[clang] Introduce SemaOpenMP
#88642
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[clang] Introduce SemaOpenMP
#88642
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Endilll
added
openmp
clang:frontend
Endilll
requested review from
AaronBallman,
alexey-bataev,
jdoerfert,
jhuber6 and
kparzysz
llvmbot
added
clang
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@llvm/pr-subscribers-clang @llvm/pr-subscribers-openmp Author: Vlad Serebrennikov (Endilll) ChangesThis patch moves OpenMP-related entities out of Patch is 791.89 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/88642.diff 18 Files Affected:
diff --git a/clang/include/clang/Parse/Parser.h b/clang/include/clang/Parse/Parser.h
index c719218731c35b..a8791c40ab52f9 100644
--- a/clang/include/clang/Parse/Parser.h
+++ b/clang/include/clang/Parse/Parser.h
@@ -18,6 +18,7 @@
#include "clang/Lex/CodeCompletionHandler.h"
#include "clang/Lex/Preprocessor.h"
#include "clang/Sema/Sema.h"
+#include "clang/Sema/SemaOpenMP.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Frontend/OpenMP/OMPContext.h"
#include "llvm/Support/SaveAndRestore.h"
@@ -2535,7 +2536,7 @@ class Parser : public CodeCompletionHandler {
/// Returns true for declaration, false for expression.
bool isForInitDeclaration() {
if (getLangOpts().OpenMP)
- Actions.startOpenMPLoop();
+ Actions.OpenMP().startOpenMPLoop();
if (getLangOpts().CPlusPlus)
return Tok.is(tok::kw_using) ||
isCXXSimpleDeclaration(/*AllowForRangeDecl=*/true);
@@ -3394,7 +3395,7 @@ class Parser : public CodeCompletionHandler {
SourceLocation Loc);
/// Parse clauses for '#pragma omp [begin] declare target'.
- void ParseOMPDeclareTargetClauses(Sema::DeclareTargetContextInfo &DTCI);
+ void ParseOMPDeclareTargetClauses(SemaOpenMP::DeclareTargetContextInfo &DTCI);
/// Parse '#pragma omp end declare target'.
void ParseOMPEndDeclareTargetDirective(OpenMPDirectiveKind BeginDKind,
@@ -3484,7 +3485,7 @@ class Parser : public CodeCompletionHandler {
/// Parses indirect clause
/// \param ParseOnly true to skip the clause's semantic actions and return
// false;
- bool ParseOpenMPIndirectClause(Sema::DeclareTargetContextInfo &DTCI,
+ bool ParseOpenMPIndirectClause(SemaOpenMP::DeclareTargetContextInfo &DTCI,
bool ParseOnly);
/// Parses clause with a single expression and an additional argument
/// of a kind \a Kind.
@@ -3554,12 +3555,12 @@ class Parser : public CodeCompletionHandler {
/// Parses a reserved locator like 'omp_all_memory'.
bool ParseOpenMPReservedLocator(OpenMPClauseKind Kind,
- Sema::OpenMPVarListDataTy &Data,
+ SemaOpenMP::OpenMPVarListDataTy &Data,
const LangOptions &LangOpts);
/// Parses clauses with list.
bool ParseOpenMPVarList(OpenMPDirectiveKind DKind, OpenMPClauseKind Kind,
SmallVectorImpl<Expr *> &Vars,
- Sema::OpenMPVarListDataTy &Data);
+ SemaOpenMP::OpenMPVarListDataTy &Data);
bool ParseUnqualifiedId(CXXScopeSpec &SS, ParsedType ObjectType,
bool ObjectHadErrors, bool EnteringContext,
bool AllowDestructorName, bool AllowConstructorName,
@@ -3567,11 +3568,11 @@ class Parser : public CodeCompletionHandler {
SourceLocation *TemplateKWLoc, UnqualifiedId &Result);
/// Parses the mapper modifier in map, to, and from clauses.
- bool parseMapperModifier(Sema::OpenMPVarListDataTy &Data);
+ bool parseMapperModifier(SemaOpenMP::OpenMPVarListDataTy &Data);
/// Parses map-type-modifiers in map clause.
