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4 Commits

Author SHA1 Message Date
Jakob Stoklund Olesen da618420ee Handle IMPLICIT_DEF instructions in X86FloatingPoint. 
This fixes PR10575.

llvm-svn: 136787
 2011-08-03 16:33:19 +00:00
Jakob Stoklund Olesen ec2e964fd6 Remove the local register allocator. 
Please use the fast allocator instead.

llvm-svn: 106051
 2010-06-15 21:58:33 +00:00
Jakob Stoklund Olesen 3f0241e0f9 Simplify the tracking of used physregs to a bulk bitor followed by a transitive 
closure after allocating all blocks.

Add a few more test cases for -regalloc=fast.

llvm-svn: 103500
 2010-05-11 20:30:28 +00:00
Chris Lattner b2fcd070e2 fix PR4767, a crash because fp stackifier visited blocks in 
depth first order, so it wouldn't process unreachable blocks.
When compiling at -O0, late dead block elimination isn't done
and the bad instructions got to isel.

llvm-svn: 81187
 2009-09-08 04:55:44 +00:00