Chris Lattner
7608a46cbe
Updates to move some header files out of include/llvm/Transforms into
...
the Scalar and Utils subdirectories
llvm-svn: 2523
2002-05-07 18:36:35 +00:00
Chris Lattner
9b55e5a2f4
Reduce dependance on TransformInternals.h, instead using the TransformUtils library
...
llvm-svn: 2518
2002-05-07 18:12:18 +00:00
Chris Lattner
3d86d49604
Add #include no longer included by llvm/Transforms/Scalar/ConstantProp.h
...
llvm-svn: 2517
2002-05-07 18:11:30 +00:00
Chris Lattner
560da70f8c
Factor code out to the TransformUtils library
...
llvm-svn: 2516
2002-05-07 18:10:55 +00:00
Chris Lattner
d66a6e33e9
* Convert InstWorkList to vector instead of set, because on big programs it
...
is empirically faster by a noticable margin, even though duplicates can
happen.
llvm-svn: 2511
2002-05-07 04:29:32 +00:00
Chris Lattner
87e8806f05
* Remove all cfg simplification stuff for a new cfg simplify pass (todo)
...
* Convert to worklist instead of iterative algorithm
llvm-svn: 2510
2002-05-07 04:24:11 +00:00
Chris Lattner
a6e047a5d9
Only do masking for unsigned values!
...
llvm-svn: 2504
2002-05-06 18:54:59 +00:00
Chris Lattner
e548507e8c
* Eliminate dead code that should have been removed in last revision
...
* Convert main constant propogation pass to be worklist driven instead of
iterative.
* -constprop pass no longer "constant propogates" terminator instructions
- CFG is now preserved!
llvm-svn: 2502
2002-05-06 18:21:31 +00:00
Chris Lattner
bbbdd852b8
Handle X = phi Y --> X = Y
...
llvm-svn: 2501
2002-05-06 18:06:38 +00:00
Chris Lattner
4c3366405a
* Use simplified interface to constant propogation stuff.
...
* Remove dead PHI case (which could not work due to getNumOperands rather than
getNumIncomingValues. This really belongs in InstCombine, anyway so we'll
move it there.
llvm-svn: 2497
2002-05-06 17:54:10 +00:00
Chris Lattner
019f3649bd
Clean up ADCE by removing extraneous wrapper class
...
llvm-svn: 2494
2002-05-06 17:27:57 +00:00
Chris Lattner
5d6bec5e26
Combine not (not X) -> X
...
llvm-svn: 2493
2002-05-06 17:03:21 +00:00
Chris Lattner
9fa53de7e9
Support more cases...
...
llvm-svn: 2490
2002-05-06 16:49:18 +00:00
Chris Lattner
f4cdbf34e5
Add many more instruction combination simplifications
...
llvm-svn: 2484
2002-05-06 16:14:14 +00:00
Chris Lattner
66e25b8b62
Merge blocks like this:
...
void "test3"(bool %T) {
br bool %T, label %BB1, label %BB1
BB1:
ret void
}
llvm-svn: 2472
2002-05-06 03:02:02 +00:00
Chris Lattner
940daedc22
Implement constant propogation of shift instructions
...
llvm-svn: 2471
2002-05-06 03:01:37 +00:00
Chris Lattner
7b80b53ab9
Ok, really it only takes me 3 times to get this right!
...
Now use #if 0 instead of #ifdef 0
llvm-svn: 2448
2002-05-02 21:49:50 +00:00
Chris Lattner
dd390e1736
Oops, disable debugging code all the way. :)
...
llvm-svn: 2447
2002-05-02 21:47:40 +00:00
Chris Lattner
fe6c9eeae3
* Finish the implementation of isEdgeFeasible this fixes bug:
...
test/Regression/Transforms/SCCP/2002-05-02-EdgeFailure.ll
* SCCP now preserves the CFG: It leaves conditional branches the way they
are in the program, not simplifying them. A seperate pass should eliminate
the potentially dead basic blocks and edges in the CFG.
llvm-svn: 2446
2002-05-02 21:44:00 +00:00
Chris Lattner
13b52e71d8
* Enable SCCP debugging to be turned on with a simple change of #define
...
* Change worklist to a set so that duplicates cannot happen
* Add support for the invoke instruction
* Avoid marking store and free instructions as overdefined, since they
cannot produce a value anyway.
* Inline the OperandChangedState implementation
* Add isEdgeFeasible in preparation to fix a bug. Right now it behaves
exactly as before.
