2ae9cda097
Remove DynamicConstantMerge pass, because it did not fit in with the Pass
...
system correctly.
llvm-svn: 2772
2002-06-25 15:55:29 +00:00
6eeda027c7
Remove "fixers" for problems in GCC generated code that cannot be generated
...
anymore.
llvm-svn: 2771
2002-06-25 15:55:03 +00:00
8c1c854022
Relocating Graph.h
...
llvm-svn: 2770
2002-06-25 14:28:55 +00:00
194138cd08
Avoid deleting individual instructions until AFTER dead blocks have dropped
...
their references. This fixes bug:
test/Regression/Transforms/ADCE/2002-05-28-Crash*.ll
llvm-svn: 2753
2002-05-28 21:38:16 +00:00
ab038d44b0
Simplify the interface to local DCE and Constant prop
...
llvm-svn: 2749
2002-05-26 20:18:18 +00:00
eef79f1af4
Do not remove type names that contain a .
...
llvm-svn: 2747
2002-05-26 20:17:35 +00:00
1eb9e6cc47
Fix "unimplemented features":
...
test/Regression/Transforms/FunctionResolve/retmismatch[12].ll
This makes it much more useful for running benchmarks that are missing
prototypes for some functions.
llvm-svn: 2745
2002-05-24 21:33:26 +00:00
5aa9e3e702
Split the FunctionResolution pass out of CleanGCCOutput.cpp.
...
llvm-svn: 2742
2002-05-24 20:42:13 +00:00
e80124df80
Fix comments to reflect reality
...
llvm-svn: 2741
2002-05-24 20:41:51 +00:00
e3da2980ad
Support programs that do not #include <malloc.h> or give a full prototype
...
for malloc and free. Lots of crufty benchmarks are using stuff like:
char *malloc();
void free();
to forward declare malloc and free. Now we recognize and raise these forms
llvm-svn: 2740
2002-05-24 20:29:18 +00:00
9c2765d4aa
Fold add X, 0 for floating point types as well
...
llvm-svn: 2734
2002-05-23 17:11:38 +00:00
e1fc2d965f
Convert code to use the DEBUG macro so that debug code can simply be
...
enabled with the -debug command line option.
llvm-svn: 2721
2002-05-22 21:56:32 +00:00
559f0ee9c9
Fix and implement ADCE to finally work!
...
llvm-svn: 2720
2002-05-22 21:32:16 +00:00
acd4599e57
Convert transforms over to standardize debugging output on -debug option
...
llvm-svn: 2714
2002-05-22 17:27:12 +00:00
71cbd42b98
Use the new DEBUG(x) macro to allow debugging code to be enabled on the commandline
...
llvm-svn: 2713
2002-05-22 17:17:27 +00:00
a482d52ff4
Fix bug: test/Regression/Transforms/SCCP/2002-05-21-InvalidSimplify.ll
...
Improperly handling edges... by not marking them alive properly
llvm-svn: 2707
2002-05-22 16:07:20 +00:00
466a049b67
Add implementation of SimplifyCFG
...
llvm-svn: 2701
2002-05-21 20:50:24 +00:00
fa7dad8cd5
New CFG Simplification pass: removed from the old DCE pass
...
llvm-svn: 2700
2002-05-21 20:49:37 +00:00
4b009adc77
Simplify interface to ConstantFoldTerminator
...
llvm-svn: 2697
2002-05-21 20:04:50 +00:00
ace7b8d3bd
* Change commandline options a bit to be nicer
...
* Insert accurate prototypes for functions
* Insert casts to use accurate prototypes
llvm-svn: 2677
2002-05-20 21:43:59 +00:00
b710b1fb22
Fix bug: test/Regression/Transforms/SCCP/2002-05-20-MissedIncomingValue.ll
...
That was causing a miscompilation of strtol/atoi plus others
llvm-svn: 2669
2002-05-20 20:48:03 +00:00
47f37c3404
Hash pointer values to a sequence number to get identical results from
...
lli and llc. This is controlled with options -tracehash on|off.
Also, added an option to specify which functions should be traced.
Particularly useful to reduce output volume in basic-block tracing.
llvm-svn: 2646
2002-05-19 15:39:02 +00:00
7bc532dded
* Make debug output conditional on #define
...
* Add optimization to rank computation to not recursively search when
unneccesary.
* More agressively negate expressions to open reassociation opportunities.
* Linearize (A+B)+(C+D) into ((A+B)+C)+D
llvm-svn: 2637
2002-05-16 04:37:07 +00:00
cd9837d32e
* Fix bug: test/Regression/Transforms/GCSE/2002-05-14-OperandSwap.ll
...
