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authorAlexey Bataev <a.bataev@hotmail.com>2018-08-13 14:42:18 +0000
committerAlexey Bataev <a.bataev@hotmail.com>2018-08-13 14:42:18 +0000
commit73982ed93f765085a5c4a2e587b439fd7e1cde0c (patch)
treef0877bb163a88ef215a26f96da657cfd35a5c92c
parent27f02e1860ad4a2651b3e9d59fd85dbc85a7bdd3 (diff)
Revert "[OPENMP] Fix emission of the loop doacross constructs."
This reverts commit r339568 because of the problems with the buildbots. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@339574 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--include/clang/AST/OpenMPClause.h96
-rw-r--r--lib/AST/OpenMPClause.cpp123
-rw-r--r--lib/CodeGen/CGOpenMPRuntime.cpp92
-rw-r--r--lib/CodeGen/CGOpenMPRuntime.h8
-rw-r--r--lib/CodeGen/CGStmtOpenMP.cpp16
-rw-r--r--lib/Sema/SemaOpenMP.cpp263
-rw-r--r--lib/Serialization/ASTReaderStmt.cpp12
-rw-r--r--lib/Serialization/ASTWriterStmt.cpp9
-rw-r--r--test/OpenMP/ordered_doacross_codegen.c28
-rw-r--r--test/OpenMP/ordered_doacross_codegen.cpp107
-rw-r--r--test/OpenMP/parallel_for_simd_ast_print.cpp2
11 files changed, 216 insertions, 540 deletions
diff --git a/include/clang/AST/OpenMPClause.h b/include/clang/AST/OpenMPClause.h
index 94de98ab91..302853ba8c 100644
--- a/include/clang/AST/OpenMPClause.h
+++ b/include/clang/AST/OpenMPClause.h
@@ -930,11 +930,8 @@ public:
/// \endcode
/// In this example directive '#pragma omp for' has 'ordered' clause with
/// parameter 2.
-class OMPOrderedClause final
- : public OMPClause,
- private llvm::TrailingObjects<OMPOrderedClause, Expr *> {
+class OMPOrderedClause : public OMPClause {
friend class OMPClauseReader;
- friend TrailingObjects;
/// Location of '('.
SourceLocation LParenLoc;
@@ -942,26 +939,6 @@ class OMPOrderedClause final
/// Number of for-loops.
Stmt *NumForLoops = nullptr;
- /// Real number of loops.
- unsigned NumberOfLoops = 0;
-
- /// Build 'ordered' clause.
- ///
- /// \param Num Expression, possibly associated with this clause.
- /// \param NumLoops Number of loops, associated with this clause.
- /// \param StartLoc Starting location of the clause.
- /// \param LParenLoc Location of '('.
- /// \param EndLoc Ending location of the clause.
- OMPOrderedClause(Expr *Num, unsigned NumLoops, SourceLocation StartLoc,
- SourceLocation LParenLoc, SourceLocation EndLoc)
- : OMPClause(OMPC_ordered, StartLoc, EndLoc), LParenLoc(LParenLoc),
- NumForLoops(Num), NumberOfLoops(NumLoops) {}
-
- /// Build an empty clause.
- explicit OMPOrderedClause(unsigned NumLoops)
- : OMPClause(OMPC_ordered, SourceLocation(), SourceLocation()),
- NumberOfLoops(NumLoops) {}
-
/// Set the number of associated for-loops.
void setNumForLoops(Expr *Num) { NumForLoops = Num; }
@@ -969,17 +946,17 @@ public:
/// Build 'ordered' clause.
///
/// \param Num Expression, possibly associated with this clause.
- /// \param NumLoops Number of loops, associated with this clause.
/// \param StartLoc Starting location of the clause.
/// \param LParenLoc Location of '('.
/// \param EndLoc Ending location of the clause.
- static OMPOrderedClause *Create(const ASTContext &C, Expr *Num,
- unsigned NumLoops, SourceLocation StartLoc,
- SourceLocation LParenLoc,
- SourceLocation EndLoc);
+ OMPOrderedClause(Expr *Num, SourceLocation StartLoc,
+ SourceLocation LParenLoc, SourceLocation EndLoc)
+ : OMPClause(OMPC_ordered, StartLoc, EndLoc), LParenLoc(LParenLoc),
+ NumForLoops(Num) {}
/// Build an empty clause.
- static OMPOrderedClause* CreateEmpty(const ASTContext &C, unsigned NumLoops);
+ explicit OMPOrderedClause()
+ : OMPClause(OMPC_ordered, SourceLocation(), SourceLocation()) {}
/// Sets the location of '('.
void setLParenLoc(SourceLocation Loc) { LParenLoc = Loc; }
@@ -990,17 +967,6 @@ public:
/// Return the number of associated for-loops.
Expr *getNumForLoops() const { return cast_or_null<Expr>(NumForLoops); }
- /// Set number of iterations for the specified loop.
- void setLoopNumIterations(unsigned NumLoop, Expr *NumIterations);
- /// Get number of iterations for all the loops.
- ArrayRef<Expr *> getLoopNumIterations() const;
-
- /// Set loop counter for the specified loop.
- void setLoopCounter(unsigned NumLoop, Expr *Counter);
- /// Get loops counter for the specified loop.
- Expr *getLoopCunter(unsigned NumLoop);
- const Expr *getLoopCunter(unsigned NumLoop) const;
-
child_range children() { return child_range(&NumForLoops, &NumForLoops + 1); }
static bool classof(const OMPClause *T) {
@@ -3129,32 +3095,24 @@ class OMPDependClause final
/// Colon location.
SourceLocation ColonLoc;
- /// Number of loops, associated with the depend clause.
- unsigned NumLoops = 0;
-
/// Build clause with number of variables \a N.
///
/// \param StartLoc Starting location of the clause.
/// \param LParenLoc Location of '('.
/// \param EndLoc Ending location of the clause.
/// \param N Number of the variables in the clause.
- /// \param NumLoops Number of loops that is associated with this depend
- /// clause.
OMPDependClause(SourceLocation StartLoc, SourceLocation LParenLoc,
- SourceLocation EndLoc, unsigned N, unsigned NumLoops)
+ SourceLocation EndLoc, unsigned N)
: OMPVarListClause<OMPDependClause>(OMPC_depend, StartLoc, LParenLoc,
- EndLoc, N), NumLoops(NumLoops) {}
+ EndLoc, N) {}
/// Build an empty clause.
///
/// \param N Number of variables.
- /// \param NumLoops Number of loops that is associated with this depend
- /// clause.
- explicit OMPDependClause(unsigned N, unsigned NumLoops)
+ explicit OMPDependClause(unsigned N)
: OMPVarListClause<OMPDependClause>(OMPC_depend, SourceLocation(),
SourceLocation(), SourceLocation(),
- N),
- NumLoops(NumLoops) {}
+ N) {}
/// Set dependency kind.
void setDependencyKind(OpenMPDependClauseKind K) { DepKind = K; }
@@ -3176,23 +3134,16 @@ public:
/// \param DepLoc Location of the dependency type.
/// \param ColonLoc Colon location.
/// \param VL List of references to the variables.
- /// \param NumLoops Number of loops that is associated with this depend
- /// clause.
- static OMPDependClause *Create(const ASTContext &C, SourceLocation StartLoc,
- SourceLocation LParenLoc,
- SourceLocation EndLoc,
- OpenMPDependClauseKind DepKind,
- SourceLocation DepLoc, SourceLocation ColonLoc,
- ArrayRef<Expr *> VL, unsigned NumLoops);
+ static OMPDependClause *
+ Create(const ASTContext &C, SourceLocation StartLoc, SourceLocation LParenLoc,
+ SourceLocation EndLoc, OpenMPDependClauseKind DepKind,
+ SourceLocation DepLoc, SourceLocation ColonLoc, ArrayRef<Expr *> VL);
/// Creates an empty clause with \a N variables.
///
/// \param C AST context.
/// \param N The number of variables.
- /// \param NumLoops Number of loops that is associated with this depend
- /// clause.
- static OMPDependClause *CreateEmpty(const ASTContext &C, unsigned N,
- unsigned NumLoops);
+ static OMPDependClause *CreateEmpty(const ASTContext &C, unsigned N);
/// Get dependency type.
OpenMPDependClauseKind getDependencyKind() const { return DepKind; }
@@ -3203,16 +3154,15 @@ public:
/// Get colon location.
SourceLocation getColonLoc() const { return ColonLoc; }
- /// Get number of loops associated with the clause.
- unsigned getNumLoops() const { return NumLoops; }
+ /// Set the loop counter value for the depend clauses with 'sink|source' kind
+ /// of dependency. Required for codegen.
+ void setCounterValue(Expr *V);
- /// Set the loop data for the depend clauses with 'sink|source' kind of
- /// dependency.
