Anna Thomas 31a0b2088f InstCombine rule to fold trunc when value available ...

Summary:
This instcombine rule folds away trunc operations that have value available from a prior load or store.
This kind of code can be generated as a result of GVN widening the load or from source code as well.

Reviewers: reames, majnemer, sanjoy

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D21246

llvm-svn: 273608

2016-06-23 20:22:22 +00:00

..

CMakeLists.txt

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InstCombineAddSub.cpp

Delete more dead code.

2016-06-22 12:44:16 +00:00

InstCombineAndOrXor.cpp

[InstSimplify] analyze (optionally casted) icmps to eliminate obviously false logic (PR27869)

2016-06-20 20:59:59 +00:00

InstCombineCalls.cpp

InstCombine: Don't strip convergent from intrinsic callsites

2016-06-20 19:04:44 +00:00

InstCombineCasts.cpp

InstCombine rule to fold trunc when value available

2016-06-23 20:22:22 +00:00

InstCombineCompares.cpp

Avoid copies of std::strings and APInt/APFloats where we only read from it

2016-06-08 10:01:20 +00:00

InstCombineInternal.h

Apply most suggestions of clang-tidy's performance-unnecessary-value-param

2016-06-08 19:09:22 +00:00

InstCombineLoadStoreAlloca.cpp

[InstCombine] Don't widen metadata on store-to-load forwarding

2016-06-16 02:33:42 +00:00

InstCombineMulDivRem.cpp

Add safety check to InstCombiner::commonIRemTransforms

2016-06-05 21:17:04 +00:00

InstCombinePHI.cpp

[InstCombine] Preserve fast math flags when combining PHIs

2016-04-22 11:21:36 +00:00

InstCombineSelect.cpp

[InstCombine] allow more than one use for vector bitcast folding with selects

2016-06-17 16:46:50 +00:00

InstCombineShifts.cpp

add FIXME comment; NFC

2016-04-11 17:35:57 +00:00

InstCombineSimplifyDemanded.cpp

Apply most suggestions of clang-tidy's performance-unnecessary-value-param

2016-06-08 19:09:22 +00:00

InstCombineVectorOps.cpp

[InstCombine] scalarizePHI should not assume the code it sees has been CSE'd

2016-06-06 23:38:33 +00:00

InstructionCombining.cpp

Replace silly uses of 'signed' with 'int'

2016-06-21 05:10:24 +00:00

LLVMBuild.txt

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