clang  6.0.0svn
Public Types | Public Member Functions | Static Public Member Functions | Protected Member Functions | Protected Attributes | Friends | List of all members
clang::AsmStmt Class Reference

AsmStmt is the base class for GCCAsmStmt and MSAsmStmt. More...

#include "clang/AST/Stmt.h"

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Public Types

using inputs_iterator = ExprIterator
 
using const_inputs_iterator = ConstExprIterator
 
using inputs_range = llvm::iterator_range< inputs_iterator >
 
using inputs_const_range = llvm::iterator_range< const_inputs_iterator >
 
using outputs_iterator = ExprIterator
 
using const_outputs_iterator = ConstExprIterator
 
using outputs_range = llvm::iterator_range< outputs_iterator >
 
using outputs_const_range = llvm::iterator_range< const_outputs_iterator >
 
- Public Types inherited from clang::Stmt
enum  StmtClass { NoStmtClass = 0 }
 
using child_iterator = StmtIterator
 Child Iterators: All subclasses must implement 'children' to permit easy iteration over the substatements/subexpessions of an AST node. More...
 
using const_child_iterator = ConstStmtIterator
 
using child_range = llvm::iterator_range< child_iterator >
 
using const_child_range = llvm::iterator_range< const_child_iterator >
 

Public Member Functions

 AsmStmt (StmtClass SC, EmptyShell Empty)
 Build an empty inline-assembly statement. More...
 
SourceLocation getAsmLoc () const
 
void setAsmLoc (SourceLocation L)
 
bool isSimple () const
 
void setSimple (bool V)
 
bool isVolatile () const
 
void setVolatile (bool V)
 
SourceLocation getLocStart () const LLVM_READONLY
 
SourceLocation getLocEnd () const LLVM_READONLY
 
std::string generateAsmString (const ASTContext &C) const
 Assemble final IR asm string. More...
 
unsigned getNumOutputs () const
 
StringRef getOutputConstraint (unsigned i) const
 getOutputConstraint - Return the constraint string for the specified output operand. More...
 
bool isOutputPlusConstraint (unsigned i) const
 isOutputPlusConstraint - Return true if the specified output constraint is a "+" constraint (which is both an input and an output) or false if it is an "=" constraint (just an output). More...
 
const ExprgetOutputExpr (unsigned i) const
 
unsigned getNumPlusOperands () const
 getNumPlusOperands - Return the number of output operands that have a "+" constraint. More...
 
unsigned getNumInputs () const
 
StringRef getInputConstraint (unsigned i) const
 getInputConstraint - Return the specified input constraint. More...
 
const ExprgetInputExpr (unsigned i) const
 
unsigned getNumClobbers () const
 
StringRef getClobber (unsigned i) const
 
inputs_iterator begin_inputs ()
 
inputs_iterator end_inputs ()
 
inputs_range inputs ()
 
const_inputs_iterator begin_inputs () const
 
const_inputs_iterator end_inputs () const
 
inputs_const_range inputs () const
 
outputs_iterator begin_outputs ()
 
outputs_iterator end_outputs ()
 
outputs_range outputs ()
 
const_outputs_iterator begin_outputs () const
 
const_outputs_iterator end_outputs () const
 
outputs_const_range outputs () const
 
child_range children ()
 
- Public Member Functions inherited from clang::Stmt
void * operator new (size_t bytes, const ASTContext &C, unsigned alignment=8)
 
void * operator new (size_t bytes, const ASTContext *C, unsigned alignment=8)
 
void * operator new (size_t bytes, void *mem) noexcept
 
void operator delete (void *, const ASTContext &, unsigned) noexcept
 
void operator delete (void *, const ASTContext *, unsigned) noexcept
 
void operator delete (void *, size_t) noexcept
 
void operator delete (void *, void *) noexcept
 
 Stmt (StmtClass SC)
 
StmtClass getStmtClass () const
 
const char * getStmtClassName () const
 
SourceRange getSourceRange () const LLVM_READONLY
 SourceLocation tokens are not useful in isolation - they are low level value objects created/interpreted by SourceManager. More...
 
