llvm-6502/lib/CodeGen/SelectionDAG
Paul Redmond 5c97450df7 PR14562 - Truncation of left shift became undef
DAGCombiner::ReduceLoadWidth was converting (trunc i32 (shl i64 v, 32))
into (shl i32 v, 32) into undef. To prevent this, check the shift count
against the final result size.

Patch by: Kevin Schoedel
Reviewed by: Nadav Rotem


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174972 91177308-0d34-0410-b5e6-96231b3b80d8
2013-02-12 15:21:21 +00:00
..
CMakeLists.txt
DAGCombiner.cpp PR14562 - Truncation of left shift became undef 2013-02-12 15:21:21 +00:00
FastISel.cpp Currently, codegen may spent some time in SDISel passes even if an entire 2013-02-11 01:27:15 +00:00
FunctionLoweringInfo.cpp Revert 172027 and 174336. Remove diagnostics about over-aligned stack objects. 2013-02-08 20:35:15 +00:00
InstrEmitter.cpp
InstrEmitter.h
LegalizeDAG.cpp Teach SDISel to combine fsin / fcos into a fsincos node if the following 2013-01-29 02:32:37 +00:00
LegalizeFloatTypes.cpp Make APFloat constructor require explicit semantics. 2013-01-22 09:46:31 +00:00
LegalizeIntegerTypes.cpp Legalizer: Reword comment again, per Duncan's suggestion. 2013-01-27 21:02:52 +00:00
LegalizeTypes.cpp Refactor to expose RTLIB calls to targets. 2013-01-09 13:18:15 +00:00
LegalizeTypes.h This patch aims to reduce compile time in LegalizeTypes by using SmallDenseMap, 2013-01-25 15:18:54 +00:00
LegalizeTypesGeneric.cpp
LegalizeVectorOps.cpp This patch aims to reduce compile time in LegalizeTypes by using SmallDenseMap, 2013-01-25 15:18:54 +00:00
LegalizeVectorTypes.cpp
LLVMBuild.txt
Makefile
ResourcePriorityQueue.cpp
ScheduleDAGFast.cpp
ScheduleDAGRRList.cpp Add a special handling case for untyped CopyFromReg node in GetCostForDef() of ScheduleDAGRRList 2013-01-29 21:18:43 +00:00
ScheduleDAGSDNodes.cpp
ScheduleDAGSDNodes.h
ScheduleDAGVLIW.cpp
SDNodeDbgValue.h
SDNodeOrdering.h
SelectionDAG.cpp SelectionDAG: Teach FoldConstantArithmetic how to deal with vectors. 2013-02-04 15:19:18 +00:00
SelectionDAGBuilder.cpp Remove unnecessary code. 2013-02-11 01:18:26 +00:00
SelectionDAGBuilder.h
SelectionDAGDumper.cpp Teach SDISel to combine fsin / fcos into a fsincos node if the following 2013-01-29 02:32:37 +00:00
SelectionDAGISel.cpp Currently, codegen may spent some time in SDISel passes even if an entire 2013-02-11 01:27:15 +00:00
SelectionDAGPrinter.cpp
TargetLowering.cpp Use AttributeSet accessor methods instead of Attribute accessor methods. 2013-01-18 21:53:16 +00:00
TargetSelectionDAGInfo.cpp