//
// The LLVM Compiler Infrastructure
//
-// This file was developed by Chris Lattner and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
#define LLVM_INLINEASM_H
#include "llvm/Value.h"
-#include "llvm/System/IncludeFile.h"
#include <vector>
namespace llvm {
-struct AssemblyAnnotationWriter;
class PointerType;
class FunctionType;
class Module;
const std::string &getAsmString() const { return AsmString; }
const std::string &getConstraintString() const { return Constraints; }
- virtual void print(std::ostream &O) const { print(O, 0); }
- void print(std::ostream *O) const { if (O) print(*O); }
- void print(std::ostream &OS, AssemblyAnnotationWriter *AAW) const;
-
/// Verify - This static method can be used by the parser to check to see if
/// the specified constraint string is legal for the type. This returns true
/// if legal, false if not.
/// read. This is only ever set for an output operand.
bool isEarlyClobber;
- /// isIndirectOutput - If this is true for an output constraint, the address
- /// to store the output result is passed as an operand to the call.
- bool isIndirectOutput;
+ /// MatchingInput - If this is not -1, this is an output constraint where an
+ /// input constraint is required to match it (e.g. "0"). The value is the
+ /// constraint number that matches this one (for example, if this is
+ /// constraint #0 and constraint #4 has the value "0", this will be 4).
+ signed char MatchingInput;
- /// hasMatchingInput - This is set to true for an output constraint iff
- /// there is an input constraint that is required to match it (e.g. "0").
- bool hasMatchingInput;
+ /// hasMatchingInput - Return true if this is an output constraint that has
+ /// a matching input constraint.
+ bool hasMatchingInput() const { return MatchingInput != -1; }
/// isCommutative - This is set to true for a constraint that is commutative
/// with the next operand.
bool isCommutative;
+ /// isIndirect - True if this operand is an indirect operand. This means
+ /// that the address of the source or destination is present in the call
+ /// instruction, instead of it being returned or passed in explicitly. This
+ /// is represented with a '*' in the asm string.
+ bool isIndirect;
+
/// Code - The constraint code, either the register name (in braces) or the
/// constraint letter/number.
std::vector<std::string> Codes;
- /// Parse - Analyze the specified string (e.g. "==&{eax}") and fill in the
+ /// Parse - Analyze the specified string (e.g. "=*&{eax}") and fill in the
/// fields in this structure. If the constraint string is not understood,
/// return true, otherwise return false.
bool Parse(const std::string &Str,
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const InlineAsm *) { return true; }
static inline bool classof(const Value *V) {
- return V->getValueType() == Value::InlineAsmVal;
+ return V->getValueID() == Value::InlineAsmVal;
}
};
} // End llvm namespace
-// Make sure the InlineAsm.cpp file is linked when this one is #included.
-FORCE_DEFINING_FILE_TO_BE_LINKED(InlineAsm)
-
#endif