[all-commits] [llvm/llvm-project] 298ea9: [Flang] [OpenMP] [MLIR] [Lowering] Add lowering s...

Raghu Maddhipatla via All-commits all-commits at lists.llvm.org
Thu Apr 11 08:27:15 PDT 2024


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 298ea9bfd50ca41c77e45065700df06adb6264ae
      https://github.com/llvm/llvm-project/commit/298ea9bfd50ca41c77e45065700df06adb6264ae
  Author: Raghu Maddhipatla <7686592+raghavendhra at users.noreply.github.com>
  Date:   2024-04-11 (Thu, 11 Apr 2024)

  Changed paths:
    M flang/lib/Lower/OpenMP/ClauseProcessor.cpp
    M flang/lib/Lower/OpenMP/ClauseProcessor.h
    M flang/lib/Lower/OpenMP/OpenMP.cpp
    M flang/test/Lower/OpenMP/FIR/target.f90
    M mlir/include/mlir/Dialect/OpenMP/OpenMPClauseOperands.h
    M mlir/include/mlir/Dialect/OpenMP/OpenMPOps.td
    M mlir/lib/Dialect/OpenMP/IR/OpenMPDialect.cpp
    M mlir/test/Dialect/OpenMP/invalid.mlir
    M mlir/test/Dialect/OpenMP/ops.mlir

  Log Message:
  -----------
   [Flang] [OpenMP] [MLIR] [Lowering] Add lowering support for IS_DEVICE_PTR and HAS_DEVICE_ADDR clauses on OMP TARGET directive.  (#88206)

Added lowering support for IS_DEVICE_PTR and HAS_DEVICE_ADDR clauses for
OMP TARGET directive and added related tests for these changes.

IS_DEVICE_PTR and HAS_DEVICE_ADDR clauses apply to OMP TARGET directive
OpenMP spec states

The **is_device_ptr** clause indicates that its list items are device
pointers.

The **has_device_addr** clause indicates that its list items already
have device addresses and therefore they may be directly accessed from a
target device.

Whereas USE_DEVICE_PTR and USE_DEVICE_ADDR clauses apply to OMP TARGET
DATA directive and OpenMP spec for them states

Each list item in the **use_device_ptr** clause results in a new list
item that is a device pointer that refers to a device address

Each list item in a **use_device_addr** clause that is present in the
device data environment is treated as if it is implicitly mapped by a
map clause on the construct with a map-type of alloc

Fixed build error caused by Squash merge which needs rebase



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