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* Initial support for different kinds of FU reservation.Anton Korobeynikov2010-04-071-11/+42
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100645 91177308-0d34-0410-b5e6-96231b3b80d8
* Factor out scoreboard into separate class. This way we might have several ↵Anton Korobeynikov2010-04-071-37/+25
| | | | | | different score boards. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100644 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix "the the" and similar typos.Dan Gohman2010-02-101-1/+1
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* Change errs() to dbgs().David Greene2010-01-041-7/+7
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* Do a scheduling pass ignoring anti-dependencies to identify candidate ↵David Goodwin2009-11-031-1/+1
| | | | | | registers that should be renamed. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85939 91177308-0d34-0410-b5e6-96231b3b80d8
* 80 column violation.Evan Cheng2009-10-161-1/+2
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* Make the end-of-itinerary mark explicit. Some cleanup.David Goodwin2009-09-241-5/+3
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* Use early returns.David Goodwin2009-09-221-59/+61
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* Use delete[] to match new[] (found by valgrind).Duncan Sands2009-09-041-1/+1
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* Don't crash when target has no itineraries.David Goodwin2009-09-031-54/+58
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* Normalize how the 'namespace llvm {' is used in this file.Bill Wendling2009-08-221-4/+2
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* Extend the instruction itinerary model to include the ability to indicate ↵David Goodwin2009-08-171-5/+6
| | | | | | the def and use cycle for each operand. This additional information is optional, so existing itineraries do not need to be changed. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79247 91177308-0d34-0410-b5e6-96231b3b80d8
* Enhance the InstrStage object to enable the specification of an Itinerary ↵David Goodwin2009-08-121-29/+25
| | | | | | with overlapping stages. The default is to maintain the current behavior that the "next" stage immediately follows the previous one. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78827 91177308-0d34-0410-b5e6-96231b3b80d8
* Allow a zero cycle stage to reserve/require a FU without advancing the cycle ↵David Goodwin2009-08-111-5/+16
| | | | | | counter. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78736 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix a -Asserts warning.Daniel Dunbar2009-08-111-4/+4
| | | | | | | | - Since the function is never called in NDEBUG mode, just dropped the DEBUG() uses here. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78649 91177308-0d34-0410-b5e6-96231b3b80d8
* Replace DOUT.David Goodwin2009-08-111-8/+9
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* Post RA scheduler changes. Introduce a hazard recognizer that uses the ↵David Goodwin2009-08-101-0/+149
target schedule information to accurately model the pipeline. Update the scheduler to correctly handle multi-issue targets. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78563 91177308-0d34-0410-b5e6-96231b3b80d8
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