Renesas M32R-FPU - Manual (Page 47)

3
3-9 M32R-FPU Software Manual (Rev.1.01)
ADDV
[Mnemonic]
ADDV Rdest,Rsrc
[Function]
Add
Rdest = ( signed ) Rdest + ( signed ) Rsrc;
C = overflow ? 1 : 0;
[Description]
ADDV adds Rsrc to Rdest and puts the result in Rdest.
The condition bit (C) is set when the addition results in overflow; otherwise it is cleared.
[EIT occurrence]
None
[Encoding]
ADDV
dest 0000 ADDV Rdest,Rsrc 1000
arithmetic operation instruction
Add with overflow checking
src
INSTRUCTIONS
3.2 Instruction description