diff options
Diffstat (limited to 'lib/Target/X86/X86InstrInfo.td')
| -rw-r--r-- | lib/Target/X86/X86InstrInfo.td | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td index 93e8beb19b..ccc1aa2e35 100644 --- a/lib/Target/X86/X86InstrInfo.td +++ b/lib/Target/X86/X86InstrInfo.td @@ -142,6 +142,9 @@ def X86sahf : SDNode<"X86ISD::SAHF", SDTX86sahf>; def X86rdrand : SDNode<"X86ISD::RDRAND", SDTX86rdrand, [SDNPHasChain, SDNPSideEffect]>; +def X86rdseed : SDNode<"X86ISD::RDSEED", SDTX86rdrand, + [SDNPHasChain, SDNPSideEffect]>; + def X86cas : SDNode<"X86ISD::LCMPXCHG_DAG", SDTX86cas, [SDNPHasChain, SDNPInGlue, SDNPOutGlue, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; @@ -607,6 +610,7 @@ def HasHLE : Predicate<"Subtarget->hasHLE()">; def HasTSX : Predicate<"Subtarget->hasRTM() || Subtarget->hasHLE()">; def HasADX : Predicate<"Subtarget->hasADX()">; def HasPRFCHW : Predicate<"Subtarget->hasPRFCHW()">; +def HasRDSEED : Predicate<"Subtarget->hasRDSEED()">; def HasPrefetchW : Predicate<"Subtarget->has3DNow() || Subtarget->hasPRFCHW()">; def FPStackf32 : Predicate<"!Subtarget->hasSSE1()">; def FPStackf64 : Predicate<"!Subtarget->hasSSE2()">; @@ -1634,6 +1638,21 @@ let Predicates = [HasRDRAND], Defs = [EFLAGS] in { } //===----------------------------------------------------------------------===// +// RDSEED Instruction +// +let Predicates = [HasRDSEED], Defs = [EFLAGS] in { + def RDSEED16r : I<0xC7, MRM7r, (outs GR16:$dst), (ins), + "rdseed{w}\t$dst", + [(set GR16:$dst, EFLAGS, (X86rdseed))]>, OpSize, TB; + def RDSEED32r : I<0xC7, MRM7r, (outs GR32:$dst), (ins), + "rdseed{l}\t$dst", + [(set GR32:$dst, EFLAGS, (X86rdseed))]>, TB; + def RDSEED64r : RI<0xC7, MRM7r, (outs GR64:$dst), (ins), + "rdseed{q}\t$dst", + [(set GR64:$dst, EFLAGS, (X86rdseed))]>, TB; +} + +//===----------------------------------------------------------------------===// // LZCNT Instruction // let Predicates = [HasLZCNT], Defs = [EFLAGS] in { |