OSDN Git Service
Evan Cheng [Tue, 9 Dec 2008 18:43:00 +0000 (18:43 +0000)]
xfail this for now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60777
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Evan Cheng [Tue, 9 Dec 2008 18:21:49 +0000 (18:21 +0000)]
Back out 60748 for now. It's breaking SPASS, 254.gap, and 464.h264ref.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60776
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Evan Cheng [Tue, 9 Dec 2008 17:56:30 +0000 (17:56 +0000)]
Cosmetic changes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60771
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Nuno Lopes [Tue, 9 Dec 2008 17:04:06 +0000 (17:04 +0000)]
remove unused var
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60770
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Dan Gohman [Tue, 9 Dec 2008 16:37:48 +0000 (16:37 +0000)]
Whitespace cleanups.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60769
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Mikhail Glushenkov [Tue, 9 Dec 2008 15:11:45 +0000 (15:11 +0000)]
Remove Clang tests since clang is not installed on the buildbots.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60767
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Mikhail Glushenkov [Tue, 9 Dec 2008 14:41:27 +0000 (14:41 +0000)]
Add some rudimentary tests for .
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60766
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Mikhail Glushenkov [Tue, 9 Dec 2008 14:41:00 +0000 (14:41 +0000)]
Man page typo fix.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60765
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Mikhail Glushenkov [Tue, 9 Dec 2008 14:40:18 +0000 (14:40 +0000)]
Support -emit-llvm properly (with -S and -c).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60764
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Duncan Sands [Tue, 9 Dec 2008 09:58:11 +0000 (09:58 +0000)]
Handle a compiler warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60755
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Chris Lattner [Tue, 9 Dec 2008 08:38:36 +0000 (08:38 +0000)]
fix typos gabor noticed
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60754
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Bill Wendling [Tue, 9 Dec 2008 07:55:31 +0000 (07:55 +0000)]
Correct my English.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60753
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Chris Lattner [Tue, 9 Dec 2008 07:52:59 +0000 (07:52 +0000)]
restructure the top level non-local ptr dep query to handle
the first block of a query specially. This makes the "complete query
caching" subsystem more effective, avoiding predecessor queries. This
speeds up GVN another 4%.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60752
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Chris Lattner [Tue, 9 Dec 2008 07:47:11 +0000 (07:47 +0000)]
rename getNonLocalPointerDepInternal -> getNonLocalPointerDepFromBB
and split its inner loop out into a new GetNonLocalInfoForBlock
function. No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60751
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Evan Cheng [Tue, 9 Dec 2008 07:31:49 +0000 (07:31 +0000)]
DisableGVCompilation should not abort on internal GlobalValue's.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60750
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Mon P Wang [Tue, 9 Dec 2008 07:27:39 +0000 (07:27 +0000)]
In LegalizeOp, don't change the result type of CONVERT_RNDSAT when promoting
one of its operand.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60749
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Nick Lewycky [Tue, 9 Dec 2008 07:25:04 +0000 (07:25 +0000)]
It's easy to handle SLE/SGE when the loop has a unit stride.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60748
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Chris Lattner [Tue, 9 Dec 2008 07:05:45 +0000 (07:05 +0000)]
if we have two elements, insert both, don't use std::sort.
