Pass new pool pointer to the JumpToException stub instead of reloading in through the frame's Code …

runtime/vm/simulator_arm.cc

Index: runtime/vm/simulator_arm.cc
diff --git a/runtime/vm/simulator_arm.cc b/runtime/vm/simulator_arm.cc
index 9c3e3cf36a305ad121d795177541e26945b6c66d..d9c439c9c4680a36c42ae108c838ed7314269d3a 100644
--- a/runtime/vm/simulator_arm.cc
+++ b/runtime/vm/simulator_arm.cc
@@ -3877,6 +3877,7 @@ int64_t Simulator::Call(int32_t entry,
 void Simulator::Longjmp(uword pc,
                         uword sp,
                         uword fp,
+                        uword pp,
                         RawObject* raw_exception,
                         RawObject* raw_stacktrace,
                         Thread* thread) {
@@ -3897,6 +3898,7 @@ void Simulator::Longjmp(uword pc,
   set_register(PC, static_cast<int32_t>(pc));
   set_register(SP, static_cast<int32_t>(sp));
   set_register(FP, static_cast<int32_t>(fp));
+  set_register(PP, static_cast<int32_t>(pp));
   set_register(THR, reinterpret_cast<uword>(thread));
   // Set the tag.
   thread->set_vm_tag(VMTag::kDartTagId);
@@ -3906,13 +3908,6 @@ void Simulator::Longjmp(uword pc,
   ASSERT(raw_exception != Object::null());
   set_register(kExceptionObjectReg, bit_cast<int32_t>(raw_exception));
   set_register(kStackTraceObjectReg, bit_cast<int32_t>(raw_stacktrace));
-  // Restore pool pointer.
-  int32_t code = *reinterpret_cast<int32_t*>(
-      fp + kPcMarkerSlotFromFp * kWordSize);
-  int32_t pp = *reinterpret_cast<int32_t*>(
-      code + Code::object_pool_offset() - kHeapObjectTag);
-  set_register(CODE_REG, code);
-  set_register(PP, pp);
   buf->Longjmp();
 }