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346 Commits

Author SHA1 Message Date
Chris Lattner
ee0fa0eb15 Convert AddedInstrMapType to contain AddedInstrns by value instead of by 
pointer so that they do not all get leaked!

llvm-svn: 2188
 2002-04-09 05:13:04 +00:00
Chris Lattner
7bc600203b GCC3.0 is reported to die without an alloca definition. 
llvm-svn: 2186
 2002-04-09 03:37:11 +00:00
Chris Lattner
e7a2ce6e4e Don't leak memory like a seive 
llvm-svn: 2185
 2002-04-08 23:09:07 +00:00
Chris Lattner
56229b8690 Value cannot be directly instantiated. I think that this code was TRYING to 
make a PHI node, although it was badly broken.  This keeps tests passing, so
we'll go with it.

llvm-svn: 2184
 2002-04-08 22:05:54 +00:00
Chris Lattner
c8166cec07 s/Method/Function 
llvm-svn: 2180
 2002-04-08 22:03:57 +00:00
Chris Lattner
cd3575a5cf s/method/function 
llvm-svn: 2177
 2002-04-08 22:01:15 +00:00
Chris Lattner
bc15ae64dd Change references to the Method class to be references to the Function 
class.  The Method class is obsolete (renamed) and all references to it
are being converted over to Function.

llvm-svn: 2144
 2002-04-07 20:49:59 +00:00
Vikram S. Adve
44ee4184e4 Add method clearCallInterference(). 
llvm-svn: 2071
 2002-03-31 18:58:14 +00:00
Vikram S. Adve
c2c33ba3fd Include temp. values when computing max. size of stack frame! 
llvm-svn: 2070
 2002-03-31 18:57:49 +00:00
Vikram S. Adve
1e6ab6f476 Fix a bug in previous bug fix. 
llvm-svn: 2069
 2002-03-31 18:56:51 +00:00
Vikram S. Adve
fbdd533059 Bug fix: address used by indirect call instruction should also 
be marked as having a Call Interference, even though it may not
be live after the call.

llvm-svn: 2068
 2002-03-31 18:54:37 +00:00
Chris Lattner
849c762b02 Change references from Method to Function 
change references from MethodARgument to FunctionArgument

llvm-svn: 1991
 2002-03-26 18:01:55 +00:00
Vikram S. Adve
3dfd5b888b Destroy MethodLiveVarInfo after register allocation. 
llvm-svn: 1976
 2002-03-24 03:54:03 +00:00
Vikram S. Adve
fa2ed7e6b1 Use deterministic iterator for SchedGraphs. This is actually not 
useful right now when we only do local scheduling.

llvm-svn: 1975
 2002-03-24 03:53:03 +00:00
Vikram S. Adve
058ec11ea3 Bug fix: nextToTry was not being initialized in one case. 
llvm-svn: 1974
 2002-03-24 03:46:15 +00:00
Vikram S. Adve
37d44e7de9 Add option to disable scheduling. 
llvm-svn: 1973
 2002-03-24 03:45:35 +00:00
Vikram S. Adve
0cdcf40121 Add option to disable scheduling. 
Destroy live-variable information after scheduling so it is
recomputed before later phases (e.g., reg. allocation).
Use deterministic iterator to enumerate sched graphs.

llvm-svn: 1972
 2002-03-24 03:44:55 +00:00
Vikram S. Adve
d18a1cc9fb Minor changes. 
llvm-svn: 1971
 2002-03-24 03:40:59 +00:00
Vikram S. Adve
e06cac463f Re-fix bug: Put back MachineCodeForInstruction::dropAllReferences. 
llvm-svn: 1970
 2002-03-24 03:40:11 +00:00
Vikram S. Adve
b347d2796c Fix padding for variables allocated on stack. 
llvm-svn: 1969
 2002-03-24 03:39:26 +00:00
Vikram S. Adve
34306e0e1c Major overhaul to FoldGetElemPtr to handle mixed array and struct refs. 
llvm-svn: 1968
 2002-03-24 03:37:53 +00:00
Vikram S. Adve
8493ae74b2 Use deterministic iterator for treeRoots. 
llvm-svn: 1967
 2002-03-24 03:36:52 +00:00
Vikram S. Adve
a141a7190b Change treeRoots data structure to make enumeration deterministic. 
llvm-svn: 1962
 2002-03-24 03:24:00 +00:00
Chris Lattner
c481e92886 Rename Method to Function 
llvm-svn: 1957
 2002-03-23 22:51:58 +00:00
Vikram S. Adve
8553fc5d21 Big bug fix: getUsableUniRegAtMI needed to return values in arguments 
but did not pass the arguments by reference!