/// map([ [map-type-modifier[,] [map-type-modifier[,] ...] map-type : ] list)
/// where, map-type-modifier ::= always | close | mapper(mapper-identifier)
- bool parseMapTypeModifiers(Sema::OpenMPVarListDataTy &Data);
+ bool parseMapTypeModifiers(SemaOpenMP::OpenMPVarListDataTy &Data);
//===--------------------------------------------------------------------===//
// OpenACC Parsing.
diff --git a/clang/include/clang/Sema/Sema.h b/clang/include/clang/Sema/Sema.h
index 3b252f94dcbee7..9da076b9f4e325 100644
--- a/clang/include/clang/Sema/Sema.h
+++ b/clang/include/clang/Sema/Sema.h
@@ -26,14 +26,12 @@
#include "clang/AST/ExprCXX.h"
#include "clang/AST/ExprConcepts.h"
#include "clang/AST/ExprObjC.h"
-#include "clang/AST/ExprOpenMP.h"
#include "clang/AST/ExternalASTSource.h"
#include "clang/AST/LocInfoType.h"
#include "clang/AST/MangleNumberingContext.h"
#include "clang/AST/NSAPI.h"
#include "clang/AST/PrettyPrinter.h"
#include "clang/AST/StmtCXX.h"
-#include "clang/AST/StmtOpenMP.h"
#include "clang/AST/TypeLoc.h"
#include "clang/AST/TypeOrdering.h"
#include "clang/Basic/BitmaskEnum.h"
@@ -43,7 +41,6 @@
#include "clang/Basic/ExpressionTraits.h"
#include "clang/Basic/Module.h"
#include "clang/Basic/OpenCLOptions.h"
-#include "clang/Basic/OpenMPKinds.h"
#include "clang/Basic/PragmaKinds.h"
#include "clang/Basic/Specifiers.h"
#include "clang/Basic/TemplateKinds.h"
@@ -68,7 +65,6 @@
#include "llvm/ADT/SmallSet.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/TinyPtrVector.h"
-#include "llvm/Frontend/OpenMP/OMPConstants.h"
#include <deque>
#include <memory>
#include <optional>
@@ -167,12 +163,6 @@ class ObjCMessageExpr;
class ObjCMethodDecl;
class ObjCPropertyDecl;
class ObjCProtocolDecl;
-class OMPThreadPrivateDecl;
-class OMPRequiresDecl;
-class OMPDeclareReductionDecl;
-class OMPDeclareSimdDecl;
-class OMPClause;
-struct OMPVarListLocTy;
struct OverloadCandidate;
enum class OverloadCandidateParamOrder : char;
enum OverloadCandidateRewriteKind : unsigned;
@@ -187,6 +177,7 @@ class QualType;
class SemaCUDA;
class SemaHLSL;
class SemaOpenACC;
+class SemaOpenMP;
class SemaSYCL;
class StandardConversionSequence;
class Stmt;
@@ -480,7 +471,6 @@ class Sema final : public SemaBase {
// 35. Code Completion (SemaCodeComplete.cpp)
// 36. FixIt Helpers (SemaFixItUtils.cpp)
// 37. Name Lookup for RISC-V Vector Intrinsic (SemaRISCVVectorLookup.cpp)
- // 38. OpenMP Directives and Clauses (SemaOpenMP.cpp)
/// \name Semantic Analysis
/// Implementations are in Sema.cpp
@@ -997,6 +987,11 @@ class Sema final : public SemaBase {
return *OpenACCPtr;
}
+ SemaOpenMP &OpenMP() {
+ assert(OpenMPPtr);
+ return *OpenMPPtr;
+ }
+
SemaSYCL &SYCL() {
assert(SYCLPtr);
return *SYCLPtr;
@@ -1035,6 +1030,7 @@ class Sema final : public SemaBase {
std::unique_ptr<SemaCUDA> CUDAPtr;
std::unique_ptr<SemaHLSL> HLSLPtr;
std::unique_ptr<SemaOpenACC> OpenACCPtr;
+ std::unique_ptr<SemaOpenMP> OpenMPPtr;
std::unique_ptr<SemaSYCL> SYCLPtr;
///@}
@@ -3439,14 +3435,6 @@ class Sema final : public SemaBase {
sema::LambdaScopeInfo *RebuildLambdaScopeInfo(CXXMethodDecl *CallOperator);
- /// The declarator \p D defines a function in the scope \p S which is nested
- /// in an `omp begin/end declare variant` scope. In this method we create a
- /// declaration for \p D and rename \p D according to the OpenMP context
- /// selector of the surrounding scope. Return all base functions in \p Bases.
