marked read-write. Use const so that they can be allocated in a
read-only segment.

llvm-svn: 48800

it follows the order of the enum, not alphabetical.
The motivation is to make -mattr=+ssse3,+sse41
select SSE41 as it ought to.  Added "ignored"
enum values of 0 to PPC and SPU to avoid compiler
warnings.

llvm-svn: 47143

llvm-svn: 45419

feature is set, then the features in the implied list should be set also.
The opposite is also enforced: if a feature in the implied list isn't set,
then the feature that owns that implies list shouldn't be set either.

llvm-svn: 36756

llvm-svn: 36338

llvm-svn: 32491

llvm-svn: 32488

llvm-svn: 32483

llvm-svn: 31396

Remove unused variables.

llvm-svn: 31381

llvm-svn: 28448

llvm-svn: 26492

llvm-svn: 25678

llvm-svn: 25671

llvm-svn: 25051

2. Tidy up the subtarget emittined code.

llvm-svn: 24172

llvm-svn: 24139

llvm-svn: 24121

reflect what it is.
Convert some more code over to use it.

llvm-svn: 24072

llvm-svn: 24070

llvm-svn: 24055

llvm-svn: 24052

llvm-svn: 24050

llvm-svn: 24015

llvm-svn: 24013

llvm-svn: 23975

definitions from the LLVM namespace, since they are all static.

llvm-svn: 23907

llvm-svn: 23879

active now.  Scheduling itinerary next.

llvm-svn: 23869