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33176 Commits

Author SHA1 Message Date
Evan Cheng
faf93aa233 Load / store multiple was missing opportunites when the load / store bundles are at the end of the bb. Test case is already in, the bug is exposed by subsequent commit. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84842 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 06:47:35 +00:00
Chris Lattner
e00c43fc35 move another load optimization from instcombine -> libanalysis. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84841 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 06:44:07 +00:00
Chris Lattner
62d327e241 move 'loading i32 from string' optimization from instcombine 
to libanalysis.  Instcombine shrinking... does this even 
make sense???


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84840 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 06:38:35 +00:00
Chris Lattner
878e494670 Move some constant folding logic for loads out of instcombine into 
Analysis/ConstantFolding.cpp.  This doesn't change the behavior of
instcombine but makes other clients of ConstantFoldInstruction
able to handle loads.  This was partially extracted from Eli's patch
in PR3152.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84836 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 06:25:11 +00:00
Evan Cheng
62d1723a9c Trim more includes. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84832 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 05:11:00 +00:00
Evan Cheng
268c79350e Trim include. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84831 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 05:08:49 +00:00
Chris Lattner
c5e5498058 fix warning. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84826 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 03:42:27 +00:00
Devang Patel
ce6a1c9756 Fix getHandlerNames() interface. Now it populate clinet supplied small vector with handler names. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84820 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 01:01:24 +00:00
Evan Cheng
8000c6c535 Don't generate sbfx / ubfx with negative lsb field. Patch by David Conrad. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84813 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 00:40:00 +00:00
Devang Patel
921bdaaa98 Use StringRef to construct MDString. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84811 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 00:22:05 +00:00
Chris Lattner
7f23958aa4 fix PR5262. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84810 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 00:17:26 +00:00
Anton Korobeynikov
f32df4ce3e Use special DAG-to-DAG preprocessing to allow mem-mem instructions to be selected. 
Yay for ASCII graphics!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84808 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 00:16:00 +00:00
Anton Korobeynikov
443b2153e3 Fix null pointer dereference. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84806 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 00:15:17 +00:00
Devang Patel
49b63a1f2c Remove meaningless const. 
Pass StringRef by value.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84804 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 00:10:15 +00:00
Dan Gohman
6d31268a7d Revert the main portion of r31856. It was causing BranchFolding 
to break up CFG diamonds by banishing one of the blocks to the end of
the function, which is bad for code density and branch size.

This does pessimize MultiSource/Benchmarks/Ptrdist/yacr2, the
benchmark cited as the reason for the change, however I've examined
the code and it looks more like a case of gaming a particular
branch than of being generally applicable.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84803 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-22 00:03:58 +00:00
Devang Patel
49708ad993 Derive metadata hierarchy from Value instead of User. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84801 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 23:57:35 +00:00
Chris Lattner
857eb5793e revert r84754, it isn't the right approach. Edwin, please propose 
patches for fixes like this instead of committing them directly.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84799 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 23:41:58 +00:00
Jim Grosbach
41fff8c19a Missing piece of the ARM frame index post-scavenging conditionalization 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84798 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 23:40:56 +00:00
Benjamin Kramer
ff233b858a Fix thinko noticed by Chris. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84797 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 23:29:32 +00:00
Dale Johannesen
8ba2d5befc Rename msasm to alignstack per review. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84795 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 23:28:00 +00:00
Benjamin Kramer
e31cd34b8a Remove pointless return; at end of function. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84794 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 23:27:54 +00:00
Jim Grosbach
29bed1c8bb The spill restore needs to be resolved to the SP/FP just like the spill 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84792 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 22:59:56 +00:00
Jim Grosbach
1d6827bbe9 Conditionalize ARM/T2 frame index post-scavenging while working out fixes 
for a few bugs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84791 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 22:59:24 +00:00
Benjamin Kramer
f8ea2e28bb Simplify code. No intended functionality change. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84790 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 22:55:51 +00:00
Devang Patel
f7ce17e8a8 Use StringRef. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84786 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 21:57:13 +00:00
Bob Wilson
20d108140e Most of the NEON shuffle instructions do not support 64-bit element types. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84785 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 21:36:27 +00:00
Devang Patel
028fa77d56 Do not use SmallVector to store MDNode elements. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84784 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 21:25:09 +00:00
Anton Korobeynikov
a55d33d96e Revert r84764, it breaks mingw build 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84783 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 21:15:18 +00:00
Jim Grosbach
65b7f3af76 Improve handling of immediates by splitting 32-bit immediates into two 16-bit 
immediate operands when they will fit into the using instruction.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84778 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 20:44:34 +00:00
Anton Korobeynikov
a91f4c561e Add DAG printing for RMW stuff debugging 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84776 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 19:18:28 +00:00
Anton Korobeynikov
83fceb9481 RMW preprocessing stuff was incorrect. Grab the stuff from x86 backend and disable some tests until it will be clever enough to handle them. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84775 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 19:17:55 +00:00
Anton Korobeynikov
90593d2e1f Implement branch folding 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84774 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 19:17:18 +00:00
Anton Korobeynikov
3926fb63c2 Cosmetic changes, no functionality changes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84773 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 19:16:49 +00:00
Victor Hernandez
68afa54033 Make changes to rev 84292 as requested by Chris Lattner. 
Most changes are cleanup, but there is 1 correctness fix:
I fixed InstCombine so that the icmp is removed only if the malloc call is removed (which requires explicit removal because the Worklist won't DCE any calls since they can have side-effects).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84772 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 19:11:40 +00:00
Bob Wilson
b27b51aaa6 Fix NEON VST2LN instruction encoding. 
Patch by Johnny Chen.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84767 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 17:54:01 +00:00
Bob Wilson
407d57489f Revert 84732. It was the wrong fix. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84766 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 17:52:34 +00:00
Devang Patel
b5df28a151 Incorporate various suggestions Chris gave during metadata review. 
- i < getNumElements()  instead of getNumElements() > i
- Make setParent() private
- Fix use of resizeOperands
- Reset HasMetadata bit after removing all metadata attached to an instruction
- Efficient use of iterators



