Stack and Calling (GNU Compiler Collection (GCC) Internals) (original) (raw)

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17.9 Stack Layout and Calling Conventions ¶

This describes the stack layout and calling conventions.

• Basic Stack Layout
• Exception Handling Support
• Specifying How Stack Checking is Done
• Registers That Address the Stack Frame
• Eliminating Frame Pointer and Arg Pointer
• Passing Function Arguments on the Stack
• Passing Arguments in Registers
• How Scalar Function Values Are Returned
• How Large Values Are Returned
• Caller-Saves Register Allocation
• Function Entry and Exit
• Generating Code for Profiling
• Permitting tail calls
• Shrink-wrapping separate components
• Stack smashing protection
• Miscellaneous register hooks