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16 years agoEmit warnings for undefined control-flow.
Ted Kremenek [Fri, 14 Mar 2008 18:14:50 +0000 (18:14 +0000)]
Emit warnings for undefined control-flow.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48368 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoCorrectly error on arrays with automatic storage full of objects with
Nate Begeman [Fri, 14 Mar 2008 18:07:10 +0000 (18:07 +0000)]
Correctly error on arrays with automatic storage full of objects with
non-default address space, and fix comment.
Add a test for this.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48366 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoPath-sensitive analyses no longer take a FunctionDecl, but any Decl representing
Ted Kremenek [Fri, 14 Mar 2008 17:31:00 +0000 (17:31 +0000)]
Path-sensitive analyses no longer take a FunctionDecl, but any Decl representing
a block of "code".

Patched various ASTConsumers (such as ASTDumper) to have more support for
processing ObjCMethodDecl. CFGVisitor now builds CFGs for ObjCMethodDecls.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48363 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoadd initial support for generating an llvm.globalctors list. Patch by David Chisnall
Chris Lattner [Fri, 14 Mar 2008 17:18:18 +0000 (17:18 +0000)]
add initial support for generating an llvm.globalctors list.  Patch by David Chisnall

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48362 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoOnly compute targetinfo once and don't leak it. Patch by Sam Bishop!
Chris Lattner [Fri, 14 Mar 2008 06:12:05 +0000 (06:12 +0000)]
Only compute targetinfo once and don't leak it.  Patch by Sam Bishop!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48358 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoMake the preprocessor own its PPCallbacks, fixing a memory leak.
Chris Lattner [Fri, 14 Mar 2008 06:07:05 +0000 (06:07 +0000)]
Make the preprocessor own its PPCallbacks, fixing a memory leak.
Patch by Sam Bishop!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48357 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoISO/IEC TR 18037
Nate Begeman [Fri, 14 Mar 2008 00:22:18 +0000 (00:22 +0000)]
ISO/IEC TR 18037
An address space name cannot be used to qualify an object that has automatic
storage duration.  Still not catching ASQual'd allocas of array type, just
scalars at the moment.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48350 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoFix comment
Nate Begeman [Thu, 13 Mar 2008 23:56:36 +0000 (23:56 +0000)]
Fix comment

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48347 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoThe LiveVariables analysis no longer requires a FunctionDecl&; this allows it
Ted Kremenek [Thu, 13 Mar 2008 16:55:07 +0000 (16:55 +0000)]
The LiveVariables analysis no longer requires a FunctionDecl&; this allows it
to be run on other declarations of blocks of code (e.g., Objective-C methods.)

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48339 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agohandle __extension__ properly at block scope.
Chris Lattner [Thu, 13 Mar 2008 06:32:11 +0000 (06:32 +0000)]
handle __extension__ properly at block scope.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48332 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoinstead of passing in null end location info, pass in the same as start.
Chris Lattner [Thu, 13 Mar 2008 06:29:54 +0000 (06:29 +0000)]
instead of passing in null end location info, pass in the same as start.
This still isn't right, but is slightly nicer.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48331 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoimprove DeclStmt to be able to store SourceRange info correctly.
Chris Lattner [Thu, 13 Mar 2008 06:29:04 +0000 (06:29 +0000)]
improve DeclStmt to be able to store SourceRange info correctly.
Set the start of DeclStmt range.  Right now the end is meaningless
though.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48330 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdd note about asm constraints.
Anders Carlsson [Thu, 13 Mar 2008 03:45:48 +0000 (03:45 +0000)]
Add note about asm constraints.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48324 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdded bandaid support in CFG construction for ObjCForEachStmt and ObjCAtTryStmt:
Ted Kremenek [Thu, 13 Mar 2008 03:04:22 +0000 (03:04 +0000)]
Added bandaid support in CFG construction for ObjCForEachStmt and ObjCAtTryStmt:
we gracefully back out and return NULL for the CFG, allowing clients to skip
analyzing functions with these CFGs. We will add support later.

