Chris Lattner
72f1e9929a
Use the CDG to mark branches alive on demand.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-08 18:38:36 +00:00
Chris Lattner
3590830cef
Fixed post dominator frontiers! Yaay!
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-08 05:54:09 +00:00
Chris Lattner
0908309e3c
Neg instruction removed. Cast instruction implemented.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-08 04:57:15 +00:00
Chris Lattner
6bcc03143b
Removing unnecesary file
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-07 20:54:19 +00:00
Chris Lattner
9f3d27654a
Convert BinaryOperand and UnaryOperator to only take instruction types of
...
the appropriate enum
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-07 20:17:23 +00:00
Chris Lattner
a41f50dea8
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
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-07 19:24:15 +00:00
Chris Lattner
c8b25d40cb
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!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-07 08:36:50 +00:00
Chris Lattner
f0d0e9c262
Changed memory reference instructions to store the result as the implicit
...
type of the instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-07 08:36:30 +00:00
Chris Lattner
3fa0bc4408
Fixed some error messages to be nicer
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-07 08:36:05 +00:00
Chris Lattner
63a0b2a9b4
Add method to unify all exit nodes of a method
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-06 16:58:36 +00:00
Chris Lattner
94108ab8a3
Implement support for postdominators, except in dom frontiers
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-06 16:58:22 +00:00
Chris Lattner
d818312d09
Update to include right file
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-06 16:32:07 +00:00
Chris Lattner
e6850235f5
IntervalPartition was changed to inherit from vector<Interval*> instead of
...
contain it so that it would have full iterator access without much work.
Writer includes code to print out IntervalPartition's now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-03 15:28:35 +00:00
Chris Lattner
3d98049e38
Code got moved from the lib/Assembly/Writer/IntervalWriter.cpp file to
...
here. Updates to correct description n stuff.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-03 05:36:34 +00:00
Chris Lattner
347bfdad7f
Add printing code for dominator info
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125 91177308-0d34-0410-b5e6-96231b3b80d8
2001-07-02 05:46:47 +00:00
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