Convert sparc backend over to use pass based compilation structure.
Try to decouple stuff as much as possible.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1664 91177308-0d34-0410-b5e6-96231b3b80d8

Convert sparc backend over to use pass based compilation structure.
Convert some stages into passes in preparation for more splitting up.
Try to decouple stuff as much as possible.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1663 91177308-0d34-0410-b5e6-96231b3b80d8

Convert assembly emission over to a two pass approach.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1662 91177308-0d34-0410-b5e6-96231b3b80d8

Revamp compilation to be pass based instead of being monolithic so that
backend's can customize compilation as much as they want

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1661 91177308-0d34-0410-b5e6-96231b3b80d8

Code pulled out of MAchineInstr.(h|cpp)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1660 91177308-0d34-0410-b5e6-96231b3b80d8

Switch over to a model where we compile each method, emit assembly, then free
machineinstr memory before starting on the next method.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1659 91177308-0d34-0410-b5e6-96231b3b80d8

Switch from MachineCodeForVMInstr model that is built into the VMCore library to an annotation based MAchineCodeForInstruction model

Instruction.cpp now has 0 lines of code generation related code in it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1658 91177308-0d34-0410-b5e6-96231b3b80d8

Add a file level comment
Remove #includes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1657 91177308-0d34-0410-b5e6-96231b3b80d8

Implement new method by method assembly output & memory releasing

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1656 91177308-0d34-0410-b5e6-96231b3b80d8

* Switch to new TmpInstruction model
* Switch to new MachineCodeForInstruction model

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1655 91177308-0d34-0410-b5e6-96231b3b80d8

* Switch to new TmpInstruction model

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1654 91177308-0d34-0410-b5e6-96231b3b80d8

* Swithc to new MachineCodeForInstruction model
* Implement memory freeing for instruction temporaries

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1653 91177308-0d34-0410-b5e6-96231b3b80d8

* prune #includes
* Implement permethod output of machine code to assembly

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1652 91177308-0d34-0410-b5e6-96231b3b80d8

Add #include that is no longer implicitly included

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1651 91177308-0d34-0410-b5e6-96231b3b80d8

Lots of code cleanups, no functional changes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1650 91177308-0d34-0410-b5e6-96231b3b80d8

* Prune #includes
* Remove MachineCodeFor(Method|VMInstr) code to their own .cpp files

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1649 91177308-0d34-0410-b5e6-96231b3b80d8

* Switch over to cleaner TmpInstruction model

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1648 91177308-0d34-0410-b5e6-96231b3b80d8

* Straighten out #includes
* Switch to MAchineCodeForInstruction model instead of MachineCodeForVMInstr

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1647 91177308-0d34-0410-b5e6-96231b3b80d8

* Swich to annotation model for MachineCodeForInstruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1646 91177308-0d34-0410-b5e6-96231b3b80d8

Remove extraneous #includes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1645 91177308-0d34-0410-b5e6-96231b3b80d8

* Straighten out #includes
* Switch from MachineCodeForVMInstr to MachineCodeForInstruction model

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1644 91177308-0d34-0410-b5e6-96231b3b80d8

* Get machine instrs from Instructin's by using MachineCodeForInstruction::get
* Convert a few (*X). to X->

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1643 91177308-0d34-0410-b5e6-96231b3b80d8

Lots of nonfunctional code cleanups

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1642 91177308-0d34-0410-b5e6-96231b3b80d8

Add methods to TargetMachine to:
* Output assembly code a method at a time instead of building it all up then emitting it as a whole module
* Release memory contained in various annotations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1641 91177308-0d34-0410-b5e6-96231b3b80d8

* Trim #includes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1640 91177308-0d34-0410-b5e6-96231b3b80d8

Remove #include
move typedefs here

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1639 91177308-0d34-0410-b5e6-96231b3b80d8

Remove extranous #include

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1638 91177308-0d34-0410-b5e6-96231b3b80d8

Add a class forward decl

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1637 91177308-0d34-0410-b5e6-96231b3b80d8

* Prune many #includes
* Remove MachineCodeForVMInstr -> MachineCodeForInstruction.h
* Remove MachineCodeForMethod  -> MachineCodeForMethod.h

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1636 91177308-0d34-0410-b5e6-96231b3b80d8

