aafe4e216e
Make use of ConstantInt::isZero instead of ConstantInt::isNullValue.
...
llvm-svn: 36261
2007-04-19 05:39:12 +00:00
d84d35ba70
For PR1195:
...
Rename PackedType -> VectorType, ConstantPacked -> ConstantVector, and
PackedTyID -> VectorTyID. No functional changes.
llvm-svn: 34293
2007-02-15 02:26:10 +00:00
d3182e4e06
Switch some std::vector's to SmallVectors. This speeds up -load-vn -gcse
...
by 6% on tramp3d.
llvm-svn: 34167
2007-02-10 22:15:31 +00:00
237b5b60ea
modify CheckGEPInstructions to take a pointer and size instead of a vector.
...
llvm-svn: 34166
2007-02-10 22:12:53 +00:00
c44bd78a2e
eliminate use of TargetData::getIndexedOffset that takes a vector
...
llvm-svn: 34163
2007-02-10 20:35:22 +00:00
f75727ab14
Make classes in anonymous namespaces use VISIBILITY_HIDDEN to help reduce
...
LLVM's footprint and speed up linking.
llvm-svn: 33941
2007-02-05 23:42:17 +00:00
5301e7c605
For PR1136: Rename GlobalVariable::isExternal as isDeclaration to avoid
...
confusion with external linkage types.
llvm-svn: 33663
2007-01-30 20:08:39 +00:00
875d7b2b1d
fit to 80 cols.
...
Remove now-extraneous checks for ptr->ptr bitcasts.
Fix PR1109 and Analysis/BasicAA/2007-01-13-BasePointerBadNoAlias.ll. We
need to consider arbitrary sized objects when checking for nested GEP offsets.
llvm-svn: 33195
2007-01-14 05:57:53 +00:00
0fd2b9f5c0
GEP operands can't be bools
...
llvm-svn: 33125
2007-01-12 18:20:48 +00:00
cddc9dfe97
Implement review feedback for the ConstantBool->ConstantInt merge. Chris
...
recommended that getBoolValue be replaced with getZExtValue and that
get(bool) be replaced by get(const Type*, uint64_t). This implements
those changes.
llvm-svn: 33110
2007-01-12 04:24:46 +00:00
542964f55b
Rename BoolTy as Int1Ty. Patch by Sheng Zhou.
...
llvm-svn: 33076
2007-01-11 18:21:29 +00:00
75b871fb1e
For PR1043:
...
Merge ConstantIntegral and ConstantBool into ConstantInt.
Remove ConstantIntegral and ConstantBool from LLVM.
llvm-svn: 33073
2007-01-11 12:24:14 +00:00
c635f47d9a
For PR950:
...
This patch replaces signed integer types with signless ones:
1. [US]Byte -> Int8
2. [U]Short -> Int16
3. [U]Int -> Int32
4. [U]Long -> Int64.
5. Removal of isSigned, isUnsigned, getSignedVersion, getUnsignedVersion
and other methods related to signedness. In a few places this warranted
identifying the signedness information from other sources.
llvm-svn: 32785
2006-12-31 05:48:39 +00:00
266e42b312
For PR950:
...
This patch removes the SetCC instructions and replaces them with the ICmp
and FCmp instructions. The SetCondInst instruction has been removed and
been replaced with ICmpInst and FCmpInst.
llvm-svn: 32751
2006-12-23 06:05:41 +00:00
bb65ebf9a1
Replace inferred getCast(V,Ty) calls with more strict variants.
...
Rename getZeroExtend and getSignExtend to getZExt and getSExt to match
the the casting mnemonics in the rest of LLVM.
llvm-svn: 32514
2006-12-12 23:36:14 +00:00
f3baad3ee1
Changed llvm_ostream et all to OStream. llvm_cerr, llvm_cout, llvm_null, are
...
now cerr, cout, and NullStream resp.
llvm-svn: 32298
2006-12-07 01:30:32 +00:00
a531ac291c
Convert to using llvm streams instead of iostreams.
...
llvm-svn: 31989
2006-11-28 23:33:06 +00:00
6c38f0bb07
For PR950:
...
