tianshilei1992 updated this revision to Diff 395208.
tianshilei1992 added a comment.
remove unexpected change
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D115561/new/
https://reviews.llvm.org/D115561
Files:
clang/include/clang/AST/OpenMPClause.h
clang/include/clang/AST/RecursiveASTVisitor.h
clang/include/clang/Basic/DiagnosticSemaKinds.td
clang/include/clang/Sema/Sema.h
clang/lib/AST/OpenMPClause.cpp
clang/lib/AST/StmtProfile.cpp
clang/lib/Basic/OpenMPKinds.cpp
clang/lib/CodeGen/CGStmtOpenMP.cpp
clang/lib/Parse/ParseOpenMP.cpp
clang/lib/Sema/SemaOpenMP.cpp
clang/lib/Sema/TreeTransform.h
clang/lib/Serialization/ASTReader.cpp
clang/lib/Serialization/ASTWriter.cpp
clang/test/OpenMP/atomic_messages.cpp
clang/tools/libclang/CIndex.cpp
flang/lib/Semantics/check-omp-structure.cpp
llvm/include/llvm/Frontend/OpenMP/OMP.td
Index: llvm/include/llvm/Frontend/OpenMP/OMP.td
===================================================================
--- llvm/include/llvm/Frontend/OpenMP/OMP.td
+++ llvm/include/llvm/Frontend/OpenMP/OMP.td
@@ -180,6 +180,7 @@
def OMPC_Write : Clause<"write"> { let clangClass = "OMPWriteClause"; }
def OMPC_Update : Clause<"update"> { let clangClass = "OMPUpdateClause"; }
def OMPC_Capture : Clause<"capture"> { let clangClass = "OMPCaptureClause"; }
+def OMPC_Compare : Clause<"compare"> { let clangClass = "OMPCompareClause"; }
def OMPC_SeqCst : Clause<"seq_cst"> { let clangClass = "OMPSeqCstClause"; }
def OMPC_AcqRel : Clause<"acq_rel"> { let clangClass = "OMPAcqRelClause"; }
def OMPC_Acquire : Clause<"acquire"> { let clangClass = "OMPAcquireClause"; }
@@ -536,6 +537,7 @@
VersionedClause<OMPC_Write>,
VersionedClause<OMPC_Update>,
VersionedClause<OMPC_Capture>,
+ VersionedClause<OMPC_Compare, 51>
];
let allowedOnceClauses = [
VersionedClause<OMPC_SeqCst>,
Index: flang/lib/Semantics/check-omp-structure.cpp
===================================================================
--- flang/lib/Semantics/check-omp-structure.cpp
+++ flang/lib/Semantics/check-omp-structure.cpp
@@ -1482,6 +1482,7 @@
CHECK_SIMPLE_CLAUSE(MemoryOrder, OMPC_memory_order)
CHECK_SIMPLE_CLAUSE(Bind, OMPC_bind)
CHECK_SIMPLE_CLAUSE(Align, OMPC_align)
+CHECK_SIMPLE_CLAUSE(Compare, OMPC_compare)
CHECK_REQ_SCALAR_INT_CLAUSE(Grainsize, OMPC_grainsize)
CHECK_REQ_SCALAR_INT_CLAUSE(NumTasks, OMPC_num_tasks)
Index: clang/tools/libclang/CIndex.cpp
===================================================================
--- clang/tools/libclang/CIndex.cpp
+++ clang/tools/libclang/CIndex.cpp
@@ -2273,6 +2273,8 @@
void OMPClauseEnqueue::VisitOMPCaptureClause(const OMPCaptureClause *) {}
+void OMPClauseEnqueue::VisitOMPCompareClause(const OMPCompareClause *) {}
+
void OMPClauseEnqueue::VisitOMPSeqCstClause(const OMPSeqCstClause *) {}
void OMPClauseEnqueue::VisitOMPAcqRelClause(const OMPAcqRelClause *) {}
Index: clang/test/OpenMP/atomic_messages.cpp
===================================================================
--- clang/test/OpenMP/atomic_messages.cpp
+++ clang/test/OpenMP/atomic_messages.cpp
@@ -896,19 +896,19 @@
template <class T>
T mixed() {
T a, b = T();
-// expected-error@+2 2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update' or 'capture' clause}}
+// expected-error@+2 2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update', 'capture', or 'compare' clause}}
// expected-note@+1 2 {{'read' clause used here}}
#pragma omp atomic read write
a = b;
-// expected-error@+2 2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update' or 'capture' clause}}
+// expected-error@+2 2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update', 'capture', or 'compare' clause}}
