Chris Lattner
eee1f57cea
verify limits-fndefn.c from the GCC testsuite before the
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heat death of the universe, fixing an O(N^2) problem in the
size of a basic block.
llvm-svn: 53749
2008-07-18 05:23:39 +00:00
Chris Lattner
eab49263b5
Fix a bunch of bugs handling vector compare constant expressions, fixing
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PR2317.
llvm-svn: 53544
2008-07-14 05:17:31 +00:00
Chris Lattner
c5098a2877
Document and fix Constant::getVectorElements to return an empty vector
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when presented with a constant expr.
If ConstantExpr::getV[IF]Cmp to work when ConstantFoldCompareInstruction
returns an undef or constant expr.
llvm-svn: 53541
2008-07-14 05:10:41 +00:00
Dan Gohman
3707f1daba
Use find instead of lower_bound.
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llvm-svn: 53474
2008-07-11 20:58:19 +00:00
Chris Lattner
d977c07680
SImplify ConstantVector::get a bit and make it turn a vector
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of all undefs into a single undef value.
llvm-svn: 53384
2008-07-10 00:44:03 +00:00
Chris Lattner
67136cff7b
Fix a case where vector comparison constant folding would cause an
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infinite recursion. part of PR2529
llvm-svn: 53383
2008-07-10 00:29:28 +00:00
Chris Lattner
2105d66c05
add a helper method for code that wants to handle vector
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constants by element without caring how they are formed.
llvm-svn: 53381
2008-07-10 00:28:11 +00:00
Chris Lattner
b69689e18b
elementwise comparison of vector constants was completely wrong. Fix
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it for PR2529
llvm-svn: 53380
2008-07-10 00:08:17 +00:00
Evan Cheng
0e6973442d
- Replace use of std::map<std::string, ..> with StringMap. Replace use of std::map with DenseMap, std::set with SmallPtrSet. This results in minor speed up.
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- Some code clean up.
llvm-svn: 53379
2008-07-10 00:04:23 +00:00
Dan Gohman
1526985bac
Consistently put quotes around pass names in debugging output.
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llvm-svn: 53268
2008-07-09 00:50:40 +00:00
Chris Lattner
350e41760a
improve comment
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llvm-svn: 53243
2008-07-08 18:47:38 +00:00
Duncan Sands
66336db096
Add some helpers for manipulating function
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parameter attributes.
llvm-svn: 53228
2008-07-08 09:41:30 +00:00
Duncan Sands
78c8872d87
Add some convenience methods for manipulating
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call attributes.
llvm-svn: 53223
2008-07-08 08:38:44 +00:00
Chris Lattner
d137a08b0d
Fix three bugs:
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1) evaluate [v]fcmp true/false with undefs to true or false instead
of undef.
2) fix vector comparisons with undef to return a vector result instead
of i1
3) fix vector comparisons with evaluatable results to return vector
true/false instead of i1 true/false (PR2529)
llvm-svn: 53220
2008-07-08 05:46:34 +00:00
Dan Gohman
56e3f63ec5
Add explicit keywords.
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llvm-svn: 53179
2008-07-07 18:00:37 +00:00
Bill Wendling
2e50689435
Revert my previous check-in that split up MachineModuleInfo. It turns out to
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slow the compiler down at -O0 some 30% or more. Ooops.
llvm-svn: 53120
2008-07-03 22:53:42 +00:00
Matthijs Kooijman
ba5d7efc6c
Add newline at the end of Constants.cpp.
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llvm-svn: 53092
2008-07-03 07:46:41 +00:00
Dan Gohman
7722f791f6
Use operator new instead of new char[].
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llvm-svn: 53066
2008-07-03 00:53:09 +00:00
Devang Patel
99ad4ba227
Disable dom info verifier by default.
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llvm-svn: 52983
2008-07-01 21:36:11 +00:00
Devang Patel
67c79a4992
Fix typos in comments.
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Thanks for the feedback!
llvm-svn: 52978
2008-07-01 19:50:56 +00:00
Devang Patel
9dbe4d15ec
Add dom info verifier.
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llvm-svn: 52967
2008-07-01 17:44:24 +00:00
Devang Patel
81ea3bb55c
Move dominator info printer into tool/opt/GraphPrinters.cpp
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llvm-svn: 52907
2008-06-30 17:32:58 +00:00
Evan Cheng
da3db11db3
- Re-apply 52748 and friends with fix. GetConstantStringInfo() returns an empty string for ConstantAggregateZero case which surprises selectiondag.
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- Correctly handle memcpy from constant string which is zero-initialized.
llvm-svn: 52891
2008-06-30 07:31:25 +00:00
Anton Korobeynikov
a7c583d584
Revert (52748 and friends):
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Move GetConstantStringInfo to lib/Analysis. Remove
string output routine from Constant. Update all
callers. Change debug intrinsic api slightly to
accomodate move of routine, these now return values
instead of strings.
This unbreaks llvm-gcc bootstrap.
llvm-svn: 52884
2008-06-29 17:57:03 +00:00
Chris Lattner
36b4e8f2fe
implement some fixme's by making "autorenaming" in the value symbol table not
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thrash the heap with string stuff (e.g. utostr).
llvm-svn: 52838
2008-06-27 21:26:26 +00:00
Chris Lattner
42e983e5a9
simplify some code to avoid string thrashing.
