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* Remove the stackprotector_check intrinsic. Use a volatile load instead.Bill Wendling2008-11-183-24/+6
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59504 91177308-0d34-0410-b5e6-96231b3b80d8
* - Use "moveAfter" instead of "remove/insert" of a basic block.Bill Wendling2008-11-181-103/+104
| | | | | | | | | | - Use less indentation in coding. - Shorten description. - Update comments. - Move code around git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59496 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix a typo in a comment.Dan Gohman2008-11-181-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59489 91177308-0d34-0410-b5e6-96231b3b80d8
* Change SUnit's dump method to take a ScheduleDAG* instead ofDan Gohman2008-11-185-25/+26
| | | | | | | a SelectionDAG*. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59488 91177308-0d34-0410-b5e6-96231b3b80d8
* Revert r59464. It was causing this failure:Bill Wendling2008-11-1811-188/+13
| | | | | | | | | | | | | | | | | | | | Running /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/test/CodeGen/XCore/dg.exp ... FAIL: /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/test/CodeGen/XCore/fneg.ll Failed with signal(SIGABRT) at line 1 while running: llvm-as < /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/test/CodeGen/XCore/fneg.ll | llc -march=xcore > fneg.ll.tmp1.s Assertion failed: (VT.isFloatingPoint() && "Cannot create integer FP constant!"), function getConstantFP, file /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/lib/CodeGen/SelectionDAG/SelectionDAG.cpp, line 913. 0 llc 0x0092115c _ZN4llvm3sys18RemoveFileOnSignalERKNS0_4PathEPSs + 844 1 libSystem.B.dylib 0x9217809b _sigtramp + 43 2 ??? 0xffffffff 0x0 + 4294967295 3 libSystem.B.dylib 0x921f0ec2 raise + 26 4 libSystem.B.dylib 0x9220047f abort + 73 5 libSystem.B.dylib 0x921f2063 __assert_rtn + 101 6 llc 0x005a5b0a _ZN4llvm12SelectionDAG13getConmake[1]: *** [check-local] Error 1 make: *** [check] Error 2 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59487 91177308-0d34-0410-b5e6-96231b3b80d8
* There is no InstrStage class.Dan Gohman2008-11-181-1/+0
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* Give SIToFPInst preference over UIToFPInst because it is faster on platforms ↵Devang Patel2008-11-182-3/+55
| | | | | | that are widely used. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59476 91177308-0d34-0410-b5e6-96231b3b80d8
* Avoid using a loop in ReleasePred and ReleaseSucc methods to compute theDan Gohman2008-11-183-55/+64
| | | | | | | | | | | | | | new CycleBound value. Instead, just update CycleBound on each call. Also, make ReleasePred and ReleaseSucc methods more consistent accross the various schedulers. This also happens to make ScheduleDAGRRList's CycleBound computation somewhat more interesting, though it still doesn't have any noticeable effect, because no current targets that use the register-pressure reduction scheduler provide pipeline models. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59475 91177308-0d34-0410-b5e6-96231b3b80d8
* While handling floating point IVs lift restrictions on initial value and ↵Devang Patel2008-11-172-26/+91
| | | | | | increment value. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59471 91177308-0d34-0410-b5e6-96231b3b80d8
* Handle floating point ivs during doInitialization().Devang Patel2008-11-171-144/+130
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* Eliminate some trivial differences between the ScheduleNodeTopDownDan Gohman2008-11-172-6/+8
| | | | | | | functions in these two schedulers. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59465 91177308-0d34-0410-b5e6-96231b3b80d8
* Add soft float support for a bunch more operations. OriginalDuncan Sands2008-11-1713-4/+356
| | | | | | | | patch by Richard Osborne, tweaked and extended by your humble servant. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59464 91177308-0d34-0410-b5e6-96231b3b80d8
* Don't bother doing latency calculations in the "fast" scheduler.Dan Gohman2008-11-171-15/+5
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59461 91177308-0d34-0410-b5e6-96231b3b80d8
* Use SUnit's CycleBound field instead of duplicating it inDan Gohman2008-11-171-8/+9
| | | | | | | a side-car datastructure git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59458 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove these, which test for optimizations thatDale Johannesen2008-11-172-45/+0
| | | | | | | | are not currently done (cf PowerPC/README.txt). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59456 91177308-0d34-0410-b5e6-96231b3b80d8
* Move some former testcases (low-probability codegenDale Johannesen2008-11-171-0/+45
| | | | | | | | optimizations) into this wishlist. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59455 91177308-0d34-0410-b5e6-96231b3b80d8
* Let AnalyzeAlloca() remove debug intrinsics.Devang Patel2008-11-171-20/+11
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* Don't produce ADDC/ADDE when expanding SHL unless they are legalRichard Osborne2008-11-172-1/+8
| | | | | | | for the target. This fixes PR3080. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59450 91177308-0d34-0410-b5e6-96231b3b80d8
* Support dependencies between plugins by priority-sorting.Mikhail Glushenkov2008-11-174-5/+38
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* Filter ToolPropertiesList to exclude all Tools not mentioned in the ↵Mikhail Glushenkov2008-11-171-49/+78
| | | | | | compilation graph. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59448 91177308-0d34-0410-b5e6-96231b3b80d8
* Add a layer of indirection to make plugins more flexible.Mikhail Glushenkov2008-11-177-109/+111
| | | | | | | Use strings instead of TableGen defs in the compilation graph definition. Makes it easier for the plugins to modify an existing graph. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59447 91177308-0d34-0410-b5e6-96231b3b80d8
* Don't use the isPending flag to mean what the isAvailable flag means.Dan Gohman2008-11-172-2/+2
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* move partial template specialization to FoldingSet.h.Zhongxing Xu2008-11-172-5/+6
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* Fixed legalization of CONVERT_RNDSAT for integers.Mon P Wang2008-11-172-24/+16
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* Removed 2008-10-17-SpillerBug.ll as it does not provide an accurate test of ↵Lang Hames2008-11-161-130/+0
| | | | | | PR2898. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59431 91177308-0d34-0410-b5e6-96231b3b80d8
* punctuate, add wording about patches contributed by others.Chris Lattner2008-11-161-3/+4
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* If SI->size() is 0, we are not allowed to dereference ->begin().Edwin Török2008-11-161-2/+4
| | | | | | | | This fixed PR3078. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59416 91177308-0d34-0410-b5e6-96231b3b80d8
* 2008-10-17-SpillerBug.ll is currently failing, but this doesn't reflect an ↵Lang Hames2008-11-161-0/+1
| | | | | | actual regression of PR2898. This test should probably be removed. I've XFAILed it for now to keep buildbot quiet while this is considered. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59415 91177308-0d34-0410-b5e6-96231b3b80d8
* Big PBQP allocator update. Adds coalescing support, stack slot coloring, ↵Lang Hames2008-11-161-139/+478
| | | | | | several bug-fixes. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59414 91177308-0d34-0410-b5e6-96231b3b80d8
* eliminate some std::set's.Chris Lattner2008-11-161-9/+10
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* simplify loopChris Lattner2008-11-161-5/+2
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* simplify a bunch more instcombines to use m_Specific etc.Chris Lattner2008-11-161-40/+37
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* factor the code for simplifying (icmp)|(icmp) into its own function.Chris Lattner2008-11-161-151/+167
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* do some computation with apints instead of ConstantInts.Chris Lattner2008-11-161-6/+5
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* merge a check into a place where it is simpler.Chris Lattner2008-11-161-20/+17
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* Improved shuffle normalization to avoid using extract/build when weMon P Wang2008-11-164-96/+202
| | | | | | | | can extract using different indexes for two vectors. Added a few tests for vector shuffles. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59399 91177308-0d34-0410-b5e6-96231b3b80d8
* factor a whole bunch of code out into a helper function.Chris Lattner2008-11-161-149/+166
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* simplify the conditions on two gigantic if's, decreasing indentationChris Lattner2008-11-161-290/+289
| | | | | | | a bit. Next step is to factor out into their own helper functions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59397 91177308-0d34-0410-b5e6-96231b3b80d8
* simplify some instcombine matches by using m_SpecificChris Lattner2008-11-161-37/+34
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59395 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix 80-col violation.Zhongxing Xu2008-11-161-1/+1
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* add a new m_Specific pattern that matches only if we have a specific Value*.Chris Lattner2008-11-161-0/+15
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59393 91177308-0d34-0410-b5e6-96231b3b80d8
* Use new m_SelectCst template to eliminate macros.Chris Lattner2008-11-161-9/+5
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* add a new template for matching a select between two constants.Chris Lattner2008-11-161-0/+11
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* simplify code.Chris Lattner2008-11-161-17/+12
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59390 91177308-0d34-0410-b5e6-96231b3b80d8
* Handle the case where there is no "not". It is possible it got Chris Lattner2008-11-162-1/+16
| | | | | | | folded into the select. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59389 91177308-0d34-0410-b5e6-96231b3b80d8
* factor a bunch of copy/paste code out into a helper function.Chris Lattner2008-11-161-61/+35
| | | | | | | | Eliminate the cases checking for cond?0:-1, since that is already handled by commutative checking. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59388 91177308-0d34-0410-b5e6-96231b3b80d8
* Add partial specialization of FoldingSetTrait for ImmutableList.Zhongxing Xu2008-11-161-0/+5
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* make this actually test what it is trying to.Chris Lattner2008-11-161-4/+3
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59386 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix 80-column violation.Zhongxing Xu2008-11-161-3/+3
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* Don't brute-force analyze cubic or higher polynomials.Nick Lewycky2008-11-162-21/+19
| | | | | | | | If this patch causes a performance regression for anyone, please let me know, and it can be fixed in a different way with much more effort. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59384 91177308-0d34-0410-b5e6-96231b3b80d8
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