Chris Lattner
f119a2b1df
Yes, we REALLY DO want to run the reassociate pass.
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llvm-svn: 2809
2002-06-30 16:19:14 +00:00
Anand Shukla
fef3241cc6
Changes for 64bit gcc
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llvm-svn: 2799
2002-06-25 21:57:48 +00:00
Chris Lattner
5aa3a0779e
Simplify the code that adds passes so compilation can stop after any step
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llvm-svn: 2775
2002-06-25 15:57:43 +00:00
Chris Lattner
f08d7436ca
No need to run dce with adce right behind!
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llvm-svn: 2738
2002-05-23 19:27:50 +00:00
Chris Lattner
702eacab25
Add the ADCE pass to gccas finally!
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llvm-svn: 2719
2002-05-22 21:30:24 +00:00
Chris Lattner
8c1d9485cd
Simplify CFG after code generation is done
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llvm-svn: 2698
2002-05-21 20:05:08 +00:00
Chris Lattner
c914944a61
Run another local value numbering phase after redundancy elimination
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llvm-svn: 2625
2002-05-14 16:23:14 +00:00
Chris Lattner
47d923c2e0
Add LICM pass to compiler
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llvm-svn: 2613
2002-05-10 22:44:31 +00:00
Chris Lattner
356ef11e5a
Run expression reassociation as part of gccas
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llvm-svn: 2556
2002-05-08 22:18:20 +00:00
Chris Lattner
89a20ef164
Merge all include/llvm/Transforms/Scalar/* into a single Scalar.h
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llvm-svn: 2538
2002-05-07 20:03:27 +00:00
Chris Lattner
cfa675c142
GCSE is faster than SCCP, and it makes SCCP's job easier, so run it first.
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llvm-svn: 2503
2002-05-06 18:54:12 +00:00
Chris Lattner
dcb7ff00b1
Instruction Combination can create a ton of trivially dead instructions. Remove
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them with an DIE pass before more expensive optimizations are run.
llvm-svn: 2491
2002-05-06 16:52:15 +00:00
Chris Lattner
878bbb2f1c
Run DCE AFTER SCCP and GCSE!
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llvm-svn: 2476
2002-05-06 03:04:17 +00:00
Chris Lattner
0fb0022f68
Move constant merging pass earlier
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Include the SCCP pass in gccas
llvm-svn: 2410
2002-04-29 20:11:38 +00:00
Chris Lattner
d5a847057b
Eliminate duplicate or unneccesary #include's
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llvm-svn: 2397
2002-04-29 17:42:12 +00:00
Chris Lattner
10aa1b64bb
Run GCSE as part of gccas.
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llvm-svn: 2340
2002-04-28 01:00:15 +00:00
Chris Lattner
c065ad850c
Make sure that there is no case where a signal can occur leaving a partially
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written output file. This is important because crashing testcases often write
part of a file out, and the testing harness decides the file is up-to-date next
time the test is run.
llvm-svn: 2303
2002-04-18 19:55:25 +00:00
Chris Lattner
c4414d4a10
The cleangcc pass is brokeninto two pieces, execute both of them.
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llvm-svn: 2225
2002-04-10 20:33:32 +00:00
Chris Lattner
8c61bc0859
Move the PromoteMemoryToRegister pass to be run _after_ the raise pointer
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references pass, so it is given the chance to do some good!
llvm-svn: 2089
2002-04-01 19:45:11 +00:00
Cameron Buschardt
9dcd905f71
Rename constructor function for mem2reg pass.
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llvm-svn: 2008
2002-03-27 23:29:23 +00:00
Chris Lattner
30c37c24e8
Add a debugging option to gccas to cause it to not do level raise or anything
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after it.
llvm-svn: 1934
2002-03-21 21:21:50 +00:00
Chris Lattner
8fdf51f9c0
Change to use new pass accessor functions
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llvm-svn: 1817
2002-02-26 21:47:29 +00:00
Chris Lattner
ad50ec2f37
PassManager is now in it's own header file
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llvm-svn: 1608
2002-01-31 00:46:22 +00:00
Chris Lattner
044b5d90d8
Only run DeadInst elimination early, because it is quick and painless and
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pipelines well
llvm-svn: 1549
2002-01-22 21:06:44 +00:00
Chris Lattner
3bb02e4797
Misc cleanups. Allocate ofstream statically, and use a pass to write out the bytecode
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llvm-svn: 1529
2002-01-22 03:30:46 +00:00
Chris Lattner
3787ee6be6
Rename LowerAllocations.h to ChangeAllocations.h since it now contains the
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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
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the ChangeAllocations.h header file.
llvm-svn: 1522
2002-01-22 00:13:51 +00:00
Chris Lattner
ee965abc36
Move stuff out of the Optimizations directories into the appropriate Transforms
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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
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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
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llvm-svn: 1503
2002-01-20 22:54:45 +00:00
Chris Lattner
05377bbe3f
Add more passes to run after raising
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llvm-svn: 1476
2001-12-14 16:48:30 +00:00
Chris Lattner
a57615faaa
Run DCE before cleanupGCCoutput which will cause some dead types (like FILE) to be removed
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llvm-svn: 1429
2001-12-07 04:25:36 +00:00
Chris Lattner
0f5a8d4749
Simplify induction variables before 'raising' the representation
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llvm-svn: 1418
2001-12-05 06:34:58 +00:00
Chris Lattner
5de2204fe8
Create a new #include "Support/..." directory structure to move things
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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
5af7da01b0
-raise includes constprop and dce
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llvm-svn: 1397
2001-11-26 19:37:43 +00:00
Chris Lattner
638969c6de
Run constprop before -raise
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llvm-svn: 1354
2001-11-26 18:16:07 +00:00
Chris Lattner
e326957333
Move the Raise xform from opt to transforms
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llvm-svn: 1072
2001-11-01 02:41:09 +00:00
Chris Lattner
9fb50fe167
crunch the output of GCC a bit to make it nicer
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llvm-svn: 1068
2001-10-31 06:36:48 +00:00
Chris Lattner
ae6de303fc
Fix dumb copy and paste typos
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llvm-svn: 1063
2001-10-31 04:33:33 +00:00
Chris Lattner
1a30617664
Initial checkin of GCCAS
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llvm-svn: 1058
2001-10-31 04:28:11 +00:00