Chris Lattner
a0877726df
Tell PassManager that this pass does not invalidate the CFG so that dominator
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information and Loop info will not have to be recomputed after this runs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4269 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-23 03:30:47 +00:00
Chris Lattner
54b866b896
Minor cleanups
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Make sure to have a pass name
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4268 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-23 01:12:01 +00:00
Chris Lattner
37ae4056bb
Minor cleanups
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4267 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-23 01:11:51 +00:00
Chris Lattner
8cdc6b726a
- Fix a really nasty bug in the bytecode reader that caused it to fail
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reading bytecode files with > 255 types in them, but only when optimization
is enabled. This was caused by GCC shrinking an enum to a single byte
instead of a whole word.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4266 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-23 00:51:54 +00:00
Chris Lattner
5dfab9ec22
Wow, for some reason, when reading bytecode from stdin, we were only reading
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4 bytes at a time. Change this to read blocks of 4k
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4265 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-22 23:55:24 +00:00
Chris Lattner
f924b2de08
Disable optimization that doesn't apply to C
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4264 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-22 23:35:28 +00:00
Chris Lattner
0ceeb42c97
Ensure definate initialization
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4263 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-22 23:34:11 +00:00
Chris Lattner
1eeac6612b
Fix misspelled variable
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4262 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-22 23:28:23 +00:00
Chris Lattner
27a08935ca
- Two minor improvements to the MachineInstr class to reduce footprint and
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overhead: Merge 3 parallel vectors into 1, change regsUsed hash_set to be a
bitvector. Sped up LLC a little less than 10% in a debug build!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4261 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-22 23:16:21 +00:00
Chris Lattner
4bdb9b7ebe
- Make sure to only keep track of mappings that the TD pass may need in the
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future. This prevents having spurious map entries to nodes that we really
don't care about. This allows us to reenable the DeadNodeElim, which was
disabled.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4260 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-22 16:01:03 +00:00
Chris Lattner
9faf18d523
The callee is not correct, and confuses the TD pass. Null it out.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4259 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-22 15:58:46 +00:00
Chris Lattner
3ec9a0a5cf
We need to know the call sites each function hosts
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4258 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-22 15:58:23 +00:00
Chris Lattner
0e6949fe1c
Allow modification of callee
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4257 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-22 15:57:58 +00:00
Chris Lattner
1a33e6eb74
Small space optimization: Make MachineOperands take 16 bytes instead of
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20 on intel or 24 on sparc
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4256 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-22 00:15:13 +00:00
Chris Lattner
cb2610ea03
- Rename AnalysisUsage::preservesAll to getPreservesAll & preservesCFG to
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setPreservesCFG to be less confusing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4255 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 20:00:28 +00:00
Chris Lattner
8291e0465b
Rename Analysis Usage methods
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4254 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 19:57:59 +00:00
Chris Lattner
e4ae3041f9
Delete unused arguments to DSGraph::cloneInto method
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4253 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 19:50:29 +00:00
Chris Lattner
198be22cec
- Add "ResolvingCaller" to the CallSite record. This keeps track of which
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function was finally able to resolve the function call. Adding this allows
the TD pass to actually work right!
- Temporarily disable dead node pruning. This will be reenabled soon.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4252 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 19:47:18 +00:00
Chris Lattner
eff0da9d33
Add another copy ctor form
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4251 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 15:32:34 +00:00
Chris Lattner
99a22847ba
As it turns out, we don't need a fully generic mapping copy ctor, we just need
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something that maps through a std::map. Since this simplified the client and
implementation code, do so now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4250 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 15:04:18 +00:00
Chris Lattner
448f4949dc
Don't create a new node for every reference to a global. This caused a huge
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node explosion that doesn't help anything at all. In previous versions of
the representation this DID help, but not anymore.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4249 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 13:51:30 +00:00
Chris Lattner
482b651cf8
Fix a confusing bug that caused return value and callee pointers to not
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be printed!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4248 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 13:47:57 +00:00
Chris Lattner
2bf30fd65a
Make sure to initialize isArray member
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4247 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 13:38:07 +00:00
Chris Lattner
13ec72a12a
Remove some unneccesary 'using' directives
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4246 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 13:31:48 +00:00
Chris Lattner
756a55000b
Remove a 'using' directives from a header file. Using directives cause
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global changes, so aren't good for headers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4245 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 13:24:50 +00:00
Chris Lattner
c5819944a2
Add a missing std:: qualifier
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4244 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 13:23:42 +00:00
Chris Lattner
e9ddc7f505
Add a link to C++ in a nutshell book
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4243 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 02:38:02 +00:00
Chris Lattner
65d6a9ee47
Fix bug with prior checkin
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4242 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 02:18:55 +00:00
Chris Lattner
b0a37b70e8
Two callsites are equivalent even if they are from two completely different
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call instructions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4241 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 02:09:03 +00:00
Chris Lattner
0969c50cb8
- Make DSCallSite not inherit from std::vector. Renamed methods slightly.
