Chris Lattner
7e0a534cba
do not crash when using -debug
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llvm-svn: 21092
2005-04-05 01:12:03 +00:00
Chris Lattner
b919b21777
do not dereference an extra layer of pointers to determine if an external
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call can modify a memory location. This fixes
test/Regression/Analysis/Andersens/modreftest.ll
llvm-svn: 21088
2005-04-04 22:23:21 +00:00
Chris Lattner
af4d93cd39
import all of the rest of the stubs that dsa uses for direct comparison
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llvm-svn: 20932
2005-03-29 20:36:05 +00:00
Chris Lattner
4dba2ee974
learn about some more functions.
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llvm-svn: 20929
2005-03-29 20:04:24 +00:00
Chris Lattner
ca85130b0a
Fix a major problem with global variable initializers. This could cause
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us to have stuff pointing to the null pointer, which makes no sense
(the null ptr is an ssa value, not the null object)
llvm-svn: 20922
2005-03-29 17:21:53 +00:00
Chris Lattner
dd94b2d01e
add some more functions, ignore setcc for constraints!
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llvm-svn: 20917
2005-03-29 06:52:20 +00:00
Chris Lattner
7617e886c1
Handle "known" external calls context sensitively, add support for realloc
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and a couple of other functions that are important.
Handle aggregate undef values for gv initializers
llvm-svn: 20914
2005-03-29 06:09:07 +00:00
Chris Lattner
81b6d86a3a
Teach andersens that non-escaping memory cannot be mod/ref'd by external fn calls.
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llvm-svn: 20891
2005-03-28 06:21:17 +00:00
Misha Brukman
009585d2ac
Fix grammar
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llvm-svn: 20890
2005-03-28 04:32:12 +00:00
Chris Lattner
a8ad8b2826
Make anders-aa much more precise by not being completely pessimistic about
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external functions. Teach it about a few important ones.
llvm-svn: 20889
2005-03-28 04:03:52 +00:00
Chris Lattner
147f8b789c
wrap some long lines
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llvm-svn: 20884
2005-03-27 22:03:46 +00:00
Chris Lattner
ea69f1f9e8
teach andersens about undef
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llvm-svn: 20881
2005-03-27 18:58:23 +00:00
Chris Lattner
aff85ac552
Simplify dead code into a fixme :)
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llvm-svn: 20800
2005-03-24 02:41:19 +00:00
Chris Lattner
85a1d92323
fix a compiler crash in runtime/libprofile
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llvm-svn: 20799
2005-03-24 01:22:52 +00:00
Chris Lattner
6a3f5fd623
wrap a long line
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llvm-svn: 20797
2005-03-23 23:51:12 +00:00
Chris Lattner
2a7358064e
If we are calling an external function, chain to another AA to potentially
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decide, don't just immediately give up.
This implements GlobalsModRef/chaining-analysis.ll
llvm-svn: 20796
2005-03-23 23:49:47 +00:00
Chris Lattner
531f9e92d4
This mega patch converts us from using Function::a{iterator|begin|end} to
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using Function::arg_{iterator|begin|end}. Likewise Module::g* -> Module::global_*.
This patch is contributed by Gabor Greif, thanks!
llvm-svn: 20597
2005-03-15 04:54:21 +00:00
Jeff Cohen
cede1ce95a
Add even more missing createXxxPass functions.
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llvm-svn: 19402
2005-01-08 22:01:16 +00:00
Chris Lattner
a12b5df616
Actually overload the virtual method. This fixes
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Regression/Analysis/GlobalsModRef/purecse.ll. Isn't this what the
-Woverload-whatever flag would warn about :)
llvm-svn: 19018
2004-12-17 17:12:24 +00:00
Chris Lattner
71d04bce55
Adjust to new alias analysis interfaces
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llvm-svn: 18957
2004-12-15 07:22:13 +00:00
Reid Spencer
5c132bc3af
For PR387:\
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Add getModRefInfo method to avoid overloaded virtuals
llvm-svn: 18601
2004-12-07 08:11:24 +00:00
Reid Spencer
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
Chris Lattner
1b4e78d9e6
Mission accomplished!
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llvm-svn: 17990
2004-11-19 16:22:24 +00:00
Alkis Evlogimenos
6bbc57ec12
Fix library name.
