W90221X Winbond Electronics Corp America, W90221X Datasheet - Page 212

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

sign_ext(GR[r2]{0:31}){32:63};
sign_ext(GR[r2]{0:31});
}
Fraction mode operation (AIR[25] = 1) :
switch (cmplt) {
sign_ext(GR[r2]{0:31}),
sign_ext(GR[r2]{0:31}),
sign_ext(GR[r2]{0:31}),
sign_ext(GR[r2]{0:31}),
}
Exception : None
Multiply And Accumulate Unsign
Format:
W90221X version 0.6
default : (r=0, urounding mode){
05
case r : (r=1, rounding mode){
0:5
6
default : (r=0, unrounding mode){
MACU
r2
GR[t]{0:31}
{HI, LO}
}
}
6:10
break;
GR[t]{0:31}
{HI, LO}
5
GR[t]{0:31}
{HI, LO}
}
break;
}
break;
MACU, cmplt
break;
r1
11:1
5
~
16:18
3
1) + 32h80000000){0:31};
1) + 32h80000000){0:63};
1){0:31};
1){0:63};
({HI,
r1,r2,t
({HI,
r
+ 32h80000000){0:63};
{HI,
({HI, LO} + lshift(sign_ext(GR[r1]{0:31}) *
({HI, LO} + lshift(sign_ext(GR[r1]{0:31}) *
19
1
1
LO}
LO}
{HI, LO} + sign_ext(GR[r1]{0:31}) *
LO}
20
1
12
+
+
+
lshift(sign_ext(GR[r1]{0:31})
lshift(sign_ext(GR[r1]{0:31})
21:25
~
5
sign_ext(GR[r1]{0:31})
t
26
1
27:31
5
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