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llvm-svn: 52837
2008-06-27 21:25:24 +00:00
Chris Lattner
e43649fa62
Add a new version of Module::getFunction that takes a const char* instead
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of a std::string. This avoids copying the string to the heap in common
cases. Patch by Pratik Solanki!
llvm-svn: 52834
2008-06-27 21:09:10 +00:00
Devang Patel
abc6e6ab9f
Add dominator info printer pass.
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llvm-svn: 52829
2008-06-27 16:43:21 +00:00
Bill Wendling
c758698d2c
Refactor the DebugInfoDesc stuff out of the MachineModuleInfo file. Clean up
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some uses of std::vector, where it's return std::vector by value. Yuck!
llvm-svn: 52800
2008-06-27 00:09:40 +00:00
Eric Christopher
d0ab9c47e6
Move GetConstantStringInfo to lib/Analysis. Remove
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string output routine from Constant. Update all
callers. Change debug intrinsic api slightly to
accomodate move of routine, these now return values
instead of strings.
llvm-svn: 52748
2008-06-26 00:31:12 +00:00
Mon P Wang
6a490371c9
Added MemOperands to Atomic operations since Atomics touches memory.
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Added abstract class MemSDNode for any Node that have an associated MemOperand
Changed atomic.lcs => atomic.cmp.swap, atomic.las => atomic.load.add, and
atomic.lss => atomic.load.sub
llvm-svn: 52706
2008-06-25 08:15:39 +00:00
Owen Anderson
ee9c30d435
Use push_back rather than operator[], which is incorrect in this cases. Unfortunately, this slow the testcase down a little bit,
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but only marginally.
llvm-svn: 52700
2008-06-25 01:05:05 +00:00
Owen Anderson
79c69bc45f
In ConstantArray::getAsString(), we know the size of the resultant string in advance so we can pre-allocate it and just fill in
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the entries. This improves the time for the AsmPrinter on InstructionCombining.cpp from 0.4248s to 0.3370s.
llvm-svn: 52690
2008-06-24 21:58:29 +00:00
Dan Gohman
61163850af
Use const_cast instead of a C-style cast.
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llvm-svn: 52684
2008-06-24 17:47:37 +00:00
Dan Gohman
210e6c1876
Remove two convenience constructors because they're now private, and the
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private implementation doesn't really need the convenience.
llvm-svn: 52629
2008-06-23 16:48:17 +00:00
Dan Gohman
031f0bba15
Use std::copy instead of a loop.
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llvm-svn: 52628
2008-06-23 16:45:24 +00:00
Dan Gohman
a469bdbcdf
More changes from Chris' review: simplify getIndices and avoid
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copying its return value.
llvm-svn: 52627
2008-06-23 16:39:44 +00:00
Dan Gohman
c7076914ac
Use Function's arg_size() and size() methods.
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llvm-svn: 52605
2008-06-21 22:06:54 +00:00
Chris Lattner
106b046d83
fix some warnings when assertions are disabled.
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llvm-svn: 52587
2008-06-21 19:47:03 +00:00
Dan Gohman
d87e813e41
Simplify this code. Thanks Chris!
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llvm-svn: 52514
2008-06-20 00:47:44 +00:00
Dan Gohman
7cc14c55da
Auto-upgrade code for multiple-value return statements. This code
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isn't actually called yet.
llvm-svn: 52435
2008-06-17 23:38:43 +00:00
Dan Gohman
d8ca05f4ee
In InsertValueInst's copy ctor, actually copy the operands.
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llvm-svn: 52434
2008-06-17 23:25:49 +00:00
Dan Gohman
4a3125ba29
Implement the ExtractValueInst::getIndexedType that accepts one
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index value.
llvm-svn: 52432
2008-06-17 21:07:55 +00:00
Owen Anderson
2505e0c36b
Add an insertBefore method for attaching previously unattached instructions,
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such as those created by clone(), to a basic block.
llvm-svn: 52424
2008-06-17 18:29:27 +00:00
Chris Lattner
caefb0b5c7
switch TypeHasCycleThroughItself from using an std::set to using a SmallPtrSet,
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this speeds up the linking testcase in PR1860 by 44% (.379 -> 0.263)
llvm-svn: 52365
2008-06-16 21:20:58 +00:00
Chris Lattner
7d6aac85c4
fix pr2460
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llvm-svn: 52294
2008-06-16 04:02:40 +00:00
Evan Cheng
89553cc42e
Do not speculatively execute an instruction by hoisting it to its predecessor BB if any of its operands are defined but not used in BB. The transformation will prevent the operand from being sunk into the use block.
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llvm-svn: 52244
2008-06-12 21:15:59 +00:00
Dan Gohman
27ae953278
Re-apply 52002, allowing the verifier to accept non-MRV struct return
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types on functions, with adjustments so that it accepts both
new-style aggregate returns and old-style MRV returns, including those
with only a single member.
llvm-svn: 52157
2008-06-09 21:26:13 +00:00
Gabor Greif
cbcc495c1b
get rid of ExtractValueInst::init's Value argument, it is already passed to the UnaryInstruction ctor
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llvm-svn: 52064
2008-06-06 21:06:32 +00:00
Gabor Greif
21ba184b27
make ExtractValueInst derived from UnaryInstruction
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llvm-svn: 52061
2008-06-06 20:28:12 +00:00