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[TIR] Fixup max/min with input containing NAN #19589

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[TIR] Fixup max/min with input containing NAN #19589

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169eafa
[TIR] Fixup max/min with input containing NAN
actinks May 19, 2026
5559523
add llvm version macro
actinks May 19, 2026
2340aeb
del TVM_LLVM_VERSION >= 120, since bumped minimum llvm 150
actinks May 20, 2026
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10 changes: 10 additions & 0 deletions src/target/llvm/codegen_llvm.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -1598,12 +1598,22 @@ llvm::Value* CodeGenLLVM::VisitExpr_(const ModNode* op) {
llvm::Value* CodeGenLLVM::VisitExpr_(const MinNode* op) {
llvm::Value* a = MakeValue(op->a);
llvm::Value* b = MakeValue(op->b);
if (op->a.dtype().is_float()) {
#if TVM_LLVM_VERSION >= 120
return builder_->CreateMinimum(a, b);
#endif
}
return builder_->CreateSelect(CreateLT(op->a.dtype(), a, b), a, b);
}

llvm::Value* CodeGenLLVM::VisitExpr_(const MaxNode* op) {
llvm::Value* a = MakeValue(op->a);
llvm::Value* b = MakeValue(op->b);
if (op->a.dtype().is_float()) {
#if TVM_LLVM_VERSION >= 120
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return builder_->CreateMaximum(a, b);
#endif
}
return builder_->CreateSelect(CreateGT(op->a.dtype(), a, b), a, b);
}

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