llvm-svn: 28605

llvm-svn: 28603

llvm-svn: 28594

llvm-svn: 28582

llvm-svn: 28581

llvm-svn: 28579

llvm-svn: 28578

llvm-svn: 28577

only transform a shufps to pshufd when the first two operands are the same.

llvm-svn: 28575

llvm-svn: 28574

llvm-svn: 28573

llvm-svn: 28572

space will be available, even if the callee isn't varargs.

llvm-svn: 28571

llvm-svn: 28565

llvm-svn: 28564

llvm-svn: 28559

llvm-svn: 28551

Fold c2 in (x << c1) | c2 where (c2 < c1)
e.g.
int test(int x) {
  return (x << 3) + 7;
}

This can be codegen'd as:
leal 7(,%eax,8), %eax

llvm-svn: 28550

llvm-svn: 28548

llvm-svn: 28520

RET chain, value1, sign1, value2, sign2, ...

llvm-svn: 28510

llvm-svn: 28505

vector arguments, not three.

llvm-svn: 28504

llvm-svn: 28499

llvm-svn: 28498

llvm-svn: 28497

llvm-svn: 28496

Add lr as a hard coded operand of bx

llvm-svn: 28494

llvm-svn: 28493

llvm-svn: 28491

llvm-svn: 28488

llvm-svn: 28483

llvm-svn: 28482

llvm-svn: 28481

Patch contributed by Anton Korobeynikov!

llvm-svn: 28480

llvm-svn: 28475

llvm-svn: 28473

llvm-svn: 28471

llvm-svn: 28470

llvm-svn: 28469