* Remove obsolete comment about constant pools
llvm-svn: 2445
2002-05-02 21:18:01 +00:00
Chris Lattner
5364d1a74a
* Simplify the code by not bothering to name the folded constant
...
* Do not skip the instruction immediately after a folded instruction. This
was causing the testcase failure:
test/Regression/Transforms/SCCP/2002-05-02-MissSecondInst.ll
llvm-svn: 2443
2002-05-02 20:32:51 +00:00
Chris Lattner
48a44f7e23
* Add ability to eliminate a bunch of different cascading cast variations
...
* Allow elimination of getelementptr X, uint 0 (which is a noop)
llvm-svn: 2428
2002-05-02 17:06:02 +00:00
Chris Lattner
31ba129cbe
Add folding rules for mul X, 0 and mul X, 2
...
llvm-svn: 2417
2002-04-29 22:24:47 +00:00
Chris Lattner
7d3253876a
Significantly clean up SCCP pass. Now the two classes are merged and in
...
an anonymous namespace where they belong.
llvm-svn: 2415
2002-04-29 21:26:08 +00:00
Chris Lattner
27eeecbb69
Range insertion now returns an iterator
...
llvm-svn: 2414
2002-04-29 21:25:34 +00:00
Chris Lattner
09bbb5c015
Remove unused files: This is the old induction varaible cannonicalization
...
pass built on top of interval analysis
llvm-svn: 2411
2002-04-29 20:18:00 +00:00
Chris Lattner
15e8f4c012
changes because iMemory.h no longer #includes DerivedTypes.h
...
This only requires Type.h anyway
llvm-svn: 2405
2002-04-29 18:48:30 +00:00
Chris Lattner
d5a847057b
Eliminate duplicate or unneccesary #include's
...
llvm-svn: 2397
2002-04-29 17:42:12 +00:00
Chris Lattner
2dfc667a7d
Remove broken assertion.
...
llvm-svn: 2396
2002-04-29 16:20:25 +00:00
Chris Lattner
37104aace8
Add new optional getPassName() virtual function that a Pass can override
...
to make debugging output a lot nicer.
llvm-svn: 2395
2002-04-29 14:57:45 +00:00
Chris Lattner
8d843f6b77
More cleanups
...
llvm-svn: 2392
2002-04-29 01:58:47 +00:00
Chris Lattner
fc1a433dae
Code cleanups
...
llvm-svn: 2391
2002-04-29 01:22:55 +00:00
Chris Lattner
f12cc842b3
Tighten up the AnalysisUsage of lots of passes, primarily to correctly indicate whether or not they invalidate the CFGA
...
llvm-svn: 2386
2002-04-28 21:27:06 +00:00
Chris Lattner
ca14237696
Split ConstantVals.h into Constant.h and Constants.h
...
llvm-svn: 2378
2002-04-28 19:55:58 +00:00
Chris Lattner
78dd56fe62
Eliminate the cfg namespace, moving LoopInfo, Dominators, Interval* classes
...
to the global namespace
llvm-svn: 2370
2002-04-28 16:21:30 +00:00
Chris Lattner
1467f64f01
Initial checkin of simple&fast SSA based GCSE algorithm
...
llvm-svn: 2338
2002-04-28 00:47:11 +00:00
Chris Lattner
c8e665431b
* Rename MethodPass class to FunctionPass
...
- Rename runOnMethod to runOnFunction
* Transform getAnalysisUsageInfo into getAnalysisUsage
- Method is now const
- It now takes one AnalysisUsage object to fill in instead of 3 vectors
to fill in
- Pass's now specify which other passes they _preserve_ not which ones
they modify (be conservative!)
- A pass can specify that it preserves all analyses (because it never
modifies the underlying program)
* s/Method/Function/g in other random places as well
llvm-svn: 2333
2002-04-27 06:56:12 +00:00
Chris Lattner
66cfaf1da2
Changes because the Terminator::getSuccessor function now FAILS if successor
...
IDX is out of range instead of returning null.
llvm-svn: 2332
2002-04-27 03:15:45 +00:00
Chris Lattner
2716b5e524
Change Constant::getNullConstant to Constant::getNullValue
...
llvm-svn: 2323
2002-04-27 02:25:14 +00:00
Chris Lattner
260ab20422
Significantly rework InstructionCombining to work better and to be cleaner.
...
