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path: root/llvm/lib/Analysis/BasicAliasAnalysis.cpp
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* Remove glibc specific functions, and mark a couple as C99Andrew Lenharth2005-07-111-3/+1
| | | | llvm-svn: 22384
* because on alpha:Andrew Lenharth2005-07-111-0/+1
| | | | | | | | # define errno (*__errno_location ()) *shakes head llvm-svn: 22383
* By definition, 'tail' calls cannot access the stack frame of their caller.Chris Lattner2005-05-081-0/+6
| | | | | | | Expose this as a simple form of mod/ref information. This implements BasicAA/tailcall-modref.ll llvm-svn: 21796
* These intrinsics do not access memoryChris Lattner2005-05-061-1/+1
| | | | llvm-svn: 21718
* Add llvm.sqrt intrinsic, patch contributed by Morten OfstadChris Lattner2005-04-301-1/+1
| | | | llvm-svn: 21627
* These functions can set errno!Chris Lattner2005-04-281-2/+2
| | | | llvm-svn: 21609
* Remove trailing whitespaceMisha Brukman2005-04-211-35/+35
| | | | llvm-svn: 21416
* Fix Regression/Analysis/BasicAA/2005-03-09-BrokenBasicAA.ll, a miscompilationChris Lattner2005-03-091-2/+6
| | | | | | that Alkis found with Java, thanks Alkis! llvm-svn: 20531
* Add even more missing createXxxPass functions.Jeff Cohen2005-01-081-0/+6
| | | | llvm-svn: 19402
* Fix a bug in -no-aa that caused two DSGraph tests to XPASS.Chris Lattner2004-12-151-1/+2
| | | | llvm-svn: 18962
* Adjust to new alias analysis interfacesChris Lattner2004-12-151-38/+33
| | | | llvm-svn: 18957
* Add testcase and fix for yet another case where we query the size anAlkis Evlogimenos2004-12-081-9/+11
| | | | | | abstract type. llvm-svn: 18678
* Add testcase and fix for another case where we query the size anAlkis Evlogimenos2004-12-081-7/+12
| | | | | | abstract type. llvm-svn: 18676
* For PR387:\Reid Spencer2004-12-071-0/+3
| | | | | | Add getModRefInfo method to avoid overloaded virtuals llvm-svn: 18601
* Fix DeadStoreElimination/2004-11-28-LiveStoreDeleted.llChris Lattner2004-11-281-3/+3
| | | | llvm-svn: 18308
* The trick with globals actually works with allocas and malloc tooChris Lattner2004-11-261-12/+12
| | | | llvm-svn: 18262
* A store or load cannot alias a global if the accessed amount is larger thenChris Lattner2004-11-261-20/+49
| | | | | | | | the global. This implements Regression/Analysis/BasicAA/global-size.ll llvm-svn: 18261
* Simplify conditional and fix LICM/2004-11-17-UndefIndexCrash.llChris Lattner2004-11-171-2/+1
| | | | | | by saying what we mean llvm-svn: 17913
* Be more careful about looking for constants when we really want constantint's.Chris Lattner2004-10-161-10/+8
| | | | llvm-svn: 17029
* Fixes to make LLVM compile with vc7.1.Alkis Evlogimenos2004-09-031-0/+1
| | | | | | Patch contributed by Paolo Invernizzi! llvm-svn: 16152
* Merge i*.h headers into Instructions.h as part of bug403.Alkis Evlogimenos2004-07-291-2/+1
| | | | llvm-svn: 15325
* Fix test/Regression/Analysis/BasicAA/2004-07-28-MustAliasbug.llxChris Lattner2004-07-291-5/+9
| | | | | | | This also fixes the miscompilation of MallocBench/gs with dead store elimination enabled. llvm-svn: 15324
* Make basicaa a bit more aggressiveChris Lattner2004-07-271-0/+4
| | | | llvm-svn: 15252
* basic-aa can actually provide simple mod/ref infoChris Lattner2004-07-271-3/+3
| | | | llvm-svn: 15251
* This was implemented back in marchChris Lattner2004-07-271-7/+0
| | | | llvm-svn: 15250
* Do not ignore casts unless they are pointer-pointer casts. This caused usChris Lattner2004-07-211-4/+8
