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hamishknighthamishknight
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Merge pull request #74409 from hamishknight/no-member-parsing-in-dump
[ASTDumper] Avoid parsing decl members
2 parents f995418 + a8c7261 commit 51205ad

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3 files changed

+51
-47
lines changed

3 files changed

+51
-47
lines changed

‎include/swift/AST/Stmt.h

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1305,7 +1305,9 @@ class CaseStmt final
13051305
SourceLoc getStartLoc() const {
13061306
if (UnknownAttrLoc.isValid())
13071307
return UnknownAttrLoc;
1308-
return getLoc();
1308+
if (ItemIntroducerLoc.isValid())
1309+
return ItemIntroducerLoc;
1310+
return getBody()->getStartLoc();
13091311
}
13101312
SourceLoc getEndLoc() const { return getBody()->getEndLoc(); }
13111313

‎lib/AST/ASTDumper.cpp

Lines changed: 48 additions & 41 deletions
Original file line numberDiff line numberDiff line change
@@ -482,21 +482,22 @@ namespace {
482482
raw_ostream &OS;
483483
unsigned Indent;
484484
public:
485+
bool ParseIfNeeded;
485486
llvm::function_ref<Type(Expr *)> GetTypeOfExpr;
486487
llvm::function_ref<Type(TypeRepr *)> GetTypeOfTypeRepr;
487488
llvm::function_ref<Type(KeyPathExpr *E, unsigned index)>
488489
GetTypeOfKeyPathComponent;
489490
char quote = '"';
490491

491-
explicit PrintBase(raw_ostream &os, unsigned indent = 0,
492-
llvm::function_ref<Type(Expr *)> getTypeOfExpr = defaultGetTypeOfExpr,
493-
llvm::function_ref<Type(TypeRepr *)> getTypeOfTypeRepr = nullptr,
494-
llvm::function_ref<Type(KeyPathExpr *E, unsigned index)>
495-
getTypeOfKeyPathComponent =
496-
defaultGetTypeOfKeyPathComponent)
497-
: OS(os), Indent(indent), GetTypeOfExpr(getTypeOfExpr),
498-
GetTypeOfTypeRepr(getTypeOfTypeRepr),
499-
GetTypeOfKeyPathComponent(getTypeOfKeyPathComponent) { }
492+
explicit PrintBase(
493+
raw_ostream &os, unsigned indent = 0, bool parseIfNeeded = false,
494+
llvm::function_ref<Type(Expr *)> getTypeOfExpr = defaultGetTypeOfExpr,
495+
llvm::function_ref<Type(TypeRepr *)> getTypeOfTypeRepr = nullptr,
496+
llvm::function_ref<Type(KeyPathExpr *E, unsigned index)>
497+
getTypeOfKeyPathComponent = defaultGetTypeOfKeyPathComponent)
498+
: OS(os), Indent(indent), ParseIfNeeded(parseIfNeeded),
499+
GetTypeOfExpr(getTypeOfExpr), GetTypeOfTypeRepr(getTypeOfTypeRepr),
500+
GetTypeOfKeyPathComponent(getTypeOfKeyPathComponent) {}
500501

501502
bool hasNonStandardOutput() {
502503
return &OS != &llvm::errs() && &OS != &llvm::dbgs();
@@ -1301,7 +1302,9 @@ namespace {
13011302
break;
13021303
}
13031304

1304-
for (Decl *D : IDC->getMembers()) {
1305+
auto members = ParseIfNeeded ? IDC->getMembers()
1306+
: IDC->getCurrentMembersWithoutLoading();
1307+
for (Decl *D : members) {
13051308
printRec(D);
13061309
}
13071310
printFoot();
@@ -1313,7 +1316,9 @@ namespace {
13131316
OS << SF.getFilename();
13141317
});
13151318

1316-
if (auto items = SF.getCachedTopLevelItems()) {
1319+
auto items =
1320+
ParseIfNeeded ? SF.getTopLevelItems() : SF.getCachedTopLevelItems();
1321+
if (items) {
13171322
for (auto item : *items) {
13181323
if (item.isImplicit())
13191324
continue;
@@ -1556,7 +1561,7 @@ namespace {
15561561
});
15571562
}
15581563

