Cast NULL when requested.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@803 91177308-0d34-0410-b5e6-96231b3b80d8

Added getEntryNode() and getExitNode() functions.
The latter are actually bogus and will be fixed by me soon.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@802 91177308-0d34-0410-b5e6-96231b3b80d8

Insert code to trace values at basic block and method exits.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@801 91177308-0d34-0410-b5e6-96231b3b80d8

Insert code to trace values at basic block and method exits.
Current version does not check for liveness.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@800 91177308-0d34-0410-b5e6-96231b3b80d8

Added routine to create a char array for a string.
Also, print char arrays as strings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@799 91177308-0d34-0410-b5e6-96231b3b80d8

Added routine to create a char array for a string.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@798 91177308-0d34-0410-b5e6-96231b3b80d8

Enable most tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@797 91177308-0d34-0410-b5e6-96231b3b80d8

Added a string global variable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@796 91177308-0d34-0410-b5e6-96231b3b80d8

Two bug fixes that were suppressing some "load-constant-into-register" instrs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@795 91177308-0d34-0410-b5e6-96231b3b80d8

Move the burg file to here.  Add .in suffix to indicate that it gets
preprocessed before burg gets to it

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@794 91177308-0d34-0410-b5e6-96231b3b80d8

Make the sparc.burg file be a little more flexible and rubust in the fact of
renumbering of instructions.  It is still horribly broken and grossly dependant on the number of instructions, but now it is a least a little better.

Oh yeah it also works now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@793 91177308-0d34-0410-b5e6-96231b3b80d8

Use the instruction.def file to remain up to date with future instruction
changes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@792 91177308-0d34-0410-b5e6-96231b3b80d8

New file to define instructions...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@791 91177308-0d34-0410-b5e6-96231b3b80d8

Burg files should come out of the Debug Directory for temporary files

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@790 91177308-0d34-0410-b5e6-96231b3b80d8

New module linking functionality prototype

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@789 91177308-0d34-0410-b5e6-96231b3b80d8

Check in makefile

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@788 91177308-0d34-0410-b5e6-96231b3b80d8

Fixed tags target so it only happens at root level.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@787 91177308-0d34-0410-b5e6-96231b3b80d8

Add C source for testmisc.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@786 91177308-0d34-0410-b5e6-96231b3b80d8

Dang, I screwed up the merge.  This should be better

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@785 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase for testing constant pointers to globals

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@784 91177308-0d34-0410-b5e6-96231b3b80d8

Test files for linker

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@783 91177308-0d34-0410-b5e6-96231b3b80d8

MethodTypes take an explicit isVarArg argument

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@782 91177308-0d34-0410-b5e6-96231b3b80d8

Fix comment flyer

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@781 91177308-0d34-0410-b5e6-96231b3b80d8

Add new linker

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@780 91177308-0d34-0410-b5e6-96231b3b80d8

Build the new linker

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@779 91177308-0d34-0410-b5e6-96231b3b80d8

Use null keyword instead of kludge

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@778 91177308-0d34-0410-b5e6-96231b3b80d8

Add more function call and prototype specific tests

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@777 91177308-0d34-0410-b5e6-96231b3b80d8

Compile the transforms directory

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@776 91177308-0d34-0410-b5e6-96231b3b80d8

Start of a linker

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@775 91177308-0d34-0410-b5e6-96231b3b80d8

Implement the invoke instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@774 91177308-0d34-0410-b5e6-96231b3b80d8

* Fix a nefarious bugs: TypesEqual was wrong for varargs methods
* MethodType::get now takes a literal isVarArg method argument
* Use new style casts

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@773 91177308-0d34-0410-b5e6-96231b3b80d8

Convert a runtime check into an assertion

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@772 91177308-0d34-0410-b5e6-96231b3b80d8

* Add support for Module specific constants
* Add proper support for ConstPoolPointerReference's

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@771 91177308-0d34-0410-b5e6-96231b3b80d8

Add new TerminatorInst ctor for invoke

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@770 91177308-0d34-0410-b5e6-96231b3b80d8

* Fix TODO
* Support ConstPoolPOinterReferences correctly
* New constPoolPointerNull subclass
* Add classof support for more classes
* Add proper support for ConstPoolPointerReference::getStrValue()

