WebAssembly numeric instructions
WebAssembly numeric instructions.
Constants
Const
-
Declare a constant numbers.
Comparison
Equal
-
Check if two numbers are equal.
Not equal
-
Check if two numbers are not equal.
Greater than
-
Check if a number is greater than another number.
Less than
-
Check if a number is less than another number.
Greater or equal
-
Check if a number is greater than or equal to another number.
Less or equal
-
Check if a number is less than or equal to another number.
Arithmetic
Addition
-
Add up two numbers.
Subtraction
-
Subtract one number from another number.
Multiplication
-
Multiply one number by another number.
Division
-
Divide one number by another number.
Remainder
-
Calculate the remainder left over when one integer is divided by another integer.
Conversion
Extend
-
Convert (extend)
i32
toi64
. Wrap
-
Convert (wrap)
i64
toi32
. Promote
-
Convert (promote)
f32
tof64
. Demote
-
Convert (demote)
f64
tof32
. Convert
-
Convert integers to floating points.
Truncate (float to int)
-
Convert (truncate fractional part) floating points to integers.
Reinterpret
-
Reinterpret the bytes of integers as floating points and vice versa.
Floating point specific instructions
Min
-
Get the lower of two numbers.
Max
-
Get the higher of two numbers.
Nearest
-
Round a number to the nearest integer.
Ceil
-
Round up a number.
Floor
-
Round down a number.
Truncate (float to float)
-
Discard the fractional part of a number.
Absolute
-
Get the absolute value of a number.
Negate
-
Negate a number.
Square root
-
Get the square root of a number.
Copy sign
-
Copy just the sign bit from one number to another.
Bitwise
AND
-
Used for performing a bitwise AND.
OR
-
Used for performing a bitwise OR.
XOR
-
Used for performing a bitwise XOR.
Left shift
-
Used for performing a bitwise left-shift.
Right shift
-
Used for performing a bitwise left-shift.
Left rotate
-
Used for performing a bitwise left-rotate.
Right rotate
-
Used for performing a bitwise right-rotate.
Count leading zeros
-
Count the amount of leading zeros in a numbers binary representation.
Count trailing zeros
-
Count the amount of trailing zeros in a numbers binary representation.
Population count
-
Count the total amount of 1s in a numbers binary representation.