62482e5649
Rename DSGraph::ScalarMapTy -> DSScalarMap
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11001 91177308-0d34-0410-b5e6-96231b3b80d8
2004-01-28 09:15:42 +00:00
02da032b03
minor cleanups
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10985 91177308-0d34-0410-b5e6-96231b3b80d8
2004-01-27 21:51:19 +00:00
fa3711a0f8
Do not depend on index type to determine whether it is a structure or sequential index
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10221 91177308-0d34-0410-b5e6-96231b3b80d8
2003-11-25 20:19:55 +00:00
179bc7dcb1
Implement a small optimization to handling of GEP's that are equivalent to casts.
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This results in substantially reduced collapsing for some testcases
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10002 91177308-0d34-0410-b5e6-96231b3b80d8
2003-11-14 17:09:46 +00:00
a190766a54
Disable integer tracking by default
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9960 91177308-0d34-0410-b5e6-96231b3b80d8
2003-11-13 03:10:49 +00:00
9a92729581
Fine-grainify namespaces for this library
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9948 91177308-0d34-0410-b5e6-96231b3b80d8
2003-11-12 23:11:14 +00:00
d0fde30ce8
Put all LLVM code into the llvm namespace, as per bug 109.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9903 91177308-0d34-0410-b5e6-96231b3b80d8
2003-11-11 22:41:34 +00:00
67ce57ac49
Add support for memmove
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9824 91177308-0d34-0410-b5e6-96231b3b80d8
2003-11-09 03:32:52 +00:00
fb8c61056f
Handle bzero and memset in the local analysis, because we were missing the fact
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that memset returns its argument!!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9811 91177308-0d34-0410-b5e6-96231b3b80d8
2003-11-08 21:55:50 +00:00
15869aa2c7
All DSGraphs keep a reference to the targetdata they are created with. This is
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used to eliminate the hard coded, hacked in, sparc specific, global TargetData.
Changing the TargetData used to actually match the code fixes problems, and
eliminates a crash.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9659 91177308-0d34-0410-b5e6-96231b3b80d8
2003-11-02 22:27:28 +00:00
b576c94c15
Added LLVM project notice to the top of every C++ source file.
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Header files will be on the way.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9298 91177308-0d34-0410-b5e6-96231b3b80d8
2003-10-20 19:43:21 +00:00
fbc2d84ce9
DOn't crash if program calls the null pointer
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8708 91177308-0d34-0410-b5e6-96231b3b80d8
2003-09-24 23:42:58 +00:00
26c4fc3b69
Make sure to add global variable initializers to the Globals graph!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8636 91177308-0d34-0410-b5e6-96231b3b80d8
2003-09-20 21:48:16 +00:00
894263bc9f
Add special case handling for calloc and realloc
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8630 91177308-0d34-0410-b5e6-96231b3b80d8
2003-09-20 16:50:46 +00:00
808a7aeec7
Switch from using CallInst's to represent call sites to using the LLVM
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CallSite class. Now we can represent function calls by invoke instructions
too!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8629 91177308-0d34-0410-b5e6-96231b3b80d8
2003-09-20 16:34:13 +00:00
2f2d06506c
Fixed spelling and grammar.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8478 91177308-0d34-0410-b5e6-96231b3b80d8
2003-09-11 18:14:24 +00:00
6806f5614d
DEBUG got moved to Support/Debug.h
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7492 91177308-0d34-0410-b5e6-96231b3b80d8
2003-08-01 22:15:03 +00:00
44cfdf9b9a
Remove dead Nodes list
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7065 91177308-0d34-0410-b5e6-96231b3b80d8
2003-07-02 06:06:34 +00:00
3051419036
Make local pass print out its progress
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7058 91177308-0d34-0410-b5e6-96231b3b80d8
2003-07-02 04:37:26 +00:00
81d924d804
Do not delete the same graph multiple times when freeing memory if graphs are sharing
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6998 91177308-0d34-0410-b5e6-96231b3b80d8
2003-06-30 04:53:27 +00:00
8d32767da4
Move usages of explicit hash_* datastructures to use typedefs
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6996 91177308-0d34-0410-b5e6-96231b3b80d8
2003-06-30 03:36:09 +00:00
5a54063303
Revamp DSGraphs so that they can support multiple functions in the same
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DSGraph at one time
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6994 91177308-0d34-0410-b5e6-96231b3b80d8
2003-06-30 03:15:25 +00:00
bd92b73be7
* Changes to make NodeType be private to DSNode.