- void setLoopData(unsigned NumLoop, Expr *Cnt);
+ /// Get the loop counter value.
+ Expr *getCounterValue();
- /// Get the loop data.
- Expr *getLoopData(unsigned NumLoop);
- const Expr *getLoopData(unsigned NumLoop) const;
+ /// Get the loop counter value.
+ const Expr *getCounterValue() const;
child_range children() {
return child_range(reinterpret_cast<Stmt **>(varlist_begin()),
diff --git a/lib/AST/OpenMPClause.cpp b/lib/AST/OpenMPClause.cpp
index 32be4df9bf..50729264bf 100644
--- a/lib/AST/OpenMPClause.cpp
+++ b/lib/AST/OpenMPClause.cpp
@@ -181,53 +181,6 @@ const OMPClauseWithPostUpdate *OMPClauseWithPostUpdate::get(const OMPClause *C)
return nullptr;
}
-OMPOrderedClause *OMPOrderedClause::Create(const ASTContext &C, Expr *Num,
- unsigned NumLoops,
- SourceLocation StartLoc,
- SourceLocation LParenLoc,
- SourceLocation EndLoc) {
- void *Mem = C.Allocate(totalSizeToAlloc<Expr *>(2 * NumLoops));
- auto *Clause =
- new (Mem) OMPOrderedClause(Num, NumLoops, StartLoc, LParenLoc, EndLoc);
- for (unsigned I = 0; I < NumLoops; ++I) {
- Clause->setLoopNumIterations(I, nullptr);
- Clause->setLoopCounter(I, nullptr);
- }
- return Clause;
-}
-
-OMPOrderedClause *OMPOrderedClause::CreateEmpty(const ASTContext &C,
- unsigned NumLoops) {
- void *Mem = C.Allocate(totalSizeToAlloc<Expr *>(2 * NumLoops));
- auto *Clause = new (Mem) OMPOrderedClause(NumLoops);
- for (unsigned I = 0; I < NumLoops; ++I) {
- Clause->setLoopNumIterations(I, nullptr);
- Clause->setLoopCounter(I, nullptr);
- }
- return Clause;
-}
-
-void OMPOrderedClause::setLoopNumIterations(unsigned NumLoop,
- Expr *NumIterations) {
- getTrailingObjects<Expr *>()[NumLoop] = NumIterations;
-}
-
-ArrayRef<Expr *> OMPOrderedClause::getLoopNumIterations() const {
- return llvm::makeArrayRef(getTrailingObjects<Expr *>(), NumberOfLoops);
-}
-
-void OMPOrderedClause::setLoopCounter(unsigned NumLoop, Expr *Counter) {
- getTrailingObjects<Expr *>()[NumberOfLoops + NumLoop] = Counter;
-}
-
-Expr *OMPOrderedClause::getLoopCunter(unsigned NumLoop) {
- return getTrailingObjects<Expr *>()[NumberOfLoops + NumLoop];
-}
-
-const Expr *OMPOrderedClause::getLoopCunter(unsigned NumLoop) const {
- return getTrailingObjects<Expr *>()[NumberOfLoops + NumLoop];
-}
-
void OMPPrivateClause::setPrivateCopies(ArrayRef<Expr *> VL) {
assert(VL.size() == varlist_size() &&
"Number of private copies is not the same as the preallocated buffer");
@@ -700,58 +653,44 @@ OMPFlushClause *OMPFlushClause::CreateEmpty(const ASTContext &C, unsigned N) {
return new (Mem) OMPFlushClause(N);
}
-OMPDependClause *
-OMPDependClause::Create(const ASTContext &C, SourceLocation StartLoc,
- SourceLocation LParenLoc, SourceLocation EndLoc,
- OpenMPDependClauseKind DepKind, SourceLocation DepLoc,
- SourceLocation ColonLoc, ArrayRef<Expr *> VL,
- unsigned NumLoops) {
- void *Mem = C.Allocate(totalSizeToAlloc<Expr *>(VL.size() + NumLoops));
- OMPDependClause *Clause = new (Mem)
- OMPDependClause(StartLoc, LParenLoc, EndLoc, VL.size(), NumLoops);
+OMPDependClause *OMPDependClause::Create(
+ const ASTContext &C, SourceLocation StartLoc, SourceLocation LParenLoc,
+ SourceLocation EndLoc, OpenMPDependClauseKind DepKind,
+ SourceLocation DepLoc, SourceLocation ColonLoc, ArrayRef<Expr *> VL) {
+ void *Mem = C.Allocate(totalSizeToAlloc<Expr *>(VL.size() + 1));
+ OMPDependClause *Clause =
+ new (Mem) OMPDependClause(StartLoc, LParenLoc, EndLoc, VL.size());
Clause->setVarRefs(VL);
Clause->setDependencyKind(DepKind);
Clause->setDependencyLoc(DepLoc);
Clause->setColonLoc(ColonLoc);
- for (unsigned I = 0 ; I < NumLoops; ++I)
- Clause->setLoopData(I, nullptr);
+ Clause->setCounterValue(nullptr);
return Clause;
}
-OMPDependClause *OMPDependClause::CreateEmpty(const ASTContext &C, unsigned N,
- unsigned NumLoops) {
- void *Mem = C.Allocate(totalSizeToAlloc<Expr *>(N + NumLoops));
- return new (Mem) OMPDependClause(N, NumLoops);
-}
-
-void OMPDependClause::setLoopData(unsigned int NumLoop, Expr *Cnt) {
- assert((getDependencyKind() == OMPC_DEPEND_sink ||
- getDependencyKind() == OMPC_DEPEND_source) &&
- NumLoop < NumLoops &&
- "Expected sink or source depend + loop index must be less number of "
- "loops.");
- auto It = std::next(getVarRefs().end(), NumLoop);
- *It = Cnt;
-}
-
-Expr *OMPDependClause::getLoopData(unsigned NumLoop) {
- assert((getDependencyKind() == OMPC_DEPEND_sink ||
- getDependencyKind() == OMPC_DEPEND_source) &&
- NumLoop < NumLoops &&
- "Expected sink or source depend + loop index must be less number of "
- "loops.");
- auto It = std::next(getVarRefs().end(), NumLoop);
- return *It;
-}
-
-const Expr *OMPDependClause::getLoopData(unsigned NumLoop) const {
- assert((getDependencyKind() == OMPC_DEPEND_sink ||
- getDependencyKind() == OMPC_DEPEND_source) &&
- NumLoop < NumLoops &&
- "Expected sink or source depend + loop index must be less number of "
- "loops.");
- auto It = std::next(getVarRefs().end(), NumLoop);
- return *It;
+OMPDependClause *OMPDependClause::CreateEmpty(const ASTContext &C, unsigned N) {
+ void *Mem = C.Allocate(totalSizeToAlloc<Expr *>(N + 1));
+ return new (Mem) OMPDependClause(N);
+}
+
+void OMPDependClause::setCounterValue(Expr *V) {
+ assert(getDependencyKind() == OMPC_DEPEND_sink ||
+ getDependencyKind() == OMPC_DEPEND_source || V == nullptr);
+ *getVarRefs().end() = V;
+}
+
+const Expr *OMPDependClause::getCounterValue() const {
+ auto *V = *getVarRefs().end();
+ assert(getDependencyKind() == OMPC_DEPEND_sink ||
+ getDependencyKind() == OMPC_DEPEND_source || V == nullptr);
+ return V;
+}
+
+Expr *OMPDependClause::getCounterValue() {
+ auto *V = *getVarRefs().end();
+ assert(getDependencyKind() == OMPC_DEPEND_sink ||
+ getDependencyKind() == OMPC_DEPEND_source || V == nullptr);
+ return V;
}
unsigned OMPClauseMappableExprCommon::getComponentsTotalNumber(
diff --git a/lib/CodeGen/CGOpenMPRuntime.cpp b/lib/CodeGen/CGOpenMPRuntime.cpp
index 0393c4a382..09087baf2c 100644
--- a/lib/CodeGen/CGOpenMPRuntime.cpp
+++ b/lib/CodeGen/CGOpenMPRuntime.cpp
@@ -8811,8 +8811,7 @@ public:
} // namespace
void CGOpenMPRuntime::emitDoacrossInit(CodeGenFunction &CGF,
- const OMPLoopDirective &D,
- ArrayRef<Expr *> NumIterations) {
+ const OMPLoopDirective &D) {
if (!CGF.HaveInsertPoint())
return;
@@ -8835,45 +8834,32 @@ void CGOpenMPRuntime::emitDoacrossInit(CodeGenFunction &CGF,
} else {
RD = cast<RecordDecl>(KmpDimTy->getAsTagDecl());
}
- llvm::APInt Size(/*numBits=*/32, NumIterations.size());
- QualType ArrayTy =
- C.getConstantArrayType(KmpDimTy, Size, ArrayType::Normal, 0);
- Address DimsAddr = CGF.CreateMemTemp(ArrayTy, "dims");
- CGF.EmitNullInitialization(DimsAddr, ArrayTy);
+ Address DimsAddr = CGF.CreateMemTemp(KmpDimTy, "dims");
+ CGF.EmitNullInitialization(DimsAddr, KmpDimTy);
enum { LowerFD = 0, UpperFD, StrideFD };
// Fill dims with data.
