Prevent LoopVectorizer and SLPVectorizer running if the target has no vector registers.
authorRobert Lytton <robert@xmos.com>
Wed, 18 Sep 2013 12:43:35 +0000 (12:43 +0000)
committerRobert Lytton <robert@xmos.com>
Wed, 18 Sep 2013 12:43:35 +0000 (12:43 +0000)
commitd072d1b2a36f6c6e1b4b513dc69e91b61ad8c21a
tree352624eb2bc4107396f55510201c2acbd682aebe
parentaf96481135473f8da6de06f5ad18c09bd376a50f
Prevent LoopVectorizer and SLPVectorizer running if the target has no vector registers.

XCore target: Add XCoreTargetTransformInfo
This is where getNumberOfRegisters() resides, which in turn returns the
number of vector registers (=0).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190936 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/XCore/XCore.h
lib/Target/XCore/XCoreTargetMachine.cpp
lib/Target/XCore/XCoreTargetMachine.h
lib/Target/XCore/XCoreTargetTransformInfo.cpp [new file with mode: 0644]
lib/Transforms/Vectorize/LoopVectorize.cpp
lib/Transforms/Vectorize/SLPVectorizer.cpp
test/Transforms/BBVectorize/xcore/no-vector-registers.ll [new file with mode: 0644]
test/Transforms/LoopVectorize/xcore/no-vector-registers.ll [new file with mode: 0644]
test/Transforms/SLPVectorizer/xcore/no-vector-registers.ll [new file with mode: 0644]