By making sure to consider binary expressions identical if their operands
are backwards, but swappable.
llvm-svn: 2629
2002-05-14 19:57:25 +00:00
170ed7b6a3
Fix bug: test/Regression/Transforms/InstCombine/2002-05-14-SubFailure.ll
...
llvm-svn: 2627
2002-05-14 16:44:07 +00:00
053c0939e3
Fix bug: test/Regression/Transforms/InstCombine/2002-05-14-TouchDeletedInst.ll
...
"This testcase caused instcombine to fail because it got the same instruction on
it's worklist more than once (which is ok), but then deleted the instruction.
Since the inst stayed on the worklist, as soon as it came back up to be
processed, bad things happened, and opt asserted."
llvm-svn: 2623
2002-05-14 15:24:07 +00:00
a3c3456e7f
Fix a major source of "type unsafety", where a cast is neccesary, but can
...
be put either before or after a load. We chose to cast the value loaded
instead of the pointer to load from.
Fixes bug: test/Regression/Transforms/LevelRaise/2002-05-10-LoadPeephole.ll
llvm-svn: 2621
2002-05-14 05:23:45 +00:00
d38ddb1164
Implement elimination of loads
...
llvm-svn: 2620
2002-05-14 05:02:40 +00:00
7ab51787ca
Trivial cleanups
...
llvm-svn: 2617
2002-05-13 22:04:46 +00:00
6ec05f551c
Initial checkin of LICM pass
...
llvm-svn: 2615
2002-05-10 22:44:58 +00:00
0b18c1d64e
Add support for printing out statistics information when -stats is added to
...
the command line
llvm-svn: 2601
2002-05-10 15:38:35 +00:00
bad1b4dfce
Fix some bugs, straighten stuff out, more work needs to be done.
...
llvm-svn: 2600
2002-05-10 15:37:35 +00:00
da2eddd5c4
* Add support for the -stats command line option to report how much is changed
...
* Make cast-of-self-ty DCE the dead cast instruction immediately instead of
waiting for it to be DCE'd by another sweep over the function. This speeds
this up noticably.
llvm-svn: 2597
2002-05-10 15:29:25 +00:00
014ee634ce
Initial checkin of the PiNodeInsertion pass
...
llvm-svn: 2593
2002-05-10 05:41:34 +00:00
1fc23f382e
Handle setcc <global*>, 0 instructions, Global pointers are never null!
...
llvm-svn: 2582
2002-05-09 20:11:54 +00:00
6bd7ac6205
Give the longer name to the instruction that will probably be eliminated later
...
llvm-svn: 2581
2002-05-09 20:11:23 +00:00
ad3c495225
Add ability to transform (x - (y - z)) into (x + (z - y))
...
llvm-svn: 2566
2002-05-09 01:29:19 +00:00
147e975c43
* Combine: A-(-B) -> A + B
...
* Bugfix: A + -B and -A + B
llvm-svn: 2561
2002-05-08 22:46:53 +00:00
c0f5800678
Initial checkin of expression reassociation pass
...
llvm-svn: 2559
2002-05-08 22:19:27 +00:00
bbcb8914e6
Give the unified exit node a name
...
llvm-svn: 2550
2002-05-07 22:14:45 +00:00
c1496bda61
Fix bug: test/Regression/Transforms/ADCE/2002-01-31-UseStuckAround.ll
...
Cleanup code a lot
llvm-svn: 2547
2002-05-07 22:11:39 +00:00
b4cfa7ff97
Merge all individual .h files into a single Scalar.h file
...
llvm-svn: 2537
2002-05-07 20:03:00 +00:00
4eaf9f70e0
This doesn't use DCE!
...
llvm-svn: 2536
2002-05-07 20:02:44 +00:00
15435fd550
Move UnifyFunctionExitNodes to Utils library: final resting place this time
...
llvm-svn: 2531
2002-05-07 19:18:48 +00:00
03453a0e39
fix comments and documentation in file
...
llvm-svn: 2530
2002-05-07 19:04:39 +00:00
77f791dd5b
Split ChangeAllocations.cpp into Raise & LowerAllocations.cpp
...
llvm-svn: 2529
2002-05-07 19:02:48 +00:00
64d1334ba7
Cleanup implementation a bit
...
llvm-svn: 2526
2002-05-07 18:51:25 +00:00
7608a46cbe
Updates to move some header files out of include/llvm/Transforms into
...
the Scalar and Utils subdirectories
llvm-svn: 2523
2002-05-07 18:36:35 +00:00
9b55e5a2f4
Reduce dependance on TransformInternals.h, instead using the TransformUtils library
...
llvm-svn: 2518
2002-05-07 18:12:18 +00:00
3d86d49604
Add #include no longer included by llvm/Transforms/Scalar/ConstantProp.h
...
