[turbofan] Relax dependencies due to deopt during instruction scheduling.

src/compiler/x64/instruction-scheduler-x64.cc

Index: src/compiler/x64/instruction-scheduler-x64.cc
diff --git a/src/compiler/x64/instruction-scheduler-x64.cc b/src/compiler/x64/instruction-scheduler-x64.cc
index 6311d86ed5f6f9648c2cba1e604c5bbaeee11f04..4208d8a5949c071c2c2d6b9895db31d43abe137e 100644
--- a/src/compiler/x64/instruction-scheduler-x64.cc
+++ b/src/compiler/x64/instruction-scheduler-x64.cc
@@ -36,10 +36,6 @@ int InstructionScheduler::GetTargetInstructionFlags(
     case kX64Imul32:
     case kX64ImulHigh32:
     case kX64UmulHigh32:
-    case kX64Idiv:
-    case kX64Idiv32:
-    case kX64Udiv:
-    case kX64Udiv32:
     case kX64Not:
     case kX64Not32:
     case kX64Neg:
@@ -133,6 +129,14 @@ int InstructionScheduler::GetTargetInstructionFlags(
           ? kNoOpcodeFlags
           : kIsLoadOperation | kHasSideEffect;
 
+    case kX64Idiv:
+    case kX64Idiv32:
+    case kX64Udiv:
+    case kX64Udiv32:
+      return (instr->addressing_mode() == kMode_None)
+                 ? kMayNeedDeoptCheck
+                 : kMayNeedDeoptCheck | kIsLoadOperation | kHasSideEffect;
+
     case kX64Movsxbl:
     case kX64Movzxbl:
     case kX64Movsxbq: