688b2807df
when merging two alias sets together, be sure to propagate the volatility of
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the inner set. This fixes PR1435 and Transforms/LICM/2007-05-22-VolatileSink.ll
llvm-svn: 37305
2007-05-23 06:36:35 +00:00
e7da2d6ac3
Fix typo in comment.
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llvm-svn: 36873
2007-05-06 13:37:16 +00:00
8c78a0bff0
Drop 'const'
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llvm-svn: 36662
2007-05-03 01:11:54 +00:00
e95c6ad802
Use 'static const char' instead of 'static const int'.
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Due to darwin gcc bug, one version of darwin linker coalesces
static const int, which defauts PassID based pass identification.
llvm-svn: 36652
2007-05-02 21:39:20 +00:00
09f162ca6a
Do not use typeinfo to identify pass in pass manager.
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llvm-svn: 36632
2007-05-01 21:15:47 +00:00
f75727ab14
Make classes in anonymous namespaces use VISIBILITY_HIDDEN to help reduce
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LLVM's footprint and speed up linking.
llvm-svn: 33941
2007-02-05 23:42:17 +00:00
f3baad3ee1
Changed llvm_ostream et all to OStream. llvm_cerr, llvm_cout, llvm_null, are
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now cerr, cout, and NullStream resp.
llvm-svn: 32298
2006-12-07 01:30:32 +00:00
597d451fea
Removed some of the iostream #includes. Moved towards converting to using
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llvm streams
llvm-svn: 31983
2006-11-28 22:46:12 +00:00
241211939d
Explain change with a comment.
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llvm-svn: 30443
2006-09-17 17:51:00 +00:00
c7b465366a
Fix PR912. The input to erase() must not be a reference to the data
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being erased.
llvm-svn: 30442
2006-09-17 16:23:36 +00:00
c2d3d3112e
eliminate RegisterOpt. It does the same thing as RegisterPass.
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llvm-svn: 29925
2006-08-27 22:42:52 +00:00
90213c6c18
Handle alias sets that have been unified, and thus can have other references
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to them. This fixes a regression in my previous checkin.
llvm-svn: 28951
2006-06-27 23:56:13 +00:00
f4e0653b3a
Don't implement AliasSetTracker::remove in terms of deleteValue. deleteValue
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causes the pointer to be removed from the underlying alias analysis
implementation as well. This impl of remove is also significantly faster than
the old one. This fixes:
Regression/Transforms/DeadStoreElimination/2006-06-27-AST-Remove.ll
llvm-svn: 28950
2006-06-27 23:48:59 +00:00
e7d4e56961
Fix a stale pointer issue that caused 300.twolf to fail to build on zion
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last night.
llvm-svn: 28916
2006-06-26 19:20:48 +00:00
44497859f9
Make the -print-alias-sets pass work for printing out something other than
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the default aa impl results.
llvm-svn: 25062
2006-01-03 06:05:22 +00:00
01808caded
Remove trailing whitespace
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llvm-svn: 21416
2005-04-21 21:13:18 +00:00
8d9f3735cd
Treat free operations as volatile, since they cannot be moved. This fixes
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Transforms/LICM/2005-03-24-LICM-Aggregate-Crash.ll
llvm-svn: 20830
2005-03-25 05:49:37 +00:00
7b9020a059
Fix the missing symbols problem Bill was hitting. Patch contributed by
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Bill Wendling!!
llvm-svn: 20649
2005-03-17 15:38:16 +00:00
71d04bce55
Adjust to new alias analysis interfaces
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llvm-svn: 18957
2004-12-15 07:22:13 +00:00
9083936835
For PR387:\
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Make only one print method to avoid overloaded virtual warnings when \
compiled with -Woverloaded-virtual
llvm-svn: 18589
2004-12-07 04:03:45 +00:00
24bba4d237
When merging to alias sets, if they are both must alias, the result is not
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a must alias set unless all of the pointers in the resultant set are must
aliased together.
llvm-svn: 18275
2004-11-27 18:37:42 +00:00
eeaa29c377
Add a new interface
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llvm-svn: 18266
2004-11-26 21:36:25 +00:00
303bdd1e4b
Remove dead var
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llvm-svn: 17485
2004-11-05 04:52:08 +00:00
6fa9665095
Add some assertions
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llvm-svn: 16366
2004-09-15 16:59:47 +00:00
ab64481f1d
Implement an AliasSetTracker::copyValue method
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llvm-svn: 16344
2004-09-14 19:15:32 +00:00
63b38bd2ed
Fix #includes of i*.h => Instructions.h as per PR403.
