Commit Graph

4753 Commits

Author SHA1 Message Date
Chris Lattner
1715229db9 Checkin of new dominator calculation routines. These will be improved in
the future to do post dominators and stuff


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-02 05:46:38 +00:00
Chris Lattner
bd4996ad68 Moved deleter to include/llvm/Tools/STLExtras.h
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-02 01:08:08 +00:00
Chris Lattner
02e90d59c8 Initial checkin. Should print dead instructions, except it doesn't do
control dependencies.  :(


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-30 06:39:11 +00:00
Chris Lattner
49c8f64747 Rename DoSparseConditionalConstantProp -> DoSCCP
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-30 06:37:43 +00:00
Chris Lattner
7e02b7e600 Optimizations got their own header files
Optimizations now live in the 'opt' namespace
include/llvm/Opt was renamed include/llvm/Optimizations


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-30 04:36:40 +00:00
Chris Lattner
28bf86ac00 Implement reduceApply method
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-30 04:35:40 +00:00
Chris Lattner
a7e26118a2 Add a new pop_back() method
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-30 04:35:21 +00:00
Chris Lattner
50d0b7ec3f Split AllOpts.h into lots of little .h files.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-30 04:34:07 +00:00
Chris Lattner
2b05880476 Export ConstantFoldTerminator, allow it to fold conditional branches to
the same label.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-29 23:56:58 +00:00
Chris Lattner
cb056de508 Added documentation. Constant fold terminators.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-29 23:56:23 +00:00
Chris Lattner
7b8ec2d752 Add a check to avoid allowing V->replaceAllUsesWith(V)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-29 05:25:51 +00:00
Chris Lattner
b47af25099 Add implementation of BasicBlock::removePredecessor code that was factored
out of DCE.cpp


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-29 05:25:23 +00:00
Chris Lattner
25d17a5001 * Factored RemovePredecessorFromBlock into BasicBlock::removePredecessor
* Avoid messing around with this case:
  br label %A
%A:  br label %A
* Enable optimizations that are correct now.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-29 05:24:28 +00:00
Chris Lattner
bca26a4c6b We need to make sure to remove PHI nodes in the successor that cannot be
executed when removing branch dest.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-29 05:23:10 +00:00
Chris Lattner
1be1d79a1d Added a note about a new verification the verifier should do
Removed a redundant check


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-29 05:22:12 +00:00
Chris Lattner
7fc9fe3439 Miscellaneous cleanups:
* 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


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-27 23:41:11 +00:00
Chris Lattner
138a124f09 Add a new Sparse Conditional Constant Propogation pass
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-27 23:38:11 +00:00
Chris Lattner
8a36b31e1a Change to use the new GenericBinaryInst class. Support lots more operators.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-27 23:36:49 +00:00
Chris Lattner
3b34c59dcb Misc cleanup
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-27 23:36:09 +00:00
Chris Lattner
531450d8a6 * Expose DoConstantPoolMerging
* Cleanups (post->pre increment, new cleaner API, etc)
* Moved stuff into ConstantHandling.h


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-27 23:35:26 +00:00
Chris Lattner
079df31921 Convert ugly postincrement to efficient preincrement
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-27 23:34:01 +00:00
Chris Lattner
6bb09d96a0 Add instructions to fold unary and binary instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@87 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-27 23:31:34 +00:00
Chris Lattner
17262f7784 Convert postincrements to more efficient preincrements
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-27 23:28:02 +00:00
Chris Lattner
20554f11d0 Moved UnaryOperator::create to InstrTypes.cpp until there is an iUnaryOps.cpp
Moved BinaryOperator::create to iBinaryOperators.cpp
Add getUniqueName to SymbolTable