* Remove TMP_INSTRUCTION_OPCODE silliness
* Fix TmpInstruction copy ctor to not read uninitialized memory
* Fix TmpInstruction copy ctor to not copy 2 operands if there is only one
* Inline Initialize method into ctors

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1635 91177308-0d34-0410-b5e6-96231b3b80d8

Remove extraneous #includes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1634 91177308-0d34-0410-b5e6-96231b3b80d8

* Inline destructor
* Remove MachineCodeForVMInstr support (it's now an annotation)
* Remove dropAllReferences override (just use User's)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1633 91177308-0d34-0410-b5e6-96231b3b80d8

Remove extraneous #include

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1632 91177308-0d34-0410-b5e6-96231b3b80d8

Catch the parse exception if bad input is provided.  Much better than an abort

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1631 91177308-0d34-0410-b5e6-96231b3b80d8

New checkin

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1630 91177308-0d34-0410-b5e6-96231b3b80d8

Add mergereturn pass

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1629 91177308-0d34-0410-b5e6-96231b3b80d8

General cleanup

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1628 91177308-0d34-0410-b5e6-96231b3b80d8

Add more debug output

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1627 91177308-0d34-0410-b5e6-96231b3b80d8

Add constructor for addition to opt program

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1626 91177308-0d34-0410-b5e6-96231b3b80d8

Rip out irrelevant details

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1625 91177308-0d34-0410-b5e6-96231b3b80d8

Add TESTRUNR var
Correctly create directory for .bc target

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1623 91177308-0d34-0410-b5e6-96231b3b80d8

Initial checkin

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1622 91177308-0d34-0410-b5e6-96231b3b80d8

Initial checkin of 'Other' section

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1621 91177308-0d34-0410-b5e6-96231b3b80d8

Add dependency

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1620 91177308-0d34-0410-b5e6-96231b3b80d8

Fix dependency problem

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1619 91177308-0d34-0410-b5e6-96231b3b80d8

Free memory when not in use

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1618 91177308-0d34-0410-b5e6-96231b3b80d8

* Make debugging output nicer
* Implement pass memory freeing after the pass is unused
* Expose PassManager typedef in Pass.h instead of PassManager.h

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1617 91177308-0d34-0410-b5e6-96231b3b80d8

Provide the right AnalysisID for postdominators

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1616 91177308-0d34-0410-b5e6-96231b3b80d8

Resolve deps

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1615 91177308-0d34-0410-b5e6-96231b3b80d8

Resolve dependencies

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1614 91177308-0d34-0410-b5e6-96231b3b80d8

Eliminate SimplifyCFG.h file, pull everything into the UnifyMethodExitNodes class

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1613 91177308-0d34-0410-b5e6-96231b3b80d8

Remove this file.  Folded into UnifyMethodExitNodes pass

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1612 91177308-0d34-0410-b5e6-96231b3b80d8

MethodPass's are now guaranteed to not be run on external methods!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1611 91177308-0d34-0410-b5e6-96231b3b80d8

Convert to use new Pass framework...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1610 91177308-0d34-0410-b5e6-96231b3b80d8

PassManager is now in its own header file
MethodPass's now cannot be run on external methods

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1609 91177308-0d34-0410-b5e6-96231b3b80d8

PassManager is now in it's own header file

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1608 91177308-0d34-0410-b5e6-96231b3b80d8

Convert analyze over to use new pass framework for its analyses

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1607 91177308-0d34-0410-b5e6-96231b3b80d8

Implement new pass framework

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1606 91177308-0d34-0410-b5e6-96231b3b80d8

Convert xforms over to new pass structure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1605 91177308-0d34-0410-b5e6-96231b3b80d8

If an invalid alternative is listed for an argument, print the valid options

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1604 91177308-0d34-0410-b5e6-96231b3b80d8

Convert analyses to new pass structure

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1603 91177308-0d34-0410-b5e6-96231b3b80d8

Implement loop depth calculation in terms of dominators instead of intervals
No problems with irreducibility now

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1602 91177308-0d34-0410-b5e6-96231b3b80d8

LoopDepth calculation is now in CFG namespace

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1601 91177308-0d34-0410-b5e6-96231b3b80d8

