special case handling for ARM::SP.

llvm-svn: 116688

llvm-svn: 116686

llvm-svn: 116685

llvm-svn: 116683

llvm-svn: 116682

llvm-svn: 116681

llvm-svn: 116680

llvm-svn: 116679

more in the post-passes.

llvm-svn: 116678

single object format can be shared.

This also adds support for

mov zed+(bar-foo), %eax

on ELF and COFF targets.

llvm-svn: 116675

llvm-svn: 116671

llvm-svn: 116670

llvm-svn: 116669

llvm-svn: 116666

if any floating point arguments are passed to an external function.

llvm-svn: 116665

llvm-svn: 116664

llvm-svn: 116659

More machine LICM work. It now tracks register pressure for path from preheader to current BB and use the information determine whether hoisting is worthwhile.

llvm-svn: 116654

llvm-svn: 116653

ARMCodeEmitter::emitMiscInstruction!

llvm-svn: 116644

llvm-svn: 116640

forwarding is implemented with a load/store pair rather than a memcpy.

llvm-svn: 116637

llvm-svn: 116635

spaces gives tests fits and shell escaping is an art best left to jabberwockies.

llvm-svn: 116632

llvm-svn: 116628

llvm-svn: 116625

llvm-svn: 116622

llvm-svn: 116612

llvm-svn: 116611

llvm-svn: 116604

scheduler may reorder loads from them before the stores and other such
badness. PR8347. Patch by David Meyer

llvm-svn: 116602

llvm-svn: 116601

llvm-svn: 116600

KillTheDoctor: Fix 2008 build. I'm actually surprised 2010 defines all of these, many are non-standard posix/unix extensions.

llvm-svn: 116597

llvm-svn: 116594

A CHECK-NOT pattern without a following CHECK pattern simply checks that the
pattern doesn't match before the end of the input file.

You can even have only CHECK-NOT patterns to check that strings appear nowhere
in the input file.

llvm-svn: 116592

an explicit def. Make sure to capture that properly. rdar://8556556

llvm-svn: 116591

llvm-svn: 116588

llvm-svn: 116581

llvm-svn: 116580