any, all

Test for sign bit.

int any ( igentype x)
int n all ( igentype x)

Description

any returns 1 if the most significant bit in any component of x is set; otherwise returns 0.

all returns 1 if the most significant bit in al components of x is set; otherwise returns 0.

Notes

The argument type igentype refers to signed integer vector types i.e. char, charn, short, shortn, int, intn, long, and longn. The built-in relational functions can be used with built-in scalar or vector types as arguments and return a scalar vector integer result. The argument type igentype refers to signed integer vector types i.e. char, charn, short, shortn, int, intn, long, and longn.

Specification

OpenCL Specification

Also see

Relational Functions

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