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Fill in a glaring omission in derived User classes, namely

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add efficient versions of op_begin and op_end. Up to now always those from User have been
called, which in most cases follow an indirection (OperandList) even if the exact Instruction 
type is known.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64331 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gabor Greif 2009-02-11 22:09:00 +00:00
parent fbef3101a5
commit 6cd093b56e
1 changed files with 28 additions and 0 deletions
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28
include/llvm/OperandTraits.h
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@ -119,6 +119,10 @@ struct HungoffOperandTraits {
public: \
inline VALUECLASS *getOperand(unsigned) const; \
inline void setOperand(unsigned, VALUECLASS*); \
inline op_iterator op_begin(); \
inline const_op_iterator op_begin() const; \
inline op_iterator op_end(); \
inline const_op_iterator op_end() const; \
protected: \
template <unsigned> inline Use &Op(); \
template <unsigned> inline const Use &Op() const; \
@ -127,6 +131,18 @@ struct HungoffOperandTraits {
/// Macro for generating out-of-class operand accessor definitions
#define DEFINE_TRANSPARENT_OPERAND_ACCESSORS(CLASS, VALUECLASS) \
CLASS::op_iterator CLASS::op_begin() { \
return OperandTraits<CLASS>::op_begin(this); \
} \
CLASS::const_op_iterator CLASS::op_begin() const { \
return OperandTraits<CLASS>::op_begin(const_cast<CLASS*>(this)); \
} \
CLASS::op_iterator CLASS::op_end() { \
return OperandTraits<CLASS>::op_end(this); \
} \
CLASS::const_op_iterator CLASS::op_end() const { \
return OperandTraits<CLASS>::op_end(const_cast<CLASS*>(this)); \
} \
VALUECLASS *CLASS::getOperand(unsigned i_nocapture) const { \
assert(i_nocapture < OperandTraits<CLASS>::operands(this) \
&& "getOperand() out of range!"); \
@ -153,6 +169,18 @@ template <unsigned Idx_nocapture> const Use &CLASS::Op() const { \
/// Macro for generating out-of-class operand accessor
/// definitions with casted result
#define DEFINE_TRANSPARENT_CASTED_OPERAND_ACCESSORS(CLASS, VALUECLASS) \
CLASS::op_iterator CLASS::op_begin() { \
return OperandTraits<CLASS>::op_begin(this); \
} \
CLASS::const_op_iterator CLASS::op_begin() const { \
return OperandTraits<CLASS>::op_begin(const_cast<CLASS*>(this)); \
} \
CLASS::op_iterator CLASS::op_end() { \
return OperandTraits<CLASS>::op_end(this); \
} \
CLASS::const_op_iterator CLASS::op_end() const { \
return OperandTraits<CLASS>::op_end(const_cast<CLASS*>(this)); \
} \
VALUECLASS *CLASS::getOperand(unsigned i_nocapture) const { \
assert(i_nocapture < OperandTraits<CLASS>::operands(this) \
&& "getOperand() out of range!"); \