W90221X Winbond Electronics Corp America, W90221X Datasheet - Page 192

• Manufacturer Part Number: W90221X
• Description: Pa-risc Embedded Controller
• Manufacturer: Winbond Electronics Corp America

Move from Btag
Format: MFBTAG
Purpose : To copy a value into a general register from BTB_tag.
Description : A specified entry of BTB_tag is copied into GR[t].
Operation : entry <-- GR[b][26:31];
Exception : Privilege instruction trap.
Restriction : This instruction can only be executed by code running at the most
privilege level.
Move to Btable
Format: MTBTAB
Purpose : To copy a value into BTB_table from a general register.
Description : GR[r] is copied into a specified entry of BTB_table.
Operation : entry <-- GR[b][26:31];
Exception : Privilege instruction trap.
Restriction : This instruction can only be executed by code running at the most
privilege level.
Note : Btable[set, entry][0:31] : Branch target
W90221X version 0.6
05
05
0:5
0:5
6
6
b
b
6:10
6:10
set
GR[t][0:26] <-- Btag[set, entry][0:26];
set
Btable[set, entry][0:33] <-- {GR[r][0:31], GR[r][30:31]};
5
5
-
<-- GR[b][24:25];
r
<-- GR[b][24:25];
11:15
11:15
5
5
b,t
r,b
-
-
16:18
16:18
2
2
-
-
19
19
0
0
2
2
20
20
05
06
1
1
21:25
21:25
-
-
5
5
-
t
26
26
1
1
27:31
27:31
5
5
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