**only.**

`target_family="wasm"`

## Expand description

Platform-specific intrinsics for the `wasm`

target family.

See the module documentation for more details.

## Structs

WASM-specific 128-bit wide SIMD vector type.

## Functions

Corresponding intrinsic to wasm’s `memory.atomic.notify`

instruction

Corresponding intrinsic to wasm’s `memory.atomic.wait32`

instruction

Corresponding intrinsic to wasm’s `memory.atomic.wait64`

instruction

`simd128`

Materializes a SIMD value from the provided operands.

`simd128`

Calculates the absolute value of each lane of a 128-bit vector interpreted as four 32-bit floating point numbers.

`simd128`

Lane-wise addition of two 128-bit vectors interpreted as four 32-bit floating point numbers.

`simd128`

Lane-wise rounding to the nearest integral value not smaller than the input.

`simd128`

Converts a 128-bit vector interpreted as four 32-bit signed integers into a 128-bit vector of four 32-bit floating point numbers.

`simd128`

Converts a 128-bit vector interpreted as four 32-bit unsigned integers into a 128-bit vector of four 32-bit floating point numbers.

`simd128`

Conversion of the two double-precision floating point lanes to two lower single-precision lanes of the result. The two higher lanes of the result are initialized to zero. If the conversion result is not representable as a single-precision floating point number, it is rounded to the nearest-even representable number.

`simd128`

Lane-wise division of two 128-bit vectors interpreted as four 32-bit floating point numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit floating point numbers.

`simd128`

Extracts a lane from a 128-bit vector interpreted as 4 packed f32 numbers.

`simd128`

Lane-wise rounding to the nearest integral value not greater than the input.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit floating point numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit floating point numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit floating point numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit floating point numbers.

`simd128`

Calculates the lane-wise minimum of two 128-bit vectors interpreted as four 32-bit floating point numbers.

`simd128`

Calculates the lane-wise minimum of two 128-bit vectors interpreted as four 32-bit floating point numbers.

`simd128`

Lane-wise multiplication of two 128-bit vectors interpreted as four 32-bit floating point numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit floating point numbers.

`simd128`

Lane-wise rounding to the nearest integral value; if two values are equally near, rounds to the even one.

`simd128`

Negates each lane of a 128-bit vector interpreted as four 32-bit floating point numbers.

`simd128`

Lane-wise maximum value, defined as `a < b ? b : a`

`simd128`

Lane-wise minimum value, defined as `b < a ? b : a`

`simd128`

Replaces a lane from a 128-bit vector interpreted as 4 packed f32 numbers.

`simd128`

Creates a vector with identical lanes.

`simd128`

Calculates the square root of each lane of a 128-bit vector interpreted as four 32-bit floating point numbers.

`simd128`

Lane-wise subtraction of two 128-bit vectors interpreted as four 32-bit floating point numbers.

`simd128`

Lane-wise rounding to the nearest integral value with the magnitude not larger than the input.

`simd128`

Materializes a SIMD value from the provided operands.

`simd128`

Calculates the absolute value of each lane of a 128-bit vector interpreted as two 64-bit floating point numbers.

`simd128`

Lane-wise add of two 128-bit vectors interpreted as two 64-bit floating point numbers.

`simd128`

Lane-wise rounding to the nearest integral value not smaller than the input.

`simd128`

Lane-wise conversion from integer to floating point.

`simd128`

Lane-wise conversion from integer to floating point.

`simd128`

Lane-wise divide of two 128-bit vectors interpreted as two 64-bit floating point numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit floating point numbers.

`simd128`

Extracts a lane from a 128-bit vector interpreted as 2 packed f64 numbers.

`simd128`

Lane-wise rounding to the nearest integral value not greater than the input.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit floating point numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit floating point numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit floating point numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit floating point numbers.

`simd128`

Calculates the lane-wise maximum of two 128-bit vectors interpreted as two 64-bit floating point numbers.

`simd128`

Calculates the lane-wise minimum of two 128-bit vectors interpreted as two 64-bit floating point numbers.

`simd128`

Lane-wise multiply of two 128-bit vectors interpreted as two 64-bit floating point numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit floating point numbers.

`simd128`

Lane-wise rounding to the nearest integral value; if two values are equally near, rounds to the even one.

`simd128`

Negates each lane of a 128-bit vector interpreted as two 64-bit floating point numbers.

`simd128`

Lane-wise maximum value, defined as `a < b ? b : a`

`simd128`

Lane-wise minimum value, defined as `b < a ? b : a`

`simd128`

Conversion of the two lower single-precision floating point lanes to the two double-precision lanes of the result.

