com.oracle.graal.lir.asm

Interface FrameContext

All Known Implementing Classes:

AMD64HotSpotBackend.HotSpotFrameContext, SPARCHotSpotBackend.HotSpotFrameContext

public interface FrameContext

Code for managing a method's native frame.

Method Summary

Modifier and Type	Method and Description
void	enter(CompilationResultBuilder crb) Emits code common to all entry points of a method.
boolean	hasFrame() Determines if a frame is set up and torn down by this object.
void	leave(CompilationResultBuilder crb) Emits code to be executed just prior to returning from a method.

Method Detail

enter

void enter(CompilationResultBuilder crb)

Emits code common to all entry points of a method. This may include:

• setting up the stack frame
• saving callee-saved registers
• stack overflow checking

leave

void leave(CompilationResultBuilder crb)

Emits code to be executed just prior to returning from a method. This may include:

• restoring callee-saved registers
• performing a safepoint
• destroying the stack frame

hasFrame

boolean hasFrame()

Determines if a frame is set up and torn down by this object.