llvm-svn: 2517
2002-05-07 18:11:30 +00:00
560da70f8c
Factor code out to the TransformUtils library
...
llvm-svn: 2516
2002-05-07 18:10:55 +00:00
6a51585155
Factor code out of TransformInternals into the Transform Utils library
...
llvm-svn: 2515
2002-05-07 18:09:15 +00:00
664d085cb3
Build Transforms Utils library
...
llvm-svn: 2514
2002-05-07 18:08:50 +00:00
28537dff72
Add code pulled out of TransformInternals.cpp, ConstProp.cpp, and DCE.cpp
...
llvm-svn: 2513
2002-05-07 18:07:59 +00:00
d66a6e33e9
* Convert InstWorkList to vector instead of set, because on big programs it
...
is empirically faster by a noticable margin, even though duplicates can
happen.
llvm-svn: 2511
2002-05-07 04:29:32 +00:00
87e8806f05
* Remove all cfg simplification stuff for a new cfg simplify pass (todo)
...
* Convert to worklist instead of iterative algorithm
llvm-svn: 2510
2002-05-07 04:24:11 +00:00
a6e047a5d9
Only do masking for unsigned values!
...
llvm-svn: 2504
2002-05-06 18:54:59 +00:00
e548507e8c
* Eliminate dead code that should have been removed in last revision
...
* Convert main constant propogation pass to be worklist driven instead of
iterative.
* -constprop pass no longer "constant propogates" terminator instructions
- CFG is now preserved!
llvm-svn: 2502
2002-05-06 18:21:31 +00:00
bbbdd852b8
Handle X = phi Y --> X = Y
...
llvm-svn: 2501
2002-05-06 18:06:38 +00:00
4c3366405a
* Use simplified interface to constant propogation stuff.
...
* Remove dead PHI case (which could not work due to getNumOperands rather than
getNumIncomingValues. This really belongs in InstCombine, anyway so we'll
move it there.
llvm-svn: 2497
2002-05-06 17:54:10 +00:00
019f3649bd
Clean up ADCE by removing extraneous wrapper class
...
llvm-svn: 2494
2002-05-06 17:27:57 +00:00
5d6bec5e26
Combine not (not X) -> X
...
llvm-svn: 2493
2002-05-06 17:03:21 +00:00
9fa53de7e9
Support more cases...
...
llvm-svn: 2490
2002-05-06 16:49:18 +00:00
f4cdbf34e5
Add many more instruction combination simplifications
...
llvm-svn: 2484
2002-05-06 16:14:14 +00:00
66e25b8b62
Merge blocks like this:
...
void "test3"(bool %T) {
br bool %T, label %BB1, label %BB1
BB1:
ret void
}
llvm-svn: 2472
2002-05-06 03:02:02 +00:00
940daedc22
Implement constant propogation of shift instructions
...
llvm-svn: 2471
2002-05-06 03:01:37 +00:00
7b80b53ab9
Ok, really it only takes me 3 times to get this right!
...
Now use #if 0 instead of #ifdef 0
llvm-svn: 2448
2002-05-02 21:49:50 +00:00
dd390e1736
Oops, disable debugging code all the way. :)
...
llvm-svn: 2447
2002-05-02 21:47:40 +00:00
fe6c9eeae3
* Finish the implementation of isEdgeFeasible this fixes bug:
...
test/Regression/Transforms/SCCP/2002-05-02-EdgeFailure.ll
* SCCP now preserves the CFG: It leaves conditional branches the way they
are in the program, not simplifying them. A seperate pass should eliminate
the potentially dead basic blocks and edges in the CFG.
llvm-svn: 2446
2002-05-02 21:44:00 +00:00
13b52e71d8
* Enable SCCP debugging to be turned on with a simple change of #define
...
* Change worklist to a set so that duplicates cannot happen
* Add support for the invoke instruction
* Avoid marking store and free instructions as overdefined, since they
cannot produce a value anyway.
* Inline the OperandChangedState implementation
* Add isEdgeFeasible in preparation to fix a bug. Right now it behaves
exactly as before.
* Remove obsolete comment about constant pools
llvm-svn: 2445
2002-05-02 21:18:01 +00:00
5364d1a74a
* Simplify the code by not bothering to name the folded constant
...
* Do not skip the instruction immediately after a folded instruction. This
was causing the testcase failure:
test/Regression/Transforms/SCCP/2002-05-02-MissSecondInst.ll
llvm-svn: 2443
2002-05-02 20:32:51 +00:00
05cd52199d
ExprTypeConvert will already do this transformation, no need to specialize
...
it here.
llvm-svn: 2431
2002-05-02 17:38:55 +00:00
39db871f86
Be a little more efficient, do not generate loads and stores with indices in them.
