Lines Matching defs:zero
75 // HeapBlock.id :: Seg (stored as heap shadowchunk; always non-zero)
141 // because "xor %r,%r" is commonly used to zero %r, and "test %r,%r"
274 SizeT szB; /* may be zero */
848 if (s2->szB == 0 /* a zero sized block can't contain anything */
1057 //zz // It starts off with size zero, at the address given by brk(0). There are
2011 // deliver_signal: called from two places; one sets the reg to zero, the
2167 'flag' is only ever zero or one. If it is zero, it indicates that
4209 arg, so that shift by zero preserves the original
4314 arg, so that shift by zero preserves the original
4385 /* iii describes zero or more non-exact integer register updates. For
4876 IRExpr* zero = is64 ? mkU64(0) : mkU32(0);
4913 binop(opCasCmpEQ, mkexpr(diff), zero));