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llvm-svn: 15334
2004-07-29 17:30:56 +00:00
731381dc0e
Remove a bogus assertion
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llvm-svn: 15261
2004-07-27 07:22:21 +00:00
9b323c3521
Use context-sensitive alias analysis to avoid pessimization in clients of
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AliasSetTracker (dse and licm). This implements
DeadStoreElimination/context-sensitive.llx
llvm-svn: 15254
2004-07-27 02:20:26 +00:00
bf8c3c405e
Add some new methods
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llvm-svn: 15230
2004-07-26 05:50:23 +00:00
0c73a1ff05
Fix a latent bug in the AliasSetTracker that was exposed by the FreeInst additions and broke a bunch of programs last night.
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llvm-svn: 15214
2004-07-25 18:32:01 +00:00
924c68dcb2
Add support for free instructions
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llvm-svn: 15197
2004-07-25 07:57:37 +00:00
053427ff4f
Clean up reference counting to stop "leaking" alias sets
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llvm-svn: 15099
2004-07-22 07:58:18 +00:00
abc4f4523f
Add capability to remove aliasing aliassets from an AST
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llvm-svn: 15066
2004-07-21 07:04:26 +00:00
2cfaef23e4
Make the AST interface a bit richer by returning whether an insertion caused
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an insertion or not (because the pointer set already existed).
llvm-svn: 15064
2004-07-21 05:18:04 +00:00
eb04d9bcb4
Add #include <iostream> since Value.h does not #include it any more.
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llvm-svn: 14622
2004-07-04 12:19:56 +00:00
746e1e1808
Rename a method
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llvm-svn: 13676
2004-05-23 21:10:58 +00:00
2d3a7a6ff0
Changes to fix up the inst_iterator to pass to boost iterator checks. This
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patch was graciously contributed by Vladimir Prus.
llvm-svn: 13185
2004-04-27 15:13:33 +00:00
3022b1bc2c
Fix a HORRIBLY NASTY bug that caused siod to stop working last night.
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llvm-svn: 12479
2004-03-17 23:22:04 +00:00
7f04ebc858
Ok, the assertion was bogus. Calls that do not read/write memory should not
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have an alias set, just like adds and subtracts don't.
llvm-svn: 12422
2004-03-15 06:28:07 +00:00
f5c8f4cea6
This assertion is bogus now that calls do not necessarily read/write memory
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llvm-svn: 12421
2004-03-15 06:24:15 +00:00
21c60f1549
Don't be COMPLETELY pessimistic in the face of function calls
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llvm-svn: 12413
2004-03-15 04:08:36 +00:00
44fea5416d
Add a new AliassetTracker::remove method. Because we need to be able to remove
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a pointer from an AliasSet, maintain the pointer values on a doubly linked
list instead of a singly linked list, to permit efficient removal from the
middle of the list.
llvm-svn: 10506
2003-12-18 08:11:56 +00:00
0a14060ce2
Finegrainify namespacification
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Add capability to represent volatile AliasSet's
Propagate this information from loads&stores into the aliassets
llvm-svn: 10457
2003-12-14 04:52:11 +00:00
960707c335
Put all LLVM code into the llvm namespace, as per bug 109.
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llvm-svn: 9903
2003-11-11 22:41:34 +00:00
482202a601
Added LLVM project notice to the top of every C++ source file.
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Header files will be on the way.
llvm-svn: 9298
2003-10-20 19:43:21 +00:00
d14c200425
Fix miscompilation in Fhourstones and bug: LICM/2003-05-02-LoadHoist.ll
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llvm-svn: 5994
2003-05-03 03:42:08 +00:00
c048bb3add
ADd two new 'add' methods
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llvm-svn: 5691
2003-03-03 23:28:05 +00:00
b5b0b7a934
Make the aliassettracker much more precise by actually tracking size
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information for various accesses. What a concept.
llvm-svn: 5647
2003-02-26 22:11:00 +00:00
71b82bb494
Convert to work with new AliasAnalysis interface by conservatively assuming all pointers are arbitrarily large accesses
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llvm-svn: 5636
2003-02-26 19:28:57 +00:00
7606fb65c0
This is a substantial rewrite of the AliasSetTracker class which now uses
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a union-find based algorithm, is significantly faster, and is more general.
It will also scale to handle call instructions correctly, which is a nice
added bonus.
This includes a new pass -print-alias-sets which can be used to show how
alias sets are formed for a particular analysis.
llvm-svn: 5619
2003-02-24 20:37:56 +00:00
Chris Lattner