only one successor.

llvm-svn: 37324

Temporarily, this breaks CodeGen/Generic/2006-02-12-InsertLibraryCall.ll
by exposing an unrelated latent problem; working on that.

llvm-svn: 37323

llvm-svn: 37322

llvm-svn: 37321

llvm-svn: 37320

llvm-svn: 37319

Fix a typo that caused combiner to create mal-formed pre-indexed store where value store is the same as the base pointer.

llvm-svn: 37318

When considering blocks with more than 2 predecessors, merge the block with
the largest number of matching insns, rather than the first block found.
Considering that 1 matching insn is enough to show a win for candidates that
already end with a branch.

llvm-svn: 37315

llvm-svn: 37314

Mark all calls as "could throw", when exceptions are enabled. Emit necessary LP info too. This fixes PR1439

llvm-svn: 37311

llvm-svn: 37310

llvm-svn: 37309

llvm-svn: 37308

llvm-svn: 37307

the inner set.  This fixes PR1435 and Transforms/LICM/2007-05-22-VolatileSink.ll

llvm-svn: 37305

llvm-svn: 37301

llvm-svn: 37297

\\ to escape \. All these cases are now handled by the AsmParser.

llvm-svn: 37295

llvm-svn: 37294

Make sure we convert \\ into \.

llvm-svn: 37293

llvm-svn: 37292

and strings.

llvm-svn: 37291

llvm-svn: 37289

llvm-svn: 37288

for a target-dependent default with a command-line override; this way
should be generally usable.

llvm-svn: 37285

that decodes the escape sequences, thus breaking all cases that use them.

This fixes test/Assembler/2007-05-21-Escape.ll

llvm-svn: 37284

llvm-svn: 37282

llvm-svn: 37281

llvm-svn: 37280

llvm-svn: 37275

llvm-svn: 37272

llvm-svn: 37271

llvm-svn: 37270

llvm-svn: 37269

BlockHasNoFallThrough() now returns true if block ends with a return instruction; AnalyzeBranch() should ignore predicated instructionsd.

llvm-svn: 37268

it occurs for multiple landing pads.

llvm-svn: 37267

llvm-svn: 37266

llvm-svn: 37261

1. Always use % for local and @ for global.
2. Replace NameNeedsQuotes with QuoteNameIfNeeded so that any adjustments
   to the name can be done in one pass.
3. Implement generation of hex escapes so we don't get "wonky" characters
   in the output.

llvm-svn: 37260

llvm-svn: 37258