Module simd

Source

🔬This is a nightly-only experimental API. (core_intrinsics)

Expand description

SIMD compiler intrinsics.

In this module, a “vector” is any repr(simd) type.

Enums§

SimdAlignExperimental: A type for alignment options for SIMD masked load/store intrinsics.

Functions§

simd_add^⚠Experimentalvalidated: Adds two simd vectors elementwise.
simd_and^⚠Experimentalvalidated: “And“s vectors elementwise.
simd_arith_offset^⚠Experimentalvalidated: Calculates the offset from a pointer vector elementwise, potentially wrapping.
simd_as^⚠Experimentalvalidated: Numerically casts a vector, elementwise.
simd_bitmask^⚠Experimentalvalidated: Truncates an integer vector to a bitmask.
simd_bitreverse^⚠Experimentalvalidated: Reverses bits of each element.
simd_bswap^⚠Experimentalvalidated: Swaps bytes of each element.
simd_carryless_mul^⚠Experimentalvalidated: Compute the carry-less product.
simd_cast^⚠Experimentalvalidated: Numerically casts a vector, elementwise.
simd_cast_ptr^⚠Experimentalvalidated: Casts a vector of pointers.
simd_ceil^⚠Experimentalvalidated: Rounds up each element to the next highest integer-valued float.
simd_ctlz^⚠Experimentalvalidated: Counts the leading zeros of each element.
simd_ctpop^⚠Experimentalvalidated: Counts the number of ones in each element.
simd_cttz^⚠Experimentalvalidated: Counts the trailing zeros of each element.
simd_div^⚠Experimentalvalidated: Divides lhs by rhs elementwise.
simd_eq^⚠Experimentalvalidated: Tests elementwise equality of two vectors.
simd_expose_provenance^⚠Experimentalvalidated: Exposes a vector of pointers as a vector of addresses.
simd_extract^⚠Experimentalvalidated: Extracts an element from a vector.
simd_extract_dyn^⚠Experimentalvalidated: Extracts an element from a vector.
simd_fabs^⚠Experimentalvalidated: Returns absolute value of a vector, elementwise.
simd_fcos^⚠Experimentalvalidated: T must be a vector of floats.
simd_fexp^⚠Experimentalvalidated: T must be a vector of floats.
simd_fexp2^⚠Experimentalvalidated: T must be a vector of floats.
simd_flog^⚠Experimentalvalidated: T must be a vector of floats.
simd_flog2^⚠Experimentalvalidated: T must be a vector of floats.
simd_flog10^⚠Experimentalvalidated: T must be a vector of floats.
simd_floor^⚠Experimentalvalidated: Rounds down each element to the next lowest integer-valued float.
simd_fma^⚠Experimentalvalidated: Computes (x*y) + z for each element, but without any intermediate rounding.
simd_fsin^⚠Experimentalvalidated: T must be a vector of floats.
simd_fsqrt^⚠Experimentalvalidated: Takes the square root of each element.
simd_funnel_shl^⚠Experimentalvalidated: Funnel Shifts vector left elementwise, with UB on overflow.
simd_funnel_shr^⚠Experimentalvalidated: Funnel Shifts vector right elementwise, with UB on overflow.
simd_gather^⚠Experimentalvalidated: Reads a vector of pointers.
simd_ge^⚠Experimentalvalidated: Tests if x is greater than or equal to y, elementwise.
simd_gt^⚠Experimentalvalidated: Tests if x is greater than y, elementwise.
simd_insert^⚠Experimentalvalidated: Inserts an element into a vector, returning the updated vector.
simd_insert_dyn^⚠Experimentalvalidated: Inserts an element into a vector, returning the updated vector.
simd_le^⚠Experimentalvalidated: Tests if x is less than or equal to y, elementwise.
simd_lt^⚠Experimentalvalidated: Tests if x is less than y, elementwise.
simd_masked_load^⚠Experimentalvalidated: Reads a vector of pointers.
simd_masked_store^⚠Experimentalvalidated: Writes to a vector of pointers.
simd_maximum_number_nsz^⚠Experimentalvalidated: Returns the maximum of two vectors, elementwise.
simd_minimum_number_nsz^⚠Experimentalvalidated: Returns the minimum of two vectors, elementwise.
simd_mul^⚠Experimentalvalidated: Multiplies two simd vectors elementwise.
simd_ne^⚠Experimentalvalidated: Tests elementwise inequality equality of two vectors.
simd_neg^⚠Experimentalvalidated: Negates a vector elementwise.
simd_or^⚠Experimentalvalidated: “Ors” vectors elementwise.
simd_reduce_add_ordered^⚠Experimentalvalidated: Adds elements within a vector from left to right.
simd_reduce_add_unordered^⚠Experimentalvalidated: Adds elements within a vector in arbitrary order. May also be re-associated with unordered additions on the inputs/outputs.
simd_reduce_all^⚠Experimentalvalidated: Checks if all mask values are true.
simd_reduce_and^⚠Experimentalvalidated: Logical “and“s all elements together.
simd_reduce_any^⚠Experimentalvalidated: Checks if any mask value is true.
simd_reduce_max^⚠Experimentalvalidated: Returns the maximum element of a vector.
simd_reduce_min^⚠Experimentalvalidated: Returns the minimum element of a vector.
simd_reduce_mul_ordered^⚠Experimentalvalidated: Multiplies elements within a vector from left to right.
simd_reduce_mul_unordered^⚠Experimentalvalidated: Multiplies elements within a vector in arbitrary order. May also be re-associated with unordered additions on the inputs/outputs.
simd_reduce_or^⚠Experimentalvalidated: Logical “ors” all elements together.
simd_reduce_xor^⚠Experimentalvalidated: Logical “exclusive ors” all elements together.
simd_relaxed_fma^⚠Experimentalvalidated: Computes (x*y) + z for each element, non-deterministically executing either a fused multiply-add or two operations with rounding of the intermediate result.
simd_rem^⚠Experimentalvalidated: Returns remainder of two vectors elementwise.
simd_round^⚠Experimentalvalidated: Rounds each element to the closest integer-valued float. Ties are resolved by rounding away from 0.
simd_round_ties_even^⚠Experimentalvalidated: Rounds each element to the closest integer-valued float. Ties are resolved by rounding to the number with an even least significant digit
simd_saturating_add^⚠Experimentalvalidated: Adds two simd vectors elementwise, with saturation.
simd_saturating_sub^⚠Experimentalvalidated: Subtracts two simd vectors elementwise, with saturation.
simd_scatter^⚠Experimentalvalidated: Writes to a vector of pointers.
simd_select^⚠Experimentalvalidated: Selects elements from a mask.
simd_select_bitmask^⚠Experimentalvalidated: Selects elements from a bitmask.
simd_shl^⚠Experimentalvalidated: Shifts vector left elementwise, with UB on overflow.
simd_shr^⚠Experimentalvalidated: Shifts vector right elementwise, with UB on overflow.
simd_shuffle^⚠Experimentalvalidated: Shuffles two vectors by const indices.
simd_splat^⚠Experimentalvalidated: Creates a vector where every lane has the provided value.
simd_sub^⚠Experimentalvalidated: Subtracts rhs from lhs elementwise.
simd_trunc^⚠Experimentalvalidated: Returns the integer part of each element as an integer-valued float. In other words, non-integer values are truncated towards zero.
simd_with_exposed_provenance^⚠Experimentalvalidated: Creates a vector of pointers from a vector of addresses.
simd_xor^⚠Experimentalvalidated: “Exclusive ors” vectors elementwise.

Module simd

Module simd Copy item path

Enums§

Functions§

Module simd