John Benediktsson
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4e72d80256
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Using "same?" in more places.
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2012-07-21 10:22:44 -07:00 |
Slava Pestov
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edddffdadd
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compiler.cfg.dependence: Add ##allot to control dependency chain, so that we don't re-order an allocation and initialization with an alien call. The alien call might GC, exposing uninitialized memory to the GC. Fixes #53, fixes #58, fixes #20.
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2011-08-28 21:25:39 -07:00 |
Slava Pestov
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54f97557e6
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compiler.cfg.dependence: compute dependency graph for write barrier instructions
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2010-09-05 22:51:17 -07:00 |
Slava Pestov
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48e96ef032
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compiler.cfg.scheduling: update to support multiple-output instructions
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2010-07-15 17:38:34 -04:00 |
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Slava Pestov
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e27adb2830
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compiler: re-architect low-level optimizer to allow more than one output value per instruction
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2010-07-13 07:40:14 -04:00 |
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Slava Pestov
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627295f094
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Language change: tuple slot setter words with stack effect ( value object -- ) are now named FOO<< instead of (>>FOO)
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2010-05-06 17:21:02 -04:00 |
Daniel Ehrenberg
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b02208ceb2
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Some fixes to merge scheduling
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2010-05-03 17:54:46 -05:00 |
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Daniel Ehrenberg
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fbb1eb98a9
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Improving dependence graph correctness
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2010-04-18 19:59:52 -05:00 |
Daniel Ehrenberg
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31f23c8eba
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Scheduling uses sets where appropriate
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2010-03-24 10:38:52 -04:00 |
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Daniel Ehrenberg
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2034e1ef05
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Fewer unnecessary dependence edges between stack operations, implemented by reviving stack height normalization. Now, 40% of spills and reloads are eliminated in total
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2010-02-24 14:20:43 -06:00 |
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Daniel Ehrenberg
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6d36bfd104
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Modifying dependence graph construction for faster compile time
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2010-02-13 21:35:40 -06:00 |
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Daniel Ehrenberg
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5a3d0fb883
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Scheduling doesn't have such redundant data structures anymore
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2010-02-11 21:21:22 -06:00 |
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Daniel Ehrenberg
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a6f255a985
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Scheduling schedules more BBs--it was leaving out some ones that shouldn't've been. Now it's almost 30% of spills and reloads that are eliminated
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2010-02-11 21:02:02 -06:00 |
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Daniel Ehrenberg
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edae2fa2d3
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Making the fan-in tree generation work. Finally: a 20% reduction in spills and reloads on x86!
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2010-02-11 00:19:53 -06:00 |
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Daniel Ehrenberg
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6fe9aa50f7
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Working on fixing scheduling
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2010-02-10 22:36:26 -06:00 |
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Daniel Ehrenberg
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04946dcddd
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A first attempt at implementing Vivek Sarkar's algorithm for scheduling for register pressure
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2010-02-10 21:43:30 -06:00 |