diff options
| author | Alexey Bataev <a.bataev@hotmail.com> | 2017-07-25 15:53:26 +0000 |
|---|---|---|
| committer | Alexey Bataev <a.bataev@hotmail.com> | 2017-07-25 15:53:26 +0000 |
| commit | 3b1b8951b90b2c50d90da12265b0463e60073a9f (patch) | |
| tree | 2358522184b65cae9146fb9bf71cca1e17d3534b /clang/lib/AST/StmtOpenMP.cpp | |
| parent | 7856a3205fd468fd520697cdcdb2699488813dee (diff) | |
[OPENMP] Codegen for 'task_reduction' clause.
Added codegen for taskgroup directive with task_reduction clause.
```
<body>
```
The next code is emitted:
```
%struct.kmp_task_red_input_t red_init[n];
void *td;
call void @__kmpc_taskgroup(%ident_t id, i32 gtid)
...
red_init[i].shar = &<item>;
red_init[i].size = sizeof(<item>);
red_init[i].init = (void*)initializer_function;
red_init[i].fini = (void*)destructor_function;
red_init[i].comb = (void*)combiner_function;
red_init[i].flags = flags;
...
td = call i8* @__kmpc_task_reduction_init(i32 gtid, i32 n, i8*
(void*)red_init);
call void @__kmpc_end_taskgroup(%ident_t id, i32 gtid)
void initializer_function(i8* priv) {
*(<type>*)priv = <red_init>;
ret void;
}
void destructor_function(i8* priv) {
(<type>*)priv->~();
ret void;
}
void combiner_function(i8* inout, i8* in) {
*(<type>*)inout = *(<type>*)inout <red_id> *(<type>*)in;
ret void;
}
```
llvm-svn: 308979
Diffstat (limited to 'clang/lib/AST/StmtOpenMP.cpp')
| -rw-r--r-- | clang/lib/AST/StmtOpenMP.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/clang/lib/AST/StmtOpenMP.cpp b/clang/lib/AST/StmtOpenMP.cpp index 1dcb4fd5196b..b4e579521108 100644 --- a/clang/lib/AST/StmtOpenMP.cpp +++ b/clang/lib/AST/StmtOpenMP.cpp @@ -524,14 +524,15 @@ OMPTaskwaitDirective *OMPTaskwaitDirective::CreateEmpty(const ASTContext &C, OMPTaskgroupDirective *OMPTaskgroupDirective::Create( const ASTContext &C, SourceLocation StartLoc, SourceLocation EndLoc, - ArrayRef<OMPClause *> Clauses, Stmt *AssociatedStmt) { + ArrayRef<OMPClause *> Clauses, Stmt *AssociatedStmt, Expr *ReductionRef) { unsigned Size = llvm::alignTo(sizeof(OMPTaskgroupDirective) + sizeof(OMPClause *) * Clauses.size(), alignof(Stmt *)); - void *Mem = C.Allocate(Size + sizeof(Stmt *)); + void *Mem = C.Allocate(Size + sizeof(Stmt *) + sizeof(Expr *)); OMPTaskgroupDirective *Dir = new (Mem) OMPTaskgroupDirective(StartLoc, EndLoc, Clauses.size()); Dir->setAssociatedStmt(AssociatedStmt); + Dir->setReductionRef(ReductionRef); Dir->setClauses(Clauses); return Dir; } @@ -542,7 +543,7 @@ OMPTaskgroupDirective *OMPTaskgroupDirective::CreateEmpty(const ASTContext &C, unsigned Size = llvm::alignTo(sizeof(OMPTaskgroupDirective) + sizeof(OMPClause *) * NumClauses, alignof(Stmt *)); - void *Mem = C.Allocate(Size + sizeof(Stmt *)); + void *Mem = C.Allocate(Size + sizeof(Stmt *) + sizeof(Expr *)); return new (Mem) OMPTaskgroupDirective(NumClauses); } |