1559-
if (auto Body = D->getBody(/*canSynthesize=*/false)) {
1564+
if (auto Body = D->getBody(/*canSynthesize=*/ParseIfNeeded)) {
15601565
printRec(Body, &D->getASTContext());
15611566
}
15621567
}
@@ -1858,13 +1863,7 @@ void SourceFile::dump() const {
18581863
}
18591864

18601865
void SourceFile::dump(llvm::raw_ostream &OS, bool parseIfNeeded) const {
1861-
// If we're allowed to parse the SourceFile, do so now. We need to force the
1862-
// parsing request as by default the dumping logic tries not to kick any
1863-
// requests.
1864-
if (parseIfNeeded)
1865-
(void)getTopLevelItems();
1866-
1867-
PrintDecl(OS).visitSourceFile(*this);
1866+
PrintDecl(OS, /*indent*/ 0, parseIfNeeded).visitSourceFile(*this);
18681867
llvm::errs() << '\n';
18691868
}
18701869

@@ -1889,13 +1888,16 @@ class PrintStmt : public StmtVisitor<PrintStmt, void, StringRef>,
18891888
using PrintBase::PrintBase;
18901889
const ASTContext *Ctx;
18911890

1892-
PrintStmt(raw_ostream &os, const ASTContext *ctx, unsigned indent = 0,
1893-
llvm::function_ref<Type(Expr *)> getTypeOfExpr = defaultGetTypeOfExpr,
1894-
llvm::function_ref<Type(TypeRepr *)> getTypeOfTypeRepr = nullptr,
1895-
llvm::function_ref<Type(KeyPathExpr *E, unsigned index)>
1896-
getTypeOfKeyPathComponent = defaultGetTypeOfKeyPathComponent)
1897-
: PrintBase(os, indent, getTypeOfExpr, getTypeOfTypeRepr,
1898-
getTypeOfKeyPathComponent), Ctx(ctx) { }
1891+
PrintStmt(
1892+
raw_ostream &os, const ASTContext *ctx, unsigned indent = 0,
1893+
bool parseIfNeeded = false,
1894+
llvm::function_ref<Type(Expr *)> getTypeOfExpr = defaultGetTypeOfExpr,
1895+
llvm::function_ref<Type(TypeRepr *)> getTypeOfTypeRepr = nullptr,
1896+
llvm::function_ref<Type(KeyPathExpr *E, unsigned index)>
1897+
getTypeOfKeyPathComponent = defaultGetTypeOfKeyPathComponent)
1898+
: PrintBase(os, indent, parseIfNeeded, getTypeOfExpr, getTypeOfTypeRepr,
1899+
getTypeOfKeyPathComponent),
1900+
Ctx(ctx) {}
18991901

19001902
using PrintBase::printRec;
19011903

@@ -3259,8 +3261,8 @@ void Expr::dump(raw_ostream &OS, llvm::function_ref<Type(Expr *)> getTypeOfExpr,
32593261
llvm::function_ref<Type(KeyPathExpr *E, unsigned index)>
32603262
getTypeOfKeyPathComponent,
32613263
unsigned Indent) const {
3262-
PrintExpr(OS, Indent, getTypeOfExpr, getTypeOfTypeRepr,
3263-
getTypeOfKeyPathComponent)
3264+
PrintExpr(OS, Indent, /*parseIfNeeded*/ false, getTypeOfExpr,
3265+
getTypeOfTypeRepr, getTypeOfKeyPathComponent)
32643266
.visit(const_cast<Expr *>(this), "");
32653267
}
32663268

