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swatheesh-mcwswatheesh-mcw
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Modified the declaration and definition of modifiers and addressed review comments.
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9 files changed

+150
-76
lines changed

9 files changed

+150
-76
lines changed

‎flang/examples/FeatureList/FeatureList.cpp‎

Lines changed: 5 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -524,13 +524,12 @@ struct NodeVisitor {
524524
READ_FEATURE(OmpScheduleClause)
525525
READ_FEATURE(OmpScheduleClause::Kind)
526526
READ_FEATURE(OmpScheduleClause::Modifier)
527-
READ_FEATURE(InteropType)
528-
READ_FEATURE(InteropType::Kind)
529-
READ_FEATURE(InteropPreference)
527+
READ_FEATURE(OmpInteropType)
528+
READ_FEATURE(OmpInteropType::Value)
529+
READ_FEATURE(OmpInteropRuntimeIdentifier)
530+
READ_FEATURE(OmpInteropPreference)
530531
READ_FEATURE(OmpInitClause)
531-
READ_FEATURE(OmpInitClause::InteropModifier)
532-
READ_FEATURE(OmpInitClause::InteropTypes)
533-
READ_FEATURE(OmpInitClause::InteropVar)
532+
READ_FEATURE(OmpInitClause::Modifier)
534533
READ_FEATURE(OmpUseClause)
535534
READ_FEATURE(OmpDeviceModifier)
536535
READ_FEATURE(OmpDeviceClause)

‎flang/include/flang/Parser/dump-parse-tree.h‎

Lines changed: 5 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -657,13 +657,12 @@ class ParseTreeDumper {
657657
NODE_ENUM(OmpDeviceModifier, Value)
658658
NODE(parser, OmpDeviceTypeClause)
659659
NODE_ENUM(OmpDeviceTypeClause, DeviceTypeDescription)
660-
NODE(parser, InteropType)
661-
NODE_ENUM(InteropType, Kind)
662-
NODE(parser, InteropPreference)
660+
NODE(parser, OmpInteropType)
661+
NODE_ENUM(OmpInteropType, Value)
662+
NODE(parser, OmpInteropRuntimeIdentifier)
663+
NODE(parser, OmpInteropPreference)
663664
NODE(parser, OmpInitClause)
664-
NODE(OmpInitClause, InteropModifier)
665-
NODE(OmpInitClause, InteropTypes)
666-
NODE(OmpInitClause, InteropVar)
665+
NODE(OmpInitClause, Modifier)
667666
NODE(parser, OmpUseClause)
668667
NODE(parser, OmpUpdateClause)
669668
NODE(parser, OmpChunkModifier)

‎flang/include/flang/Parser/parse-tree.h‎

Lines changed: 30 additions & 14 deletions
Original file line numberDiff line numberDiff line change
@@ -3824,6 +3824,33 @@ struct OmpExpectation {
38243824
WRAPPER_CLASS_BOILERPLATE(OmpExpectation, Value);
38253825
};
38263826