llvm-svn: 1906
 2002-03-18 03:37:19 +00:00
Vikram S. Adve
855ed3d941 Added function computeOffsetforLocalVar to check how big the 
offset-from-FP will be before allocating space for a local variable.

llvm-svn: 1905
 2002-03-18 03:36:30 +00:00
Vikram S. Adve
edc1adae11 Bug fix in setting CC register. 
Also use distinct names for the three types of SetMachineOperand
to avoid painful overloading problems and errors.

llvm-svn: 1904
 2002-03-18 03:35:24 +00:00
Vikram S. Adve
b26ed73c33 Constants are now added to the constant pool only when a load 
instruction is actually generated for them.
Rename the different versions of SetMachineOperand.

llvm-svn: 1903
 2002-03-18 03:33:43 +00:00
Vikram S. Adve
3fe5a9e913 Use vector for machine instructions returned by GetInstructionsByRule. 
Fix constants in instructions generated for Phi elimination.

llvm-svn: 1902
 2002-03-18 03:31:54 +00:00
Vikram S. Adve
125cd33f99 Big bug fix: getUsableUniRegAtMI needed to return values in arguments 
but did not pass the arguments by reference!
Also added a function to get a register class by ID.

llvm-svn: 1901
 2002-03-18 03:26:48 +00:00
Anand Shukla
32c3ca3f0c Change to make it build with GCC 2.95.3 
llvm-svn: 1802
 2002-02-26 18:57:15 +00:00
Chris Lattner
c1de0d6e83 * Make it compile with GCC 3.0.4 
llvm-svn: 1788
 2002-02-24 23:01:56 +00:00
Chris Lattner
3cffcc10bc * Silence signed/unsigned warnings 
* Make it compile with GCC 3.0.4

llvm-svn: 1787
 2002-02-24 23:01:50 +00:00
Chris Lattner
8e9be000a7 * Pull BasicBlock::pred_* and BasicBlock::succ_* out of BasicBlock.h and into 
llvm/Support/CFG.h
* Make pred & succ iterators for intervals global functions
* Add #includes that are now neccesary because BasicBlock.h doesn't include
  InstrTypes.h anymore

llvm-svn: 1750
 2002-02-12 22:39:50 +00:00
Chris Lattner
b0a2c5546b Method.h no longer includes BasicBlock.h 
Method::inst_* is now in llvm/Support/InstIterator.h
GraphTraits specializations for BasicBlock and Methods are now in llvm/Support/CFG.h

llvm-svn: 1746
 2002-02-12 21:07:25 +00:00
Chris Lattner
e282c0b592 Convert operand iterator over to work like an STL iterator 
llvm-svn: 1720
 2002-02-05 06:02:59 +00:00
Chris Lattner
5337fbec40 Minor change: Methods that return ValueSet's that are guaranteed to be valid 
return references instead of pointers.

llvm-svn: 1719
 2002-02-05 04:20:12 +00:00
Chris Lattner
862fab4da7 * Code Cleanups 
* Removal dependencies on Type.h & remove uses of getTypeID()

llvm-svn: 1718
 2002-02-05 03:52:29 +00:00
Chris Lattner
73812e2833 * Code Cleanups of IGNode.h 
* Removal of getTypeID() methods, and dependence on llvm/Type.h, from IGNode & LiveRange

