GetReg
and
GenCode
: Example 6/10
reserved
w
x
free
reserved
0,1
2
3
4-11
12-15
contents
reg.
in memory
nowhere
2
3
nowhere
a-d
u, v
w
x
y, z
address
var.
RAT:
AT:
GetReg
:
R4
Instruction:
(5) y:=c+1
Properties:
y, c: live
GenCode
:
load R4,c
add
R4,#1
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