hex.ptr_inc

ptr[:w/4] += 2w

Signature

def ptr_inc ptr { ... }

Defined in hex/pointers/pointer_arithmetics.fj — lines 9–11 (view on GitHub).

Complexity

• Time: 9@+14

• Space: w(0.375@ + 3.25)  + 5@+55  (for log(w) in 16,32,64,128)

See the complexity glossary for what @, w, dw, dbit, n mean.

Requires init

The following must be initialised before this macro is invoked:

• hex.add.init (or hex.init)

Source

Click to view the macro body

def ptr_inc ptr {
    hex.add_constant w/4, ptr, dw
}

Depends on

• hex.add_constant

Used by

• hex.pointers.xor_byte_to_ptr_and_inc

• hex.pointers.xor_hex_to_ptr_and_inc

• hex.print_ptr_line

• hex.read_byte_and_inc

• hex.read_hex_and_inc

• hex.sp_inc

• hex.write_byte_and_inc

• hex.write_hex_and_inc

Example uses

• hex.pointers.xor_hex_to_ptr_and_inc in hex/pointers/xor_to_pointer.fj

• hex.pointers.xor_byte_to_ptr_and_inc in hex/pointers/xor_to_pointer.fj

• hex.read_hex_and_inc in hex/pointers/read_pointers.fj

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Next: hex.ptr_dec →