Modified base ASTConsumer "CFGVisitor" to detect when a CFG is not constructed
and to emit a warning.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48322 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoTwo fixes to RewriteTest::RewriteObjCIvarRefExpr():
Steve Naroff [Wed, 12 Mar 2008 23:15:19 +0000 (23:15 +0000)]
Two fixes to RewriteTest::RewriteObjCIvarRefExpr():
- For explicit ivar refers, make sure the cast is propagated to the AST.
- Don't free the base (since it is still in use).
This fixes the recent regression to test/Rewriter/objc-ivar-receiver-1.m.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48309 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoChanged CallRetValSymbol to SymbolConjured to allow "conjured" symbols to be created...
Ted Kremenek [Wed, 12 Mar 2008 21:45:47 +0000 (21:45 +0000)]
Changed CallRetValSymbol to SymbolConjured to allow "conjured" symbols to be created for any expression, not just CallExprs.
Added experimental support for conjuring symbols during assingments where the RHS is "unknown".  This allows more value tracking for path-sensitivity.
Fixed bug in "assumption" logic when processing symbolic constraints; we would improperly mark constraints we didn't support as infeasible.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48306 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoMinor aesthetic improvement (after I reviewed my last commit).
Steve Naroff [Wed, 12 Mar 2008 21:22:52 +0000 (21:22 +0000)]
Minor aesthetic improvement (after I reviewed my last commit).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48304 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAvoid using the "unnamed struct field" extension (enabled with -fms-extensions)....
Steve Naroff [Wed, 12 Mar 2008 21:09:20 +0000 (21:09 +0000)]
Avoid using the "unnamed struct field" extension (enabled with -fms-extensions). This feature/extension silently does the wrong thing in g++. As far as I can tell, g++ simply throws the field away entirely (note that it works fine with gcc). Since I am now always casting the object (for other reasons), accessing protected/public fields simply requires the cast refer to the defining class. This solution is simpler all around (thanks to Chris for suggesting it).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48302 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdded generation of symbolic values for the return values of functions that have
Ted Kremenek [Wed, 12 Mar 2008 21:06:49 +0000 (21:06 +0000)]
Added generation of symbolic values for the return values of functions that have
no summaries (useful for false-path pruning).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48301 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoIn GRSimpleVals, added the generation of symbolic values for the return values
Ted Kremenek [Wed, 12 Mar 2008 21:04:07 +0000 (21:04 +0000)]
In GRSimpleVals, added the generation of symbolic values for the return values
of function calls. This is useful in pruning paths.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48299 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoUpdate to reflect changes in parameter attribute api.
Chris Lattner [Wed, 12 Mar 2008 17:46:07 +0000 (17:46 +0000)]
Update to reflect changes in parameter attribute api.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48290 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoUse the "used" attribute. Without it, g++ removes all the meta-data:-( This doesn...
Steve Naroff [Wed, 12 Mar 2008 17:18:30 +0000 (17:18 +0000)]
Use the "used" attribute. Without it, g++ removes all the meta-data:-( This doesn't happen when compiling straight C code.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48287 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoImproved ExplodedGraph::Trim to only show nodes reachable from a reverse BFS
Ted Kremenek [Wed, 12 Mar 2008 17:18:20 +0000 (17:18 +0000)]
Improved ExplodedGraph::Trim to only show nodes reachable from a reverse BFS
from the sources, and to try and generate only a single path from sources
to roots.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48286 91177308-0d34-0410-b5e6-96231b3b80d8

