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(parent: f9a6bd8) | patch
Make TargetLowering::getTypeConversion more resilient against odd illegal MVTs.
authorBenjamin Kramer <benny.kra@googlemail.com>
Wed, 19 Dec 2012 14:34:28 +0000 (14:34 +0000)
committerBenjamin Kramer <benny.kra@googlemail.com>
Wed, 19 Dec 2012 14:34:28 +0000 (14:34 +0000)
commit35d346294128038794637b384fcc5f97ff3d9978
treef0cb8a7e0df6a0b442aab42a73ca14734b309bfatree | snapshot
parentf9a6bd8524ba16d3e4036304ffdc9475df6844f2commit | diff
Make TargetLowering::getTypeConversion more resilient against odd illegal MVTs.

- An MVT can become an EVT when being split (e.g. v2i8 -> v1i8, the latter doesn't exist)
- Return the scalar value when an MVT is scalarized (v1i64 -> i64)

Fixes PR14639ff.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170546 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/Target/TargetLowering.h diff | blob | history
test/Transforms/LoopVectorize/X86/no-vector.ll [new file with mode: 0644] blob
C/C++ LLVM-based compilers that forbids OOTA behaviors