`simd128`

Replaces a lane from a 128-bit vector interpreted as 2 packed f64 numbers.

`simd128`

Creates a vector with identical lanes.

`simd128`

Calculates the square root of each lane of a 128-bit vector interpreted as two 64-bit floating point numbers.

`simd128`

Lane-wise subtract of two 128-bit vectors interpreted as two 64-bit floating point numbers.

`simd128`

Lane-wise rounding to the nearest integral value with the magnitude not larger than the input.

`simd128`

Materializes a SIMD value from the provided operands.

`simd128`

Lane-wise wrapping absolute value.

`simd128`

Adds two 128-bit vectors as if they were two packed sixteen 8-bit integers.

`simd128`

Adds two 128-bit vectors as if they were two packed sixteen 8-bit signed
integers, saturating on overflow to `i8::MAX`

.

`simd128`

Returns true if all lanes are non-zero, false otherwise.

`simd128`

Extracts the high bit for each lane in `a`

and produce a scalar mask with
all bits concatenated.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit integers.

`simd128`

Extracts a lane from a 128-bit vector interpreted as 16 packed i8 numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit signed integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit signed integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit signed integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit signed integers.

`simd128`

Compares lane-wise signed integers, and returns the maximum of each pair.

`simd128`

Compares lane-wise signed integers, and returns the minimum of each pair.

`simd128`

Converts two input vectors into a smaller lane vector by narrowing each lane.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit integers.

`simd128`

Negates a 128-bit vectors interpreted as sixteen 8-bit signed integers

`simd128`

Count the number of bits set to one within each lane.

`simd128`

Replaces a lane from a 128-bit vector interpreted as 16 packed i8 numbers.

`simd128`

Shifts each lane to the left by the specified number of bits.

`simd128`

Shifts each lane to the right by the specified number of bits, sign extending.

`simd128`

Returns a new vector with lanes selected from the lanes of the two input
vectors `$a`

and `$b`

specified in the 16 immediate operands.

`simd128`

Creates a vector with identical lanes.

`simd128`

Subtracts two 128-bit vectors as if they were two packed sixteen 8-bit integers.

`simd128`

Subtracts two 128-bit vectors as if they were two packed sixteen 8-bit
signed integers, saturating on overflow to `i8::MIN`

.

`simd128`

Returns a new vector with lanes selected from the lanes of the first input
vector `a`

specified in the second input vector `s`

.

`simd128`

Materializes a SIMD value from the provided operands.

`simd128`

Lane-wise wrapping absolute value.

`simd128`

Adds two 128-bit vectors as if they were two packed eight 16-bit integers.

`simd128`

Adds two 128-bit vectors as if they were two packed eight 16-bit signed
integers, saturating on overflow to `i16::MAX`

.

`simd128`

Returns true if all lanes are non-zero, false otherwise.

`simd128`

Extracts the high bit for each lane in `a`

and produce a scalar mask with
all bits concatenated.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit integers.

`simd128`

Integer extended pairwise addition producing extended results (twice wider results than the inputs).

`simd128`

Integer extended pairwise addition producing extended results (twice wider results than the inputs).

`simd128`

Converts high half of the smaller lane vector to a larger lane vector, sign extended.

`simd128`

Converts high half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Converts low half of the smaller lane vector to a larger lane vector, sign extended.

`simd128`

Converts low half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Extracts a lane from a 128-bit vector interpreted as 8 packed i16 numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit signed integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit signed integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit signed integers.

Load eight 8-bit integers and sign extend each one to a 16-bit lane

Load eight 8-bit integers and zero extend each one to a 16-bit lane

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit signed integers.

`simd128`

Compares lane-wise signed integers, and returns the maximum of each pair.

`simd128`

Compares lane-wise signed integers, and returns the minimum of each pair.

`simd128`

Multiplies two 128-bit vectors as if they were two packed eight 16-bit signed integers.

`simd128`

Converts two input vectors into a smaller lane vector by narrowing each lane.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit integers.

`simd128`

Negates a 128-bit vectors interpreted as eight 16-bit signed integers

`simd128`

Lane-wise saturating rounding multiplication in Q15 format.

`simd128`

Replaces a lane from a 128-bit vector interpreted as 8 packed i16 numbers.

`simd128`

Shifts each lane to the left by the specified number of bits.

`simd128`

Shifts each lane to the right by the specified number of bits, sign extending.

