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Author SHA1 Message Date
Patrik Hägglund
c3cd3956e6 Fix -Wcovered-switch-default warning. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157381 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-24 07:51:46 +00:00
Craig Topper
6366361998 Convert assert(0) to llvm_unreachable. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157380 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-24 07:02:50 +00:00
Bill Wendling
7a437a0a6f Remove old release notes. Ready them for additions from current development 
cycle.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157378 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-24 06:38:09 +00:00
Craig Topper
e329810482 Mark some static arrays as const. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157377 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-24 06:35:32 +00:00
Craig Topper
c5ce4d1d52 Use uint16_t to store registers in static tables. Matches other tables. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157375 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-24 06:09:56 +00:00
Craig Topper
53146a29bc Use uint16_t to store register number in static tables to match other tables. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157374 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-24 05:55:47 +00:00
Craig Topper
51f50c1106 Make some opcode tables static and const. Allows code to avoid making copies to pass the tables around. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157373 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-24 05:17:00 +00:00
Joel Jones
175e6f75fb Reflect that tblgen is now llvm-tblgen 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157371 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-24 04:38:50 +00:00
Craig Topper
6fcf129cf5 Mark a couple arrays as static and const. Use array_lengthof instead of sizeof/sizeof. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157369 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-24 04:22:05 +00:00
Craig Topper
032f441afc Mark a static array as const. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157368 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-24 04:11:15 +00:00
Craig Topper
cd2859eef8 Mark a static table as const. Shrink opcode size in static tables to uint16_t. Simplify loop iterating over one of those tables. No functional change intended. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157367 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-24 03:59:11 +00:00
Chad Rosier
3fb6eca0cd Tidy up naming for consistency and other cleanup. No functional change intended. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157358 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 23:45:10 +00:00
Jakob Stoklund Olesen
39867e6646 Add a test case for global live range splitting. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157357 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 23:42:23 +00:00
Jakob Stoklund Olesen
d74d284757 Add a last resort tryInstructionSplit() to RAGreedy. 
Live ranges with a constrained register class may benefit from splitting
around individual uses. It allows the remaining live range to use a
larger register class where it may allocate. This is like spilling to a
different register class.

This is only attempted on constrained register classes.

<rdar://problem/11438902>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157354 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 22:37:27 +00:00
Bill Wendling
dbb4e57a3c Forgot to reverse conditional. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157349 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 22:12:50 +00:00
Bill Wendling
20350db448 Reduce indentation by early detection of 'continue'. No functionality change. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157348 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 22:09:50 +00:00
Nicolas Geoffray
49efb1a6e7 llvm-ld does not exist anymore, use llvm-link instead. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157342 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 20:34:19 +00:00
Kaelyn Uhrain
63c5c371d8 Fix typo in flag to opt, and also a CHECK-NEXT that doesn't follow a 
CHECK. The latter error was hidden by the former, and the test harness
used by e.g. "make check" silently ignored that opt was printing an
error message about an unknown flag instead of running on the test file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157341 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 20:21:36 +00:00
Jakob Stoklund Olesen
e3b548219f Correctly deal with identity copies in RegisterCoalescer. 
Now that the coalescer keeps live intervals and machine code in sync at
all times, it needs to deal with identity copies differently.

When merging two virtual registers, all identity copies are removed
right away. This means that other identity copies must come from
somewhere else, and they are going to have a value number.

Deal with such copies by merging the value numbers before erasing the
copy instruction. Otherwise, we leave dangling value numbers in the live
interval.

This fixes PR12927.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157340 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 20:21:06 +00:00
Tim Northover
4c8657a957 Fix how CMake appends -m32 to linker command-lines 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157337 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 18:42:02 +00:00
Chad Rosier
1c8fccbc12 [arm-fast-isel] Add support for non-global callee. 
Patch by Jush Lu <jush.msn@gmail.com>.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157336 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 18:38:57 +00:00
Nuno Lopes
2b52630094 BoundsChecking: add a couple of simple tests and fix a bug in branch emition 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157329 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 16:24:52 +00:00
Nuno Lopes
ee8100d70a revert r156383: removal of TYPE_CODE_FUNCTION_OLD 
Apparently LLVM only stopped emitting this after LLVM 3.0

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157325 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 15:19:39 +00:00
Patrik Hägglund
ab767213fd Fix the inliner so that the optsize function attribute don't alter the 
inline threshold if the global inline threshold is lower (as for -Oz).