- void ActOnStartOfFunctionDefinitionInOpenMPDeclareVariantScope(
- Scope *S, Declarator &D, MultiTemplateParamsArg TemplateParameterLists,
- SmallVectorImpl<FunctionDecl *> &Bases);
-
// Heuristically tells if the function is `get_return_object` member of a
// coroutine promise_type by matching the function name.
static bool CanBeGetReturnObject(const FunctionDecl *FD);
@@ -5556,32 +5544,6 @@ class Sema final : public SemaBase {
Expr *ColumnIdx,
SourceLocation RBLoc);
- ExprResult ActOnOMPArraySectionExpr(Expr *Base, SourceLocation LBLoc,
- Expr *LowerBound,
- SourceLocation ColonLocFirst,
- SourceLocation ColonLocSecond,
- Expr *Length, Expr *Stride,
- SourceLocation RBLoc);
- ExprResult ActOnOMPArrayShapingExpr(Expr *Base, SourceLocation LParenLoc,
- SourceLocation RParenLoc,
- ArrayRef<Expr *> Dims,
- ArrayRef<SourceRange> Brackets);
-
- /// Data structure for iterator expression.
- struct OMPIteratorData {
- IdentifierInfo *DeclIdent = nullptr;
- SourceLocation DeclIdentLoc;
- ParsedType Type;
- OMPIteratorExpr::IteratorRange Range;
- SourceLocation AssignLoc;
- SourceLocation ColonLoc;
- SourceLocation SecColonLoc;
- };
-
- ExprResult ActOnOMPIteratorExpr(Scope *S, SourceLocation IteratorKwLoc,
- SourceLocation LLoc, SourceLocation RLoc,
- ArrayRef<OMPIteratorData> Data);
-
bool ConvertArgumentsForCall(CallExpr *Call, Expr *Fn, FunctionDecl *FDecl,
const FunctionProtoType *Proto,
ArrayRef<Expr *> Args, SourceLocation RParenLoc,
@@ -12907,1373 +12869,6 @@ class Sema final : public SemaBase {
std::unique_ptr<sema::RISCVIntrinsicManager> RVIntrinsicManager;
///@}
-
- //
- //
- // -------------------------------------------------------------------------
- //
- //
-
- /// \name OpenMP Directives and Clauses
- /// Implementations are in SemaOpenMP.cpp
- ///@{
-
-public:
- /// Creates a SemaDiagnosticBuilder that emits the diagnostic if the current
- /// context is "used as device code".
- ///
- /// - If CurContext is a `declare target` function or it is known that the
- /// function is emitted for the device, emits the diagnostics immediately.
- /// - If CurContext is a non-`declare target` function and we are compiling
- /// for the device, creates a diagnostic which is emitted if and when we
- /// realize that the function will be codegen'ed.
- ///
- /// Example usage:
- ///
- /// // Variable-length arrays are not allowed in NVPTX device code.
- /// if (diagIfOpenMPDeviceCode(Loc, diag::err_vla_unsupported))
- /// return ExprError();
- /// // Otherwise, continue parsing as normal.
- SemaDiagnosticBuilder diagIfOpenMPDeviceCode(SourceLocation Loc,
- unsigned DiagID,
- const FunctionDecl *FD);
-
- /// Creates a SemaDiagnosticBuilder that emits the diagnostic if the current
- /// context is "used as host code".
- ///
- /// - If CurContext is a `declare target` function or it is known that the
- /// function is emitted for the host, emits the diagnostics immediately.
- /// - If CurContext is a non-host function, just ignore it.
- ///
- /// Example usage:
- ///
- /// // Variable-length arrays are not allowed in NVPTX device code.
- /// if (diagIfOpenMPHostode(Loc, diag::err_vla_unsupported))
- /// return ExprError();
- /// // Otherwise, continue parsing as normal.
- SemaDiagnosticBuilder diagIfOpenMPHostCode(SourceLocation Loc,
- unsigned DiagID,
- const FunctionDecl *FD);
-
- /// Register \p D as specialization of all base functions in \p Bases in the
- /// current `omp begin/end declare variant` scope.
- void ActOnFinishedFunctionDefinitionInOpenMPDeclareVariantScope(
- Decl *D, SmallVectorImpl<FunctionDecl *> &Bases);
-
- /// Act on \p D, a function definition inside of an `omp [begin/end] assumes`.
- void ActOnFinishedFunctionDefinitionInOpenMPAssumeScope(Decl *D);
-
- /// Can we exit an OpenMP declare variant scope at the moment.
- bool isInOpenMPDeclareVariantScope() const {
- return !OMPDeclareVariantScopes.empty();
- }
-
- ExprResult
- VerifyPositiveIntegerConstantInClause(Expr *Op, OpenMPClauseKind CKind,
- bool StrictlyPositive = true,
- bool SuppressExprDiags = false);
-
- /// Given the potential call expression \p Call, determine if there is a
- /// specialization via the OpenMP declare variant mechanism available. If
- /// there is, return the specialized call expression, otherwise return the
- /// original \p Call.