3827+
// REF: [5.1:217-220], [5.2:293-294]
3828+
//
3829+
// InteropType -> target || targetsync // since 5.2
3830+
// There can be at most only two interop-type.
3831+
struct OmpInteropType {
3832+
ENUM_CLASS(Value, Target, TargetSync)
3833+
WRAPPER_CLASS_BOILERPLATE(OmpInteropType, Value);
3834+
};
3835+
3836+
// REF: [5.1:217-220], [5.2:293-294]
3837+
//
3838+
// OmpRuntimeIdentifier -> // since 5.2
3839+
// CharLiteralConstant || ScalarIntConstantExpr
3840+
struct OmpInteropRuntimeIdentifier {
3841+
UNION_CLASS_BOILERPLATE(OmpInteropRuntimeIdentifier);
3842+
std::variant<CharLiteralConstant, ScalarIntConstantExpr> u;
3843+
};
3844+
3845+
// REF: [5.1:217-220], [5.2:293-294]
3846+
//
3847+
// OmpInteropPreference -> // since 5.2
3848+
// ([OmpRuntimeIdentifier, ...])
3849+
struct OmpInteropPreference {
3850+
WRAPPER_CLASS_BOILERPLATE(
3851+
OmpInteropPreference, std::list<OmpInteropRuntimeIdentifier>);
3852+
};
3853+
38273854
// Ref: [5.0:47-49], [5.1:49-51], [5.2:67-69]
38283855
//
38293856
// iterator-modifier ->
@@ -4483,23 +4510,12 @@ struct OmpWhenClause {
44834510
// interop-type: interop-var)
44844511
// interop-modifier: prefer_type(preference-list)
44854512
// interop-type: target, targetsync
4513+
// interop-var: Ompobject
44864514
// There can be at most only two interop-type.
4487-
struct InteropType {
4488-
ENUM_CLASS(Kind, Target, TargetSync)
4489-
WRAPPER_CLASS_BOILERPLATE(InteropType, Kind);
4490-
};
4491-
4492-
struct InteropPreference {
4493-
UNION_CLASS_BOILERPLATE(InteropPreference);
4494-
std::variant<CharLiteralConstant, ScalarIntConstantExpr> u;
4495-
};
4496-
44974515
struct OmpInitClause {
44984516
TUPLE_CLASS_BOILERPLATE(OmpInitClause);
4499-
WRAPPER_CLASS(InteropModifier, std::list<InteropPreference>);
4500-
WRAPPER_CLASS(InteropTypes, std::list<InteropType>);
4501-
WRAPPER_CLASS(InteropVar, OmpObject);
4502-
std::tuple<std::optional<InteropModifier>, InteropTypes, InteropVar> t;
4517+
MODIFIER_BOILERPLATE(OmpInteropPreference, OmpInteropType);
4518+
std::tuple<MODIFIERS(), OmpObject> t;
45034519
};
45044520

45054521
// REF: [5.1:217-220], [5.2:294]

‎flang/include/flang/Semantics/openmp-modifiers.h‎

Lines changed: 2 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -77,6 +77,8 @@ DECLARE_DESCRIPTOR(parser::OmpDependenceType);
7777
DECLARE_DESCRIPTOR(parser::OmpDeviceModifier);
7878
DECLARE_DESCRIPTOR(parser::OmpDirectiveNameModifier);
7979
DECLARE_DESCRIPTOR(parser::OmpExpectation);
80+
DECLARE_DESCRIPTOR(parser::OmpInteropPreference);
81+
DECLARE_DESCRIPTOR(parser::OmpInteropType);
8082
DECLARE_DESCRIPTOR(parser::OmpIterator);
8183
DECLARE_DESCRIPTOR(parser::OmpLastprivateModifier);
8284
DECLARE_DESCRIPTOR(parser::OmpLinearModifier);

‎flang/lib/Parser/openmp-parsers.cpp‎

Lines changed: 18 additions & 13 deletions
Original file line numberDiff line numberDiff line change
@@ -380,6 +380,10 @@ TYPE_PARSER(construct<OmpDeviceModifier>(
380380
TYPE_PARSER(construct<OmpExpectation>( //
381381
"PRESENT" >> pure(OmpExpectation::Value::Present)))
382382

383+
TYPE_PARSER(construct<OmpInteropType>(
384+
"TARGETSYNC" >> pure(OmpInteropType::Value::TargetSync) ||
385+
"TARGET" >> pure(OmpInteropType::Value::Target)))
386+
383387
TYPE_PARSER(construct<OmpIteratorSpecifier>(
384388
// Using Parser<TypeDeclarationStmt> or Parser<EntityDecl> has the problem
385389
// that they will attempt to treat what follows the '=' as initialization.
@@ -452,6 +456,10 @@ TYPE_PARSER(construct<OmpReductionModifier>(
452456
"TASK" >> pure(OmpReductionModifier::Value::Task) ||
453457
"DEFAULT" >> pure(OmpReductionModifier::Value::Default)))
454458

459+
TYPE_PARSER(construct<OmpInteropRuntimeIdentifier>(
460+
construct<OmpInteropRuntimeIdentifier>(charLiteralConstant) ||
461+
construct<OmpInteropRuntimeIdentifier>(scalarIntConstantExpr)))
462+
455463
TYPE_PARSER(construct<OmpStepComplexModifier>( //
456464
"STEP" >> parenthesized(scalarIntExpr)))
457465