SourceLocation getLocStart () const LLVM_READONLY
 
SourceLocation getLocEnd () const LLVM_READONLY
 
void dump () const
 Dumps the specified AST fragment and all subtrees to llvm::errs(). More...
 
void dump (SourceManager &SM) const
 
void dump (raw_ostream &OS, SourceManager &SM) const
 
void dump (raw_ostream &OS) const
 
void dumpColor () const
 dumpColor - same as dump(), but forces color highlighting. More...
 
void dumpPretty (const ASTContext &Context) const
 dumpPretty/printPretty - These two methods do a "pretty print" of the AST back to its original source language syntax. More...
 
void printPretty (raw_ostream &OS, PrinterHelper *Helper, const PrintingPolicy &Policy, unsigned Indentation=0, const ASTContext *Context=nullptr) const
 
void viewAST () const
 viewAST - Visualize an AST rooted at this Stmt* using GraphViz. More...
 
StmtIgnoreImplicit ()
 Skip past any implicit AST nodes which might surround this statement, such as ExprWithCleanups or ImplicitCastExpr nodes. More...
 
const StmtIgnoreImplicit () const
 
StmtIgnoreContainers (bool IgnoreCaptured=false)
 Skip no-op (attributed, compound) container stmts and skip captured stmt at the top, if IgnoreCaptured is true. More...
 
const StmtIgnoreContainers (bool IgnoreCaptured=false) const
 
const StmtstripLabelLikeStatements () const
 Strip off all label-like statements. More...
 
StmtstripLabelLikeStatements ()
 
child_range children ()
 
const_child_range children () const
 
child_iterator child_begin ()
 
child_iterator child_end ()
 
const_child_iterator child_begin () const
 
const_child_iterator child_end () const
 
void Profile (llvm::FoldingSetNodeID &ID, const ASTContext &Context, bool Canonical) const
 Produce a unique representation of the given statement. More...
 
void ProcessODRHash (llvm::FoldingSetNodeID &ID, ODRHash &Hash) const
 Calculate a unique representation for a statement that is stable across compiler invocations. More...
 

Static Public Member Functions

static bool classof (const Stmt *T)
 
- Static Public Member Functions inherited from clang::Stmt
static void addStmtClass (const StmtClass s)
 
static void EnableStatistics ()
 
static void PrintStats ()
 

Protected Member Functions

 AsmStmt (StmtClass SC, SourceLocation asmloc, bool issimple, bool isvolatile, unsigned numoutputs, unsigned numinputs, unsigned numclobbers)
 
- Protected Member Functions inherited from clang::Stmt
void * operator new (size_t bytes) noexcept
 
void operator delete (void *data) noexcept
 
 Stmt (StmtClass SC, EmptyShell)
 Construct an empty statement. More...
 

Protected Attributes

SourceLocation AsmLoc
 
bool IsSimple
 True if the assembly statement does not have any input or output operands. More...
 
bool IsVolatile
 If true, treat this inline assembly as having side effects. More...
 
unsigned NumOutputs
 
unsigned NumInputs
 
unsigned NumClobbers
 
Stmt ** Exprs = nullptr
 
- Protected Attributes inherited from clang::Stmt
union {
   StmtBitfields   StmtBits
 
   CompoundStmtBitfields   CompoundStmtBits
 
   IfStmtBitfields   IfStmtBits
 
   ExprBitfields   ExprBits
 
   CharacterLiteralBitfields   CharacterLiteralBits
 
   FloatingLiteralBitfields   FloatingLiteralBits
 
   UnaryExprOrTypeTraitExprBitfields   UnaryExprOrTypeTraitExprBits
 
   DeclRefExprBitfields   DeclRefExprBits
 
   CastExprBitfields   CastExprBits
 
   CallExprBitfields   CallExprBits
 
   ExprWithCleanupsBitfields   ExprWithCleanupsBits
 
   PseudoObjectExprBitfields   PseudoObjectExprBits
 
   ObjCIndirectCopyRestoreExprBitfields   ObjCIndirectCopyRestoreExprBits
 
   InitListExprBitfields   InitListExprBits
 
   TypeTraitExprBitfields   TypeTraitExprBits
 
   CoawaitExprBitfields   CoawaitBits
 
}; 
 

Friends

class ASTStmtReader
 

Additional Inherited Members

- Protected Types inherited from clang::Stmt
enum  { NumStmtBits = 8 }
 
enum  { NumExprBits = 17 }
 
enum  APFloatSemantics {
  IEEEhalf, IEEEsingle, IEEEdouble, x87DoubleExtended,
  IEEEquad, PPCDoubleDouble
}
 

Detailed Description

AsmStmt is the base class for GCCAsmStmt and MSAsmStmt.

