Duncan Sands
b6133d1483
Replace calls to ConstantFoldInstruction with calls to SimplifyInstruction
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in two places that are really interested in simplified instructions, not
constants.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120044 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-23 20:26:33 +00:00
Rafael Espindola
1ed219a9d2
Be more consistent in using ValueToValueMapTy.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116387 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-13 01:36:30 +00:00
Dan Gohman
572365ec88
Preserve ScalarEvolution in the loop unroller.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109412 91177308-0d34-0410-b5e6-96231b3b80d8
2010-07-26 18:02:06 +00:00
Devang Patel
e9916a302f
Use ValueMap instead of DenseMap.
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The ValueMapper used by various cloning utility maps MDNodes also.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106706 91177308-0d34-0410-b5e6-96231b3b80d8
2010-06-24 00:33:28 +00:00
Devang Patel
29d3dd8a64
Cosmetic change.
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Do not use "ValueMap" as a name for a local variable or an argument.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106698 91177308-0d34-0410-b5e6-96231b3b80d8
2010-06-23 23:55:51 +00:00
Devang Patel
3943084136
Rename ValueMapTy as ValueToValueMapTy to clearly indicate that this has no replationship with ADT/ValueMap.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101950 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-20 22:24:18 +00:00
Dan Gohman
bbf81d8811
Add a DominatorTree argument to isLCSSA so that it doesn't have to
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compute a set of reachable blocks for itself each time it is called, which
is fairly frequently.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98179 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-10 19:38:49 +00:00
Benjamin Kramer
5deb57c685
Don't bother with sprintf, just pass the Twine through.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94684 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-27 19:58:47 +00:00
David Greene
a9ad9c24ae
Change errs() to dbgs().
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92600 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-05 01:26:41 +00:00
Dan Gohman
92329c7fbe
Add Loop contains utility methods for testing whether a loop
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contains another loop, or an instruction. The loop form is
substantially more efficient on large loops than the typical
code it replaces.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91654 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-18 01:24:09 +00:00
Chris Lattner
7b550ccfc5
remove a bunch of extraneous LLVMContext arguments
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from various APIs, addressing PR5325.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86231 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-06 04:27:31 +00:00
Dan Gohman
692ad8dd06
Teach LoopUnroll how to bail if LoopSimplify can't give it what it needs.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86164 91177308-0d34-0410-b5e6-96231b3b80d8
2009-11-05 19:44:06 +00:00
Dan Gohman
438b583dbd
Revert r85667. LoopUnroll currently can't call utility functions which
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auto-update the DominatorTree because it doesn't keep the DominatorTree
current while it works.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85670 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-31 17:33:01 +00:00
Dan Gohman
f230d8ad15
Merge the enhancements from LoopUnroll's FoldBlockIntoPredecessor into
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MergeBlockIntoPredecessor. This makes SimplifyCFG slightly more aggressive,
and makes it unnecessary for LoopUnroll to have its own copy of this code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85667 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-31 16:08:00 +00:00
Dan Gohman
b56c966019
Simplify this code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85662 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-31 14:46:50 +00:00
Dan Gohman
928a75f057
Rename UnrollLoop.cpp to LoopUnroll.cpp, and LoopUnroll.cpp to
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LoopUnrollPass.cpp, for consistency with other passes which are
similarly split.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85659 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-31 14:37:31 +00:00