@@ -507,6 +515,14 @@ TYPE_PARSER(sourced(
507515

508516
TYPE_PARSER(sourced(construct<OmpIfClause::Modifier>(OmpDirectiveNameParser{})))
509517

518+
TYPE_PARSER(construct<OmpInteropPreference>(verbatim("PREFER_TYPE"_tok) >>
519+
parenthesized(nonemptyList(Parser<OmpInteropRuntimeIdentifier>{}))))
520+
521+
TYPE_PARSER(sourced(
522+
construct<OmpInitClause::Modifier>(
523+
construct<OmpInitClause::Modifier>(Parser<OmpInteropPreference>{})) ||
524+
construct<OmpInitClause::Modifier>(Parser<OmpInteropType>{})))
525+
510526
TYPE_PARSER(sourced(construct<OmpInReductionClause::Modifier>(
511527
Parser<OmpReductionIdentifier>{})))
512528

@@ -740,21 +756,10 @@ TYPE_PARSER(
740756
// OpenMPv5.2 12.5.2 detach-clause -> DETACH (event-handle)
741757
TYPE_PARSER(construct<OmpDetachClause>(Parser<OmpObject>{}))
742758

743-
// InteropTypes
744-
TYPE_PARSER(construct<InteropType>(
745-
"TARGETSYNC" >> pure(InteropType::Kind::TargetSync) ||
746-
"TARGET" >> pure(InteropType::Kind::Target)))
747-
748-
// InteropPreference
749-
TYPE_PARSER(construct<InteropPreference>(
750-
construct<InteropPreference>(charLiteralConstant) ||
751-
construct<InteropPreference>(scalarIntConstantExpr)))
752-
753759
// init clause
754760
TYPE_PARSER(construct<OmpInitClause>(
755-
maybe(verbatim("PREFER_TYPE"_tok) >>
756-
parenthesized(nonemptyList(Parser<InteropPreference>{})) / ","),
757-
nonemptyList(Parser<InteropType>{}) / ":", Parser<OmpObject>{}))
761+
maybe(nonemptyList(Parser<OmpInitClause::Modifier>{}) / ":"),
762+
Parser<OmpObject>{}))
758763

759764
// 2.8.1 ALIGNED (list: alignment)
760765
TYPE_PARSER(construct<OmpAlignedClause>(Parser<OmpObjectList>{},

‎flang/lib/Parser/unparse.cpp‎

Lines changed: 22 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -2163,14 +2163,29 @@ class UnparseVisitor {
21632163
Walk(std::get<std::optional<std::list<Modifier>>>(x.t), ": ");
21642164
Walk(std::get<OmpObjectList>(x.t));
21652165
}
2166-
void Unparse(const OmpInitClause::InteropTypes &x) { Walk(x.v, ","); }
2167-
void Unparse(const OmpInitClause::InteropModifier &x) { Walk(x.v, ","); }
2166+
void Unparse(const OmpInteropPreference &x) { Walk(x.v, ","); }
21682167
void Unparse(const OmpInitClause &x) {
2169-
Walk("PREFER_TYPE(",
2170-
std::get<std::optional<OmpInitClause::InteropModifier>>(x.t), "),");
2171-
Walk(std::get<OmpInitClause::InteropTypes>(x.t));
2168+
using Modifier = OmpInitClause::Modifier;
2169+
auto &modifiers{std::get<std::optional<std::list<Modifier>>>(x.t)};
2170+
bool is_type_start = true;
2171+
for (const Modifier &m : *modifiers) {
2172+
if (auto *interop_preference_mod{
2173+
std::get_if<parser::OmpInteropPreference>(&m.u)}) {
2174+
Put("PREFER_TYPE(");
2175+
Walk(*interop_preference_mod);
2176+
Put("),");
2177+
} else if (auto *interop_type_mod{
2178+
std::get_if<parser::OmpInteropType>(&m.u)}) {
2179+
if (is_type_start) {
2180+
is_type_start = false;
2181+
} else {
2182+
Put(",");
2183+
}
2184+
Walk(*interop_type_mod);
2185+
}
2186+
}
21722187
Put(": ");
2173-
Walk(std::get<OmpInitClause::InteropVar>(x.t));
2188+
Walk(std::get<OmpObject>(x.t));
21742189
}
21752190
void Unparse(const OmpMapClause &x) {
21762191
using Modifier = OmpMapClause::Modifier;
@@ -3036,7 +3051,7 @@ class UnparseVisitor {
30363051
OmpDeviceTypeClause, DeviceTypeDescription) // OMP device_type
30373052
WALK_NESTED_ENUM(OmpReductionModifier, Value) // OMP reduction-modifier
30383053
WALK_NESTED_ENUM(OmpExpectation, Value) // OMP motion-expectation
3039-
WALK_NESTED_ENUM(InteropType, Kind) // OMP InteropVar
3054+
WALK_NESTED_ENUM(OmpInteropType, Value) // OMP InteropType
30403055
WALK_NESTED_ENUM(OmpCancelType, Type) // OMP cancel-type
30413056
WALK_NESTED_ENUM(OmpOrderClause, Ordering) // OMP ordering
30423057
WALK_NESTED_ENUM(OmpOrderModifier, Value) // OMP order-modifier