`simd128`

Same as `i8x16_shuffle`

, except operates as if the inputs were eight
16-bit integers, only taking 8 indices to shuffle.

`simd128`

Creates a vector with identical lanes.

`simd128`

Subtracts two 128-bit vectors as if they were two packed eight 16-bit integers.

`simd128`

Subtracts two 128-bit vectors as if they were two packed eight 16-bit
signed integers, saturating on overflow to `i16::MIN`

.

`simd128`

Materializes a SIMD value from the provided operands.

`simd128`

Lane-wise wrapping absolute value.

`simd128`

Adds two 128-bit vectors as if they were two packed four 32-bit integers.

`simd128`

Returns true if all lanes are non-zero, false otherwise.

`simd128`

Extracts the high bit for each lane in `a`

and produce a scalar mask with
all bits concatenated.

`simd128`

Lane-wise multiply signed 16-bit integers in the two input vectors and add adjacent pairs of the full 32-bit results.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit integers.

`simd128`

Integer extended pairwise addition producing extended results (twice wider results than the inputs).

`simd128`

Integer extended pairwise addition producing extended results (twice wider results than the inputs).

`simd128`

Converts high half of the smaller lane vector to a larger lane vector, sign extended.

`simd128`

Converts high half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Converts low half of the smaller lane vector to a larger lane vector, sign extended.

`simd128`

Converts low half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Extracts a lane from a 128-bit vector interpreted as 4 packed i32 numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit signed integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit signed integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit signed integers.

Load four 16-bit integers and sign extend each one to a 32-bit lane

Load four 16-bit integers and zero extend each one to a 32-bit lane

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit signed integers.

`simd128`

Compares lane-wise signed integers, and returns the maximum of each pair.

`simd128`

Compares lane-wise signed integers, and returns the minimum of each pair.

`simd128`

Multiplies two 128-bit vectors as if they were two packed four 32-bit signed integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit integers.

`simd128`

Negates a 128-bit vectors interpreted as four 32-bit signed integers

`simd128`

Replaces a lane from a 128-bit vector interpreted as 4 packed i32 numbers.

`simd128`

Shifts each lane to the left by the specified number of bits.

`simd128`

Shifts each lane to the right by the specified number of bits, sign extending.

`simd128`

Same as `i8x16_shuffle`

, except operates as if the inputs were four
32-bit integers, only taking 4 indices to shuffle.

`simd128`

Creates a vector with identical lanes.

`simd128`

Subtracts two 128-bit vectors as if they were two packed four 32-bit integers.

`simd128`

Converts a 128-bit vector interpreted as four 32-bit floating point numbers into a 128-bit vector of four 32-bit signed integers.

`simd128`

Saturating conversion of the two double-precision floating point lanes to
two lower integer lanes using the IEEE `convertToIntegerTowardZero`

function.

`simd128`

Materializes a SIMD value from the provided operands.

`simd128`

Lane-wise wrapping absolute value.

`simd128`

Adds two 128-bit vectors as if they were two packed two 64-bit integers.

`simd128`

Returns true if all lanes are non-zero, false otherwise.

`simd128`

Extracts the high bit for each lane in `a`

and produce a scalar mask with
all bits concatenated.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit integers.

`simd128`

Converts high half of the smaller lane vector to a larger lane vector, sign extended.

`simd128`

Converts high half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Converts low half of the smaller lane vector to a larger lane vector, sign extended.

`simd128`

Converts low half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Extracts a lane from a 128-bit vector interpreted as 2 packed i64 numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit signed integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit signed integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit signed integers.

Load two 32-bit integers and sign extend each one to a 64-bit lane

Load two 32-bit integers and zero extend each one to a 64-bit lane

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit signed integers.

`simd128`

Multiplies two 128-bit vectors as if they were two packed two 64-bit integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit integers.

`simd128`

Negates a 128-bit vectors interpreted as two 64-bit signed integers

`simd128`

Replaces a lane from a 128-bit vector interpreted as 2 packed i64 numbers.

`simd128`

Shifts each lane to the left by the specified number of bits.

`simd128`

Shifts each lane to the right by the specified number of bits, sign extending.

`simd128`

Same as `i8x16_shuffle`

, except operates as if the inputs were two
64-bit integers, only taking 2 indices to shuffle.

`simd128`

Creates a vector with identical lanes.

`simd128`

Subtracts two 128-bit vectors as if they were two packed two 64-bit integers.