Definition at line 1461 of file Stmt.h.

Member Typedef Documentation

◆ const_inputs_iterator

Definition at line 1553 of file Stmt.h.

◆ const_outputs_iterator

Definition at line 1582 of file Stmt.h.

◆ inputs_const_range

Definition at line 1555 of file Stmt.h.

◆ inputs_iterator

Definition at line 1552 of file Stmt.h.

◆ inputs_range

using clang::AsmStmt::inputs_range = llvm::iterator_range<inputs_iterator>

Definition at line 1554 of file Stmt.h.

◆ outputs_const_range

Definition at line 1584 of file Stmt.h.

◆ outputs_iterator

Definition at line 1581 of file Stmt.h.

◆ outputs_range

using clang::AsmStmt::outputs_range = llvm::iterator_range<outputs_iterator>

Definition at line 1583 of file Stmt.h.

Constructor & Destructor Documentation

◆ AsmStmt() [1/2]

clang::AsmStmt::AsmStmt ( StmtClass  SC,
SourceLocation  asmloc,
bool  issimple,
bool  isvolatile,
unsigned  numoutputs,
unsigned  numinputs,
unsigned  numclobbers 
)
inlineprotected

Definition at line 1481 of file Stmt.h.

◆ AsmStmt() [2/2]

clang::AsmStmt::AsmStmt ( StmtClass  SC,
EmptyShell  Empty 
)
inlineexplicit

Build an empty inline-assembly statement.

Definition at line 1489 of file Stmt.h.

Member Function Documentation

◆ begin_inputs() [1/2]

inputs_iterator clang::AsmStmt::begin_inputs ( )
inline

Definition at line 1557 of file Stmt.h.

◆ begin_inputs() [2/2]

const_inputs_iterator clang::AsmStmt::begin_inputs ( ) const
inline

Definition at line 1567 of file Stmt.h.

◆ begin_outputs() [1/2]

outputs_iterator clang::AsmStmt::begin_outputs ( )
inline

Definition at line 1586 of file Stmt.h.

◆ begin_outputs() [2/2]

const_outputs_iterator clang::AsmStmt::begin_outputs ( ) const
inline

Definition at line 1598 of file Stmt.h.

◆ children()

child_range clang::AsmStmt::children ( )
inline

Definition at line 1610 of file Stmt.h.

◆ classof()

static bool clang::AsmStmt::classof ( const Stmt T)
inlinestatic

Definition at line 1545 of file Stmt.h.

References clang::Stmt::getStmtClass().

◆ end_inputs() [1/2]

inputs_iterator clang::AsmStmt::end_inputs ( )
inline

Definition at line 1561 of file Stmt.h.

◆ end_inputs() [2/2]

const_inputs_iterator clang::AsmStmt::end_inputs ( ) const
inline

Definition at line 1571 of file Stmt.h.

◆ end_outputs() [1/2]

outputs_iterator clang::AsmStmt::end_outputs ( )
inline

Definition at line 1590 of file Stmt.h.

◆ end_outputs() [2/2]

const_outputs_iterator clang::AsmStmt::end_outputs ( ) const
inline

Definition at line 1602 of file Stmt.h.

◆ generateAsmString()

std::string AsmStmt::generateAsmString ( const ASTContext C) const

Assemble final IR asm string.

Definition at line 350 of file Stmt.cpp.

◆ getAsmLoc()

SourceLocation clang::AsmStmt::getAsmLoc ( ) const
inline

Definition at line 1491 of file Stmt.h.

◆ getClobber()

StringRef AsmStmt::getClobber ( unsigned  i) const

Definition at line 390 of file Stmt.cpp.

◆ getInputConstraint()

StringRef AsmStmt::getInputConstraint ( unsigned  i) const

getInputConstraint - Return the specified input constraint.

Unlike output constraints, these can be empty.

Definition at line 374 of file Stmt.cpp.

◆ getInputExpr()

const Expr * AsmStmt::getInputExpr ( unsigned  i) const

Definition at line 382 of file Stmt.cpp.

◆ getLocEnd()

SourceLocation clang::AsmStmt::getLocEnd ( ) const
inline

Definition at line 1501 of file Stmt.h.

References AttributeLangSupport::C.

◆ getLocStart()

SourceLocation clang::AsmStmt::getLocStart ( ) const
inline

Definition at line 1500 of file Stmt.h.