| | | | | | to miscompile the SingleSource/Regression/C++/pointer_member.cpp program. llvm-svn: 15062
* bug 122:Reid Spencer2004-07-181-12/+6
| | | | | | | | - Replace ConstantPointerRef usage with GlobalValue usage - Minimize redundant isa<GlobalValue> usage - Correct isa<Constant> for GlobalValue subclass llvm-svn: 14942
* Simplify logic.Chris Lattner2004-07-141-2/+2
| | | | llvm-svn: 14825
* Fix a tiny bug in the -no-aa pass, in which it did not ever get a target data.Chris Lattner2004-06-191-9/+8
| | | | | | This is a regression from 1.2, though noone uses -no-aa anyway llvm-svn: 14245
* isnan is deadChris Lattner2004-06-151-1/+1
| | | | llvm-svn: 14191
* llvm.isnan doesn't access memoryChris Lattner2004-06-111-1/+1
| | | | llvm-svn: 14151
* Move the -no-aa AA implementation into this file since both of theseChris Lattner2004-05-231-8/+46
| | | | | | | alias analysis implementations are special: they do not autoforward to a chained implementation of alias analysis llvm-svn: 13683
* Hrm, operator new and new[] do not belong here. We should not CSE them! :)Chris Lattner2004-04-121-3/+0
| | | | llvm-svn: 12859
* operator new & operator new[] do not kill any legal memory locations.Chris Lattner2004-04-111-0/+3
| | | | llvm-svn: 12833
* Allow clients to be more efficient.Chris Lattner2004-04-111-0/+4
| | | | llvm-svn: 12831
* Add a couple of more functions that cannot access memory (the intrinsics) andChris Lattner2004-04-101-0/+7
| | | | | | don't write to memory llvm-svn: 12808
* Support getelementptr instructions which use uint's to index into structureChris Lattner2004-04-051-14/+35
| | | | | | | types and can have arbitrary 32- and 64-bit integer types indexing into sequential types. llvm-svn: 12653
* Add some missing functions. Make sure to handle calls together in case theChris Lattner2004-03-161-2/+20
| | | | | | client has another VN implementation that can VN calls. llvm-svn: 12427
* Fix a minor bug, implementing GCSE/call_pure_function.llChris Lattner2004-03-151-3/+6
| | | | | | Also, add some stuff I missed before. llvm-svn: 12417
* Teach basicaa about some stdc functions.Chris Lattner2004-03-151-5/+100
| | | | llvm-svn: 12408
* Fix a couple of minor problems. Because PHI nodes can use themselves, thisChris Lattner2004-03-121-4/+1
| | | | | | could cause infinite loops. Also, getUnderlyingObject can return null llvm-svn: 12351
* Implement mod/ref analysis for a trivial case where locals don't escape.Chris Lattner2004-03-121-0/+52
| | | | | | | This comes up when you have a local array on the stack and you never pass the address of elements around. llvm-svn: 12349
* Expand on my note-to-selfChris Lattner2004-03-011-1/+3
| | | | llvm-svn: 12029
* Fix a soon-to-be-missing #includeChris Lattner2004-02-221-0/+1
| | | | llvm-svn: 11707
* Fix thinkoChris Lattner2004-01-301-3/+3
| | | | llvm-svn: 11027
* Implement the pointsToConstantMemory() method.Chris Lattner2004-01-301-3/+14
| | | | llvm-svn: 11022
* Eliminate use of ConstantHandling itfChris Lattner2004-01-121-12/+13
| | | | llvm-svn: 10780
* Add a noteChris Lattner2003-12-281-0/+5
| | | | llvm-svn: 10617
* Factor out some duplicated code, implement the rest of the cases inChris Lattner2003-12-111-43/+40
| | | | | | BasicAA/2003-12-11-ConstExprGEP.ll llvm-svn: 10412
* Fix PR86. This makes basicaa _SIGNIFICANLY_ more aggressive with ↵Chris Lattner2003-12-111-121/+251
| | | | | | getelementptr's llvm-svn: 10410
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