16 years ago-Add missing visitor for ObjCIvarRefExpr.
Steve Naroff [Wed, 12 Mar 2008 13:19:12 +0000 (13:19 +0000)]
-Add missing visitor for ObjCIvarRefExpr.
-Wrap objc runtime calls with "extern "C"" (for now).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48284 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoSince the rewriter now outputs C++, it no longer makes sense to pipe the output to...
Steve Naroff [Wed, 12 Mar 2008 02:07:40 +0000 (02:07 +0000)]
Since the rewriter now outputs C++, it no longer makes sense to pipe the output to clang.
This should "fix" all but one of the test failure.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48275 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoFixed regression in SymbolManager introduced in r48272.
Ted Kremenek [Wed, 12 Mar 2008 02:00:37 +0000 (02:00 +0000)]
Fixed regression in SymbolManager introduced in r48272.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48273 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoPrototype (pre-alpha) implementation of CFRef checker.
Ted Kremenek [Wed, 12 Mar 2008 01:21:45 +0000 (01:21 +0000)]
Prototype (pre-alpha) implementation of CFRef checker.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48272 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoRemove more dependencies on C "flexible array member" idiom (when generating meta...
Steve Naroff [Wed, 12 Mar 2008 01:06:30 +0000 (01:06 +0000)]
Remove more dependencies on C "flexible array member" idiom (when generating meta-data).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48271 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoMake ivar rewrite C++ friendly (since C++ forces a unified namespace for typedefs...
Steve Naroff [Wed, 12 Mar 2008 00:25:36 +0000 (00:25 +0000)]
Make ivar rewrite C++ friendly (since C++ forces a unified namespace for typedefs/structures). The previous version of the rewriter generated both a type def and structure def for each class (which doesn't fly in C++).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48266 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdded pretty-printing support for checker-specific state for the CFRefCount checker.
Ted Kremenek [Tue, 11 Mar 2008 19:44:10 +0000 (19:44 +0000)]
Added pretty-printing support for checker-specific state for the CFRefCount checker.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48242 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoExpanded graph-visualization to include optional pretty-printing of checker-specific...
Ted Kremenek [Tue, 11 Mar 2008 19:02:40 +0000 (19:02 +0000)]
Expanded graph-visualization to include optional pretty-printing of checker-specific state.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48238 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoExpanded ValueState pretty-printing to use an optional "CheckerStatePrinter"
Ted Kremenek [Tue, 11 Mar 2008 18:57:24 +0000 (18:57 +0000)]
Expanded ValueState pretty-printing to use an optional "CheckerStatePrinter"
object to pretty-print the component of a state that is specific to a checker.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48237 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoExpanded graph visualization interface to include specifying a range of
Ted Kremenek [Tue, 11 Mar 2008 18:25:33 +0000 (18:25 +0000)]
Expanded graph visualization interface to include specifying a range of
nodes to use a trim sources.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48236 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoMake "super" rewrite for class methods C++ friendly (follow-up from last commit).
Steve Naroff [Tue, 11 Mar 2008 18:14:26 +0000 (18:14 +0000)]
Make "super" rewrite for class methods C++ friendly (follow-up from last commit).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48235 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdded bookkeeping of error nodes.
Ted Kremenek [Tue, 11 Mar 2008 18:14:09 +0000 (18:14 +0000)]
Added bookkeeping of error nodes.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48234 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdded main logic for typestate tracking for the CFRetain checker.
Ted Kremenek [Tue, 11 Mar 2008 17:48:22 +0000 (17:48 +0000)]
Added main logic for typestate tracking for the CFRetain checker.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48231 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoMake "super" rewrite C++ friendly (since it doesn't support Compound Literals).
Steve Naroff [Tue, 11 Mar 2008 17:37:02 +0000 (17:37 +0000)]
Make "super" rewrite C++ friendly (since it doesn't support Compound Literals).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48230 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdded main skeleton for CFRetain transfer function logic.
Ted Kremenek [Tue, 11 Mar 2008 06:39:11 +0000 (06:39 +0000)]
Added main skeleton for CFRetain transfer function logic.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48214 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoGenerate meta-data in a C++ compatible way (remove 2 dependencies on C "flexible...
Steve Naroff [Tue, 11 Mar 2008 00:12:29 +0000 (00:12 +0000)]
Generate meta-data in a C++ compatible way (remove 2 dependencies on C "flexible array member" idiom and perform some extra casts).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48202 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoMissed a couple "_IMPL" suffixes.
Steve Naroff [Mon, 10 Mar 2008 23:33:22 +0000 (23:33 +0000)]
Missed a couple "_IMPL" suffixes.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48191 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoFix dangling pointer and give the implementation struct for a class a unique name.
Steve Naroff [Mon, 10 Mar 2008 23:16:54 +0000 (23:16 +0000)]
Fix dangling pointer and give the implementation struct for a class a unique name.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48190 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdd support for the 'N' constraint.
Anders Carlsson [Mon, 10 Mar 2008 22:37:16 +0000 (22:37 +0000)]
Add support for the 'N' constraint.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48185 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoPass LangOptions to RewriteTest().
Steve Naroff [Mon, 10 Mar 2008 20:43:59 +0000 (20:43 +0000)]
Pass LangOptions to RewriteTest().

