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Add functions for adding and testing string attributes to CallInst. NFC.

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This change is needed later when I make changes to attach string function
attributes to llvm.trap and llvm.debugtrap.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241304 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka 2015-07-02 22:08:48 +00:00
parent 44bc052f4d
commit 7ef8957773
2 changed files with 23 additions and 9 deletions
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18
include/llvm/IR/Instructions.h
View File

@ -22,6 +22,7 @@
#include "llvm/IR/Attributes.h"
#include "llvm/IR/CallingConv.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/InstrTypes.h"
#include "llvm/Support/ErrorHandling.h"
#include <iterator>
@ -1508,6 +1509,9 @@ public:
/// addAttribute - adds the attribute to the list of attributes.
void addAttribute(unsigned i, Attribute::AttrKind attr);
/// addAttribute - adds the attribute to the list of attributes.
void addAttribute(unsigned i, StringRef Kind, StringRef Value);
/// removeAttribute - removes the attribute from the list of attributes.
void removeAttribute(unsigned i, Attribute attr);
@ -1525,6 +1529,11 @@ public:
return hasFnAttrImpl(A);
}
/// \brief Determine whether this call has the given attribute.
bool hasFnAttr(StringRef A) const {
return hasFnAttrImpl(A);
}
/// \brief Determine whether the call or the callee has the given attributes.
bool paramHasAttr(unsigned i, Attribute::AttrKind A) const;
@ -1651,7 +1660,14 @@ public:
}
private:
bool hasFnAttrImpl(Attribute::AttrKind A) const;
template<typename AttrKind>
bool hasFnAttrImpl(AttrKind A) const {
if (AttributeList.hasAttribute(AttributeSet::FunctionIndex, A))
return true;
if (const Function *F = getCalledFunction())
return F->getAttributes().hasAttribute(AttributeSet::FunctionIndex, A);
return false;
}
// Shadow Instruction::setInstructionSubclassData with a private forwarding
// method so that subclasses cannot accidentally use it.

14
lib/IR/Instructions.cpp
View File

@ -292,6 +292,12 @@ void CallInst::addAttribute(unsigned i, Attribute::AttrKind attr) {
setAttributes(PAL);
}
void CallInst::addAttribute(unsigned i, StringRef Kind, StringRef Value) {
AttributeSet PAL = getAttributes();
PAL = PAL.addAttribute(getContext(), i, Kind, Value);
setAttributes(PAL);
}
void CallInst::removeAttribute(unsigned i, Attribute attr) {
AttributeSet PAL = getAttributes();
AttrBuilder B(attr);
@ -313,14 +319,6 @@ void CallInst::addDereferenceableOrNullAttr(unsigned i, uint64_t Bytes) {
setAttributes(PAL);
}
bool CallInst::hasFnAttrImpl(Attribute::AttrKind A) const {
if (AttributeList.hasAttribute(AttributeSet::FunctionIndex, A))
return true;
if (const Function *F = getCalledFunction())
return F->getAttributes().hasAttribute(AttributeSet::FunctionIndex, A);
return false;
}
bool CallInst::paramHasAttr(unsigned i, Attribute::AttrKind A) const {
if (AttributeList.hasAttribute(i, A))
return true;