The long awaited CAST patch. This introduces 12 new instructions into LLVM
to replace the cast instruction. Corresponding changes throughout LLVM are
provided. This passes llvm-test, llvm/test, and SPEC CPUINT2000 with the
exception of 175.vpr which fails only on a slight floating point output
difference.
llvm-svn: 31931
2006-11-27 01:05:10 +00:00
5c833df633
remove redundant code
...
llvm-svn: 31697
2006-11-13 01:10:12 +00:00
ea2abe2384
Fix BasicAA/2006-11-03-BasicAAVectorCrash.ll by handling out-of-range
...
vector accesses like we handle out-of-range array accesses.
llvm-svn: 31427
2006-11-03 21:58:48 +00:00
de46e48420
For PR786:
...
Turn on -Wunused and -Wno-unused-parameter. Clean up most of the resulting
fall out by removing unused variables. Remaining warnings have to do with
unused functions (I didn't want to delete code without review) and unused
variables in generated code. Maintainers should clean up the remaining
issues when they see them. All changes pass DejaGnu tests and Olden.
llvm-svn: 31380
2006-11-02 20:25:50 +00:00
e0fc4dfc22
For PR950:
...
This patch implements the first increment for the Signless Types feature.
All changes pertain to removing the ConstantSInt and ConstantUInt classes
in favor of just using ConstantInt.
llvm-svn: 31063
2006-10-20 07:07:24 +00:00
8111c59279
Fix more static dtor issues
...
llvm-svn: 30725
2006-10-04 21:52:35 +00:00
97c9f20c52
simplify AnalysisGroup registration, eliminating one typeid call.
...
llvm-svn: 29932
2006-08-28 00:42:29 +00:00
c2d3d3112e
eliminate RegisterOpt. It does the same thing as RegisterPass.
...
llvm-svn: 29925
2006-08-27 22:42:52 +00:00
3d27be1333
s|llvm/Support/Visibility.h|llvm/Support/Compiler.h|
...
llvm-svn: 29911
2006-08-27 12:54:02 +00:00
996795b0dd
Use hidden visibility to make symbols in an anonymous namespace get
...
dropped. This shrinks libllvmgcc.dylib another 67K
llvm-svn: 28975
2006-06-28 23:17:24 +00:00
be535661cc
For PR780:
...
1. Fix the macros in IncludeFile.h to put everything in the llvm namespace
2. Replace the previous explicit mechanism in all the .h and .cpp files
with the macros in IncludeFile.h
This gets us a consistent mechanism throughout LLVM for ensuring linkage.
Next step is to make sure its used in enough places.
llvm-svn: 28715
2006-06-07 22:00:26 +00:00
5861659a1e
Change from using a stub function to a stub variable for passing to the
...
IncludeFile hack to ensure linkage of analysis passes. This works around
some -pedantic warnings about assigning an object to a function.
llvm-svn: 28621
2006-06-01 07:02:51 +00:00
bb40a9fa58
Use autogenerated mod/ref info for intrinsics.
...
llvm-svn: 26670
2006-03-09 22:31:29 +00:00
3e19c23765
Fix a crash compiling Obsequi
...
llvm-svn: 26529
2006-03-04 21:48:01 +00:00
071faf25e0
Be more conservative with our symbolic alias analysis. In particular,
...
don't assume that A[1][0] and A[0][i] can't alias. "i" might be out of
range, or even negative. This fixes a miscompilation of 188.ammp (which
does bad pointer tricks) with the new CFE.
Testcase here: Analysis/BasicAA/2006-03-03-BadArraySubscript.ll
llvm-svn: 26515
2006-03-04 02:06:34 +00:00
82049eba2c
Add bswap intrinsics as documented in the Language Reference
...
llvm-svn: 25309
2006-01-14 01:25:24 +00:00
5278ca3fa2
prevent cse of readcyclecounter
...
llvm-svn: 24303
2005-11-11 19:02:54 +00:00
01aa56397d
continued readcyclecounter support
...
llvm-svn: 24300
2005-11-11 16:47:30 +00:00
898e50ecb3
floor/ceil don't read/write memory. This allows gcse to eliminate 6 calls
...
in mesa.
llvm-svn: 23015
2005-08-24 16:58:56 +00:00
23167c3be9
Remove glibc specific functions, and mark a couple as C99
...
llvm-svn: 22384
2005-07-11 20:35:20 +00:00
c51a74cc02
because on alpha:
...
