[llvm-testresults] PowerPC nightly test

[Oscar T. Plant]

http://persephone.cs.uiuc.edu/~oscar/nightlytest/

DEJAGNU TEST RESULTS:
  FAIL: /Users/oscar/buildtest/llvm/test/Regression/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c: 

DEJAGNU STATISTICS:
  # of expected passes		1336
  # of unexpected failures	1
  # of expected failures		37

USERS WHO COMMITTED:
  evancheng
  lattner

ADDED FILES:
  llvm/test/Regression/CodeGen/X86/vec_set-7.ll

CHANGED FILES:
  llvm/docs/WritingAnLLVMBackend.html
  llvm/include/llvm/CodeGen/MachineInstrBuilder.h
  llvm/include/llvm/IntrinsicsX86.td
  llvm/lib/Target/X86/README.txt
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/lib/Target/X86/X86InstrSSE.td
  llvm/lib/Target/X86/X86RegisterInfo.cpp