negatef4

NAME

negatef4 - invert the signs of float values

SYNOPSIS

Procedure call syntax:

#include <simdmath.h>
vector float negatef4(vector float x);
Link with -lsimdmath

Inline call syntax:

#include <simdmath.h>
#include <negatef4.h>
vector float _negatef4(vector float x);
Parameters  
x input vector

DESCRIPTION

The negatef4 function returns a vector of the corresponding elements of x in which each element has its sign negated.

RETURN VALUE

The function negatef4 returns a float vector in which each element is defined as the negation of the corresponding element of x.

ENVIRONMENT

SPU and PPU

CONFORMING TO

SIMD Math library specification for the Cell Broadband Engine™ Architecture.

NOTES

Basis

ISO9899 (C99) negate functions.

SEE ALSO

negate(3), negated2(3), negatei4(3), negatell2(3), abs(3), absi4(3), fabsf4(3), fabsd2(3), llabsi2(3), signbit(3), signbitf4(3), signbitd2(3), copysign(3) , copysignf4(3), copysignd2(3)