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2012-03-06Add the beginnings of documentation for the Name Accelerator Tables.Eric Christopher
Based on a writeup originally by Greg Clayton. Abuse div and pre tags horribly. Needs a bit more cleanup. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152093 91177308-0d34-0410-b5e6-96231b3b80d8
2012-03-06Delete trailing whitespace to clean up.Eric Christopher
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152092 91177308-0d34-0410-b5e6-96231b3b80d8
2012-03-03llvm/docs/GarbageCollection.html: Prune utf8 BOM.NAKAMURA Takumi
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151968 91177308-0d34-0410-b5e6-96231b3b80d8
2012-03-02add llvm.gcroot into GarbageCollection.html, patch bylost lostfreeman@gmail.com.Jia Liu
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151908 91177308-0d34-0410-b5e6-96231b3b80d8
2012-03-01rplace Alpha with ARM in docs/WritingAnLLVMBackend.html, patch by chenwjJia Liu
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151811 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-29Where the alloca'd space actually lives in ram is undefined, and attempting toNick Lewycky
pin it down is undefined behaviour. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151710 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-27Update tblgen command guide. Remove unused tblgen InstrEnumEmitter files.Craig Topper
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151513 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-26Remove more GCC FE build stuff.Chad Rosier
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151507 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-26Installing the GCC front end is no longer supported.Chad Rosier
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151506 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-26Cleanup the LLVM Getting Started page.Chad Rosier
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151505 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-26Add href to clang in overview.Chad Rosier
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151503 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-26Remove references to llvm-gcc from overview and tutorial.Chad Rosier
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151502 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-26Add a random .LL file generator to stress-test different llvm components.Nadav Rotem
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151479 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-23Release not for ARM integrated assembler support.Jim Grosbach
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151308 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-23Typo.Chad Rosier
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151302 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-23The LLVM Getting Started documentation is out of date. It would be nice ifChad Rosier
someone could update this, but for now at least reference the Clang Getting Started document, which is much more current. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151285 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-22libclc is now dual licensed, Tobias and Peter own their respective subprojects.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151186 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-22Add Foreach LoopDavid Greene
Add some data structures to represent for loops. These will be referenced during object processing to do any needed iteration and instantiation. Add foreach keyword support to the lexer. Add a mode to indicate that we're parsing a foreach loop. This allows the value parser to early-out when processing the foreach value list. Add a routine to parse foreach iteration declarations. This is separate from ParseDeclaration because the type of the named value (the iterator) doesn't match the type of the initializer value (the value list). It also needs to add two values to the foreach record: the iterator and the value list. Add parsing support for foreach. Add the code to process foreach loops and create defs based on iterator values. Allow foreach loops to be matched at the top level. When parsing an IDValue check if it is a foreach loop iterator for one of the active loops. If so, return a VarInit for it. Add Emacs keyword support for foreach. Add VIM keyword support for foreach. Add tests to check foreach operation. Add TableGen documentation for foreach. Support foreach with multiple objects. Support non-braced foreach body with one object. Do not require types for the foreach declaration. Assume the iterator type from the iteration list element type. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151164 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-22Add a Briggs and Torczon sparse set implementation.Jakob Stoklund Olesen
For objects that can be identified by small unsigned keys, SparseSet provides constant time clear() and fast deterministic iteration. Insert, erase, and find operations are typically faster than hash tables. SparseSet is useful for keeping information about physical registers, virtual registers, or numbered basic blocks. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151110 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Fix documentation.Chad Rosier
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150860 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16Note x86 regmask operands in release notes.Jakob Stoklund Olesen
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150712 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16Add blurb about module flags and reformat a bit.Bill Wendling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150677 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-16Give a description of the Objective-C garbage collection module flags.Bill Wendling
The rule governing the flags is this: no-gc + no-gc = no-gc no-gc + gc = no-gc no-gc + gc-only = error gc + gc = gc gc + gc-only = gc-only gc-only + gc-only = gc-only git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150646 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-15utils: Kill NewNightlyTest.pl, which has been replaced by LNT (as far as I ↵Daniel Dunbar
know). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150610 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-11Document the new module flags.Bill Wendling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150301 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-10Added description of invariant.load metadata to LangRef. It was added to ↵Pete Cooper
the compiler in r144100 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150257 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-10update --enable-targets listJia Liu