- for (unsigned I = 0, E = NumIterations.size(); I < E; ++I) {
- LValue DimsLVal =
- CGF.MakeAddrLValue(CGF.Builder.CreateConstArrayGEP(
- DimsAddr, I, C.getTypeSizeInChars(KmpDimTy)),
- KmpDimTy);
- // dims.upper = num_iterations;
- LValue UpperLVal = CGF.EmitLValueForField(
- DimsLVal, *std::next(RD->field_begin(), UpperFD));
- llvm::Value *NumIterVal =
- CGF.EmitScalarConversion(CGF.EmitScalarExpr(NumIterations[I]),
- D.getNumIterations()->getType(), Int64Ty,
- D.getNumIterations()->getExprLoc());
- CGF.EmitStoreOfScalar(NumIterVal, UpperLVal);
- // dims.stride = 1;
- LValue StrideLVal = CGF.EmitLValueForField(
- DimsLVal, *std::next(RD->field_begin(), StrideFD));
- CGF.EmitStoreOfScalar(llvm::ConstantInt::getSigned(CGM.Int64Ty, /*V=*/1),
- StrideLVal);
- }
+ LValue DimsLVal = CGF.MakeAddrLValue(DimsAddr, KmpDimTy);
+ // dims.upper = num_iterations;
+ LValue UpperLVal =
+ CGF.EmitLValueForField(DimsLVal, *std::next(RD->field_begin(), UpperFD));
+ llvm::Value *NumIterVal = CGF.EmitScalarConversion(
+ CGF.EmitScalarExpr(D.getNumIterations()), D.getNumIterations()->getType(),
+ Int64Ty, D.getNumIterations()->getExprLoc());
+ CGF.EmitStoreOfScalar(NumIterVal, UpperLVal);
+ // dims.stride = 1;
+ LValue StrideLVal =
+ CGF.EmitLValueForField(DimsLVal, *std::next(RD->field_begin(), StrideFD));
+ CGF.EmitStoreOfScalar(llvm::ConstantInt::getSigned(CGM.Int64Ty, /*V=*/1),
+ StrideLVal);
// Build call void __kmpc_doacross_init(ident_t *loc, kmp_int32 gtid,
// kmp_int32 num_dims, struct kmp_dim * dims);
- llvm::Value *Args[] = {
- emitUpdateLocation(CGF, D.getBeginLoc()),
- getThreadID(CGF, D.getBeginLoc()),
- llvm::ConstantInt::getSigned(CGM.Int32Ty, NumIterations.size()),
- CGF.Builder.CreatePointerBitCastOrAddrSpaceCast(
- CGF.Builder
- .CreateConstArrayGEP(DimsAddr, 0, C.getTypeSizeInChars(KmpDimTy))
- .getPointer(),
- CGM.VoidPtrTy)};
+ llvm::Value *Args[] = {emitUpdateLocation(CGF, D.getBeginLoc()),
+ getThreadID(CGF, D.getBeginLoc()),
+ llvm::ConstantInt::getSigned(CGM.Int32Ty, 1),
+ CGF.Builder.CreatePointerBitCastOrAddrSpaceCast(
+ DimsAddr.getPointer(), CGM.VoidPtrTy)};
llvm::Value *RTLFn = createRuntimeFunction(OMPRTL__kmpc_doacross_init);
CGF.EmitRuntimeCall(RTLFn, Args);
@@ -8888,29 +8874,16 @@ void CGOpenMPRuntime::emitDoacrossOrdered(CodeGenFunction &CGF,
const OMPDependClause *C) {
QualType Int64Ty =
CGM.getContext().getIntTypeForBitwidth(/*DestWidth=*/64, /*Signed=*/1);
- llvm::APInt Size(/*numBits=*/32, C->getNumLoops());
- QualType ArrayTy = CGM.getContext().getConstantArrayType(
- Int64Ty, Size, ArrayType::Normal, 0);
- Address CntAddr = CGF.CreateMemTemp(ArrayTy, ".cnt.addr");
- for (unsigned I = 0, E = C->getNumLoops(); I < E; ++I) {
- const Expr *CounterVal = C->getLoopData(I);
- assert(CounterVal);
- llvm::Value *CntVal = CGF.EmitScalarConversion(
- CGF.EmitScalarExpr(CounterVal), CounterVal->getType(), Int64Ty,
- CounterVal->getExprLoc());
- CGF.EmitStoreOfScalar(
- CntVal,
- CGF.Builder.CreateConstArrayGEP(
- CntAddr, I, CGM.getContext().getTypeSizeInChars(Int64Ty)),
- /*Volatile=*/false, Int64Ty);
- }
- llvm::Value *Args[] = {
- emitUpdateLocation(CGF, C->getBeginLoc()),
- getThreadID(CGF, C->getBeginLoc()),
- CGF.Builder
- .CreateConstArrayGEP(CntAddr, 0,
- CGM.getContext().getTypeSizeInChars(Int64Ty))
- .getPointer()};
+ const Expr *CounterVal = C->getCounterValue();
+ assert(CounterVal);
+ llvm::Value *CntVal = CGF.EmitScalarConversion(CGF.EmitScalarExpr(CounterVal),
+ CounterVal->getType(), Int64Ty,
+ CounterVal->getExprLoc());
+ Address CntAddr = CGF.CreateMemTemp(Int64Ty, ".cnt.addr");
+ CGF.EmitStoreOfScalar(CntVal, CntAddr, /*Volatile=*/false, Int64Ty);
+ llvm::Value *Args[] = {emitUpdateLocation(CGF, C->getBeginLoc()),
+ getThreadID(CGF, C->getBeginLoc()),
+ CntAddr.getPointer()};
llvm::Value *RTLFn;
if (C->getDependencyKind() == OMPC_DEPEND_source) {
RTLFn = createRuntimeFunction(OMPRTL__kmpc_doacross_post);
@@ -9225,8 +9198,7 @@ void CGOpenMPSIMDRuntime::emitTargetDataStandAloneCall(
}
void CGOpenMPSIMDRuntime::emitDoacrossInit(CodeGenFunction &CGF,
- const OMPLoopDirective &D,
- ArrayRef<Expr *> NumIterations) {
+ const OMPLoopDirective &D) {
llvm_unreachable("Not supported in SIMD-only mode");
}
diff --git a/lib/CodeGen/CGOpenMPRuntime.h b/lib/CodeGen/CGOpenMPRuntime.h
index 46fa774f2a..ed2b56b544 100644
--- a/lib/CodeGen/CGOpenMPRuntime.h
+++ b/lib/CodeGen/CGOpenMPRuntime.h
@@ -1469,8 +1469,8 @@ public:
/// Emit initialization for doacross loop nesting support.
/// \param D Loop-based construct used in doacross nesting construct.
- virtual void emitDoacrossInit(CodeGenFunction &CGF, const OMPLoopDirective &D,
- ArrayRef<Expr *> NumIterations);
+ virtual void emitDoacrossInit(CodeGenFunction &CGF,
+ const OMPLoopDirective &D);
/// Emit code for doacross ordered directive with 'depend' clause.
/// \param C 'depend' clause with 'sink|source' dependency kind.
@@ -2057,8 +2057,8 @@ public:
/// Emit initialization for doacross loop nesting support.
/// \param D Loop-based construct used in doacross nesting construct.
- void emitDoacrossInit(CodeGenFunction &CGF, const OMPLoopDirective &D,
- ArrayRef<Expr *> NumIterations) override;
+ void emitDoacrossInit(CodeGenFunction &CGF,
+ const OMPLoopDirective &D) override;
/// Emit code for doacross ordered directive with 'depend' clause.
