regbytes 140 arch/x86/include/asm/fpu/types.h u8 regbytes[128/8]; regbytes 143 arch/x86/include/asm/fpu/types.h u8 regbytes[256/8]; regbytes 146 arch/x86/include/asm/fpu/types.h u8 regbytes[512/8];