Implement LoopDepth calculation in terms of dominators instead of intervals

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1600 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug where we didn't initialize and finalize basic block passes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1599 91177308-0d34-0410-b5e6-96231b3b80d8

Forgot to force

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1598 91177308-0d34-0410-b5e6-96231b3b80d8

Testcase broken - Entry node of method cannot have predecessors!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1597 91177308-0d34-0410-b5e6-96231b3b80d8

Convert xforms over to use new pass structure

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1596 91177308-0d34-0410-b5e6-96231b3b80d8

Convert analyses over to new Pass framework

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1595 91177308-0d34-0410-b5e6-96231b3b80d8

Checkin new pass framework.  This one is more useful and automatically
creates analysis results for passes that need them.   MethodPass's never
have to worry about being invoked on external methods.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1594 91177308-0d34-0410-b5e6-96231b3b80d8

Don't die on call instructions, which reference methods

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1593 91177308-0d34-0410-b5e6-96231b3b80d8

Add rule to build tar.gz file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1592 91177308-0d34-0410-b5e6-96231b3b80d8

Exclude doxygen docs from srcs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1591 91177308-0d34-0410-b5e6-96231b3b80d8

Check in GCC 3.02 compatiblity headers for GCC 2.95.3

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1590 91177308-0d34-0410-b5e6-96231b3b80d8

Make gcc tests depend on the part of GCC that actually gets updated.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1589 91177308-0d34-0410-b5e6-96231b3b80d8

Remove extraneous #includes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1588 91177308-0d34-0410-b5e6-96231b3b80d8

Remove opt namespace

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1587 91177308-0d34-0410-b5e6-96231b3b80d8

Checkin support for building doxygen stuff

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1586 91177308-0d34-0410-b5e6-96231b3b80d8

Accept, but ignore -lfoo options.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1585 91177308-0d34-0410-b5e6-96231b3b80d8

Testcase for SymbolTable.cpp bug

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1584 91177308-0d34-0410-b5e6-96231b3b80d8

This checkin fixes the bug described in:
test/Regression/Assembler/2002-01-24-BadSymbolTableAssert.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1583 91177308-0d34-0410-b5e6-96231b3b80d8

Check in fix for bug: test/Regression/Assembler/ValueRefineAbsType.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1582 91177308-0d34-0410-b5e6-96231b3b80d8

Check in testcase and fix

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1581 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase to ensure GCC doesn't emit type identifiers with spaces in them

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1580 91177308-0d34-0410-b5e6-96231b3b80d8

Checkin testcase for bug recently fixed

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1579 91177308-0d34-0410-b5e6-96231b3b80d8

Initial Checkin of gccld

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1578 91177308-0d34-0410-b5e6-96231b3b80d8

Initial Checkin

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1577 91177308-0d34-0410-b5e6-96231b3b80d8

Initial checkin of now fixed bug

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1575 91177308-0d34-0410-b5e6-96231b3b80d8

Initial Checkin

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1574 91177308-0d34-0410-b5e6-96231b3b80d8

Implement the clock() function

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1573 91177308-0d34-0410-b5e6-96231b3b80d8

More rules checked in

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1571 91177308-0d34-0410-b5e6-96231b3b80d8

Failure.sh moved up a level

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1569 91177308-0d34-0410-b5e6-96231b3b80d8

Initial checkin of Makefile, just a dummy file for now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1566 91177308-0d34-0410-b5e6-96231b3b80d8

Initial checkin

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1564 91177308-0d34-0410-b5e6-96231b3b80d8

Change test scripts so that they do not stop on failure, they just print
an error message

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1563 91177308-0d34-0410-b5e6-96231b3b80d8

Initial checking of Failure.sh

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1562 91177308-0d34-0410-b5e6-96231b3b80d8

New minimal makefile

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1561 91177308-0d34-0410-b5e6-96231b3b80d8

Removal of more unnecesary stuff

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1557 91177308-0d34-0410-b5e6-96231b3b80d8

* Expose new command line arg --debug-pass for gccas and llc debugging
* Remember to initialize MethodPassBatcher::BBPBatcher instance var in ctor
* Move PassManager::run() from header file

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1556 91177308-0d34-0410-b5e6-96231b3b80d8

Implement new DeadInstElmination pass
remove old comment

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1555 91177308-0d34-0410-b5e6-96231b3b80d8