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48172 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agorewriter tests are darwin specific, don't run them on other platforms.
Chris Lattner [Mon, 10 Mar 2008 19:32:31 +0000 (19:32 +0000)]
rewriter tests are darwin specific, don't run them on other platforms.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48168 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoFix "error: explicit template specialization cannot have a storage class"
Chris Lattner [Mon, 10 Mar 2008 17:06:40 +0000 (17:06 +0000)]
Fix "error: explicit template specialization cannot have a storage class"
with gcc 4.4, patch by Shantonu Sen!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48155 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdd some missing #includes for GCC mainline, patch by Shantonu Sen!
Chris Lattner [Mon, 10 Mar 2008 17:04:53 +0000 (17:04 +0000)]
Add some missing #includes for GCC mainline, patch by Shantonu Sen!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48153 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdd transfer function support for pointer arithmetic where the
Ted Kremenek [Mon, 10 Mar 2008 15:17:11 +0000 (15:17 +0000)]
Add transfer function support for pointer arithmetic where the
increment/decrement operand is on the left side.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48144 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoadd comments about some simple optimizations that may become
Chris Lattner [Mon, 10 Mar 2008 06:20:22 +0000 (06:20 +0000)]
add comments about some simple optimizations that may become
more important if this api gets wider use.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48131 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoimplement simple support for arbitrary token lookahead. Change the
Chris Lattner [Mon, 10 Mar 2008 06:06:04 +0000 (06:06 +0000)]
implement simple support for arbitrary token lookahead.  Change the
objc @try parser to use it, fixing a FIXME.  Update the
objc-try-catch-1.m file to pass now that we get more reasonable
errors.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48129 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoMore edge-case handling with using liveness information to prune dead state values.
Ted Kremenek [Mon, 10 Mar 2008 04:45:00 +0000 (04:45 +0000)]
More edge-case handling with using liveness information to prune dead state values.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48127 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoMore cleanups with using the liveness analysis to removed dead symbols and
Ted Kremenek [Mon, 10 Mar 2008 04:11:42 +0000 (04:11 +0000)]
More cleanups with using the liveness analysis to removed dead symbols and
variables from the symbolic state. Now we keep a mapping from the predecessor
node of a statement and its cleaned state, and interpose an accessor
"GetState()" to return the cleaned state when the node is the predecessor node,
and the real state otherwise. This obviates problem of ever accidentally
cleaning the state more than once (thus blowing away new bindings by mistake).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48124 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoWhen processing the transfer function for a statement, evaluate
Ted Kremenek [Sun, 9 Mar 2008 18:28:41 +0000 (18:28 +0000)]
When processing the transfer function for a statement, evaluate
RemoveDeadBindings early because (1) it will always be called and (2) we can
dispatch to a plug-in transfer function that can evaluate the effect of dead
symbols (not yet added).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48114 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoRefactored guards for "GRExprEngine::RemoveDeadBindings" directly into the
Ted Kremenek [Sun, 9 Mar 2008 18:05:48 +0000 (18:05 +0000)]
Refactored guards for "GRExprEngine::RemoveDeadBindings" directly into the
method. This paves the way for other alterations to RemoveDeadBindings that are
transparent to its callers.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48113 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoBug fix in the transfer function for compound assignments: if the value
Ted Kremenek [Sun, 9 Mar 2008 08:12:37 +0000 (08:12 +0000)]
Bug fix in the transfer function for compound assignments: if the value
of the LHS expressions is Unknown, the value of the entire expression
does not evaluate to the RHS (as is the case with normal assignments).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48102 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoHandle the 'n' constraint
Anders Carlsson [Sun, 9 Mar 2008 06:02:02 +0000 (06:02 +0000)]
Handle the 'n' constraint

