* Passes return true if they change something, not if they fail
* Convert opt to use Pass's and convert optimizations to pass structure

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@870 91177308-0d34-0410-b5e6-96231b3b80d8

Passes return true if they change something, not if they fail

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@869 91177308-0d34-0410-b5e6-96231b3b80d8

1. Move most of the constant-fixup code into machine-independent file
   InstrSelectionSupport.cpp.  It now happens in a bottom-up pass on
   each BURG tree after the original top-down selection pass on the tree.
2. Handle global values as constants (viz., constant addresses).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@868 91177308-0d34-0410-b5e6-96231b3b80d8

Reverse previous change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@867 91177308-0d34-0410-b5e6-96231b3b80d8

Generate assembly code for testcodegen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@866 91177308-0d34-0410-b5e6-96231b3b80d8

Added several cases where a constant must be forwarded into a use.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@865 91177308-0d34-0410-b5e6-96231b3b80d8

Sparc-specific code shared between local files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@864 91177308-0d34-0410-b5e6-96231b3b80d8

Moved implementation of class UltraSparcInstrInfo to SparcInstrInfo.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@863 91177308-0d34-0410-b5e6-96231b3b80d8

Added virtual function to generate an instruction sequence to
load a constant into a register.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@862 91177308-0d34-0410-b5e6-96231b3b80d8

Moved implementation of class UltraSparcInstrInfo here.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@861 91177308-0d34-0410-b5e6-96231b3b80d8

1. Add a bottom-up pass on BURG trees that is used to fix constant operands.
  Needs to be bottom up because constant values may be forward-substituted
   to their uses (i.e., into the parent in the BURG tree).
2. Move most of the constant-fixup code into machine-indepedent file
   InstrSelectionSupport.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@860 91177308-0d34-0410-b5e6-96231b3b80d8

1. Add a bottom-up pass on BURG trees that is used to fix constant operands.
   Needs to be bottom up because constant values may be forward-substituted
   to their uses (i.e., into the parent in the BURG tree).
2. Move most of the constant-fixup code into machine-indepedent file
   InstrSelectionSupport.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@859 91177308-0d34-0410-b5e6-96231b3b80d8

Separate VM instruction that generates the instructions that compute a value
from the value itself (the one causing an edge) because the latter may be
a temporary used within the instruction sequence for the VM instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@858 91177308-0d34-0410-b5e6-96231b3b80d8

*** empty log message ***

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@857 91177308-0d34-0410-b5e6-96231b3b80d8

Remove extra assert in dyn_cast_or_null.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@856 91177308-0d34-0410-b5e6-96231b3b80d8

Disable codgen test for calltest.ll.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@855 91177308-0d34-0410-b5e6-96231b3b80d8

Only list automatically generated .cpp files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@854 91177308-0d34-0410-b5e6-96231b3b80d8

Allow only extra Source files to be listed in a local Makefile.
Needed for automatically generated .cpp files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@853 91177308-0d34-0410-b5e6-96231b3b80d8

Simplify some code
Remove Method special case
Fix bug exposed by this testcase:

implementation

void "PtrFunc2"()
begin
bb1:
        %reg = add int(int)* null, null
        add int (int)* %reg, null
        ret void
end

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@852 91177308-0d34-0410-b5e6-96231b3b80d8

added initializing regNum to -1 in both constructors of MachineOperand

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@851 91177308-0d34-0410-b5e6-96231b3b80d8

changed debugg message printing - no change to useful code

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@850 91177308-0d34-0410-b5e6-96231b3b80d8

No major change - commented some debug code

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@849 91177308-0d34-0410-b5e6-96231b3b80d8

No major change - added some comments

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@848 91177308-0d34-0410-b5e6-96231b3b80d8

Added support for caller saving

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@847 91177308-0d34-0410-b5e6-96231b3b80d8

Add rule to build executables

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@846 91177308-0d34-0410-b5e6-96231b3b80d8

Emit the proper .type declarations to tell the debugger what a function is

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@845 91177308-0d34-0410-b5e6-96231b3b80d8

Handle abnormal jmpl syntax correctly

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@844 91177308-0d34-0410-b5e6-96231b3b80d8

Implement ulong & long support

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@843 91177308-0d34-0410-b5e6-96231b3b80d8

Make main do some simple work without requiring main arguments to be happy

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@842 91177308-0d34-0410-b5e6-96231b3b80d8

