microsoft
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clang-1
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Convert asm statement action to smart pointers. 

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@62464 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sebastian Redl 2009-01-18 16:53:17 +00:00
Родитель 4cffe2fd5c
Коммит 3037ed0a27
5 изменённых файлов: 103 добавлений и 111 удалений
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27
Driver/PrintParserCallbacks.cpp
Просмотреть файл

@ -365,22 +365,21 @@ namespace {
llvm::cout << __FUNCTION__ << "\n";
return StmtEmpty();
}
virtual StmtResult ActOnAsmStmt(SourceLocation AsmLoc,
bool IsSimple,
bool IsVolatile,
unsigned NumOutputs,
unsigned NumInputs,
std::string *Names,
ExprTy **Constraints,
ExprTy **Exprs,
ExprTy *AsmString,
unsigned NumClobbers,
ExprTy **Clobbers,
SourceLocation RParenLoc) {
virtual OwningStmtResult ActOnAsmStmt(SourceLocation AsmLoc,
bool IsSimple,
bool IsVolatile,
unsigned NumOutputs,
unsigned NumInputs,
std::string *Names,
MultiExprArg Constraints,
MultiExprArg Exprs,
ExprArg AsmString,
MultiExprArg Clobbers,
SourceLocation RParenLoc) {
llvm::cout << __FUNCTION__ << "\n";
return 0;
return StmtEmpty();
}
// Objective-c statements
virtual StmtResult ActOnObjCAtCatchStmt(SourceLocation AtLoc,
SourceLocation RParen, StmtTy *Parm,

27
include/clang/Parse/Action.h
Просмотреть файл

@ -459,21 +459,20 @@ public:
ExprArg RetValExp) {
return StmtEmpty();
}
virtual StmtResult ActOnAsmStmt(SourceLocation AsmLoc,
bool IsSimple,
bool IsVolatile,
unsigned NumOutputs,
unsigned NumInputs,
std::string *Names,
ExprTy **Constraints,
ExprTy **Exprs,
ExprTy *AsmString,
unsigned NumClobbers,
ExprTy **Clobbers,
SourceLocation RParenLoc) {
return 0;
virtual OwningStmtResult ActOnAsmStmt(SourceLocation AsmLoc,
bool IsSimple,
bool IsVolatile,
unsigned NumOutputs,
unsigned NumInputs,
std::string *Names,
MultiExprArg Constraints,
MultiExprArg Exprs,
ExprArg AsmString,
MultiExprArg Clobbers,
SourceLocation RParenLoc) {
return StmtEmpty();
}
// Objective-c statements
virtual StmtResult ActOnObjCAtCatchStmt(SourceLocation AtLoc,
SourceLocation RParen, StmtTy *Parm,

11
lib/Parse/ParseStmt.cpp
Просмотреть файл

@ -1155,12 +1155,11 @@ Parser::OwningStmtResult Parser::ParseAsmStatement(bool &msAsm) {
RParenLoc = MatchRHSPunctuation(tok::r_paren, Loc);
}
return Owned(Actions.ActOnAsmStmt(AsmLoc, isSimple, isVolatile,
NumOutputs, NumInputs,
&Names[0], Constraints.take(),
Exprs.take(), AsmString.release(),
Clobbers.size(), Clobbers.take(),
RParenLoc));
return Actions.ActOnAsmStmt(AsmLoc, isSimple, isVolatile,
NumOutputs, NumInputs, &Names[0],
move_convert(Constraints), move_convert(Exprs),
move_convert(AsmString), move_convert(Clobbers),
RParenLoc);
}
/// ParseAsmOperands - Parse the asm-operands production as used by