/// \param C 'depend' clause with 'sink|source' dependency kind.
diff --git a/lib/CodeGen/CGStmtOpenMP.cpp b/lib/CodeGen/CGStmtOpenMP.cpp
index fd7641413f..f91f337ef1 100644
--- a/lib/CodeGen/CGStmtOpenMP.cpp
+++ b/lib/CodeGen/CGStmtOpenMP.cpp
@@ -2244,7 +2244,7 @@ bool CodeGenFunction::EmitOMPWorksharingLoop(
bool Ordered = false;
if (const auto *OrderedClause = S.getSingleClause<OMPOrderedClause>()) {
if (OrderedClause->getNumForLoops())
- RT.emitDoacrossInit(*this, S, OrderedClause->getLoopNumIterations());
+ RT.emitDoacrossInit(*this, S);
else
Ordered = true;
}
@@ -4942,20 +4942,6 @@ void CodeGenFunction::EmitSimpleOMPExecutableDirective(
CGF.EmitVarDecl(*VD);
}
}
- for (const auto *C : D.getClausesOfKind<OMPOrderedClause>()) {
- if (!C->getNumForLoops())
- continue;
- for (unsigned I = LD->getCollapsedNumber(),
- E = C->getLoopNumIterations().size();
- I < E; ++I) {
- if (const auto *VD = dyn_cast<OMPCapturedExprDecl>(
- cast<DeclRefExpr>(C->getLoopCunter(I))->getDecl())) {
- // Emit only those that were not explicitly referenced in clauses.
- if (!CGF.LocalDeclMap.count(VD))
- CGF.EmitVarDecl(*VD);
- }
- }
- }
}
CGF.EmitStmt(D.getInnermostCapturedStmt()->getCapturedStmt());
}
diff --git a/lib/Sema/SemaOpenMP.cpp b/lib/Sema/SemaOpenMP.cpp
index 342496f9d8..b455d4fb43 100644
--- a/lib/Sema/SemaOpenMP.cpp
+++ b/lib/Sema/SemaOpenMP.cpp
@@ -73,8 +73,6 @@ public:
};
using OperatorOffsetTy =
llvm::SmallVector<std::pair<Expr *, OverloadedOperatorKind>, 4>;
- using DoacrossDependMapTy =
- llvm::DenseMap<OMPDependClause *, OperatorOffsetTy>;
private:
struct DSAInfo {
@@ -99,6 +97,8 @@ private:
llvm::DenseMap<const ValueDecl *, MappedExprComponentTy>;
using CriticalsWithHintsTy =
llvm::StringMap<std::pair<const OMPCriticalDirective *, llvm::APSInt>>;
+ using DoacrossDependMapTy =
+ llvm::DenseMap<OMPDependClause *, OperatorOffsetTy>;
struct ReductionData {
using BOKPtrType = llvm::PointerEmbeddedInt<BinaryOperatorKind, 16>;
SourceRange ReductionRange;
@@ -137,7 +137,7 @@ private:
/// first argument (Expr *) contains optional argument of the
/// 'ordered' clause, the second one is true if the regions has 'ordered'
/// clause, false otherwise.
- llvm::Optional<std::pair<const Expr *, OMPOrderedClause *>> OrderedRegion;
+ llvm::PointerIntPair<const Expr *, 1, bool> OrderedRegion;
bool NowaitRegion = false;
bool CancelRegion = false;
unsigned AssociatedLoops = 1;
@@ -398,42 +398,23 @@ public:
}
/// Marks current region as ordered (it has an 'ordered' clause).
- void setOrderedRegion(bool IsOrdered, const Expr *Param,
- OMPOrderedClause *Clause) {
+ void setOrderedRegion(bool IsOrdered, const Expr *Param) {
assert(!isStackEmpty());
- if (IsOrdered)
- Stack.back().first.back().OrderedRegion.emplace(Param, Clause);
- else
- Stack.back().first.back().OrderedRegion.reset();
- }
- /// Returns true, if region is ordered (has associated 'ordered' clause),
- /// false - otherwise.
- bool isOrderedRegion() const {
- if (isStackEmpty())
- return false;
- return Stack.back().first.rbegin()->OrderedRegion.hasValue();
- }
- /// Returns optional parameter for the ordered region.
- std::pair<const Expr *, OMPOrderedClause *> getOrderedRegionParam() const {
- if (isStackEmpty() ||
- !Stack.back().first.rbegin()->OrderedRegion.hasValue())
- return std::make_pair(nullptr, nullptr);
- return Stack.back().first.rbegin()->OrderedRegion.getValue();
+ Stack.back().first.back().OrderedRegion.setInt(IsOrdered);
+ Stack.back().first.back().OrderedRegion.setPointer(Param);
}
/// Returns true, if parent region is ordered (has associated
/// 'ordered' clause), false - otherwise.
bool isParentOrderedRegion() const {
if (isStackEmpty() || Stack.back().first.size() == 1)
return false;
- return std::next(Stack.back().first.rbegin())->OrderedRegion.hasValue();
+ return std::next(Stack.back().first.rbegin())->OrderedRegion.getInt();
}
/// Returns optional parameter for the ordered region.
- std::pair<const Expr *, OMPOrderedClause *>
- getParentOrderedRegionParam() const {
- if (isStackEmpty() || Stack.back().first.size() == 1 ||
- !std::next(Stack.back().first.rbegin())->OrderedRegion.hasValue())
- return std::make_pair(nullptr, nullptr);
- return std::next(Stack.back().first.rbegin())->OrderedRegion.getValue();
+ const Expr *getParentOrderedRegionParam() const {
+ if (isStackEmpty() || Stack.back().first.size() == 1)
+ return nullptr;
+ return std::next(Stack.back().first.rbegin())->OrderedRegion.getPointer();
}
/// Marks current region as nowait (it has a 'nowait' clause).
void setNowaitRegion(bool IsNowait = true) {
@@ -3764,13 +3745,6 @@ public:
Expr *buildCounterInit() const;
/// Build step of the counter be used for codegen.
Expr *buildCounterStep() const;
- /// Build loop data with counter value for depend clauses in ordered
- /// directives.
- Expr *
- buildOrderedLoopData(Scope *S,
- llvm::MapVector<const Expr *, DeclRefExpr *> &Captures,
- SourceLocation Loc, Expr *Inc = nullptr,
- OverloadedOperatorKind OOK = OO_Amp);
/// Return true if any expression is dependent.
bool dependent() const;
@@ -3935,12 +3909,7 @@ bool OpenMPIterationSpaceChecker::checkAndSetInit(Stmt *S, bool EmitDiags) {
SemaRef.Diag(S->getBeginLoc(),
diag::ext_omp_loop_not_canonical_init)
<< S->getSourceRange();
- return setLCDeclAndLB(
- Var,
- buildDeclRefExpr(SemaRef, Var,
- Var->getType().getNonReferenceType(),
- DS->getBeginLoc()),
- Var->getInit());
+ return setLCDeclAndLB(Var, nullptr, Var->getInit());
}
}
}
@@ -4302,8 +4271,7 @@ Expr *OpenMPIterationSpaceChecker::buildPreCond(
/// Build reference expression to the counter be used for codegen.
DeclRefExpr *OpenMPIterationSpaceChecker::buildCounterVar(
- llvm::MapVector<const Expr *, DeclRefExpr *> &Captures,
- DSAStackTy &DSA) const {
+ llvm::MapVector<const Expr *, DeclRefExpr *> &Captures, DSAStackTy &DSA) const {
auto *VD = dyn_cast<VarDecl>(LCDecl);
if (!VD) {
VD = SemaRef.isOpenMPCapturedDecl(LCDecl);
@@ -4343,62 +4311,6 @@ Expr *OpenMPIterationSpaceChecker::buildCounterInit() const { return LB; }
/// Build step of the counter be used for codegen.
Expr *OpenMPIterationSpaceChecker::buildCounterStep() const { return Step; }
-Expr *OpenMPIterationSpaceChecker::buildOrderedLoopData(
- Scope *S, llvm::MapVector<const Expr *, DeclRefExpr *> &Captures,
- SourceLocation Loc, Expr *Inc, OverloadedOperatorKind OOK) {
- Expr *Cnt = SemaRef.DefaultLvalueConversion(LCRef).get();
- if (!Cnt)
- return nullptr;
- if (Inc) {
- assert((OOK == OO_Plus || OOK == OO_Minus) &&
- "Expected only + or - operations for depend clauses.");
- BinaryOperatorKind BOK = (OOK == OO_Plus) ? BO_Add : BO_Sub;
- Cnt = SemaRef.BuildBinOp(S, Loc, BOK, Cnt, Inc).get();
- if (!Cnt)
- return nullptr;
- }
- ExprResult Diff;
- QualType VarType = LCDecl->getType().getNonReferenceType();
- if (VarType->isIntegerType() || VarType->isPointerType() ||
- SemaRef.getLangOpts().CPlusPlus) {
- // Upper - Lower
- Expr *Upper =
- TestIsLessOp ? Cnt : tryBuildCapture(SemaRef, UB, Captures).get();
- Expr *Lower =
- TestIsLessOp ? tryBuildCapture(SemaRef, LB, Captures).get() : Cnt;
- if (!Upper || !Lower)
- return nullptr;
-
- Diff = SemaRef.BuildBinOp(S, DefaultLoc, BO_Sub, Upper, Lower);
-
- if (!Diff.isUsable() && VarType->getAsCXXRecordDecl()) {
- // BuildBinOp already emitted error, this one is to point user to upper
- // and lower bound, and to tell what is passed to 'operator-'.
