signbyte 159 arch/x86/math-emu/fpu_emu.h #define getsign(a) (signbyte(a) & 0x80) signbyte 160 arch/x86/math-emu/fpu_emu.h #define setsign(a,b) { if (b) signbyte(a) |= 0x80; else signbyte(a) &= 0x7f; } signbyte 161 arch/x86/math-emu/fpu_emu.h #define copysign(a,b) { if (getsign(a)) signbyte(b) |= 0x80; \ signbyte 162 arch/x86/math-emu/fpu_emu.h else signbyte(b) &= 0x7f; } signbyte 163 arch/x86/math-emu/fpu_emu.h #define changesign(a) { signbyte(a) ^= 0x80; } signbyte 164 arch/x86/math-emu/fpu_emu.h #define setpositive(a) { signbyte(a) &= 0x7f; } signbyte 165 arch/x86/math-emu/fpu_emu.h #define setnegative(a) { signbyte(a) |= 0x80; } signbyte 166 arch/x86/math-emu/fpu_emu.h #define signpositive(a) ( (signbyte(a) & 0x80) == 0 ) signbyte 167 arch/x86/math-emu/fpu_emu.h #define signnegative(a) (signbyte(a) & 0x80) signbyte 22 arch/x86/math-emu/fpu_etc.c signbyte(st0_ptr) ^= SIGN_NEG;