1 //===---------------------------*-tablegen-*-------------------------------===//
2 //===------------- X86InstrKL.td - KL Instruction Set Extension -----------===//
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
8 //===----------------------------------------------------------------------===//
10 // This file describes the instructions that make up the Intel key locker
13 //===----------------------------------------------------------------------===//
15 //===----------------------------------------------------------------------===//
16 // Key Locker instructions
17 class Encodekey<bits<8> opcode, string m>
18 : I<opcode, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src), m#"\t{$src, $dst|$dst, $src}", []>,
21 multiclass Aesencdec<string suffix> {
22 def AESENC128KL#suffix : I<0xDC, MRMSrcMem, (outs VR128:$dst),
23 (ins VR128:$src1, opaquemem:$src2),
24 "aesenc128kl\t{$src2, $src1|$src1, $src2}",
25 [(set VR128:$dst, EFLAGS, (X86aesenc128kl VR128:$src1, addr:$src2))]>,
27 def AESDEC128KL#suffix : I<0xDD, MRMSrcMem, (outs VR128:$dst),
28 (ins VR128:$src1, opaquemem:$src2),
29 "aesdec128kl\t{$src2, $src1|$src1, $src2}",
30 [(set VR128:$dst, EFLAGS, (X86aesdec128kl VR128:$src1, addr:$src2))]>,
32 def AESENC256KL#suffix : I<0xDE, MRMSrcMem, (outs VR128:$dst),
33 (ins VR128:$src1, opaquemem:$src2),
34 "aesenc256kl\t{$src2, $src1|$src1, $src2}",
35 [(set VR128:$dst, EFLAGS, (X86aesenc256kl VR128:$src1, addr:$src2))]>,
37 def AESDEC256KL#suffix : I<0xDF, MRMSrcMem, (outs VR128:$dst),
38 (ins VR128:$src1, opaquemem:$src2),
39 "aesdec256kl\t{$src2, $src1|$src1, $src2}",
40 [(set VR128:$dst, EFLAGS, (X86aesdec256kl VR128:$src1, addr:$src2))]>,
44 let SchedRW = [WriteSystem] in {
45 let Uses = [XMM0, EAX], Defs = [EFLAGS], Predicates = [HasKL] in {
46 def LOADIWKEY : I<0xDC, MRMSrcReg, (outs), (ins VR128:$src1, VR128:$src2),
47 "loadiwkey\t{$src2, $src1|$src1, $src2}",
48 [(int_x86_loadiwkey XMM0, VR128:$src1, VR128:$src2, EAX)]>, T8, XS;
51 let Predicates = [HasKL] in {
52 let Uses = [XMM0], Defs = [XMM0, XMM1, XMM2, XMM4, XMM5, XMM6, EFLAGS] in
53 def ENCODEKEY128 : Encodekey<0xFA, "encodekey128">, T8;
55 let Uses = [XMM0, XMM1], Defs = [XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, EFLAGS] in
56 def ENCODEKEY256 : Encodekey<0xFB, "encodekey256">, T8;
58 let Constraints = "$src1 = $dst", Defs = [EFLAGS] in
59 defm "" : Aesencdec<"">, T8;
63 multiclass Aesencdecwide<string suffix> {
64 def AESENCWIDE128KL#suffix : I<0xD8, MRM0m, (outs), (ins opaquemem:$src), "aesencwide128kl\t$src", []>, NoCD8, XS;
65 def AESDECWIDE128KL#suffix : I<0xD8, MRM1m, (outs), (ins opaquemem:$src), "aesdecwide128kl\t$src", []>, NoCD8, XS;
66 def AESENCWIDE256KL#suffix : I<0xD8, MRM2m, (outs), (ins opaquemem:$src), "aesencwide256kl\t$src", []>, NoCD8, XS;
67 def AESDECWIDE256KL#suffix : I<0xD8, MRM3m, (outs), (ins opaquemem:$src), "aesdecwide256kl\t$src", []>, NoCD8, XS;
70 let SchedRW = [WriteSystem], Uses = [XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7],
71 Defs = [EFLAGS, XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7], mayLoad = 1 in {
72 let Predicates = [HasWIDEKL] in
73 defm "" : Aesencdecwide<"">, T8;