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48091 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoFix a ted-o
Chris Lattner [Sun, 9 Mar 2008 05:25:01 +0000 (05:25 +0000)]
Fix a ted-o

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48089 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoFixed crash where SetBlkExpr would attempt to query the liveness data when
Ted Kremenek [Sun, 9 Mar 2008 05:15:50 +0000 (05:15 +0000)]
Fixed crash where SetBlkExpr would attempt to query the liveness data when
we weren't processing a statement within a basic block.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48087 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoimprove comment.
Chris Lattner [Sun, 9 Mar 2008 04:49:35 +0000 (04:49 +0000)]
improve comment.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48083 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agomove PP::LookupFile from PPLexerChange -> PPDirectives.cpp
Chris Lattner [Sun, 9 Mar 2008 04:17:44 +0000 (04:17 +0000)]
move PP::LookupFile from PPLexerChange -> PPDirectives.cpp

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48082 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdd PPLexerChange.cpp to the project.
Chris Lattner [Sun, 9 Mar 2008 04:14:55 +0000 (04:14 +0000)]
Add PPLexerChange.cpp to the project.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48081 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoMove a bunch more code out of Preprocessor.cpp into PPLexerChange.cpp
Chris Lattner [Sun, 9 Mar 2008 04:10:46 +0000 (04:10 +0000)]
Move a bunch more code out of Preprocessor.cpp into PPLexerChange.cpp

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48080 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoBug fix: Don't call RemoveDeadBindings more than once (can kill newly generated value...
Ted Kremenek [Sun, 9 Mar 2008 03:30:59 +0000 (03:30 +0000)]
Bug fix: Don't call RemoveDeadBindings more than once (can kill newly generated values to Block-Level Expressions).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48079 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agosplit macro expansion support out of Preprocessor.cpp into PPMacroExpansion.cpp
Chris Lattner [Sun, 9 Mar 2008 03:13:06 +0000 (03:13 +0000)]
split macro expansion support out of Preprocessor.cpp into PPMacroExpansion.cpp
Rename Directives.cpp -> PPDirectives.cpp since it implements part of the
Preprocessor class.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48078 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoPropagate calling convention information to function declarations and CallInst
Nate Begeman [Sun, 9 Mar 2008 03:09:36 +0000 (03:09 +0000)]
Propagate calling convention information to function declarations and CallInst
instructions.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48077 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agorename HandleEndOfMacro -> HandleEndOfTokenLexer
Chris Lattner [Sun, 9 Mar 2008 03:04:16 +0000 (03:04 +0000)]
rename HandleEndOfMacro -> HandleEndOfTokenLexer

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48076 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agosplit the MacroArgs class out of TokenLexer.cpp/h into
Chris Lattner [Sun, 9 Mar 2008 02:55:12 +0000 (02:55 +0000)]
split the MacroArgs class out of TokenLexer.cpp/h into
MacroArgs.cpp/h

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48075 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoupdate documentation
Chris Lattner [Sun, 9 Mar 2008 02:27:26 +0000 (02:27 +0000)]
update documentation

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48074 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agorename some MacroExpander-related ivars to TokenLexer.
Chris Lattner [Sun, 9 Mar 2008 02:26:03 +0000 (02:26 +0000)]
rename some MacroExpander-related ivars to TokenLexer.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48073 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoRename MacroExpander.cpp/h -> TokenLexer.cpp/h
Chris Lattner [Sun, 9 Mar 2008 02:22:57 +0000 (02:22 +0000)]
Rename MacroExpander.cpp/h -> TokenLexer.cpp/h

