[llvm] 9193820 - [llvm-mca][RISCV] Fix checking if data valid in createInstrument

[Michael Maitland via llvm-commits]

Author: Michael Maitland
Date: 2023-04-26T16:53:14-07:00
New Revision: 919382004f4e3bd08a25fd8a8dbd3b4b1e5dc9fa

URL: https://github.com/llvm/llvm-project/commit/919382004f4e3bd08a25fd8a8dbd3b4b1e5dc9fa
DIFF: https://github.com/llvm/llvm-project/commit/919382004f4e3bd08a25fd8a8dbd3b4b1e5dc9fa.diff

LOG: [llvm-mca][RISCV] Fix checking if data valid in createInstrument

Fixes createInstrument to return instrument when LMUL data is valid, and
return nullptr when LMUL data is not valid for RISCV target.

Differential Revision: https://reviews.llvm.org/D149068

Added: 
    

Modified: 
    llvm/lib/Target/RISCV/MCA/RISCVCustomBehaviour.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/RISCV/MCA/RISCVCustomBehaviour.cpp b/llvm/lib/Target/RISCV/MCA/RISCVCustomBehaviour.cpp
index 989fde02592a1..ada5905681d2f 100644
--- a/llvm/lib/Target/RISCV/MCA/RISCVCustomBehaviour.cpp
+++ b/llvm/lib/Target/RISCV/MCA/RISCVCustomBehaviour.cpp
@@ -81,7 +81,7 @@ RISCVInstrumentManager::createInstrument(llvm::StringRef Desc,
                       << '\n');
     return nullptr;
   }
-  if (RISCVLMULInstrument::isDataValid(Data)) {
+  if (!RISCVLMULInstrument::isDataValid(Data)) {
     LLVM_DEBUG(dbgs() << "RVCB: Bad data for instrument kind " << Desc << ": "
                       << Data << '\n');
     return nullptr;