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[ARM64] [Windows] Exception handling support in frame lowering

Description

[ARM64] [Windows] Exception handling support in frame lowering

Emit pseudo instructions indicating unwind codes corresponding to each
instruction inside the prologue/epilogue. These are used by the MCLayer to
populate the .xdata section.

Differential Revision: https://reviews.llvm.org/D50288

Details

Committed
ssijaricOct 31 2018, 2:27 AM
Differential Revision
D50288: [ARM64] [Windows] Exception handling support in frame lowering
Parents
rL345700: [clangd] fix non linux build
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