- SemaRef.Diag(Upper->getBeginLoc(), diag::err_omp_loop_diff_cxx)
- << Upper->getSourceRange() << Lower->getSourceRange();
- return nullptr;
- }
- }
-
- if (!Diff.isUsable())
- return nullptr;
-
- // Parentheses (for dumping/debugging purposes only).
- Diff = SemaRef.ActOnParenExpr(DefaultLoc, DefaultLoc, Diff.get());
- if (!Diff.isUsable())
- return nullptr;
-
- ExprResult NewStep = tryBuildCapture(SemaRef, Step, Captures);
- if (!NewStep.isUsable())
- return nullptr;
- // (Upper - Lower) / Step
- Diff = SemaRef.BuildBinOp(S, DefaultLoc, BO_Div, Diff.get(), NewStep.get());
- if (!Diff.isUsable())
- return nullptr;
-
- return Diff.get();
-}
-
/// Iteration space of a single for loop.
struct LoopIterationSpace final {
/// Condition of the loop.
@@ -4458,8 +4370,7 @@ void Sema::ActOnOpenMPLoopInitialization(SourceLocation ForLoc, Stmt *Init) {
static bool checkOpenMPIterationSpace(
OpenMPDirectiveKind DKind, Stmt *S, Sema &SemaRef, DSAStackTy &DSA,
unsigned CurrentNestedLoopCount, unsigned NestedLoopCount,
- unsigned TotalNestedLoopCount, Expr *CollapseLoopCountExpr,
- Expr *OrderedLoopCountExpr,
+ Expr *CollapseLoopCountExpr, Expr *OrderedLoopCountExpr,
Sema::VarsWithInheritedDSAType &VarsWithImplicitDSA,
LoopIterationSpace &ResultIterSpace,
llvm::MapVector<const Expr *, DeclRefExpr *> &Captures) {
@@ -4469,9 +4380,9 @@ static bool checkOpenMPIterationSpace(
if (!For) {
SemaRef.Diag(S->getBeginLoc(), diag::err_omp_not_for)
<< (CollapseLoopCountExpr != nullptr || OrderedLoopCountExpr != nullptr)
- << getOpenMPDirectiveName(DKind) << TotalNestedLoopCount
+ << getOpenMPDirectiveName(DKind) << NestedLoopCount
<< (CurrentNestedLoopCount > 0) << CurrentNestedLoopCount;
- if (TotalNestedLoopCount > 1) {
+ if (NestedLoopCount > 1) {
if (CollapseLoopCountExpr && OrderedLoopCountExpr)
SemaRef.Diag(DSA.getConstructLoc(),
diag::note_omp_collapse_ordered_expr)
@@ -4604,36 +4515,6 @@ static bool checkOpenMPIterationSpace(
ResultIterSpace.PrivateCounterVar == nullptr ||
ResultIterSpace.CounterInit == nullptr ||
ResultIterSpace.CounterStep == nullptr);
- if (!HasErrors && DSA.isOrderedRegion()) {
- if (DSA.getOrderedRegionParam().second->getNumForLoops()) {
- DSA.getOrderedRegionParam().second->setLoopNumIterations(
- CurrentNestedLoopCount, ResultIterSpace.NumIterations);
- DSA.getOrderedRegionParam().second->setLoopCounter(
- CurrentNestedLoopCount, ResultIterSpace.CounterVar);
- }
- for (auto &Pair : DSA.getDoacrossDependClauses()) {
- if (CurrentNestedLoopCount >= Pair.first->getNumLoops()) {
- // Erroneous case - clause has some problems.
- continue;
- }
- if (Pair.first->getDependencyKind() == OMPC_DEPEND_sink &&
- Pair.second.size() <= CurrentNestedLoopCount) {
- // Erroneous case - clause has some problems.
- Pair.first->setLoopData(CurrentNestedLoopCount, nullptr);
- continue;
- }
- Expr *CntValue;
- if (Pair.first->getDependencyKind() == OMPC_DEPEND_source)
- CntValue = ISC.buildOrderedLoopData(DSA.getCurScope(), Captures,
- Pair.first->getDependencyLoc());
- else
- CntValue = ISC.buildOrderedLoopData(
- DSA.getCurScope(), Captures, Pair.first->getDependencyLoc(),
- Pair.second[CurrentNestedLoopCount].first,
- Pair.second[CurrentNestedLoopCount].second);
- Pair.first->setLoopData(CurrentNestedLoopCount, CntValue);
- }
- }
return HasErrors;
}
@@ -4819,7 +4700,6 @@ checkOpenMPLoop(OpenMPDirectiveKind DKind, Expr *CollapseLoopCountExpr,
if (CollapseLoopCountExpr->EvaluateAsInt(Result, SemaRef.getASTContext()))
NestedLoopCount = Result.getLimitedValue();
}
- unsigned OrderedLoopCount = 1;
if (OrderedLoopCountExpr) {
// Found 'ordered' clause - calculate collapse number.
llvm::APSInt Result;
@@ -4832,21 +4712,20 @@ checkOpenMPLoop(OpenMPDirectiveKind DKind, Expr *CollapseLoopCountExpr,
diag::note_collapse_loop_count)
<< CollapseLoopCountExpr->getSourceRange();
}
- OrderedLoopCount = Result.getLimitedValue();
+ NestedLoopCount = Result.getLimitedValue();
}
}
// This is helper routine for loop directives (e.g., 'for', 'simd',
// 'for simd', etc.).
llvm::MapVector<const Expr *, DeclRefExpr *> Captures;
SmallVector<LoopIterationSpace, 4> IterSpaces;
- IterSpaces.resize(std::max(OrderedLoopCount, NestedLoopCount));
+ IterSpaces.resize(NestedLoopCount);
Stmt *CurStmt = AStmt->IgnoreContainers(/* IgnoreCaptured */ true);
for (unsigned Cnt = 0; Cnt < NestedLoopCount; ++Cnt) {
- if (checkOpenMPIterationSpace(
- DKind, CurStmt, SemaRef, DSA, Cnt, NestedLoopCount,
- std::max(OrderedLoopCount, NestedLoopCount), CollapseLoopCountExpr,
- OrderedLoopCountExpr, VarsWithImplicitDSA, IterSpaces[Cnt],
- Captures))
+ if (checkOpenMPIterationSpace(DKind, CurStmt, SemaRef, DSA, Cnt,
+ NestedLoopCount, CollapseLoopCountExpr,
+ OrderedLoopCountExpr, VarsWithImplicitDSA,
+ IterSpaces[Cnt], Captures))
return 0;
// Move on to the next nested for loop, or to the loop body.
// OpenMP [2.8.1, simd construct, Restrictions]
@@ -4855,27 +4734,6 @@ checkOpenMPLoop(OpenMPDirectiveKind DKind, Expr *CollapseLoopCountExpr,
// any two loops.
CurStmt = cast<ForStmt>(CurStmt)->getBody()->IgnoreContainers();
}
- for (unsigned Cnt = NestedLoopCount; Cnt < OrderedLoopCount; ++Cnt) {
- if (checkOpenMPIterationSpace(
- DKind, CurStmt, SemaRef, DSA, Cnt, NestedLoopCount,
- std::max(OrderedLoopCount, NestedLoopCount), CollapseLoopCountExpr,
- OrderedLoopCountExpr, VarsWithImplicitDSA, IterSpaces[Cnt],
- Captures))
- return 0;
- if (Cnt > 0 && IterSpaces[Cnt].CounterVar) {
- // Handle initialization of captured loop iterator variables.
- auto *DRE = cast<DeclRefExpr>(IterSpaces[Cnt].CounterVar);
- if (isa<OMPCapturedExprDecl>(DRE->getDecl())) {
- Captures[DRE] = DRE;
- }
- }
- // Move on to the next nested for loop, or to the loop body.
- // OpenMP [2.8.1, simd construct, Restrictions]
- // All loops associated with the construct must be perfectly nested; that
- // is, there must be no intervening code nor any OpenMP directive between
- // any two loops.
- CurStmt = cast<ForStmt>(CurStmt)->getBody()->IgnoreContainers();
- }
Built.clear(/* size */ NestedLoopCount);
@@ -5255,6 +5113,7 @@ checkOpenMPLoop(OpenMPDirectiveKind DKind, Expr *CollapseLoopCountExpr,
Built.Inits.resize(NestedLoopCount);
Built.Updates.resize(NestedLoopCount);
Built.Finals.resize(NestedLoopCount);
+ SmallVector<Expr *, 4> LoopMultipliers;
{
ExprResult Div;
// Go from inner nested loop to outer.
