#include "llvm/Type.h"
#include "llvm/Instructions.h"
+#include "llvm/IntrinsicInst.h" // FIXME: remove
#include "llvm/Function.h"
+#include "llvm/Support/CallSite.h"
#include "llvm/Support/LeakDetector.h"
using namespace llvm;
Instruction::Instruction(const Type *ty, unsigned it, Use *Ops, unsigned NumOps,
- const std::string &Name, Instruction *InsertBefore)
+ Instruction *InsertBefore)
: User(ty, Value::InstructionVal + it, Ops, NumOps), Parent(0) {
// Make sure that we get added to a basicblock
LeakDetector::addGarbageObject(this);
"Instruction to insert before is not in a basic block!");
InsertBefore->getParent()->getInstList().insert(InsertBefore, this);
}
- setName(Name);
}
Instruction::Instruction(const Type *ty, unsigned it, Use *Ops, unsigned NumOps,
- const std::string &Name, BasicBlock *InsertAtEnd)
+ BasicBlock *InsertAtEnd)
: User(ty, Value::InstructionVal + it, Ops, NumOps), Parent(0) {
// Make sure that we get added to a basicblock
LeakDetector::addGarbageObject(this);
// append this instruction into the basic block
assert(InsertAtEnd && "Basic block to append to may not be NULL!");
InsertAtEnd->getInstList().push_back(this);
- setName(Name);
-}
-
-Instruction::Instruction(const Type *ty, unsigned it, Use *Ops, unsigned NumOps,
- const char *Name, Instruction *InsertBefore)
- : User(ty, Value::InstructionVal + it, Ops, NumOps), Parent(0) {
- // Make sure that we get added to a basicblock
- LeakDetector::addGarbageObject(this);
-
- // If requested, insert this instruction into a basic block...
- if (InsertBefore) {
- assert(InsertBefore->getParent() &&
- "Instruction to insert before is not in a basic block!");
- InsertBefore->getParent()->getInstList().insert(InsertBefore, this);
- }
- if (Name && *Name) setName(Name);
-}
-
-Instruction::Instruction(const Type *ty, unsigned it, Use *Ops, unsigned NumOps,
- const char *Name, BasicBlock *InsertAtEnd)
- : User(ty, Value::InstructionVal + it, Ops, NumOps), Parent(0) {
- // Make sure that we get added to a basicblock
- LeakDetector::addGarbageObject(this);
-
- // append this instruction into the basic block
- assert(InsertAtEnd && "Basic block to append to may not be NULL!");
- InsertAtEnd->getInstList().push_back(this);
- if (Name && *Name) setName(Name);
}
switch (getOpcode()) {
default: return false;
case Instruction::Free:
- case Instruction::Store:
case Instruction::Invoke:
+ case Instruction::Store:
case Instruction::VAArg:
return true;
case Instruction::Call:
- if (const IntrinsicInst *II = dyn_cast<IntrinsicInst>(this)) {
- // If the intrinsic doesn't write memory, it is safe.
- }
- return true;
+ if (!isa<IntrinsicInst>(this))
+ return true; // FIXME: workaround gcc bootstrap breakage
+ return !cast<CallInst>(this)->onlyReadsMemory();
case Instruction::Load:
return cast<LoadInst>(this)->isVolatile();
}