Corresponding intrinsic to wasm’s `memory.grow`

instruction

Corresponding intrinsic to wasm’s `memory.size`

instruction

`simd128`

Materializes a SIMD value from the provided operands.

`simd128`

Adds two 128-bit vectors as if they were two packed sixteen 8-bit integers.

`simd128`

Adds two 128-bit vectors as if they were two packed sixteen 8-bit unsigned
integers, saturating on overflow to `u8::MAX`

.

`simd128`

Returns true if all lanes are non-zero, false otherwise.

`simd128`

Lane-wise rounding average.

`simd128`

Extracts the high bit for each lane in `a`

and produce a scalar mask with
all bits concatenated.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit integers.

`simd128`

Extracts a lane from a 128-bit vector interpreted as 16 packed u8 numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit unsigned integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit unsigned integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit unsigned integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit unsigned integers.

`simd128`

Compares lane-wise unsigned integers, and returns the maximum of each pair.

`simd128`

Compares lane-wise unsigned integers, and returns the minimum of each pair.

`simd128`

Converts two input vectors into a smaller lane vector by narrowing each lane.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 16 eight-bit integers.

`simd128`

Count the number of bits set to one within each lane.

`simd128`

Replaces a lane from a 128-bit vector interpreted as 16 packed u8 numbers.

`simd128`

Shifts each lane to the left by the specified number of bits.

`simd128`

Shifts each lane to the right by the specified number of bits, shifting in zeros.

`simd128`

Returns a new vector with lanes selected from the lanes of the two input
vectors `$a`

and `$b`

specified in the 16 immediate operands.

`simd128`

Creates a vector with identical lanes.

`simd128`

Subtracts two 128-bit vectors as if they were two packed sixteen 8-bit integers.

`simd128`

Subtracts two 128-bit vectors as if they were two packed sixteen 8-bit unsigned integers, saturating on overflow to 0.

`simd128`

Returns a new vector with lanes selected from the lanes of the first input
vector `a`

specified in the second input vector `s`

.

`simd128`

Materializes a SIMD value from the provided operands.

`simd128`

Adds two 128-bit vectors as if they were two packed eight 16-bit integers.

`simd128`

Adds two 128-bit vectors as if they were two packed eight 16-bit unsigned
integers, saturating on overflow to `u16::MAX`

.

`simd128`

Returns true if all lanes are non-zero, false otherwise.

`simd128`

Lane-wise rounding average.

`simd128`

Extracts the high bit for each lane in `a`

and produce a scalar mask with
all bits concatenated.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit integers.

`simd128`

Integer extended pairwise addition producing extended results (twice wider results than the inputs).

`simd128`

Converts high half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Converts low half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Extracts a lane from a 128-bit vector interpreted as 8 packed u16 numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit unsigned integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit unsigned integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit unsigned integers.

Load eight 8-bit integers and zero extend each one to a 16-bit lane

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit unsigned integers.

`simd128`

Compares lane-wise unsigned integers, and returns the maximum of each pair.

`simd128`

Compares lane-wise unsigned integers, and returns the minimum of each pair.

`simd128`

Multiplies two 128-bit vectors as if they were two packed eight 16-bit signed integers.

`simd128`

Converts two input vectors into a smaller lane vector by narrowing each lane.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 8 sixteen-bit integers.

`simd128`

Replaces a lane from a 128-bit vector interpreted as 8 packed u16 numbers.

`simd128`

Shifts each lane to the left by the specified number of bits.

`simd128`

Shifts each lane to the right by the specified number of bits, shifting in zeros.

`simd128`

Same as `i8x16_shuffle`

, except operates as if the inputs were eight
16-bit integers, only taking 8 indices to shuffle.

`simd128`

Creates a vector with identical lanes.

`simd128`

Subtracts two 128-bit vectors as if they were two packed eight 16-bit integers.

`simd128`

Subtracts two 128-bit vectors as if they were two packed eight 16-bit unsigned integers, saturating on overflow to 0.

`simd128`

Materializes a SIMD value from the provided operands.

`simd128`

Adds two 128-bit vectors as if they were two packed four 32-bit integers.

`simd128`

Returns true if all lanes are non-zero, false otherwise.

`simd128`

Extracts the high bit for each lane in `a`

and produce a scalar mask with
all bits concatenated.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit integers.

`simd128`

Integer extended pairwise addition producing extended results (twice wider results than the inputs).

`simd128`

Converts high half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Converts low half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Extracts a lane from a 128-bit vector interpreted as 4 packed u32 numbers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit unsigned integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit unsigned integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit unsigned integers.