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84765 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 17:33:41 +00:00
Sanjiv Gupta
36a9c8f0b3 Build shared lib instead of an archive. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84764 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 17:27:23 +00:00
Jim Grosbach
3325537682 Cleanup of frame index scavenging. Better code flow and more accurately 
handles T2 and ARM use cases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84761 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 15:26:21 +00:00
Torok Edwin
0739bd0ab2 Fix PR5262: when folding select into PHI, make sure all operands are available 
in the PHI's Basic Block. This uses a conservative approach, because we don't
have dominator info in instcombine.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84754 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 10:49:00 +00:00
Sanjiv Gupta
4e4bba5c80 Add a pass to overlay pic16 data sections for function frame and automatic 
variables. This pass can be invoked by llvm-ld or opt to traverse over the call graph 
to detect what function frames and their automatic variables can be overlaid.
Currently this builds an archive , but needs to be changed to a loadable module.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84753 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 10:42:44 +00:00
Evan Cheng
2095659a85 Match more patterns to movt. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84751 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 08:15:52 +00:00
Evan Cheng
5affca0763 Need a comma after imp-use. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84749 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 07:56:02 +00:00
Douglas Gregor
7bb3862895 De-bork CMake build 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84744 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 06:01:54 +00:00
Chris Lattner
a52fce49eb make GVN work better when TD is not around: 
"In the existing code, if the load and the value to replace it with are
of different types *and* target data is available, it tries to use the
target data to coerce the replacement value to the type of the load.
Otherwise, it skips all effort to handle the type mismatch and just
feeds the wrongly-typed replacement value to replaceAllUsesWith, which
triggers an assertion.

The patch replaces it with an outer if checking for type mismatch, and
an inner if-else that checks whether target data is available and, if
not, returns false rather than trying to replace the load."

Patch by Kenneth Uildriks!



