[Mlir-commits] [flang] [llvm] [mlir] [flang][OpenMP] Add basic support to lower `loop` directive to MLIR (PR #114199)
Kareem Ergawy
llvmlistbot at llvm.org
Thu Nov 7 20:58:29 PST 2024
https://github.com/ergawy updated https://github.com/llvm/llvm-project/pull/114199
>From 095b143d08d0f1d0e576015d603cb5443d2801f7 Mon Sep 17 00:00:00 2001
From: ergawy <kareem.ergawy at amd.com>
Date: Mon, 28 Oct 2024 00:04:15 -0500
Subject: [PATCH 1/2] [flang][OpenMP][MLIR] Add MLIR op for `loop` directive
Adds MLIR op that corresponds to the `loop` directive.
---
llvm/include/llvm/Frontend/OpenMP/OMP.td | 11 +++++
.../mlir/Dialect/OpenMP/OpenMPClauses.td | 25 ++++++++++
mlir/include/mlir/Dialect/OpenMP/OpenMPOps.td | 44 ++++++++++++++++++
mlir/lib/Dialect/OpenMP/IR/OpenMPDialect.cpp | 17 +++++++
mlir/test/Dialect/OpenMP/invalid.mlir | 46 +++++++++++++++++++
mlir/test/Dialect/OpenMP/ops.mlir | 40 ++++++++++++++++
6 files changed, 183 insertions(+)
diff --git a/llvm/include/llvm/Frontend/OpenMP/OMP.td b/llvm/include/llvm/Frontend/OpenMP/OMP.td
index 0fc0f066c2c43c..d1cc753b7daf02 100644
--- a/llvm/include/llvm/Frontend/OpenMP/OMP.td
+++ b/llvm/include/llvm/Frontend/OpenMP/OMP.td
@@ -71,10 +71,21 @@ def OMPC_AtomicDefaultMemOrder : Clause<"atomic_default_mem_order"> {
let clangClass = "OMPAtomicDefaultMemOrderClause";
let flangClass = "OmpAtomicDefaultMemOrderClause";
}
+
+def OMP_BIND_parallel : ClauseVal<"parallel",1,1> {}
+def OMP_BIND_teams : ClauseVal<"teams",2,1> {}
+def OMP_BIND_thread : ClauseVal<"thread",3,1> { let isDefault = true; }
def OMPC_Bind : Clause<"bind"> {
let clangClass = "OMPBindClause";
let flangClass = "OmpBindClause";
+ let enumClauseValue = "BindKind";
+ let allowedClauseValues = [
+ OMP_BIND_parallel,
+ OMP_BIND_teams,
+ OMP_BIND_thread
+ ];
}
+
def OMP_CANCELLATION_CONSTRUCT_Parallel : ClauseVal<"parallel", 1, 1> {}
def OMP_CANCELLATION_CONSTRUCT_Loop : ClauseVal<"loop", 2, 1> {}
def OMP_CANCELLATION_CONSTRUCT_Sections : ClauseVal<"sections", 3, 1> {}
diff --git a/mlir/include/mlir/Dialect/OpenMP/OpenMPClauses.td b/mlir/include/mlir/Dialect/OpenMP/OpenMPClauses.td
index 886554f66afffc..855deab94b2f16 100644
--- a/mlir/include/mlir/Dialect/OpenMP/OpenMPClauses.td
+++ b/mlir/include/mlir/Dialect/OpenMP/OpenMPClauses.td
@@ -107,6 +107,31 @@ class OpenMP_CancelDirectiveNameClauseSkip<
def OpenMP_CancelDirectiveNameClause : OpenMP_CancelDirectiveNameClauseSkip<>;
+//===----------------------------------------------------------------------===//
+// V5.2: [11.7.1] `bind` clause
+//===----------------------------------------------------------------------===//
+
+class OpenMP_BindClauseSkip<
+ bit traits = false, bit arguments = false, bit assemblyFormat = false,
+ bit description = false, bit extraClassDeclaration = false
+ > : OpenMP_Clause<traits, arguments, assemblyFormat, description,
+ extraClassDeclaration> {
+ let arguments = (ins
+ OptionalAttr<BindKindAttr>:$bind_kind
+ );
+
+ let optAssemblyFormat = [{
+ `bind` `(` custom<ClauseAttr>($bind_kind) `)`
+ }];
+
+ let description = [{
+ The `bind` clause specifies the binding region of the construct on which it
+ appears.
