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//===-- X86InstrSNP.td - SNP Instruction Set Extension -----*- tablegen -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file describes the instructions that make up the AMD Secure Nested
// Paging (SNP) instruction set.
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
// SNP instructions
let SchedRW = [WriteSystem] in {
// F3 0F 01 FF
let Uses = [RAX] in
def PSMASH: I<0x01, MRM_FF, (outs), (ins), "psmash", []>, XS,
Requires<[In64BitMode]>;
// F2 0F 01 FF
let Uses = [RAX] in
def PVALIDATE64: I<0x01, MRM_FF, (outs), (ins), "pvalidate",[]>,
XD, Requires<[In64BitMode]>;
let Uses = [EAX] in
def PVALIDATE32: I<0x01, MRM_FF, (outs), (ins), "pvalidate",[]>,
XD, Requires<[Not64BitMode]>;
// F2 0F 01 FE
let Uses = [RAX] in
def RMPUPDATE: I<0x01, MRM_FE, (outs), (ins), "rmpupdate", []>, XD,
Requires<[In64BitMode]>;
// F3 0F 01 FE
let Uses = [RAX] in
def RMPADJUST: I<0x01, MRM_FE, (outs), (ins), "rmpadjust", []>, XS,
Requires<[In64BitMode]>;
} // SchedRW
def : InstAlias<"psmash\t{%rax|rax}", (PSMASH)>, Requires<[In64BitMode]>;
def : InstAlias<"pvalidate\t{%rax|rax}", (PVALIDATE64)>, Requires<[In64BitMode]>;
def : InstAlias<"pvalidate\t{%eax|eax}", (PVALIDATE32)>, Requires<[Not64BitMode]>;
def : InstAlias<"rmpupdate\t{%rax|rax}", (RMPUPDATE)>, Requires<[In64BitMode]>;
def : InstAlias<"rmpadjust\t{%rax|rax}", (RMPADJUST)>, Requires<[In64BitMode]>;
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