Kenneth Uildriks
6e97e1d4be
Fixed and reactivated a partial specialization test
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111516 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 12:42:38 +00:00
Eli Friedman
a8fa392691
Use std::string instead of StringRef in ClangAttrEmitter.cpp; per report on
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cfe-dev, fixes an error compiling with MSVC. Using a StringRef here doesn't
look safe in any case.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111513 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 06:11:05 +00:00
Jim Grosbach
a0fc005321
Update local stack block allocation to let PEI do the allocs if no additional
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base registers were required. This will allow for slightly better packing
of the locals when alignment padding is necessary after callee saved registers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111508 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 02:47:08 +00:00
Dan Gohman
8a757aeac4
Revert r111199; it breaks -debug-pass=Structure output.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111500 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 01:29:07 +00:00
Eric Christopher
e81043a7df
Reapply the virtual register patch from 109102. The places where we were
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depending on the number of virtual registers appear to have all been handled
now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111499 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 01:25:50 +00:00
Chris Lattner
59f8a6a666
fix PR7465, mishandling of lcall and ljmp: intersegment long
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call and jumps.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111496 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 01:18:43 +00:00
Dan Gohman
694a15eabe
Process the step before the start, because it's usually the simpler
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of the two.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111495 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 01:02:31 +00:00
Chris Lattner
efbdc8e236
minor progress towards fixing PR7465
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111494 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 01:00:34 +00:00
Eric Christopher
456144eb14
Add an AddOptionalDefs method and use it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111489 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 00:37:05 +00:00
Daniel Dunbar
1ca8559de5
lit/GoogleTest: Add .exe to the suffix when looking for tests.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111487 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 00:22:45 +00:00
Sean Hunt
5c5f46697d
Add include missing for VC build.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111484 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 00:19:03 +00:00
Dale Johannesen
a69c4939d9
Testcase for llvm-gcc checkin 111482.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111483 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 00:09:07 +00:00
Bill Wendling
f0e132c385
Add the "isCompare" attribute to the defm instead of each individual instr.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111481 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 00:05:48 +00:00
Sean Hunt
5b38500197
Remove three spurious semicolons
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111480 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-19 00:03:05 +00:00
Jakob Stoklund Olesen
7552a3df39
Don't call Predicate_* in Mips.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111468 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 23:56:46 +00:00
Eric Christopher
d96b02b3d6
Remove extra header.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111456 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 23:38:16 +00:00
Sean Hunt
726a3d284e
Finish full attribute class emission for clang.
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For more information, see the accompanying clang patch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111454 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 23:23:09 +00:00
Jim Grosbach
cd799ce8f8
Add a newline to debug output
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111453 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 23:14:02 +00:00
Chris Lattner
2215c607c3
refix PR1143 by making basicaa analyze zexts of indices aggresively,
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which I broke with a recent patch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111452 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 23:09:49 +00:00
Evan Cheng
c3439ad63f
If any def of a machine-sink candidate has local uses, it's obviously not safe to sink it to a successor block. This bug has been hidden because a later check for critical-edge disable these illegal optimizations. This patch should significantly reduce the amount of time spent on checking dominator information for obviously unsafe sinking.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111450 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 23:09:25 +00:00
Chris Lattner
ff2efb9f9c
GetLinearExpression is only called when TD is non-null, pass as
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a reference instead of pointer.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111445 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 22:52:09 +00:00
Chris Lattner
8807e9fbdf
rework GEP decomposition to make a new VariableGEPIndex struct instead of
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using a pair. This tidies up the code a bit. While setting things up, add
a (currently unused) field to keep track of how the value is extended.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111444 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 22:47:56 +00:00
Jim Grosbach
2b1e202e1c
Enable ARM base register reuse to local stack slot allocation. Whenever a new
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frame index reference to an object in the local block is seen, check if
it's near enough to any previously allocaated base register to re-use.
rdar://8277890
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111443 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 22:44:49 +00:00
Dan Gohman
e0b313d599
Add a testcase to verify that commands don't crash when they hit
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errors on stderr.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111440 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 22:35:56 +00:00
Dan Gohman
2499990699
Make raw_fd_ostream consider itself the owner of STDOUT_FILENO when
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constructed with an output filename of "-". In particular, allow the
file descriptor to be closed, and close the file descriptor in the
destructor if it hasn't been explicitly closed already, to ensure
that any write errors are detected.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111436 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 22:26:19 +00:00
Dan Gohman
4bb4641784
When sending stats output to stdout for grepping, don't emit normal
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output to standard output also.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111435 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 22:22:44 +00:00
Chris Lattner
30963fbe8f
move gep decomposition out of ValueTracking into BasicAA. The form of
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decomposition that it is doing is very basicaa specific and is only used
by basicaa.
