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28 Commits

Author SHA1 Message Date
Chris Lattner
4f9797d683 two changes: 
1. Make instcombine always canonicalize trunc x to i1 into an icmp(x&1).  This 
   exposes the AND to other instcombine xforms and is more of what the code
   generator expects.
2. Rewrite the remaining trunc pattern match to use 'match', which 
   simplifies it a lot.
   


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@67635 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-03-24 18:15:30 +00:00
Tanya Lattner
76806b6a43 Remove llvm-upgrade and update tests. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48103 91177308-0d34-0410-b5e6-96231b3b80d8
 2008-03-09 08:16:40 +00:00
Tanya Lattner
ec9a35a6f9 Remove llvm-upgrade and update test cases. 
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: 
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. 
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
82b98a0646 Make these tests fail if opt crashes. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26127 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-02-12 01:32:58 +00:00
Chris Lattner
6c7fbb8503 A case that instcombine is not catching. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25127 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-06 07:48:28 +00:00
Chris Lattner
ab4ea6e980 new testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23380 91177308-0d34-0410-b5e6-96231b3b80d8
 2005-09-18 05:10:39 +00:00
Chris Lattner
a9c83c73da new testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21774 91177308-0d34-0410-b5e6-96231b3b80d8
 2005-05-08 17:31:24 +00:00
Chris Lattner
1b50d062c8 new testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21714 91177308-0d34-0410-b5e6-96231b3b80d8
 2005-05-06 04:11:32 +00:00
Chris Lattner
59359f1e84 New testcases 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16547 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-09-28 18:18:35 +00:00
Chris Lattner
907c7c7dd1 Testcases for rev 250 of InstructionCombining.cpp 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16522 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-09-27 16:21:26 +00:00
Chris Lattner
256b7a452b New testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13739 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-05-25 06:30:49 +00:00
Chris Lattner
1c48527330 Testcase to make sure we can apply the shift to the operands of the select, 
eliminating the shifts


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12801 91177308-0d34-0410-b5e6-96231b3b80d8
 2004-04-09 23:47:24 +00:00
Misha Brukman
e78760e179 Renamed as' => llvm-as', dis' => llvm-dis', link' => llvm-link'. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8558 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-09-16 15:29:54 +00:00
Chris Lattner
ab04c365b8 Update test to represent new cannonicalization rules for multiplies 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7804 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-08-13 04:20:06 +00:00
Chris Lattner
dc20a3e7d3 Right, instcombine cannot remove ((X >> C) << C) if it's signed. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7790 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-08-12 21:22:51 +00:00
Chris Lattner
b310196abc New testcases 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7789 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-08-12 21:20:49 +00:00
Chris Lattner
709ad40dc8 New testcases for signed shifts 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7294 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-07-24 18:38:09 +00:00
Chris Lattner
060c1f816c Remove usage of grep-not script 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6966 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-06-28 23:32:04 +00:00
Chris Lattner
c6cab24151 Convert scripts from using explicit control flow to use the new grep-not script 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6955 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-06-28 22:44:42 +00:00
Chris Lattner
c232870b6f Add a bunch of new tests 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5730 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-10 19:16:20 +00:00
Chris Lattner
a66e2fa195 Modernize testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5726 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-10 18:20:53 +00:00
Chris Lattner
af1b4ad24c Add new testcase for arithmetic shr of -1 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4069 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-10-08 16:10:35 +00:00
Chris Lattner
dabb94adc1 Check for cannonicalization of shl X, 1 -> add X, X 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3670 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-09-10 23:03:10 +00:00
Chris Lattner
4a6e4b30b4 These tests should not run -dce pass to cleanup instcombine. 
If instcombine is making dead instructions, ALL that should be used is -die


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3221 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-08-02 19:27:58 +00:00
Chris Lattner
79a31b1782 Fix testcase, the 'shift out all bits' doesn't apply to signed types. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2482 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-05-06 16:11:31 +00:00
Chris Lattner
33a90b18e0 New testcases so I don't forget about these algebraic simplifications 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2479 91177308-0d34-0410-b5e6-96231b3b80d8
 2002-05-06 05:43:36 +00:00