kvisc/vm/in/ALU

# The OS/K Team licenses this file to you under the MIT license.
# See the LICENSE file in the project root for more information.

#---------------------------------------------------------------------------#
# Logical instructions                                                      #
#---------------------------------------------------------------------------#

# Bitwise NOT
not 1
not 2

# Bitwise OR
or 2
or 3

# Bitwise AND
and 2
and 3

# Bitwise XOR
xor 2
xor 3

# Logical left/right shift
shl 2
shl 3
shr 2
shr 3

# Arithmetical right shift
sar 2
sar 3

#---------------------------------------------------------------------------#
# Arithmetic instructions                                                   #
#---------------------------------------------------------------------------#

# Negation
neg 1
neg 2

# Negation but traps on $src == -2^N
negv 1
negv 2

# Addition
add 2
add 3

# Addition but traps on overflow
addv 2
addv 3

# Substraction
sub 2
sub 3

# Substraction but traps on underflow
subv 2
subv 3

# Multiplication
# $dest = LO($src1 * $src2)
mul 2
mul 3

# Multiplication (unsigned)
# $dest1 = HI($dest2 * $src)
# $dest2 = LO($dest2 * $src)
#
mulhi 3

# Multiplication (signed)
# $dest1 = HI($dest2 * $src)
# $dest2 = LO($dest2 * $src)
#
imulhi 3

# Division (unsigned)
div 2
div 3

# Division (signed)
idiv 2
idiv 3

# Modulo/remainder
rem 2
rem 3