vec_dststt

Purpose

Initiates the data read of a line into cache in a state most efficient for writing.

The data stream specified by c is read beginning at the address specified by a using the control word specified by b. Use of this built-in function indicates that the specified data stream is relatively transient in nature.

Syntax

vec_dststt(a, b, c)

Argument types

This function does not return a value. The following table describes the types of the function arguments.

Table 1. Types of the function arguments
a b c1
const signed char * any integral type unsigned int
const signed short *
const signed int *
const float *
Note:
  1. c must be an unsigned literal with a value in the range 0 - 3 inclusive.