...
llvm-svn: 2430
2002-05-02 17:38:14 +00:00
94dcd411a5
Fix bug: test/Regression/Transforms/LevelRaise/2002-05-02-BadCastElimination.ll
...
llvm-svn: 2429
2002-05-02 17:37:34 +00:00
48a44f7e23
* Add ability to eliminate a bunch of different cascading cast variations
...
* Allow elimination of getelementptr X, uint 0 (which is a noop)
llvm-svn: 2428
2002-05-02 17:06:02 +00:00
b3e81510d7
Fixed bug: test/Regression/Transforms/Mem2Reg/2002-05-01-ShouldNotPromoteThisAlloca.ll
...
llvm-svn: 2423
2002-05-01 15:38:23 +00:00
f328577307
Remove unneccesary pass
...
llvm-svn: 2420
2002-04-30 20:52:49 +00:00
31ba129cbe
Add folding rules for mul X, 0 and mul X, 2
...
llvm-svn: 2417
2002-04-29 22:24:47 +00:00
7d3253876a
Significantly clean up SCCP pass. Now the two classes are merged and in
...
an anonymous namespace where they belong.
llvm-svn: 2415
2002-04-29 21:26:08 +00:00
27eeecbb69
Range insertion now returns an iterator
...
llvm-svn: 2414
2002-04-29 21:25:34 +00:00
09bbb5c015
Remove unused files: This is the old induction varaible cannonicalization
...
pass built on top of interval analysis
llvm-svn: 2411
2002-04-29 20:18:00 +00:00
767210feb7
Fix for problem when allocating something like this:
...
malloc(100-i);
llvm-svn: 2409
2002-04-29 20:09:21 +00:00
15e8f4c012
changes because iMemory.h no longer #includes DerivedTypes.h
...
This only requires Type.h anyway
llvm-svn: 2405
2002-04-29 18:48:30 +00:00
b4de02df67
Eliminate dead global variables
...
llvm-svn: 2400
2002-04-29 18:13:11 +00:00
d5a847057b
Eliminate duplicate or unneccesary #include's
...
llvm-svn: 2397
2002-04-29 17:42:12 +00:00
2dfc667a7d
Remove broken assertion.
...
llvm-svn: 2396
2002-04-29 16:20:25 +00:00
37104aace8
Add new optional getPassName() virtual function that a Pass can override
...
to make debugging output a lot nicer.
llvm-svn: 2395
2002-04-29 14:57:45 +00:00
8d843f6b77
More cleanups
...
llvm-svn: 2392
2002-04-29 01:58:47 +00:00
fc1a433dae
Code cleanups
...
llvm-svn: 2391
2002-04-29 01:22:55 +00:00
f12cc842b3
Tighten up the AnalysisUsage of lots of passes, primarily to correctly indicate whether or not they invalidate the CFGA
...
llvm-svn: 2386
2002-04-28 21:27:06 +00:00
ca14237696
Split ConstantVals.h into Constant.h and Constants.h
...
llvm-svn: 2378
2002-04-28 19:55:58 +00:00
b3d1caf947
Eliminate the PromoteInstance class, incorporating it into the PromotePass
...
class.
llvm-svn: 2375
2002-04-28 19:12:38 +00:00
13dbfe5217
Eliminate visited, CurrentValue, and WriteSets as instance variables of
...
PromoteInstance. Make them local variables that are passed around as
appropriate. Especially in the case of CurrentValue, this makes the
code simpler.
llvm-svn: 2374
2002-04-28 18:54:01 +00:00
ff8a62589c
* Fix bug: test/Regression/Transforms/Mem2Reg/2002-03-28-UninitializedVal.ll
...
* Minor cleanup that was missed in last patch
llvm-svn: 2373
2002-04-28 18:39:46 +00:00
421873de24
This huge changeset is a strictly cleanup change
...
Bugfixes will come in the next revision so that the diff is obvious.
llvm-svn: 2372
2002-04-28 18:27:55 +00:00
78dd56fe62
Eliminate the cfg namespace, moving LoopInfo, Dominators, Interval* classes
...
to the global namespace
llvm-svn: 2370
2002-04-28 16:21:30 +00:00
ee2e78b86c
Be careful not to make "external" function internal
...
llvm-svn: 2363
2002-04-28 05:48:34 +00:00
1b94c007dc
Initial checkin of new "Internalize" pass for GCCLD
...
llvm-svn: 2362
2002-04-28 05:43:27 +00:00
1467f64f01
Initial checkin of simple&fast SSA based GCSE algorithm
...
llvm-svn: 2338
2002-04-28 00:47:11 +00:00
99b6f5cac4
Change the Dominator info and LoopInfo classes to keep track of BasicBlock's, not
...
const BasicBlocks
llvm-svn: 2337
2002-04-28 00:15:57 +00:00
f998685cd9
s/Method/Function
...
llvm-svn: 2336
2002-04-27 07:27:19 +00:00
c8e665431b
* Rename MethodPass class to FunctionPass
...
