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Enable TTI for host TargetMachine in JitRunner #71

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Enable TTI for host TargetMachine in JitRunner #71

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14 changes: 13 additions & 1 deletion lib/Support/JitRunner.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,7 @@
#include "mlir/Transforms/Passes.h"

#include "llvm/ADT/STLExtras.h"
#include "llvm/ExecutionEngine/Orc/JITTargetMachineBuilder.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/LegacyPassNameParser.h"
Expand Down Expand Up @@ -308,8 +309,19 @@ int mlir::JitRunnerMain(
if (failed(mlirTransformer(m.get())))
return EXIT_FAILURE;

auto tmBuilderOrError = llvm::orc::JITTargetMachineBuilder::detectHost();
if (!tmBuilderOrError) {
llvm::errs() << "Failed to create a JITTargetMachineBuilder for the host\n";
return EXIT_FAILURE;
}
auto tmOrError = tmBuilderOrError->createTargetMachine();
if (!tmOrError) {
llvm::errs() << "Failed to create a TargetMachine for the host\n";
return EXIT_FAILURE;
}

auto transformer = mlir::makeLLVMPassesTransformer(
passes, optLevel, /*targetMachine=*/nullptr, optPosition);
passes, optLevel, /*targetMachine=*/tmOrError->get(), optPosition);
auto error = mainFuncType.getValue() == "f32"
? compileAndExecuteSingleFloatReturnFunction(
m.get(), mainFuncName.getValue(), transformer)
Expand Down