refcount on these correctly, and can end up referring to deleted 
attributes.  This fixes PR1881.

llvm-svn: 45525

get a profile.

llvm-svn: 45524

the initial value, while the type fields were not (this
is a qualified union type, so not all fields are always
present).  This resulted in the size of the corresponding
LLVM type being larger than the gcc TYPE_SIZE.

llvm-svn: 45522

not ordered by offset.

llvm-svn: 45520

llvm-svn: 45519

llvm-svn: 45518

own file.  Don't #include ParameterAttributes.h into any major
public header files: just move methods out of line as appropriate.

llvm-svn: 45517

llvm-svn: 45516

llvm-svn: 45515

llvm-svn: 45512

llvm-svn: 45511

llvm-svn: 45510

llvm-svn: 45509

SimulGraph: Inverted argument order when calling the Profile method of VertexTy
  (plus minor cleanups)
llvm-svn: 45508

llvm-svn: 45507

llvm-svn: 45506

llvm-svn: 45505

llvm-svn: 45504

llvm-svn: 45503

This is more flexible.

llvm-svn: 45502

llvm-svn: 45501

comparison for every builtin.  This reduces the depth of
the if/elseif chain dramatically.

llvm-svn: 45500

llvm-svn: 45499

check that register isn't 0 before going further.

llvm-svn: 45498

llvm-svn: 45497

llvm-svn: 45496

llvm-svn: 45495

llvm-svn: 45494

llvm-svn: 45493

instruction. Also, use "splice" to move the new instruction instead of
remove/insert (where it was leaking memory anyway).

llvm-svn: 45492

llvm-svn: 45491

llvm-svn: 45490

llvm-svn: 45489

make these headers compile.

llvm-svn: 45488

llvm-svn: 45487

llvm-svn: 45486

llvm-svn: 45485

llvm-svn: 45484

Make MachineRegisterInfo::getVRegDef more efficient by aiming the keep the def of the vreg at the start of the list, so the list doesn't need to be traversed.

llvm-svn: 45483

it now returns the machineinstr of the use.  To get the operand, use I.getOperand().

Add a new MachineRegisterInfo::replaceRegWith, which is basically like
Value::replaceAllUsesWith.

llvm-svn: 45482