Set the deopt flag after adjusting the stack pointer.

One should not write to something below the stack pointer, or
it could be overwritten during an interrupt.

Test: test.py
Change-Id: Ie6c997b9f7548ca5844303d6a3fc0c531f469c6e
diff --git a/compiler/optimizing/code_generator_x86.cc b/compiler/optimizing/code_generator_x86.cc
index 83a261d..79fccfe 100644
--- a/compiler/optimizing/code_generator_x86.cc
+++ b/compiler/optimizing/code_generator_x86.cc
@@ -1086,11 +1086,6 @@
     }
   }
 
-  if (GetGraph()->HasShouldDeoptimizeFlag()) {
-    // Initialize should_deoptimize flag to 0.
-    __ movl(Address(ESP, -kShouldDeoptimizeFlagSize), Immediate(0));
-  }
-
   int adjust = GetFrameSize() - FrameEntrySpillSize();
   __ subl(ESP, Immediate(adjust));
   __ cfi().AdjustCFAOffset(adjust);
@@ -1100,6 +1095,11 @@
   if (RequiresCurrentMethod()) {
     __ movl(Address(ESP, kCurrentMethodStackOffset), kMethodRegisterArgument);
   }
+
+  if (GetGraph()->HasShouldDeoptimizeFlag()) {
+    // Initialize should_deoptimize flag to 0.
+    __ movl(Address(ESP, GetStackOffsetOfShouldDeoptimizeFlag()), Immediate(0));
+  }
 }
 
 void CodeGeneratorX86::GenerateFrameExit() {