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19118 Commits

Author SHA1 Message Date
Evan Cheng
f81dea45b5 tBcc is not a barrier. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37516 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-08 09:13:23 +00:00
Duncan Sands
6cc7608213 Use more realistically sized vectors. Reserve capacity if we know in advance 
how much will be used.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37515 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-08 08:59:11 +00:00
Owen Anderson
900997ba3b Small bugfix, and const-ify some methods (Thanks, Bill). 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37513 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-08 01:52:45 +00:00
Devang Patel
dba2413b2e Update LoopSimplify to require and preserve DominatorTree only. 
Now LoopSimplify does not require nor preserve ETForest.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37512 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-08 01:50:32 +00:00
Dale Johannesen
1a90a5aebe Make throttle a hidden parameter, per review. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37511 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-08 01:08:52 +00:00
Owen Anderson
397d405731 Add partial redundancy elimination. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37510 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-08 01:03:01 +00:00
Dale Johannesen
53af4c01a8 Throttle tail merging; handling blocks with large numbers of predecessors 
is too slow.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37509 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-08 00:34:27 +00:00
Devang Patel
53c279b194 Use DominatorTree instead of ETForest. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37507 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-08 00:17:13 +00:00
Devang Patel
f86a73cbef Do not preserve ETForest. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37506 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-08 00:02:08 +00:00
Devang Patel
6ea7ac6a1e Use DominatorTree instead of ETForest. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37505 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 23:53:38 +00:00
Devang Patel
e029b2c369 Add instruction level dominates(A,B) interface. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37504 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 23:52:40 +00:00
Evan Cheng
27af5c414b Only remove the edge from entry to false if false block is merged. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37503 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 22:31:28 +00:00
Devang Patel
468502e41a Do not require ETForest. Now it is unused by LICM. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37502 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 22:21:15 +00:00
Devang Patel
4b90e3a276 Do not use ETForest as well as DomiantorTree. DominatorTree is sufficient. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37501 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 22:17:16 +00:00
Devang Patel
326821ef12 Use DominatorTree instead of ETForest. 
This allows faster immediate domiantor walk.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37500 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 21:57:03 +00:00
Devang Patel
b7d9dfc7ba Use DominatorTree instead of ETForest. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37499 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 21:42:15 +00:00
Devang Patel
fa51f9ae12 Use DominatorTree instead of ETForest. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37498 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 21:35:27 +00:00
Dale Johannesen
62000eee7d Do not change the size of function arguments. PR 1489. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37496 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 21:07:15 +00:00
Devang Patel
a97e040e05 Use DominatorTree instead of ETForest. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37495 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 18:45:06 +00:00
Devang Patel
387b8cbc2d Use DominatorTree instead of ETForest. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37494 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 18:40:55 +00:00
Devang Patel
9a51157db5 Maintain ETNode as part of DomTreeNode. 
This adds redundancy for now.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37492 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 17:47:21 +00:00
Tanya Lattner
b62fa8ab6b Formating fixes. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37491 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 17:12:16 +00:00
Evan Cheng
f476961ae6 ifcvt a triangle: don't merge ifcvt block with rejoin block if it can fall through to it. If merged, the resulting block is not a candidate for iterative ifcvting since it contains both predicated and non-predicated code. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37487 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 08:13:00 +00:00
Zhou Sheng
5cbf316686 Add assert to check if the attributes ZExt/SExt, NoAlias are apply to the 
correct type of parameters.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37486 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 06:12:03 +00:00
Evan Cheng
d4de6d91b2 Lots of bug fixes. Now finally in a reasonable state. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37485 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 02:12:15 +00:00
Evan Cheng
9328c1ac66 Stupid cut-n-paste bug caused me soooo much grief. Why wasn't there a compilation warning? I blame it on the FE folks. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37484 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-07 01:37:54 +00:00
Lauro Ramos Venancio
9613e871d2 Propagate alignment, section name and visibility when linking "appending 
global values".
Fix noinline linkage.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37482 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 22:01:12 +00:00
Tanya Lattner
682f683669 Instruct the inliner to obey the noinline attribute. Add test case. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37481 91177308-0d34-0410-b5e6-96231b3b80d8
 2007-06-06 21:59:26 +00:00
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
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
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
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
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
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
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
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
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
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