# define errno (*__errno_location ())
*shakes head
llvm-svn: 22383
2005-07-11 17:41:12 +00:00
bb0bfc4702
By definition, 'tail' calls cannot access the stack frame of their caller.
...
Expose this as a simple form of mod/ref information. This implements
BasicAA/tailcall-modref.ll
llvm-svn: 21796
2005-05-08 23:58:12 +00:00
b2d3ac8349
These intrinsics do not access memory
...
llvm-svn: 21718
2005-05-06 05:21:04 +00:00
1c636f1118
Add llvm.sqrt intrinsic, patch contributed by Morten Ofstad
...
llvm-svn: 21627
2005-04-30 03:44:07 +00:00
59ecb57e4a
These functions can set errno!
...
llvm-svn: 21609
2005-04-28 21:52:31 +00:00
01808caded
Remove trailing whitespace
...
llvm-svn: 21416
2005-04-21 21:13:18 +00:00
562c180879
Fix Regression/Analysis/BasicAA/2005-03-09-BrokenBasicAA.ll, a miscompilation
...
that Alkis found with Java, thanks Alkis!
llvm-svn: 20531
2005-03-09 16:29:52 +00:00
cede1ce95a
Add even more missing createXxxPass functions.
...
llvm-svn: 19402
2005-01-08 22:01:16 +00:00
869d6a40a9
Fix a bug in -no-aa that caused two DSGraph tests to XPASS.
...
llvm-svn: 18962
2004-12-15 17:13:24 +00:00
71d04bce55
Adjust to new alias analysis interfaces
...
llvm-svn: 18957
2004-12-15 07:22:13 +00:00
346ee4c9fb
Add testcase and fix for yet another case where we query the size an
...
abstract type.
llvm-svn: 18678
2004-12-08 23:56:15 +00:00
b1ff6d7921
Add testcase and fix for another case where we query the size an
...
abstract type.
llvm-svn: 18676
2004-12-08 23:42:11 +00:00
5c132bc3af
For PR387:\
...
Add getModRefInfo method to avoid overloaded virtuals
llvm-svn: 18601
2004-12-07 08:11:24 +00:00
1b784b117d
Fix DeadStoreElimination/2004-11-28-LiveStoreDeleted.ll
...
llvm-svn: 18308
2004-11-28 20:30:15 +00:00
63b45b4768
The trick with globals actually works with allocas and malloc too
...
llvm-svn: 18262
2004-11-26 20:01:48 +00:00
75819a81b2
A store or load cannot alias a global if the accessed amount is larger then
...
the global.
This implements Regression/Analysis/BasicAA/global-size.ll
llvm-svn: 18261
2004-11-26 19:20:01 +00:00
c368b63515
Simplify conditional and fix LICM/2004-11-17-UndefIndexCrash.ll
...
by saying what we mean
llvm-svn: 17913
2004-11-17 17:39:39 +00:00
3c3e058406
Be more careful about looking for constants when we really want constantint's.
...
llvm-svn: 17029
2004-10-16 16:07:10 +00:00
a5c04ee50f
Fixes to make LLVM compile with vc7.1.
...
Patch contributed by Paolo Invernizzi!
llvm-svn: 16152
2004-09-03 18:19:51 +00:00
fd7a2d4477
Merge i*.h headers into Instructions.h as part of bug403.
...
llvm-svn: 15325
2004-07-29 12:17:34 +00:00
c21acbfea4
Fix test/Regression/Analysis/BasicAA/2004-07-28-MustAliasbug.llx
...