Load four 16-bit integers and zero extend each one to a 32-bit lane

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit unsigned integers.

`simd128`

Compares lane-wise unsigned integers, and returns the maximum of each pair.

`simd128`

Compares lane-wise unsigned integers, and returns the minimum of each pair.

`simd128`

Multiplies two 128-bit vectors as if they were two packed four 32-bit signed integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 4 thirty-two-bit integers.

`simd128`

Replaces a lane from a 128-bit vector interpreted as 4 packed u32 numbers.

`simd128`

Shifts each lane to the left by the specified number of bits.

`simd128`

Shifts each lane to the right by the specified number of bits, shifting in zeros.

`simd128`

Same as `i8x16_shuffle`

, except operates as if the inputs were four
32-bit integers, only taking 4 indices to shuffle.

`simd128`

Creates a vector with identical lanes.

`simd128`

Subtracts two 128-bit vectors as if they were two packed four 32-bit integers.

`simd128`

Converts a 128-bit vector interpreted as four 32-bit floating point numbers into a 128-bit vector of four 32-bit unsigned integers.

`simd128`

Saturating conversion of the two double-precision floating point lanes to
two lower integer lanes using the IEEE `convertToIntegerTowardZero`

function.

`simd128`

Materializes a SIMD value from the provided operands.

`simd128`

Adds two 128-bit vectors as if they were two packed two 64-bit integers.

`simd128`

Returns true if all lanes are non-zero, false otherwise.

`simd128`

Extracts the high bit for each lane in `a`

and produce a scalar mask with
all bits concatenated.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit integers.

`simd128`

Converts high half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Converts low half of the smaller lane vector to a larger lane vector, zero extended.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Lane-wise integer extended multiplication producing twice wider result than the inputs.

`simd128`

Extracts a lane from a 128-bit vector interpreted as 2 packed u64 numbers.

Load two 32-bit integers and zero extend each one to a 64-bit lane

`simd128`

Multiplies two 128-bit vectors as if they were two packed two 64-bit integers.

`simd128`

Compares two 128-bit vectors as if they were two vectors of 2 sixty-four-bit integers.

`simd128`

Replaces a lane from a 128-bit vector interpreted as 2 packed u64 numbers.

`simd128`

Shifts each lane to the left by the specified number of bits.

`simd128`

Shifts each lane to the right by the specified number of bits, shifting in zeros.

`simd128`

Same as `i8x16_shuffle`

, except operates as if the inputs were two
64-bit integers, only taking 2 indices to shuffle.

`simd128`

Creates a vector with identical lanes.

`simd128`

Subtracts two 128-bit vectors as if they were two packed two 64-bit integers.

Generates the `unreachable`

instruction, which causes an unconditional trap.

`simd128`

Performs a bitwise and of the two input 128-bit vectors, returning the resulting vector.

`simd128`

Bitwise AND of bits of `a`

and the logical inverse of bits of `b`

.

`simd128`

Returns `true`

if any bit in `a`

is set, or `false`

otherwise.

`simd128`

Use the bitmask in `c`

to select bits from `v1`

when 1 and `v2`

when 0.

Loads an 8-bit value from `m`

and sets lane `L`

of `v`

to that value.

Load a single element and splat to all lanes of a v128 vector.

Loads a 16-bit value from `m`

and sets lane `L`

of `v`

to that value.

Load a single element and splat to all lanes of a v128 vector.

Loads a 32-bit value from `m`

and sets lane `L`

of `v`

to that value.

Load a single element and splat to all lanes of a v128 vector.

Load a 32-bit element into the low bits of the vector and sets all other bits to zero.

Loads a 64-bit value from `m`

and sets lane `L`

of `v`

to that value.

Load a single element and splat to all lanes of a v128 vector.

Load a 64-bit element into the low bits of the vector and sets all other bits to zero.

`simd128`

Flips each bit of the 128-bit input vector.

`simd128`

Performs a bitwise or of the two input 128-bit vectors, returning the resulting vector.

Stores a `v128`

vector to the given heap address.

Stores the 8-bit value from lane `L`

of `v`

into `m`

Stores the 16-bit value from lane `L`

of `v`

into `m`

Stores the 32-bit value from lane `L`

of `v`

into `m`

Stores the 64-bit value from lane `L`

of `v`

into `m`

`simd128`

Performs a bitwise xor of the two input 128-bit vectors, returning the resulting vector.