// expected-note@+1 2 {{'write' clause used here}}
#pragma omp atomic write read
a = b;
-// expected-error@+2 2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update' or 'capture' clause}}
+// expected-error@+2 2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update', 'capture', or 'compare' clause}}
// expected-note@+1 2 {{'update' clause used here}}
#pragma omp atomic update read
a += b;
-// expected-error@+2 2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update' or 'capture' clause}}
+// expected-error@+2 2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update', 'capture', or 'compare' clause}}
// expected-note@+1 2 {{'capture' clause used here}}
#pragma omp atomic capture read
a = ++b;
@@ -917,19 +917,19 @@
int mixed() {
int a, b = 0;
-// expected-error@+2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update' or 'capture' clause}}
+// expected-error@+2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update', 'capture', or 'compare' clause}}
// expected-note@+1 {{'read' clause used here}}
#pragma omp atomic read write
a = b;
-// expected-error@+2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update' or 'capture' clause}}
+// expected-error@+2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update', 'capture', or 'compare' clause}}
// expected-note@+1 {{'write' clause used here}}
#pragma omp atomic write read
a = b;
-// expected-error@+2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update' or 'capture' clause}}
+// expected-error@+2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update', 'capture', or 'compare' clause}}
// expected-note@+1 {{'write' clause used here}}
#pragma omp atomic write update
a = b;
-// expected-error@+2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update' or 'capture' clause}}
+// expected-error@+2 {{directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update', 'capture', or 'compare' clause}}
// expected-note@+1 {{'write' clause used here}}
#pragma omp atomic write capture
a = b;
Index: clang/lib/Serialization/ASTWriter.cpp
===================================================================
--- clang/lib/Serialization/ASTWriter.cpp
+++ clang/lib/Serialization/ASTWriter.cpp
@@ -6248,6 +6248,8 @@
void OMPClauseWriter::VisitOMPCaptureClause(OMPCaptureClause *) {}
+void OMPClauseWriter::VisitOMPCompareClause(OMPCompareClause *) {}
+
void OMPClauseWriter::VisitOMPSeqCstClause(OMPSeqCstClause *) {}
void OMPClauseWriter::VisitOMPAcqRelClause(OMPAcqRelClause *) {}
Index: clang/lib/Serialization/ASTReader.cpp
===================================================================
--- clang/lib/Serialization/ASTReader.cpp
+++ clang/lib/Serialization/ASTReader.cpp
@@ -11761,6 +11761,9 @@
case llvm::omp::OMPC_capture:
C = new (Context) OMPCaptureClause();
break;
+ case llvm::omp::OMPC_compare:
+ C = new (Context) OMPCompareClause();
+ break;
case llvm::omp::OMPC_seq_cst:
C = new (Context) OMPSeqCstClause();
break;
@@ -12119,6 +12122,8 @@
void OMPClauseReader::VisitOMPCaptureClause(OMPCaptureClause *) {}
+void OMPClauseReader::VisitOMPCompareClause(OMPCompareClause *) {}
+
void OMPClauseReader::VisitOMPSeqCstClause(OMPSeqCstClause *) {}
void OMPClauseReader::VisitOMPAcqRelClause(OMPAcqRelClause *) {}
Index: clang/lib/Sema/TreeTransform.h
===================================================================
--- clang/lib/Sema/TreeTransform.h
+++ clang/lib/Sema/TreeTransform.h
@@ -9429,6 +9429,13 @@
return C;
}
+template <typename Derived>
+OMPClause *
+TreeTransform<Derived>::TransformOMPCompareClause(OMPCompareClause *C) {
+ // No need to rebuild this clause, no template-dependent parameters.