This speeds up the new GVN by another 3%
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60747
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Chris Lattner [Tue, 9 Dec 2008 06:58:04 +0000 (06:58 +0000)]
If we're only adding one new element to 'Cache', insert it into its known
position instead of using a full sort. This speeds up GVN by ~4% with the
new memdep stuff.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60746
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Chris Lattner [Tue, 9 Dec 2008 06:44:17 +0000 (06:44 +0000)]
convert a couple other places that use pred_iterator to use the caching
pred iterator.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60745
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Chris Lattner [Tue, 9 Dec 2008 06:32:32 +0000 (06:32 +0000)]
newline at end of phile
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60744
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Chris Lattner [Tue, 9 Dec 2008 06:28:49 +0000 (06:28 +0000)]
use hte new pred cache to speed up the new non-local memdep
queries. This speeds up GVN using the new queries (not yet
checked in) by just over 10%.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60743
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Chris Lattner [Tue, 9 Dec 2008 06:27:07 +0000 (06:27 +0000)]
pred_iterator got a lot slower since use-diet landed. This is a
really simple cache class for these queries. Hopefully this can
be removed if pred_iterator speeds back up.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60742
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Scott Michel [Tue, 9 Dec 2008 06:12:03 +0000 (06:12 +0000)]
CellSPU:
- Fix call.ll and call_indirect.ll expected results, now that it's using a
different pre-register allocation scheduler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60741
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Mon P Wang [Tue, 9 Dec 2008 05:46:39 +0000 (05:46 +0000)]
Fix getNode to allow a vector for the shift amount for shifts of vectors.
Fix the shift amount when unrolling a vector shift into scalar shifts.
Fix problem in getShuffleScalarElt where it assumes that the input of
a bit convert must be a vector.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60740
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Chris Lattner [Tue, 9 Dec 2008 04:47:21 +0000 (04:47 +0000)]
Fix a really subtle off-by-one bug that Duncan noticed with valgrind
on test/CodeGen/Generic/2007-06-06-CriticalEdgeLandingPad.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60739
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Scott Michel [Tue, 9 Dec 2008 03:37:19 +0000 (03:37 +0000)]
CellSPU:
- Change default scheduling preference to list-burr, which produces somewhat
better code than the default. Could also use list-tdrr, but need to ask
dev list about the appropriate handy mnemonic before commiting.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60738
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Bill Wendling [Tue, 9 Dec 2008 02:42:50 +0000 (02:42 +0000)]
Add initial support for fast-isel of the [SU]ADDO intrinsics. It isn't
complete. For instance, it lowers the common case into this less-than-optimal
code:
addl %ecx, %eax
seto %cl
testb %cl, %cl
jne LBB1_2 ## overflow
instead of:
addl %ecx, %eax
jo LBB1_2 ## overflow
That will come in a future commit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60737
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Dan Gohman [Tue, 9 Dec 2008 02:18:52 +0000 (02:18 +0000)]
Fix the name of ISD::TokenFactor in a comment. Thanks Gabor!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60736
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Chris Lattner [Tue, 9 Dec 2008 02:10:10 +0000 (02:10 +0000)]
remove two unneeded forward declarations, pointed out by Gabor.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60735
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Dan Gohman [Tue, 9 Dec 2008 00:26:46 +0000 (00:26 +0000)]
Don't charge full latency for an anti-dependence, in this simplistic
pipeline model.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60733
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Dan Gohman [Mon, 8 Dec 2008 23:50:06 +0000 (23:50 +0000)]
Fix a couple of mistaken switch case fall-throughs. Thanks to Bill
for spotting these!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60728
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Devang Patel [Mon, 8 Dec 2008 23:44:46 +0000 (23:44 +0000)]
Actually test something. Use PR3170 test case.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60727
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Chris Lattner [Mon, 8 Dec 2008 22:44:07 +0000 (22:44 +0000)]
remove DebugIterations option. Despite the accusations,
jump threading has been shown to only expose problems not
have bugs itself. I'm sure it's completely bug free! ;-)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60725
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Evan Cheng [Mon, 8 Dec 2008 19:29:03 +0000 (19:29 +0000)]
Re-apply 60689 now my head is screwed on right.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60711
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Dan Gohman [Mon, 8 Dec 2008 17:50:35 +0000 (17:50 +0000)]
Fix the top-level comments, and fix some 80-column violations.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60707
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Dan Gohman [Mon, 8 Dec 2008 17:41:24 +0000 (17:41 +0000)]
Move the conversion to intptr_t to a separate statement. This
avoids GCC's warning even on 64-bit hosts.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60706
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Dan Gohman [Mon, 8 Dec 2008 17:38:02 +0000 (17:38 +0000)]
Revert 60689. It caused many regressions on Darwin targets.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60705
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Ted Kremenek [Mon, 8 Dec 2008 17:28:11 +0000 (17:28 +0000)]
Use 'delete []' instead of 'delete' in OwningArray::reset().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60703
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Devang Patel [Mon, 8 Dec 2008 17:07:24 +0000 (17:07 +0000)]
Fix spelling.