We now use an InstVisitor to delegate to different cases that we are
interested in handling. We also fix the FIXME's by adding users to the
worklist when appropriate.
llvm-svn: 2292
2002-04-18 17:39:14 +00:00
Chris Lattner
6e56079654
Convert SCCP over to use InstVisitor instead of hand crafted switch
...
llvm-svn: 2286
2002-04-18 15:13:15 +00:00
Chris Lattner
5873900709
GEP instructions can never be constant propogated.
...
llvm-svn: 2284
2002-04-18 14:44:13 +00:00
Chris Lattner
f40379e403
Store instructions always return void, so they never get a name
...
llvm-svn: 2283
2002-04-18 14:43:54 +00:00
Chris Lattner
3a60d04722
Eliminate cast of same type instructions.
...
llvm-svn: 2251
2002-04-15 19:45:29 +00:00
Chris Lattner
2e9fa6d101
Move FunctionArgument out of iOther.h into Argument.h and rename class to
...
be 'Argument' instead of FunctionArgument.
llvm-svn: 2216
2002-04-09 19:48:49 +00:00
Chris Lattner
06be180225
Add explicit #includes of Function.h to make up for the removed #include
...
in iOther.h
llvm-svn: 2209
2002-04-09 19:08:28 +00:00
Chris Lattner
d92b01c385
Add #includes to make up for #includes pruned out of header files.
...
llvm-svn: 2207
2002-04-09 18:37:46 +00:00
Chris Lattner
f8e4dc33ab
s/Method/Function
...
Remove extraneous #includes of llvm/Assembly/Writer
llvm-svn: 2178
2002-04-08 22:03:00 +00:00
Chris Lattner
65b529fe6d
ConstantHandling moved into VMCore library
...
llvm-svn: 2165
2002-04-08 20:18:09 +00:00
Chris Lattner
62b7fd136e
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
Chris Lattner
c13563d5c0
Simplify code a lot by using the Module::getFunction & getOrInsertFunction
...
llvm-svn: 2028
2002-03-29 03:38:05 +00:00
Chris Lattner
57698e2c0b
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
1ee0658a07
Major overhaul to support arbitrary mixed array and structure indices.
...
Also moved to the Scalar/ directory and renamed to "MultiDim".
llvm-svn: 1961
2002-03-24 03:21:18 +00:00
Vikram S. Adve
5d218dff24
New pass to decompose multi-dimensional array references into
...
a sequence of 1-D references, using a sequence of getElementPtrs.
llvm-svn: 1948
2002-03-23 20:43:39 +00:00
Chris Lattner
bee86626e1
Fix bug: test/Regression/Other/2002-03-11-InstCombineHang.ll
...
llvm-svn: 1864
2002-03-11 23:28:45 +00:00
Chris Lattner
477fe0845a
Fix bug: test/Regression/Other/2002-03-11-ConstPropCrash.ll
...
llvm-svn: 1858
2002-03-11 22:11:07 +00:00
Chris Lattner
04805fa29c
Change over to use new style pass mechanism, now passes only expose small
...
creation functions in their public header file, unless they can help it.
llvm-svn: 1816
2002-02-26 21:46:54 +00:00
Chris Lattner
83d485b310
* 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
60a6591d83
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
352151e222
MethodPass's are now guaranteed to not be run on external methods!
...
llvm-svn: 1611
2002-01-31 00:51:24 +00:00
Chris Lattner
d5d56780e2
Convert xforms over to new pass structure.
...
llvm-svn: 1605
2002-01-31 00:45:11 +00:00
Chris Lattner
d5851db315
Remove extraneous #includes
...
llvm-svn: 1588
2002-01-26 22:47:32 +00:00
Chris Lattner
7209dc2446
Remove opt namespace
...
llvm-svn: 1587
2002-01-26 22:47:07 +00:00
Chris Lattner
ccbd4e4643
Implement new DeadInstElmination pass
...
remove old comment
llvm-svn: 1555
2002-01-23 05:48:24 +00:00
Chris Lattner
70090079e7
Don't insert a useless cast
...
llvm-svn: 1527
2002-01-22 03:30:06 +00:00
Chris Lattner
3787ee6be6
Rename LowerAllocations.h to ChangeAllocations.h since it now contains the
...
RaiseAllocations pass as well.
llvm-svn: 1525
2002-01-22 01:04:08 +00:00
Chris Lattner
4f0f09757d
Pull RaiseAllocations stuff out of the CleanGCC pass into it's own pass in
...
the ChangeAllocations.h header file.
llvm-svn: 1522
2002-01-22 00:13:51 +00:00
Chris Lattner
d07471d6c3
LowerAllocations is really a BasicBlock pass. Make it so.