+ return C;
+}
+
template <typename Derived>
OMPClause *
TreeTransform<Derived>::TransformOMPSeqCstClause(OMPSeqCstClause *C) {
Index: clang/lib/Sema/SemaOpenMP.cpp
===================================================================
--- clang/lib/Sema/SemaOpenMP.cpp
+++ clang/lib/Sema/SemaOpenMP.cpp
@@ -6356,6 +6356,7 @@
case OMPC_write:
case OMPC_update:
case OMPC_capture:
+ case OMPC_compare:
case OMPC_seq_cst:
case OMPC_acq_rel:
case OMPC_acquire:
@@ -10941,7 +10942,8 @@
case OMPC_read:
case OMPC_write:
case OMPC_update:
- case OMPC_capture: {
+ case OMPC_capture:
+ case OMPC_compare: {
if (AtomicKind != OMPC_unknown) {
Diag(C->getBeginLoc(), diag::err_omp_atomic_several_clauses)
<< SourceRange(C->getBeginLoc(), C->getEndLoc());
@@ -11385,15 +11387,19 @@
SourceRange(Body->getBeginLoc(), Body->getBeginLoc());
ErrorFound = NotACompoundStatement;
}
- if (ErrorFound != NoError) {
- Diag(ErrorLoc, diag::err_omp_atomic_capture_not_compound_statement)
- << ErrorRange;
- Diag(NoteLoc, diag::note_omp_atomic_capture) << ErrorFound << NoteRange;
- return StmtError();
- }
- if (CurContext->isDependentContext())
- UE = V = E = X = nullptr;
}
+ if (ErrorFound != NoError) {
+ Diag(ErrorLoc, diag::err_omp_atomic_capture_not_compound_statement)
+ << ErrorRange;
+ Diag(NoteLoc, diag::note_omp_atomic_capture) << ErrorFound << NoteRange;
+ return StmtError();
+ }
+ if (CurContext->isDependentContext())
+ UE = V = E = X = nullptr;
+ } else if (AtomicKind == OMPC_compare) {
+ // TODO: For now we just return error
+ Diag(Body->getBeginLoc(), diag::err_omp_atomic_compare);
+ return StmtError();
}
setFunctionHasBranchProtectedScope();
@@ -13474,6 +13480,7 @@
case OMPC_write:
case OMPC_update:
case OMPC_capture:
+ case OMPC_compare:
case OMPC_seq_cst:
case OMPC_acq_rel:
case OMPC_acquire:
@@ -14305,6 +14312,7 @@
case OMPC_write:
case OMPC_update:
case OMPC_capture:
+ case OMPC_compare:
case OMPC_seq_cst:
case OMPC_acq_rel:
case OMPC_acquire:
@@ -14766,6 +14774,7 @@
case OMPC_read:
case OMPC_write:
case OMPC_capture:
+ case OMPC_compare:
case OMPC_seq_cst:
case OMPC_acq_rel:
case OMPC_acquire:
@@ -15071,6 +15080,7 @@
case OMPC_write:
case OMPC_update:
case OMPC_capture:
+ case OMPC_compare:
case OMPC_seq_cst:
case OMPC_acq_rel:
case OMPC_acquire:
@@ -15259,6 +15269,9 @@
case OMPC_capture:
Res = ActOnOpenMPCaptureClause(StartLoc, EndLoc);
break;
+ case OMPC_compare:
+ Res = ActOnOpenMPCompareClause(StartLoc, EndLoc);
+ break;
case OMPC_seq_cst:
Res = ActOnOpenMPSeqCstClause(StartLoc, EndLoc);
break;
@@ -15405,6 +15418,11 @@
return new (Context) OMPCaptureClause(StartLoc, EndLoc);
}
+OMPClause *Sema::ActOnOpenMPCompareClause(SourceLocation StartLoc,
+ SourceLocation EndLoc) {
+ return new (Context) OMPCompareClause(StartLoc, EndLoc);
+}
+
OMPClause *Sema::ActOnOpenMPSeqCstClause(SourceLocation StartLoc,
SourceLocation EndLoc) {
return new (Context) OMPSeqCstClause(StartLoc, EndLoc);
@@ -15873,6 +15891,7 @@
case OMPC_write:
case OMPC_update:
case OMPC_capture:
+ case OMPC_compare:
case OMPC_seq_cst:
case OMPC_acq_rel:
case OMPC_acquire:
Index: clang/lib/Parse/ParseOpenMP.cpp
===================================================================
--- clang/lib/Parse/ParseOpenMP.cpp
+++ clang/lib/Parse/ParseOpenMP.cpp
@@ -3192,6 +3192,7 @@
case OMPC_read:
case OMPC_write:
case OMPC_capture:
+ case OMPC_compare:
case OMPC_seq_cst:
case OMPC_acq_rel:
case OMPC_acquire:
Index: clang/lib/CodeGen/CGStmtOpenMP.cpp
===================================================================
--- clang/lib/CodeGen/CGStmtOpenMP.cpp
+++ clang/lib/CodeGen/CGStmtOpenMP.cpp
@@ -5918,6 +5918,10 @@
emitOMPAtomicCaptureExpr(CGF, AO, IsPostfixUpdate, V, X, E, UE,
IsXLHSInRHSPart, Loc);
break;
+ case OMPC_compare:
+ llvm_unreachable("atomic compare is not supported yet, and this should "
+ "never be reached.");
+ break;
case OMPC_if:
case OMPC_final:
case OMPC_num_threads:
Index: clang/lib/Basic/OpenMPKinds.cpp
===================================================================
--- clang/lib/Basic/OpenMPKinds.cpp
+++ clang/lib/Basic/OpenMPKinds.cpp
@@ -163,6 +163,7 @@
case OMPC_read:
case OMPC_write:
case OMPC_capture:
+ case OMPC_compare:
case OMPC_seq_cst:
case OMPC_acq_rel:
case OMPC_acquire:
@@ -428,6 +429,7 @@
case OMPC_read:
case OMPC_write:
case OMPC_capture:
+ case OMPC_compare:
case OMPC_seq_cst:
case OMPC_acq_rel:
case OMPC_acquire:
Index: clang/lib/AST/StmtProfile.cpp
===================================================================
--- clang/lib/AST/StmtProfile.cpp
+++ clang/lib/AST/StmtProfile.cpp
@@ -551,6 +551,8 @@
void OMPClauseProfiler::VisitOMPCaptureClause(const OMPCaptureClause *) {}
+void OMPClauseProfiler::VisitOMPCompareClause(const OMPCompareClause *) {}
+
void OMPClauseProfiler::VisitOMPSeqCstClause(const OMPSeqCstClause *) {}
void OMPClauseProfiler::VisitOMPAcqRelClause(const OMPAcqRelClause *) {}
Index: clang/lib/AST/OpenMPClause.cpp
===================================================================
--- clang/lib/AST/OpenMPClause.cpp
+++ clang/lib/AST/OpenMPClause.cpp
@@ -126,6 +126,7 @@
case OMPC_write:
case OMPC_update:
case OMPC_capture:
+ case OMPC_compare:
case OMPC_seq_cst:
case OMPC_acq_rel:
case OMPC_acquire:
@@ -217,6 +218,7 @@
case OMPC_write:
case OMPC_update:
case OMPC_capture:
+ case OMPC_compare:
case OMPC_seq_cst:
case OMPC_acq_rel:
case OMPC_acquire:
@@ -1792,6 +1794,10 @@
OS << "capture";
}
+void OMPClausePrinter::VisitOMPCompareClause(OMPCompareClause *) {
+ OS << "compare";
+}
+
void OMPClausePrinter::VisitOMPSeqCstClause(OMPSeqCstClause *) {
OS << "seq_cst";
}
Index: clang/include/clang/Sema/Sema.h
===================================================================
--- clang/include/clang/Sema/Sema.h
+++ clang/include/clang/Sema/Sema.h
@@ -11190,6 +11190,9 @@
/// Called on well-formed 'capture' clause.
OMPClause *ActOnOpenMPCaptureClause(SourceLocation StartLoc,
SourceLocation EndLoc);
+ /// Called on well-formed 'compare' clause.
