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020f4106f8
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Author SHA1 Message Date
Evan Cheng
020f4106f8 Model ARM predicated write as read-mod-write. e.g. 
r0 = mov #0
r0 = moveq #1

Then the second instruction has an implicit data dependency on the first
instruction. Sadly I have yet to come up with a small test case that
demonstrate the post-ra scheduler taking advantage of this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146583 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 20:00:08 +00:00
Jim Grosbach
e90ac9bce9 ARM NEON VST2 assembly parsing and encoding. 
Work in progress. Parsing for non-writeback, single spaced register lists
works now. The rest have the representations better factored, but still
need more to be able to parse properly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146579 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 19:35:22 +00:00
Stepan Dyatkovskiy
ac12ef4ad2 Fix for bug #11429: Wrong behaviour for switches. Small improvement for code size heuristics. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146578 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 19:19:17 +00:00
Dan Gohman
f9096e450b It turns out that clang does use pointer-to-function types to 
point to ARC-managed pointers sometimes. This fixes rdar://10551239.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146577 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 19:10:53 +00:00
Jakob Stoklund Olesen
5e46dcbb4b Fix speling and 80-col. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146575 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 18:49:13 +00:00
Akira Hatanaka
3faac0a78c Add support for local dynamic TLS model in LowerGlobalTLSAddress. Direct object 
emission is not supported yet, but a patch that adds the support should follow
soon.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146572 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 18:26:41 +00:00
Jim Grosbach
5dca1c9f63 Fix copy/pasto that skipped the 'modify' step. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146571 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 18:12:37 +00:00
Jim Grosbach
4677708d4f ARM/Thumb2 mov vs. mvn alias goes both ways. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146570 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 17:56:51 +00:00
Chad Rosier
6762f8f302 VFP2 is required for FP loads. Noticed by inspection. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146569 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 17:55:03 +00:00
Chad Rosier
64ac91b4b6 Tidy up. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146568 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 17:32:02 +00:00
Jim Grosbach
8d11c6349f ARM/Thumb2 'cmp rn, #imm' alias to cmn. 
When 'cmp rn #imm' doesn't match due to the immediate not being representable,
but 'cmn rn, #-imm' does match, use the latter in place of the former, as
it's equivalent.

rdar://10552389

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146567 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 17:30:24 +00:00
Chad Rosier
404ed3c223 Fix 80-column violation and extraneous brackets. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146566 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 17:26:05 +00:00
Duncan Sands
20536b5bca Vectors are not aggregate types (see isAggregateType). 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146561 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 15:44:20 +00:00
NAKAMURA Takumi
d2cda5ce51 llvm/lib/CodeGen: Fix cmake build since r146542. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146550 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 03:50:53 +00:00
Eli Friedman
e6109828d7 Fix a stupid typo in MemDepPrinter. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146549 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 02:54:39 +00:00
Eli Friedman
e08db65c48 Add missing cases to SDNode::getOperationName(). Patch by Micah Villmow. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146548 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 02:28:54 +00:00
Evan Cheng
12dfdb424d Allow target to specify register output dependency. Still default to one. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146547 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 02:28:53 +00:00
Bill Wendling
dbdc616ed5 Revert r146481 to review possible miscompilations. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146546 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 02:18:26 +00:00
Bill Wendling
e08643be3a Disable to review some failures. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146545 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 02:16:54 +00:00
Jim Grosbach
a39cda7aff ARM assembler support for the target-specific .req directive. 
rdar://10549683


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146543 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 02:16:11 +00:00
Evan Cheng
ddfd1377d2 - Add MachineInstrBundle.h and MachineInstrBundle.cpp. This includes a function 
to finalize MI bundles (i.e. add BUNDLE instruction and computing register def
  and use lists of the BUNDLE instruction) and a pass to unpack bundles.
- Teach more of MachineBasic and MachineInstr methods to be bundle aware.
- Switch Thumb2 IT block to MI bundles and delete the hazard recognizer hack to
  prevent IT blocks from being broken apart.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146542 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 02:11:42 +00:00
Chad Rosier
8f644259dc Add newline at EOF. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146538 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 01:34:39 +00:00
Nick Lewycky
798313d6c1 DW_AT_virtuality is also defined to be constant, not flag. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146534 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 00:56:07 +00:00
Chad Rosier
c6cff9daf4 Per discussion on the list, remove BitcodeVerify pass to reimplement as a free function. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146531 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 00:29:31 +00:00
Kostya Serebryany
bd7910d158 [asan] remove .preinit_array from the compiler module (it breaks .so builds). This should be done in the run-time. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146527 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-14 00:01:51 +00:00
Michael J. Spencer
a740e19e7e llvm-nm: refactor in order to support reading files from stdin. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146524 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 23:17:29 +00:00
Michael J. Spencer
5b08230930 Support/FileSystem: Add file_magic and move a vew clients over to it. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146523 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 23:17:12 +00:00
Michael J. Spencer
b92cb30cf5 Support/Program: Make Change<stream>ToBinary return error_code. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146522 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 23:16:49 +00:00
Michael J. Spencer
faebf11a34 Cleanup whitespace. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146521 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 23:16:15 +00:00
Jim Grosbach
863d2af947 Thumb2 assembler aliases for "mov(shifted register)" 
rdar://10549767