- Rename runOnMethod to runOnFunction
* Transform getAnalysisUsageInfo into getAnalysisUsage
- Method is now const
- It now takes one AnalysisUsage object to fill in instead of 3 vectors
to fill in
- Pass's now specify which other passes they _preserve_ not which ones
they modify (be conservative!)
- A pass can specify that it preserves all analyses (because it never
modifies the underlying program)
* s/Method/Function/g in other random places as well
llvm-svn: 2333
2002-04-27 06:56:12 +00:00
66cfaf1da2
Changes because the Terminator::getSuccessor function now FAILS if successor
...
IDX is out of range instead of returning null.
llvm-svn: 2332
2002-04-27 03:15:45 +00:00
0e0c15b17a
* Change Constant::getNullConstant to Constant::getNullValue
...
* Add support for pool allocating array allocations of varying size
llvm-svn: 2329
2002-04-27 02:29:32 +00:00
2716b5e524
Change Constant::getNullConstant to Constant::getNullValue
...
llvm-svn: 2323
2002-04-27 02:25:14 +00:00
271255b087
Programs that actually free memory were broken
...
llvm-svn: 2307
2002-04-18 22:11:30 +00:00
1c8d3f8996
Add a fixme so that we don't forget this is broken.
...
llvm-svn: 2298
2002-04-18 18:52:03 +00:00
260ab20422
Significantly rework InstructionCombining to work better and to be cleaner.
...
We now use an InstVisitor to delegate to different cases that we are
interested in handling. We also fix the FIXME's by adding users to the
worklist when appropriate.
llvm-svn: 2292
2002-04-18 17:39:14 +00:00
6e56079654
Convert SCCP over to use InstVisitor instead of hand crafted switch
...
llvm-svn: 2286
2002-04-18 15:13:15 +00:00
5873900709
GEP instructions can never be constant propogated.
...
llvm-svn: 2284
2002-04-18 14:44:13 +00:00
f40379e403
Store instructions always return void, so they never get a name
...
llvm-svn: 2283
2002-04-18 14:43:54 +00:00
3e78deaafd
Correctly transform dependant arguments, allowing the perimeter bm to work.
...
llvm-svn: 2282
2002-04-18 14:43:30 +00:00
cf73caa5e8
Add casts for documentation
...
llvm-svn: 2272
2002-04-16 22:10:52 +00:00
28a01b2069
* Clean up the code a bit
...
* Allow structs with negative offsets. This enables the em3d benchmark to
be made typesafe. In this case, the struct had an array as the first
element, so a negative index was ok (the expr was -8 + 8x)
llvm-svn: 2271
2002-04-16 22:10:36 +00:00
457e1accb2
run an extra pass after a function has been transformed to eliminate
...
obviously duplicate loads of the pool base.
llvm-svn: 2255
2002-04-15 22:42:23 +00:00
3a60d04722
Eliminate cast of same type instructions.
...
llvm-svn: 2251
2002-04-15 19:45:29 +00:00
7e35890072
* s/Method/Function
...
* Fix bug where the character after a % was being discarded
llvm-svn: 2248
2002-04-14 06:15:24 +00:00
acf1902ea9
Turn off debug output
...
llvm-svn: 2247
2002-04-14 06:14:41 +00:00
50e3d32d7b
* Allow datasize to be specified on the commandline
...
* Build new datatypes correctly
* Transform instructions that return null pointers from functions to return
a null index.
llvm-svn: 2244
2002-04-13 23:13:18 +00:00
5da145b962
* Give alloca's for pool descriptors better names than "pool<n>".
...
* Fill in the pool descriptor links in the pool descriptors.
llvm-svn: 2239
2002-04-13 19:52:54 +00:00
8f796d6310
* Add names to the symbol table for pool types and modified types
...
* Handle more complex structure so that power works almost
* Fix bug with pooldestroy call where we passed in the size of the object
instead of the pool to destroy. bisort is now pool allocated successfully!
llvm-svn: 2238
2002-04-13 19:25:57 +00:00
441e16f735
Implement function rewriting to use offsets instead of pointers in programs.
...
This now works with treeadd at least, and perhaps other programs as well.
llvm-svn: 2233
2002-04-12 20:23:15 +00:00
011ab80ed6
* Add documentation
...
* Split the CleanGCC pass into two passes, a global pass and an IP pass.