This also fixes the miscompilation of MallocBench/gs with dead store
elimination enabled.
llvm-svn: 15324
2004-07-29 07:56:39 +00:00
aa05a6e5a1
Make basicaa a bit more aggressive
...
llvm-svn: 15252
2004-07-27 02:18:52 +00:00
6b570266b8
basic-aa can actually provide simple mod/ref info
...
llvm-svn: 15251
2004-07-27 02:13:55 +00:00
782ab98c56
This was implemented back in march
...
llvm-svn: 15250
2004-07-27 01:59:42 +00:00
fdcf624939
Do not ignore casts unless they are pointer-pointer casts. This caused us
...
to miscompile the SingleSource/Regression/C++/pointer_member.cpp program.
llvm-svn: 15062
2004-07-21 03:56:54 +00:00
30d69a5af9
bug 122:
...
- Replace ConstantPointerRef usage with GlobalValue usage
- Minimize redundant isa<GlobalValue> usage
- Correct isa<Constant> for GlobalValue subclass
llvm-svn: 14942
2004-07-18 00:18:30 +00:00
cbdf371d30
Simplify logic.
...
llvm-svn: 14825
2004-07-14 20:27:12 +00:00
feda9d0583
Fix a tiny bug in the -no-aa pass, in which it did not ever get a target data.
...
This is a regression from 1.2, though noone uses -no-aa anyway
llvm-svn: 14245
2004-06-19 08:05:58 +00:00
fbf4dc3bd0
isnan is dead
...
llvm-svn: 14191
2004-06-15 21:52:58 +00:00
66f313725c
llvm.isnan doesn't access memory
...
llvm-svn: 14151
2004-06-11 06:17:13 +00:00
59c8ed8843
Move the -no-aa AA implementation into this file since both of these
...
alias analysis implementations are special: they do not autoforward to a
chained implementation of alias analysis
llvm-svn: 13683
2004-05-23 21:15:12 +00:00
c9e37d7cc9
Hrm, operator new and new[] do not belong here. We should not CSE them! :)
...
llvm-svn: 12859
2004-04-12 05:16:42 +00:00
403abb824f
operator new & operator new[] do not kill any legal memory locations.
...
llvm-svn: 12833
2004-04-11 18:16:34 +00:00
c5fad355f8
Allow clients to be more efficient.
...
llvm-svn: 12831
2004-04-11 16:43:07 +00:00
4a1b03c773
Add a couple of more functions that cannot access memory (the intrinsics) and
...
don't write to memory
llvm-svn: 12808
2004-04-10 06:55:27 +00:00
69193f93b6
Support getelementptr instructions which use uint's to index into structure
...
types and can have arbitrary 32- and 64-bit integer types indexing into
sequential types.
llvm-svn: 12653
2004-04-05 01:30:19 +00:00
8ad948ddbd
Add some missing functions. Make sure to handle calls together in case the
...
client has another VN implementation that can VN calls.
llvm-svn: 12427
2004-03-16 03:41:35 +00:00
ea42c857d6
Fix a minor bug, implementing GCSE/call_pure_function.ll
...
Also, add some stuff I missed before.
llvm-svn: 12417
2004-03-15 04:18:28 +00:00
d82256a7a1
Teach basicaa about some stdc functions.
...
llvm-svn: 12408
2004-03-15 03:36:49 +00:00
f9e69b4553
Fix a couple of minor problems. Because PHI nodes can use themselves, this
...
could cause infinite loops. Also, getUnderlyingObject can return null
llvm-svn: 12351
2004-03-12 23:12:55 +00:00
a036253872
Implement mod/ref analysis for a trivial case where locals don't escape.
...
This comes up when you have a local array on the stack and you never pass
the address of elements around.
llvm-svn: 12349
2004-03-12 22:39:00 +00:00
6f6e0f29ad
Expand on my note-to-self
...
llvm-svn: 12029
2004-03-01 02:44:44 +00:00
494d510769
Fix a soon-to-be-missing #include
...
llvm-svn: 11707
2004-02-22 06:26:17 +00:00
729ea9e1d9
Fix thinko
...
llvm-svn: 11027
2004-01-30 22:48:02 +00:00
f0eac5d0d3
Implement the pointsToConstantMemory() method.