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-25 07:33:13 +00:00
Chris Lattner
d473a0acc4 Implement induction variable injection!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-25 07:32:19 +00:00
Chris Lattner
bebd60dc9d Renamed get.*Operator to create seeing that it would have to be qualified
with the classname anyways.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-25 07:31:31 +00:00
Chris Lattner
3bcd6394ec * Rename get.*Operator to create seeing that it would have to be qualified
with the classname anyways.
* Add an isPHINode() method to Instruction
* Add getUniqueName() to SymbolTable class
* Add an insert method to ValueHolder


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-25 07:31:05 +00:00
Chris Lattner
53b1c0161d A silly stupid test of the loop depth calculator was added. REMOVE in the
future.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-25 03:55:37 +00:00
Chris Lattner
23e36625a2 IntervalPartition: recode to use IntervalIterator to do all the work
LoopDepth.cpp: new file that calculates the depth of a loop, using
IntervalPartitions.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-25 03:55:04 +00:00
Chris Lattner
2d676c961e New file due to the Intervals.h splitup
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-24 04:07:44 +00:00
Chris Lattner
c9f39b26c0 #include a different header due to Intervals.h splitting up
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-24 04:05:45 +00:00
Chris Lattner
107109c2cd IntervalPartition & IntervalIterator classes have been split out into
their own .h files & .cpp file


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-24 04:05:21 +00:00
Chris Lattner
a0eb461263 Prepare for split between Interval, IntervalIterator, and IntervalIPartition
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-24 03:25:01 +00:00
Chris Lattner
364b147a0f Implement a lot more functionality. Now loop invariant and linear
induction variables are correctly identified.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-22 02:24:38 +00:00
Chris Lattner
a4ef933a04 Interval::HeaderNode is now accessed thorugh an accessor function
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-22 02:23:39 +00:00
Chris Lattner
28d480b316 Add a space to the PHI node output code to make it look nicer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-21 05:29:56 +00:00
Chris Lattner
da956802bd Moved printing code to the Assembly/Writer library.
Code now detects looping intervals


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-21 05:27:22 +00:00
Chris Lattner
1c54f1da79 Implement the new Interval::isLoop method
Implement destructor to free memory


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-21 05:26:15 +00:00
Chris Lattner
5ef7afb011 Get rid of a silly printout that isn't needed right now
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-20 23:09:39 +00:00
Chris Lattner
568320595c Add capability to print a derived interval graph
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-20 22:44:38 +00:00
Chris Lattner
ed465bc265 Add capability to build a derived interval graph
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-20 22:44:32 +00:00
Chris Lattner
2275c1d55d Initial Checking of Interval handling code
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@39 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-20 20:09:55 +00:00
Chris Lattner
d213f0f3a1 Add a test case for interval code
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-20 19:27:11 +00:00
Chris Lattner
d36c91c9c6 Updates to work with new cfg namespace
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-13 19:55:22 +00:00
Chris Lattner
ee976f3371 Updates to support
* Changes in PHI node structure


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-11 15:04:40 +00:00
Chris Lattner
c24d2088dc Updates to support
* Changes in PHI node structure
* Change to PHI syntax


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-11 15:04:20 +00:00
Chris Lattner
477c2ec3e0 Moved getBinaryOperator to the BinaryOperator class and the getUnaryOperator
to the UnaryOperator class (from the Instruction class).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-08 21:30:13 +00:00
Chris Lattner
dac6dda315 Updated to work with new CFG.h file.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-07 21:18:45 +00:00
Chris Lattner
b0b0aa3849 Add extra method to PHI node class
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-07 16:59:37 +00:00
Chris Lattner
f155e13092 Significant rework. DCE is still not done (see #ifdef'd out parts)
but at least the stuff that is checked in, now works.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-07 16:59:26 +00:00
Chris Lattner
b9a4578df5 Fixed to print slightly differently. Added use counts for labels
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-07 16:58:55 +00:00
Chris Lattner
bbcfc51f3b Fixes for BB iterators, additional methods added for DCE pass
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-07 16:58:36 +00:00
Chris Lattner
009505452b Initial revision
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2 91177308-0d34-0410-b5e6-96231b3b80d8
2001-06-06 20:29:01 +00:00