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150229 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-09Now subprogram descriptors are not collected by llvm.dbg.sp NamedMDNode. ↵Devang Patel
Update document to reflect this change. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150187 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-08fix broken linkChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150105 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-08No actual functional change here, just some clarifications:Chris Lattner
Clarify that contributors are agreeing to license their code under the license corresponding to the subproject that they are contributing to, as requested by a potential contributor. Also, as a drive-by, update the llvm-gcc/GPL section to mention dragonegg and say that GPL code is all in its own repo's. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150065 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-08add an explicit section on static constructors.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150037 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-07Rephrase to add clarity.Bill Wendling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149972 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-06Document the 'unwind' removal.Bill Wendling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149914 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-06[unwind removal] Remove any mention of the 'unwind' instruction. What was thatBill Wendling
instruction anyway?! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149913 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-06Update docs describing objective-c property encoding. This includes support ↵Devang Patel
for properties that are not backed by an ivar. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149879 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-06Mention that the 'unwind' instruction is now deprecated.Bill Wendling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149876 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-05Fix typo and broken linkEli Bendersky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149820 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-05Add missing parenEli Bendersky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149817 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-01Add a basic-block autovectorization pass.Hal Finkel
This is the initial checkin of the basic-block autovectorization pass along with some supporting vectorization infrastructure. Special thanks to everyone who helped review this code over the last several months (especially Tobias Grosser). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149468 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-30basic-aa does support AliasAnalysis chaining now.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149293 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-30DenseMap::find_as() and unit tests.Talin
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149229 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-25Tidy up. s/Low Level Virtual Machine/LLVM/.Jim Grosbach
LLVM isn't an acronym anymore. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148985 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-23Fix broken link.Nick Lewycky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148692 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-20Extend Attributes to 64 bitsKostya Serebryany
Problem: LLVM needs more function attributes than currently available (32 bits). One such proposed attribute is "address_safety", which shows that a function is being checked for address safety (by AddressSanitizer, SAFECode, etc). Solution: - extend the Attributes from 32 bits to 64-bits - wrap the object into a class so that unsigned is never erroneously used instead - change "unsigned" to "Attributes" throughout the code, including one place in clang. - the class has no "operator uint64 ()", but it has "uint64_t Raw() " to support packing/unpacking. - the class has "safe operator bool()" to support the common idiom: if (Attributes attr = getAttrs()) useAttrs(attr); - The CTOR from uint64_t is marked explicit, so I had to add a few explicit CTOR calls - Add the new attribute "address_safety". Doing it in the same commit to check that attributes beyond first 32 bits actually work. - Some of the functions from the Attribute namespace are worth moving inside the class, but I'd prefer to have it as a separate commit. Tested: "make check" on Linux (32-bit and 64-bit) and Mac (10.6) built/run spec CPU 2006 on Linux with clang -O2. This change will break clang build in lib/CodeGen/CGCall.cpp. The following patch will fix it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148553 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-19Fix typo.Chad Rosier
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148497 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-16Add a new kind of MachineOperand: MO_RegisterMask.Jakob Stoklund Olesen
Register masks will be used as a compact representation of large clobber lists. Currently, an x86 call instruction has some 40 operands representing call-clobbered registers. That's more than 1kB of useless operands per call site. A register mask operand references a bit mask of call-preserved registers, everything else is clobbered. The bit mask will typically come from TargetRegisterInfo::getCallPreservedMask(). By abandoning ImplicitDefs for call-clobbered registers, it also becomes possible to share call instruction descriptions between calling conventions, and we can get rid of the WINCALL* instructions. This patch introduces the new operand kind. Future patches will add RegMask support to target-independent passes before finally the fixed clobber lists can be removed from call instruction descriptions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148250 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-16Adding a Hexagon cell for segmented stacks, as they have been implemented ↵Joe Abbey
for X86 and not Sparc... Committed as obvious git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148237 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-13Try to clarify a little how exception handling works.Duncan Sands
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148136 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-12Revert accidental commit.Bill Wendling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148065 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-12Fix the code that was WRONG.Bill Wendling
The registers are placed into the saved registers list in the reverse order, which is why the original loop was written to loop backwards. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148064 91177308-0d34-0410-b5e6-96231b3b80d8