Syntax of gfx904 Instructions — LLVM 21.1.4 documentation

# Syntax of gfx904 Instructions

## Introduction

This document describes the syntax of instructions specific to gfx904.

For a description of other gfx904 instructions see Syntax of Core GFX9 Instructions.

## Notation

Notation used in this document is explained here.

## Overview

An overview of generic syntax and other features of AMDGPU instructions may be found in this document.

## Instructions

### VOP3P

    INSTRUCTION                    DST       SRC0       SRC1       SRC2       MODIFIERS
    ————————————————————————————————————————————————————————————————————————————————————————————————————
    v_fma_mix_f32                  vdst,     src0:m:fx, src1:m:fx, src2:m:fx  m_op_sel m_op_sel_hi clamp
    v_fma_mixhi_f16                vdst,     src0:m:fx, src1:m:fx, src2:m:fx  m_op_sel m_op_sel_hi clamp
    v_fma_mixlo_f16                vdst,     src0:m:fx, src1:m:fx, src2:m:fx  m_op_sel m_op_sel_hi clamp