R0 97 nanojit/NativeARM.h R0 = 0, R0 129 nanojit/NativeARM.h FirstReg = R0, R0 89 nanojit/NativePPC.h R0 = 0, // scratch or the value 0, excluded from regalloc R0 163 nanojit/NativePPC.h FirstReg = R0,