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@769 91177308-0d34-0410-b5e6-96231b3b80d8

Fix broken #endif

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@768 91177308-0d34-0410-b5e6-96231b3b80d8

* Add #include
* Fix #endif problems
* Change to getCalledValue instead of getCalledMethod

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@767 91177308-0d34-0410-b5e6-96231b3b80d8

Add StringList support

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@766 91177308-0d34-0410-b5e6-96231b3b80d8

Support the invoke instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@765 91177308-0d34-0410-b5e6-96231b3b80d8

Support indirect calls

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@764 91177308-0d34-0410-b5e6-96231b3b80d8

not is a keyword in ansi C++, avoid it

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@763 91177308-0d34-0410-b5e6-96231b3b80d8

* Fix privacy issues on RegToRefVecMap
* Fix initialization order problems...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@762 91177308-0d34-0410-b5e6-96231b3b80d8

* Use new style casts more
* Add real support for global variable addresses initializing constants
* Fix encoding/decoding of VarArgs calls
* Support the Invoke instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@761 91177308-0d34-0410-b5e6-96231b3b80d8

* Add real support for global variable addresses initializing constants
* Add minor optimization to BytecodeParser::refineAbstractType
* MethodType::get now take an explicit isVarArg parameter
* Fix encoding/decoding of VarArgs calls
* Support the Invoke instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@760 91177308-0d34-0410-b5e6-96231b3b80d8

* Support writing GlobalVariables with info comments by them
* Print out prototypes correctly in cases that we weren't before
* Use new style casts more
* Support printing new invoke instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@759 91177308-0d34-0410-b5e6-96231b3b80d8

* Add support for forward references of global variable addresses
* Add support for numeric global variable addresses
* Clean up getVal function by refactoring it into several smaller functions
* MethodTypes are now specified with an explicit isVarArg parameter
* Break ValueRef into ConstValueRef & SymbolicValueRef components
* Add support for the new Invoke instruction
* Fix a few broken calls to Type::getName instead of Type::getDescription

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@758 91177308-0d34-0410-b5e6-96231b3b80d8

Add operator< to ValID's so that they can be put in map's

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@757 91177308-0d34-0410-b5e6-96231b3b80d8

Remove exception specification

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@756 91177308-0d34-0410-b5e6-96231b3b80d8

Support the new Invoke instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@755 91177308-0d34-0410-b5e6-96231b3b80d8

Support pointers to globals happily

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@754 91177308-0d34-0410-b5e6-96231b3b80d8

Fix code to make GCC 2.96 happy

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@753 91177308-0d34-0410-b5e6-96231b3b80d8

* Add support for Invoke instructions
* Add support for indirect calls

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@752 91177308-0d34-0410-b5e6-96231b3b80d8

Fix filename in comment

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@751 91177308-0d34-0410-b5e6-96231b3b80d8

Better linux support.  This file still sucks

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@750 91177308-0d34-0410-b5e6-96231b3b80d8

Fix broken #endif

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@749 91177308-0d34-0410-b5e6-96231b3b80d8

not is a keyword in Ansi C++.  Avoid it

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@748 91177308-0d34-0410-b5e6-96231b3b80d8

Clean up initializers for GCC 2.96

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@747 91177308-0d34-0410-b5e6-96231b3b80d8

Remove exception specification.  Only slows code down.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@746 91177308-0d34-0410-b5e6-96231b3b80d8

Changes to compile with GCC 2.96

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@745 91177308-0d34-0410-b5e6-96231b3b80d8

Add comment indicating semantics of indirect calls

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@744 91177308-0d34-0410-b5e6-96231b3b80d8

New ctor for invoke inst

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@743 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for indirect calls

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@742 91177308-0d34-0410-b5e6-96231b3b80d8

Add some casts to make GCC 2.96 happy.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@741 91177308-0d34-0410-b5e6-96231b3b80d8

Add use_back() methods

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@740 91177308-0d34-0410-b5e6-96231b3b80d8

Add classof implementations for User

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@739 91177308-0d34-0410-b5e6-96231b3b80d8

Expose typedefs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@738 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for module local constants

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@737 91177308-0d34-0410-b5e6-96231b3b80d8

Add new opcode for Invoke instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@736 91177308-0d34-0410-b5e6-96231b3b80d8

