[PATCH] D90744: [llvm-exegesis][X86] Ignore a few unmeasurable opcodes.

[Clement Courbet via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGb16cbd8890a0: [llvm-exegesis][X86] Ignore a few unmeasurable opcodes. (authored by courbet).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D90744/new/

https://reviews.llvm.org/D90744

Files:
  llvm/tools/llvm-exegesis/lib/X86/Target.cpp


Index: llvm/tools/llvm-exegesis/lib/X86/Target.cpp
===================================================================
--- llvm/tools/llvm-exegesis/lib/X86/Target.cpp
+++ llvm/tools/llvm-exegesis/lib/X86/Target.cpp
@@ -196,6 +196,21 @@
   if (OpcodeName.startswith("POP") || OpcodeName.startswith("PUSH") ||
       OpcodeName.startswith("ADJCALLSTACK") || OpcodeName.startswith("LEAVE"))
     return "unsupported opcode: Push/Pop/AdjCallStack/Leave";
+  switch (Instr.Description.Opcode) {
+  case X86::LFS16rm:
+  case X86::LFS32rm:
+  case X86::LFS64rm:
+  case X86::LGS16rm:
+  case X86::LGS32rm:
+  case X86::LGS64rm:
+  case X86::LSS16rm:
+  case X86::LSS32rm:
+  case X86::LSS64rm:
+  case X86::SYSENTER:
+    return "unsupported opcode";
+  default:
+    break;
+  }
   if (const auto reason = isInvalidMemoryInstr(Instr))
     return reason;
   // We do not handle instructions with OPERAND_PCREL.


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