From 2cedf089162d7ff08af2fb09e4adea44608e7233 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 26 Jul 2020 19:46:28 +0000
Subject: Vendor import of llvm-project branch release/11.x
 llvmorg-11-init-20933-g3c1fca803bc.

---
 llvm/lib/Target/PowerPC/PPCFrameLowering.cpp | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'llvm/lib/Target/PowerPC/PPCFrameLowering.cpp')

diff --git a/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp b/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
index bd9174c1973dc..2ee394e9259d4 100644
--- a/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
@@ -1466,11 +1466,10 @@ void PPCFrameLowering::inlineStackProbe(MachineFunction &MF,
           .addImm(0)
           .addImm(32 - Log2(MaxAlign))
           .addImm(31);
-    BuildMI(PrologMBB, {MI}, DL, TII.get(isPPC64 ? PPC::STDUX : PPC::STWUX),
+    BuildMI(PrologMBB, {MI}, DL, TII.get(isPPC64 ? PPC::SUBFC8 : PPC::SUBFC),
             SPReg)
-        .addReg(FPReg)
-        .addReg(SPReg)
-        .addReg(ScratchReg);
+        .addReg(ScratchReg)
+        .addReg(SPReg);
   }
   // Probe residual part.
   if (NegResidualSize) {
-- 
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