Eli Friedman
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261c704da1
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Add test for PR1996. (This is my first time adding a test for a
transform, so please review.)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47050 91177308-0d34-0410-b5e6-96231b3b80d8
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2008-02-13 06:55:57 +00:00 |
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Owen Anderson
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30b4bd4d10
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Re-apply the patch to improve the optimizations of memcpy's, with several
bugs fixed. This now passes PPC bootstrap.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47026 91177308-0d34-0410-b5e6-96231b3b80d8
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2008-02-12 21:15:18 +00:00 |
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Bill Wendling
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e00fec554b
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Temporarily reverting:
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20080128/057882.html
This is causing a miscompilation on PPC G5 and just now seeing it on iMac x86-64.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46822 91177308-0d34-0410-b5e6-96231b3b80d8
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2008-02-06 20:03:07 +00:00 |
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Owen Anderson
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d02c0bc984
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Make this test more aggressive, to cover recent improvements.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46695 91177308-0d34-0410-b5e6-96231b3b80d8
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2008-02-04 04:55:24 +00:00 |
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Owen Anderson
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6f7a52d300
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Allow GVN to hack on memcpy's, making them open to further optimization.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46693 91177308-0d34-0410-b5e6-96231b3b80d8
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2008-02-04 02:59:58 +00:00 |
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Dan Gohman
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28beeeac4d
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Convert tests using "| wc -l | grep ..." to use the count script.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41097 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-08-15 13:36:28 +00:00 |
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Owen Anderson
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b95f9d565f
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Fix a failure I accidentally caused in my last commit by mishandling the
removal of redundant phis.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40650 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-31 20:18:28 +00:00 |
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Owen Anderson
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054ab94bff
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Fix a misoptimization in aha.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40642 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-31 17:43:14 +00:00 |
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Owen Anderson
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4f9ba7c40c
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Fix a bug caused by indiscriminantly asking for the dominators of a predecessor.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40595 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-30 16:57:08 +00:00 |
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Owen Anderson
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a377a24771
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Fix a bug introduced in my last commit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40542 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-26 18:57:04 +00:00 |
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Owen Anderson
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45537917ee
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Fix a couple more bugs in the phi construction by pulling in code that does
almost the same things from LCSSA.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40540 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-26 18:26:51 +00:00 |
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Owen Anderson
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febc7e3613
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Fix what is _hopefully_ the last corner case for loops.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40503 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-25 23:54:42 +00:00 |
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Owen Anderson
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9f435740b1
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My last commit was not correct for nested loops. Fix it, and add a testcase for it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40498 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-25 22:19:40 +00:00 |
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Owen Anderson
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0d16988690
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Fix an infinite loop on 300.twolf.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40497 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-25 22:03:06 +00:00 |
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Owen Anderson
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3dfcf33cf8
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Fix a bug in non-local memdep that was causing an infinite loop on 175.vpr.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40495 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-25 21:26:36 +00:00 |
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Owen Anderson
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2e3d6b4a27
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Fix a bug that was causing GVN to crash on 252.eon.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40494 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-25 21:13:41 +00:00 |
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Owen Anderson
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0cd320362e
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Add basic support for performing whole-function RLE.
Note: This has not yet been thoroughly tested. Use at your own risk.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40489 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-25 19:57:03 +00:00 |
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Owen Anderson
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1ad2cb7555
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Add a GVN pass, using the value numbering code I developed for GVNPRE and the
load elimination code from RedundantLoadElimination.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40469 91177308-0d34-0410-b5e6-96231b3b80d8
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2007-07-24 17:55:58 +00:00 |
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