================
@@ -968,21 +968,41 @@ struct BinaryOp {};
fir::FirOpBuilder &builder,
\
const Op &, hlfir::Entity lhs,
\
hlfir::Entity rhs) {
\
- return hlfir::EntityWithAttributes{
\
- builder.create<GenBinFirOp>(loc, lhs, rhs)};
\
+ if constexpr (Fortran::common::TypeCategory::GenBinTyCat ==
\
+ Fortran::common::TypeCategory::Unsigned &&
\
+ !std::is_same_v<GenBinFirOp, mlir::arith::DivUIOp>) {
\
+ int bits =
\
+ Fortran::evaluate::Type<Fortran::common::TypeCategory::Integer,
\
+ KIND>::Scalar::bits;
\
+ auto signlessType = mlir::IntegerType::get(
\
+ builder.getContext(), bits,
\
+ mlir::IntegerType::SignednessSemantics::Signless);
\
+ auto lhsSL = builder.createConvert(loc, signlessType, lhs);
\
----------------
klausler wrote:
The conversions are gone from the llvm output so at least there aren't no-op
copies in the generated code.
When/if clang emits mlir, any missing/broken unsigned optimizations will be
more prominent and likely to get fixed for us.
https://github.com/llvm/llvm-project/pull/113504
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