diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2015-05-21 06:57:07 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2015-05-21 06:57:07 +0000 |
| commit | f03b5bed27d0d2eafd68562ce14f8b5e3f1f0801 (patch) | |
| tree | 311f96478e9fceea407d1f187f9c5cef712f796e /lib/Target/X86/X86FrameLowering.h | |
| parent | b6bcb9a905dec7821221e8ceaf1504c1f329815e (diff) | |
Diffstat (limited to 'lib/Target/X86/X86FrameLowering.h')
| -rw-r--r-- | lib/Target/X86/X86FrameLowering.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Target/X86/X86FrameLowering.h b/lib/Target/X86/X86FrameLowering.h index ee0ee227cad8..dd8fc3240c23 100644 --- a/lib/Target/X86/X86FrameLowering.h +++ b/lib/Target/X86/X86FrameLowering.h @@ -27,9 +27,11 @@ public: explicit X86FrameLowering(StackDirection D, unsigned StackAl, int LAO) : TargetFrameLowering(StackGrowsDown, StackAl, LAO) {} - static void getStackProbeFunction(const X86Subtarget &STI, - unsigned &CallOp, - const char *&Symbol); + /// Emit a call to the target's stack probe function. This is required for all + /// large stack allocations on Windows. The caller is required to materialize + /// the number of bytes to probe in RAX/EAX. + static void emitStackProbeCall(MachineFunction &MF, MachineBasicBlock &MBB, + MachineBasicBlock::iterator MBBI, DebugLoc DL); void emitCalleeSavedFrameMoves(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, |