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1497 Commits

Author SHA1 Message Date
Anton Korobeynikov fb80151c42 Removed tabs everywhere except autogenerated & external files. Add make 
target for tabs checking.

llvm-svn: 36146
 2007-04-16 18:10:23 +00:00
Reid Spencer a3cfb8a683 Revert last patch. It was already fixed. 
llvm-svn: 36102
 2007-04-16 02:24:41 +00:00
Reid Spencer 8be22e4e04 For PR1336: 
Fix a div-by-zero bug noticed by APInt. This fixes:
test/Transforms/IndVarsSimplify/exit_value_tests.llx

llvm-svn: 36099
 2007-04-16 01:48:37 +00:00
Owen Anderson f064c92298 Tabs -> Spaces 
llvm-svn: 36094
 2007-04-15 23:14:18 +00:00
Chris Lattner cad61e81c1 Fix a nasty bug introduced when apint'ified. This fixes 
Transforms/IndVarsSimplify/exit_value_tests.llx

llvm-svn: 36081
 2007-04-15 19:52:49 +00:00
Owen Anderson f35a1dbc7a Remove ImmediateDominator analysis. The same information can be obtained from DomTree. A lot of code for 
constructing ImmediateDominator is now folded into DomTree construction.

This is part of the ongoing work for PR217.

llvm-svn: 36063
 2007-04-15 08:47:27 +00:00
Chris Lattner e71f1447f7 CSE simple binary expressions when they are inserted. This makes LSR produce 
less huge code that needs to be cleaned up by sdisel.

llvm-svn: 35959
 2007-04-13 05:04:18 +00:00
Zhou Sheng 2852d99a48 Eliminate unnecessary APInt construction. 
llvm-svn: 35740
 2007-04-07 17:48:27 +00:00
Zhou Sheng c0297896aa Make APInt variables do the computation stuffs instead of 
ConstantExpr::getXX if possible.

llvm-svn: 35738
 2007-04-07 17:40:57 +00:00
Zhou Sheng 1459c73481 Eliminate unnecessary zext/trunc stuffs. 
llvm-svn: 35737
 2007-04-07 17:12:38 +00:00
Owen Anderson 8763ba1b88 Completely purge DomSet. This is the (hopefully) final patch for PR1171. 
llvm-svn: 35731
 2007-04-07 07:17:27 +00:00
Owen Anderson 1a290bbddf Expunge DomSet from LoadValueNumbering. This is part of the continuing 
work on PR1171.

llvm-svn: 35723
 2007-04-07 04:43:07 +00:00
Chris Lattner a3e0bb4ebb Treat xor of signbit like an add. 
llvm-svn: 35586
 2007-04-02 05:41:38 +00:00
Reid Spencer add6123405 The bit counting intrinsics return i32 not the operand type. This fixes 
last night's regression in SingleSource/UnitTests/2005-05-11-Popcount-ffs-fls

llvm-svn: 35556
 2007-04-01 18:42:20 +00:00
Reid Spencer 6bba6c8143 For PR1297: 
Support overloaded intrinsics bswap, ctpop, cttz, ctlz.

llvm-svn: 35547
 2007-04-01 07:35:23 +00:00
Dan Gohman dcb291faa4 Change uses of Function::front to Function::getEntryBlock for readability. 
llvm-svn: 35265
 2007-03-22 16:38:57 +00:00
Devang Patel 2ac57e1f02 Now IndVarSimplify is a LoopPass. 
llvm-svn: 35003
 2007-03-07 06:39:01 +00:00
Devang Patel 901a27d892 Now LoopUnswitch is a LoopPass. 
llvm-svn: 34992
 2007-03-07 00:26:10 +00:00
Devang Patel db0db9740b Insert loop into LQ before visiting children. 
llvm-svn: 34982
 2007-03-06 19:50:49 +00:00
Devang Patel 4a8725cf2f Use schedulePass() instead of assignPassManager() to add new LPPassManager. 
This ensures that require analysis info is available.

llvm-svn: 34980
 2007-03-06 19:11:25 +00:00
Devang Patel ef7ac13406 Add LPPassManager::insertLoop(). 
llvm-svn: 34979
 2007-03-06 19:00:02 +00:00
Devang Patel fca3aa3645 LPPassManager::deleteLoopFromQueue() add meat. Cut-n-paste code from 
LoopUnswitch pass.