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48072 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agorename the MacroExpander class to TokenLexer. It handles both
Chris Lattner [Sun, 9 Mar 2008 02:18:51 +0000 (02:18 +0000)]
rename the MacroExpander class to TokenLexer.  It handles both
token streams and macro lexing, so a more generic name is useful.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48071 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agorename MacroTokens -> Tokens. When this is a token stream, there is no macro
Chris Lattner [Sun, 9 Mar 2008 02:07:49 +0000 (02:07 +0000)]
rename MacroTokens -> Tokens.  When this is a token stream, there is no macro
involved.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48070 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agofix clang xcode build
Nate Begeman [Sun, 9 Mar 2008 01:55:39 +0000 (01:55 +0000)]
fix clang xcode build

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48069 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agosplit preprocesor directive handling out of Preprocessor.cpp into Directives.cpp
Chris Lattner [Sun, 9 Mar 2008 01:54:53 +0000 (01:54 +0000)]
split preprocesor directive handling out of Preprocessor.cpp into Directives.cpp

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48068 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agosecondary targets are gone, simplify this.
Chris Lattner [Sun, 9 Mar 2008 01:36:43 +0000 (01:36 +0000)]
secondary targets are gone, simplify this.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48067 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agosimplify triple processing code now that there can be only one arch specified.
Chris Lattner [Sun, 9 Mar 2008 01:35:13 +0000 (01:35 +0000)]
simplify triple processing code now that there can be only one arch specified.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48066 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agobe more quiet when building headers.
Chris Lattner [Sun, 9 Mar 2008 01:29:23 +0000 (01:29 +0000)]
be more quiet when building headers.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48065 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoadd some comments.
Chris Lattner [Sat, 8 Mar 2008 09:00:55 +0000 (09:00 +0000)]
add some comments.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48053 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agomake float format handling more regular.
Chris Lattner [Sat, 8 Mar 2008 08:59:43 +0000 (08:59 +0000)]
make float format handling more regular.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48052 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agosimplify all the type info accessors in TargeTInfo to return scalars,
Chris Lattner [Sat, 8 Mar 2008 08:52:55 +0000 (08:52 +0000)]
simplify all the type info accessors in TargeTInfo to return scalars,
which is simpler to use and provide.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48051 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoFix a fixme by allowing pointers in different address spaces to have
Chris Lattner [Sat, 8 Mar 2008 08:34:58 +0000 (08:34 +0000)]
Fix a fixme by allowing pointers in different address spaces to have
different widths.  Start simplifying TargetInfo accessor methods.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48050 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoeliminate the TargetInfoImpl stuff, simplifying the target implementations.
Chris Lattner [Sat, 8 Mar 2008 08:24:01 +0000 (08:24 +0000)]
eliminate the TargetInfoImpl stuff, simplifying the target implementations.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48049 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoeliminate ComputeWCharInfo.
Chris Lattner [Sat, 8 Mar 2008 08:07:34 +0000 (08:07 +0000)]
eliminate ComputeWCharInfo.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48048 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoIncreased worklist limit for GRSimpleVals.
Ted Kremenek [Fri, 7 Mar 2008 22:59:32 +0000 (22:59 +0000)]
Increased worklist limit for GRSimpleVals.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48037 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdded --trim-path-graph to the driver to trim paths from the ExplodedGraph
Ted Kremenek [Fri, 7 Mar 2008 22:58:01 +0000 (22:58 +0000)]
Added --trim-path-graph to the driver to trim paths from the ExplodedGraph
that are not related to error nodes.

Fixed bug where we did not detect some NULL dereferences.

Added "ExplodedGraph::Trim" to trim all nodes that cannot transitively reach
a set of provided nodes.