+ OMPClause *ActOnOpenMPCompareClause(SourceLocation StartLoc,
+ SourceLocation EndLoc);
/// Called on well-formed 'seq_cst' clause.
OMPClause *ActOnOpenMPSeqCstClause(SourceLocation StartLoc,
SourceLocation EndLoc);
Index: clang/include/clang/Basic/DiagnosticSemaKinds.td
===================================================================
--- clang/include/clang/Basic/DiagnosticSemaKinds.td
+++ clang/include/clang/Basic/DiagnosticSemaKinds.td
@@ -10503,10 +10503,11 @@
" '{v = x; x = x binop expr;}', '{v = x; x = expr binop x;}', '{x = x binop expr; v = x;}', '{x = expr binop x; v = x;}' or '{v = x; x = expr;}',"
" '{v = x; x++;}', '{v = x; ++x;}', '{++x; v = x;}', '{x++; v = x;}', '{v = x; x--;}', '{v = x; --x;}', '{--x; v = x;}', '{x--; v = x;}'"
" where x is an lvalue expression with scalar type">;
+def err_omp_atomic_compare : Error<"atomic compare is not supported for now">;
def note_omp_atomic_capture: Note<
"%select{expected assignment expression|expected compound statement|expected exactly two expression statements|expected in right hand side of the first expression}0">;
def err_omp_atomic_several_clauses : Error<
- "directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update' or 'capture' clause">;
+ "directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update', 'capture', or 'compare' clause">;
def err_omp_several_mem_order_clauses : Error<
"directive '#pragma omp %0' cannot contain more than one %select{'seq_cst', 'relaxed', |}1'acq_rel', 'acquire' or 'release' clause">;
def err_omp_atomic_incompatible_mem_order_clause : Error<
Index: clang/include/clang/AST/RecursiveASTVisitor.h
===================================================================
--- clang/include/clang/AST/RecursiveASTVisitor.h
+++ clang/include/clang/AST/RecursiveASTVisitor.h
@@ -3226,6 +3226,11 @@
return true;
}
+template <typename Derived>
+bool RecursiveASTVisitor<Derived>::VisitOMPCompareClause(OMPCompareClause *) {
+ return true;
+}
+
template <typename Derived>
bool RecursiveASTVisitor<Derived>::VisitOMPSeqCstClause(OMPSeqCstClause *) {
return true;
Index: clang/include/clang/AST/OpenMPClause.h
===================================================================
--- clang/include/clang/AST/OpenMPClause.h
+++ clang/include/clang/AST/OpenMPClause.h
@@ -2224,6 +2224,47 @@
}
};
+/// This represents 'compare' clause in the '#pragma omp atomic'
+/// directive.
+///
+/// \code
+/// #pragma omp atomic compare
+/// \endcode
+/// In this example directive '#pragma omp atomic' has 'compare' clause.
+class OMPCompareClause : public OMPClause {
+public:
+ /// Build 'compare' clause.
+ ///
+ /// \param StartLoc Starting location of the clause.
+ /// \param EndLoc Ending location of the clause.
+ OMPCompareClause(SourceLocation StartLoc, SourceLocation EndLoc)
+ : OMPClause(llvm::omp::OMPC_compare, StartLoc, EndLoc) {}
+
+ /// Build an empty clause.
+ OMPCompareClause()
+ : OMPClause(llvm::omp::OMPC_compare, SourceLocation(), SourceLocation()) {
+ }
+
+ child_range children() {
+ return child_range(child_iterator(), child_iterator());
+ }
+
+ const_child_range children() const {
+ return const_child_range(const_child_iterator(), const_child_iterator());
+ }
+
+ child_range used_children() {
+ return child_range(child_iterator(), child_iterator());
+ }
+ const_child_range used_children() const {
+ return const_child_range(const_child_iterator(), const_child_iterator());
+ }
+
+ static bool classof(const OMPClause *T) {
+ return T->getClauseKind() == llvm::omp::OMPC_compare;
+ }
+};
+
/// This represents 'seq_cst' clause in the '#pragma omp atomic'
/// directive.
///
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