llvm-svn: 34977
 2007-03-06 18:38:33 +00:00
Devang Patel 1699384509 LPPassManager. Implement preparePassManager() hook. 
llvm-svn: 34975
 2007-03-06 17:59:37 +00:00
Devang Patel 84ffc223f1 LPPassManager : Add initialization and finalizatino hooks. 
llvm-svn: 34968
 2007-03-06 16:59:03 +00:00
Devang Patel a8c81c5261 Use std::deque to manage loop queue inside LPPassManager. 
llvm-svn: 34943
 2007-03-06 02:30:46 +00:00
Devang Patel 003a559633 Avoid constructing std::strings unless pass debugging is ON. 
llvm-svn: 34933
 2007-03-05 20:01:30 +00:00
Jeff Cohen b622c11f77 Unbreak VC++ build. 
llvm-svn: 34917
 2007-03-05 00:00:42 +00:00
Chris Lattner 16cf9a7686 Speed up Loop::isLCSSAForm by using a hash table instead of a sorted vector. 
llvm-svn: 34900
 2007-03-04 04:06:39 +00:00
Reid Spencer 69904f939a Guard further against APInt operations with operands of unequal bit width. 
llvm-svn: 34897
 2007-03-04 01:25:35 +00:00
Reid Spencer e1336b4086 Fix an unequal bitwidth issue. 
llvm-svn: 34831
 2007-03-02 02:59:25 +00:00
Reid Spencer 2e54a15943 Prefer non-virtual calls to ConstantInt::isZero over virtual calls to 
Constant::isNullValue() in situations where it is possible.

llvm-svn: 34821
 2007-03-02 00:28:52 +00:00
Reid Spencer caace8cffd Make it possible to create an SCEVUnknown from an APInt as well as an int. 
llvm-svn: 34816
 2007-03-01 22:28:51 +00:00
Reid Spencer b973047147 Avoid a potential assert out if the loop increment is > 64 bits. 
llvm-svn: 34798
 2007-03-01 19:45:00 +00:00
Reid Spencer fad3f247e4 Construct ConstantInt with simpler constructor. 
llvm-svn: 34795
 2007-03-01 19:32:33 +00:00
Reid Spencer 6ba8edc789 Fix last night's 445.gobmk breakage which was caused by comparison of 
APInt's of unequal bitwidth.

llvm-svn: 34790
 2007-03-01 17:17:21 +00:00
Reid Spencer 6a44033465 Remove the "isSigned" parameters from ConstantRange. It turns out they 
are not needed as the results are the same with or without it.

Patch by Nicholas Lewycky.

llvm-svn: 34782
 2007-03-01 07:54:15 +00:00
Reid Spencer 983e3b37de APIntify various computations in ScalarEvolution 
llvm-svn: 34780
 2007-03-01 07:25:48 +00:00
Reid Spencer b0170c4259 For PR1205: 
Make GetConstantFactor compute its result using an APInt.

llvm-svn: 34765
 2007-02-28 23:31:17 +00:00
Reid Spencer d373b9dc59 For PR1205: 
Adjust to changes in ConstantRange interface.

llvm-svn: 34762
 2007-02-28 22:03:51 +00:00
Reid Spencer 9b3d6ec983 Move ConstantRange class to lib/Support from lib/Analysis and make its 
interface not depend on Type or ICmpInst.

llvm-svn: 34761
 2007-02-28 22:02:48 +00:00
Reid Spencer 3a7e9d8e75 For PR1205: 
Remove ConstantInt from ConstantRange interface and adjust its users to
compensate.

llvm-svn: 34758
 2007-02-28 19:57:34 +00:00
Reid Spencer 56f784d12d For PR1205: 
First round of ConstantRange changes. This makes all CR constructors use
only APInt and not use ConstantInt. Clients are adjusted accordingly.

llvm-svn: 34756
 2007-02-28 18:57:32 +00:00
Reid Spencer e1f3f1919c For PR1205: 
Convert ConstantRange class to use APInt internally as its value type for
the constant range, instead of ConstantInt.

llvm-svn: 34745
 2007-02-28 17:36:23 +00:00
Devang Patel 28349abeab Make getPassManagerType() const. 
llvm-svn: 34669
 2007-02-27 15:00:39 +00:00
Devang Patel b1fcb9ae15 Fix thinko. 
llvm-svn: 34528
 2007-02-23 18:05:55 +00:00
Devang Patel d3ccdfd04d Loop passes are set up to accept pointer. 
llvm-svn: 34527
 2007-02-23 17:53:17 +00:00
Devang Patel 55c3827281 Teach LoopPass to assign itself one Loop Pass Manager. 
llvm-svn: 34510
 2007-02-23 00:36:57 +00:00
Devang Patel 715add3462 Add facility that allows LoopPass to re-insert a loop into 
Loop Pass Manager's queue.

llvm-svn: 34509
 2007-02-23 00:16:44 +00:00
Devang Patel 4e335c6c71 Add LPPassManager interface that LoopPass can use to skip 
rest of the passes in the queue for a loop.

llvm-svn: 34508
 2007-02-23 00:10:16 +00:00
Devang Patel 51705713c9 Populate and walk loop queue. 
llvm-svn: 34505
 2007-02-22 23:45:15 +00:00