- ExprResult ActOnOpenMPCall(ExprResult Call, Scope *Scope,
- SourceLocation LParenLoc, MultiExprArg ArgExprs,
- SourceLocation RParenLoc, Expr *ExecConfig);
-
- /// Handle a `omp begin declare variant`.
- void ActOnOpenMPBeginDeclareVariant(SourceLocation Loc, OMPTraitInfo &TI);
-
- /// Handle a `omp end declare variant`.
- void ActOnOpenMPEndDeclareVariant();
-
- /// Function tries to capture lambda's captured variables in the OpenMP region
- /// before the original lambda is captured.
- void tryCaptureOpenMPLambdas(ValueDecl *V);
-
- /// Return true if the provided declaration \a VD should be captured by
- /// reference.
- /// \param Level Relative level of nested OpenMP construct for that the check
- /// is performed.
- /// \param OpenMPCaptureLevel Capture level within an OpenMP construct.
- bool isOpenMPCapturedByRef(const ValueDecl *D, unsigned Level,
- unsigned OpenMPCaptureLevel) const;
-
- /// Check if the specified variable is used in one of the private
- /// clauses (private, firstprivate, lastprivate, reduction etc.) in OpenMP
- /// constructs.
- VarDecl *isOpenMPCapturedDecl(ValueDecl *D, bool CheckScopeInfo = false,
- unsigned StopAt = 0);
-
- /// The member expression(this->fd) needs to be rebuilt in the template
- /// instantiation to generate private copy for OpenMP when default
- /// clause is used. The function will return true if default
- /// cluse is used.
- bool isOpenMPRebuildMemberExpr(ValueDecl *D);
-
- ExprResult getOpenMPCapturedExpr(VarDecl *Capture, ExprValueKind VK,
- ExprObjectKind OK, SourceLocation Loc);
-
- /// If the current region is a loop-based region, mark the start of the loop
- /// construct.
- void startOpenMPLoop();
-
- /// If the current region is a range loop-based region, mark the start of the
- /// loop construct.
- void startOpenMPCXXRangeFor();
-
- /// Check if the specified variable is used in 'private' clause.
- /// \param Level Relative level of nested OpenMP construct for that the check
- /// is performed.
- OpenMPClauseKind isOpenMPPrivateDecl(ValueDecl *D, unsigned Level,
- unsigned CapLevel) const;
-
- /// Sets OpenMP capture kind (OMPC_private, OMPC_firstprivate, OMPC_map etc.)
- /// for \p FD based on DSA for the provided corresponding captured declaration
- /// \p D.
- void setOpenMPCaptureKind(FieldDecl *FD, const ValueDecl *D, unsigned Level);
-
- /// Check if the specified variable is captured by 'target' directive.
- /// \param Level Relative level of nested OpenMP construct for that the check
- /// is performed.
- bool isOpenMPTargetCapturedDecl(const ValueDecl *D, unsigned Level,
- unsigned CaptureLevel) const;
-
- /// Check if the specified global variable must be captured by outer capture
- /// regions.
- /// \param Level Relative level of nested OpenMP construct for that
- /// the check is performed.
- bool isOpenMPGlobalCapturedDecl(ValueDecl *D, unsigned Level,
- unsigned CaptureLevel) const;
-
- ExprResult PerformOpenMPImplicitIntegerConversion(SourceLocation OpLoc,
- Expr *Op);
- /// Called on start of new data sharing attribute block.
- void StartOpenMPDSABlock(OpenMPDirectiveKind K,
- const DeclarationNameInfo &DirName, Scope *CurScope,
- SourceLocation Loc);
- /// Start analysis of clauses.
- void StartOpenMPClause(OpenMPClauseKind K);
- /// End analysis of clauses.
- void EndOpenMPClause();
- /// Called on end of data sharing attribute block.
- void EndOpenMPDSABlock(Stmt *CurDirective);
-
- /// Check if the current region is an OpenMP loop region and if it is,
- /// mark loop control variable, used in \p Init for loop initialization, as
- /// private by default.
- /// \param Init First part of the for loop.
- void ActOnOpenMPLoopInitialization(SourceLocation ForLoc, Stmt *Init);
-
- /// Called on well-formed '\#pragma omp metadirective' after parsing
- /// of the associated statement.
- StmtResult ActOnOpenMPMetaDirective(ArrayRef<OMPClause *> Clauses,
- Stmt *AStmt, SourceLocation StartLoc,
- SourceLocation EndLoc);
-
- // OpenMP directives and clauses.
- /// Called on correct id-expression from the '#pragma omp
- /// threadprivate'.