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84739 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 04:11:19 +00:00
Chris Lattner
1ce75ef5ef tidy 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84738 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 04:10:24 +00:00
Bob Wilson
b3c8359360 Fix some more NEON instruction encoding problems. 
Thanks to Johnny Chen for discovering the problem.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84732 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 02:27:20 +00:00
Devang Patel
08e4339310 Do not remove dead metadata for now. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84731 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 02:21:34 +00:00
Bob Wilson
507df402b0 Leave some NEON instruction encoding bits unspecified instead of setting 
a default value of zero.  This is important for decoding the instructions.
Patch by Johnny Chen, with some changes from me, too.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84730 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 02:15:46 +00:00
Dan Gohman
c1ae8c9b8f Revert r84658 and r84691. They were causing llvm-gcc bootstrap to fail. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84727 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 01:44:44 +00:00
Chris Lattner
7d26443bb7 IPSCCP is missing stuff. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84725 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 01:10:37 +00:00
Jeffrey Yasskin
4cdc5bb707 Delete the MacOSJITEventListener per echristo's request. It was disabled by 
default and didn't work anyway.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84720 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:43:48 +00:00
Anton Korobeynikov
12ddf139ce Add note 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84713 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:14:15 +00:00
Anton Korobeynikov
514200d5ef Be crazy and assert in case of unsupported modifier passed. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84712 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:13:58 +00:00
Anton Korobeynikov
0a2e206b40 Handle external symbols 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84711 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:13:42 +00:00
Anton Korobeynikov
8ecaf237e0 Distinguish between pcrel imm operands and 'normal' ones. Fix fixes gross weirdness of asmprinting. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84710 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:13:25 +00:00
Anton Korobeynikov
dc2165e18e Add basic block operands & jump kinds 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84709 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:13:05 +00:00
Anton Korobeynikov
3d6e560eef Ignore all implicit reg operands 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84708 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:12:44 +00:00
Anton Korobeynikov
efa236f40d Add a workaround for different memops prefixes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84707 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:12:27 +00:00
Anton Korobeynikov
9b0b852698 Checkpoint MCInst printer. We (almostly) able to print global / JT / constpool entries 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84706 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:12:08 +00:00
Anton Korobeynikov
b5a921679f Add simple operand printing stuff 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84704 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:11:27 +00:00
Anton Korobeynikov
13853e233b Add experimental MSP430 MCInstLowering stuff 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84703 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:11:08 +00:00
Anton Korobeynikov
1074aae0d1 Wire up MSP430 printMCInst() method 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84702 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:10:47 +00:00
Anton Korobeynikov
680dec703c Add MSP430 InstPrinter stub 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84701 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:10:30 +00:00
Anton Korobeynikov
51f3f9a8a7 Use proper target data 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84700 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-21 00:10:00 +00:00
David Goodwin
7441d14873 Respect src register allocation requirements when breaking anti-dependencies. Remove some dead code. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84691 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 22:50:43 +00:00
Devang Patel
d9723e9a28 Cosmetic changes. 
s/validName/isValidName/g
s/with an Instruction/to an Instruction/g
s/RegisterMDKind/registerMDKind/g


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84689 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 22:50:27 +00:00
Daniel Dunbar
a7cc65283a Fix -Asserts warning. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84687 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 22:10:05 +00:00
Anton Korobeynikov
2bcf60a9cc Fix invalid for vector types fneg(bitconvert(x)) => bitconvert(x ^ sign) 
transform.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84683 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 21:37:45 +00:00
Lang Hames
3fd7a68ba9 Oops. Backing out 84681 - needs to wait for the indexing patch. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84682 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 21:28:22 +00:00
Lang Hames
67f25669db Added some debugging output to pre-alloc splitting. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84681 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 21:25:13 +00:00
Dan Gohman
eed9e5b833 Fix another place that calls Loop::contains a lot to construct a sorted 
container of the blocks and do efficient lookups. This makes
isLoopSimplifyForm much faster on large loops, fixing a significant
compile-time issue in builds with assertions enabled.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84673 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 20:41:13 +00:00
Jim Grosbach
3229b0bcf1 Disable by default while debugging 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84669 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 20:31:31 +00:00
Chris Lattner
88a8624f8e alternate fix for PR5258 which avoids worklist problems, with reduced testcase. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84667 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 20:27:49 +00:00
Jim Grosbach
18ed9c9a2b add cmd line opt to disable frame index reuse for ARM and T2. debug aid. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84664 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 20:19:50 +00:00
Dan Gohman
cd53f64367 Restore LoopUnswitch's block-oriented threshold. LoopUnswitch now checks both 
the estimated code size and the number of blocks when deciding whether to
do a non-trivial unswitch. This protects it from some very undesirable
worst-case behavior on large numbers of loop-unswitchable conditions, such
as in the testcase in PR5259.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84661 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 20:06:09 +00:00
David Goodwin
480c529e02 Checkpoint more aggressive anti-dependency breaking for post-ra scheduler. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84658 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 19:54:44 +00:00
Jim Grosbach
03d02d4faa Better handle instructions that re-def a scratch register 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84657 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 19:52:35 +00:00
Dan Gohman
bab42bdd87 Following r84485, add Defs = [EFLAGS] to the 32-bit lock instructions too. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84652 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 18:14:49 +00:00
Jeffrey Yasskin
1e86132122 Move the Function*->allocated blocks map from the JITMemoryManager to the 
JITEmitter.

