Chris Lattner
49c8f64747
Rename DoSparseConditionalConstantProp -> DoSCCP
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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
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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
2b05880476
Export ConstantFoldTerminator, allow it to fold conditional branches to
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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.
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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
25d17a5001
* 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.
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
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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
7fc9fe3439
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
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
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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
3b34c59dcb
Misc cleanup
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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
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* 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
d473a0acc4
Implement induction variable injection!
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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
53b1c0161d
A silly stupid test of the loop depth calculator was added. REMOVE in the
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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
c9f39b26c0
#include a different header due to Intervals.h splitting up
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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
364b147a0f
Implement a lot more functionality. Now loop invariant and linear
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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
da956802bd
Moved printing code to the Assembly/Writer library.
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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
5ef7afb011
Get rid of a silly printout that isn't needed right now
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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
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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
d213f0f3a1
Add a test case for interval code
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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
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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
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* 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
dac6dda315
Updated to work with new CFG.h file.
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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
f155e13092
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.
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
009505452b
Initial revision
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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