llvm-svn: 1717
 2002-02-05 03:51:37 +00:00
Chris Lattner
164a9ea118 Must include SetOperations to do set_* 
llvm-svn: 1716
 2002-02-05 03:35:53 +00:00
Chris Lattner
f3d0ae9fdb * Eliminate the LiveVarSet class, making applyTranferFuncForMInst a static 
function in the one .cpp file that uses it.  Use ValueSet's instead.
* Prepare to delete LiveVarSet.h & LiveVarSet.cpp
* Eliminate the ValueSet class, making all old member functions into global
  templates that will eventually be moved to Support.
* Eliminate some irrelevant const's

llvm-svn: 1712
 2002-02-05 02:52:05 +00:00
Chris Lattner
dc3aec7a90 * Eliminate the LiveVarSet class, making applyTranferFuncForMInst a static 
function in the one .cpp file that uses it.  Use ValueSet's instead.
* Prepare to delete LiveVarSet.h & LiveVarSet.cpp
* Eliminate the ValueSet class, making all old member functions into global
  templates that will eventually be moved to Support.

llvm-svn: 1711
 2002-02-05 02:51:01 +00:00
Chris Lattner
a8170f0944 * Code Cleanups 
* Introduce RAV to allow stream I/O instead of using printValue

llvm-svn: 1710
 2002-02-05 01:43:49 +00:00
Chris Lattner
467da46166 * Add a #include not indirectly included any more 
llvm-svn: 1707
 2002-02-05 00:35:14 +00:00
Chris Lattner
817f1768d4 * RegisterAllocation _uses_ LiveVar analysis, instead of creating it's own copy 
llvm-svn: 1701
 2002-02-04 20:02:38 +00:00
Chris Lattner
9cd29563f0 * The itf exposed by InstrScheduling is now a single function to create the right pass 
* InstructionScheduling is now a real pass
* InstrSched _uses_ LiveVar analysis, instead of creating it's own copy many times
  through a loop.  In this was LiveVarAnalysis is actually even SHARED by Register
  allocation.
* SchedPriorities is now passed the live var information in

llvm-svn: 1700
 2002-02-04 20:02:16 +00:00
Chris Lattner
e264071f46 Switch register allocator over to using LoopInfo directly instead of indirectly through LoopDepthCalculator 
llvm-svn: 1696
 2002-02-04 17:48:00 +00:00
Chris Lattner
bb19367753 Make LoopDeptCalculator be an internal artifact of how RegAlloc is implemented, 
do not expose it.  Additionally, have it be auto generated by the pass framework
for us.

llvm-svn: 1695
 2002-02-04 17:39:42 +00:00
Chris Lattner
c457462f99 Make #include "llvm/Analysis/LoopDepth.h" be an internal artifact of how register allocation is implemented. 
llvm-svn: 1693
 2002-02-04 17:38:48 +00:00
Chris Lattner
f3f13580e9 * Add #includes removed from headers 
* ValueSet interface converted from add/remove to insert/erase
* Minor cleanups

llvm-svn: 1689
 2002-02-04 16:36:59 +00:00
Chris Lattner
69e3aba1e9 Remove dependence on BBLiveVar from InstrScheduling 
Minor cleanups

llvm-svn: 1688
 2002-02-04 16:35:45 +00:00
Chris Lattner
8bfb48c8d3 Convert RegisterAllocator interface to opaque pass type, so that users do not 
need to know _anything_ about RegAlloc to use it.  Well in the end maybe.

llvm-svn: 1681
 2002-02-04 15:54:09 +00:00
Chris Lattner
0de4b16eef Add #includes neccesary since they were removed from .h files 
llvm-svn: 1675
 2002-02-04 05:56:09 +00:00
Chris Lattner
f0828cf3dd Move instrIsFeasible from InstrScheduling.h 
llvm-svn: 1674
 2002-02-04 05:55:42 +00:00
Chris Lattner
009faad8e4 * Minor cleanups 
* Reduce number of #includes, sometimes drastically (LiveRangeInfo.h lost _7_)
* Move instrIsFeasible() from InstrScheduling.h to SchedPriorities.h
* Delete blank lines at end of files

llvm-svn: 1672
 2002-02-04 05:52:08 +00:00
Chris Lattner
45cdd0fb0c * Move command line parsing debug stuff to InstrScheduling internal header file 
SchedPriorities.h

llvm-svn: 1669
 2002-02-04 02:44:20 +00:00
Chris Lattner
9a8ff2595a Split RegisterAllocation stuff OUT of Sparc.cpp into a well defined pass 
that has a very minimal interface (like it should have).

