llvm-6502/lib/CodeGen/SelectionDAG
Evan Cheng 89bb7b5640 Some dag combiner goodness:
Transform br (xor (x, y)) -> br (x != y)
Transform br (xor (xor (x,y), 1)) -> br (x == y)
Also normalize (and (X, 1) == / != 1 -> (and (X, 1)) != / == 0 to match to "test on x86" and "tst on arm"


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96556 91177308-0d34-0410-b5e6-96231b3b80d8
2010-02-18 02:13:50 +00:00
..
CallingConvLower.cpp Change errs() to dbgs(). 2010-01-05 01:24:50 +00:00
CMakeLists.txt Rename SelectionDAGLowering to SelectionDAGBuilder, and rename 2009-11-23 18:04:58 +00:00
DAGCombiner.cpp Some dag combiner goodness: 2010-02-18 02:13:50 +00:00
FastISel.cpp Fix comments to reflect renaming elsewhere. 2010-02-10 00:11:11 +00:00
FunctionLoweringInfo.cpp move target-independent opcodes out of TargetInstrInfo 2010-02-09 19:54:29 +00:00
FunctionLoweringInfo.h Move CopyCatchInfo into FunctionLoweringInfo.cpp too, for consistency. 2009-11-23 18:12:11 +00:00
InstrEmitter.cpp move target-independent opcodes out of TargetInstrInfo 2010-02-09 19:54:29 +00:00
InstrEmitter.h Fix a typo in a comment. 2009-11-16 20:35:59 +00:00
LegalizeDAG.cpp Add non-temporal flags and remove an assumption of default arguments. 2010-02-15 17:00:31 +00:00
LegalizeFloatTypes.cpp Add non-temporal flags and remove an assumption of default arguments. 2010-02-15 17:00:31 +00:00
LegalizeIntegerTypes.cpp Add non-temporal flags and remove an assumption of default arguments. 2010-02-15 17:00:31 +00:00
LegalizeTypes.cpp Add non-temporal flags and remove an assumption of default arguments. 2010-02-15 17:00:31 +00:00
LegalizeTypes.h It seems better to scalarize vectors of size 1 instead of widening them. 2010-01-24 00:24:43 +00:00
LegalizeTypesGeneric.cpp Add non-temporal flags and remove an assumption of default arguments. 2010-02-15 17:00:31 +00:00
LegalizeVectorOps.cpp Revert an earlier change to SIGN_EXTEND_INREG for vectors. The VTSDNode 2010-01-09 02:13:55 +00:00
LegalizeVectorTypes.cpp Add non-temporal flags and remove an assumption of default arguments. 2010-02-15 17:00:31 +00:00
Makefile make -fno-rtti the default unless a directory builds with REQUIRES_RTTI. 2010-01-24 20:43:08 +00:00
ScheduleDAGFast.cpp Trim unneeded includes. 2010-01-21 21:44:43 +00:00
ScheduleDAGList.cpp Change errs() to dbgs(). 2010-01-05 01:24:43 +00:00
ScheduleDAGRRList.cpp move target-independent opcodes out of TargetInstrInfo 2010-02-09 19:54:29 +00:00
ScheduleDAGSDNodes.cpp Enable pre-regalloc scheduling load clustering by default. 2010-01-22 23:49:45 +00:00
ScheduleDAGSDNodes.h Teach pre-regalloc scheduler to schedule loads from nearby addresses. It may improve cache locality. This is controlled by -cluster-loads for now. 2010-01-22 03:36:51 +00:00
SDNodeOrdering.h Allow 0 as an order number. Don't assign an order to formal arguments. 2009-12-22 21:35:02 +00:00
SelectionDAG.cpp Make the non-temporal bit "significant" in MemSDNodes so they aren't 2010-02-17 20:21:42 +00:00
SelectionDAGBuilder.cpp There are two ways of checking for a given type, for example isa<PointerType>(T) 2010-02-16 11:11:14 +00:00
SelectionDAGBuilder.h Assign the ordering of SDNodes in a much less intrusive fashion. After the 2010-01-28 21:51:40 +00:00
SelectionDAGISel.cpp sink special case "cannotyetselect" for intrinsics out of the 2010-02-17 06:28:22 +00:00
SelectionDAGPrinter.cpp Change errs() to dbgs(). 2010-01-05 01:24:45 +00:00
TargetLowering.cpp Some dag combiner goodness: 2010-02-18 02:13:50 +00:00