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* Test case for 3-address conversion.Evan Cheng2007-10-051-0/+32
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42664 91177308-0d34-0410-b5e6-96231b3b80d8
* Commute x86 cmove instructions by swapping the operands and change the conditionEvan Cheng2007-10-053-240/+335
| | | | | | | | to its inverse. Testing this as llcbeta git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42661 91177308-0d34-0410-b5e6-96231b3b80d8
* This is done.Evan Cheng2007-10-051-4/+0
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* Enable convertToThreeAddress for X86 by default.Evan Cheng2007-10-054-12/+3
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* Fix bug in updating dominance frontier after loop Devang Patel2007-10-053-29/+151
| | | | | | | | | unswitch when frontier includes basic blocks that are not inside loop. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42654 91177308-0d34-0410-b5e6-96231b3b80d8
* INC64_32r -> LEA64_32r is better than INC64_32r -> LEA32r, but it still canEvan Cheng2007-10-051-8/+4
| | | | | | | cause performance degradation. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42653 91177308-0d34-0410-b5e6-96231b3b80d8
* In 64-bit mode, avoid using leal with 32-bit 32-bit address size, e.g.Evan Cheng2007-10-051-89/+98
| | | | | | | leal 1(%ecx), %edi, which requires 67H prefix. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42647 91177308-0d34-0410-b5e6-96231b3b80d8
* First round of ppc long double. call/return andDale Johannesen2007-10-057-42/+240
| | | | | | | | | | basic arithmetic works. Rename RTLIB long double functions to distinguish different flavors of long double; the lib functions have different names, alas. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42644 91177308-0d34-0410-b5e6-96231b3b80d8
* Add support to convert more 64-bit instructions to 3-address instructions.Evan Cheng2007-10-052-8/+26
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* ADC and SBB uses EFLAGS.Evan Cheng2007-10-052-0/+8
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* Mark count method const.Chris Lattner2007-10-051-1/+1
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* Change a few more spaces to tabs in assembly output.Dan Gohman2007-10-051-3/+3
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* Change a space to a tab in the assembly output of a .globl directiveDan Gohman2007-10-051-1/+1
| | | | | | | for consistency. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42637 91177308-0d34-0410-b5e6-96231b3b80d8
* Legalize support for MUL_LOHI and DIVREM.Dan Gohman2007-10-051-0/+10
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* Fix a typo in a comment.Dan Gohman2007-10-051-1/+1
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* Provide names for MUL_LOHI and DIVREM operators.Dan Gohman2007-10-051-0/+4
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* SMUL_LOHI and UMUL_LOHI are commutative.Dan Gohman2007-10-051-0/+2
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* Define target-indepenent SDNode types for multiply and divide thatDan Gohman2007-10-051-0/+9
| | | | | | | produce two results. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42632 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix typo in comment.Duncan Sands2007-10-051-1/+1
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* Testing convertToThreeeAddress as X86 llcbeta.Evan Cheng2007-10-051-5/+24
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* Fix intersectWithComplement bug noticed by Curtis DunhamDaniel Berlin2007-10-051-4/+2
| | | | | | | Optimize |= case for empty RHS git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42629 91177308-0d34-0410-b5e6-96231b3b80d8
* New test case.Evan Cheng2007-10-051-0/+20
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* Chain producing nodes cannot be moved, not chain reading nodes.Evan Cheng2007-10-051-5/+7
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* Oops. Didn't mean to leave this in.Evan Cheng2007-10-051-1/+0
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* If a node that defines a physical register that is expensive to copy. TheEvan Cheng2007-10-053-48/+170
| | | | | | | | | | scheduler will try a number of tricks in order to avoid generating the copies. This may not be possible in case the node produces a chain value that prevent movement. Try unfolding the load from the node before to allow it to be moved / cloned. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42625 91177308-0d34-0410-b5e6-96231b3b80d8
* Added storeRegToAddr, loadRegFromAddr, and unfoldMemoryOperand's.Evan Cheng2007-10-052-114/+331
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* Not needed any more.Evan Cheng2007-10-051-1/+0
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* Forgot these.Evan Cheng2007-10-052-0/+72
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* - Added a few target hooks to generate load / store instructions from / to anyEvan Cheng2007-10-0511-68/+488
| | | | | | | | | address (not just from / to frameindexes). - Added target hooks to unfold load / store instructions / SDNodes into separate load, data processing, store instructions / SDNodes. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42621 91177308-0d34-0410-b5e6-96231b3b80d8
* Add a variant of getTargetNode() that takes a vector of MVT::ValueType.Evan Cheng2007-10-052-0/+9
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* Silence a warning.Evan Cheng2007-10-051-1/+1
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* Fix the previous bug a slightly different way (by modifying how find_next works)Daniel Berlin2007-10-041-9/+8
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* Fix off by one error in iteratorDaniel Berlin2007-10-041-1/+1
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* Support Objective C++ too.Bill Wendling2007-10-041-0/+1
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* Added testcase for creation of metadata with null pointers.Bill Wendling2007-10-041-0/+7
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* add a note.Chris Lattner2007-10-041-0/+40
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* un-XFAIL this test.Bill Wendling2007-10-041-2/+0
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* It helps a lot when you check for the end of your list before randomlyDaniel Berlin2007-10-041-1/+2
| | | | | | | dereferencing things. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42605 91177308-0d34-0410-b5e6-96231b3b80d8
* Make SparseBitVector::set actually work properly when sets are not in ↵Daniel Berlin2007-10-041-4/+10
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* Do use the actual ocaml stdlib (not the install dir) to find theGordon Henriksen2007-10-041-3/+2
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* Add APFloat -> hexadecimal string conversion, as per %a and %A in C99.Neil Booth2007-10-032-16/+267
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* Completely merge the implementation details of DomTree and PostDomTree.Owen Anderson2007-10-037-214/+97
| | | | | | | Also, add a FIXME for a bug in PostDomTree calculation I noticed while writing this, git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42593 91177308-0d34-0410-b5e6-96231b3b80d8
* Add a GraphTraits partial specialization to make the inverse of an inverse ↵Owen Anderson2007-10-031-0/+20
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* Fix 80 col violation.Devang Patel2007-10-031-3/+3
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* Refactor code in a separate method.Devang Patel2007-10-031-33/+46
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* Add initial iterator support for folding set.Chris Lattner2007-10-032-0/+83
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* Clarify that shifts that are too large are undefined.Chris Lattner2007-10-031-3/+19
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* Simplify implementation of the FoldingSet circular list, a necessary stepChris Lattner2007-10-031-11/+20
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* Use empty() member functions when that's what's being tested for insteadDan Gohman2007-10-0317-38/+36
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* Fix a using namespace llvm; in a header file.Dan Gohman2007-10-032-3/+3
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