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path: root/llvm/lib/CodeGen/CriticalAntiDepBreaker.h
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* Move RegisterClassInfo.h.Andrew Trick2012-06-061-1/+1
| | | | | | Allow targets to access this API. It's required for RegisterPressure. llvm-svn: 158102
* CriticalAntiDepBreaker: Replace a SmallSet of regs with a much denser BitVector.Benjamin Kramer2012-03-171-2/+1
| | | | llvm-svn: 152999
* Teach antidependency breakers to use RegisterClassInfo.Jakob Stoklund Olesen2011-06-161-1/+4
| | | | | | No functional change was intended. llvm-svn: 133202
* Update DBG_VALUEs while breaking anti dependencies.Devang Patel2011-06-021-1/+2
| | | | llvm-svn: 132487
* Typo.Mikhail Glushenkov2011-02-091-1/+1
| | | | llvm-svn: 125232
* Fix PostRA antidependence breaker.Andrew Trick2011-02-081-3/+3
| | | | | | | | Avoid using the same register for two def operands or and earlyclobber def and use operand. This fixes PR8986 and improves on the prior fix for rdar://problem/8959122. llvm-svn: 125089
* Fixes <rdar://problem/8612856>: During postRAsched, the antidependenceAndrew Trick2010-11-021-2/+8
| | | | | | | breaker needs to check all definitions of the antidepenent register to avoid multiple defs of the same new register. llvm-svn: 118032
* Use std::vector instead of TargetRegisterInfo::FirstVirtualRegister. This timeBill Wendling2010-07-151-4/+3
| | | | | | make sure to allocate enough space in the std::vector. llvm-svn: 108449
* revert bill's patches in an attempt to fix the buildbot.Chris Lattner2010-07-151-4/+4
| | | | llvm-svn: 108419
* Use std::vector instead of a hard-coded array. The length of that array couldBill Wendling2010-07-151-4/+4
| | | | | | get *very* large, but we only need it to be the size of thenumber of pregs. llvm-svn: 108411
* Make post-ra scheduling, anti-dep breaking, and register scavenger ↵Evan Cheng2010-06-161-1/+4
| | | | | | (conservatively) aware of predicated instructions. This enables ARM to move if-conversion before post-ra scheduler. llvm-svn: 106091
* Make BreakAntiDependencies' SUnits argument const, and make the BeginDan Gohman2010-04-191-3/+3
| | | | | | and End arguments by-value rather than by-reference. llvm-svn: 101830
* Anti-dependency breaking needs to be careful regarding instructions withJim Grosbach2010-01-061-1/+2
| | | | | | multiple register definitions. llvm-svn: 92864
* 80 column and whitespace cleanupJim Grosbach2010-01-061-2/+3
| | | | llvm-svn: 92837
* Remove some old experimental code that is no longer needed. Remove ↵David Goodwin2009-11-201-8/+1
| | | | | | additional, speculative scheduling pass as its cost did not translate into significant performance improvement. Minor tweaks. llvm-svn: 89471
* Do a scheduling pass ignoring anti-dependencies to identify candidate ↵David Goodwin2009-11-031-0/+4
| | | | | | registers that should be renamed. llvm-svn: 85939
* Make AntiDepReg.h internal.David Goodwin2009-10-281-1/+1
| | | | llvm-svn: 85412
* Allow the aggressive anti-dep breaker to process the same region multiple ↵David Goodwin2009-10-261-0/+4
| | | | | | times. This is necessary because new anti-dependencies are exposed when "current" ones are broken. llvm-svn: 85166
* Break anti-dependence breaking out into its own class.David Goodwin2009-10-261-0/+95
llvm-svn: 85127
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