Function compactUnwindToDwarfRegNumber [src]

Returns the DWARF register number for an x86_64 register number found in compact unwind info

Prototype

pub fn compactUnwindToDwarfRegNumber(unwind_reg_number: u3) !u8

Parameters

unwind_reg_number: u3

Source

  pub fn compactUnwindToDwarfRegNumber(unwind_reg_number: u3) !u8 {
    return switch (unwind_reg_number) {
        1 => 3, // RBX
        2 => 12, // R12
        3 => 13, // R13
        4 => 14, // R14
        5 => 15, // R15
        6 => 6, // RBP
        else => error.InvalidUnwindRegisterNumber,
    };
}  