IBM SA14-2339-04 Manual De Usuario
Instruction Set
9-91
lwz
Load Word and Zero
lwz
Load Word and Zero
Load Word and Zero
EA
←
(RA|0) + EXTS(D)
(RT)
←
MS(EA,4)
An effective address (EA) is formed by adding a displacement to a base address. The displacement is
obtained by sign-extending the 16-bit D field to 32 bits. The base address is 0 if the RA field is 0 and
is the contents of register RA otherwise.
obtained by sign-extending the 16-bit D field to 32 bits. The base address is 0 if the RA field is 0 and
is the contents of register RA otherwise.
The word at the EA is placed into register RT.
Registers Altered
• RT
Architecture Note
This instruction is part of the PowerPC User Instruction Set Architecture.
lwz
RT, D(RA)
32
RT
RA
D
0
6
11
16
31