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[X86] Tag VIA PadLock crypto instructions scheduler classes 

llvm-svn: 320159
This commit is contained in:
Simon Pilgrim 2017-12-08 16:06:40 +00:00
parent 1ddcae665e
commit 4ba3314d55
1 changed files with 3 additions and 1 deletions
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4
llvm/lib/Target/X86/X86InstrSystem.td
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@ -602,11 +602,12 @@ let Predicates = [HasXSAVES] in {
//===----------------------------------------------------------------------===//
// VIA PadLock crypto instructions
let Defs = [RAX, RDI], Uses = [RDX, RDI] in
let Defs = [RAX, RDI], Uses = [RDX, RDI], SchedRW = [WriteSystem] in
def XSTORE : I<0xa7, MRM_C0, (outs), (ins), "xstore", []>, TB;
def : InstAlias<"xstorerng", (XSTORE)>;
let SchedRW = [WriteSystem] in {
let Defs = [RSI, RDI], Uses = [RBX, RDX, RSI, RDI] in {
def XCRYPTECB : I<0xa7, MRM_C8, (outs), (ins), "xcryptecb", []>, TB;
def XCRYPTCBC : I<0xa7, MRM_D0, (outs), (ins), "xcryptcbc", []>, TB;
@ -621,6 +622,7 @@ let Defs = [RAX, RSI, RDI], Uses = [RAX, RSI, RDI] in {
}
let Defs = [RAX, RDX, RSI], Uses = [RAX, RSI] in
def MONTMUL : I<0xa6, MRM_C0, (outs), (ins), "montmul", []>, TB;
} // SchedRW
//==-----------------------------------------------------------------------===//
// PKU - enable protection key