+ }];
+}
+
+def OpenMP_BindClause : OpenMP_BindClauseSkip<>;
+
//===----------------------------------------------------------------------===//
// V5.2: [5.7.2] `copyprivate` clause
//===----------------------------------------------------------------------===//
diff --git a/mlir/include/mlir/Dialect/OpenMP/OpenMPOps.td b/mlir/include/mlir/Dialect/OpenMP/OpenMPOps.td
index 5fd8184fe0e0f7..a0da3db124d1f4 100644
--- a/mlir/include/mlir/Dialect/OpenMP/OpenMPOps.td
+++ b/mlir/include/mlir/Dialect/OpenMP/OpenMPOps.td
@@ -382,6 +382,50 @@ def LoopNestOp : OpenMP_Op<"loop_nest", traits = [
// 2.9.2 Workshare Loop Construct
//===----------------------------------------------------------------------===//
+def LoopOp : OpenMP_Op<"loop", traits = [
+ AttrSizedOperandSegments, DeclareOpInterfaceMethods<LoopWrapperInterface>,
+ NoTerminator, SingleBlock
+ ], clauses = [
+ OpenMP_BindClause, OpenMP_PrivateClause, OpenMP_OrderClause,
+ OpenMP_ReductionClause
+ ], singleRegion = true> {
+ let summary = "loop construct";
+ let description = [{
+ A loop construct specifies that the logical iterations of the associated loops
+ may execute concurrently and permits the encountering threads to execute the
+ loop accordingly. A loop construct can have 3 different types of binding:
+ 1. teams: in which case the binding region is the innermost enclosing `teams`
+ region.
+ 2. parallel: in which case the binding region is the innermost enclosing `parallel`
+ region.
+ 3. thread: in which case the binding region is not defined.
+
+ The body region can only contain a single block which must contain a single
+ operation, this operation must be an `omp.loop_nest`.
+
+ ```
+ omp.loop <clauses> {
+ omp.loop_nest (%i1, %i2) : index = (%c0, %c0) to (%c10, %c10) step (%c1, %c1) {
+ %a = load %arrA[%i1, %i2] : memref<?x?xf32>
+ %b = load %arrB[%i1, %i2] : memref<?x?xf32>
+ %sum = arith.addf %a, %b : f32
+ store %sum, %arrC[%i1, %i2] : memref<?x?xf32>
+ omp.yield
+ }
+ }
+ ```
+ }] # clausesDescription;
+
+ let assemblyFormat = clausesAssemblyFormat # [{
+ custom<PrivateReductionRegion>($region, $private_vars, type($private_vars),
+ $private_syms, $reduction_vars, type($reduction_vars), $reduction_byref,
+ $reduction_syms) attr-dict
+ }];
+
+ let hasVerifier = 1;
+ let hasRegionVerifier = 1;
+}
+
def WsloopOp : OpenMP_Op<"wsloop", traits = [
AttrSizedOperandSegments, DeclareOpInterfaceMethods<ComposableOpInterface>,
DeclareOpInterfaceMethods<LoopWrapperInterface>, NoTerminator,
diff --git a/mlir/lib/Dialect/OpenMP/IR/OpenMPDialect.cpp b/mlir/lib/Dialect/OpenMP/IR/OpenMPDialect.cpp
index 4a27a5ed8eb74b..228c2d034ad4ad 100644
--- a/mlir/lib/Dialect/OpenMP/IR/OpenMPDialect.cpp
+++ b/mlir/lib/Dialect/OpenMP/IR/OpenMPDialect.cpp
@@ -1948,6 +1948,23 @@ LogicalResult LoopWrapperInterface::verifyImpl() {
return success();
}
+//===----------------------------------------------------------------------===//
+// LoopOp
+//===----------------------------------------------------------------------===//
+
+LogicalResult LoopOp::verify() {
+ return verifyReductionVarList(*this, getReductionSyms(), getReductionVars(),
+ getReductionByref());