Before it was just a global pass, but it did illegal things to the
module, which broke other passes that were being scheduled with it by
gccld.
llvm-svn: 2224
2002-04-10 20:33:11 +00:00
fc6737835b
Implement TODO, fixing bug:
...
test/Regression/Transforms/LevelRaise/2002-04-09-MissedRaise.ll
llvm-svn: 2219
2002-04-09 20:53:36 +00:00
2e9fa6d101
Move FunctionArgument out of iOther.h into Argument.h and rename class to
...
be 'Argument' instead of FunctionArgument.
llvm-svn: 2216
2002-04-09 19:48:49 +00:00
06be180225
Add explicit #includes of Function.h to make up for the removed #include
...
in iOther.h
llvm-svn: 2209
2002-04-09 19:08:28 +00:00
d92b01c385
Add #includes to make up for #includes pruned out of header files.
...
llvm-svn: 2207
2002-04-09 18:37:46 +00:00
f8e4dc33ab
s/Method/Function
...
Remove extraneous #includes of llvm/Assembly/Writer
llvm-svn: 2178
2002-04-08 22:03:00 +00:00
65b529fe6d
ConstantHandling moved into VMCore library
...
llvm-svn: 2165
2002-04-08 20:18:09 +00:00
0d4858a4eb
Eliminate explicit use of Writer library, using debug dump output instead.
...
llvm-svn: 2147
2002-04-07 22:31:23 +00:00
62b7fd136e
Change references to the Method class to be references to the Function
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class. The Method class is obsolete (renamed) and all references to it
are being converted over to Function.
llvm-svn: 2144
2002-04-07 20:49:59 +00:00
e2f2f54f0c
s/MethodType/FunctionType
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llvm-svn: 2115
2002-04-04 22:19:18 +00:00
a8bef43fbb
PATypeHolder is now not a template
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llvm-svn: 2106
2002-04-04 19:24:34 +00:00
1ec764b309
Allow scalars that point to multiple nodes when building the scalar map.
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llvm-svn: 2087
2002-04-01 01:26:53 +00:00
cf09a2a2cd
Add extra case here to avoid getting spurious output
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llvm-svn: 2086
2002-04-01 00:45:33 +00:00
0dc225cbf6
Add debug output
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llvm-svn: 2066
2002-03-31 07:17:46 +00:00
847b6e2ee7
* Catch and ignore (for now) return instructions in tranformed functions
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* Add more debugging output
* Fix problems refering to wrong versions of various graphs
* Build the pool descriptor map!
* Clear the nodemapping map after building pool descriptor to avoid assert
* Transform the NEw function body, not the old one...
* Matrix.ll now works!
llvm-svn: 2058
2002-03-30 20:53:14 +00:00
ca9f4d39f3
* Clean up data structures [AllocDSNode -> DSNode]
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* TransformFunctionInfo now has call field form field mapping. May be
removed in the future.
* Moved the computation of "Scalars" into transformFunctionBody so
transformFunction didn't have to recompute it.
* Implement the node mapping calculation in preparation to calculate
PoolDescriptors to pass to transformFunctionBody
* Print out the node mapping [it looks right!]
* Other minor changes
llvm-svn: 2056
2002-03-30 09:12:35 +00:00
396d5d7c62
Maintain enough information so that the pools for all of the nodes of
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the graph can be passed around.
llvm-svn: 2053
2002-03-30 04:02:31 +00:00
f32d65d5ca
Implement the first batch of transformations to the methods. So far it:
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* Converts malloc instructions to poolalloc
* Converts free instructions to poolfree
* Convert calls to call the new cloned hacked up versions
Note that this does not modify hacked up stuff yet, just the top level
function
llvm-svn: 2052
2002-03-29 21:25:19 +00:00
291a1b1eb2
Correctly clone the function with the extra argument types. Now we need
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to modify the function next.
This also properly recycles functions so that we don't get exponential
code blowup in the common case.
llvm-svn: 2049
2002-03-29 19:05:48 +00:00
f50cffce10
s/Method/Function
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llvm-svn: 2048
2002-03-29 19:04:45 +00:00
16bfdb5f02
New clone function routine
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llvm-svn: 2045
2002-03-29 19:03:54 +00:00
692ad5d9bd
Find out which calls in the function we need to transform and how.
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Next step is to start hacking functions up.
llvm-svn: 2044
2002-03-29 17:13:46 +00:00
15deaa0ab9
s/Method/Function
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llvm-svn: 2043
2002-03-29 17:08:29 +00:00
66df97d436
Modularize code a bit
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llvm-svn: 2040
2002-03-29 06:21:38 +00:00
e0618ca2bd
Implement the first step of pool allocation - Creating, initialization, and
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destruction of the pools.
llvm-svn: 2039
2002-03-29 05:50:20 +00:00
91db58298a
s/Method/Function
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llvm-svn: 2034
2002-03-29 03:44:36 +00:00
c46dcca220
Simplify code a bit by using Module::getOrInsertFunction
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llvm-svn: 2032
2002-03-29 03:43:24 +00:00
175f37c47b
Flesh out a bunch more code, print allocations that are poolable.
