Lines Matching refs:esp
9 // _chkstk (_alloca) routine - probe stack between %esp and (%esp-%eax) in 4k increments,
10 // then decrement %esp by %eax. Preserves all registers except %esp and flags.
20 lea 8(%esp),%ecx // esp before calling this routine -> ecx
32 lea 4(%esp),%eax // load pointer to the return address into eax
33 mov %ecx,%esp // install the new top of stack pointer into esp
36 sub %esp,%eax // restore the original value in eax