llvm-svn: 30277

Handle this.  This fixes PR908 and Transforms/LICM/2006-09-12-DeadUserOfSunkInstr.ll

llvm-svn: 30275

llvm-svn: 30271

llvm-svn: 30269

llvm-svn: 30268

llvm-svn: 30266

llvm-svn: 30262

llvm-svn: 30261

llvm-svn: 30252

llvm-svn: 30251

llvm-svn: 30246

llvm-svn: 30245

llvm-svn: 30244

operand of a conditional branch to allow load folding into CMP / TEST
instructions.

llvm-svn: 30241

llvm-svn: 30240

llvm-svn: 30239

bit.  This fixes Regression/Transforms/TailDup/MergeTest.ll

llvm-svn: 30237

due to switch cases going to the same place, it make #pred != #phi entries,
breaking live interval analysis.

This fixes 458.sjeng on x86 with llc.

llvm-svn: 30236

operations (like findProperties) should be faster, at the expense of
unionSets being slower in cases that are rare in practise.

Don't erase a dead Instruction. This fixes a memory corruption issue.

llvm-svn: 30235

llvm-svn: 30234

llvm-svn: 30231

This implements select.ll::test18.

llvm-svn: 30230

llvm-svn: 30226

llvm-svn: 30225

llvm-svn: 30217

the file now, however the relocated address is currently wrong.  Fixing
that will require some deep pondering.

llvm-svn: 30207

in addition to immediate operands.

llvm-svn: 30205

safe for later allocation.  This fixes McCat/18-imp with llc-beta.

llvm-svn: 30204

llvm-svn: 30198

of unallocatable registers, just because an alias is allocatable.  We were
picking registers like SIL just because ESI was being used.

llvm-svn: 30197

llvm-svn: 30191

llvm-svn: 30190

llvm-svn: 30189

llvm-svn: 30188

fix select.ll

llvm-svn: 30186

llvm-svn: 30178

llvm-svn: 30177

llvm-svn: 30173

  shuffle V1, <undef>, <undef, undef, 4, 5>
- Fix some suspicious logic into LowerVectorShuffle that cause less than
  optimal code by failing to identify MOVL (move to lowest element of a
  vector).

llvm-svn: 30171

2. Protect and outline createTargetAsmInfo.

3. Misc. kruft.

llvm-svn: 30169