...
llvm-svn: 1521
2002-01-21 23:34:02 +00:00
Chris Lattner
ee965abc36
Move stuff out of the Optimizations directories into the appropriate Transforms
...
directories. Eliminate the opt namespace.
llvm-svn: 1520
2002-01-21 23:17:48 +00:00
Chris Lattner
0686e435d1
Implement a more powerful, simpler, pass system. This pass system can figure
...
out how to run a collection of passes optimially given their behaviors and
charactaristics.
Convert code to use it.
llvm-svn: 1507
2002-01-21 07:31:50 +00:00
Chris Lattner
7f74a56e24
Changes to build successfully with GCC 3.02
...
llvm-svn: 1503
2002-01-20 22:54:45 +00:00
Chris Lattner
ca081257e5
initial checkin
...
llvm-svn: 1480
2001-12-14 16:52:21 +00:00
Chris Lattner
b3364fc169
Remove unsized array support
...
llvm-svn: 1466
2001-12-14 16:38:04 +00:00
Chris Lattner
f5c6f65e7f
Assertion could never fail because another one would in it's place. :)
...
llvm-svn: 1449
2001-12-13 00:45:40 +00:00
Chris Lattner
674394077f
Actually return true when a change has been made
...
llvm-svn: 1425
2001-12-05 19:41:33 +00:00
Chris Lattner
25b151dfdf
Fix a bug introduced by "internal linkage" work.
...
llvm-svn: 1415
2001-12-04 18:01:49 +00:00
Chris Lattner
d23d752dc5
Fix bugs, don't do external methods which causes segv.
...
llvm-svn: 1414
2001-12-04 08:13:06 +00:00
Chris Lattner
91daaabb56
Implement induction variable simplification
...
llvm-svn: 1411
2001-12-04 04:32:29 +00:00
Chris Lattner
2413b160ec
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
3462ae3ad7
Rename ConstPoolVal -> Constant
...
Rename ConstPool* -> Constant*
Rename ConstPoolVals.h -> ConstantVals.h
llvm-svn: 1407
2001-12-03 22:26:30 +00:00
Chris Lattner
fb5ae02e1a
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
476e6df794
Initial checkin of indvar stuff
...
llvm-svn: 1404
2001-12-03 17:28:42 +00:00
Chris Lattner
5de2204fe8
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
c4ad64cb9c
Misc cleanups
...
llvm-svn: 1377
2001-11-26 18:57:38 +00:00
Chris Lattner
1f86880af4
Expose constant propogation of an instruction in a clean way
...
llvm-svn: 1376
2001-11-26 18:57:12 +00:00
Chris Lattner
3b7199e36c
Add #includes to enable buiding in Release mode
...
llvm-svn: 1174
2001-11-07 13:49:45 +00:00
Chris Lattner
033324fc0c
Avoid making a broken transformation!
...
llvm-svn: 1115
2001-11-03 21:30:22 +00:00
Chris Lattner
7567f6c15f
Expose the low level DCE mechanism to external users
...
Refactor code to support it
llvm-svn: 1083
2001-11-01 07:00:27 +00:00
Chris Lattner
04648a4cc6
Simplify DCE code a lot
...
llvm-svn: 1079
2001-11-01 05:55:29 +00:00
Chris Lattner
7e6a0d8c17
Use the correct prototype for malloc and free
...
llvm-svn: 1066
2001-10-31 06:36:23 +00:00
Chris Lattner
9db8b765cd
Implemented constant propogation of cast instructions
...
llvm-svn: 1064
2001-10-31 05:07:57 +00:00
Chris Lattner
6fea0324d7
Convert to new simpler pass itf
...
llvm-svn: 880
2001-10-18 05:27:33 +00:00
Chris Lattner
5398a6eb6c
Convert optimizations to the pass infrastructure
...
llvm-svn: 873
2001-10-18 01:32:34 +00:00
Chris Lattner
1bb5f8e4ee
Add new Pass infrastructure and some examples
...
llvm-svn: 836
2001-10-15 17:31:51 +00:00
Chris Lattner
f0b68888af
Support the invoke instruction
...
llvm-svn: 765
2001-10-13 06:52:41 +00:00
Chris Lattner
da55810666
Commit more code over to new cast style
...
llvm-svn: 697
2001-10-02 03:41:24 +00:00
Chris Lattner
3856934386
Convert more code to use new style casts
...
Eliminate old style casts from value.h
llvm-svn: 696
2001-10-01 20:11:19 +00:00
Chris Lattner
8f19112923
Add more support for new style casts
...
