Eric Christopher
48eec43fdb
Revert the testcase from the previous reverted commit.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123227 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-11 09:20:44 +00:00
Chris Lattner
e70d7c2201
add a testcase I missed in previous commit.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123143 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-09 23:52:31 +00:00
Chris Lattner
6d5a2411aa
teach SCEV analysis of PHI nodes that PHI recurences formed
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with GEP instructions are always NUW, because PHIs cannot wrap
the end of the address space.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123105 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-09 02:28:48 +00:00
Chris Lattner
f1859891b7
reduce indentation. Print <nuw> and <nsw> when dumping SCEV AddRec's
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that have the bit set.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123104 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-09 02:16:18 +00:00
Dan Gohman
8a977e2edd
-disable-output is no longer needed with -analyze.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94574 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-26 19:25:59 +00:00
Dan Gohman
3073329c53
Use WriteAsOperand instead of getName() to print loop header names,
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so that unnamed blocks are handled.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93059 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-09 18:17:45 +00:00
Dan Gohman
f2f6ce65b7
Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
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input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +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
Dan Gohman
59858cf792
Change the assembly syntax for nsw, nuw, and exact, putting them
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after their associated opcodes rather than before. This makes them
a little easier to read.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77194 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-27 16:11:46 +00:00
Dan Gohman
eb490a7aa3
Teach ScalarEvolution to make use of no-overflow flags when
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analyzing add recurrences.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77034 91177308-0d34-0410-b5e6-96231b3b80d8
2009-07-25 01:22:26 +00:00
