David Goodwin
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faa7660fd0
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Between scheduling regions, correctly maintain anti-dep breaking state so that we don't incorrectly rename registers that span these regions.
llvm-svn: 85537
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2009-10-29 23:30:59 +00:00 |
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David Goodwin
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9f1b2d4619
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Fix a couple of bugs in aggressive anti-dep breaking.
llvm-svn: 85522
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2009-10-29 19:17:04 +00:00 |
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David Goodwin
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e056d1077e
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Allow the aggressive anti-dep breaker to process the same region multiple times. This is necessary because new anti-dependencies are exposed when "current" ones are broken.
llvm-svn: 85166
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2009-10-26 22:31:16 +00:00 |
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David Goodwin
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de11f36ab7
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Add aggressive anti-dependence breaker. Currently it is not the default for any target. Enable with -break-anti-dependencies=all.
llvm-svn: 85145
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2009-10-26 19:32:42 +00:00 |
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