User’s Manual
Preliminary PPC440x5 CPU Core
instalfa.fm.
September 12, 2002 Page 549 of 589
rfi Return from interrupt.
(PC) ←(SRR0).
(MSR) ←(SRR1). 397
rfmci Return from machine check interrupt
(PC) ←(MCSRR0).
(MSR) ←(MCSRR1). 398
rlwimi RA, RS, SH,
MB, ME
Rotate left word immediate, then insert according to mask.
r←ROTL((RS), SH)
m←MASK(MB, ME)
(RA) ←(r∧m) ∨((RA) ∧¬m)
399
rlwimi. CR[CR0]
rlwinm RA, RS, SH,
MB, ME
Rotate left word immediate, then AND with mask.
r←ROTL((RS), SH)
m←MASK(MB, ME)
(RA) ←(r∧m)
400
rlwinm. CR[CR0]
rlwnm RA, RS, RB,
MB, ME
Rotate left word, then AND with mask.
r←ROTL((RS), (RB)27:31)
m←MASK(MB, ME)
(RA) ←(r∧m)
403
rlwnm. CR[CR0]
rotlw
RA, RS, RB
Rotate left.
(RA) ←ROTL((RS), (RB)27:31)
Extended mnemonic for
rlwnm RA,RS,RB,0,31 403
rotlw. Extended mnemonic for
rlwnm. RA,RS,RB,0,31 CR[CR0]
rotlwi
RA, RS, n
Rotate left immediate.
(RA) ←ROTL((RS), n)
Extended mnemonic for
rlwinm RA,RS,n,0,31 400
rotlwi. Extended mnemonic for
rlwinm. RA,RS,n,0,31 CR[CR0]
rotrwi
RA, RS, n
Rotate right immediate.
(RA) ←ROTL((RS), 32−n)
Extended mnemonic for
rlwinm RA,RS,32−n,0,31 400
rotrwi. Extended mnemonic for
rlwinm. RA,RS,32−n,0,31 CR[CR0]
sc
System call exception is generated.
(SRR1)← (MSR)
(SRR0) ←(PC)
PC←EVPR0:15 || 0x0C00
(MSR[WE, PR, EE, PE, DR, IR])← 0
404
slw
RA, RS, RB
Shift left (RS) by (RB)27:31.
n←(RB)27:31.
r←ROTL((RS), n).
if (RB)26 = 0 then m ←MASK(0, 31 – n)
else m ←320
(RA) ←r∧m.
405
slw. CR[CR0]
TableA-1. PPC440x5 Instruction Syntax Summary (continued)
Mnemonic Operands Function Other Registers
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