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9f6487563c
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Author SHA1 Message Date
Chris Lattner
9f6487563c Initial checkin of AliasAnalysis doc 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5696 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-04 19:37:49 +00:00
Chris Lattner
506b4e4368 Fix bug: BasicAA/2003-03-04-GEPCrash.ll 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5695 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-04 16:40:17 +00:00
Chris Lattner
3fc7b6bd65 New testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5694 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-04 16:33:52 +00:00
Chris Lattner
0252e49f6d Convert LICM over to use AliasSetTracker. Besides being nicer, this automatically 
allows LICM to use access sizes to help alias analysis be more precise.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5693 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-03 23:32:45 +00:00
Chris Lattner
adf99700a7 Fix bug: Assembler/2003-03-03-DuplicateConstant.ll 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5692 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-03 23:28:55 +00:00
Chris Lattner
319d05bff4 ADd two new 'add' methods 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5691 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-03 23:28:05 +00:00
Chris Lattner
b75f9dda9e Add a few new 'add' methods. Move the iterator around 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5690 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-03 23:27:52 +00:00
Chris Lattner
1e6233af96 Make the testcase more interesting, test that two different array elements don't alias 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5689 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-03 23:27:15 +00:00
Chris Lattner
3475ed024e New testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5688 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-03 21:29:00 +00:00
Chris Lattner
f5e84662c2 Add new testcase for forward reference of struct type 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5687 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-03 20:28:42 +00:00
Chris Lattner
dde601d0eb Eliminate tons of bogus warnings 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5686 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-03 19:57:46 +00:00
Chris Lattner
fb743a937f Change the mem2reg interface to accept a TargetData argument 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5685 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-03 17:25:18 +00:00
Chris Lattner
088b639e3a Don't apply type information to load instructions if it will cause collapsing 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5684 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-03 17:13:31 +00:00
Chris Lattner
af68ccefeb Don't apply type information to loads 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5683 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-03 17:13:22 +00:00
Chris Lattner
ff2d556bab Fix a problem with negative indexes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5681 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-03-02 23:43:34 +00:00
Chris Lattner
ec0e374ba7 * Don't run tests if compilation failed 
* Don't summarize tests if testing failed


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5680 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 20:30:20 +00:00
Chris Lattner
915e030edf Fix broken links 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5678 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 20:05:20 +00:00
Chris Lattner
9b50cbf757 Allow tests to run for 5 minutes before timing out. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5677 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 19:40:05 +00:00
Chris Lattner
caadc93f7b Fix bug: LICM/2003-02-28-PromoteDifferentType.ll 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5675 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 19:21:40 +00:00
Chris Lattner
2daba3bb1c Fix testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5674 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 19:21:27 +00:00
Chris Lattner
fc4b9bc1b0 Add a test for a feature that I hope will be implemented someday 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5673 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 19:20:56 +00:00
Chris Lattner
86ca0c1f8b New testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5672 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 19:13:58 +00:00
Chris Lattner
bb05f1ee93 Add dump method for Loops 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5671 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 16:54:45 +00:00
Chris Lattner
f972cbd98c Add dump method for loops 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5670 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 16:54:37 +00:00
Chris Lattner
6315938d68 Fix bug I introduced yesterday :( 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5669 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 16:54:17 +00:00
Chris Lattner
ba386d943f * Reduce the number of useless bytecode files produced by bugpoint. 
- This also speeds it up as the bytecode writer isn't terribly fast.
* Add a new cleanup pass after everything else to run -funcresolve -globaldce


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5668 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 16:13:20 +00:00
Chris Lattner
74cd04ea01 Fix bug: LICM/2003-02-27-PreheaderExitNodeUpdate.ll 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5667 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 03:07:54 +00:00
Chris Lattner
1db0a40037 Add graph traits specializations for loop nesting information... 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5666 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 03:05:15 +00:00
Chris Lattner
46f1785def New test 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5665 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-28 02:55:26 +00:00
Chris Lattner
9f879cfb0a Fix bug: 2003-02-27-PreheaderExitNodeUpdate.ll by updating exit node info 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5664 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 22:48:57 +00:00
Chris Lattner
6bc4281336 Add new Loop::hasExitBlock helper method 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5663 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 22:48:28 +00:00
Chris Lattner
a94837a28f Simplify a bit by using a new member function 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5662 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 22:48:08 +00:00
Chris Lattner
f2e2925f95 Change behavior of changeExitBlock function to replace all instances of exit block 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5661 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 22:37:44 +00:00
Chris Lattner
a5ca8e5c50 New testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5660 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 22:34:31 +00:00
Chris Lattner
7e7ad49c23 Add a new assertion to check that stuff is happening right 
Ironically the exit block modification code wasn't updating the exit block
information itself.  Fix this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5659 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 22:31:07 +00:00
Chris Lattner
8601a9bf54 Fix bug: 2003-02-27-StoreSinkPHIs.ll 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5658 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 21:59:36 +00:00
Chris Lattner
da336622be New testcase 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5657 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 21:59:31 +00:00
Chris Lattner
5a8a2912d5 Fix bug: LICM/2003-02-27-PreheaderProblem.ll 
There may be a single outside predecessor and
still need a new loop-preheader if the predecessor has multiple
successors.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5656 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 21:51:38 +00:00
Chris Lattner
69269ac203 * Don't forget to update Loop information! 
* Remove bogus assertion: there may be a single outside predecessor and
    still need a new loop-preheader if the predecessor has multiple
    successors.  See bug: LICM/2003-02-27-PreheaderProblem.ll


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5655 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 21:50:19 +00:00
Chris Lattner
8ac33045d1 Testcase for Preheaders problem 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5654 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 21:38:56 +00:00
Chris Lattner
4e2fd7574a Replace assertion with a handler. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5653 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 20:55:48 +00:00
Chris Lattner
dbf3cd7952 * Significant changes to the preheader insertion pass: 
- Now we perform loop exit-block splitting to ensure exit blocks are
     always dominated by the loop header.
   - We now preserve dominance frontier information
   - This fixes bug: LICM/2003-02-26-LoopExitNotDominated.ll


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5652 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 20:27:08 +00:00
Chris Lattner
ef05100950 Make the interface to update a little more efficient 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5651 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 20:24:17 +00:00
Chris Lattner
5f82b8a1ad - LoopInfo now calculates and tracks loop exit blocks 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5650 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 00:38:34 +00:00
Chris Lattner
fe3ae1ed66 * LoopInfo now keeps track of exit blocks from the loop 
* New LoopInfo::isLoopHeader method
  * Remove some #if 0 code


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5649 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-27 00:37:22 +00:00
Chris Lattner
8856f4c478 New testcase crashing LICM 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5648 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-26 23:16:44 +00:00
Chris Lattner
31a9d185bf Make the aliassettracker much more precise by actually tracking size 
information for various accesses.  What a concept.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5647 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-26 22:11:00 +00:00
Chris Lattner
cd4d41cd4f Fix test 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5646 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-26 22:01:58 +00:00
Chris Lattner
c330ee6f02 Fix bug: BasicAA/2003-02-26-AccessSizeTest.ll 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5645 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-26 21:57:23 +00:00
Chris Lattner
2271fddb6d New testcase for size tracking brokenness 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5644 91177308-0d34-0410-b5e6-96231b3b80d8
 2003-02-26 21:39:52 +00:00