.KF .TS center; c l l l _ l | l | | cw(18) | aw(28) | _ | l | c | a. Base of stack frame Block mark Positive offsets .sp \(<- Display entry points here .sp Local variables .sp _ Negative offsets Temporary expression space .sp .T& | _ | l c l. .sp Top of stack frame .TE .sp .ce Figure 1.1 \- Structure of stack frame .sp .KE