Simon Pilgrim e0a23dddf0 [X86][SSE] Replace 128-bit SSE41 PMOVSX intrinsics with native IR
This patches removes the x86.sse41.pmovsx* intrinsics, provides a suitable upgrade path and updates relevant tests to sign extend a subvector instead.

LLVM counterpart to D12835

Differential Revision: http://reviews.llvm.org/D13002

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@248368 91177308-0d34-0410-b5e6-96231b3b80d8
2015-09-23 08:48:33 +00:00
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