Thanks Duncan!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60702
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Devang Patel [Mon, 8 Dec 2008 17:02:37 +0000 (17:02 +0000)]
Undo previous patch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60701
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Duncan Sands [Mon, 8 Dec 2008 14:10:36 +0000 (14:10 +0000)]
Fix comment typo.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60698
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Duncan Sands [Mon, 8 Dec 2008 14:01:59 +0000 (14:01 +0000)]
Fix comment typo.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60697
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Dan Gohman [Mon, 8 Dec 2008 07:57:47 +0000 (07:57 +0000)]
Factor out the code for sign-extending/truncating gep indices
and use it in x86 address mode folding. Also, make
getRegForValue return 0 for illegal types even if it has a
ValueMap for them, because Argument values are put in the
ValueMap. This fixes PR3181.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60696
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Chris Lattner [Mon, 8 Dec 2008 07:31:50 +0000 (07:31 +0000)]
add another level of caching for non-local pointer queries, keeping
track of whether the CachedNonLocalPointerInfo for a block is specific
to a block. If so, just return it without any pred scanning. This is
good for a 6% speedup on GVN (when it uses this lookup method, which
it doesn't right now).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60695
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Chris Lattner [Mon, 8 Dec 2008 07:21:39 +0000 (07:21 +0000)]
consistency
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60694
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Chris Lattner [Mon, 8 Dec 2008 07:11:56 +0000 (07:11 +0000)]
introduce a new RoundUpAlignment helper function, use it to
remove some more 64-bit divs and rems from the StructLayout
ctor.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60692
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Dan Gohman [Mon, 8 Dec 2008 07:10:54 +0000 (07:10 +0000)]
Make ConstantAggregateZero::get return a ConstantAggregateZero*,
as suggested in PR3182.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60691
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Dan Gohman [Mon, 8 Dec 2008 07:07:24 +0000 (07:07 +0000)]
Update CPP backend for PrintModulePass API changes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60690
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Evan Cheng [Mon, 8 Dec 2008 06:52:43 +0000 (06:52 +0000)]
Perform cheap checks first.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60689
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Chris Lattner [Mon, 8 Dec 2008 06:50:51 +0000 (06:50 +0000)]
Speed up getABITypeSize by turning a i64 mul and div into an
AND. This is speedup on any reasonable target, but particularly
on 32-bit targets where this often turns into a libcall like udivdi3.
We know that alignments are a power of two but the compiler doesn't.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60688
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Chris Lattner [Mon, 8 Dec 2008 06:28:54 +0000 (06:28 +0000)]
Some minor optimizations for isObjectSmallerThan.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60687
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Dan Gohman [Mon, 8 Dec 2008 04:54:58 +0000 (04:54 +0000)]
Clarify a comment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60685
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Dan Gohman [Mon, 8 Dec 2008 04:54:11 +0000 (04:54 +0000)]
Move createVirtualRegister out-of-line.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60684
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Dan Gohman [Mon, 8 Dec 2008 04:53:23 +0000 (04:53 +0000)]
Clarify some comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60683
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Dan Gohman [Mon, 8 Dec 2008 04:11:50 +0000 (04:11 +0000)]
Add svn:ignore property.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60682
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Dan Gohman [Mon, 8 Dec 2008 04:02:47 +0000 (04:02 +0000)]
Generalize bugpoint's concept of a "safe" backend, and add options
to allow the "safe" backend to be run with a different path, and/or
with different command-line options.
