0.05/0.16 WORST_CASE(?,O(n^1)) 0.05/0.16 0.05/0.16 Preprocessing Cost Relations 0.05/0.16 ===================================== 0.05/0.16 0.05/0.16 #### Computed strongly connected components 0.05/0.16 0. recursive : [eval_speed_pldi09_fig1_bb1_in/4,eval_speed_pldi09_fig1_bb2_in/4,eval_speed_pldi09_fig1_bb3_in/4,eval_speed_pldi09_fig1_bb4_in/4] 0.05/0.16 1. non_recursive : [eval_speed_pldi09_fig1_stop/1] 0.05/0.16 2. non_recursive : [eval_speed_pldi09_fig1_bb5_in/1] 0.05/0.16 3. non_recursive : [eval_speed_pldi09_fig1_bb1_in_loop_cont/2] 0.05/0.16 4. non_recursive : [eval_speed_pldi09_fig1_bb0_in/2] 0.05/0.16 5. non_recursive : [eval_speed_pldi09_fig1_start/2] 0.05/0.16 0.05/0.16 #### Obtained direct recursion through partial evaluation 0.05/0.16 0. SCC is partially evaluated into eval_speed_pldi09_fig1_bb1_in/4 0.05/0.16 1. SCC is completely evaluated into other SCCs 0.05/0.16 2. SCC is completely evaluated into other SCCs 0.05/0.16 3. SCC is completely evaluated into other SCCs 0.05/0.16 4. SCC is partially evaluated into eval_speed_pldi09_fig1_bb0_in/2 0.05/0.16 5. SCC is partially evaluated into eval_speed_pldi09_fig1_start/2 0.05/0.16 0.05/0.16 Control-Flow Refinement of Cost Relations 0.05/0.16 ===================================== 0.05/0.16 0.05/0.16 ### Specialization of cost equations eval_speed_pldi09_fig1_bb1_in/4 0.05/0.16 * CE 4 is refined into CE [6] 0.05/0.16 * CE 5 is refined into CE [7] 0.05/0.16 * CE 3 is refined into CE [8] 0.05/0.16 0.05/0.16 0.05/0.16 ### Cost equations --> "Loop" of eval_speed_pldi09_fig1_bb1_in/4 0.05/0.16 * CEs [8] --> Loop 6 0.05/0.16 * CEs [6] --> Loop 7 0.05/0.16 * CEs [7] --> Loop 8 0.05/0.16 0.05/0.16 ### Ranking functions of CR eval_speed_pldi09_fig1_bb1_in(V_n,V_y_0,V_x_0,B) 0.05/0.16 * RF of phase [7]: [V_y_0] 0.05/0.16 * RF of phase [8]: [V_n-V_x_0,V_n-V_y_0] 0.05/0.16 0.05/0.16 #### Partial ranking functions of CR eval_speed_pldi09_fig1_bb1_in(V_n,V_y_0,V_x_0,B) 0.05/0.16 * Partial RF of phase [7]: 0.05/0.16 - RF of loop [7:1]: 0.05/0.16 V_y_0 0.05/0.16 * Partial RF of phase [8]: 0.05/0.16 - RF of loop [8:1]: 0.05/0.16 V_n-V_x_0 0.05/0.16 V_n-V_y_0 0.05/0.16 0.05/0.16 0.05/0.16 ### Specialization of cost equations eval_speed_pldi09_fig1_bb0_in/2 0.05/0.16 * CE 2 is refined into CE [9,10] 0.05/0.16 0.05/0.16 0.05/0.16 ### Cost equations --> "Loop" of eval_speed_pldi09_fig1_bb0_in/2 0.05/0.16 * CEs [10] --> Loop 9 0.05/0.16 * CEs [9] --> Loop 10 0.05/0.16 0.05/0.16 ### Ranking functions of CR eval_speed_pldi09_fig1_bb0_in(V_n,B) 0.05/0.16 0.05/0.16 #### Partial ranking functions of CR eval_speed_pldi09_fig1_bb0_in(V_n,B) 0.05/0.16 0.05/0.16 0.05/0.16 ### Specialization of cost equations eval_speed_pldi09_fig1_start/2 0.05/0.16 * CE 1 is refined into CE [11,12] 0.05/0.16 0.05/0.16 0.05/0.16 ### Cost equations --> "Loop" of eval_speed_pldi09_fig1_start/2 0.05/0.16 * CEs [12] --> Loop 11 0.05/0.16 * CEs [11] --> Loop 12 0.05/0.16 0.05/0.16 ### Ranking functions of CR eval_speed_pldi09_fig1_start(V_n,B) 0.05/0.16 0.05/0.16 #### Partial ranking functions of CR eval_speed_pldi09_fig1_start(V_n,B) 0.05/0.16 0.05/0.16 0.05/0.16 Computing Bounds 0.05/0.16 ===================================== 0.05/0.16 0.05/0.16 #### Cost of chains of eval_speed_pldi09_fig1_bb1_in(V_n,V_y_0,V_x_0,B): 0.05/0.16 * Chain [[8],[7],6]: 1*it(7)+1*it(8)+0 0.05/0.16 Such that:it(7) =< V_n 0.05/0.16 it(8) =< V_n-V_x_0 0.05/0.16 0.05/0.16 with precondition: [B=2,V_y_0=V_x_0,V_y_0>=0,V_n>=V_y_0+1] 0.05/0.16 0.05/0.16 * Chain [6]: 0 0.05/0.16 with precondition: [V_y_0=0,B=2,V_x_0>=0,V_x_0>=V_n] 0.05/0.16 0.05/0.16 0.05/0.16 #### Cost of chains of eval_speed_pldi09_fig1_bb0_in(V_n,B): 0.05/0.16 * Chain [10]: 0 0.05/0.16 with precondition: [0>=V_n] 0.05/0.16 0.05/0.16 * Chain [9]: 2*s(1)+0 0.05/0.16 Such that:aux(1) =< V_n 0.05/0.16 s(1) =< aux(1) 0.05/0.16 0.05/0.16 with precondition: [V_n>=1] 0.05/0.16 0.05/0.16 0.05/0.16 #### Cost of chains of eval_speed_pldi09_fig1_start(V_n,B): 0.05/0.16 * Chain [12]: 0 0.05/0.16 with precondition: [0>=V_n] 0.05/0.16 0.05/0.16 * Chain [11]: 2*s(4)+0 0.05/0.16 Such that:s(3) =< V_n 0.05/0.16 s(4) =< s(3) 0.05/0.16 0.05/0.16 with precondition: [V_n>=1] 0.05/0.16 0.05/0.16 0.05/0.16 Closed-form bounds of eval_speed_pldi09_fig1_start(V_n,B): 0.05/0.16 ------------------------------------- 0.05/0.16 * Chain [12] with precondition: [0>=V_n] 0.05/0.16 - Upper bound: 0 0.05/0.16 - Complexity: constant 0.05/0.16 * Chain [11] with precondition: [V_n>=1] 0.05/0.16 - