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2010-03-02AL is an optional mnemonic extension for always, except in IT instructions.Johnny Chen
Add printMandatoryPredicateOperand() PrintMethod for IT predicate printing. Ref: A8.3 Conditional execution git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97571 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Change some asm shift opcode strings to lowercase.Johnny Chen
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97567 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02fix typo add missing (Xerxes Ranby
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97565 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Unbreak llvm-arm-linux buildbot and fix PR5309.Xerxes Ranby
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97564 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Rather than passing "false" for InsertBefore, AddressSpace for ThreadLocal,Duncan Sands
and nothing for AddressSpace, pass 0 for InsertBefore, "false" for ThreadLocal and AddressSpace for AddressSpace. Spotted by gcc-4.5. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97563 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Fix the xfail I added a couple of patches back. The issueChris Lattner
was that we weren't properly handling the case when interior nodes of a matched pattern become dead after updating chain and flag uses. Now we handle this explicitly in UpdateChainsAndFlags. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97561 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02I was confused about this, it turns out that MorphNodeToChris Lattner
*does* delete ex-operands that become dead. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97559 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02factor node morphing out to its own helper method.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97558 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Sink InstructionSelect() out of each target into SDISel, and rename itChris Lattner
DoInstructionSelection. Inline "SelectRoot" into it from DAGISelHeader. Sink some other stuff out of DAGISelHeader into SDISel. Eliminate the various 'Indent' stuff from various targets, which dates to when isel was recursive. 17 files changed, 114 insertions(+), 430 deletions(-) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97555 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Only save vector registers if we've defined for the vector registers.Eric Christopher
Fixes PR5309. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97554 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Fix looking up MD names to not need a module.Erick Tryzelaar
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97550 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Add file to CMakeLists.txtEric Christopher
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97545 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Add skeleton of a machine level cse pass.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97543 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Use the right induction variable.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97541 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Rewrite chain handling validation and input TokenFactor handlingChris Lattner
stuff now that we don't care about emulating the old broken behavior of the old isel. This eliminates the 'CheckChainCompatible' check (along with IsChainCompatible) which did an incorrect and inefficient scan *up* the chain nodes which happened as the pattern was being formed and does the validation at the end in HandleMergeInputChains when it forms a structural pattern. This scans "down" the graph, which means that it is quickly bounded by nodes already selected. This also handles token factors that get "trapped" in the dag. Removing the CheckChainCompatible nodes also shrinks the generated tables by about 6K for X86 (down to 83K). There are two pieces remaining before I can nuke PreprocessRMW: 1. I xfailed a test because we're now producing worse code in a case that has nothing to do with the change: it turns out that our use of MorphNodeTo will leave dead nodes in the graph which (depending on how the graph is walked) end up causing bogus uses of chains and blocking matches. This is really bad for other reasons, so I'll fix this in a follow-up patch. 2. CheckFoldableChainNode needs to be improved to handle the TF. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97539 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Fix several places to handle vector operands properly.Dan Gohman
Based on a patch by Micah Villmow for PR6438. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97538 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Non-affine post-inc SCEV expansions have more code which must beDan Gohman
emitted after the increment. Make sure the insert position reflects this. This fixes PR6453. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97537 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Remove dead parameter passing.Bill Wendling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97536 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Constructors and operators for anonymous aggregates does not names. Do not ↵Devang Patel
force empty AT_name attribute in such cases. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97533 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Floating-point add, sub, and mul are now spelled fadd, fsub, and fmul,Dan Gohman
respectively. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97531 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02remove dead code.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97529 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02Don't attempt load PRE when there is no real redundancy (i.e., the load is inBob Wilson
a loop and is itself the only dependency). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97526 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-02refactor some code out of OPC_EmitMergeInputChains into aChris Lattner
new helper function. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97525 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01When GVN needs to split critical edges for load PRE, check all of theBob Wilson
predecessors before returning. Otherwise, if multiple predecessor edges need splitting, we only get one of them per iteration. This makes a small but measurable compile time improvement with -enable-full-load-pre. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97521 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01remove a little hack I did for the old isel, not neededChris Lattner
now that it is gone. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97516 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01MemoryDepAnalysis is not used if redundant load processing is disabled.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97512 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01remove all but one version of SelectionDAG::MorphNodeToChris Lattner
(the most general) the others are dead. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97511 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Remove the optimize for code size limitation on r67917. Optimize 64-bit imul ↵Evan Cheng
by constants into leas + shl regardless if optimizing for code size. The size saving from using imulq isn't worth it. Also, the lea and shl instructions may expose further optimization. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97507 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01remove a terrible hack that disabled assertions from this file because of ↵Chris Lattner
build time problems. rdar://7697850. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97500 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Use methods to determine if a LiveInterval is spillable.Jakob Stoklund Olesen
Don't accidentally produce unspillable intervals for deeply nested loops. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97496 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Update CMake build.Ted Kremenek
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97488 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01stop using generated sdnodexforms.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97485 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01remove anders-aa from mainline, it isn't maintained and isChris Lattner
tantalyzing enough that people keep trying to use it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97483 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Added STRHT for disassembly only and fixed a bug in AI3sthpo class where the WJohnny Chen
bit should be set to 0 instead of 1. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97481 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Accelerate isel dispatch for tables that start with a top-level Chris Lattner
OPC_SwitchOpcode to use a table lookup instead of having to go through the interpreter for this. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97469 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Don't potentially read past the end of the fill data when making a NaN fromJohn McCall
an APInt. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97467 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Fix optimization of ISD::TRUNCATE on vector operands. Based on a patchDan Gohman
by Micah Villmow for PR6335. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97461 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Add explicit keywords.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97460 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Add a comment.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97459 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Add some debug output to LoopSimplify.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97458 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Spelling fixes.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97453 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01This is now done.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97450 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Fix a missing newline in debug output.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97449 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Prune #includes.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97448 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Don't print "Modified" for passes which haven't modified anything.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97446 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01Add JIT support to the TODO list (test commit)Nathan Keynes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97443 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01some trivial microoptimizations.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97441 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01eliminate the CheckMultiOpcodeMatcher code and have each Chris Lattner
ComplexPattern at the root be generated multiple times, once for each opcode they are part of. This encourages factoring because the opcode checks get treated just like everything else in the matcher. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97439 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-01add a new OPC_SwitchOpcode which is semantically equivalentChris Lattner
to a scope where every child starts with a CheckOpcode, but executes more efficiently. Enhance DAGISelMatcherOpt to form it. This also fixes a bug in CheckOpcode: apparently the SDNodeInfo objects are not pointer comparable, we have to compare the enum name. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97438 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-2880-col violations/trailing whitespace.Mikhail Glushenkov
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97427 91177308-0d34-0410-b5e6-96231b3b80d8