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Author SHA1 Message Date
Chris Lattner
4e2288b9de simplify this code and fix PR1493, now that llvm-gcc3 is dead. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37478 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 20:51:41 +00:00
Chris Lattner
037a704f4f if internalize is disabled, don't run the pass at all! 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37477 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 20:51:14 +00:00
Tanya Lattner
77c2b692e2 Revert changes for noinline. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37476 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 20:46:40 +00:00
Devang Patel
7d832fe6c1 Add new dominator tree node into dominator tree node map. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37475 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 20:08:11 +00:00
Chris Lattner
a18a424f98 update to match latest changes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37474 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 18:28:13 +00:00
Lauro Ramos Venancio
a1cca17d77 Add a test for PR1499. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37473 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 17:10:02 +00:00
Lauro Ramos Venancio
d0499af703 Fix PR1499. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37472 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 17:08:48 +00:00
Owen Anderson
96dd9a8b1b Quick patch to fix the build, based on what it appears Evan meant to write. 
Evan, please check that this is in fact correct.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37471 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 16:22:00 +00:00
Duncan Sands
b32edb4b22 Fold the exception actions table harder: if two typeid lists start the 
same, only output one copy of the common part.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37470 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 15:37:31 +00:00
Nick Lewycky
51e844b601 Optimize this test. Firstly, only Instructions may use other Instructions. 
Secondly, checking whether removal succeeded tells you whether it was in
the map to begin with.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37469 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 11:26:20 +00:00
Evan Cheng
2c614c5c69 Mark these instructions clobbersPred. They modify the condition code register. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37468 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 10:17:05 +00:00
Evan Cheng
7a655479ae Lots of bug fixes. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37467 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 10:16:17 +00:00
Evan Cheng
c1d7384cb0 Added clobbersPred. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37466 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 10:15:28 +00:00
Evan Cheng
b5c1c9c8e3 Add clobbersPred - instruction that clobbers condition code / register which are used to predicate instructions. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37465 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 10:14:55 +00:00
Evan Cheng
f94ab6a662 Add a machine instruction flag indicating the instruction can clobber condition code / register(s) used to predicate instructions. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37464 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 10:13:55 +00:00
Duncan Sands
9fac0b5ff2 Additional fix for PR1422: make sure the landing pad label is placed in the 
correct machine basic block - do not rely on the eh.exception intrinsic
being in the landing pad: the loop optimizers can move it out.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37463 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 10:05:18 +00:00
Duncan Sands
0bad514df1 "Simplified" testcase for PR1422. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37462 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 09:59:53 +00:00
Bruno Cardoso Lopes
972f5896e4 Initial Mips support, here we go! =) 
- Modifications from the last patch included
  (issues pointed by Evan Cheng are now fixed).
- Added more MipsI instructions.
- Added more patterns to match branch instructions.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37461 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 07:42:06 +00:00
Tanya Lattner
49fdfdb1e5 Ignore llvm.noinline 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37460 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 05:53:50 +00:00
Nick Lewycky
9d0332f7b4 Fix PR1487 and Transforms/IndVar/2007-06-06-DeleteDanglesPtr.ll 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37459 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 04:12:20 +00:00
Nick Lewycky
fbbccf61f4 new testcase for PR1487 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37458 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 04:11:21 +00:00
Nick Lewycky
5adcefb04d Inform ScalarEvolutions that we're deleting Values. 
This is the obviously correct part of the fix for PR1487.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37457 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 03:51:56 +00:00
Evan Cheng
3d6f60ec19 If a unconditional branch is added to branch to the false path during ifcvt, the predicated block cannot be iteratively ifcvted. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37456 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 02:08:52 +00:00
Owen Anderson
12112af5e8 Add simple full redundancy elimination. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37455 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 01:27:49 +00:00
Chris Lattner
b47f6124f4 Fix PR1495 and CodeGen/X86/2007-06-05-LSR-Dominator.ll 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37454 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 01:23:55 +00:00
Chris Lattner
76ea084489 add accessor 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37453 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 01:22:09 +00:00
Chris Lattner
de09d17231 new testcase for PR1495 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37452 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 01:21:46 +00:00
Evan Cheng
cb78d67a1a Minor statistics counting bug. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37451 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 01:12:44 +00:00
Devang Patel
4cd950f61b Break friendship. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37450 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 00:59:48 +00:00
Evan Cheng
e705213b67 Fix a couple of typos and be smarter about order of blocks when ifcvt a diamond. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37449 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 00:57:55 +00:00
Devang Patel
980c4e0466 Rename. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37448 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 00:49:02 +00:00
Devang Patel
f082a9ae6b Simplify class hierarchy. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37447 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 00:46:36 +00:00
Devang Patel
743f7e8839 Avoid non-trivial loop unswitching while optimizing for size. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37446 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 00:21:03 +00:00
Chris Lattner
1405d008d8 Fix a user-reported error building with GCC 3.4.4 on Cygwin. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37445 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 23:49:06 +00:00
Evan Cheng
993fc9594e Fix diamond shape ifcvt bugs. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37444 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 23:46:14 +00:00
Owen Anderson
1d4eb6ab0d Fix a misunderstanding of the algorithm. Really, we should be tracking values 
and expression separately.  We can get around this, however, by only keeping
opaque values in TMP_GEN.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37443 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 23:46:12 +00:00
Owen Anderson
8f862c80bc Don't leak memory. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37442 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 22:11:49 +00:00
Evan Cheng
a1a9f408da ReplaceUsesOfBlockWith() can modify the predecessors list. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37441 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 22:03:53 +00:00
Evan Cheng
e004317c66 Do not ifcvt if either true / false path is a backedge. Not profitable in almost all cases. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37440 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 20:38:42 +00:00
Devang Patel
a301a16841 Fix PR 1497 
Use separate pass id for CFGOnlyPrinter.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37439 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 20:24:36 +00:00
Devang Patel
e2c0c88e06 New test. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37438 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 20:23:20 +00:00
Evan Cheng
5e148a37d3 Print predicate of the second instruction of the two-piece constant MI. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37437 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 18:55:18 +00:00
Owen Anderson
359208032b Fix a small bug, some 80 cols violations, and add some more debugging output. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37436 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 17:31:23 +00:00
Dan Gohman
d8af90c1da Allow insertelement, extractelement, and shufflevector to be hoisted/sunk 
by LICM.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37435 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 16:05:55 +00:00
Evan Cheng
341dcccb4e PIC label asm printing cosmetic changes. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37434 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 07:36:38 +00:00
Evan Cheng
c53ef58a35 I had a senior moment. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37433 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 07:05:25 +00:00
Zhou Sheng
febca3499e Commit first round work of PR1373. "noalias" is now fully supported in 
VMCore, BitCode, and Assembly. Documentation and test case paramattrs.ll
updated also.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37432 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 05:28:26 +00:00
Evan Cheng
45beb482c4 New test. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37431 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 01:45:08 +00:00
Evan Cheng
8ed680cce3 If the predicated block requires an early exit, end the block there and add a unconditional branch to false block. AnalyzeBranch() does not understand early exits. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37430 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 01:31:40 +00:00
Evan Cheng
f5305f9cc7 Fix some subtle bugs: bug during succeessor copying; incorrectly updating states of ifcvted blocks. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37429 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-05 00:07:37 +00:00