Chris Lattner
8a2dc0233f
I already merged partial-overwrite.ll -> PartialStore.ll
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Merge context-sensitive.ll -> simple.ll and upgrade it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120374 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 01:05:07 +00:00
Chris Lattner
75aa30bb1c
clean up DSE tests, removing some poorly reduced and useless old test,
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merging more into other larger .ll files, filecheckizing along the way.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120373 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 01:00:34 +00:00
Bill Wendling
0e45a5a901
Minor cleanups. No functional change.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120372 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:50:22 +00:00
Bill Wendling
6e46d84eea
s/ARM::BRIND/ARM::BX/g to coincide with r120366.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120371 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:48:15 +00:00
Chris Lattner
13815d9d3e
enhance basicaa to return "Mod" for a memcpy call when the
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queried location doesn't overlap the source, and add a testcase.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120370 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:43:16 +00:00
Bill Wendling
647fea57fd
Add correct encoding for "bl __aeabi_read_tp". However, the asm matcher isn't
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able to match this yet.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120369 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:34:08 +00:00
Chris Lattner
201d1e56bb
Teach basicaa that memset's modref set is at worst "mod" and never
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contains "ref".
Enhance DSE to use a modref query instead of a store-specific hack
to generalize the "ignore may-alias stores" optimization to handle
memset and memcpy.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120368 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:28:45 +00:00
Jim Grosbach
532c2f1d50
Rename BX/BRIND/etc patterns to clarify which is actually the BX instruction
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and which are pseudos.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120366 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:24:05 +00:00
Bill Wendling
67077419c6
Add some encoding for the adr instruction. Labels still need to be finished.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120365 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:18:30 +00:00
Owen Anderson
6af50f7dd1
Correct Thumb2 encodings for a much wider range of loads and stores.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120364 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:14:31 +00:00
Chris Lattner
184d1ba738
my previous patch would cause us to start deleting some volatile
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stores, fix and add a testcase.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120363 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:12:39 +00:00
Jim Grosbach
5c86a0a2b5
Make a few more ARM pseudo instructions actually use the PseudoInst base class.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120362 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:09:06 +00:00
Bill Wendling
8ca2fd6665
Predicate encoding should be withing {}s. And general cleanup.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120361 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:08:20 +00:00
Bill Wendling
194271a76e
Predicate encoding should be withing {}s.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120360 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:05:25 +00:00
Chris Lattner
0f53f592ad
two changes to DSE that shouldn't affect anything:
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1. Don't bother trying to optimize:
lifetime.end(ptr)
store(ptr)
as it is undefined, and therefore shouldn't exist.
2. Move the 'storing a loaded pointer' xform up, simplifying
the may-aliased store code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120359 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:01:19 +00:00
Bob Wilson
8e0c7b5287
Fix the encoding of VLD4-dup alignment.
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The only reasonable way I could find to do this is to provide an alternate
version of the addrmode6 operand with a different encoding function. Use it
for all the VLD-dup instructions for the sake of consistency.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120358 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:00:42 +00:00
Bob Wilson
173fb1421a
Rename VLDnDUP instructions with double-spaced registers
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in an attempt to make things a little more consistent.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120357 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:00:38 +00:00
Bob Wilson
6c4c982f83
Add support for NEON VLD3-dup instructions.
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The encoding for alignment in VLD4-dup instructions is still a work in progress.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120356 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-30 00:00:35 +00:00
Jim Grosbach
e76473d9ba
Simplify definitions of the ARM eh.sjlj.*jmp pseudo instructions.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120354 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 23:51:31 +00:00
Jim Grosbach
6e4221153b
Parameterize ARMPseudoInst size property.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120353 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 23:48:41 +00:00
Jim Grosbach
00a257af5b
Add a few missing initializers.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120350 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 23:41:10 +00:00
Michael J. Spencer
1f9864063f
Support/PathV2: Fix 80 col.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120349 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 23:35:49 +00:00
Michael J. Spencer
e6f26e874e
Support/PathV2: Update comments.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120348 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 23:35:35 +00:00
Chris Lattner
7a0b4fdd14
prune an llvmcontext include and simplify some code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120347 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 23:35:33 +00:00
Chris Lattner
695b281186
Generalize the darwin wrapper hack to work with generic macho triples as well as darwin ones.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120346 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 23:29:54 +00:00
Jim Grosbach
03f44a04e6
Nuke trailing whitespace.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120344 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 23:18:01 +00:00
Jim Grosbach
cd3c7cb915
Nuke a FIXME. No need to be fancier here, as ARM handles constant pools
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locations and formatting specially. rdar://7353441
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120343 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 23:09:20 +00:00
Chris Lattner
424a04ec4e
convert llvm-ar and llvm-ranlib to raw_ostream from iostreams.
