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| 1 | //===-- Lower/Coarray.h -- image related lowering ---------------*- C++ -*-===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef FORTRAN_LOWER_COARRAY_H |
| 10 | #define FORTRAN_LOWER_COARRAY_H |
| 11 | |
| 12 | #include "flang/Lower/AbstractConverter.h" |
| 13 | #include "flang/Optimizer/Builder/BoxValue.h" |
| 14 | |
| 15 | namespace Fortran { |
| 16 | |
| 17 | namespace parser { |
| 18 | struct ChangeTeamConstruct; |
| 19 | struct ChangeTeamStmt; |
| 20 | struct EndChangeTeamStmt; |
| 21 | struct FormTeamStmt; |
| 22 | } // namespace parser |
| 23 | |
| 24 | namespace evaluate { |
| 25 | class CoarrayRef; |
| 26 | } // namespace evaluate |
| 27 | |
| 28 | namespace lower { |
| 29 | |
| 30 | class SymMap; |
| 31 | |
| 32 | namespace pft { |
| 33 | struct Evaluation; |
| 34 | } // namespace pft |
| 35 | |
| 36 | //===----------------------------------------------------------------------===// |
| 37 | // TEAM constructs |
| 38 | //===----------------------------------------------------------------------===// |
| 39 | |
| 40 | void genChangeTeamConstruct(AbstractConverter &, pft::Evaluation &eval, |
| 41 | const parser::ChangeTeamConstruct &); |
| 42 | void genChangeTeamStmt(AbstractConverter &, pft::Evaluation &eval, |
| 43 | const parser::ChangeTeamStmt &); |
| 44 | void genEndChangeTeamStmt(AbstractConverter &, pft::Evaluation &eval, |
| 45 | const parser::EndChangeTeamStmt &); |
| 46 | void genFormTeamStatement(AbstractConverter &, pft::Evaluation &eval, |
| 47 | const parser::FormTeamStmt &); |
| 48 | |
| 49 | //===----------------------------------------------------------------------===// |
| 50 | // COARRAY expressions |
| 51 | //===----------------------------------------------------------------------===// |
| 52 | |
| 53 | /// Coarray expression lowering helper. A coarray expression is expected to be |
| 54 | /// lowered into runtime support calls. For example, expressions may use a |
| 55 | /// message-passing runtime to access another image's data. |
| 56 | class CoarrayExprHelper { |
| 57 | public: |
| 58 | explicit CoarrayExprHelper(AbstractConverter &converter, mlir::Location loc, |
| 59 | SymMap &syms) |
| 60 | : converter{converter}, symMap{syms}, loc{loc} {} |
| 61 | CoarrayExprHelper(const CoarrayExprHelper &) = delete; |
| 62 | |
| 63 | /// Generate the address of a co-array expression. |
| 64 | fir::ExtendedValue genAddr(const evaluate::CoarrayRef &expr); |
| 65 | |
| 66 | /// Generate the value of a co-array expression. |
| 67 | fir::ExtendedValue genValue(const evaluate::CoarrayRef &expr); |
| 68 | |
| 69 | private: |
| 70 | AbstractConverter &converter; |
| 71 | SymMap &symMap; |
| 72 | mlir::Location loc; |
| 73 | }; |
| 74 | |
| 75 | } // namespace lower |
| 76 | } // namespace Fortran |
| 77 | |
| 78 | #endif // FORTRAN_LOWER_COARRAY_H |
| 79 |
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