled
in the FPU.
EX
No
Yes
Yes
Yes
Yes
No
EX
No
Yes
Yes
Yes
Yes
No
MT
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
MT
Yes
Yes
Yes
Yes
Yes
No
BR
Yes
Yes
No
Yes
Yes
Yes
Yes
No
Preceding Instruction (addr)
Preceding Instruction (addr)
BR
Yes
Yes
No
Yes
Yes
No
LS
Yes
Yes
Yes
No
Yes
No
Yes
No
Rev. 1.00 Oct. 01, 2007 Page 93 of 1956
Yes
No
Yes
No
LS
Yes
Yes
FLSR
Yes
Yes
Yes
Yes
No
No*
No
No
FLSM
Yes
Yes
Yes
No
No*
No
Yes
No
FE
Yes
Yes
Yes
Yes
No
No
Section 4 Pipelining
FE
Yes
Yes
Yes
No
Yes
No
No
Yes
REJ09B0256-0100
CO
No
No
No
No
No
No
CO
No
No
No
No
No
No
No
No