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llvm-svn: 2031
2002-03-29 03:40:59 +00:00
ca1500607e
s/method/function
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llvm-svn: 2030
2002-03-29 03:40:25 +00:00
870b1a2799
s/Method/Function/g
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llvm-svn: 2029
2002-03-29 03:39:36 +00:00
c13563d5c0
Simplify code a lot by using the Module::getFunction & getOrInsertFunction
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llvm-svn: 2028
2002-03-29 03:38:05 +00:00
64fd935489
Initial checkin of Noop pass that will be the pool allocator
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llvm-svn: 2014
2002-03-28 18:08:31 +00:00
fea5661d49
* Move classes around
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* rename constructor function
* Move stuff into anonymous namespaces
llvm-svn: 2007
2002-03-27 23:28:40 +00:00
baef5b2ee2
Implemented promote mem->reg pass.
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llvm-svn: 2005
2002-03-27 23:17:37 +00:00
57698e2c0b
Change references from Method to Function
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change references from MethodARgument to FunctionArgument
llvm-svn: 1991
2002-03-26 18:01:55 +00:00
e583c40316
Moved to directory Scalar/ and renamed.
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llvm-svn: 1977
2002-03-24 03:55:06 +00:00
1ee0658a07
Major overhaul to support arbitrary mixed array and structure indices.
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Also moved to the Scalar/ directory and renamed to "MultiDim".
llvm-svn: 1961
2002-03-24 03:21:18 +00:00
4e8c4877aa
Rename Method to Function
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llvm-svn: 1957
2002-03-23 22:51:58 +00:00
5d218dff24
New pass to decompose multi-dimensional array references into
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a sequence of 1-D references, using a sequence of getElementPtrs.
llvm-svn: 1948
2002-03-23 20:43:39 +00:00
b39971dfa8
Fix bug test/Regression/Transforms/LevelRaise/2002-03-21-MissedRaise3.ll
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llvm-svn: 1943
2002-03-21 23:02:37 +00:00
dc960a6d4d
Fix test/Regression/Transforms/LevelRaise/2002-03-21-MissedRaise2.ll
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llvm-svn: 1941
2002-03-21 22:39:59 +00:00
50f08078e6
Fix test/Regression/Other/2002-03-21-LevelRaiseMiss.ll
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llvm-svn: 1933
2002-03-21 21:21:13 +00:00
06707765fa
Make ConvertableToGEP handle cases where the user is indexing into the
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first element of a structure type. Before this would not be handled because
getStructOffset would either stop immediately (because StopEarly was true
and Offset = 0), or blast past the level we wanted.
Now ConvertableToGEP steps down through the type one level at a time, checking
the Offset and Scale conditions at each step
llvm-svn: 1931
2002-03-21 06:27:20 +00:00
b874cd9560
Implement the new InsertInstBeforeInst function
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llvm-svn: 1930
2002-03-21 06:24:00 +00:00
0d984ef719
Fix the: test/Regression/Other/2002-03-20-LevelRaiseCrash.ll bug. It turned
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out that almost always the result of the add was the same as the GEP that
would be generated. In this case, however, it wasn't, so bad things happened.
llvm-svn: 1929
2002-03-21 06:22:23 +00:00
14d5ae1ac5
Declare the new InsertInstBeforeInst function
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llvm-svn: 1927
2002-03-21 06:15:53 +00:00
f6c6be2891
1. Fix bug test/Regression/Other/2002-03-20-LevelRaiseBadCodegen.ll
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2. Allow negative scales in ConvertableToGEP, so that this loop from
alloc_tree in the Olden health benchmark is correctly raised:
for (i = 3; i >= 0; i--)
fval[i] = alloc_tree(level - 1, label*4 + i + 1, new);
Stepping through the array backwards caused a negative scale.
llvm-svn: 1922
2002-03-21 03:04:38 +00:00
14fe4c60d4
Namespace qualify debugging code
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llvm-svn: 1921
2002-03-21 03:02:07 +00:00
9f129ffe56
Just a comment.