+}
+
+LogicalResult LoopOp::verifyRegions() {
+ if (llvm::isa_and_nonnull<LoopWrapperInterface>((*this)->getParentOp()) ||
+ getNestedWrapper())
+ return emitError() << "`omp.loop` expected to be a standalone loop wrapper";
+
+ return success();
+}
+
//===----------------------------------------------------------------------===//
// WsloopOp
//===----------------------------------------------------------------------===//
diff --git a/mlir/test/Dialect/OpenMP/invalid.mlir b/mlir/test/Dialect/OpenMP/invalid.mlir
index db941d401d52dc..aa41eea44f3ef4 100644
--- a/mlir/test/Dialect/OpenMP/invalid.mlir
+++ b/mlir/test/Dialect/OpenMP/invalid.mlir
@@ -2577,3 +2577,49 @@ func.func @omp_taskloop_invalid_composite(%lb: index, %ub: index, %step: index)
} {omp.composite}
return
}
+
+// -----
+
+func.func @omp_loop_invalid_nesting(%lb : index, %ub : index, %step : index) {
+
+ // expected-error @below {{`omp.loop` expected to be a standalone loop wrapper}}
+ omp.loop {
+ omp.simd {
+ omp.loop_nest (%iv) : index = (%lb) to (%ub) step (%step) {
+ omp.yield
+ }
+ } {omp.composite}
+ }
+
+ return
+}
+
+// -----
+
+func.func @omp_loop_invalid_nesting2(%lb : index, %ub : index, %step : index) {
+
+ omp.simd {
+ // expected-error @below {{`omp.loop` expected to be a standalone loop wrapper}}
+ omp.loop {
+ omp.loop_nest (%iv) : index = (%lb) to (%ub) step (%step) {
+ omp.yield
+ }
+ } {omp.composite}
+ }
+
+ return
+}
+
+// -----
+
+func.func @omp_loop_invalid_binding(%lb : index, %ub : index, %step : index) {
+
+ // expected-error @below {{custom op 'omp.loop' invalid clause value: 'dummy_value'}}
+ omp.loop bind(dummy_value) {
+ omp.loop_nest (%iv) : index = (%lb) to (%ub) step (%step) {
+ omp.yield
+ }
+ }
+
+ return
+}
diff --git a/mlir/test/Dialect/OpenMP/ops.mlir b/mlir/test/Dialect/OpenMP/ops.mlir
index b606f9eb708cf3..4f5cc696cada81 100644
--- a/mlir/test/Dialect/OpenMP/ops.mlir
+++ b/mlir/test/Dialect/OpenMP/ops.mlir
@@ -2749,3 +2749,43 @@ func.func @omp_target_private(%map1: memref<?xi32>, %map2: memref<?xi32>, %priv_
return
}
+
+// CHECK-LABEL: omp_loop
+func.func @omp_loop(%lb : index, %ub : index, %step : index) {
+ // CHECK: omp.loop {
+ omp.loop {
+ // CHECK: omp.loop_nest {{.*}} {
+ omp.loop_nest (%iv) : index = (%lb) to (%ub) step (%step) {
+ // CHECK: omp.yield
+ omp.yield
+ }
+ // CHECK: }
+ }
+ // CHECK: }
+
+ // CHECK: omp.loop bind(teams) {
+ omp.loop bind(teams) {
+ omp.loop_nest (%iv) : index = (%lb) to (%ub) step (%step) {
+ omp.yield
+ }
+ }
+ // CHECK: }
+
+ // CHECK: omp.loop bind(parallel) {
+ omp.loop bind(parallel) {
+ omp.loop_nest (%iv) : index = (%lb) to (%ub) step (%step) {
+ omp.yield
+ }
+ }
+ // CHECK: }
+
+ // CHECK: omp.loop bind(thread) {
+ omp.loop bind(thread) {
+ omp.loop_nest (%iv) : index = (%lb) to (%ub) step (%step) {
+ omp.yield
+ }
+ }
+ // CHECK: }
+
+ return
+}
>From 8df37d37d1dc16558c20ed0004298c93f182eb30 Mon Sep 17 00:00:00 2001
From: ergawy <kareem.ergawy at amd.com>
Date: Wed, 30 Oct 2024 04:40:14 -0500
Subject: [PATCH 2/2] [flang][OpenMP] Add basic support to lower `loop` to MLIR
Adds initial support for lowering the `loop` directive to MLIR.