Convert more code to use them
llvm-svn: 695
2001-10-01 18:26:53 +00:00
Chris Lattner
4b717c0edc
Add support for new style casts
...
llvm-svn: 694
2001-10-01 16:18:37 +00:00
Chris Lattner
ba1c1f2fb6
Pull predecessor and successor iterators out of the CFG*.h files, and plop them into
...
the BasicBlock class where they should be. pred_begin/pred_end become methods on BasicBlock,
and the cfg namespace isn't used anymore.
llvm-svn: 691
2001-10-01 13:19:53 +00:00
Chris Lattner
bb09a10929
Pull iterators out of CFG.h and CFGdecls and put them in Support directory
...
llvm-svn: 664
2001-09-28 22:56:31 +00:00
Chris Lattner
b271be3185
ADCE is broken but at least we know why
...
llvm-svn: 656
2001-09-28 00:06:42 +00:00
Chris Lattner
acfd27d502
Make ADCE more robust, it still has problems, but it's getting closer
...
llvm-svn: 521
2001-09-09 22:26:47 +00:00
Chris Lattner
d707ec62b6
Types and constants are wierd things in symbol tables now
...
llvm-svn: 457
2001-09-07 16:43:50 +00:00
Chris Lattner
dae05dc937
* Eliminate reference to ConstantPool class
...
* Constants are global objects that are not allocated or freed
llvm-svn: 456
2001-09-07 16:43:22 +00:00
Chris Lattner
6d7bce9f3c
Constants are now global unique objects
...
llvm-svn: 454
2001-09-07 16:42:26 +00:00
Chris Lattner
07e158de3c
* Eliminate constant pool dependancies:
...
* Eliminate DoRemoveUnusedConstants
llvm-svn: 453
2001-09-07 16:42:08 +00:00
Chris Lattner
030772df99
* Supoprt global constants
...
* Remove support for local constant pools
* Eliminate constant pool merging method, which is no longer neccesary
* Disable invalid optimization (todo: fix it)
llvm-svn: 452
2001-09-07 16:41:30 +00:00
Chris Lattner
b62b602fe2
Enable the elimination of method prototypes that are not referenced
...
llvm-svn: 325
2001-07-28 17:51:49 +00:00
Chris Lattner
e2472bbf6c
Moved inline/llvm/Tools/* to include/llvm/Support/*
...
llvm-svn: 279
2001-07-23 17:46:59 +00:00
Chris Lattner
3e37ec7c0a
Support external methods
...
llvm-svn: 200
2001-07-15 21:43:45 +00:00
Chris Lattner
5451c9e977
Add knowledge about the struct form of the GetElementPtr instruction
...
llvm-svn: 183
2001-07-14 06:11:51 +00:00
Chris Lattner
5b1200bf8e
Remove dependency on the structure of ValueHolder.
...
llvm-svn: 182
2001-07-14 06:11:26 +00:00
Chris Lattner
d6c5a769ea
Don't clean out the type plane of the constant pool... this is a hack. FIXME
...
llvm-svn: 172
2001-07-09 19:38:52 +00:00
Chris Lattner
31feae8550
Implement checking for new instructions
...
llvm-svn: 163
2001-07-08 21:18:49 +00:00
Chris Lattner
fb8ed0cf3a
Use the CDG to mark branches alive on demand.
...
llvm-svn: 159
2001-07-08 18:38:36 +00:00
Chris Lattner
a682182f64
Neg instruction removed. Cast instruction implemented.
...
llvm-svn: 156
2001-07-08 04:57:15 +00:00
Chris Lattner
b1ca9cbceb
Broad superficial changes:
...
* Renamed getOpcode to getOpcodeName
* Changed getOpcodeName to return a const char * instead of string
* Added a getOpcode method to replace getInstType
* Changed code to use getOpcode instead of getInstType
llvm-svn: 152
2001-07-07 19:24:15 +00:00
Chris Lattner
a073acb22d
Changed the fundemental architecture of Operands for Instructions. Now
...
Operands are maintained as a vector<Use> in the User class, and operator
iterators are provided as before. Getting an operand no longer requires
a virtual function call.
