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Move CapturedStmt parameters to CapturedDecl

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Move the creation of CapturedStmt parameters out of CodeGen and into
Sema, making it easier to customize the outlined function. The
ImplicitParamDecls are stored in the CapturedDecl using an
ASTContext-allocated array.

Differential Revision: http://llvm-reviews.chandlerc.com/D722

llvm-svn: 181043
This commit is contained in:
Ben Langmuir
2013-05-03 19:00:33 +00:00
parent 231ca1c929
commit 37943a7af8
7 changed files with 65 additions and 17 deletions
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21
clang/lib/Sema/SemaStmt.cpp
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@@ -2922,8 +2922,8 @@ StmtResult Sema::ActOnMSDependentExistsStmt(SourceLocation KeywordLoc,
}
RecordDecl*
Sema::CreateCapturedStmtRecordDecl(CapturedDecl *&CD, SourceLocation Loc)
{
Sema::CreateCapturedStmtRecordDecl(CapturedDecl *&CD, SourceLocation Loc,
unsigned NumParams) {
DeclContext *DC = CurContext;
while (!(DC->isFunctionOrMethod() || DC->isRecord() || DC->isFileContext()))
DC = DC->getParent();
@@ -2938,9 +2938,20 @@ Sema::CreateCapturedStmtRecordDecl(CapturedDecl *&CD, SourceLocation Loc)
RD->setImplicit();
RD->startDefinition();
CD = CapturedDecl::Create(Context, CurContext);
CD = CapturedDecl::Create(Context, CurContext, NumParams);
DC->addDecl(CD);
// Build the context parameter
assert(NumParams > 0 && "CapturedStmt requires context parameter");
DC = CapturedDecl::castToDeclContext(CD);
IdentifierInfo *VarName = &Context.Idents.get("__context");
QualType ParamType = Context.getPointerType(Context.getTagDeclType(RD));
ImplicitParamDecl *Param
= ImplicitParamDecl::Create(Context, DC, Loc, VarName, ParamType);
DC->addDecl(Param);
CD->setContextParam(Param);
return RD;
}
@@ -2970,9 +2981,9 @@ static void buildCapturedStmtCaptureList(
}
void Sema::ActOnCapturedRegionStart(SourceLocation Loc, Scope *CurScope,
CapturedRegionKind Kind) {
CapturedRegionKind Kind, unsigned NumParams) {
CapturedDecl *CD = 0;
RecordDecl *RD = CreateCapturedStmtRecordDecl(CD, Loc);
RecordDecl *RD = CreateCapturedStmtRecordDecl(CD, Loc, NumParams);
// Enter the capturing scope for this captured region.
PushCapturedRegionScope(CurScope, CD, RD, Kind);