__builtin_mma_xvi4ger8

Purpose

Vector 4-bit Signed Integer GER (rank-8).

The sum of the eight outer products of the 4-bit signed integer values in b and c and is placed into the a accumulator.

Note: This built-in function is valid only when both of the following conditions are met:
  • The -mcpu option is set to target Power10 processors.
  • The compiler mode is 64-bit.

Syntax

__builtin_mma_xvi4ger8(a,b,c)

Argument types

The following table describes the types of the function arguments.

Table 1. Types of the function arguments
a b c
__vector_quad* vector unsigned char vector unsigned char