- ExprResult ActOnOpenMPIdExpression(Scope *CurScope, CXXScopeSpec &ScopeSpec,
- const DeclarationNameInfo &Id,
- OpenMPDirectiveKind Kind);
- /// Called on well-formed '#pragma omp threadprivate'.
- DeclGroupPtrTy ActOnOpenMPThreadprivateDirective(SourceLocation Loc,
- ArrayRef<Expr *> VarList);
- /// Builds a new OpenMPThreadPrivateDecl and checks its correctness.
- OMPThreadPrivateDecl *CheckOMPThreadPrivateDecl(SourceLocation Loc,
- ArrayRef<Expr *> VarList);
- /// Called on well-formed '#pragma omp allocate'.
- DeclGroupPtrTy ActOnOpenMPAllocateDirective(SourceLocation Loc,
- ArrayRef<Expr *> VarList,
- ArrayRef<OMPClause *> Clauses,
- DeclContext *Owner = nullptr);
-
- /// Called on well-formed '#pragma omp [begin] assume[s]'.
- void ActOnOpenMPAssumesDirective(SourceLocation Loc,
- OpenMPDirectiveKind DKind,
- ArrayRef<std::string> Assumptions,
- bool SkippedClauses);
-
- /// Check if there is an active global `omp begin assumes` directive.
- bool isInOpenMPAssumeScope() const { return !OMPAssumeScoped.empty(); }
-
- /// Check if there is an active global `omp assumes` directive.
- bool hasGlobalOpenMPAssumes() const { return !OMPAssumeGlobal.empty(); }
-
- /// Called on well-formed '#pragma omp end assumes'.
- void ActOnOpenMPEndAssumesDirective();
-
- /// Called on well-formed '#pragma omp requires'.
- DeclGroupPtrTy ActOnOpenMPRequiresDirective(SourceLocation Loc,
- ArrayRef<OMPClause *> ClauseList);
- /// Check restrictions on Requires directive
- OMPRequiresDecl *CheckOMPRequiresDecl(SourceLocation Loc,
- ArrayRef<OMPClause *> Clauses);
- /// Check if the specified type is allowed to be used in 'omp declare
- /// reduction' construct.
- QualType ActOnOpenMPDeclareReductionType(SourceLocation TyLoc,
- TypeResult ParsedType);
- /// Called on start of '#pragma omp declare reduction'.
- DeclGroupPtrTy ActOnOpenMPDeclareReductionDirectiveStart(
- Scope *S, DeclContext *DC, DeclarationName Name,
- ArrayRef<std::pair<QualType, SourceLocation>> ReductionTypes,
- AccessSpecifier AS, Decl *PrevDeclInScope = nullptr);
- /// Initialize declare reduction construct initializer.
- void ActOnOpenMPDeclareReductionCombinerStart(Scope *S, Decl *D);
- /// Finish current declare reduction construct initializer.
- void ActOnOpenMPDeclareReductionCombinerEnd(Decl *D, Expr *Combiner);
- /// Initialize declare reduction construct initializer.
- /// \return omp_priv variable.
- VarDecl *ActOnOpenMPDeclareReductionInitializerStart(Scope *S, Decl *D);
- /// Finish current declare reduction construct initializer.
- void ActOnOpenMPDeclareReductionInitializerEnd(Decl *D, Expr *Initializer,
- VarDecl *OmpPrivParm);
- /// Called at the end of '#pragma omp declare reduction'.
- DeclGroupPtrTy ActOnOpenMPDeclareReductionDirectiveEnd(
- Scope *S, DeclGroupPtrTy DeclReductions, bool IsValid);
-
- /// Check variable declaration in 'omp declare mapper' construct.
- TypeResult ActOnOpenMPDeclareMapperVarDecl(Scope *S, Declarator &D);
- /// Check if the specified type is allowed to be used in 'omp declare
- /// mapper' construct.
- QualType ActOnOpenMPDeclareMapperType(SourceLocation TyLoc,
- TypeResult ParsedType);
- /// Called on start of '#pragma omp declare mapper'.
- DeclGroupPtrTy ActOnOpenMPDeclareMapperDirective(
- Scope *S, DeclContext *DC, Declara...
[truncated]
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I intentionally split formatting changes into a separate commit if reviewers want to look at changes without formatting noise. If, given the volume of changes here, there is an appetite to remove |
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This patch moves OpenMP-related entities out of
Semato a newly createdSemaOpenMPclass. This is a part of the effort to splitSemaup, and follows the recent example of CUDA, OpenACC, SYCL, HLSL. Additional context can be found in #82217, #84184, #87634.