diff options
Diffstat (limited to 'llvm/tools/llvm-mca/InstrBuilder.cpp')
| -rw-r--r-- | llvm/tools/llvm-mca/InstrBuilder.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/tools/llvm-mca/InstrBuilder.cpp b/llvm/tools/llvm-mca/InstrBuilder.cpp index dbd457196f9..053b7b4e817 100644 --- a/llvm/tools/llvm-mca/InstrBuilder.cpp +++ b/llvm/tools/llvm-mca/InstrBuilder.cpp @@ -443,6 +443,10 @@ InstrBuilder::createInstruction(const MCInst &MCI) { // register writes implicitly clear the upper portion of a super-register. MCIA.clearsSuperRegisters(MRI, MCI, WriteMask); + // Check if this is a dependency breaking instruction. + if (MCIA.isDependencyBreaking(STI, MCI)) + NewIS->setDependencyBreaking(); + // Initialize writes. unsigned WriteIndex = 0; for (const WriteDescriptor &WD : D.Writes) { |