The PR includes basic suport and testing for the following clauses:
* `collapse`
* `order`
* `private`
* `reduction`
---
flang/lib/Lower/OpenMP/OpenMP.cpp | 48 +++++++++-
.../test/Lower/OpenMP/Todo/loop-directive.f90 | 15 ----
flang/test/Lower/OpenMP/loop-directive.f90 | 90 +++++++++++++++++++
mlir/include/mlir/Dialect/OpenMP/OpenMPOps.td | 4 +
.../Conversion/OpenMPToLLVM/OpenMPToLLVM.cpp | 14 +--
mlir/lib/Dialect/OpenMP/IR/OpenMPDialect.cpp | 11 +++
6 files changed, 159 insertions(+), 23 deletions(-)
delete mode 100644 flang/test/Lower/OpenMP/Todo/loop-directive.f90
create mode 100644 flang/test/Lower/OpenMP/loop-directive.f90
diff --git a/flang/lib/Lower/OpenMP/OpenMP.cpp b/flang/lib/Lower/OpenMP/OpenMP.cpp
index 4f9e2347308aa1..e3dc780321f89f 100644
--- a/flang/lib/Lower/OpenMP/OpenMP.cpp
+++ b/flang/lib/Lower/OpenMP/OpenMP.cpp
@@ -1176,6 +1176,18 @@ genLoopNestClauses(lower::AbstractConverter &converter,
clauseOps.loopInclusive = converter.getFirOpBuilder().getUnitAttr();
}
+static void genLoopClauses(
+ lower::AbstractConverter &converter, semantics::SemanticsContext &semaCtx,
+ const List<Clause> &clauses, mlir::Location loc,
+ mlir::omp::LoopOperands &clauseOps,
+ llvm::SmallVectorImpl<const semantics::Symbol *> &reductionSyms) {
+ ClauseProcessor cp(converter, semaCtx, clauses);
+ cp.processOrder(clauseOps);
+ cp.processReduction(loc, clauseOps, reductionSyms);
+ cp.processTODO<clause::Bind, clause::Lastprivate>(
+ loc, llvm::omp::Directive::OMPD_loop);
+}
+
static void genMaskedClauses(lower::AbstractConverter &converter,
semantics::SemanticsContext &semaCtx,
lower::StatementContext &stmtCtx,
@@ -2051,6 +2063,40 @@ static void genStandaloneDo(lower::AbstractConverter &converter,
llvm::omp::Directive::OMPD_do, dsp);
}
+static void genLoopOp(lower::AbstractConverter &converter,
+ lower::SymMap &symTable,
+ semantics::SemanticsContext &semaCtx,
+ lower::pft::Evaluation &eval, mlir::Location loc,
+ const ConstructQueue &queue,
+ ConstructQueue::const_iterator item) {
+ mlir::omp::LoopOperands loopClauseOps;
+ llvm::SmallVector<const semantics::Symbol *> loopReductionSyms;
+ genLoopClauses(converter, semaCtx, item->clauses, loc, loopClauseOps,
+ loopReductionSyms);
+
+ DataSharingProcessor dsp(converter, semaCtx, item->clauses, eval,
+ /*shouldCollectPreDeterminedSymbols=*/true,
+ /*useDelayedPrivatization=*/true, &symTable);
+ dsp.processStep1(&loopClauseOps);
+
+ mlir::omp::LoopNestOperands loopNestClauseOps;
+ llvm::SmallVector<const semantics::Symbol *> iv;
+ genLoopNestClauses(converter, semaCtx, eval, item->clauses, loc,
+ loopNestClauseOps, iv);
+
+ EntryBlockArgs loopArgs;
+ loopArgs.priv.syms = dsp.getDelayedPrivSymbols();
+ loopArgs.priv.vars = loopClauseOps.privateVars;