Minor changes, add new ctor for invoke instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@735 91177308-0d34-0410-b5e6-96231b3b80d8

Add assertions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@734 91177308-0d34-0410-b5e6-96231b3b80d8

* Minor Formatting changes.
* MethodType now takes an explicit isVarArg arg instead of an implicit
  voidTy on the argument list

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@733 91177308-0d34-0410-b5e6-96231b3b80d8

* Add destroyConstant stuff to handle module local constants
* Add classof implementations for more ConstPoolVal subclasses
* Pull null pointer implementation stuff out of ConstPoolPointer into
  a subclass ConstPoolPointerNull
* Implement ConstPoolPointerReference correctly and completely

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@732 91177308-0d34-0410-b5e6-96231b3b80d8

Update todo's

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@731 91177308-0d34-0410-b5e6-96231b3b80d8

Each tools should not make tags

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@730 91177308-0d34-0410-b5e6-96231b3b80d8

--corrected coalescing test: coalsed only if two are of the same reg class

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@729 91177308-0d34-0410-b5e6-96231b3b80d8

added support for implict operands in machine instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@728 91177308-0d34-0410-b5e6-96231b3b80d8

--added support for implicit operands in machine instructions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@727 91177308-0d34-0410-b5e6-96231b3b80d8

Delete *.s on clean.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@726 91177308-0d34-0410-b5e6-96231b3b80d8

Record implicitRefs for each machine instruction instead of
each VM instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@725 91177308-0d34-0410-b5e6-96231b3b80d8

Add graph edges due to implicit refs in each machine instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@724 91177308-0d34-0410-b5e6-96231b3b80d8

Added a rule for building TAGS.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@723 91177308-0d34-0410-b5e6-96231b3b80d8

Repeat some libs due to circular dependences between Sparc and other
code gen libraries.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@722 91177308-0d34-0410-b5e6-96231b3b80d8

Don't insert useful instructions in delay slot of a RETURN.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@721 91177308-0d34-0410-b5e6-96231b3b80d8

Insert code to load constants used as Call or Return arguments.
Also, note return value of a Call as an "implicitUse".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@720 91177308-0d34-0410-b5e6-96231b3b80d8

Machine-independent code generation routines used in instruction
selection.  These used to live in several different places before.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@719 91177308-0d34-0410-b5e6-96231b3b80d8

Moved code generation support routines to InstrSelectionSupport.{h,cpp}.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@718 91177308-0d34-0410-b5e6-96231b3b80d8

Moved code generation support routines to InstrSelectionSupport.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@717 91177308-0d34-0410-b5e6-96231b3b80d8

Moved first function to "simpleadd.ll".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@716 91177308-0d34-0410-b5e6-96231b3b80d8

testmemory and sumarray now work with instruction selection.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@715 91177308-0d34-0410-b5e6-96231b3b80d8

--removed %g regs being allocated - fix later

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@714 91177308-0d34-0410-b5e6-96231b3b80d8

Add hack to get rid of malloc & free instructions for code generation

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@713 91177308-0d34-0410-b5e6-96231b3b80d8

Add comment

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@712 91177308-0d34-0410-b5e6-96231b3b80d8

Support multiple global's definitions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@711 91177308-0d34-0410-b5e6-96231b3b80d8

Factor parentness out of Module & GlobalVariable into GlobalValue
Implement SymbolTable debug/dump utility

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@710 91177308-0d34-0410-b5e6-96231b3b80d8

Rename getNullPointer to getNull
Allow sharing of null pointer constants

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@709 91177308-0d34-0410-b5e6-96231b3b80d8

Rename getNullPointer to getNull

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@708 91177308-0d34-0410-b5e6-96231b3b80d8

Allow duplicate constant values as long as they are compatible.
Clean up stuff a little bit with inMethod/ModuleContext functions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@707 91177308-0d34-0410-b5e6-96231b3b80d8

Share ConstPoolPointer elements correctly

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@706 91177308-0d34-0410-b5e6-96231b3b80d8

Fix broken testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@705 91177308-0d34-0410-b5e6-96231b3b80d8

Add check to make sure that we dont reference MEthodType's directly

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@704 91177308-0d34-0410-b5e6-96231b3b80d8