llvm-svn: 90697

short x(short *A) {
  memset(A, 1, sizeof(*A)*100);
  return A[42];
}

to 'return 257' instead of doing the load.  

llvm-svn: 90695

llvm-svn: 90669

llvm-svn: 90668

llvm-svn: 90656

- Privatize a typedef.
- Call the InvalidateEntry when refining a type.

llvm-svn: 90655

llvm-svn: 90653

llvm-svn: 90650

integers that are constant except for a single bit (the same n-th bit in each).

llvm-svn: 90646

And separate the directory and file name with a '/'.

llvm-svn: 90641

llvm-svn: 90640

llvm-svn: 90639

isn't cluttered with things like "Llabel47:Llabel48:  movq  (%rsi), %xmm3"

llvm-svn: 90638

llvm-svn: 90637

instead of SelectionDAGISel.cpp.

llvm-svn: 90636

MachineBasicBlock::canFallThrough(), which is target-independent and more
thorough.

llvm-svn: 90634

llvm-svn: 90633

and that Instruction only. Implement this by setting the "current debug position"
back to Unknown after processing each instruction.

llvm-svn: 90632

Don't print "SrcLine"; just print the filename and line number, which
is obvious enough and more informative.

llvm-svn: 90631

the column number if it is not known. Handle the case of a missing filename
better.

llvm-svn: 90630

Remove an unneeded include.

llvm-svn: 90625

llvm-svn: 90621

llvm-svn: 90617

Use new interfaces to print spill size.

llvm-svn: 90611

Have hasLoad/StoreFrom/ToStackSlot return the relevant MachineMemOperand.

llvm-svn: 90608

llvm-svn: 90603

llvm-svn: 90601

llvm-svn: 90588

llvm-svn: 90581

llvm-svn: 90575

llvm-svn: 90572

llvm-svn: 90567

llvm-svn: 90566

architectures that LLVM targets, because they don't use this code.

llvm-svn: 90564

llvm-svn: 90557

llvm-svn: 90553

folding a load from constant.

llvm-svn: 90545

llvm-svn: 90539

gvn (this is just a skeleton so far).  This will ultimately be used
to fix a nasty miscompilation with GVN.

llvm-svn: 90518

Teach AsmWriter to write inline (not via a global metadata slot) metadata that contains an instruction

llvm-svn: 90512