[llvm] r315613 - [X86] Add CLWB intrinsic. llvm part

[Craig Topper via llvm-commits]

Author: ctopper
Date: Thu Oct 12 13:08:31 2017
New Revision: 315613

URL: http://llvm.org/viewvc/llvm-project?rev=315613&view=rev
Log:
[X86] Add CLWB intrinsic. llvm part

Modified:
    llvm/trunk/include/llvm/IR/IntrinsicsX86.td
    llvm/trunk/lib/Target/X86/X86InstrInfo.td

Modified: llvm/trunk/include/llvm/IR/IntrinsicsX86.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/IR/IntrinsicsX86.td?rev=315613&r1=315612&r2=315613&view=diff
==============================================================================
--- llvm/trunk/include/llvm/IR/IntrinsicsX86.td (original)
+++ llvm/trunk/include/llvm/IR/IntrinsicsX86.td Thu Oct 12 13:08:31 2017
@@ -3473,10 +3473,13 @@ let TargetPrefix = "x86" in {  // All in
 }
 
 //===----------------------------------------------------------------------===//
-// CLFLUSHOPT
+// CLFLUSHOPT and CLWB
 let TargetPrefix = "x86" in {  // All intrinsics start with "llvm.x86.".
   def int_x86_clflushopt : GCCBuiltin<"__builtin_ia32_clflushopt">,
               Intrinsic<[], [llvm_ptr_ty], []>;
+
+  def int_x86_clwb : GCCBuiltin<"__builtin_ia32_clwb">,
+              Intrinsic<[], [llvm_ptr_ty], []>;
 }
 
 //===----------------------------------------------------------------------===//

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.td?rev=315613&r1=315612&r2=315613&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.td Thu Oct 12 13:08:31 2017
@@ -2698,9 +2698,9 @@ let Predicates = [HasCLFLUSHOPT] in
 def CLFLUSHOPT : I<0xAE, MRM7m, (outs), (ins i8mem:$src),
                    "clflushopt\t$src", [(int_x86_clflushopt addr:$src)]>, PD;
 
-// TODO: Add an instrincis for this.
 let Predicates = [HasCLWB] in
-def CLWB       : I<0xAE, MRM6m, (outs), (ins i8mem:$src), "clwb\t$src", []>, PD;
+def CLWB       : I<0xAE, MRM6m, (outs), (ins i8mem:$src), "clwb\t$src",
+                   [(int_x86_clwb addr:$src)]>, PD;
 
 
 //===----------------------------------------------------------------------===//