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llvm-svn: 17306
2004-10-28 05:36:48 +00:00
Reid Spencer
c1c320c335
We won't use automake
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llvm-svn: 17155
2004-10-22 03:35:04 +00:00
Reid Spencer
6a11a75f31
Initial automake generated Makefile template
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llvm-svn: 17136
2004-10-18 23:55:41 +00:00
Chris Lattner
2978437b76
Add support
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llvm-svn: 17052
2004-10-16 18:16:19 +00:00
Reid Spencer
ace94df71f
Update to reflect changes in Makefile rules.
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llvm-svn: 16950
2004-10-13 11:46:52 +00:00
Reid Spencer
e2d1af8be0
Build both archive and relinked objects
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llvm-svn: 16892
2004-10-10 22:17:39 +00:00
Reid Spencer
b84cbf2725
Initial version of automake Makefile.am file.
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llvm-svn: 16885
2004-10-10 20:43:57 +00:00
Chris Lattner
4f2cf030e8
'Pass' should now not be derived from by clients. Instead, they should derive
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from ModulePass. Instead of implementing Pass::run, then should implement
ModulePass::runOnModule.
llvm-svn: 16436
2004-09-20 04:48:05 +00:00
Chris Lattner
135419193e
Finegrainify namespacification
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'Pass' should now not be derived from by clients. Instead, they should derive
from ModulePass. Instead of implementing Pass::run, then should implement
ModulePass::runOnModule.
llvm-svn: 16434
2004-09-20 04:44:31 +00:00
Chris Lattner
d6d99dfa3f
Fix a nasty iterator invalidation problem I introduced yesterday. This
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unfortunately is the cause of a bunch of failures from tonight, and the
reason the tester is running so slow :(
llvm-svn: 16407
2004-09-19 19:01:06 +00:00
Chris Lattner
824a21868b
Add CallGraphNode::removeAnyCallEdgeTo method
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llvm-svn: 16398
2004-09-18 21:34:34 +00:00
Chris Lattner
85d5ccc006
When changing a function, make sure to update the CallGraphNode for the
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function, not just the CallGraph.
llvm-svn: 16388
2004-09-18 00:27:20 +00:00
Chris Lattner
e81c2aa42a
Implement new changeFunction method, nuke a never implemented one.
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llvm-svn: 16386
2004-09-18 00:22:13 +00:00
Reid Spencer
7c16caa336
Changes For Bug 352
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Move include/Config and include/Support into include/llvm/Config,
include/llvm/ADT and include/llvm/Support. From here on out, all LLVM
public header files must be under include/llvm/.
llvm-svn: 16137
2004-09-01 22:55:40 +00:00
Chris Lattner
12324753f2
Fix a bug that caused the pass to go into infinite loops on trivial testcases.
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This is fallout of the Bug 122 changes.
llvm-svn: 15811
2004-08-16 05:38:02 +00:00
Chris Lattner
6b54110281
Add standard print/dump methods to CallGraph classes.
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llvm-svn: 15569
2004-08-08 03:27:49 +00:00
Misha Brukman
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
Chris Lattner
036d2b0c4d
nuke pointless -debug output
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llvm-svn: 15267
2004-07-27 08:03:18 +00:00
Chris Lattner
b696462260
Fix conservative assumption, which was quite broken. Also, notice that
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functions known to not access memory (like sin/cos) don't access memory! :)
llvm-svn: 15264
2004-07-27 07:46:26 +00:00
Chris Lattner
3a353e84b7
Complete rewrite of this pass to be faster, use less memory, be easier to
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understand, and more accurate to boot! This implements
GlobalModRef/purecse.ll over the previous impl.
llvm-svn: 15260
2004-07-27 06:40:37 +00:00
Reid Spencer
30d69a5af9
bug 122:
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- 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
Chris Lattner
3c42077c37
Fixes for PR341
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llvm-svn: 14843
2004-07-15 02:31:46 +00:00
Reid Spencer
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
Chris Lattner
26dff501a4
Initial checkin of a simple mod/ref analysis for global variables. This is
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still overly conservative and uses very simple data structures, but it is a
start, and allows elimination of a lot of loads.
llvm-svn: 14462
2004-06-28 06:33:13 +00:00
Chris Lattner
135fb4be7c
Moving to lib/Analysis/DataStructure
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llvm-svn: 14450
2004-06-28 00:29:42 +00:00
Chris Lattner
f019e346f4
Fix header
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llvm-svn: 14394
2004-06-25 04:24:22 +00:00
Misha Brukman
44601805a6
File requires IPA, moved to lib/Analysis/IPA
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llvm-svn: 14330
2004-06-22 19:04:53 +00:00