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use crate::arch::Arch;
pub trait InstructionAnalysis: Arch {
/// Caller guarantees pc_offset <= text_bytes.len()
fn rule_from_prologue_analysis(text_bytes: &[u8], pc_offset: usize)
-> Option<Self::UnwindRule>;
/// Caller guarantees pc_offset <= text_bytes.len()
fn rule_from_epilogue_analysis(text_bytes: &[u8], pc_offset: usize)
-> Option<Self::UnwindRule>;
/// Caller guarantees pc_offset <= text_bytes.len()
fn rule_from_instruction_analysis(
text_bytes: &[u8],
pc_offset: usize,
) -> Option<Self::UnwindRule> {
Self::rule_from_prologue_analysis(text_bytes, pc_offset)
.or_else(|| Self::rule_from_epilogue_analysis(text_bytes, pc_offset))
}
}