@@ -5324,6 +5183,7 @@ checkOpenMPLoop(OpenMPDirectiveKind DKind, Expr *CollapseLoopCountExpr,
HasErrors = true;
break;
}
+ LoopMultipliers.push_back(Div.get());
}
if (!Update.isUsable() || !Final.isUsable()) {
HasErrors = true;
@@ -5371,6 +5231,55 @@ checkOpenMPLoop(OpenMPDirectiveKind DKind, Expr *CollapseLoopCountExpr,
Built.DistCombinedFields.NLB = CombNextLB.get();
Built.DistCombinedFields.NUB = CombNextUB.get();
+ Expr *CounterVal = SemaRef.DefaultLvalueConversion(IV.get()).get();
+ // Fill data for doacross depend clauses.
+ for (const auto &Pair : DSA.getDoacrossDependClauses()) {
+ if (Pair.first->getDependencyKind() == OMPC_DEPEND_source) {
+ Pair.first->setCounterValue(CounterVal);
+ } else {
+ if (NestedLoopCount != Pair.second.size() ||
+ NestedLoopCount != LoopMultipliers.size() + 1) {
+ // Erroneous case - clause has some problems.
+ Pair.first->setCounterValue(CounterVal);
+ continue;
+ }
+ assert(Pair.first->getDependencyKind() == OMPC_DEPEND_sink);
+ auto I = Pair.second.rbegin();
+ auto IS = IterSpaces.rbegin();
+ auto ILM = LoopMultipliers.rbegin();
+ Expr *UpCounterVal = CounterVal;
+ Expr *Multiplier = nullptr;
+ for (int Cnt = NestedLoopCount - 1; Cnt >= 0; --Cnt) {
+ if (I->first) {
+ assert(IS->CounterStep);
+ Expr *NormalizedOffset =
+ SemaRef
+ .BuildBinOp(CurScope, I->first->getExprLoc(), BO_Div,
+ I->first, IS->CounterStep)
+ .get();
+ if (Multiplier) {
+ NormalizedOffset =
+ SemaRef
+ .BuildBinOp(CurScope, I->first->getExprLoc(), BO_Mul,
+ NormalizedOffset, Multiplier)
+ .get();
+ }
+ assert(I->second == OO_Plus || I->second == OO_Minus);
+ BinaryOperatorKind BOK = (I->second == OO_Plus) ? BO_Add : BO_Sub;
+ UpCounterVal = SemaRef
+ .BuildBinOp(CurScope, I->first->getExprLoc(), BOK,
+ UpCounterVal, NormalizedOffset)
+ .get();
+ }
+ Multiplier = *ILM;
+ ++I;
+ ++IS;
+ ++ILM;
+ }
+ Pair.first->setCounterValue(UpCounterVal);
+ }
+ }
+
return NestedLoopCount;
}
@@ -5938,12 +5847,12 @@ StmtResult Sema::ActOnOpenMPOrderedDirective(ArrayRef<OMPClause *> Clauses,
Diag(DependFound->getBeginLoc(), diag::err_omp_depend_clause_thread_simd)
<< getOpenMPClauseName(TC ? TC->getClauseKind() : SC->getClauseKind());
ErrorFound = true;
- } else if (DependFound && !DSAStack->getParentOrderedRegionParam().first) {
+ } else if (DependFound && !DSAStack->getParentOrderedRegionParam()) {
Diag(DependFound->getBeginLoc(),
diag::err_omp_ordered_directive_without_param);
ErrorFound = true;
} else if (TC || Clauses.empty()) {
- if (const Expr *Param = DSAStack->getParentOrderedRegionParam().first) {
+ if (const Expr *Param = DSAStack->getParentOrderedRegionParam()) {
SourceLocation ErrLoc = TC ? TC->getBeginLoc() : StartLoc;
Diag(ErrLoc, diag::err_omp_ordered_directive_with_param)
<< (TC != nullptr);
@@ -8719,11 +8628,9 @@ OMPClause *Sema::ActOnOpenMPOrderedClause(SourceLocation StartLoc,
} else {
NumForLoops = nullptr;
}
- auto *Clause = OMPOrderedClause::Create(
- Context, NumForLoops, NumForLoops ? DSAStack->getAssociatedLoops() : 0,
- StartLoc, LParenLoc, EndLoc);
- DSAStack->setOrderedRegion(/*IsOrdered=*/true, NumForLoops, Clause);
- return Clause;
+ DSAStack->setOrderedRegion(/*IsOrdered=*/true, NumForLoops);
+ return new (Context)
+ OMPOrderedClause(NumForLoops, StartLoc, LParenLoc, EndLoc);
}
OMPClause *Sema::ActOnOpenMPSimpleClause(
@@ -11579,9 +11486,8 @@ Sema::ActOnOpenMPDependClause(OpenMPDependClauseKind DepKind,
DSAStackTy::OperatorOffsetTy OpsOffs;
llvm::APSInt DepCounter(/*BitWidth=*/32);
llvm::APSInt TotalDepCount(/*BitWidth=*/32);
- if (DepKind == OMPC_DEPEND_sink || DepKind == OMPC_DEPEND_source) {
- if (const Expr *OrderedCountExpr =
- DSAStack->getParentOrderedRegionParam().first) {
+ if (DepKind == OMPC_DEPEND_sink) {
+ if (const Expr *OrderedCountExpr = DSAStack->getParentOrderedRegionParam()) {
TotalDepCount = OrderedCountExpr->EvaluateKnownConstInt(Context);
TotalDepCount.setIsUnsigned(/*Val=*/true);
}
@@ -11597,7 +11503,7 @@ Sema::ActOnOpenMPDependClause(OpenMPDependClauseKind DepKind,
SourceLocation ELoc = RefExpr->getExprLoc();
Expr *SimpleExpr = RefExpr->IgnoreParenCasts();
if (DepKind == OMPC_DEPEND_sink) {
- if (DSAStack->getParentOrderedRegionParam().first &&
+ if (DSAStack->getParentOrderedRegionParam() &&
DepCounter >= TotalDepCount) {
Diag(ELoc, diag::err_omp_depend_sink_unexpected_expr);
continue;
@@ -11663,7 +11569,7 @@ Sema::ActOnOpenMPDependClause(OpenMPDependClauseKind DepKind,
continue;
}
if (!CurContext->isDependentContext() &&
- DSAStack->getParentOrderedRegionParam().first &&
+ DSAStack->getParentOrderedRegionParam() &&
DepCounter != DSAStack->isParentLoopControlVariable(D).first) {
const ValueDecl *VD =
DSAStack->getParentLoopControlVariable(DepCounter.getZExtValue());
@@ -11701,7 +11607,7 @@ Sema::ActOnOpenMPDependClause(OpenMPDependClauseKind DepKind,
if (!CurContext->isDependentContext() && DepKind == OMPC_DEPEND_sink &&
TotalDepCount > VarList.size() &&
- DSAStack->getParentOrderedRegionParam().first &&
+ DSAStack->getParentOrderedRegionParam() &&
DSAStack->getParentLoopControlVariable(VarList.size() + 1)) {
Diag(EndLoc, diag::err_omp_depend_sink_expected_loop_iteration)
<< 1 << DSAStack->getParentLoopControlVariable(VarList.size() + 1);
@@ -11711,8 +11617,7 @@ Sema::ActOnOpenMPDependClause(OpenMPDependClauseKind DepKind,
return nullptr;
auto *C = OMPDependClause::Create(Context, StartLoc, LParenLoc, EndLoc,
- DepKind, DepLoc, ColonLoc, Vars,
- TotalDepCount.getZExtValue());
+ DepKind, DepLoc, ColonLoc, Vars);
if ((DepKind == OMPC_DEPEND_sink || DepKind == OMPC_DEPEND_source) &&
DSAStack->isParentOrderedRegion())
DSAStack->addDoacrossDependClause(C, OpsOffs);
diff --git a/lib/Serialization/ASTReaderStmt.cpp b/lib/Serialization/ASTReaderStmt.cpp
index 1f6af01b51..d9d780b25b 100644
--- a/lib/Serialization/ASTReaderStmt.cpp
+++ b/lib/Serialization/ASTReaderStmt.cpp
@@ -1856,7 +1856,7 @@ OMPClause *OMPClauseReader::readClause() {
C = new (Context) OMPScheduleClause();
break;
case OMPC_ordered:
- C = OMPOrderedClause::CreateEmpty(Context, Reader->Record.readInt());
+ C = new (Context) OMPOrderedClause();
break;
case OMPC_nowait:
C = new (Context) OMPNowaitClause();
@@ -1928,8 +1928,7 @@ OMPClause *OMPClauseReader::readClause() {
C = OMPFlushClause::CreateEmpty(Context, Reader->Record.readInt());
break;
case OMPC_depend:
- C = OMPDependClause::CreateEmpty(Context, Reader->Record.readInt(),
- Reader->Record.readInt());
+ C = OMPDependClause::CreateEmpty(Context, Reader->Record.readInt());
break;
case OMPC_device:
C = new (Context) OMPDeviceClause();
@@ -2088,10 +2087,6 @@ void OMPClauseReader::VisitOMPScheduleClause(OMPScheduleClause *C) {
void OMPClauseReader::VisitOMPOrderedClause(OMPOrderedClause *C) {
C->setNumForLoops(Reader->Record.readSubExpr());
- for (unsigned I = 0, E = C->NumberOfLoops; I < E; ++I)
- C->setLoopNumIterations(I, Reader->Record.readSubExpr());
- for (unsigned I = 0, E = C->NumberOfLoops; I < E; ++I)
- C->setLoopCounter(I, Reader->Record.readSubExpr());