◆ getNumClobbers()

unsigned clang::AsmStmt::getNumClobbers ( ) const
inline

Definition at line 1542 of file Stmt.h.

◆ getNumInputs()

unsigned clang::AsmStmt::getNumInputs ( ) const
inline

Definition at line 1532 of file Stmt.h.

◆ getNumOutputs()

unsigned clang::AsmStmt::getNumOutputs ( ) const
inline

Definition at line 1510 of file Stmt.h.

◆ getNumPlusOperands()

unsigned AsmStmt::getNumPlusOperands ( ) const

getNumPlusOperands - Return the number of output operands that have a "+" constraint.

Definition at line 400 of file Stmt.cpp.

◆ getOutputConstraint()

StringRef AsmStmt::getOutputConstraint ( unsigned  i) const

getOutputConstraint - Return the constraint string for the specified output operand.

All output constraints are known to be non-empty (either '=' or '+').

Definition at line 358 of file Stmt.cpp.

◆ getOutputExpr()

const Expr * AsmStmt::getOutputExpr ( unsigned  i) const

Definition at line 366 of file Stmt.cpp.

◆ inputs() [1/2]

inputs_range clang::AsmStmt::inputs ( )
inline

Definition at line 1565 of file Stmt.h.

◆ inputs() [2/2]

inputs_const_range clang::AsmStmt::inputs ( ) const
inline

Definition at line 1575 of file Stmt.h.

◆ isOutputPlusConstraint()

bool clang::AsmStmt::isOutputPlusConstraint ( unsigned  i) const
inline

isOutputPlusConstraint - Return true if the specified output constraint is a "+" constraint (which is both an input and an output) or false if it is an "=" constraint (just an output).

Definition at line 1520 of file Stmt.h.

◆ isSimple()

bool clang::AsmStmt::isSimple ( ) const
inline

Definition at line 1494 of file Stmt.h.

◆ isVolatile()

bool clang::AsmStmt::isVolatile ( ) const
inline

Definition at line 1497 of file Stmt.h.

◆ outputs() [1/2]

outputs_range clang::AsmStmt::outputs ( )
inline

Definition at line 1594 of file Stmt.h.

Referenced by clang::ento::ExprEngine::VisitGCCAsmStmt().

◆ outputs() [2/2]

outputs_const_range clang::AsmStmt::outputs ( ) const
inline

Definition at line 1606 of file Stmt.h.

◆ setAsmLoc()

void clang::AsmStmt::setAsmLoc ( SourceLocation  L)
inline

Definition at line 1492 of file Stmt.h.

◆ setSimple()

void clang::AsmStmt::setSimple ( bool  V)
inline

Definition at line 1495 of file Stmt.h.

◆ setVolatile()

void clang::AsmStmt::setVolatile ( bool  V)
inline

Definition at line 1498 of file Stmt.h.

Friends And Related Function Documentation

◆ ASTStmtReader

friend class ASTStmtReader
friend

Definition at line 1463 of file Stmt.h.

Member Data Documentation

◆ AsmLoc

SourceLocation clang::AsmStmt::AsmLoc
protected

Definition at line 1465 of file Stmt.h.

◆ Exprs

Stmt** clang::AsmStmt::Exprs = nullptr
protected

Definition at line 1479 of file Stmt.h.

Referenced by copyIntoContext().

◆ IsSimple

bool clang::AsmStmt::IsSimple
protected

True if the assembly statement does not have any input or output operands.

Definition at line 1469 of file Stmt.h.

◆ IsVolatile

bool clang::AsmStmt::IsVolatile
protected

If true, treat this inline assembly as having side effects.

This assembly statement should not be optimized, deleted or moved.

Definition at line 1473 of file Stmt.h.

◆ NumClobbers

unsigned clang::AsmStmt::NumClobbers
protected

Definition at line 1477 of file Stmt.h.

Referenced by copyIntoContext(), and clang::GCCAsmStmt::GCCAsmStmt().

◆ NumInputs

unsigned clang::AsmStmt::NumInputs
protected

Definition at line 1476 of file Stmt.h.

Referenced by copyIntoContext(), and clang::GCCAsmStmt::GCCAsmStmt().

◆ NumOutputs

unsigned clang::AsmStmt::NumOutputs
protected

Definition at line 1475 of file Stmt.h.

Referenced by copyIntoContext(), and clang::GCCAsmStmt::GCCAsmStmt().


The documentation for this class was generated from the following files: