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3769 Commits

Author SHA1 Message Date
Chris Lattner d771fdfd75 Loop invariant code motion now depends on the LoopPreheader pass. Dead code 
has not yet been removed.

llvm-svn: 3945
 2002-09-26 16:19:31 +00:00
Chris Lattner bedbd6bc16 - Cleanup break-crit-edges pass by making SplitCriticalEdge a member method. 
- break-crit-edges pass does not invalidate loop-preheader pass.

llvm-svn: 3944
 2002-09-26 16:18:51 +00:00
Chris Lattner 9b4c1aa389 Checkin new loop-preheader insertion pass. 
llvm-svn: 3943
 2002-09-26 16:17:33 +00:00
Chris Lattner 61992f66d8 Checkin new loop-preheader insertion pass. 
llvm-svn: 3942
 2002-09-26 16:17:31 +00:00
Chris Lattner 3524f58309 Fix printing of loop information 
llvm-svn: 3941
 2002-09-26 16:15:54 +00:00
Chris Lattner 0fcb61f2b7 - Fix bug in LoopInfo causing ParentLoop to be garbage 
llvm-svn: 3940
 2002-09-26 16:15:19 +00:00
Chris Lattner 98ae0f1897 - Add methods to ImmediateDominators & DominatorTree to allow updates 
- Make DominatorTree::Node not inherit from std::vector

llvm-svn: 3939
 2002-09-26 16:14:41 +00:00
Chris Lattner 6561db0c12 - Add methods to ImmediateDominators & DominatorTree to allow updates 
- Make DominatorTree::Node not inherit from std::vector

llvm-svn: 3938
 2002-09-26 16:14:37 +00:00
Chris Lattner 9ff37c5265 Add a new "DominatorSet::addDominator" method to allow updates 
llvm-svn: 3937
 2002-09-26 05:42:47 +00:00
Chris Lattner 08373d1c9c - Add new methods to LoopInfo: getLoopPreheader, addBasicBlockToLoop. 
These allow extra information to be easily gathered, and loopinfo to be
    updated.

llvm-svn: 3936
 2002-09-26 05:32:50 +00:00
Chris Lattner 0a96a521eb - Add new methods to LoopInfo: getLoopPreheader, addBasicBlockToLoop. 
These allow extra information to be easily gathered, and loopinfo to be
    updated.

llvm-svn: 3935
 2002-09-26 05:32:43 +00:00
Chris Lattner 4dfede8070 - Add new ctor to BasicBlock to allow insertion before any BB, not just at 
the end of the function.

llvm-svn: 3934
 2002-09-26 05:03:22 +00:00
Chris Lattner 506389a37f - Add new ctor to BasicBlock to allow insertion before any BB, not just at 
the end of the function.

llvm-svn: 3933
 2002-09-26 05:03:17 +00:00
Chris Lattner 870a4a5bb4 Converted SimpleStructMutation to take TargetData as a required pass. 
llvm-svn: 3932
 2002-09-26 00:17:21 +00:00
Chris Lattner 7b5746bfcf Converted SimpleStructMutation to take TargetData as a required pass. 
llvm-svn: 3931
 2002-09-26 00:17:18 +00:00
Chris Lattner 79efacbb19 Change LowerAllocations pass to 'require' TargetData instead of it being 
passed in.

llvm-svn: 3930
 2002-09-25 23:47:49 +00:00
Chris Lattner 3cab9f0396 Change LowerAllocations pass to 'require' TargetData instead of it being 
passed in.

llvm-svn: 3929
 2002-09-25 23:47:47 +00:00
Chris Lattner fec6850f90 Convert TargetData to be an ImmutablePass 
llvm-svn: 3928
 2002-09-25 23:46:56 +00:00
Chris Lattner 09cfdcb1a3 Convert TargetData to be an ImmutablePass 
llvm-svn: 3927
 2002-09-25 23:46:55 +00:00
Chris Lattner 9720dda185 Add documentation for ImmutablePass's 
llvm-svn: 3926
 2002-09-25 22:31:38 +00:00
Chris Lattner 635d8919a7 ImmutablePass's don't need a runOnFunction, nor do they need to explicitly say 
that they preserve all xforms

llvm-svn: 3925
 2002-09-25 22:27:54 +00:00
Chris Lattner ceae380b2c Convert BasicVN to be an ImmutablePass 
llvm-svn: 3924
 2002-09-25 22:27:25 +00:00
Chris Lattner 480b37d479 * Fix ugly bug in previous checkin where I reused the name 'i' one too many times 
* Print out immutable passes in the -debug-pass=Structure report.

llvm-svn: 3923
 2002-09-25 22:26:52 +00:00
Chris Lattner 81f4eaab04 Convert BasicAA to be an immutable pass instead of a FunctionPass 
llvm-svn: 3922
 2002-09-25 22:00:18 +00:00
Chris Lattner ee0788d42d Add support for ImmutablePasses, which are not run, and cannot be 
invalidated.