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llvm-svn: 1908
2002-03-18 03:40:25 +00:00
98a0150582
New pass to decompose multi-dimensional array references into
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a sequence of 1-D references, using a sequence of getElementPtrs.
llvm-svn: 1907
2002-03-18 03:39:09 +00:00
205373ff74
Remove code designed to compensate for a bug in GCC. The bug has since
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been fixed.
llvm-svn: 1881
2002-03-15 20:35:21 +00:00
60ab10bbef
Cleanup error message output a bit
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llvm-svn: 1879
2002-03-15 20:21:29 +00:00
4ca6cd403f
Fix bug: test/Regression/Other/2002-03-14-LevelRaiseHang.ll
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llvm-svn: 1869
2002-03-14 16:37:04 +00:00
bee86626e1
Fix bug: test/Regression/Other/2002-03-11-InstCombineHang.ll
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llvm-svn: 1864
2002-03-11 23:28:45 +00:00
7e91634005
update comments
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llvm-svn: 1862
2002-03-11 22:21:04 +00:00
7287d698bf
* Fix bug: test/Regression/Other/2002-03-11-LevelRaiseIterInvalidate.ll
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* Use more concise form of ReplaceInstWithInst to make code simpler
* Output nicer message for dead code eliminated when debugging
llvm-svn: 1861
2002-03-11 22:19:48 +00:00
477fe0845a
Fix bug: test/Regression/Other/2002-03-11-ConstPropCrash.ll
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llvm-svn: 1858
2002-03-11 22:11:07 +00:00
7fd7b30727
Fix bug: test/Regression/Other/2002-03-11-LevelRaiseCalls.ll
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llvm-svn: 1844
2002-03-11 17:27:34 +00:00
d7789cb819
We were not correctly burrowing down multiple levels to get to a leaf. Fix this now
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llvm-svn: 1833
2002-03-07 21:18:00 +00:00
717dba9474
Support changing the pointer type of a store for the case where we are
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storing into the first element of the structure type.
llvm-svn: 1832
2002-03-07 21:17:35 +00:00
8032732948
Take CallGraph out of the CFG namespace. It has nothing to do with CFGs
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llvm-svn: 1820
2002-03-06 17:16:43 +00:00
04805fa29c
Change over to use new style pass mechanism, now passes only expose small
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creation functions in their public header file, unless they can help it.
llvm-svn: 1816
2002-02-26 21:46:54 +00:00
d209550828
Move ProfilePaths class into ProfilePaths library, only expose a creation function
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llvm-svn: 1812
2002-02-26 20:04:59 +00:00
570b8e1da8
Pass stuff by reference instead of by copy. Copying entire graphs seems like
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a bad idea
llvm-svn: 1810
2002-02-26 19:49:45 +00:00
18ff945065
Move processGraph down lower in the file so all of the forward declarations
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can be eliminated.
llvm-svn: 1809
2002-02-26 19:43:49 +00:00
5328c6fd97
* Changes to compile successfully with GCC 3.0
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* Eliminated memory leak in processGraph
* Pass vectors by const reference to moveDummyCode instead of by copy
llvm-svn: 1808
2002-02-26 19:40:28 +00:00
a9b9636aca
Makefile for profile-paths
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llvm-svn: 1807
2002-02-26 19:36:43 +00:00
854c302594
Initial checkin: functions on Graph used for path profile pass
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llvm-svn: 1806
2002-02-26 19:02:16 +00:00
70a61383eb
Initial checkin: instrument code to get path execution frequency
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llvm-svn: 1805
2002-02-26 19:00:48 +00:00
d0f8c88e91
Initial checkin: helper file to insert instrumentation code along edges
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llvm-svn: 1804
2002-02-26 18:59:46 +00:00
d3d1fcd08d
Initial check in of graph.cpp: implements graph interface used in path profiles
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llvm-svn: 1803
2002-02-26 18:58:39 +00:00
61a1c1ee56
New makefile to include ProfilePaths dir
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llvm-svn: 1799
2002-02-26 18:20:27 +00:00
f20671a6b6
When inlining basic blocks and instructions, give them a name!
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llvm-svn: 1796
2002-02-25 00:31:02 +00:00
93a0341dbf
Namespaces
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llvm-svn: 1791
2002-02-24 23:03:09 +00:00
ccb9e604de
Handle more cases in the linker
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llvm-svn: 1771
2002-02-18 19:05:15 +00:00
4ed4caf44a
Bug fix for test/Regression/Other/2002-02-14-LevelRaiseBadAssert.ll
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llvm-svn: 1767
2002-02-14 22:21:40 +00:00
aca1090da2
Implement conversion of method pointer parameter in Call instruction
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to clean up MST benchmark.
llvm-svn: 1763
2002-02-14 19:44:09 +00:00
a5ee9139ba
* Check in fix for: llvm/test/Regression/Other/2002-02-14-LevelRaiseInstDelete.ll
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* Minor reformatting.
llvm-svn: 1760
2002-02-14 18:55:22 +00:00
Chris Lattner