WARNING: getOperand(x) where x >= getNumOperands() will now assert instead
of returning null!
llvm-svn: 149
2001-07-07 08:36:50 +00:00
Chris Lattner
8024bde7c7
Update to include right file
...
llvm-svn: 138
2001-07-06 16:32:07 +00:00
Chris Lattner
b28986ffc7
Initial checkin. Should print dead instructions, except it doesn't do
...
control dependencies. :(
llvm-svn: 119
2001-06-30 06:39:11 +00:00
Chris Lattner
1960b3c6d2
Rename DoSparseConditionalConstantProp -> DoSCCP
...
llvm-svn: 117
2001-06-30 06:37:43 +00:00
Chris Lattner
d42d492734
Optimizations got their own header files
...
Optimizations now live in the 'opt' namespace
include/llvm/Opt was renamed include/llvm/Optimizations
llvm-svn: 113
2001-06-30 04:36:40 +00:00
Chris Lattner
7ce8b17e60
Export ConstantFoldTerminator, allow it to fold conditional branches to
...
the same label.
llvm-svn: 107
2001-06-29 23:56:58 +00:00
Chris Lattner
10b250eb4d
Added documentation. Constant fold terminators.
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llvm-svn: 106
2001-06-29 23:56:23 +00:00
Chris Lattner
84f07396d3
* Factored RemovePredecessorFromBlock into BasicBlock::removePredecessor
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* Avoid messing around with this case:
br label %A
%A: br label %A
* Enable optimizations that are correct now.
llvm-svn: 102
2001-06-29 05:24:28 +00:00
Chris Lattner
e4abb60948
We need to make sure to remove PHI nodes in the successor that cannot be
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executed when removing branch dest.
llvm-svn: 101
2001-06-29 05:23:10 +00:00
Chris Lattner
4cee8d8ffb
Miscellaneous cleanups:
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* Convert post to pre-increment for for loops
* Use generic programming more
* Use new Value::cast* instructions
* Use new Module, Method, & BasicBlock forwarding methods
* Use new facilities in STLExtras.h
* Use new Instruction::isPHINode() method
llvm-svn: 96
2001-06-27 23:41:11 +00:00
Chris Lattner
347389dae8
Add a new Sparse Conditional Constant Propogation pass
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llvm-svn: 95
2001-06-27 23:38:11 +00:00
Chris Lattner
1a67fb8860
Misc cleanup
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llvm-svn: 91
2001-06-27 23:36:09 +00:00
Chris Lattner
f222bf33c3
* Expose DoConstantPoolMerging
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* Cleanups (post->pre increment, new cleaner API, etc)
* Moved stuff into ConstantHandling.h
llvm-svn: 90
2001-06-27 23:35:26 +00:00
Chris Lattner
dbdaaef7d5
Implement induction variable injection!
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llvm-svn: 75
2001-06-25 07:32:19 +00:00
Chris Lattner
c3a6f546de
A silly stupid test of the loop depth calculator was added. REMOVE in the
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future.
llvm-svn: 72
2001-06-25 03:55:37 +00:00
Chris Lattner
f64a8936e5
#include a different header due to Intervals.h splitting up
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llvm-svn: 63
2001-06-24 04:05:45 +00:00
Chris Lattner
4c4f178723
Implement a lot more functionality. Now loop invariant and linear
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induction variables are correctly identified.
llvm-svn: 57
2001-06-22 02:24:38 +00:00
Chris Lattner
b20a15d334
Moved printing code to the Assembly/Writer library.
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Code now detects looping intervals
llvm-svn: 52
2001-06-21 05:27:22 +00:00
Chris Lattner
778de94723
Get rid of a silly printout that isn't needed right now
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llvm-svn: 45
2001-06-20 23:09:39 +00:00
Chris Lattner
f86e38e452
Add capability to print a derived interval graph
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llvm-svn: 42
2001-06-20 22:44:38 +00:00
Chris Lattner
d286a997d3
Add a test case for interval code
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llvm-svn: 36
2001-06-20 19:27:11 +00:00
Chris Lattner
5ba5f88c35
Updates to work with new cfg namespace
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llvm-svn: 29
2001-06-13 19:55:22 +00:00
Chris Lattner
874ddadf72
Updates to support
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* Changes in PHI node structure
llvm-svn: 25
2001-06-11 15:04:40 +00:00
Chris Lattner
7e0d6e05ac
Updated to work with new CFG.h file.
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llvm-svn: 15
2001-06-07 21:18:45 +00:00
Chris Lattner
d821c2af37
Significant rework. DCE is still not done (see #ifdef'd out parts)
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but at least the stuff that is checked in, now works.
llvm-svn: 10
2001-06-07 16:59:26 +00:00
Chris Lattner
2f7c963559
Initial revision
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llvm-svn: 2
2001-06-06 20:29:01 +00:00