FRAME_SP
{ "sp", &ddb_regs.tf_regs[FRAME_SP], FCN_NULL },
FRAME_SP,
frame = (u_long *)regs->tf_regs[FRAME_SP];
FRAME_SP,
framep->tf_regs[FRAME_SP] = alpha_pal_rdusp();
framep->tf_regs[FRAME_SP] = alpha_pal_rdusp();
FRAME_AT, FRAME_GP, FRAME_SP, -1,
p->p_md.md_tf->tf_regs[FRAME_SP] = alpha_pal_rdusp();
alpha_pal_wrusp(p->p_md.md_tf->tf_regs[FRAME_SP]);
#define PROC_STACK(p) ((p)->p_md.md_tf->tf_regs[FRAME_SP])
#define FRAME_SW_SIZE (FRAME_SP + 1)