[PATCH] D31643: ARMFrameLowering: Reserve emergency spill slot for large arguments

Matthias Braun via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Apr 3 20:27:26 PDT 2017


MatzeB created this revision.
Herald added subscribers: mcrosier, rengolin, aemerson.

We need to reserve an emergency spill slot in cases with large argument
types that could overflow immediate offsets for FP relative address
calculations.


Repository:
  rL LLVM

https://reviews.llvm.org/D31643

Files:
  lib/Target/ARM/ARMFrameLowering.cpp
  test/CodeGen/ARM/fpoffset_overflow.mir

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