C->setLParenLoc(Reader->ReadSourceLocation());
}
@@ -2403,8 +2398,7 @@ void OMPClauseReader::VisitOMPDependClause(OMPDependClause *C) {
for (unsigned i = 0; i != NumVars; ++i)
Vars.push_back(Reader->Record.readSubExpr());
C->setVarRefs(Vars);
- for (unsigned I = 0, E = C->getNumLoops(); I < E; ++I)
- C->setLoopData(I, Reader->Record.readSubExpr());
+ C->setCounterValue(Reader->Record.readSubExpr());
}
void OMPClauseReader::VisitOMPDeviceClause(OMPDeviceClause *C) {
diff --git a/lib/Serialization/ASTWriterStmt.cpp b/lib/Serialization/ASTWriterStmt.cpp
index 0f67312d0b..7d14c918af 100644
--- a/lib/Serialization/ASTWriterStmt.cpp
+++ b/lib/Serialization/ASTWriterStmt.cpp
@@ -1898,12 +1898,7 @@ void OMPClauseWriter::VisitOMPScheduleClause(OMPScheduleClause *C) {
}
void OMPClauseWriter::VisitOMPOrderedClause(OMPOrderedClause *C) {
- Record.push_back(C->getLoopNumIterations().size());
Record.AddStmt(C->getNumForLoops());
- for (Expr *NumIter : C->getLoopNumIterations())
- Record.AddStmt(NumIter);
- for (unsigned I = 0, E = C->getLoopNumIterations().size(); I <E; ++I)
- Record.AddStmt(C->getLoopCunter(I));
Record.AddSourceLocation(C->getLParenLoc());
}
@@ -2107,15 +2102,13 @@ void OMPClauseWriter::VisitOMPFlushClause(OMPFlushClause *C) {
void OMPClauseWriter::VisitOMPDependClause(OMPDependClause *C) {
Record.push_back(C->varlist_size());
- Record.push_back(C->getNumLoops());
Record.AddSourceLocation(C->getLParenLoc());
Record.push_back(C->getDependencyKind());
Record.AddSourceLocation(C->getDependencyLoc());
Record.AddSourceLocation(C->getColonLoc());
for (auto *VE : C->varlists())
Record.AddStmt(VE);
- for (unsigned I = 0, E = C->getNumLoops(); I < E; ++I)
- Record.AddStmt(C->getLoopData(I));
+ Record.AddStmt(C->getCounterValue());
}
void OMPClauseWriter::VisitOMPDeviceClause(OMPDeviceClause *C) {
diff --git a/test/OpenMP/ordered_doacross_codegen.c b/test/OpenMP/ordered_doacross_codegen.c
index a6cd4fe48b..c12df2638f 100644
--- a/test/OpenMP/ordered_doacross_codegen.c
+++ b/test/OpenMP/ordered_doacross_codegen.c
@@ -19,19 +19,17 @@ void foo();
// CHECK-LABEL: @main()
int main() {
int i;
-// CHECK: [[DIMS:%.+]] = alloca [1 x [[KMP_DIM]]],
+// CHECK: [[DIMS:%.+]] = alloca [[KMP_DIM]],
// CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT:%.+]])
// CHECK: icmp
// CHECK-NEXT: br i1 %
-// CHECK: [[CAST:%.+]] = bitcast [1 x [[KMP_DIM]]]* [[DIMS]] to i8*
+// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIMS]] to i8*
// CHECK: call void @llvm.memset.p0i8.i64(i8* align 8 [[CAST]], i8 0, i64 24, i1 false)
-// CHECK: [[DIM:%.+]] = getelementptr inbounds [1 x [[KMP_DIM]]], [1 x [[KMP_DIM]]]* [[DIMS]], i64 0, i64 0
-// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 1
+// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIMS]], i32 0, i32 1
// CHECK: store i64 %{{.+}}, i64* %
-// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 2
+// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIMS]], i32 0, i32 2
// CHECK: store i64 1, i64* %
-// CHECK: [[DIM:%.+]] = getelementptr inbounds [1 x [[KMP_DIM]]], [1 x [[KMP_DIM]]]* [[DIMS]], i64 0, i64 0
-// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIM]] to i8*
+// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIMS]] to i8*
// CHECK: call void @__kmpc_doacross_init([[IDENT]], i32 [[GTID]], i32 1, i8* [[CAST]])
// CHECK: call void @__kmpc_for_static_init_4(
#pragma omp for ordered(1)
@@ -39,26 +37,18 @@ int main() {
a[i] = b[i] + 1;
foo();
// CHECK: call void [[FOO:.+]](
-// CHECK: load i32, i32* [[I:%.+]],
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
-// CHECK-NEXT: sdiv i32 %{{.+}}, 1
+// CHECK: load i32, i32* [[CNT:%.+]],
// CHECK-NEXT: sext i32 %{{.+}} to i64
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT:%.+]], i64 0, i64 0
-// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP]],
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT]], i64 0, i64 0
+// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP:%.+]],
// CHECK-NEXT: call void @__kmpc_doacross_post([[IDENT]], i32 [[GTID]], i64* [[TMP]])
#pragma omp ordered depend(source)
c[i] = c[i] + 1;
foo();
// CHECK: call void [[FOO]]
-// CHECK: load i32, i32* [[I]],
+// CHECK: load i32, i32* [[CNT]],
// CHECK-NEXT: sub nsw i32 %{{.+}}, 2
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
-// CHECK-NEXT: sdiv i32 %{{.+}}, 1
// CHECK-NEXT: sext i32 %{{.+}} to i64
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT:%.+]], i64 0, i64 0
-// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP]],
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT]], i64 0, i64 0
+// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP:%.+]],
// CHECK-NEXT: call void @__kmpc_doacross_wait([[IDENT]], i32 [[GTID]], i64* [[TMP]])
#pragma omp ordered depend(sink : i - 2)
d[i] = a[i - 2];
diff --git a/test/OpenMP/ordered_doacross_codegen.cpp b/test/OpenMP/ordered_doacross_codegen.cpp
index b053b34d26..60b0353b71 100644
--- a/test/OpenMP/ordered_doacross_codegen.cpp
+++ b/test/OpenMP/ordered_doacross_codegen.cpp
@@ -19,19 +19,17 @@ void foo();
// CHECK-LABEL: @main()
int main() {
int i;
-// CHECK: [[DIMS:%.+]] = alloca [1 x [[KMP_DIM]]],
+// CHECK: [[DIMS:%.+]] = alloca [[KMP_DIM]],
// CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT:%.+]])
// CHECK: icmp
// CHECK-NEXT: br i1 %
-// CHECK: [[CAST:%.+]] = bitcast [1 x [[KMP_DIM]]]* [[DIMS]] to i8*
+// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIMS]] to i8*
// CHECK: call void @llvm.memset.p0i8.i64(i8* align 8 [[CAST]], i8 0, i64 24, i1 false)
-// CHECK: [[DIM:%.+]] = getelementptr inbounds [1 x [[KMP_DIM]]], [1 x [[KMP_DIM]]]* [[DIMS]], i64 0, i64 0
-// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 1
+// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIMS]], i32 0, i32 1
// CHECK: store i64 %{{.+}}, i64* %
-// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 2
+// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIMS]], i32 0, i32 2
// CHECK: store i64 1, i64* %
-// CHECK: [[DIM:%.+]] = getelementptr inbounds [1 x [[KMP_DIM]]], [1 x [[KMP_DIM]]]* [[DIMS]], i64 0, i64 0
-// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIM]] to i8*
+// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIMS]] to i8*
// CHECK: call void @__kmpc_doacross_init([[IDENT]], i32 [[GTID]], i32 1, i8* [[CAST]])
// CHECK: call void @__kmpc_for_static_init_4(
#pragma omp for ordered(1)
@@ -39,26 +37,18 @@ int main() {
a[i] = b[i] + 1;
foo();
// CHECK: invoke void [[FOO:.+]](
-// CHECK: load i32, i32* [[I:%.+]],
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
-// CHECK-NEXT: sdiv i32 %{{.+}}, 1
+// CHECK: load i32, i32* [[CNT:%.+]],
// CHECK-NEXT: sext i32 %{{.+}} to i64
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT:%.+]], i64 0, i64 0
-// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP]],
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT]], i64 0, i64 0
+// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP:%.+]],