I'm gradually making Functions auto-remove themselves from the JIT when they're
destroyed. In this case, the Function needs to be removed from the JITEmitter,
but the map recording which Functions need to be removed lived behind the
JITMemoryManager interface, which made things difficult.

This patch replaces the deallocateMemForFunction(Function*) method with a pair
of methods deallocateFunctionBody(void *) and deallocateExceptionTable(void *)
corresponding to the two startFoo/endFoo pairs.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84651 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 18:13:21 +00:00
Jim Grosbach
f7a0c0de6d Register re-use for scavenged frame indices must check for re-deginition 
of the register in the instruction which kills the scavenged value.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84641 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 16:33:57 +00:00
Dan Gohman
1a49295eae Make TranslateX86CC return COND_INVALID instead of aborting when it 
encounters an OEQ or UNE comparison, and update its callers to check
for this return status and recover. This fixes a problem resulting from
the LowerOperation hooks being called from LegalizeVectorOps, because
LegalizeVectorOps only lowers vectors, so OEQ and UNE comparisons may
still be at large. This fixes PR5092.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84640 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 16:22:37 +00:00
Torok Edwin
f993327e71 Fix PR5258, jump-threading creating invalid PHIs. 
When an incoming value for a PHI is updated, we must also updated all other
incoming values for the same BB to match, otherwise we create invalid PHIs.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84638 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 15:42:00 +00:00
Torok Edwin
2b6183d254 Fix PR4313: IPSCCP was not setting the lattice value for the invoke instruction 
when the invoke had multiple return values: it set the lattice value only on the
extractvalue.
This caused the invoke's lattice value to remain the default (undefined), and
later propagated to extractvalue's operand, which incorrectly introduces
undefined behavior.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84637 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 15:15:09 +00:00
Benjamin Kramer
174101e13a Random #include pruning. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84632 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 11:44:38 +00:00
Sanjiv Gupta
2edef7efdc This file is replaeced by PIC16Section.h. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84628 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 09:16:32 +00:00
Chris Lattner
235e2f6a68 implement some more easy hooks. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84614 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 06:22:33 +00:00
Chris Lattner
bf16faa16a Implement some hooks, make printOperand abort if unknown modifiers are 
present.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84613 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 06:15:28 +00:00
Chris Lattner
c6b8a99207 t2MOVi32imm is currently always lowered by the Thumb2ITBlockPass. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84611 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 05:58:02 +00:00
Daniel Dunbar
2685a29a8d Wire up the ARM MCInst printer, for llvm-mc. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84600 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 05:15:36 +00:00
Dan Gohman
07adb85cb7 Re-apply r84295, with fixes to how the loop "top" and "bottom" blocks are 
tracked. Instead of trying to manually keep track of these locations
while doing complex modifications, just recompute them when they're needed.
This fixes a bug in which the TopMBB and BotMBB were not correctly updated,
leading to invalid transformations.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84598 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 04:50:37 +00:00
Evan Cheng
5f4fb86d58 Trim unnecessary includes. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84597 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 04:23:20 +00:00
Dan Gohman
81b16a3558 Add getTopBlock and getBottomBlock member functions to MachineLoopInfo. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84596 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 04:16:37 +00:00
Jim Grosbach
8fa4efeabf Now that all ARM subtargets use frame index scavenging, the Thumb1 requires* 
functions are not needed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84587 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 01:32:47 +00:00
Evan Cheng
0222a8cfb8 If the physical register being spilled does not have an interval, spill its sub-registers instead. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84586 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 01:31:09 +00:00
Jim Grosbach
7e831db1d4 Enable post-pass frame index register scavenging for ARM and Thumb2 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84585 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 01:26:58 +00:00
Chris Lattner
161dcbf799 lower ARM::MOVi32imm properly. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84583 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 01:11:37 +00:00
Chris Lattner
292df8eb1f add support for external symbols. The mc instprinter can now handle 
reasonable code like Codegen/ARM/2009-02-27-SpillerBug.ll, producing 
identical output except for superior formatting of constant pool entries.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84582 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 00:56:16 +00:00
Chris Lattner
96bc2173bb get fancy: support basic block operands. Yay for jumps. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84579 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 00:52:47 +00:00
Chris Lattner
233917c072 add supprort for the 'sbit' operand, MOVi apparently has one. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84577 91177308-0d34-0410-b5e6-96231b3b80d8
 2009-10-20 00:46:11 +00:00