Chapter 16. D30V Dependent Features
107
b
Same as flag 7 (carry/borrow flag)
16.2.6. Addressing Modes
as
understands the following addressing modes for the D30V.
Rn
in the following refers to any of the
numbered registers, but not the control registers.
Rn
Register direct
@Rn
Register indirect
@Rn+
Register indirect with post increment
@Rn 
Register indirect with post decrement
@ SP
Register indirect with pre decrement
@(disp, Rn)
Register indirect with displacement
addr
PC relative address (for branch or rep).
#imm
Immediate data (the
#
is optional and ignored)
16.3. Floating Point
The D30V has no hardware floating point, but the
.float
and
.double
directives generates ieee
floating point numbers for compatibility with other development tools.
16.4. Opcodes
For detailed information on the D30V machine instruction set, see [D30V Architecture: A VLIW Mi 
croprocessor for Multimedia Applications] (Mitsubishi Electric Corp.).
as
implements all the standard
D30V opcodes. The only changes are those described in the section on size modifiers






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