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[Flang][LoongArch] Add support for complex16 params/returns. #114732

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Merged
merged 2 commits into from
Nov 13, 2024
Merged

[Flang][LoongArch] Add support for complex16 params/returns. #114732

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29dfc18
[Flang][LoongArch] Add support for complex16 params/returns.
ylzsx Oct 29, 2024
499a259
[Flang][LoongArch] Add support for complex16 params/returns.
ylzsx Nov 11, 2024
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14 changes: 14 additions & 0 deletions flang/lib/Optimizer/CodeGen/Target.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1091,6 +1091,13 @@ struct TargetLoongArch64 : public GenericTarget<TargetLoongArch64> {
// Two distinct element type arguments (re, im)
marshal.emplace_back(eleTy, AT{});
marshal.emplace_back(eleTy, AT{});
} else if (sem == &llvm::APFloat::IEEEquad()) {
// Use a type that will be translated into LLVM as:
// { fp128, fp128 } struct of 2 fp128, byval
marshal.emplace_back(
fir::ReferenceType::get(mlir::TupleType::get(
eleTy.getContext(), mlir::TypeRange{eleTy, eleTy})),
AT{/*align=*/16, /*byval=*/true});
} else {
typeTodo(sem, loc, "argument");
}
Expand All @@ -1108,6 +1115,13 @@ struct TargetLoongArch64 : public GenericTarget<TargetLoongArch64> {
marshal.emplace_back(mlir::TupleType::get(eleTy.getContext(),
mlir::TypeRange{eleTy, eleTy}),
AT{/*alignment=*/0, /*byval=*/true});
} else if (sem == &llvm::APFloat::IEEEquad()) {
// Use a type that will be translated into LLVM as:
// { fp128, fp128 } struct of 2 fp128, sret, align 16
marshal.emplace_back(
fir::ReferenceType::get(mlir::TupleType::get(
eleTy.getContext(), mlir::TypeRange{eleTy, eleTy})),
AT{/*align=*/16, /*byval=*/false, /*sret=*/true});
} else {
typeTodo(sem, loc, "return");
}
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1 change: 1 addition & 0 deletions flang/test/Fir/target-rewrite-complex16.fir
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@@ -1,4 +1,5 @@
// RUN: fir-opt --target-rewrite="target=x86_64-unknown-linux-gnu" %s | FileCheck %s
// RUN: fir-opt --target-rewrite="target=loongarch64-unknown-linux-gnu" %s | FileCheck %s

// Test that we rewrite the signature and body of a func.function that returns a
// complex<16>.
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