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* Add a test for my previous PRE fix.Owen Anderson2008-12-021-0/+27
* Fix PR3124: overly strict assert.Evan Cheng2008-12-021-0/+15
* Second stab at target-dependent lowering of everyone's favorite nodes: [SU]ADDOBill Wendling2008-12-021-1/+0
* Add rdar reference, make this actually fail when the patch isn't applied.Chris Lattner2008-12-011-2/+4
* Consider only references to an IV within the loop whenDale Johannesen2008-12-011-0/+28
* CellSPU:Scott Michel2008-12-011-7/+74
* Use m_Specific() instead of double matching.Bill Wendling2008-12-011-1/+1
* simplify these patterns using m_Specific. No need to grep for Chris Lattner2008-12-011-3/+1
* Teach inst combine to merge GEPs through PHIs. This is reallyChris Lattner2008-12-011-1/+15
* testcase for my previous commit.Chris Lattner2008-12-011-0/+42
* Implement ((A|B)&1)|(B&-2) -> (A&1) | B transformation. This also takes care ofBill Wendling2008-12-011-0/+39
* Add instruction combining for ((A&~B)|(~A&B)) -> A^B and all permutations.Bill Wendling2008-11-301-0/+42
* Implement (A&((~A)|B)) -> A&B transformation in the instruction combiner. ThisBill Wendling2008-11-301-0/+36
* getSExtValue() doesn't work for ConstantInts with bitwidth > 64 bits. Use allBill Wendling2008-11-301-0/+28
* Optimize memmove and memset into the LLVM builtins. Note that these Eli Friedman2008-11-302-0/+24
* Followup to r60283: optimize arbitrary width signed divisions as well Eli Friedman2008-11-301-0/+10
* Fix for PR2164: allow transforming arbitrary-width unsigned divides intoEli Friedman2008-11-302-1/+11
* APIntify a test which is potentially unsafe otherwise, and fix the Eli Friedman2008-11-302-1/+23
* Strengthen check for div inst-combining.Bill Wendling2008-11-301-1/+1
* Instcombine was illegally transforming -X/C into X/-C when either X or CBill Wendling2008-11-303-6/+32
* don't require GVN to work on dead values, just make the Chris Lattner2008-11-291-5/+4
* Fix a thinko that manifested as a crash on clamav last night.Chris Lattner2008-11-291-0/+27
* Fix PR3141 by ensuring that MemoryDependenceAnalysis::removeInstructionChris Lattner2008-11-281-0/+16
* don't call MergeBasicBlockIntoOnlyPred on a block whose onlyChris Lattner2008-11-281-0/+17
* Chris prefers icmp/select over udiv!Nick Lewycky2008-11-272-7/+8
* Add a couple of missed optimizations on integer vectors. Multiply and divideNick Lewycky2008-11-272-0/+22
* Fix PR3138: if we merge the entry block into another block, make sure toChris Lattner2008-11-271-0/+13
* XFAil test due to reverting of patch.Bill Wendling2008-11-271-0/+1
* Make jump threading substantially more powerful, in the following ways:Chris Lattner2008-11-271-0/+34
* Avoid inserting noop's in the middle of a loop.Evan Cheng2008-11-271-0/+32
* On x86 favors folding short immediate into some arithmetic operations (e.g. a...Evan Cheng2008-11-272-1/+15
* Add -march=x86.Evan Cheng2008-11-271-1/+1
* Add x86-specific test for add-with-overflow intrinsics.Bill Wendling2008-11-261-0/+41
* Turn on my codegen prepare heuristic by default. It doesn't affect Chris Lattner2008-11-261-2/+2
* Check that running the DAG combiner between typeDuncan Sands2008-11-261-0/+1
* Add test for rdar://6394879.Bill Wendling2008-11-261-0/+17
* This adds in some code (currently disabled unless you pass Chris Lattner2008-11-261-0/+25
* Teach CodeGenPrepare to look through Bitcast instructions when attempting toChris Lattner2008-11-262-1/+17
* fix an over-reduced test.Chris Lattner2008-11-261-7/+2
* this doesn't need EHChris Lattner2008-11-261-1/+1
* Since the old llvmc was removed, rename llvmc2 to llvmc.Mikhail Glushenkov2008-11-2511-11/+11
* convertToSignExtendedInteger should return opInvalidOp instead of asserting i...Evan Cheng2008-11-251-0/+11
* CellSPU:Scott Michel2008-11-251-4/+73
* CellSPU: test should use shlqby, not shlqbyiScott Michel2008-11-251-2/+1
* XFAIL this test. A recent CellSPU check-in broke it.Bill Wendling2008-11-251-0/+1
* Initial support for anti-dependence breaking. Currently this code does notDan Gohman2008-11-251-0/+33
* Testcase for constant CFStrings.Bill Wendling2008-11-241-0/+11
* reenable testChris Lattner2008-11-241-1/+0
* Temporarily XFAIL this test. r59976 and r59972 broke it.Bill Wendling2008-11-241-0/+1
* Fix 3113: If we have a dead cyclic PHI, replace the whole thingChris Lattner2008-11-242-0/+514
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