This enables the following use cases:
- bugpoint llc against an llc command from a different build
- bugpoint llc against the same llc with different command-line options
- and more...
Also, document the existing "custom" interpreter options.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60681
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Nick Lewycky [Mon, 8 Dec 2008 00:45:02 +0000 (00:45 +0000)]
Fixes for Visual Studio users. Patch by OvermindDL1 on llvm-dev!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60679
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Dan Gohman [Sun, 7 Dec 2008 21:33:27 +0000 (21:33 +0000)]
Use bool instead of int, now that it no longer evokes a warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60678
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Dan Gohman [Sun, 7 Dec 2008 21:28:00 +0000 (21:28 +0000)]
Use intptr_t instead of unsigned here, which is more appropriate
in a really obscure way, but more importantly has the side effect
of avoiding a GCC warning in the case that IntType is bool.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60677
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Chris Lattner [Sun, 7 Dec 2008 18:45:15 +0000 (18:45 +0000)]
add an assert. the cast<> below would catch this but a message is more
useful.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60674
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Chris Lattner [Sun, 7 Dec 2008 18:42:51 +0000 (18:42 +0000)]
factor some code better.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60673
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Chris Lattner [Sun, 7 Dec 2008 18:39:13 +0000 (18:39 +0000)]
factor some code, fixing some fixme's.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60672
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Chris Lattner [Sun, 7 Dec 2008 18:21:37 +0000 (18:21 +0000)]
fix a typo duncan noticed!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60671
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Oscar Fuentes [Sun, 7 Dec 2008 17:01:16 +0000 (17:01 +0000)]
CMake: Added Tool.cpp to tools/llvmc/driver.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60670
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:48:07 +0000 (16:48 +0000)]
Man page update.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60669
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:47:42 +0000 (16:47 +0000)]
Describe recent changes in the documentation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60668
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:47:12 +0000 (16:47 +0000)]
Make 'extern' an option property.
Makes (forward) work better.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60667
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:46:23 +0000 (16:46 +0000)]
Plugin updates: support more options.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60666
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:45:37 +0000 (16:45 +0000)]
Join tools couldn't be used in the middle of the toolchain.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60665
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:45:12 +0000 (16:45 +0000)]
Better error message.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60664
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:44:47 +0000 (16:44 +0000)]
Re-apply Cedric's changes.
Use B instead of Beg (for consistency), but NodeA and NodeB instead of A
and B.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60663
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:44:15 +0000 (16:44 +0000)]
Add some clarifying comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60662
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:43:42 +0000 (16:43 +0000)]
Enable the Clang plugin by default.
This will eventually replace `ccc`. The command `llvmc -clang` now uses
the Clang toolchain instead of `llvm-gcc`.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60661
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:43:17 +0000 (16:43 +0000)]
Update plugins to use (actions).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60660
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:42:47 +0000 (16:42 +0000)]
Try to guess when the auto-generated cl::Sink option should be marked 'extern'.
This would be much easier to do if the CommandLine library didn't use
global state. Global state is evil.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60659
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:42:22 +0000 (16:42 +0000)]
Add a (progn)-like construct for (actions). Implemented as a DAG list.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60658
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:41:50 +0000 (16:41 +0000)]
Add tests for tblgen's LLVMC backend.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60657
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Mikhail Glushenkov [Sun, 7 Dec 2008 16:41:11 +0000 (16:41 +0000)]
Use (actions) instead of option properties, support external options.
