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authorDan Liew <daniel.liew@imperial.ac.uk>2017-05-24 16:32:47 +0100
committerDan Liew <daniel.liew@imperial.ac.uk>2017-07-19 18:15:20 +0100
commit8e8732d482e42e363f0f4c51794ed966701371e7 (patch)
tree35ae38f61a0dbe865c931841a559b0d4553a838a /cmake
parent7c4fdd012317eb92352fc7ded53a553ed762719f (diff)
downloadklee-8e8732d482e42e363f0f4c51794ed966701371e7.tar.gz
Implement basic support for vectorized instructions.
We use LLVM's Scalarizer pass to remove most vectorized code so that the
Executor only needs to support the InsertElement and ExtractElement
instructions.

This pass was not available in LLVM 3.4 so to support that LLVM version
the pass has been back ported.

To check that the Executor is not receiving vector operand types
that it can't handle assertions have been added.

There are a few limitations to this implementation.

* The InsertElement and ExtractElement index cannot be symbolic.
* There is no support for LLVM < 3.4.
Diffstat (limited to 'cmake')
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