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Support v8f32 to v8i8/vi816 conversion through custom lowering
authorMichael Liao <michael.liao@intel.com>
Tue, 16 Oct 2012 18:14:11 +0000 (18:14 +0000)
committerMichael Liao <michael.liao@intel.com>
Tue, 16 Oct 2012 18:14:11 +0000 (18:14 +0000)
commitbedcbd433dbbba303df0ced76bec02b01b7b8f4d
tree157cf7e7a8dec6c504e6960aaa5c57156f861dca
parente6c994149aa1922ba74177ec1bdcc5db5c9e3f88
Support v8f32 to v8i8/vi816 conversion through custom lowering

- Add custom FP_TO_SINT on v8i16 (and v8i8 which is legalized as v8i16 due to
  vector element-wise widening) to reduce DAG combiner and its overhead added
  in X86 backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166036 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/X86/X86ISelLowering.cpp
lib/Target/X86/X86ISelLowering.h