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llvm-mirror/lib/VMCore
Chris Lattner f28c74870f Reimplement the old and horrible bison parser for .ll files with a nice
and clean recursive descent parser.

This change has a couple of ramifications:
1. The parser code is about 400 lines shorter (in what we maintain, not
   including what is autogenerated).
2. The code should be significantly faster than the old code because we 
   don't have to work around bison's poor handling of datatypes with 
   ctors/dtors.  This also makes the code much more resistant to memory 
   leaks.
3. We now get caret diagnostics from the .ll parser, woo.
4. The actual diagnostics emited from the parser are completely different
   so a bunch of testcases had to be updated.
5. I now disallow "%ty = type opaque %ty = type i32".  There was no good
   reason to support this, it was just an accident of the old 
   implementation.  I have no reason to think that anyone is actually using
   this.
6. The syntax for sticking a global variable has changed to make it 
   unambiguous.  I don't think anyone is depending on this since only clang
   supports this and it is not solid yet, so I'm not worried about anything
   breaking.
7. This gets rid of the last use of bison, and along with it the .cvs files.
   I'll prune this from the makefiles as a subsequent commit.

There are a few minor cleanups that can be done after this commit (suggestions
welcome!) but this passes dejagnu testing and is ready for its time in the
limelight.

llvm-svn: 61558
2009-01-02 07:01:27 +00:00
..
AsmWriter.cpp Reimplement the old and horrible bison parser for .ll files with a nice 2009-01-02 07:01:27 +00:00
Attributes.cpp Commit missed files from nocapture change. 2008-12-19 09:38:31 +00:00
AutoUpgrade.cpp Large mechanical patch. 2008-09-25 21:00:45 +00:00
BasicBlock.cpp fix grammar, thanks Duncan! 2008-12-11 11:44:49 +00:00
CMakeLists.txt CMake: Turned some libraries into partially linked objects. Corrected 2008-10-22 02:51:53 +00:00
ConstantFold.cpp Added support for the following definition of shufflevector 2008-11-10 04:46:22 +00:00
ConstantFold.h Fix comment typos. 2008-08-01 12:23:49 +00:00
Constants.cpp select constant exprs should have the same constraints as select instructions, 2008-12-29 00:16:12 +00:00
Core.cpp C bindings for dyn_cast_or_null. 2008-12-19 18:39:45 +00:00
DebugInfoBuilder.cpp Put file scoped constants in an anonymous namespace. Use the "using namespace 2008-08-27 21:10:13 +00:00
Dominators.cpp Move dominator info printer into tool/opt/GraphPrinters.cpp 2008-06-30 17:32:58 +00:00
Function.cpp Don't analyze arguments already marked 'nocapture'. 2008-12-31 18:08:59 +00:00
Globals.cpp Make safer variant of alias resolution routine to be default 2008-09-09 20:05:04 +00:00
InlineAsm.cpp Keep track of *which* input constraint matches an output 2008-10-17 16:47:46 +00:00
Instruction.cpp improve const correctness. 2008-11-27 08:39:18 +00:00
Instructions.cpp move select validation logic into a shared place where the select ctor, 2008-12-29 00:12:50 +00:00
IntrinsicInst.cpp The fields for the stoppoint debug intrinsic have not changed, so update the 2008-12-19 19:56:36 +00:00
LeakDetector.cpp Have LeakDetector use a SmallPtrSet instead of an std::set. 2008-08-14 20:40:10 +00:00
Makefile Fix PR2062: Don't build Intrinsics.gen in the source directory. Do it in the 2008-03-25 09:12:48 +00:00
Mangler.cpp - Replace use of std::map<std::string, ..> with StringMap. Replace use of std::map with DenseMap, std::set with SmallPtrSet. This results in minor speed up. 2008-07-10 00:04:23 +00:00
Module.cpp Add comments to function. 2008-11-05 23:42:27 +00:00
ModuleProvider.cpp Remove attribution from file headers, per discussion on llvmdev. 2007-12-29 20:36:04 +00:00
Pass.cpp Speed up the passmgr by avoiding heap thrashing on vectors. 2008-08-08 05:33:04 +00:00
PassManager.cpp Fix a use of an invalid iterator when -debug-pass=Details is used. 2008-11-06 21:57:17 +00:00
PrintModulePass.cpp Move Print*Pass to use raw_ostream. 2008-10-22 03:25:22 +00:00
SymbolTableListTraitsImpl.h Fold the useful features of alist and alist_node into ilist, and 2008-07-28 21:51:04 +00:00
Type.cpp Reverting back 58505. Will commit it once I have the bc reader/writer/docs 2008-11-01 10:57:12 +00:00
TypeSymbolTable.cpp Fix a bunch of 80col violations that arose from the Create API change. Tweak makefile targets to find these better. 2008-05-15 10:04:30 +00:00
Use.cpp Introduce a typing refinenement on tagged data 2008-10-16 15:33:02 +00:00
Value.cpp Make stripPointerCasts and getUnderlyingObject 2008-12-29 21:06:19 +00:00
ValueSymbolTable.cpp implement some fixme's by making "autorenaming" in the value symbol table not 2008-06-27 21:26:26 +00:00
ValueTypes.cpp Added support for vector widening. 2008-12-18 20:03:17 +00:00
Verifier.cpp move select validation logic into a shared place where the select ctor, 2008-12-29 00:12:50 +00:00