[PATCH] D59547: [X86] Remove X86 specific dag nodes for RDTSC/RDTSCP/RDPMC. NFCI

[Craig Topper via Phabricator via llvm-commits]

craig.topper added inline comments.


================
Comment at: lib/Target/X86/X86ISelLowering.cpp:22867
+  // the ECX register. Add 'ecx' explicitly to the chain.
+  SDValue ecx = DAG.getCopyFromReg(Chain, DL, X86::ECX, MVT::i32);
+  Results[1] = ecx;
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This is no longer glued to Hi. Is that ok?


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D59547/new/

https://reviews.llvm.org/D59547