Reviewed by Chandler Carruth and Bill Wendling.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157323 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 13:42:57 +00:00
Patrik Hägglund
9ce6f6fe5e Fixed typo in r156905. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157320 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 12:34:56 +00:00
Patrik Hägglund
d76938788b Small fix for the debug output from PBQP (PR12822). 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157319 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 12:12:58 +00:00
Evgeniy Stepanov
06fdbaa914 Use zero-based shadow by default on Android. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157317 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 11:52:12 +00:00
Stepan Dyatkovskiy
a2067fbe22 PR1255(case ranges) related changes in Local Transformations. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157315 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 08:18:26 +00:00
Craig Topper
88097819fc Tidy up spacing. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157313 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 05:44:51 +00:00
Chris Lattner
a48289a672 small refinement to r157218 to save a tiny amount of table size in the common 
case.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157312 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 05:19:18 +00:00
Craig Topper
82dd67a1c8 Fix indentation of wrapped line for readability. No functional change. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157309 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 03:59:53 +00:00
Eric Christopher
bb0f6eac1f Add support for C++11 enum classes in llvm. 
Part of rdar://11496790

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157303 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-23 00:09:20 +00:00
Nuno Lopes
2f0a748452 address some of John Criswell's comments 
teach computeAllocSize about realloc, reallocf, and valloc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157298 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 22:02:19 +00:00
NAKAMURA Takumi
dd051a0414 ARMDisassembler.cpp: Fix utf8 char in comments. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157292 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 21:47:02 +00:00
Eric Christopher
4d069bf8ec Untabify and 80-col. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157274 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 18:45:24 +00:00
Eric Christopher
4a5d839dfa Formatting consistency. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157273 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 18:45:18 +00:00
Jakob Stoklund Olesen
a9fdbbc55f Also compute TopoSigs in synthetic register classes. 
CodeGenRegisterClass has two constructors. Both need to compute the
TopoSigs BitVector.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157271 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 18:20:28 +00:00
Nuno Lopes
49317e2df3 hopefully fix the CMake build. sorry for breakage 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157264 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 17:40:46 +00:00
Andrew Trick
3de8ad8bf9 LSR fix: add a missing phi check during IV hoisting. 
Fixes PR12898: SCEVExpander crash.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157263 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 17:39:59 +00:00
Nuno Lopes
5c525b59d5 add a new pass to instrument loads and stores for run-time bounds checking 
move EmitGEPOffset from InstCombine to Transforms/Utils/Local.h

(a draft of this) patch reviewed by Andrew, thanks.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157261 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 17:19:09 +00:00
Nuno Lopes
23e75da7e0 revert my previous patches that introduced an additional parameter to the objectsize intrinsic. 
After a lot of discussion, we realized it's not the best option for run-time bounds checking

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157255 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 15:25:31 +00:00
Jakob Stoklund Olesen
76ff741836 Only erase virtregs with no uses left. 
Also make sure registers aren't erased twice if the dead def mentions
the register twice.

This fixes PR12911.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157254 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 14:52:12 +00:00
Duncan Sands
5cdbb1de7d Fix PR12858, a crash due to GVN's PRE not fully removing an instruction from the 
leader table.  That's because it wasn't expecting instructions to turn up as
leader for a value number that is not its own, but equality propagation could
create this situation.  One solution is to have the leader table use a WeakVH
but this slows down GVN by about 5%.  Instead just have equality propagation not
add instructions to the leader table, only constants and arguments.  In theory
this might cause GVN to run more (each time it changes something it runs again)
but it doesn't seem to occur enough to cause a slow down.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157251 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 14:17:53 +00:00
Craig Topper
85b9e56bac Fix constant used for pshufb mask when lowering v16i8 shuffles. Bug introduced in r157043. Fixes PR12908. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157236 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 06:09:38 +00:00
Akira Hatanaka
18f3c78092 This patch adds a predicate to existing mips32 and mips64 so that those 
instruction encodings can be excluded during mips16 processing.

This revision fixes the issue raised by Jim Grosbach.

bool hasStandardEncoding() const { return !inMips16Mode(); }

When micromips is added it will be

bool StandardEncoding() const { return !inMips16Mode()&&  !inMicroMipsMode(); }

No additional testing is needed other than to assure that there is no regression
from this patch.

Patch by Reed Kotler.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157234 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 03:10:09 +00:00
Nuno Lopes
a7a2a3635f fix the quotient returned by sdivrem() for the case when LHS is negative and RHS is positive 
based on a patch by Preston Briggs, with some modifications

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157231 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-22 01:09:48 +00:00
Jim Grosbach
6b07bc604e FileCheck'ize test, and add a bit to test for r157221. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157222 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-21 23:50:00 +00:00
Jim Grosbach
b3a119a257 ARM: .end_data_region mismatch in Thumb2. 
32-bit offset jump tables just use real branch instructions and so aren't
marked as data regions. We were still emitting the .end_data_region
marker though, which assert()ed.

rdar://11499158

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157221 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-21 23:34:42 +00:00
Pete Cooper
b428511989 Added address space qualifier to intrinsic PointerType arguments. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157218 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-21 23:21:28 +00:00
Owen Anderson
4b6e6750fe Fix use of an unitialized value in the LegalizeOps expansion for ISD::SUB. No in-tree targets exercise this path. 
Patch by Micah Villmow.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157215 91177308-0d34-0410-b5e6-96231b3b80d8
 2012-05-21 22:39:20 +00:00