1*06c3fb27SDimitry Andric //===-- X86EncodingOptimization.h - X86 Encoding optimization ---*- C++ -*-===// 2*06c3fb27SDimitry Andric // 3*06c3fb27SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*06c3fb27SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*06c3fb27SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*06c3fb27SDimitry Andric // 7*06c3fb27SDimitry Andric //===----------------------------------------------------------------------===// 8*06c3fb27SDimitry Andric // 9*06c3fb27SDimitry Andric // This file contains the declarations of the X86 encoding optimization 10*06c3fb27SDimitry Andric // 11*06c3fb27SDimitry Andric //===----------------------------------------------------------------------===// 12*06c3fb27SDimitry Andric 13*06c3fb27SDimitry Andric #ifndef LLVM_LIB_TARGET_X86_X86ENCODINGOPTIMIZATION_H 14*06c3fb27SDimitry Andric #define LLVM_LIB_TARGET_X86_X86ENCODINGOPTIMIZATION_H 15*06c3fb27SDimitry Andric namespace llvm { 16*06c3fb27SDimitry Andric class MCInst; 17*06c3fb27SDimitry Andric class MCInstrDesc; 18*06c3fb27SDimitry Andric namespace X86 { 19*06c3fb27SDimitry Andric bool optimizeInstFromVEX3ToVEX2(MCInst &MI, const MCInstrDesc &Desc); 20*06c3fb27SDimitry Andric bool optimizeShiftRotateWithImmediateOne(MCInst &MI); 21*06c3fb27SDimitry Andric bool optimizeVPCMPWithImmediateOneOrSix(MCInst &MI); 22*06c3fb27SDimitry Andric bool optimizeMOVSX(MCInst &MI); 23*06c3fb27SDimitry Andric bool optimizeINCDEC(MCInst &MI, bool In64BitMode); 24*06c3fb27SDimitry Andric bool optimizeMOV(MCInst &MI, bool In64BitMode); 25*06c3fb27SDimitry Andric bool optimizeToFixedRegisterOrShortImmediateForm(MCInst &MI); 26*06c3fb27SDimitry Andric unsigned getOpcodeForShortImmediateForm(unsigned Opcode); 27*06c3fb27SDimitry Andric unsigned getOpcodeForLongImmediateForm(unsigned Opcode); 28*06c3fb27SDimitry Andric } // namespace X86 29*06c3fb27SDimitry Andric } // namespace llvm 30*06c3fb27SDimitry Andric #endif 31