SH7764 Datasheet, PDF (131/1752 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC Engine Family SH-4A Series

Section 4 Pipelining
(3-1) Load/store: 1 issue cycle
MOV.[BWL], MOV.[BWL] @(d,GBR)
I1
I2
I3
ID
S1
S2
S3 WB
(3-2) AND.B, OR.B, XOR.B, TST.B: 3 issue cycles
I1
I2
I3
ID
S1
S2
S3 WB
ID
ID E1S1 E2S2 E3S3 WB
(3-3) TAS.B: 4 issue cycles
I1
I2
I3
ID
S1
S2
S3 WB
ID E1S1 E2S2 E3S3 WB
ID
ID E1S1 E2S2 E3S3 WB
(3-4) PREF, OCBI, OCBP, OCBWB, MOVCA.L, SYNCO: 1 issue cycle
I1
I2
I3
ID
S1
S2
S3 WB
(3-5) LDTLB: 1 issue cycle
I1
I2
I3
ID E1s1 E2s2 E3s3 WB
(3-6) ICBI: 8 issue cycles + 5 cycles + 4 branch cycle
I1 I2 I3 ID s1 s2 s3 WB
ID
ID
ID
ID
5 cycles (min.)
(3-7) PREFI: 5 issue cycles + 5 cycles + 4 branch cycle
I1
I2 I3
ID
s1 s2
s3 WB
ID E1s1 E2s2 E3s3 WB
ID E1s1 E2s2 E3s3 WB
ID E1s1 E2s2 E3s3 WB
ID E1s1 E2s2 E3s3 WB
(I1) (I2) (I3) (ID)
(Branch to the next instruction of ICBI.)
5 cycles (min.)
ID E1s1 E2s2 E3s3 WB
ID E1s1 E2s2 E3s3 WB
ID E1s1 E2s2 E3s3 WB
(3-8) MOVLI.L: 1 issue cycle
I1
I2
I3
ID
S1
S2
S3 WB
(I1) (I2) (I3) (ID)
(Branch to the next instruction of PREFI.)
(3-9) MOVCO.L: 1 issue cycle
I1
I2
I3
ID
S1
S2
S3 WB
(3-10) MOVUA.L: 2 issue cycles
I1
I2
I3
ID
S1
S2
S3 WB
S1 S2 S3 WB
Figure 4.2 Instruction Execution Patterns (3)
Rev. 1.00 Nov. 22, 2007 Page 75 of 1692
REJ09B0360-0100