Echelon Neuron Instrukcja Użytkownika Pobierz pdf (Strona 194)

Stack Transformation: (a(2), b(2) -- a(2)*b(2))

Location: Near

Registers Affected: R0, P0, P3

Example:

This example multiplies 50 times 40.

pushd #d’50 ; (d’50, 0)

pushd #d’40 ; (d’40, 0, d’50, 0)

call _mul16 ; (d’208, 7)

_mul16s (Multiply Signed, 16 Bit)

This function multiplies two 16-bit signed integers to produce a 16-bit result.

Stack Transformation: (a(2), b(2) -- a(2)*b(2))

Location: Near

Registers Affected: R0, P0, P3

Example:

This example multiplies 50 times 40.

pushd #d’50 ; (d’50, 0)

pushd #d’40 ; (d’40, 0, d’50, 0)

call _mul16s ; (d’208, 7)

_mul8 (Multiply, 8 Bit)

This function multiplies two integers to produce an integer result.

Stack Transformation: (a, b -- a*b)

Location: Near

Registers Affected: R0

Example:

This example multiplies 50 times 40.

push #d’50 ; (d’50)

push #d’40 ; (d’40, d’50)

call _mul8 ; (d’208, 7)

184 System-Provided Functions

1 2 ... 189 190 191 192 193 194 195 196 197 198 199 ... 236 237

Komentarze do niniejszej Instrukcji

Brak uwag