b5a11a991e
Partition libFIROptimizer into smaller libraries that reflect the structure. Adapt potential problems. This patch is part of the upstreaming effort from fir-dev branch. It's a building stone to upstreaming transformations. Reviewed By: schweitz Differential Revision: https://reviews.llvm.org/D111055 Co-authored-by: Eric Schweitz <eschweitz@nvidia.com>
37 lines
1.6 KiB
C++
37 lines
1.6 KiB
C++
//===- RTBuilder.cpp -- Runtime Interface unit tests ----------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "../../lib/Lower/RTBuilder.h"
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#include "gtest/gtest.h"
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#include "flang/Optimizer/Support/InitFIR.h"
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// Check that it is possible to make a difference between complex runtime
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// function using C99 complex and C++ std::complex. This is important since
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// they are layout compatible but not link time compatible (returned differently
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// in X86 32 ABI for instance). At high level fir, we need to convey that the
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// signature are different regardless of the target ABI.
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// Fake runtime header to be introspected.
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c_float_complex_t c99_cacosf(c_float_complex_t);
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TEST(RTBuilderTest, ComplexRuntimeInterface) {
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mlir::DialectRegistry registry;
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fir::support::registerDialects(registry);
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mlir::MLIRContext ctx(registry);
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fir::support::loadDialects(ctx);
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mlir::Type c99_cacosf_signature{
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Fortran::lower::RuntimeTableKey<decltype(c99_cacosf)>::getTypeModel()(
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&ctx)};
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auto c99_cacosf_funcTy = c99_cacosf_signature.cast<mlir::FunctionType>();
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EXPECT_EQ(c99_cacosf_funcTy.getNumInputs(), 1u);
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EXPECT_EQ(c99_cacosf_funcTy.getNumResults(), 1u);
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auto cplx_ty = fir::ComplexType::get(&ctx, 4);
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EXPECT_EQ(c99_cacosf_funcTy.getInput(0), cplx_ty);
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EXPECT_EQ(c99_cacosf_funcTy.getResult(0), cplx_ty);
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}
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