23
lib/Sema/Sema.h
Просмотреть файл

@ -901,18 +901,17 @@ public:
OwningStmtResult ActOnBlockReturnStmt(SourceLocation ReturnLoc,
Expr *RetValExp);
virtual StmtResult ActOnAsmStmt(SourceLocation AsmLoc,
bool IsSimple,
bool IsVolatile,
unsigned NumOutputs,
unsigned NumInputs,
std::string *Names,
ExprTy **Constraints,
ExprTy **Exprs,
ExprTy *AsmString,
unsigned NumClobbers,
ExprTy **Clobbers,
SourceLocation RParenLoc);
virtual OwningStmtResult ActOnAsmStmt(SourceLocation AsmLoc,
bool IsSimple,
bool IsVolatile,
unsigned NumOutputs,
unsigned NumInputs,
std::string *Names,
MultiExprArg Constraints,
MultiExprArg Exprs,
ExprArg AsmString,
MultiExprArg Clobbers,
SourceLocation RParenLoc);
virtual StmtResult ActOnObjCAtCatchStmt(SourceLocation AtLoc,
SourceLocation RParen, StmtTy *Parm,

126
lib/Sema/SemaStmt.cpp
Просмотреть файл

@ -831,112 +831,108 @@ Sema::ActOnReturnStmt(SourceLocation ReturnLoc, ExprArg rex) {
return Owned(new ReturnStmt(ReturnLoc, RetValExp));
}
Sema::StmtResult Sema::ActOnAsmStmt(SourceLocation AsmLoc,
bool IsSimple,
bool IsVolatile,
unsigned NumOutputs,
unsigned NumInputs,
std::string *Names,
ExprTy **constraints,
ExprTy **exprs,
ExprTy *asmString,
unsigned NumClobbers,
ExprTy **clobbers,
SourceLocation RParenLoc) {
StringLiteral **Constraints = reinterpret_cast<StringLiteral**>(constraints);
Expr **Exprs = reinterpret_cast<Expr **>(exprs);
StringLiteral *AsmString = cast<StringLiteral>((Expr *)asmString);
StringLiteral **Clobbers = reinterpret_cast<StringLiteral**>(clobbers);
Sema::OwningStmtResult Sema::ActOnAsmStmt(SourceLocation AsmLoc,
bool IsSimple,
bool IsVolatile,
unsigned NumOutputs,
unsigned NumInputs,
std::string *Names,
MultiExprArg constraints,
MultiExprArg exprs,
ExprArg asmString,
MultiExprArg clobbers,
SourceLocation RParenLoc) {
unsigned NumClobbers = clobbers.size();
StringLiteral **Constraints =
reinterpret_cast<StringLiteral**>(constraints.get());
Expr **Exprs = reinterpret_cast<Expr **>(exprs.get());
StringLiteral *AsmString = cast<StringLiteral>((Expr *)asmString.get());
StringLiteral **Clobbers = reinterpret_cast<StringLiteral**>(clobbers.get());
// The parser verifies that there is a string literal here.
if (AsmString->isWide())
// FIXME: We currently leak memory here.
return Diag(AsmString->getLocStart(), diag::err_asm_wide_character)
<< AsmString->getSourceRange();
return StmtError(Diag(AsmString->getLocStart(),diag::err_asm_wide_character)
<< AsmString->getSourceRange());
for (unsigned i = 0; i != NumOutputs; i++) {
StringLiteral *Literal = Constraints[i];
if (Literal->isWide())
// FIXME: We currently leak memory here.
return Diag(Literal->getLocStart(), diag::err_asm_wide_character)
<< Literal->getSourceRange();
return StmtError(Diag(Literal->getLocStart(),diag::err_asm_wide_character)
<< Literal->getSourceRange());
std::string OutputConstraint(Literal->getStrData(),
Literal->getByteLength());
TargetInfo::ConstraintInfo info;
if (!Context.Target.validateOutputConstraint(OutputConstraint.c_str(),info))
// FIXME: We currently leak memory here.
return Diag(Literal->getLocStart(),
diag::err_asm_invalid_output_constraint) << OutputConstraint;
return StmtError(Diag(Literal->getLocStart(),
diag::err_asm_invalid_output_constraint) << OutputConstraint);
