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-rw-r--r--clang/lib/AST/ASTImporter.cpp7
-rw-r--r--clang/lib/AST/JSONNodeDumper.cpp15
-rw-r--r--clang/lib/AST/Stmt.cpp24
-rw-r--r--clang/lib/AST/StmtPrinter.cpp62
-rw-r--r--clang/lib/AST/TextNodeDumper.cpp6
5 files changed, 103 insertions, 11 deletions
diff --git a/clang/lib/AST/ASTImporter.cpp b/clang/lib/AST/ASTImporter.cpp
index 8d930ea..e973011 100644
--- a/clang/lib/AST/ASTImporter.cpp
+++ b/clang/lib/AST/ASTImporter.cpp
@@ -6339,9 +6339,10 @@ ExpectedStmt ASTNodeImporter::VisitCompoundStmt(CompoundStmt *S) {
if (!ToRBracLocOrErr)
return ToRBracLocOrErr.takeError();
- return CompoundStmt::Create(
- Importer.getToContext(), ToStmts,
- *ToLBracLocOrErr, *ToRBracLocOrErr);
+ FPOptionsOverride FPO =
+ S->hasStoredFPFeatures() ? S->getStoredFPFeatures() : FPOptionsOverride();
+ return CompoundStmt::Create(Importer.getToContext(), ToStmts, FPO,
+ *ToLBracLocOrErr, *ToRBracLocOrErr);
}
ExpectedStmt ASTNodeImporter::VisitCaseStmt(CaseStmt *S) {
diff --git a/clang/lib/AST/JSONNodeDumper.cpp b/clang/lib/AST/JSONNodeDumper.cpp
index ae585de..87e4255 100644
--- a/clang/lib/AST/JSONNodeDumper.cpp
+++ b/clang/lib/AST/JSONNodeDumper.cpp
@@ -1692,3 +1692,18 @@ void JSONNodeDumper::visitVerbatimLineComment(
const comments::VerbatimLineComment *C, const comments::FullComment *) {
JOS.attribute("text", C->getText());
}
+
+llvm::json::Object JSONNodeDumper::createFPOptions(FPOptionsOverride FPO) {
+ llvm::json::Object Ret;
+#define OPTION(NAME, TYPE, WIDTH, PREVIOUS) \
+ if (FPO.has##NAME##Override()) \
+ Ret.try_emplace(#NAME, static_cast<unsigned>(FPO.get##NAME##Override()));
+#include "clang/Basic/FPOptions.def"
+ return Ret;
+}
+
+void JSONNodeDumper::VisitCompoundStmt(const CompoundStmt *S) {
+ VisitStmt(S);
+ if (S->hasStoredFPFeatures())
+ JOS.attribute("fpoptions", createFPOptions(S->getStoredFPFeatures()));
+}
diff --git a/clang/lib/AST/Stmt.cpp b/clang/lib/AST/Stmt.cpp
index d562717..8eae04d 100644
--- a/clang/lib/AST/Stmt.cpp
+++ b/clang/lib/AST/Stmt.cpp
@@ -361,11 +361,14 @@ int64_t Stmt::getID(const ASTContext &Context) const {
return Context.getAllocator().identifyKnownAlignedObject<Stmt>(this);
}
-CompoundStmt::CompoundStmt(ArrayRef<Stmt *> Stmts, SourceLocation LB,
- SourceLocation RB)
+CompoundStmt::CompoundStmt(ArrayRef<Stmt *> Stmts, FPOptionsOverride FPFeatures,
+ SourceLocation LB, SourceLocation RB)
: Stmt(CompoundStmtClass), LBraceLoc(LB), RBraceLoc(RB) {
CompoundStmtBits.NumStmts = Stmts.size();
+ CompoundStmtBits.HasFPFeatures = FPFeatures.requiresTrailingStorage();
setStmts(Stmts);
+ if (hasStoredFPFeatures())
+ setStoredFPFeatures(FPFeatures);
}
void CompoundStmt::setStmts(ArrayRef<Stmt *> Stmts) {
@@ -376,18 +379,23 @@ void CompoundStmt::setStmts(ArrayRef<Stmt *> Stmts) {
}
CompoundStmt *CompoundStmt::Create(const ASTContext &C, ArrayRef<Stmt *> Stmts,
+ FPOptionsOverride FPFeatures,
SourceLocation LB, SourceLocation RB) {
void *Mem =
- C.Allocate(totalSizeToAlloc<Stmt *>(Stmts.size()), alignof(CompoundStmt));
- return new (Mem) CompoundStmt(Stmts, LB, RB);
+ C.Allocate(totalSizeToAlloc<Stmt *, FPOptionsOverride>(
+ Stmts.size(), FPFeatures.requiresTrailingStorage()),
+ alignof(CompoundStmt));
+ return new (Mem) CompoundStmt(Stmts, FPFeatures, LB, RB);
}
-CompoundStmt *CompoundStmt::CreateEmpty(const ASTContext &C,
- unsigned NumStmts) {
- void *Mem =
- C.Allocate(totalSizeToAlloc<Stmt *>(NumStmts), alignof(CompoundStmt));
+CompoundStmt *CompoundStmt::CreateEmpty(const ASTContext &C, unsigned NumStmts,
+ bool HasFPFeatures) {
+ void *Mem = C.Allocate(
+ totalSizeToAlloc<Stmt *, FPOptionsOverride>(NumStmts, HasFPFeatures),
+ alignof(CompoundStmt));
CompoundStmt *New = new (Mem) CompoundStmt(EmptyShell());
New->CompoundStmtBits.NumStmts = NumStmts;
+ New->CompoundStmtBits.HasFPFeatures = HasFPFeatures;
return New;
}
diff --git a/clang/lib/AST/StmtPrinter.cpp b/clang/lib/AST/StmtPrinter.cpp
index 0a959fa..8d77850 100644
--- a/clang/lib/AST/StmtPrinter.cpp
+++ b/clang/lib/AST/StmtPrinter.cpp
@@ -128,6 +128,7 @@ namespace {
void PrintRawSEHFinallyStmt(SEHFinallyStmt *S);
void PrintOMPExecutableDirective(OMPExecutableDirective *S,
bool ForceNoStmt = false);
+ void PrintFPPragmas(CompoundStmt *S);
void PrintExpr(Expr *E) {
if (E)
@@ -174,12 +175,73 @@ namespace {
/// with no newline after the }.
