David Goodwin
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fac8541dd4
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Extend the instruction itinerary model to include the ability to indicate 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
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2009-08-17 16:02:57 +00:00 |
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David Goodwin
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1a8f36e3ce
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Enhance the InstrStage object to enable the specification of an Itinerary 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
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2009-08-12 18:31:53 +00:00 |
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David Goodwin
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546952fd60
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Allow a zero cycle stage to reserve/require a FU without advancing the cycle counter.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78736 91177308-0d34-0410-b5e6-96231b3b80d8
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2009-08-11 22:38:43 +00:00 |
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Daniel Dunbar
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d4d415a1e7
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Fix a -Asserts warning.
- 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
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2009-08-11 06:22:47 +00:00 |
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David Goodwin
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3a5f0d444c
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Replace DOUT.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78634 91177308-0d34-0410-b5e6-96231b3b80d8
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2009-08-11 01:44:26 +00:00 |
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David Goodwin
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d94a4e5d8d
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Post RA scheduler changes. Introduce a hazard recognizer that uses the 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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2009-08-10 15:55:25 +00:00 |
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