diff options
Diffstat (limited to 'include/llvm/IR/Function.h')
| -rw-r--r-- | include/llvm/IR/Function.h | 42 |
1 files changed, 30 insertions, 12 deletions
diff --git a/include/llvm/IR/Function.h b/include/llvm/IR/Function.h index 26d893b..0cd5afb 100644 --- a/include/llvm/IR/Function.h +++ b/include/llvm/IR/Function.h @@ -87,11 +87,14 @@ private: ValueSymbolTable *SymTab; ///< Symbol table of args/instructions AttributeSet AttributeSets; ///< Parameter attributes - // HasLazyArguments is stored in Value::SubclassData. - /*bool HasLazyArguments;*/ - - // The Calling Convention is stored in Value::SubclassData. - /*CallingConv::ID CallingConvention;*/ + /* + * Value::SubclassData + * + * bit 0 : HasLazyArguments + * bit 1 : HasPrefixData + * bit 2 : HasPrologueData + * bit 3-6: CallingConvention + */ friend class SymbolTableListTraits<Function, Module>; @@ -102,7 +105,7 @@ private: /// needs it. The hasLazyArguments predicate returns true if the arg list /// hasn't been set up yet. bool hasLazyArguments() const { - return getSubclassDataFromValue() & 1; + return getSubclassDataFromValue() & (1<<0); } void CheckLazyArguments() const { if (hasLazyArguments()) @@ -110,8 +113,8 @@ private: } void BuildLazyArguments() const; - Function(const Function&) LLVM_DELETED_FUNCTION; - void operator=(const Function&) LLVM_DELETED_FUNCTION; + Function(const Function&) = delete; + void operator=(const Function&) = delete; /// Do the actual lookup of an intrinsic ID when the query could not be /// answered from the cache. @@ -162,11 +165,11 @@ public: /// calling convention of this function. The enum values for the known /// calling conventions are defined in CallingConv.h. CallingConv::ID getCallingConv() const { - return static_cast<CallingConv::ID>(getSubclassDataFromValue() >> 2); + return static_cast<CallingConv::ID>(getSubclassDataFromValue() >> 3); } void setCallingConv(CallingConv::ID CC) { - setValueSubclassData((getSubclassDataFromValue() & 3) | - (static_cast<unsigned>(CC) << 2)); + setValueSubclassData((getSubclassDataFromValue() & 7) | + (static_cast<unsigned>(CC) << 3)); } /// @brief Return the attribute list for this Function. @@ -215,6 +218,11 @@ public: return AttributeSets.getAttribute(AttributeSet::FunctionIndex, Kind); } + /// \brief Return the stack alignment for the function. + unsigned getFnStackAlignment() const { + return AttributeSets.getStackAlignment(AttributeSet::FunctionIndex); + } + /// hasGC/getGC/setGC/clearGC - The name of the garbage collection algorithm /// to use during code generation. bool hasGC() const; @@ -231,6 +239,9 @@ public: /// @brief removes the attributes from the list of attributes. void removeAttributes(unsigned i, AttributeSet attr); + /// @brief adds the dereferenceable attribute to the list of attributes. + void addDereferenceableAttr(unsigned i, uint64_t Bytes); + /// @brief Extract the alignment for a call or parameter (0=unknown). unsigned getParamAlignment(unsigned i) const { return AttributeSets.getParamAlignment(i); @@ -448,12 +459,19 @@ public: bool arg_empty() const; bool hasPrefixData() const { - return getSubclassDataFromValue() & 2; + return getSubclassDataFromValue() & (1<<1); } Constant *getPrefixData() const; void setPrefixData(Constant *PrefixData); + bool hasPrologueData() const { + return getSubclassDataFromValue() & (1<<2); + } + + Constant *getPrologueData() const; + void setPrologueData(Constant *PrologueData); + /// viewCFG - This function is meant for use from the debugger. You can just /// say 'call F->viewCFG()' and a ghostview window should pop up from the /// program, displaying the CFG of the current function with the code for each |