+ loopArgs.reduction.syms = loopReductionSyms;
+ loopArgs.reduction.vars = loopClauseOps.reductionVars;
+
+ auto loopOp =
+ genWrapperOp<mlir::omp::LoopOp>(converter, loc, loopClauseOps, loopArgs);
+ genLoopNestOp(converter, symTable, semaCtx, eval, loc, queue, item,
+ loopNestClauseOps, iv, {{loopOp, loopArgs}},
+ llvm::omp::Directive::OMPD_loop, dsp);
+}
+
static void genStandaloneParallel(lower::AbstractConverter &converter,
lower::SymMap &symTable,
semantics::SemanticsContext &semaCtx,
@@ -2479,7 +2525,7 @@ static void genOMPDispatch(lower::AbstractConverter &converter,
genStandaloneDo(converter, symTable, semaCtx, eval, loc, queue, item);
break;
case llvm::omp::Directive::OMPD_loop:
- TODO(loc, "Unhandled directive " + llvm::omp::getOpenMPDirectiveName(dir));
+ genLoopOp(converter, symTable, semaCtx, eval, loc, queue, item);
break;
case llvm::omp::Directive::OMPD_masked:
genMaskedOp(converter, symTable, semaCtx, eval, loc, queue, item);
diff --git a/flang/test/Lower/OpenMP/Todo/loop-directive.f90 b/flang/test/Lower/OpenMP/Todo/loop-directive.f90
deleted file mode 100644
index f1aea70458aa6c..00000000000000
--- a/flang/test/Lower/OpenMP/Todo/loop-directive.f90
+++ /dev/null
@@ -1,15 +0,0 @@
-! This test checks lowering of OpenMP loop Directive.
-
-! RUN: %not_todo_cmd bbc -emit-fir -fopenmp -o - %s 2>&1 | FileCheck %s
-! RUN: %not_todo_cmd %flang_fc1 -emit-fir -fopenmp -o - %s 2>&1 | FileCheck %s
-
-! CHECK: not yet implemented: Unhandled directive loop
-subroutine test_loop()
- integer :: i, j = 1
- !$omp loop
- do i=1,10
- j = j + 1
- end do
- !$omp end loop
-end subroutine
-
diff --git a/flang/test/Lower/OpenMP/loop-directive.f90 b/flang/test/Lower/OpenMP/loop-directive.f90
new file mode 100644
index 00000000000000..0a27a18aa8b52f
--- /dev/null
+++ b/flang/test/Lower/OpenMP/loop-directive.f90
@@ -0,0 +1,90 @@
+! This test checks lowering of OpenMP loop Directive.
+
+! RUN: bbc -emit-hlfir -fopenmp -fopenmp-version=50 -o - %s 2>&1 | FileCheck %s
+! RUN: %flang_fc1 -emit-hlfir -fopenmp -fopenmp-version=50 -o - %s 2>&1 | FileCheck %s
+
+! CHECK: omp.declare_reduction @[[RED:add_reduction_i32]] : i32
+! CHECK: omp.private {type = private} @[[DUMMY_PRIV:.*test_privateEdummy_private.*]] : !fir.ref<i32>
+! CHECK: omp.private {type = private} @[[I_PRIV:.*test_no_clausesEi.*]] : !fir.ref<i32>
+
+! CHECK-LABEL: func.func @_QPtest_no_clauses
+subroutine test_no_clauses()
+ integer :: i, j, dummy = 1
+
+ ! CHECK: omp.loop private(@[[I_PRIV]] %{{.*}}#0 -> %[[ARG:.*]] : !fir.ref<i32>) {
+ ! CHECK: omp.loop_nest (%[[IV:.*]]) : i32 = (%{{.*}}) to (%{{.*}}) {{.*}} {
+ ! CHECK: %[[ARG_DECL:.*]]:2 = hlfir.declare %[[ARG]]
+ ! CHECK: fir.store %[[IV]] to %[[ARG_DECL]]#1 : !fir.ref<i32>
+ ! CHECK: }
