llvm-svn: 40548

llvm-svn: 40547

llvm-svn: 40546

llvm-svn: 40542

almost the same things from LCSSA.

llvm-svn: 40540

llvm-svn: 40539

llvm-svn: 40538

llvm-svn: 40537

llvm-svn: 40536

llvm-svn: 40535

offsets. The SrcValueOffset values are the real offsets from the
SrcValue base pointers.

llvm-svn: 40534

to Instruction::mayWriteToMemory, fixing a FIXME, and helping
various places that call mayWriteToMemory directly.

llvm-svn: 40533

from Relation::contradicts in Relation::incorporate.

llvm-svn: 40531

llvm-svn: 40530

don't get decorated as if for immediate fields for instructions.

llvm-svn: 40529

llvm-svn: 40528

llvm-svn: 40527

Add a MachineFunction pass, which runs post register allocation, that turns subreg insert/extract instruction into register copies. This ensures correct code gen if the coalescer isn't able to remove all subreg instructions.

llvm-svn: 40521

llvm-svn: 40520

llvm-svn: 40519

llvm-svn: 40518

llvm-svn: 40517

llvm-svn: 40516

llvm-svn: 40515

llvm-svn: 40514

llvm-svn: 40513

Fix infinite recursion for when extract_vector_elt is legal. Unfortunately no public targets use this code-path, so no test.

llvm-svn: 40510

llvm-svn: 40507

llvm-svn: 40506

x86 target, replacing them with the new alignment attributes on memory
references.

llvm-svn: 40504

llvm-svn: 40503

llvm-svn: 40502

llvm-svn: 40501

llvm-svn: 40500

llvm-svn: 40499

llvm-svn: 40498

llvm-svn: 40497

llvm-svn: 40496

llvm-svn: 40495

llvm-svn: 40494