From: Chris Dewhurst <chris.dewhurst@lero.ie>
Date: Sun, 19 Jun 2016 12:56:42 +0000 (+0000)
Subject: [SPARC] Additional condition required for DelaySlot fixing erratum in revision r273108.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8de2ba15c198071c5c879702c0c2e37e025efd1f;p=llvm

[SPARC] Additional condition required for DelaySlot fixing erratum in revision r273108.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@273111 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/Sparc/DelaySlotFiller.cpp b/lib/Target/Sparc/DelaySlotFiller.cpp
index 70acb506b67..944f3551279 100644
--- a/lib/Target/Sparc/DelaySlotFiller.cpp
+++ b/lib/Target/Sparc/DelaySlotFiller.cpp
@@ -278,6 +278,13 @@ bool Filler::delayHasHazard(MachineBasicBlock::iterator candidate,
       Opcode >=  SP::LDDArr && Opcode <= SP::LDrr)
     return true;
 
+  // Same as above for FDIV and FSQRT on some LEON processors.
+  if (Subtarget->fixAllFDIVSQRT()
+      &&
+      Opcode >=  SP::FDIVD && Opcode <= SP::FSQRTD)
+    return true;
+
+
   return false;
 }