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146520 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 22:45:11 +00:00
Jim Grosbach
27debd60a1 ARM LDM/STM system instruction variants. 
rdar://10550269

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146519 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 21:48:29 +00:00
Jim Grosbach
b0659873e6 Thumb2 pre/post indexed stores can be from any non-PC GPR. 
rdar://10549786

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146518 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 21:10:25 +00:00
Jim Grosbach
0da6e867cf Test for 146516 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146517 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 21:06:59 +00:00
Jim Grosbach
d7ea73a490 Thumb2 tweak for ccout handling in RSB parsing. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146516 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 21:06:41 +00:00
Jim Grosbach
55b02f28c1 ARM thumb2 parsing of "rsb rd, rn, #0". 
rdar://10549741


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146515 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 20:50:38 +00:00
Jim Grosbach
0f293de207 ARM NEON two-operand aliases for VQDMULH. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146514 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 20:40:37 +00:00
Jim Grosbach
e91e7bcadc ARM pre-UAL NEG mnemonic for convenience when porting old code. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146511 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 20:23:22 +00:00
Jim Grosbach
f10154010e ARM add some more pre-UAL VFP mnemonics for convenience when porting old code. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146508 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 20:13:48 +00:00
Jim Grosbach
485d8bf7e5 ARM add more 'gas' compatibility aliases for NEON instructions. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146507 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 20:08:32 +00:00
Kostya Serebryany
1ff33e52c3 mention AddressSanitizer in 3.1 release notes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146505 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 19:46:24 +00:00
Kostya Serebryany
085cb8f0b9 [asan] report an error if blacklist file contains a malformed regex. fixes asan issue 17 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146503 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 19:34:53 +00:00
Chad Rosier
8a9bce978f [fast-isel] Unaligned loads of floats are not supported. Therefore, convert to a regular 
load and then move the result from a GPR to a FPR.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146502 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 19:22:14 +00:00
Chris Lattner
21e1b7a13c Rip llvm 3.0 out of the release notes, making room for LLVM 3.1 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146493 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 17:55:30 +00:00
Chad Rosier
5bd83345c7 [fast-isel] Remove SelectInsertValue() as fast-isel wasn't designed to handle 
instructions that define aggregate types.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146492 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 17:45:06 +00:00
Bill Wendling
4762f75251 Avoid using the 'insertvalue' instruction here. 
Fast ISel isn't able to handle 'insertvalue' and it causes a large slowdown
during -O0 compilation. We don't necessarily need to generate an aggregate of
the values here if they're just going to be extracted directly afterwards.
<rdar://problem/10530851>


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146481 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 09:22:43 +00:00
Nick Lewycky
13aaca5edf DW_AT_accessibility is "constant" class, not form class, so it may not use 
DW_FORM_flag. Use DW_FORM_data1 for one byte.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146475 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 05:09:11 +00:00
Akira Hatanaka
d1472e8657 Add test/MC/Mips/dg.exp. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146472 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 04:12:49 +00:00
Akira Hatanaka
692be5491a Move direct object emitter test to directory test/MC/Mips. Rename it to 
elf-relsym.ll.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146470 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 03:50:34 +00:00
Akira Hatanaka
044a784fa5 Expand .cprestore directive to multiple instructions if the offset does not fit 
in a 16-bit field.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146469 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 03:09:05 +00:00
Akira Hatanaka
f3315cf65f Relocation against a symbol, instead of against section. We had some extreme 
test cases where there were a lot of relocations applied relative to a large
rodata section. Gas would create a symbol for each of these whereas we would
be relative to the beginning of the rodata section. This change mimics what
gas does.

Patch by Jack Carter.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146468 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-12-13 02:27:40 +00:00