‎flang/lib/Semantics/check-omp-structure.cpp‎

Lines changed: 22 additions & 15 deletions
Original file line numberDiff line numberDiff line change
@@ -5589,24 +5589,31 @@ void OmpStructureChecker::Enter(const parser::OpenMPInteropConstruct &x) {
55895589
common::visit(
55905590
common::visitors{
55915591
[&](const parser::OmpClause::Init &InitClause) {
5592-
const auto &InteropTypeList{
5593-
std::get<parser::OmpInitClause::InteropTypes>(
5594-
InitClause.v.t)};
5595-
for (auto &InteropTypeVal : InteropTypeList.v) {
5596-
if (*(parser::Unwrap<parser::InteropType::Kind>(
5597-
InteropTypeVal)) ==
5598-
parser::InteropType::Kind::TargetSync) {
5599-
++targetSyncCount;
5600-
} else {
5601-
++targetCount;
5602-
}
5603-
if (targetCount > 1 || targetSyncCount > 1) {
5604-
context_.Say(GetContext().directiveSource,
5605-
"Each interop-type may be specified at most once."_err_en_US);
5592+
if (OmpVerifyModifiers(InitClause.v, llvm::omp::OMPC_init,
5593+
GetContext().directiveSource, context_)) {
5594+
5595+
auto &modifiers{OmpGetModifiers(InitClause.v)};
5596+
auto &&interopTypeModifier{
5597+
OmpGetRepeatableModifier<parser::OmpInteropType>(
5598+
modifiers)};
5599+
for (auto it{interopTypeModifier.begin()},
5600+
end{interopTypeModifier.end()};
5601+
it != end; ++it) {
5602+
if (parser::ToUpperCaseLetters(
5603+
parser::OmpInteropType::EnumToString((*it)->v)) ==
5604+
"TARGETSYNC") {
5605+
++targetSyncCount;
5606+
} else {
5607+
++targetCount;
5608+
}
5609+
if (targetCount > 1 || targetSyncCount > 1) {
5610+
context_.Say(GetContext().directiveSource,
5611+
"Each interop-type may be specified at most once."_err_en_US);
5612+
}
56065613
}
56075614
}
56085615
const auto &InteropVar{parser::Unwrap<parser::OmpObject>(
5609-
std::get<parser::OmpInitClause::InteropVar>(InitClause.v.t))};
5616+
std::get<parser::OmpObject>(InitClause.v.t))};
56105617
const auto *name{parser::Unwrap<parser::Name>(InteropVar)};
56115618
const auto ObjectName{name->ToString()};
56125619
if (ObjectNameList.end() !=

‎flang/lib/Semantics/openmp-modifiers.cpp‎

Lines changed: 32 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -240,6 +240,38 @@ const OmpModifierDescriptor &OmpGetDescriptor<parser::OmpExpectation>() {
240240
return desc;
241241
}
242242