// CHECK-NEXT: call void @__kmpc_doacross_post([[IDENT]], i32 [[GTID]], i64* [[TMP]])
#pragma omp ordered depend(source)
c[i] = c[i] + 1;
foo();
// CHECK: invoke void [[FOO]]
-// CHECK: load i32, i32* [[I]],
+// CHECK: load i32, i32* [[CNT]],
// CHECK-NEXT: sub nsw i32 %{{.+}}, 2
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
-// CHECK-NEXT: sdiv i32 %{{.+}}, 1
// CHECK-NEXT: sext i32 %{{.+}} to i64
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT:%.+]], i64 0, i64 0
-// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP]],
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT]], i64 0, i64 0
+// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP:%.+]],
// CHECK-NEXT: call void @__kmpc_doacross_wait([[IDENT]], i32 [[GTID]], i64* [[TMP]])
#pragma omp ordered depend(sink : i - 2)
d[i] = a[i - 2];
@@ -85,84 +75,41 @@ struct TestStruct {
T bar(T, T, T);
void baz(T, T);
TestStruct() {
-// CHECK: [[DIMS:%.+]] = alloca [2 x [[KMP_DIM]]],
+// CHECK: [[CNT:%.+]] = alloca i64,
+// CHECK: [[DIMS:%.+]] = alloca [[KMP_DIM]],
// CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT:%.+]])
-// CHECK: [[CAST:%.+]] = bitcast [2 x [[KMP_DIM]]]* [[DIMS]] to i8*
-// CHECK: call void @llvm.memset.p0i8.i64(i8* align 8 [[CAST]], i8 0, i64 48, i1 false)
-// CHECK: [[DIM:%.+]] = getelementptr inbounds [2 x [[KMP_DIM]]], [2 x [[KMP_DIM]]]* [[DIMS]], i64 0, i64 0
-// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 1
-// CHECK: store i64 10, i64* %
-// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 2
-// CHECK: store i64 1, i64* %
-// CHECK: [[DIM:%.+]] = getelementptr inbounds [2 x [[KMP_DIM]]], [2 x [[KMP_DIM]]]* [[DIMS]], i64 0, i64 1
-// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 1
+// CHECK: icmp
+// CHECK-NEXT: br i1 %
+// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIMS]] to i8*
+// CHECK: call void @llvm.memset.p0i8.i64(i8* align 8 [[CAST]], i8 0, i64 24, i1 false)
+// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIMS]], i32 0, i32 1
// CHECK: store i64 %{{.+}}, i64* %
-// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 2
+// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIMS]], i32 0, i32 2
// CHECK: store i64 1, i64* %
-// CHECK: [[DIM:%.+]] = getelementptr inbounds [2 x [[KMP_DIM]]], [2 x [[KMP_DIM]]]* [[DIMS]], i64 0, i64 0
-// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIM]] to i8*
-// CHECK: call void @__kmpc_doacross_init([[IDENT]], i32 [[GTID]], i32 2, i8* [[CAST]])
-// CHECK: call void @__kmpc_for_static_init_4(
+// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIMS]] to i8*
+// CHECK: call void @__kmpc_doacross_init([[IDENT]], i32 [[GTID]], i32 1, i8* [[CAST]])
+// CHECK: call void @__kmpc_for_static_init_8(
#pragma omp for ordered(2)
for (T j = 0; j < M; j++)
for (i = 0; i < n; i += 2) {
a[i][j] = foo(i, j);
// CHECK: invoke {{.+TestStruct.+foo}}
-// CHECK: load i32*, i32** %
-// CHECK: load i32, i32* %
-// CHECK: load i32, i32* %
-// CHECK: load i32, i32* [[J:%.+]],
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
-// CHECK-NEXT: sdiv i32 %{{.+}}, 1
-// CHECK-NEXT: sext i32 %{{.+}} to i64
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [2 x i64], [2 x i64]* [[CNT:%.+]], i64 0, i64 0
+// CHECK: load i64, i64* [[CNT]],
+// CHECK-NEXT: sub nsw i64 %{{.+}}, 1
// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP:%.+]],
-// CHECK-NEXT: [[I:%.+]] = getelementptr inbounds %{{.+TestStruct.*}}, %{{.+TestStruct.*}}* %{{.+}}, i32 0, i32 0
-// CHECK-NEXT: load i32, i32* [[I]],
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 2
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
-// CHECK-NEXT: sdiv i32 %{{.+}}, 2
-// CHECK-NEXT: sext i32 %{{.+}} to i64
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [2 x i64], [2 x i64]* [[CNT]], i64 0, i64 1
-// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP]],
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [2 x i64], [2 x i64]* [[CNT]], i64 0, i64 0
// CHECK-NEXT: call void @__kmpc_doacross_wait([[IDENT]], i32 [[GTID]], i64* [[TMP]])
-// CHECK-NEXT: load i32, i32* [[J:%.+]],
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 1
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
-// CHECK-NEXT: sdiv i32 %{{.+}}, 1
+// CHECK-NEXT: load i64, i64* [[CNT]],
+// CHECK-NEXT: load i32, i32* %
+// CHECK-NEXT: mul nsw i32 1, %
// CHECK-NEXT: sext i32 %{{.+}} to i64
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [2 x i64], [2 x i64]* [[CNT:%.+]], i64 0, i64 0
+// CHECK-NEXT: sub nsw i64 %
// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP:%.+]],
-// CHECK-NEXT: [[I:%.+]] = getelementptr inbounds %{{.+TestStruct.*}}, %{{.+TestStruct.*}}* %{{.+}}, i32 0, i32 0
-// CHECK-NEXT: load i32, i32* [[I]],
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
-// CHECK-NEXT: sdiv i32 %{{.+}}, 2
-// CHECK-NEXT: sext i32 %{{.+}} to i64
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [2 x i64], [2 x i64]* [[CNT]], i64 0, i64 1
-// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP]],
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [2 x i64], [2 x i64]* [[CNT]], i64 0, i64 0
// CHECK-NEXT: call void @__kmpc_doacross_wait([[IDENT]], i32 [[GTID]], i64* [[TMP]])
#pragma omp ordered depend(sink : j, i - 2) depend(sink : j - 1, i)
b[i][j] = bar(a[i][j], b[i - 1][j], b[i][j - 1]);
// CHECK: invoke {{.+TestStruct.+bar}}
-// CHECK: load i32*, i32** %
-// CHECK: load i32, i32* %
-// CHECK: load i32, i32* %
-// CHECK: load i32, i32* [[J]],
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
-// CHECK-NEXT: sdiv i32 %{{.+}}, 1
-// CHECK-NEXT: sext i32 %{{.+}} to i64
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [2 x i64], [2 x i64]* [[CNT:%.+]], i64 0, i64 0
+// CHECK: load i64, i64* [[CNT]],
// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP:%.+]],
-// CHECK-NEXT: [[I:%.+]] = getelementptr inbounds %{{.+TestStruct.*}}, %{{.+TestStruct.*}}* %{{.+}}, i32 0, i32 0
-// CHECK-NEXT: load i32, i32* [[I]],
-// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
-// CHECK-NEXT: sdiv i32 %{{.+}}, 2
-// CHECK-NEXT: sext i32 %{{.+}} to i64
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [2 x i64], [2 x i64]* [[CNT]], i64 0, i64 1
-// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP]],
-// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [2 x i64], [2 x i64]* [[CNT]], i64 0, i64 0
// CHECK-NEXT: call void @__kmpc_doacross_post([[IDENT]], i32 [[GTID]], i64* [[TMP]])
#pragma omp ordered depend(source)
baz(a[i][j], b[i][j]);
diff --git a/test/OpenMP/parallel_for_simd_ast_print.cpp b/test/OpenMP/parallel_for_simd_ast_print.cpp
index 597e66d22e..fd4153752a 100644
--- a/test/OpenMP/parallel_for_simd_ast_print.cpp
+++ b/test/OpenMP/parallel_for_simd_ast_print.cpp
@@ -48,7 +48,7 @@ class S8 : public S7<S1> {
public:
S8(int v) : S7<S1>(v){
-#pragma omp parallel for simd private(a) private(this->a) private(S7 <S1>::a)
+#pragma omp parallel for simd private(a) private(this->a) private(S7<S1>::a)
for (int k = 0; k < a.a; ++k)
++this->a.a;
}