Chris Lattner
21f83a2f95
Fix PR5471 by removing an instcombine xform. Some pieces of the code
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generates store to undef and some generates store to null as the idiom
for undefined behavior. Since simplifycfg zaps both, don't remove the
undefined behavior in instcombine.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89971 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-26 22:04:42 +00:00
Chris Lattner
7ebbabf500
fix instcombine to only do store sinking when the alignments
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of the two loads agree. Propagate that onto the new store.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85772 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-02 02:06:37 +00:00
Chris Lattner
f013eea972
merge a test into store.ll
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85771 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-02 02:00:18 +00:00
Chris Lattner
f7956621ee
convert to filecheck
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85770 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-02 01:58:03 +00:00
Dan Gohman
3e054fe9ef
Use opt -S instead of piping bitcode output through llvm-dis.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81257 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-08 22:34:10 +00:00
Dan Gohman
b1e1e82c54
Change these tests to feed the assembly files to opt directly, instead
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of using llvm-as, now that opt supports this.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81226 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-08 16:50:01 +00:00
Tanya Lattner
ec9a35a6f9
Remove llvm-upgrade and update test cases.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47793 91177308-0d34-0410-b5e6-96231b3b80d8
2008-03-01 09:15:35 +00:00
Reid Spencer
2b544beda3
For PR1319:
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Upgrade tests to work with new llvm.exp version of llvm_runtest.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36013 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-14 20:13:02 +00:00
Reid Spencer
69ccadd753
Use the llvm-upgrade program to upgrade llvm assembly.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32115 91177308-0d34-0410-b5e6-96231b3b80d8
2006-12-02 04:23:10 +00:00
Chris Lattner
0102587f2a
New testcase for trivial DSE
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28502 91177308-0d34-0410-b5e6-96231b3b80d8
2006-05-26 19:18:40 +00:00
Chris Lattner
71dd598023
New testcase
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19949 91177308-0d34-0410-b5e6-96231b3b80d8
2005-01-31 05:36:19 +00:00