243+
template <>
244+
const OmpModifierDescriptor &OmpGetDescriptor<parser::OmpInteropPreference>() {
245+
static const OmpModifierDescriptor desc{
246+
/*name=*/"interop-preference",
247+
/*props=*/
248+
{
249+
{52, {OmpProperty::Unique}},
250+
},
251+
/*clauses=*/
252+
{
253+
{52, {Clause::OMPC_init}},
254+
},
255+
};
256+
return desc;
257+
}
258+
259+
template <>
260+
const OmpModifierDescriptor &OmpGetDescriptor<parser::OmpInteropType>() {
261+
static const OmpModifierDescriptor desc{
262+
/*name=*/"interop-type",
263+
/*props=*/
264+
{
265+
{52, {OmpProperty::Required}},
266+
},
267+
/*clauses=*/
268+
{
269+
{52, {Clause::OMPC_init}},
270+
},
271+
};
272+
return desc;
273+
}
274+
243275
template <>
244276
const OmpModifierDescriptor &OmpGetDescriptor<parser::OmpIterator>() {
245277
static const OmpModifierDescriptor desc{

‎flang/test/Parser/OpenMP/interop-construct.f90‎

Lines changed: 14 additions & 15 deletions
Original file line numberDiff line numberDiff line change
@@ -1,13 +1,13 @@
1-
! RUN: %flang_fc1 -fdebug-unparse -fopenmp %s | FileCheck --ignore-case --check-prefix="UNPARSE" %s
2-
! RUN: %flang_fc1 -fdebug-dump-parse-tree-no-sema -fopenmp %s | FileCheck --check-prefix="PARSE-TREE" %s
1+
! RUN: %flang_fc1 -fdebug-unparse -fopenmp-version=52 -fopenmp %s | FileCheck --ignore-case --check-prefix="UNPARSE" %s
2+
! RUN: %flang_fc1 -fdebug-dump-parse-tree-no-sema -fopenmp-version=52 -fopenmp %s | FileCheck --check-prefix="PARSE-TREE" %s
33

44
subroutine test_interop_01()
55
!$omp interop device(1)
66
print *,'pass'
77
end subroutine test_interop_01
88

99
!UNPARSE: SUBROUTINE test_interop_01
10-
!UNPARSE: !$OMP INTEROP DEVICE(1_4)
10+
!UNPARSE: !$OMP INTEROP DEVICE(1_4)
1111
!UNPARSE: PRINT *, "pass"
1212
!UNPARSE: END SUBROUTINE test_interop_01
1313