llvm-svn: 3921
 2002-09-25 21:59:11 +00:00
Nick Hildenbrandt 88e87783b8 Strings now handled correctly. 
llvm-svn: 3920
 2002-09-25 20:29:26 +00:00
Chris Lattner 7a6ce5a28c Checkin stub for Misha to implement 
llvm-svn: 3919
 2002-09-25 19:10:06 +00:00
Chris Lattner 8d081dd436 Make sure to print message when linking a debug .o file 
llvm-svn: 3918
 2002-09-25 17:15:22 +00:00
Chris Lattner b408154f5f - Fix bug: Mem2Reg/2002-05-01-ShouldNotPromoteThisAlloca.ll 
llvm-svn: 3917
 2002-09-24 21:19:41 +00:00
Chris Lattner 4357e54760 Eliminate extraneous #include 
llvm-svn: 3916
 2002-09-24 21:18:40 +00:00
Chris Lattner 588378fb38 A lot of this stuff has been done. Remove the done items 
llvm-svn: 3915
 2002-09-24 16:15:36 +00:00
Chris Lattner 4e6e0eda00 New feature test for something we have done for a long time 
llvm-svn: 3914
 2002-09-24 16:13:20 +00:00
Chris Lattner d6dcd8ec32 Fix bug: SimplifyCFG/2002-09-24-PHIAssertion.ll 
llvm-svn: 3913
 2002-09-24 16:09:17 +00:00
Chris Lattner 710e9a5c65 New testcase that causes SimplifyCFG to assert out. 
llvm-svn: 3912
 2002-09-24 16:02:44 +00:00
Chris Lattner c05ad96803 - Do not expose Critical Edge breaking mechanics outside the BCE pass, thus 
removing it from Transforms/Local.h and from Transforms/Utils/*

llvm-svn: 3911
 2002-09-24 15:52:01 +00:00
Chris Lattner 75f80bd0b6 - Do not expose Critical Edge breaking mechanics outside the BCE pass, thus 
removing it from Transforms/Local.h and from Transforms/Utils/*

llvm-svn: 3910
 2002-09-24 15:51:56 +00:00
Chris Lattner 068c681a84 - Do not expose Critical Edge breaking mechanics outside the BCE pass, thus 
removing it from Transforms/Local.h and from Transforms/Utils/*

llvm-svn: 3909
 2002-09-24 15:51:54 +00:00
Chris Lattner b4e7e22be3 Correlated Exprs pass now requires BCE pass instead of doing it manually 
llvm-svn: 3908
 2002-09-24 15:43:56 +00:00
Chris Lattner 4bec665b09 - Expose passinfo from BreakCriticalEdges pass so that it may be "Required" 
by other passes.  Make BCE pass be in anonymous namespace now.

llvm-svn: 3907
 2002-09-24 15:43:12 +00:00
Chris Lattner 13fea86b05 Expose passinfo from BreakCriticalEdges pass so that it may be "Required" by 
other passes

llvm-svn: 3906
 2002-09-24 15:42:27 +00:00
Chris Lattner 47c2e3e952 Make sure to close the file before deleting it 
llvm-svn: 3905
 2002-09-24 00:09:48 +00:00
Chris Lattner 5325c5f340 Minor cleanups 
llvm-svn: 3904
 2002-09-24 00:09:26 +00:00
Chris Lattner b03832d5d0 Add new BreakCriticalEdges pass 
llvm-svn: 3903
 2002-09-24 00:08:39 +00:00
Chris Lattner 9f48a00e43 Add new BreakCriticalEdges pass 
llvm-svn: 3902
 2002-09-24 00:08:37 +00:00
Chris Lattner 34d39668f9 There are no implicit gep forms of load and store anymore 
llvm-svn: 3901
 2002-09-24 00:08:01 +00:00
Chris Lattner c952e4558b Make users of FindUsedTypes not have problems with linkage. This fixes 
Cwriter.

llvm-svn: 3900
 2002-09-24 00:07:21 +00:00
Chris Lattner fc75a8552d Make users of FindUsedTypes not have problems with linkage. This fixes 
cwriter.

llvm-svn: 3899
 2002-09-24 00:07:17 +00:00
Chris Lattner d4c8f4e826 Convert to using long indexes instead of uint 
llvm-svn: 3898
 2002-09-23 23:41:53 +00:00
Chris Lattner 555518c70f Optimize away cases like: 
%cast109 = cast uint %cast212 to short          ; <short> [#uses=1]
        %cast214 = cast short %cast109 to uint          ; <uint> [#uses=1]
        %cast215 = cast uint %cast214 to short          ; <short> [#uses=1]

llvm-svn: 3897
 2002-09-23 23:39:43 +00:00
Chris Lattner ef453e2800 Add some more testcases for things to get optimized away 
llvm-svn: 3896
 2002-09-23 23:39:17 +00:00