5 #include "src/heap/base/stack.h"
17 using IterateStackCallback = void (*)(const Stack*, StackVisitor*, intptr_t*);
18 extern "C" void PushAllRegistersAndIterateStack(const Stack*, StackVisitor*,
21 Stack::Stack(const void* stack_start) : stack_start_(stack_start) {}  in Stack()  function in heap::base::Stack
23 void Stack::SetStackStart(const void* stack_start) {  in SetStackStart()
27 bool Stack::IsOnStack(void* slot) const {  in IsOnStack()
30   // If the slot is part of a fake frame, then it is definitely on the stack.  in IsOnStack()
36   // Fall through as there is still a regular stack present even when running  in IsOnStack()
47   return v8::base::Stack::GetCurrentStackPosition() <= slot &&  in IsOnStack()
56 // "stack-use-after-scope" warnings.
58 // No TSAN support as the stack may not be exclusively owned by the current
66   // When using ASAN fake stack a pointer to the fake frame is kept on the  in IterateAsanFakeFrameIfNecessary()
67   // native frame. In case |addr| points to a fake frame of the current stack  in IterateAsanFakeFrameIfNecessary()
77       // of this stack.  in IterateAsanFakeFrameIfNecessary()
116 // Called by the trampoline that pushes registers on the stack. This method
120 // No ASAN support as method accesses redzones while walking the stack.
122 // No TSAN support as the stack may not be exclusively owned by the current
126 void IteratePointersImpl(const Stack* stack, StackVisitor* visitor,  in IteratePointersImpl()  argument
131   // All supported platforms should have their stack aligned to at least  in IteratePointersImpl()
136   for (; current < stack->stack_start(); ++current) {  in IteratePointersImpl()
137     // MSAN: Instead of unpoisoning the whole stack, the slot's value is copied  in IteratePointersImpl()
145                                     stack->stack_start(), stack_end, address);  in IteratePointersImpl()
152 void Stack::IteratePointers(StackVisitor* visitor) const {  in IteratePointers()
156   // the regular conservative stack iteration.  in IteratePointers()
161 void Stack::IteratePointersUnsafe(StackVisitor* visitor,  in IteratePointersUnsafe()
166 const void* Stack::GetCurrentStackPointerForLocalVariables() {  in GetCurrentStackPointerForLocalVariables()
171   return v8::base::Stack::GetCurrentStackPosition();  in GetCurrentStackPointerForLocalVariables()
174   return v8::base::Stack::GetCurrentStackPosition();  in GetCurrentStackPointerForLocalVariables()