[PATCH] D9654: [PATCH 2/2] [x86] Add support for "probe-stack"

[John Kåre Alsaker via llvm-commits]

Zoxc updated this revision to Diff 31608.
Zoxc added a comment.

The guard region size is passed in RBX/EBX to __probestack. R11 and RBX/EBX is properly spilled if live.


http://reviews.llvm.org/D9654

Files:
  include/llvm/CodeGen/MachineFunction.h
  lib/CodeGen/MachineFunction.cpp
  lib/Target/X86/X86FrameLowering.cpp
  lib/Target/X86/X86FrameLowering.h
  lib/Target/X86/X86ISelLowering.cpp
  test/CodeGen/X86/stack-probes.ll

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