llvm-svn: 1667
 2002-02-04 00:33:08 +00:00
Chris Lattner
e1289c8b71 Code pulled out of MAchineInstr.(h|cpp) 
llvm-svn: 1660
 2002-02-03 07:54:50 +00:00
Chris Lattner
4315c295f5 Lots of code cleanups, no functional changes 
llvm-svn: 1650
 2002-02-03 07:46:34 +00:00
Chris Lattner
b8b17dc6dc * Prune #includes 
* Remove MachineCodeFor(Method|VMInstr) code to their own .cpp files

llvm-svn: 1649
 2002-02-03 07:46:01 +00:00
Chris Lattner
92340322ab * Switch over to cleaner TmpInstruction model 
llvm-svn: 1648
 2002-02-03 07:39:06 +00:00
Chris Lattner
53b8194805 * Straighten out #includes 
* Switch to MAchineCodeForInstruction model instead of MachineCodeForVMInstr

llvm-svn: 1647
 2002-02-03 07:33:46 +00:00
Chris Lattner
4e43c744da * Swich to annotation model for MachineCodeForInstruction 
llvm-svn: 1646
 2002-02-03 07:31:41 +00:00
Chris Lattner
8ea2029cfa Remove extraneous #includes 
llvm-svn: 1645
 2002-02-03 07:30:08 +00:00
Chris Lattner
a58db0f194 * Straighten out #includes 
* Switch from MachineCodeForVMInstr to MachineCodeForInstruction model

llvm-svn: 1644
 2002-02-03 07:29:45 +00:00
Chris Lattner
b44b5b6f9a * Get machine instrs from Instructin's by using MachineCodeForInstruction::get 
* Convert a few (*X). to X->

llvm-svn: 1643
 2002-02-03 07:28:30 +00:00
Chris Lattner
76ac6e30bd Add a class forward decl 
llvm-svn: 1637
 2002-02-03 07:13:04 +00:00
Chris Lattner
3d52646383 LoopDepth calculation is now in CFG namespace 
llvm-svn: 1601
 2002-01-31 00:41:13 +00:00
Chris Lattner
24eb24166b Make it build with 2.95.3 
llvm-svn: 1554
 2002-01-23 05:47:57 +00:00
Chris Lattner
d0e1f35161 Oops lost a parenthesis somehow :( 
llvm-svn: 1504
 2002-01-21 01:33:12 +00:00
Chris Lattner
3dc9a2a61f Changes to build successfully with GCC 3.02 
llvm-svn: 1503
 2002-01-20 22:54:45 +00:00
Ruchira Sasanka
80acf30a7f Fixed a bug in spill cost estimation 
llvm-svn: 1500
 2002-01-08 16:29:23 +00:00
Ruchira Sasanka
b6d7a004fa PhyRegAlloc.cpp: Added temp area resetting before every call 
llvm-svn: 1499
 2002-01-07 21:09:06 +00:00
Ruchira Sasanka
222c51efe9 Added destructors and comments. 
Added correct spill candidate selection logic.

llvm-svn: 1493
 2002-01-07 19:19:18 +00:00
Ruchira Sasanka
3d5efa3be1 Added comments, destructors where necessary. 
llvm-svn: 1491
 2002-01-07 19:16:26 +00:00
Vikram S. Adve
0607fbbf01 Eliminate all uses of memInst->getIndicesBROKEN(). 
llvm-svn: 1485
 2001-12-15 00:36:32 +00:00
Chris Lattner
c4a5815033 Renamed inst_const_iterator -> const_inst_iterator 
Renamed op_const_iterator   -> const_op_iterator
Renamed PointerType::getValueType() -> PointerType::getElementType()

llvm-svn: 1408
 2001-12-04 00:03:30 +00:00
Chris Lattner
f6b7da2bb5 Rename ConstPoolVal -> Constant 
Rename ConstPool*   -> Constant*
Rename ConstPoolVals.h -> ConstantVals.h

llvm-svn: 1407
 2001-12-03 22:26:30 +00:00
Chris Lattner
bcf2df7058 Split the PHINode class out from the iOther.h file into the iPHINode.h file 
llvm-svn: 1405
 2001-12-03 18:02:31 +00:00
Chris Lattner
463cc31132 Create a new #include "Support/..." directory structure to move things 
from "llvm/Support/..." that are not llvm dependant.