...
llvm-svn: 11022
2004-01-30 22:17:24 +00:00
c99dd898af
Eliminate use of ConstantHandling itf
...
llvm-svn: 10780
2004-01-12 17:57:32 +00:00
5f4c6f55b6
Add a note
...
llvm-svn: 10617
2003-12-28 04:03:49 +00:00
1eed55d6b9
Factor out some duplicated code, implement the rest of the cases in
...
BasicAA/2003-12-11-ConstExprGEP.ll
llvm-svn: 10412
2003-12-11 23:20:16 +00:00
6ea17f77f8
Fix PR86. This makes basicaa _SIGNIFICANLY_ more aggressive with getelementptr's
...
llvm-svn: 10410
2003-12-11 22:44:13 +00:00
17790fbb5b
Fix a glaring bug
...
llvm-svn: 10400
2003-12-11 06:06:28 +00:00
bc1197f292
Realize the gep P, <zeros> must aliases P.
...
This is a partial fix for PR 86
llvm-svn: 10399
2003-12-11 06:02:00 +00:00
abb3bea6ce
With Brian's change to AA.h we can now clean out this uglyness
...
llvm-svn: 10398
2003-12-11 05:44:59 +00:00
a346e64218
Fix file header
...
llvm-svn: 10219
2003-11-25 20:11:47 +00:00
388bc98954
Use gep_type_begin/end instead of looking for ubytes
...
llvm-svn: 10217
2003-11-25 20:10:07 +00:00
359974801e
Finegrainify namespacification
...
llvm-svn: 10210
2003-11-25 18:33:40 +00:00
960707c335
Put all LLVM code into the llvm namespace, as per bug 109.
...
llvm-svn: 9903
2003-11-11 22:41:34 +00:00
482202a601
Added LLVM project notice to the top of every C++ source file.
...
Header files will be on the way.
llvm-svn: 9298
2003-10-20 19:43:21 +00:00
092af3f36e
Fix bug: BasicAA/2003-09-19-LocalArgument.ll
...
llvm-svn: 8615
2003-09-20 03:08:47 +00:00
329983228f
Fixed spelling and grammar.
...
llvm-svn: 8478
2003-09-11 18:14:24 +00:00
cedbb88d05
Reuse the values if they are constants: this is important so that we index into the right structure field
...
This fixes bug: BasicAA/2003-07-03-BasicAACrash.ll
llvm-svn: 7093
2003-07-03 06:42:38 +00:00
1bec75e730
Implement handling of constantexprs for disambiguation. This implements
...
BasicAA/featuretest.ll:constexpr_test
llvm-svn: 6740
2003-06-17 15:25:37 +00:00
78dd43245d
Be more robust in the face of undefined behavior.
...
Fixes bug: BasicAA/2003-06-01-AliasCrash.ll
llvm-svn: 6538
2003-06-02 05:42:39 +00:00
060f38121e
Fix Bug: BasicAA/2003-05-21-GEP-Problem.ll
...
llvm-svn: 6270
2003-05-21 20:23:26 +00:00
be2d24e3b5
Fix BasicAA/2003-04-25-GEPCrash.ll
...
llvm-svn: 5940
2003-04-25 18:03:06 +00:00
4183b34d39
Fix bug: BasicAA/2003-04-22-GEPProblem.ll
...
llvm-svn: 5858
2003-04-22 22:00:27 +00:00
1520eda3e3
Remove unneccesary forward decl
...
llvm-svn: 5710
2003-03-06 16:37:29 +00:00
ce848a3397
Fix bug: BasicAA/2003-03-04-GEPCrash.ll
...
llvm-svn: 5695
2003-03-04 16:40:17 +00:00
96afad55b9
Fix a problem with negative indexes
...
llvm-svn: 5681
2003-03-02 23:43:34 +00:00
053994f5a6
Fix bug: BasicAA/2003-02-26-AccessSizeTest.ll
...
llvm-svn: 5645
2003-02-26 21:57:23 +00:00
d98ac881ca
Fix several bugs in basic-aa
...
llvm-svn: 5643
2003-02-26 21:28:49 +00:00
d6a2a99a1b
Move BasicAA pass out to it's own header file
...
llvm-svn: 5640
2003-02-26 19:41:54 +00:00
Zhou Sheng