+ ! CHECK: }
+ !$omp loop
+ do i=1,10
+ dummy = dummy + 1
+ end do
+ !$omp end loop
+end subroutine
+
+! CHECK-LABEL: func.func @_QPtest_collapse
+subroutine test_collapse()
+ integer :: i, j, dummy = 1
+ ! CHECK: omp.loop private(@{{.*}} %{{.*}}#0 -> %{{.*}}, @{{.*}} %{{.*}}#0 -> %{{.*}} : {{.*}}) {
+ ! CHECK: omp.loop_nest (%{{.*}}, %{{.*}}) : i32 {{.*}} {
+ ! CHECK: }
+ ! CHECK: }
+ !$omp loop collapse(2)
+ do i=1,10
+ do j=2,20
+ dummy = dummy + 1
+ end do
+ end do
+ !$omp end loop
+end subroutine
+
+! CHECK-LABEL: func.func @_QPtest_private
+subroutine test_private()
+ integer :: i, dummy = 1
+ ! CHECK: omp.loop private(@[[DUMMY_PRIV]] %{{.*}}#0 -> %[[DUMMY_ARG:.*]], @{{.*}} %{{.*}}#0 -> %{{.*}} : {{.*}}) {
+ ! CHECK: omp.loop_nest (%{{.*}}) : i32 = (%{{.*}}) to (%{{.*}}) {{.*}} {
+ ! CHECK: %[[DUMMY_DECL:.*]]:2 = hlfir.declare %[[DUMMY_ARG]] {uniq_name = "_QFtest_privateEdummy"}
+ ! CHECK: %{{.*}} = fir.load %[[DUMMY_DECL]]#0
+ ! CHECK: hlfir.assign %{{.*}} to %[[DUMMY_DECL]]#0
+ ! CHECK: }
+ ! CHECK: }
+ !$omp loop private(dummy)
+ do i=1,10
+ dummy = dummy + 1
+ end do
+ !$omp end loop
+end subroutine
+
+
+! CHECK-LABEL: func.func @_QPtest_order
+subroutine test_order()
+ integer :: i, dummy = 1
+ ! CHECK: omp.loop order(reproducible:concurrent) private(@{{.*}} %{{.*}}#0 -> %{{.*}} : {{.*}}) {
+ ! CHECK: }
+ !$omp loop order(concurrent)
+ do i=1,10
+ dummy = dummy + 1
+ end do
+ !$omp end loop
+end subroutine
+
+! CHECK-LABEL: func.func @_QPtest_reduction
+subroutine test_reduction()
+ integer :: i, dummy = 1
+
+ ! CHECK: omp.loop private(@{{.*}} %{{.*}}#0 -> %{{.*}} : !{{.*}}) reduction
+ ! CHECK-SAME: (@[[RED]] %{{.*}}#0 -> %[[DUMMY_ARG:.*]] : !{{.*}}) {
+ ! CHECK: omp.loop_nest (%{{.*}}) : i32 = (%{{.*}}) to (%{{.*}}) {{.*}} {
+ ! CHECK: %[[DUMMY_DECL:.*]]:2 = hlfir.declare %[[DUMMY_ARG]] {uniq_name = "_QFtest_reductionEdummy"}
+ ! CHECK: %{{.*}} = fir.load %[[DUMMY_DECL]]#0
+ ! CHECK: hlfir.assign %{{.*}} to %[[DUMMY_DECL]]#0
+ ! CHECK: }
+ ! CHECK: }
+ !$omp loop reduction(+:dummy)
+ do i=1,10
+ dummy = dummy + 1
+ end do
+ !$omp end loop
+end subroutine
diff --git a/mlir/include/mlir/Dialect/OpenMP/OpenMPOps.td b/mlir/include/mlir/Dialect/OpenMP/OpenMPOps.td
index a0da3db124d1f4..b01fda993f5e78 100644
--- a/mlir/include/mlir/Dialect/OpenMP/OpenMPOps.td
+++ b/mlir/include/mlir/Dialect/OpenMP/OpenMPOps.td
@@ -422,6 +422,10 @@ def LoopOp : OpenMP_Op<"loop", traits = [
$reduction_syms) attr-dict
}];
+ let builders = [
+ OpBuilder<(ins CArg<"const LoopOperands &">:$clauses)>
+ ];
+
let hasVerifier = 1;
let hasRegionVerifier = 1;
}
diff --git a/mlir/lib/Conversion/OpenMPToLLVM/OpenMPToLLVM.cpp b/mlir/lib/Conversion/OpenMPToLLVM/OpenMPToLLVM.cpp
index aa824a95b1574a..58fd3d565fce50 100644