// Check that the output exprs are valid lvalues.
ParenExpr *OutputExpr = cast<ParenExpr>(Exprs[i]);
Expr::isLvalueResult Result = OutputExpr->isLvalue(Context);
if (Result != Expr::LV_Valid) {
// FIXME: We currently leak memory here.
return Diag(OutputExpr->getSubExpr()->getLocStart(),
return StmtError(Diag(OutputExpr->getSubExpr()->getLocStart(),
diag::err_asm_invalid_lvalue_in_output)
<< OutputExpr->getSubExpr()->getSourceRange();
<< OutputExpr->getSubExpr()->getSourceRange());
}
}
for (unsigned i = NumOutputs, e = NumOutputs + NumInputs; i != e; i++) {
StringLiteral *Literal = Constraints[i];
if (Literal->isWide())
// FIXME: We currently leak memory here.
return Diag(Literal->getLocStart(), diag::err_asm_wide_character)
<< Literal->getSourceRange();
std::string InputConstraint(Literal->getStrData(),
return StmtError(Diag(Literal->getLocStart(),diag::err_asm_wide_character)
<< Literal->getSourceRange());
std::string InputConstraint(Literal->getStrData(),
Literal->getByteLength());
TargetInfo::ConstraintInfo info;
if (!Context.Target.validateInputConstraint(InputConstraint.c_str(),
&Names[0],
&Names[0] + NumOutputs, info)) {
// FIXME: We currently leak memory here.
return Diag(Literal->getLocStart(),
diag::err_asm_invalid_input_constraint) << InputConstraint;
return StmtError(Diag(Literal->getLocStart(),
diag::err_asm_invalid_input_constraint) << InputConstraint);
}
// Check that the input exprs aren't of type void.
ParenExpr *InputExpr = cast<ParenExpr>(Exprs[i]);
if (InputExpr->getType()->isVoidType()) {
// FIXME: We currently leak memory here.
return Diag(InputExpr->getSubExpr()->getLocStart(),
return StmtError(Diag(InputExpr->getSubExpr()->getLocStart(),
diag::err_asm_invalid_type_in_input)
<< InputExpr->getType() << InputConstraint
<< InputExpr->getSubExpr()->getSourceRange();
<< InputExpr->getSubExpr()->getSourceRange());
}
if (info & TargetInfo::CI_AllowsRegister)
DefaultFunctionArrayConversion(Exprs[i]);
}
// Check that the clobbers are valid.
for (unsigned i = 0; i != NumClobbers; i++) {
StringLiteral *Literal = Clobbers[i];
if (Literal->isWide())
// FIXME: We currently leak memory here.
return Diag(Literal->getLocStart(), diag::err_asm_wide_character)
<< Literal->getSourceRange();
llvm::SmallString<16> Clobber(Literal->getStrData(),
Literal->getStrData() +
return StmtError(Diag(Literal->getLocStart(),diag::err_asm_wide_character)
<< Literal->getSourceRange());
llvm::SmallString<16> Clobber(Literal->getStrData(),
Literal->getStrData() +
Literal->getByteLength());
if (!Context.Target.isValidGCCRegisterName(Clobber.c_str()))
// FIXME: We currently leak memory here.
return Diag(Literal->getLocStart(),
diag::err_asm_unknown_register_name) << Clobber.c_str();
return StmtError(Diag(Literal->getLocStart(),
diag::err_asm_unknown_register_name) << Clobber.c_str());
}
return new AsmStmt(AsmLoc, IsSimple, IsVolatile, NumOutputs, NumInputs,
Names, Constraints, Exprs, AsmString, NumClobbers,
Clobbers, RParenLoc);
constraints.release();
exprs.release();
asmString.release();
clobbers.release();
return Owned(new AsmStmt(AsmLoc, IsSimple, IsVolatile, NumOutputs, NumInputs,
Names, Constraints, Exprs, AsmString, NumClobbers,
Clobbers, RParenLoc));
}
Action::StmtResult