Fixed subtle bug in ExplodedNodeImpl where we could create predecessor
iterators that included the mangled "sink" bit.  The better fix is to integrate
this bit into the void* for the wrapped State, not the NodeGroups representing
a node's predecessors and successors.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48036 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoImproved graph visualization of ExplodedGraphs to include source line and column
Ted Kremenek [Fri, 7 Mar 2008 20:57:30 +0000 (20:57 +0000)]
Improved graph visualization of ExplodedGraphs to include source line and column
information.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48031 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoRenamed ValueManager to BasicValueFactory.
Ted Kremenek [Fri, 7 Mar 2008 20:13:31 +0000 (20:13 +0000)]
Renamed ValueManager to BasicValueFactory.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48025 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdd new test
Nate Begeman [Fri, 7 Mar 2008 20:04:49 +0000 (20:04 +0000)]
Add new test

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48018 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdd fastcall/stdcall attribute support
Nate Begeman [Fri, 7 Mar 2008 20:04:22 +0000 (20:04 +0000)]
Add fastcall/stdcall attribute support
Generate CallingConv::Fast when fastcall attribute is present

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48017 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoRefined divide-by-zero checking to distinguish between must and may
Ted Kremenek [Fri, 7 Mar 2008 19:04:53 +0000 (19:04 +0000)]
Refined divide-by-zero checking to distinguish between must and may
divide-by-zero errors.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48013 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoPatch by Nuno Lopes:
Ted Kremenek [Fri, 7 Mar 2008 18:43:49 +0000 (18:43 +0000)]
Patch by Nuno Lopes:

  Added more comments for code processing attribute "format".
  Added more checks for corner cases, test cases, and warnings.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@48011 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agofix typos
Gabor Greif [Thu, 6 Mar 2008 10:40:09 +0000 (10:40 +0000)]
fix typos

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47995 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoFixed mismatched deallocation in GRBlockCounter::Factory::~Factory.
Ted Kremenek [Thu, 6 Mar 2008 08:09:22 +0000 (08:09 +0000)]
Fixed mismatched deallocation in GRBlockCounter::Factory::~Factory.
Reported by Zhongxing Xu!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47991 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoremove two obsolete tests, not sure why my previous commit didn't commit the removal.
Chris Lattner [Thu, 6 Mar 2008 05:47:17 +0000 (05:47 +0000)]
remove two obsolete tests, not sure why my previous commit didn't commit the removal.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47986 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdded boilerplate to execute the CF reference count checker (which isn't yet implemen...
Ted Kremenek [Thu, 6 Mar 2008 00:08:09 +0000 (00:08 +0000)]
Added boilerplate to execute the CF reference count checker (which isn't yet implemented).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47982 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdded "CheckerState" field to ValueState.
Ted Kremenek [Wed, 5 Mar 2008 23:32:23 +0000 (23:32 +0000)]
Added "CheckerState" field to ValueState.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47979 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoAdded transfer function support for __builtin_expect.
Ted Kremenek [Wed, 5 Mar 2008 22:59:42 +0000 (22:59 +0000)]
Added transfer function support for __builtin_expect.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47971 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoSmall bug fix when handling CallExprs that generate sink nodes.
Ted Kremenek [Wed, 5 Mar 2008 22:49:16 +0000 (22:49 +0000)]
Small bug fix when handling CallExprs that generate sink nodes.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47970 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoUpdate vcproj files.
Steve Naroff [Wed, 5 Mar 2008 22:16:33 +0000 (22:16 +0000)]
Update vcproj files.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47967 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoFixed bug that could case unwanted bifurcation of states when evaluating calls.
Ted Kremenek [Wed, 5 Mar 2008 21:15:02 +0000 (21:15 +0000)]
Fixed bug that could case unwanted bifurcation of states when evaluating calls.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47964 91177308-0d34-0410-b5e6-96231b3b80d8

16 years agoFixed bogus assumption mistakenly introduced in r47955.
Ted Kremenek [Wed, 5 Mar 2008 19:26:46 +0000 (19:26 +0000)]
Fixed bogus assumption mistakenly introduced in r47955.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47958 91177308-0d34-0410-b5e6-96231b3b80d8