- How does the C++ function stack work?
- What are
%rbpand%rsp?
%rbp- register base pointer (starting point of stack for current fn)%rsp- register stack pointer (end point of stack for current fn)clang++ -g -mno-red-zone main.cpp -o main-mno-red-zoneto prevent%rspcompiler optimization
(lldb) p/x $rbp
# (unsigned long) 0x00007ff7bfefec40
(lldb) x/x $rbp-0x8
# 0x7ff7bfefec38: 0x00000001
(lldb) x/4xd $rbp-0x14
# 0x7ff7bfefec2c: 4
# 0x7ff7bfefec30: 3
# 0x7ff7bfefec34: 2
# 0x7ff7bfefec38: 1-
How do C++ stack frames work anyway?
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C++ Internals: How %rbp and %rsp Manage the Function Stack Frame
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C++ Stack Frame Setup and Teardown Explained
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How do stack frames work in C++?
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How does the Stack Frame work in C++?
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How is the stack frame initialized for fn calls in C++?
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What is the C++ Stack Frame and how does it work?
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C++ Deep Dive: Function Stack Frames
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What is a Stack Frame in C++?
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C++ Stack Frames Explained (rbp vs rsp in x86 assembly)
- ChatGPT and Gemini