Now with less tree breakingness.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111433 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 22:07:29 +00:00
Dan Gohman
d77e5a8176
Tidy.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111432 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 22:04:43 +00:00
Bill Wendling
ad422718f9
Minor simplification. Gets rid of a needless temporary.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111430 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 21:32:07 +00:00
Owen Anderson
b81fd62a66
Use ConstantRange to propagate information through value definitions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111425 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 21:11:37 +00:00
Dan Gohman
4a8d7db6cf
When sending stats output to stdout for grepping, don't emit normal
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output to standard output also.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111401 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 20:32:46 +00:00
Jakob Stoklund Olesen
ff3ae8691c
Thinking about it, we don't need MachineDominatorTree after all. The DomValue
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map discovers the iterated dominance frontier for free.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111400 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 20:29:53 +00:00
Dan Gohman
e16068240e
Introduce a ScopedFatalErrorHandler class to make it easy to register
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fatal error handlers which automatically get unregistered at the end
of a scope.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111398 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 20:16:39 +00:00
Jakob Stoklund Olesen
cf16bea74e
Revert r111394. It was too aggressive.
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We must complete the DFS, otherwise we might miss needed phi-defs, and
prematurely color live ranges with a non-dominating value.
This is not a big deal since we get to color more of the CFG and the next
mapValue call will be faster.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111397 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 20:06:05 +00:00
Jakob Stoklund Olesen
4d440bd786
Aggressively prune the DFS when inserting phi-defs.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111394 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 19:00:11 +00:00
Jakob Stoklund Olesen
1407c84242
Add the LiveIntervalMap class. Don't hook it up yet.
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LiveIntervalMap maps values from a parent LiveInterval to a child interval that
is a strict subset. It will create phi-def values as needed to preserve the
VNInfo SSA form in the child interval.
This leads to an algorithm very similar to the one in SSAUpdaterImpl.h, but with
enough differences that the code can't be reused:
- We don't need to manipulate PHI instructions.
- LiveIntervals have kills.
- We have MachineDominatorTree.
- We can use df_iterator.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111393 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 19:00:08 +00:00
Jakob Stoklund Olesen
6709c7bcda
Add df_iterator::getPathLength and getPath as a way of getting a path from the
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entry node to the current node.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111392 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 19:00:05 +00:00
Daniel Dunbar
4ae56d725d
Revert r111375, "move gep decomposition out of ValueTracking into BasicAA. The
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form of", it doesn't pass tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111385 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 18:43:08 +00:00
Bill Wendling
3d7ff08c82
Improve whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111384 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 18:41:13 +00:00
Bill Wendling
86b98b5874
Marked with ATTRIBUTE_USED so that clang doesn't complain.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111383 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 18:40:57 +00:00
Owen Anderson
00ac77ef88
Inform LazyValueInfo whenever a block is deleted, to avoid dangling pointer issues.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111382 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 18:39:01 +00:00
Daniel Dunbar
c983b20661
MC/ELF: Allow null values in virtual sections, ELF doesn't use special
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directives for putting contents in .bss, for example.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111376 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 18:22:37 +00:00
Chris Lattner
6b63037306
move gep decomposition out of ValueTracking into BasicAA. The form of
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decomposition that it is doing is very basicaa specific and is only used
by basicaa.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111375 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 18:22:17 +00:00
Jim Grosbach
74d803a58c
Add hook for re-using virtual base registers for local stack slot access.
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Nothing fancy, just ask the target if any currently available base reg
is in range for the instruction under consideration and use the first one
that is. Placeholder ARM implementation simply returns false for now.
ongoing saga of rdar://8277890
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111374 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 17:57:37 +00:00
Dan Gohman
18cde6df91
Eliminate some redundancy by relying on raw_fd_ostream to handle "-"
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properly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111373 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 17:55:15 +00:00
Dan Gohman
4931b312c0
Allow the -analyze option to follow the -o option, which defaults to
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standard output, instead of just hardcoding outs().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111372 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 17:42:59 +00:00
Dan Gohman
86cbc1bb11
Don't translate "-" to outs() manually; raw_ostream does that automatically.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111371 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 17:40:10 +00:00
Dan Gohman
510cea0f90
Don't translate "-" to outs() manually; raw_ostream does that
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automatically.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111370 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 17:26:50 +00:00
Dan Gohman
ca91912a3b
Don't register stdout to be deleted on a signal.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111368 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 17:21:42 +00:00
Dan Gohman
0a6ee29aae
Remove an unused command-line option.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111367 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-18 17:20:51 +00:00