NEG
FPU_REG const CONST_PI2extra = MAKE_REG(NEG, -66,
FPU_REG const CONST_QNaN = MAKE_REG(NEG, EXP_OVER, 0x00000000, 0xC0000000);
(var->sync & FB_SYNC_HOR_HIGH_ACT) ? POS : NEG;
(var->sync & FB_SYNC_VERT_HIGH_ACT) ? POS : NEG;
(var->sync & FB_SYNC_COMP_HIGH_ACT) ? POS : NEG;
INSN_2(ALU, NEG), \
INSN_2(ALU64, NEG), \
| '-' expr %prec NEG
%left NEG NOT