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Relational_Built-In_Functions - Click an item in the table below for details about that function.
Contents
Copyright
Copyright © 2007-2011 The Khronos Group Inc.
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and/or
associated documentation files (the "Materials"), to deal in the Materials without restriction, including
without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Materials, and to permit persons to whom the Materials are furnished to do so, subject to
the condition that this copyright notice and permission notice shall be included in all copies or
substantial portions of the Materials.
Description
If an implementation extends this specification to support IEEE-754 flags or exceptions, then all
built-in relational functions shall proceed without raising the invalid floating-point exception when one
or more of the operands are NaNs.
Name
Relational_Built-In_Functions - Click an item in the table below for details about that function.
┌──────────────────────┬───────────────────────────────────────┐
│ isequal(3clc) │ │
│ │ Component-wise compare of x == │
│ │ y. │
├──────────────────────┼───────────────────────────────────────┤
│ isnotequal(3clc) │ │
│ │ Component-wise compare of x != │
│ │ y. │
├──────────────────────┼───────────────────────────────────────┤
│ isgreater(3clc) │ │
│ │ Component-wise compare of x > │
│ │ y. │
├──────────────────────┼───────────────────────────────────────┤
│ isgreaterequal(3clc) │ │
│ │ Component-wise compare of x >= │
│ │ y. │
├──────────────────────┼───────────────────────────────────────┤
│ isless(3clc) │ │
│ │ Component-wise compare of x < │
│ │ y. │
├──────────────────────┼───────────────────────────────────────┤
│ islessequal(3clc) │ │
│ │ Component-wise compare of x <= │
│ │ y. │
├──────────────────────┼───────────────────────────────────────┤
│ islessgreater(3clc) │ │
│ │ Component-wise compare of (x < │
│ │ y) || (x > y). │
├──────────────────────┼───────────────────────────────────────┤
│ isfinite(3clc) │ │
│ │ Test for finite value. │
├──────────────────────┼───────────────────────────────────────┤
│ isinf(3clc) │ │
│ │ Test for positive or negative │
│ │ infinity. │
├──────────────────────┼───────────────────────────────────────┤
│ isnan(3clc) │ │
│ │ Test for a NaN. │
├──────────────────────┼───────────────────────────────────────┤
│ isnormal(3clc) │ │
│ │ Test for a normal value. │
├──────────────────────┼───────────────────────────────────────┤
│ isordered(3clc) │ │
│ │ Test if arguments are ordered. │
├──────────────────────┼───────────────────────────────────────┤
│ isunordered(3clc) │ │
│ │ Test if arguments are │
│ │ unordered. │
├──────────────────────┼───────────────────────────────────────┤
│ signbit(3clc) │ │
│ │ Test for sign bit. │
├──────────────────────┼───────────────────────────────────────┤
│ any(3clc) │ │
│ │ 1 if MSB in any component of x │
│ │ is set; else 0. │
├──────────────────────┼───────────────────────────────────────┤
│ any(3clc) │ │
│ │ 1 if MSB in all components of │
│ │ x is set; else 0. │
├──────────────────────┼───────────────────────────────────────┤
│ bitselect(3clc) │ │
│ │ Each bit of result is │
│ │ corresponding bit of a if │
│ │ corresponding bit of c is 0. │
├──────────────────────┼───────────────────────────────────────┤
│ select(3clc) │ │
│ │ For each component of a vector │
│ │ type, result[i] = if MSB of │
│ │ c[i] is set ? b[i] : a[i] For │
│ │ scalar type, result = c ? b : │
│ │ a. │
└──────────────────────┴───────────────────────────────────────┘
Notes
1. OpenCL Specification
page 264, section 6.12.6 - Relational Functions
The Khronos Group 11/18/2024 RELATIONALBUILT-IN(3clc)
Specification
OpenCLSpecification[1]
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