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Patch by Danil Malyshev!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120341 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 23:02:20 +00:00
Owen Anderson
75579f739f
Provide Thumb2 encodings for basic loads and stores.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120340 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:44:32 +00:00
Evan Cheng
1e0eab122b
Mark Darwin call instructions as using "r7" to prevent the frame-register
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assignment instructions from being moved below / above calls.
rdar://8690640
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120339 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:43:27 +00:00
Jim Grosbach
a0bb253119
Nuke dead isCodeGenOnly annotation and extraneous comment.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120338 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:40:58 +00:00
Benjamin Kramer
59127b2a4e
Add missing colon.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120336 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:39:38 +00:00
Jim Grosbach
fbf0cb18cb
tidy up.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120335 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:38:48 +00:00
Bill Wendling
9b0e92ca5b
Thumb encodings for conditional moves.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120334 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:37:46 +00:00
Jim Grosbach
5ca66696e7
Pseudo-ize Thumb2 jump tables with explicit MC lowering to the raw
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instructions. This simplifies instruction printing and disassembly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120333 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:37:40 +00:00
Benjamin Kramer
8ad87ab166
Fix some broken CHECK lines.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120332 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:34:55 +00:00
Michael J. Spencer
013d15a677
unittests: Merge SystemTests back into SupportTests.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120330 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:29:04 +00:00
Michael J. Spencer
dffde99644
Support: Add PathV2 implementation.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120329 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:28:51 +00:00
Michael J. Spencer
44c1bc1457
system_error: Remove Windows headers.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120328 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:28:32 +00:00
Michael J. Spencer
ace996943a
Support/PathV2: Just about every function call requires the Twine header.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120327 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:28:22 +00:00
Bill Wendling
a46a493c02
Refactor some of the "disassembly-only" instructions into a base class. This
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reduces some code duplication.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120326 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 22:15:03 +00:00
Chris Lattner
e9e973018a
fix PR8677, patch by Jakub Staszak!
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120325 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 21:59:31 +00:00
Eric Christopher
7bb5996e47
Update fastisel for the changes in r120272.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120324 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 21:56:23 +00:00
Frits van Bommel
34ceb4db22
Transform (extractvalue (load P), ...) to (load (gep P, 0, ...)) if the load has no other uses, shrinking the load.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120323 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 21:56:20 +00:00
Jim Grosbach
d092a87ba3
Rename t2 TBB and TBH instructions to reference that they encode the jump table
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data. Next up, pseudo-izing them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120320 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 21:28:32 +00:00
Frits van Bommel
d2fe8e0acd
Update this test to keep testing the -instcombine transform it's supposed to be testing instead of triggering the improved constant folding for insertvalue and extractvalue.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120319 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 20:55:40 +00:00
Owen Anderson
5404c2b36e
Improving the factoring of several instruction encodings.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120317 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 20:38:48 +00:00
Frits van Bommel
3ee0af3584
Teach ConstantFoldInstruction() how to fold insertvalue and extractvalue.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120316 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 20:36:52 +00:00
Charles Davis
53ca1f3190
Now to chant the magical incantation that will exorcise the System library
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from LLVM forever:
grep -lR "llvm/System" * | grep -v .svn | xargs sed -ie 's#llvm/System#llvm/Support#g'
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120314 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 19:44:50 +00:00
Benjamin Kramer
693eeb5968
Remove empty directories.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120313 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 19:36:46 +00:00