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* Add new MultiObject flag to DSNode which keeps track of whether or not
multiple objects have been merged into the node, allowing must-alias info
to be tracked.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6794 91177308-0d34-0410-b5e6-96231b3b80d8
2003-06-19 21:15:11 +00:00
e158b19a3c
Nodes get forwarded when they are collapsed currently.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6696 91177308-0d34-0410-b5e6-96231b3b80d8
2003-06-16 12:08:18 +00:00
088b639e3a
Don't apply type information to load instructions if it will cause collapsing
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5684 91177308-0d34-0410-b5e6-96231b3b80d8
2003-03-03 17:13:31 +00:00
1a1a85d514
Don't put integer pointers (longs) into the scalar map.
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This speeds stuff up by 10% on some tests, woot!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5564 91177308-0d34-0410-b5e6-96231b3b80d8
2003-02-14 04:55:58 +00:00
72d29a4b00
Implement a "union-findy" version of DS-Analysis, which eliminates the
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Referrers list on DSNodes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5536 91177308-0d34-0410-b5e6-96231b3b80d8
2003-02-11 23:11:51 +00:00
1e56c54f41
Don't insert null entries into the scalar map for constexpr (cast null to Ty)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5523 91177308-0d34-0410-b5e6-96231b3b80d8
2003-02-09 23:04:12 +00:00
ca3f790f71
Add a flag which effectively disables field sensitivity
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5506 91177308-0d34-0410-b5e6-96231b3b80d8
2003-02-08 20:18:39 +00:00
923fc05b3a
Implement optimization for direct function call case. This dramatically
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reduces the number of function nodes created and speeds up analysis by
about 10% overall.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5495 91177308-0d34-0410-b5e6-96231b3b80d8
2003-02-05 21:59:58 +00:00
878e521b1e
Fix a huge bug with handling non-pointer instructions
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5491 91177308-0d34-0410-b5e6-96231b3b80d8
2003-02-04 00:59:50 +00:00
41c04f730b
Change DSGraph stuff to use hash_(set|map) instead of std::(set|map)
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This change provides a small (3%) but consistent speedup
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5460 91177308-0d34-0410-b5e6-96231b3b80d8
2003-02-01 04:52:08 +00:00
b3416bc9cc
Remove using declarations
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5456 91177308-0d34-0410-b5e6-96231b3b80d8
2003-02-01 04:01:21 +00:00
3f24d7a2cd
free instructions mark their operands as being heap nodes.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5425 91177308-0d34-0410-b5e6-96231b3b80d8
2003-01-28 20:59:57 +00:00
394471f197
* Eliminate boolean arguments in favor of using enums
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* T-D pass now eliminates unreachable globals
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5419 91177308-0d34-0410-b5e6-96231b3b80d8
2003-01-23 22:05:33 +00:00
787645839a
Slight efficiency improvement
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5418 91177308-0d34-0410-b5e6-96231b3b80d8
2003-01-23 21:31:16 +00:00
bac0622ef9
Two bug fixes:
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(1) Make entries for Constant values in the ScalarMap.
(2) Set MOD bit for the node pointed to by the
argument of a free instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4948 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-06 21:17:10 +00:00
4fe346184a
Add peak memory usage support
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4748 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-18 21:44:19 +00:00
2a06886759
Initialize PrintAuxCalls member
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4677 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-10 06:53:38 +00:00
f40f0a39bd
eliminate the ability to remove global nodes from deadNodeElminate... for now.
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This slows stuff down a bit, but it should get much better before it gets any
worse.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4666 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-09 22:07:02 +00:00
aa0b468f6d
Add globals graphs to all three passes
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4663 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-09 21:12:07 +00:00
65f2897f2c
Clean up DSGraph::removeDeadNodes interface
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4660 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-09 21:00:49 +00:00
96517253a1
Make removeTriviallyDeadNodes a private interface of DSGraph
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4659 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-09 20:55:24 +00:00
2cfbaaf3b9
Don't put constants into the scalar map!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4657 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-09 20:14:03 +00:00
2e4f9bf86e
Add initial support for a globals graph
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4656 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-09 20:01:01 +00:00
0779ba6c47
#include Datastructure.h first
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4654 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-09 19:25:10 +00:00
5134006f93
* actually handle constants (especially constantexprs) correctly.
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- This seems to dramatically improve many benchmarks, only slowing down
gzip significantly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4621 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-08 05:00:44 +00:00
b10604341f
Rename DataStructureAnalysis namespace to DS
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4596 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-07 05:20:53 +00:00
08db719c4b
Dramatically simplify internal DSNode representation, get implementation
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*FULLY OPERATIONAL* and safe. We are now capable of completely analyzing
at LEAST the Olden benchmarks + 181.mcf
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4562 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-06 06:20:27 +00:00
c875f023d4
Rename ValueMap to ScalarMap
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4516 91177308-0d34-0410-b5e6-96231b3b80d8
2002-11-03 21:27:48 +00:00