@@ -58,8 +58,8 @@ end subroutine test_interop_02
5858
!PARSE-TREE: | | ExecutionPartConstruct -> ExecutableConstruct -> OpenMPConstruct -> OpenMPStandaloneConstruct -> OpenMPInteropConstruct
5959
!PARSE-TREE: | | | Verbatim
6060
!PARSE-TREE: | | | OmpClauseList -> OmpClause -> Init -> OmpInitClause
61-
!PARSE-TREE: | | | | InteropTypes -> InteropType -> Kind = TargetSync
62-
!PARSE-TREE: | | | | InteropVar -> OmpObject -> Designator -> DataRef -> Name = 'obj'
61+
!PARSE-TREE: | | | | Modifier -> OmpInteropType -> Value = TargetSync
62+
!PARSE-TREE: | | | | OmpObject -> Designator -> DataRef -> Name = 'obj'
6363
!PARSE-TREE: | | | OmpClause -> Use -> OmpUseClause -> OmpObject -> Designator -> DataRef -> Name = 'obj1'
6464
!PARSE-TREE: | | | OmpClause -> Destroy -> OmpDestroyClause -> OmpObject -> Designator -> DataRef -> Name = 'obj3'
6565
!PARSE-TREE: | | ExecutionPartConstruct -> ExecutableConstruct -> ActionStmt -> PrintStmt
@@ -96,8 +96,8 @@ end subroutine test_interop_03
9696
!PARSE-TREE: | | ExecutionPartConstruct -> ExecutableConstruct -> OpenMPConstruct -> OpenMPStandaloneConstruct -> OpenMPInteropConstruct
9797
!PARSE-TREE: | | | Verbatim
9898
!PARSE-TREE: | | | OmpClauseList -> OmpClause -> Init -> OmpInitClause
99-
!PARSE-TREE: | | | | InteropTypes -> InteropType -> Kind = TargetSync
100-
!PARSE-TREE: | | | | InteropVar -> OmpObject -> Designator -> DataRef -> Name = 'obj'
99+
!PARSE-TREE: | | | | Modifier -> OmpInteropType -> Value = TargetSync
100+
!PARSE-TREE: | | | | OmpObject -> Designator -> DataRef -> Name = 'obj'
101101
!PARSE-TREE: | | | OmpClause -> Depend -> OmpDependClause -> TaskDep
102102
!PARSE-TREE: | | | | Modifier -> OmpTaskDependenceType -> Value = Inout
103103
!PARSE-TREE: | | | | OmpObjectList -> OmpObject -> Designator -> DataRef -> Name = 'obj'
@@ -146,11 +146,11 @@ end subroutine test_interop_04
146146
!PARSE-TREE: | | ExecutionPartConstruct -> ExecutableConstruct -> OpenMPConstruct -> OpenMPStandaloneConstruct -> OpenMPInteropConstruct
147147
!PARSE-TREE: | | | Verbatim
148148
!PARSE-TREE: | | | OmpClauseList -> OmpClause -> Init -> OmpInitClause
149-
!PARSE-TREE: | | | | InteropModifier -> InteropPreference -> CharLiteralConstant
149+
!PARSE-TREE: | | | | Modifier -> OmpInteropPreference -> OmpInteropRuntimeIdentifier -> CharLiteralConstant
150150
!PARSE-TREE: | | | | | string = 'cuda'
151-
!PARSE-TREE: | | | | InteropTypes -> InteropType -> Kind = TargetSync
152-
!PARSE-TREE: | | | | InteropType -> Kind = Target
153-
!PARSE-TREE: | | | | InteropVar -> OmpObject -> Designator -> DataRef -> Name = 'obj'
151+
!PARSE-TREE: | | | | Modifier -> OmpInteropType -> Value = TargetSync
152+
!PARSE-TREE: | | | | Modifier -> OmpInteropType -> Value = Target
153+
!PARSE-TREE: | | | | OmpObject -> Designator -> DataRef -> Name = 'obj'
154154
!PARSE-TREE: | | | OmpClause -> Depend -> OmpDependClause -> TaskDep
155155
!PARSE-TREE: | | | | Modifier -> OmpTaskDependenceType -> Value = Inout
156156
!PARSE-TREE: | | | | OmpObjectList -> OmpObject -> Designator -> DataRef -> Name = 'arr'
@@ -161,7 +161,6 @@ end subroutine test_interop_04
161161
!PARSE-TREE: | | | | string = 'pass'
162162
!PARSE-TREE: | EndSubroutineStmt -> Name = 'test_interop_04'
163163

164-
165164
subroutine test_interop_05()
166165
use omp_lib
167166
integer(omp_interop_kind) :: obj
@@ -190,9 +189,9 @@ end subroutine test_interop_05
190189
!PARSE-TREE: | | ExecutionPartConstruct -> ExecutableConstruct -> OpenMPConstruct -> OpenMPStandaloneConstruct -> OpenMPInteropConstruct
191190
!PARSE-TREE: | | | Verbatim
192191
!PARSE-TREE: | | | OmpClauseList -> OmpClause -> Init -> OmpInitClause
193-
!PARSE-TREE: | | | | InteropModifier -> InteropPreference -> Scalar -> Integer -> Constant -> Expr -> Designator -> DataRef -> Name = 'omp_ifr_sycl'
194-
!PARSE-TREE: | | | | InteropTypes -> InteropType -> Kind = TargetSync
195-
!PARSE-TREE: | | | | InteropVar -> OmpObject -> Designator -> DataRef -> Name = 'obj'
192+
!PARSE-TREE: | | | | Modifier -> OmpInteropPreference -> OmpInteropRuntimeIdentifier -> Scalar -> Integer -> Constant -> Expr -> Designator -> DataRef -> Name = 'omp_ifr_sycl'
193+
!PARSE-TREE: | | | | Modifier -> OmpInteropType -> Value = TargetSync
194+
!PARSE-TREE: | | | | OmpObject -> Designator -> DataRef -> Name = 'obj'
196195
!PARSE-TREE: | | | OmpClause -> Device -> OmpDeviceClause
197196
!PARSE-TREE: | | | | Modifier -> OmpDeviceModifier -> Value = Device_Num
198197
!PARSE-TREE: | | | | Scalar -> Integer -> Expr -> LiteralConstant -> IntLiteralConstant = '0'

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