[PATCH] D35006: [AArch64] Implement support for windows style vararg functions

[Martin Storsjö via Phabricator via llvm-commits]

mstorsjo created this revision.
Herald added subscribers: kristof.beyls, javed.absar, rengolin, aemerson.

Pass parameters properly in calls to such functions (pass all floats in integer registers), and handle va_start properly (allocate stack immediately below the arguments on the stack, to save the register arguments into a single continuous array).


https://reviews.llvm.org/D35006

Files:
  lib/Target/AArch64/AArch64CallingConvention.td
  lib/Target/AArch64/AArch64FastISel.cpp
  lib/Target/AArch64/AArch64FrameLowering.cpp
  lib/Target/AArch64/AArch64ISelLowering.cpp
  lib/Target/AArch64/AArch64ISelLowering.h

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