Move files and fix #includes

llvm-svn: 1400
 2001-11-27 00:03:19 +00:00
Chris Lattner
b914467e57 Stuff after a #endif is not valid CPP input and breaks some compilers 
llvm-svn: 1375
 2001-11-26 18:56:52 +00:00
Chris Lattner
9236d30e29 The old getIndices has been deprecated, because it no longer works. It now 
is named getIndicesBROKEN() and shall be removed when the codebase is updated
to not call it

llvm-svn: 1338
 2001-11-26 16:56:19 +00:00
Ruchira Sasanka
771ffc7640 Commented some popTempArg.. since it leads to a bug 
llvm-svn: 1326
 2001-11-15 22:02:06 +00:00
Ruchira Sasanka
647337ad60 Added naming to inserted phi copy values - for easy debugging 
llvm-svn: 1325
 2001-11-15 20:46:40 +00:00
Ruchira Sasanka
63203e9c07 Fixed a bug in setReLRegsUsedByMI 
llvm-svn: 1323
 2001-11-15 20:23:19 +00:00
Ruchira Sasanka
bcd55f277e Changed some names of methods, added const etc. 
llvm-svn: 1322
 2001-11-15 20:22:37 +00:00
Vikram S. Adve
bcd2ba2fea Modify AllocateLocalVar method to take a size argument. 
llvm-svn: 1318
 2001-11-15 15:22:26 +00:00
Ruchira Sasanka
897fbc8db8 fixed setUsedRegAtMI 
llvm-svn: 1317
 2001-11-15 15:00:53 +00:00
Ruchira Sasanka
9892c23157 Changed phi elimination code 
llvm-svn: 1311
 2001-11-15 00:27:14 +00:00
Ruchira Sasanka
7b4fe5d51b Small changed to printing a machine operand - It the operand is a def, it prints 
a star after it - only for debugging

llvm-svn: 1309
 2001-11-14 20:05:23 +00:00
Vikram S. Adve
a8f8fd19c0 Don't assume constant operand can only be in position 1! 
llvm-svn: 1308
 2001-11-14 18:49:45 +00:00
Vikram S. Adve
9ed66f8e94 Idiotic error in last fix. 
llvm-svn: 1306
 2001-11-14 17:55:02 +00:00
Vikram S. Adve
e3c0a06ef9 Don't need to load a NULL pointer constant from memory! 
llvm-svn: 1305
 2001-11-14 17:24:49 +00:00
Ruchira Sasanka
6d6f616a06 Added support method for setting interference for pseudo instructions 
llvm-svn: 1303
 2001-11-14 15:37:13 +00:00
Ruchira Sasanka
f00a3e0aab Added interference for args in pseudo instructions 
llvm-svn: 1300
 2001-11-14 15:33:58 +00:00
Chris Lattner
4046596beb Remove much cruft from the MemAccessInst instruction 
llvm-svn: 1298
 2001-11-14 11:27:58 +00:00
Ruchira Sasanka
a39f918171 commented out lines printing code after scheduling 
llvm-svn: 1295
 2001-11-13 23:12:53 +00:00
Ruchira Sasanka
b1e6823bc1 Fixed a bug concering LR spilling. Earlier, added spilled code was not inserted 
into the instruction stream correctly.

llvm-svn: 1294
 2001-11-13 23:09:30 +00:00
Vikram S. Adve
3df85d6132 Do the same for allocating spills to get their alignment right too. 
llvm-svn: 1285
 2001-11-12 23:40:22 +00:00
Vikram S. Adve
af9c0a766a When allocating space on stack for writing a register, 
use the size of the register, not the size of the Value type,
to get the right alignment.

llvm-svn: 1284
 2001-11-12 23:26:35 +00:00