FRAME_A4
DBREG(a4, FRAME_A4),
FRAME_A4,
gdb_regs[KGDB_REG_A4 ] = regs->tf_regs[FRAME_A4];
regs->tf_regs[FRAME_A4 ] = gdb_regs[KGDB_REG_A4];
copyargs[4] = framep->tf_regs[FRAME_A4];
framep->tf_regs[FRAME_A4] = rval[1];
copyargs[4] = framep->tf_regs[FRAME_A4];
framep->tf_regs[FRAME_A4] = rval[1];
regp->r_regs[R_A4] = framep->tf_regs[FRAME_A4];
framep->tf_regs[FRAME_A4] = regp->r_regs[R_A4];
copyargs[4] = tf->tf_regs[FRAME_A4];
tf->tf_regs[FRAME_A4] = rval[1];
FRAME_A4, FRAME_A5, FRAME_T8, FRAME_T9,
l2tf->tf_regs[FRAME_A4] = 1; /* is child */
(l->l_md.md_tf)->tf_regs[FRAME_A4] = fd[1];
(l->l_md.md_tf)->tf_regs[FRAME_A4] = fd[1];