--- a/mlir/lib/Conversion/OpenMPToLLVM/OpenMPToLLVM.cpp
+++ b/mlir/lib/Conversion/OpenMPToLLVM/OpenMPToLLVM.cpp
@@ -234,11 +234,11 @@ void mlir::configureOpenMPToLLVMConversionLegality(
});
target.addDynamicallyLegalOp<
omp::AtomicUpdateOp, omp::CriticalOp, omp::DeclareReductionOp,
- omp::DistributeOp, omp::LoopNestOp, omp::MasterOp, omp::OrderedRegionOp,
- omp::ParallelOp, omp::PrivateClauseOp, omp::SectionOp, omp::SectionsOp,
- omp::SimdOp, omp::SingleOp, omp::TargetDataOp, omp::TargetOp,
- omp::TaskgroupOp, omp::TaskloopOp, omp::TaskOp, omp::TeamsOp,
- omp::WsloopOp>([&](Operation *op) {
+ omp::DistributeOp, omp::LoopNestOp, omp::LoopOp, omp::MasterOp,
+ omp::OrderedRegionOp, omp::ParallelOp, omp::PrivateClauseOp,
+ omp::SectionOp, omp::SectionsOp, omp::SimdOp, omp::SingleOp,
+ omp::TargetDataOp, omp::TargetOp, omp::TaskgroupOp, omp::TaskloopOp,
+ omp::TaskOp, omp::TeamsOp, omp::WsloopOp>([&](Operation *op) {
return std::all_of(op->getRegions().begin(), op->getRegions().end(),
[&](Region ®ion) {
return typeConverter.isLegal(®ion);
@@ -275,8 +275,8 @@ void mlir::populateOpenMPToLLVMConversionPatterns(LLVMTypeConverter &converter,
RegionOpConversion<omp::AtomicCaptureOp>,
RegionOpConversion<omp::CriticalOp>,
RegionOpConversion<omp::DistributeOp>,
- RegionOpConversion<omp::LoopNestOp>, RegionOpConversion<omp::MaskedOp>,
- RegionOpConversion<omp::MasterOp>,
+ RegionOpConversion<omp::LoopNestOp>, RegionOpConversion<omp::LoopOp>,
+ RegionOpConversion<omp::MaskedOp>, RegionOpConversion<omp::MasterOp>,
RegionOpConversion<omp::OrderedRegionOp>,
RegionOpConversion<omp::ParallelOp>, RegionOpConversion<omp::SectionOp>,
RegionOpConversion<omp::SectionsOp>, RegionOpConversion<omp::SimdOp>,
diff --git a/mlir/lib/Dialect/OpenMP/IR/OpenMPDialect.cpp b/mlir/lib/Dialect/OpenMP/IR/OpenMPDialect.cpp
index 228c2d034ad4ad..5809d06e6a9d39 100644
--- a/mlir/lib/Dialect/OpenMP/IR/OpenMPDialect.cpp
+++ b/mlir/lib/Dialect/OpenMP/IR/OpenMPDialect.cpp
@@ -1952,6 +1952,17 @@ LogicalResult LoopWrapperInterface::verifyImpl() {
// LoopOp
//===----------------------------------------------------------------------===//
+void LoopOp::build(OpBuilder &builder, OperationState &state,
+ const LoopOperands &clauses) {
+ MLIRContext *ctx = builder.getContext();
+
+ LoopOp::build(builder, state, clauses.bindKind, clauses.privateVars,
+ makeArrayAttr(ctx, clauses.privateSyms), clauses.order,
+ clauses.orderMod, clauses.reductionVars,
+ makeDenseBoolArrayAttr(ctx, clauses.reductionByref),
+ makeArrayAttr(ctx, clauses.reductionSyms));
+}
+
LogicalResult LoopOp::verify() {
return verifyReductionVarList(*this, getReductionSyms(), getReductionVars(),
getReductionByref());
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