void StmtPrinter::PrintRawCompoundStmt(CompoundStmt *Node) {
OS << "{" << NL;
+ PrintFPPragmas(Node);
for (auto *I : Node->body())
PrintStmt(I);
Indent() << "}";
}
+void StmtPrinter::PrintFPPragmas(CompoundStmt *S) {
+ if (!S->hasStoredFPFeatures())
+ return;
+ FPOptionsOverride FPO = S->getStoredFPFeatures();
+ bool FEnvAccess = false;
+ if (FPO.hasAllowFEnvAccessOverride()) {
+ FEnvAccess = FPO.getAllowFEnvAccessOverride();
+ Indent() << "#pragma STDC FENV_ACCESS " << (FEnvAccess ? "ON" : "OFF")
+ << NL;
+ }
+ if (FPO.hasSpecifiedExceptionModeOverride()) {
+ LangOptions::FPExceptionModeKind EM =
+ FPO.getSpecifiedExceptionModeOverride();
+ if (!FEnvAccess || EM != LangOptions::FPE_Strict) {
+ Indent() << "#pragma clang fp exceptions(";
+ switch (FPO.getSpecifiedExceptionModeOverride()) {
+ default:
+ break;
+ case LangOptions::FPE_Ignore:
+ OS << "ignore";
+ break;
+ case LangOptions::FPE_MayTrap:
+ OS << "maytrap";
+ break;
+ case LangOptions::FPE_Strict:
+ OS << "strict";
+ break;
+ }
+ OS << ")\n";
+ }
+ }
+ if (FPO.hasConstRoundingModeOverride()) {
+ LangOptions::RoundingMode RM = FPO.getConstRoundingModeOverride();
+ Indent() << "#pragma STDC FENV_ROUND ";
+ switch (RM) {
+ case llvm::RoundingMode::TowardZero:
+ OS << "FE_TOWARDZERO";
+ break;
+ case llvm::RoundingMode::NearestTiesToEven:
+ OS << "FE_TONEAREST";
+ break;
+ case llvm::RoundingMode::TowardPositive:
+ OS << "FE_UPWARD";
+ break;
+ case llvm::RoundingMode::TowardNegative:
+ OS << "FE_DOWNWARD";
+ break;
+ case llvm::RoundingMode::NearestTiesToAway:
+ OS << "FE_TONEARESTFROMZERO";
+ break;
+ case llvm::RoundingMode::Dynamic:
+ OS << "FE_DYNAMIC";
+ break;
+ default:
+ llvm_unreachable("Invalid rounding mode");
+ }
+ OS << NL;
+ }
+}
+
void StmtPrinter::PrintRawDecl(Decl *D) {
D->print(OS, Policy, IndentLevel);
}
diff --git a/clang/lib/AST/TextNodeDumper.cpp b/clang/lib/AST/TextNodeDumper.cpp
index 7c48fd2..79e9fa6 100644
--- a/clang/lib/AST/TextNodeDumper.cpp
+++ b/clang/lib/AST/TextNodeDumper.cpp
@@ -2371,3 +2371,9 @@ void TextNodeDumper::VisitBlockDecl(const BlockDecl *D) {
void TextNodeDumper::VisitConceptDecl(const ConceptDecl *D) {
dumpName(D);
}
+
+void TextNodeDumper::VisitCompoundStmt(const CompoundStmt *S) {
+ VisitStmt(S);
+ if (S->hasStoredFPFeatures())
+ printFPOptions(S->getStoredFPFeatures());
+}
generated by cgit v1.1 at 2025-08-01 21:58:07 +0000