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[flang][openacc] use location of end directive for exit operations #140763

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[flang][openacc] use location of end directive for exit operations #140763

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a061048
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akuhlens May 20, 2025
2b41584
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akuhlens May 20, 2025
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37 changes: 21 additions & 16 deletions flang/lib/Lower/OpenACC.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -810,23 +810,25 @@ static void genDeclareDataOperandOperationsWithModifier(
}

template <typename EntryOp, typename ExitOp>
static void genDataExitOperations(fir::FirOpBuilder &builder,
llvm::SmallVector<mlir::Value> operands,
bool structured) {
static void
genDataExitOperations(fir::FirOpBuilder &builder,
llvm::SmallVector<mlir::Value> operands, bool structured,
std::optional<mlir::Location> exitLoc = std::nullopt) {
for (mlir::Value operand : operands) {
auto entryOp = mlir::dyn_cast_or_null<EntryOp>(operand.getDefiningOp());
assert(entryOp && "data entry op expected");
mlir::Location opLoc = exitLoc ? *exitLoc : entryOp.getLoc();
if constexpr (std::is_same_v<ExitOp, mlir::acc::CopyoutOp> ||
std::is_same_v<ExitOp, mlir::acc::UpdateHostOp>)
builder.create<ExitOp>(
entryOp.getLoc(), entryOp.getAccVar(), entryOp.getVar(),
entryOp.getVarType(), entryOp.getBounds(), entryOp.getAsyncOperands(),
opLoc, entryOp.getAccVar(), entryOp.getVar(), entryOp.getVarType(),
entryOp.getBounds(), entryOp.getAsyncOperands(),
entryOp.getAsyncOperandsDeviceTypeAttr(), entryOp.getAsyncOnlyAttr(),
entryOp.getDataClause(), structured, entryOp.getImplicit(),
builder.getStringAttr(*entryOp.getName()));
else
builder.create<ExitOp>(
entryOp.getLoc(), entryOp.getAccVar(), entryOp.getBounds(),
opLoc, entryOp.getAccVar(), entryOp.getBounds(),
entryOp.getAsyncOperands(), entryOp.getAsyncOperandsDeviceTypeAttr(),
entryOp.getAsyncOnlyAttr(), entryOp.getDataClause(), structured,
entryOp.getImplicit(), builder.getStringAttr(*entryOp.getName()));
Expand Down Expand Up @@ -3017,6 +3019,7 @@ static Op createComputeOp(

static void genACCDataOp(Fortran::lower::AbstractConverter &converter,
mlir::Location currentLocation,
mlir::Location endLocation,
Fortran::lower::pft::Evaluation &eval,
Fortran::semantics::SemanticsContext &semanticsContext,
Fortran::lower::StatementContext &stmtCtx,
Expand Down Expand Up @@ -3211,19 +3214,19 @@ static void genACCDataOp(Fortran::lower::AbstractConverter &converter,

// Create the exit operations after the region.
genDataExitOperations<mlir::acc::CopyinOp, mlir::acc::CopyoutOp>(
builder, copyEntryOperands, /*structured=*/true);
builder, copyEntryOperands, /*structured=*/true, endLocation);
genDataExitOperations<mlir::acc::CopyinOp, mlir::acc::DeleteOp>(
builder, copyinEntryOperands, /*structured=*/true);
builder, copyinEntryOperands, /*structured=*/true, endLocation);
genDataExitOperations<mlir::acc::CreateOp, mlir::acc::CopyoutOp>(
builder, copyoutEntryOperands, /*structured=*/true);
builder, copyoutEntryOperands, /*structured=*/true, endLocation);
genDataExitOperations<mlir::acc::AttachOp, mlir::acc::DetachOp>(
builder, attachEntryOperands, /*structured=*/true);
builder, attachEntryOperands, /*structured=*/true, endLocation);
genDataExitOperations<mlir::acc::CreateOp, mlir::acc::DeleteOp>(
builder, createEntryOperands, /*structured=*/true);
builder, createEntryOperands, /*structured=*/true, endLocation);
genDataExitOperations<mlir::acc::NoCreateOp, mlir::acc::DeleteOp>(
builder, nocreateEntryOperands, /*structured=*/true);
builder, nocreateEntryOperands, /*structured=*/true, endLocation);
genDataExitOperations<mlir::acc::PresentOp, mlir::acc::DeleteOp>(
builder, presentEntryOperands, /*structured=*/true);
builder, presentEntryOperands, /*structured=*/true, endLocation);

builder.restoreInsertionPoint(insPt);
}
Expand Down Expand Up @@ -3300,7 +3303,9 @@ genACC(Fortran::lower::AbstractConverter &converter,
std::get<Fortran::parser::AccBlockDirective>(beginBlockDirective.t);
const auto &accClauseList =
std::get<Fortran::parser::AccClauseList>(beginBlockDirective.t);

const auto &endBlockDirective =
std::get<Fortran::parser::AccEndBlockDirective>(blockConstruct.t);
mlir::Location endLocation = converter.genLocation(endBlockDirective.source);
mlir::Location currentLocation = converter.genLocation(blockDirective.source);
Fortran::lower::StatementContext stmtCtx;

Expand All @@ -3309,8 +3314,8 @@ genACC(Fortran::lower::AbstractConverter &converter,
semanticsContext, stmtCtx,
accClauseList);
} else if (blockDirective.v == llvm::acc::ACCD_data) {
genACCDataOp(converter, currentLocation, eval, semanticsContext, stmtCtx,
accClauseList);
genACCDataOp(converter, currentLocation, endLocation, eval,
semanticsContext, stmtCtx, accClauseList);
} else if (blockDirective.v == llvm::acc::ACCD_serial) {
createComputeOp<mlir::acc::SerialOp>(converter, currentLocation, eval,
semanticsContext, stmtCtx,
Expand Down
11 changes: 11 additions & 0 deletions flang/test/Lower/OpenACC/locations.f90
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Original file line number Diff line number Diff line change
Expand Up @@ -171,6 +171,17 @@ subroutine acc_loop_fused_locations(arr)
! CHECK: acc.loop
! CHECK: } attributes {collapse = [3]{{.*}}} loc(fused["{{.*}}locations.f90":160:11, "{{.*}}locations.f90":161:5, "{{.*}}locations.f90":162:7, "{{.*}}locations.f90":163:9])

subroutine data_end_locations(arr)
real, dimension(10) :: arr

!$acc data copy(arr)
!CHECK-LABEL: acc.copyin
!CHECK-SAME: loc("{{.*}}locations.f90":177:21)

!$acc end data
!CHECK-LABEL: acc.copyout
!CHECK-SAME: loc("{{.*}}locations.f90":181:11)
end subroutine
end module