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Make copy ctor have two versions to avoid dealing with conditional template
argument. DSCallSite ctor now takes all arguments instead of taking one
and being populated later.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4240 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-21 02:08:03 +00:00
Chris Lattner
0c8d73b74c
Avoid extra copy
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4239 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 22:12:06 +00:00
Chris Lattner
9de906c72a
Simplify code a bit, add comment flyer
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4238 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 22:11:44 +00:00
Chris Lattner
7836d609fa
Split some long lines
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4237 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 22:11:17 +00:00
Vikram S. Adve
3ea6769070
Warn when we are linking an executable without symbols.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4236 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 21:45:49 +00:00
Vikram S. Adve
26b98265b7
Remove spurious caller pointer in DSCallSite.
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Also add functions to access pointer argument nodes cleanly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4235 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 21:41:02 +00:00
Chris Lattner
e80fe61a72
This function can be static
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4234 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 20:39:31 +00:00
Chris Lattner
d1f8d0abeb
Fix previous checkin :(
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4233 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 20:39:17 +00:00
Chris Lattner
bd14460289
Avoid extra callSite copy
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4232 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 20:32:13 +00:00
Chris Lattner
af4800b8a9
Print the array flag
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4231 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 20:29:10 +00:00
Chris Lattner
d9faa34339
Add isArray flag
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4230 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 20:28:35 +00:00
Vikram S. Adve
3c579faece
Added a first-class representation for each call site that can be
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used in the DS graphs in DSGraph.h. With that, the special-purpose
class BUDataStructure::CallSite is no longer needed here.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4229 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 18:08:55 +00:00
Vikram S. Adve
42fd169310
Added a first-class representation for each call site that can be
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used in the DS graphs. Essentially, what was vector<DSNodeHandle>
before is now a DSCallSite with the same vector, plus pointers to the
CallInst and the caller Function. The special-purpose class
BUDataStructure::CallSite is no longer needed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4228 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 18:07:37 +00:00
Vikram S. Adve
726bafda65
Added a first-class representation for each call site that can be used
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in the DS graphs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4227 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-20 18:04:43 +00:00
Chris Lattner
a3f8586d9d
Convert typerec to be a structure instead of a pair
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4226 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-18 18:22:46 +00:00
Chris Lattner
137d399fae
Don't emit braces around something without outgoing edges
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4225 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-18 14:55:44 +00:00
Chris Lattner
dc062d3e6c
Print Mod/ref info
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4224 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-17 22:13:28 +00:00
Chris Lattner
06285237ea
Calculate mod/ref info
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4223 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-17 22:13:19 +00:00
Chris Lattner
b65dfff141
Add interface for mod/ref info to be captures by dsgraphs
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4222 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-17 21:03:49 +00:00
Chris Lattner
97e7f083f2
Remove more obsolete code
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4221 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-17 20:53:12 +00:00
Chris Lattner
cf15db34d3
* Make the DSGraph cloner automatically merge global nodes
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* BUClosure doesn't have to worry about global nodes
* TDClosure now works with global nodes
* Reenable DNE on TD pass, now that globals work right
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4220 91177308-0d34-0410-b5e6-96231b3b80d8
2002-10-17 20:09:52 +00:00