@@ -3564,8 +3566,9 @@ void PrintBase::printRec(Decl *D, StringRef label) {
35643566
printHead("<null decl>", DeclColor, label);
35653567
printFoot();
35663568
} else {
3567-
PrintDecl(OS, Indent, GetTypeOfExpr, GetTypeOfTypeRepr,
3568-
GetTypeOfKeyPathComponent).visit(D, label);
3569+
PrintDecl(OS, Indent, ParseIfNeeded, GetTypeOfExpr, GetTypeOfTypeRepr,
3570+
GetTypeOfKeyPathComponent)
3571+
.visit(D, label);
35693572
}
35703573
}, label);
35713574
}
@@ -3575,8 +3578,9 @@ void PrintBase::printRec(Expr *E, StringRef label) {
35753578
printHead("<null expr>", ExprColor, label);
35763579
printFoot();
35773580
} else {
3578-
PrintExpr(OS, Indent, GetTypeOfExpr, GetTypeOfTypeRepr,
3579-
GetTypeOfKeyPathComponent).visit(E, label);
3581+
PrintExpr(OS, Indent, ParseIfNeeded, GetTypeOfExpr, GetTypeOfTypeRepr,
3582+
GetTypeOfKeyPathComponent)
3583+
.visit(E, label);
35803584
}
35813585
}, label);
35823586
}
@@ -3586,8 +3590,9 @@ void PrintBase::printRec(Stmt *S, const ASTContext *Ctx, StringRef label) {
35863590
printHead("<null stmt>", ExprColor, label);
35873591
printFoot();
35883592
} else {
3589-
PrintStmt(OS, Ctx, Indent, GetTypeOfExpr, GetTypeOfTypeRepr,
3590-
GetTypeOfKeyPathComponent).visit(S, label);
3593+
PrintStmt(OS, Ctx, Indent, ParseIfNeeded, GetTypeOfExpr,
3594+
GetTypeOfTypeRepr, GetTypeOfKeyPathComponent)
3595+
.visit(S, label);
35913596
}
35923597
}, label);
35933598
}
@@ -3597,8 +3602,9 @@ void PrintBase::printRec(TypeRepr *T, StringRef label) {
35973602
printHead("<null typerepr>", TypeReprColor, label);
35983603
printFoot();
35993604
} else {
3600-
PrintTypeRepr(OS, Indent, GetTypeOfExpr, GetTypeOfTypeRepr,
3601-
GetTypeOfKeyPathComponent).visit(T, label);
3605+
PrintTypeRepr(OS, Indent, ParseIfNeeded, GetTypeOfExpr, GetTypeOfTypeRepr,
3606+
GetTypeOfKeyPathComponent)
3607+
.visit(T, label);
36023608
}
36033609
}, label);
36043610
}
@@ -3608,9 +3614,9 @@ void PrintBase::printRec(const Pattern *P, StringRef label) {
36083614
printHead("<null pattern>", PatternColor, label);
36093615
printFoot();
36103616
} else {
3611-
PrintPattern(OS, Indent, GetTypeOfExpr, GetTypeOfTypeRepr,
3612-
GetTypeOfKeyPathComponent).visit(const_cast<Pattern *>(P),
3613-
label);
3617+
PrintPattern(OS, Indent, ParseIfNeeded, GetTypeOfExpr, GetTypeOfTypeRepr,
3618+
GetTypeOfKeyPathComponent)
3619+
.visit(const_cast<Pattern *>(P), label);
36143620
}
36153621
}, label);
36163622
}
@@ -4536,8 +4542,9 @@ namespace {
45364542
printHead("<null type>", DeclColor, label);
45374543
printFoot();
45384544
} else {
4539-
PrintType(OS, Indent, GetTypeOfExpr, GetTypeOfTypeRepr,
4540-
GetTypeOfKeyPathComponent).visit(type, label);
4545+
PrintType(OS, Indent, ParseIfNeeded, GetTypeOfExpr, GetTypeOfTypeRepr,
4546+
GetTypeOfKeyPathComponent)
4547+
.visit(type, label);
45414548
}
45424549
}, label);
45434550
}

‎lib/Frontend/Frontend.cpp

Lines changed: 0 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -1650,11 +1650,6 @@ CompilerInstance::getSourceFileParsingOptions(bool forPrimary) const {
16501650
action != ActionType::ScanDependencies) {
16511651
opts |= ParsingFlags::DisablePoundIfEvaluation;
16521652
}
1653-
1654-
// If we need to dump the parse tree, disable delayed bodies as we want to
1655-
// show everything.
1656-
if (action == ActionType::DumpParse)
1657-
opts |= ParsingFlags::DisableDelayedBodies;
16581653
}
16591654

16601655
const auto &typeOpts = getASTContext().TypeCheckerOpts;

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