Also includes a major refactoring. See documentation for more
information.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60656
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Chris Lattner [Sun, 7 Dec 2008 08:50:20 +0000 (08:50 +0000)]
add support for caching pointer dependence queries. Nothing uses this yet
so it "can't" break anything. That said, it does appear to work.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60654
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Chris Lattner [Sun, 7 Dec 2008 07:22:45 +0000 (07:22 +0000)]
fix a bug I introduced in simplifycfg handling single entry phi
nodes. FoldSingleEntryPHINodes deletes the PHI, so there is no
need to delete it afterward.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60653
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Owen Anderson [Sun, 7 Dec 2008 05:33:18 +0000 (05:33 +0000)]
Switch to top-down mode and fix a crasher this exposed caused by an error in the
live interval updating.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60652
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Nick Lewycky [Sun, 7 Dec 2008 03:49:52 +0000 (03:49 +0000)]
Fix typo, psuedo -> pseudo.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60651
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Chris Lattner [Sun, 7 Dec 2008 02:56:57 +0000 (02:56 +0000)]
Some internal refactoring to make it easier to cache results.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60650
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Chris Lattner [Sun, 7 Dec 2008 02:15:47 +0000 (02:15 +0000)]
Introduce a new MemDep::getNonLocalPointerDependency
method. This will eventually take over load/store dep
queries from getNonLocalDependency. For now it works
fine, but is incredibly slow because it does no caching.
Lets not switch GVN to use it until that is fixed :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60649
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Chris Lattner [Sun, 7 Dec 2008 01:50:16 +0000 (01:50 +0000)]
push the "pointer case" up the analysis stack a bit. This causes
duplication of logic (in 2 places) to determine what pointer a
load/store touches. This will be addressed in a future commit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60648
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Chris Lattner [Sun, 7 Dec 2008 01:21:14 +0000 (01:21 +0000)]
make clients have to know how to call getCallSiteDependencyFrom
instead of making getDependencyFrom do it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60647
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Chris Lattner [Sun, 7 Dec 2008 00:39:19 +0000 (00:39 +0000)]
rename some variables for consistency
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60644
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Chris Lattner [Sun, 7 Dec 2008 00:38:27 +0000 (00:38 +0000)]
I love how using out of scope variables is not an error with GCC, no really I do.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60643
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Chris Lattner [Sun, 7 Dec 2008 00:35:51 +0000 (00:35 +0000)]
Rename getCallSiteDependency -> getCallSiteDependencyFrom to
emphasize the scanning and make it more similar to
getDependencyFrom
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60642
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Chris Lattner [Sun, 7 Dec 2008 00:28:02 +0000 (00:28 +0000)]
a memdep query on a volatile load/store will always return
clobber with the current implementation. Instead of returning
a "precise clobber" just return a fuzzy one. This doesn't
matter to any clients anyway and should speed up analysis time
very very slightly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60641
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Chris Lattner [Sun, 7 Dec 2008 00:25:15 +0000 (00:25 +0000)]
don't bother touching volatile stores, they will just return clobber on
everything interesting anyway.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60640
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Chris Lattner [Sun, 7 Dec 2008 00:21:18 +0000 (00:21 +0000)]
remove the ability to get memdep info for vaarg. I don't think the
original impl was correct and noone actually makes the query anyway.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60639
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Chris Lattner [Sun, 7 Dec 2008 00:16:50 +0000 (00:16 +0000)]
make getDependencyFrom private.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60637
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Chris Lattner [Sun, 7 Dec 2008 00:15:10 +0000 (00:15 +0000)]
improve a note.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60636
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Chris Lattner [Sat, 6 Dec 2008 22:52:12 +0000 (22:52 +0000)]
some more PRE/GVN/DSE related notes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60633
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Chris Lattner [Sat, 6 Dec 2008 22:49:05 +0000 (22:49 +0000)]
add a note
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60632
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Chris Lattner [Sat, 6 Dec 2008 19:28:22 +0000 (19:28 +0000)]
some random notes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60624
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Nick Lewycky [Sat, 6 Dec 2008 17:57:05 +0000 (17:57 +0000)]
Minor cleanup. Use dyn_cast, not isa/cast pairs. No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60623
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Evan Cheng [Sat, 6 Dec 2008 02:00:55 +0000 (02:00 +0000)]
Clean up some ARM GV asm printing out; minor fixes to match what gcc does.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60621
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