Print Debug Code to stderr instead of stdout so that it doesn't mess up the assembly output

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@841 91177308-0d34-0410-b5e6-96231b3b80d8

Output to cerr rather than cout so that debug info doesn't mess up assembly generation

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@840 91177308-0d34-0410-b5e6-96231b3b80d8

Compile with v9 extensions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@839 91177308-0d34-0410-b5e6-96231b3b80d8

ConcretePass should not be a templated class!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@838 91177308-0d34-0410-b5e6-96231b3b80d8

Minor cleanups

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@837 91177308-0d34-0410-b5e6-96231b3b80d8

Add new Pass infrastructure and some examples

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@836 91177308-0d34-0410-b5e6-96231b3b80d8

Use the new Pass infrastructure to clean up llc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@835 91177308-0d34-0410-b5e6-96231b3b80d8

Convert to use Pass infrastructure

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@834 91177308-0d34-0410-b5e6-96231b3b80d8

File moved to: llvm/Transforms/HoistPHIConstants.h

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@833 91177308-0d34-0410-b5e6-96231b3b80d8

--added support for implicit operands

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@832 91177308-0d34-0410-b5e6-96231b3b80d8

updated suggesting/coloring of call & return args & implicit operands.
Changed added instr to a deque (from a vector)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@831 91177308-0d34-0410-b5e6-96231b3b80d8

updated suggesting/coloring of call & return args & implicit operands

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@830 91177308-0d34-0410-b5e6-96231b3b80d8

--changed Sugesting colors for method calls/return values etc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@829 91177308-0d34-0410-b5e6-96231b3b80d8

fixed a coalscing bug

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@828 91177308-0d34-0410-b5e6-96231b3b80d8

Add library

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@827 91177308-0d34-0410-b5e6-96231b3b80d8

Be const correct

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@826 91177308-0d34-0410-b5e6-96231b3b80d8

Minor code cleanups

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@825 91177308-0d34-0410-b5e6-96231b3b80d8

Add cast_or_null & dyn_cast_or_null

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@824 91177308-0d34-0410-b5e6-96231b3b80d8

Implement initializers for structs and pointers

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@823 91177308-0d34-0410-b5e6-96231b3b80d8

Rename ConstPoolPointerReference to ConstPoolPointerRef - My fingers get tired typing that much

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@822 91177308-0d34-0410-b5e6-96231b3b80d8

Improve error messages on assertion failure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@821 91177308-0d34-0410-b5e6-96231b3b80d8

* getExitNode() doesn't exist in method anymore
* Make local functions static

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@820 91177308-0d34-0410-b5e6-96231b3b80d8

Added Instrumentation subdirectory.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@819 91177308-0d34-0410-b5e6-96231b3b80d8

Implement global variables.  Struct and Pointer initializers are not implemented yet though

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@818 91177308-0d34-0410-b5e6-96231b3b80d8

Implement linking of global variable constant references

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@817 91177308-0d34-0410-b5e6-96231b3b80d8

Add some more interesting test cases for the linker

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@816 91177308-0d34-0410-b5e6-96231b3b80d8

Oops, didn't handle hex values correctly.  :(

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@815 91177308-0d34-0410-b5e6-96231b3b80d8

* Fix the constpoolarray -> c"" printing routines to escape things properly
* Fix slightly broken sharing problems
* Do not escape the literal string passed in

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@814 91177308-0d34-0410-b5e6-96231b3b80d8

*** empty log message ***

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@813 91177308-0d34-0410-b5e6-96231b3b80d8

Minor cleanup

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@812 91177308-0d34-0410-b5e6-96231b3b80d8

*** empty log message ***

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@811 91177308-0d34-0410-b5e6-96231b3b80d8

Implement linker.  It's 95% working now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@810 91177308-0d34-0410-b5e6-96231b3b80d8

More interesting testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@809 91177308-0d34-0410-b5e6-96231b3b80d8

Forward operands into implicit uses as well as explicit ones.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@808 91177308-0d34-0410-b5e6-96231b3b80d8

External methods shouldn't have argument lists

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@807 91177308-0d34-0410-b5e6-96231b3b80d8

Update comment, remove misleading method

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@806 91177308-0d34-0410-b5e6-96231b3b80d8

Initializers are not const even if the GV is.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@805 91177308-0d34-0410-b5e6-96231b3b80d8

Add a new -d argument to dump the internal rep as assembly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@804 91177308-0d34-0410-b5e6-96231b3b80d8

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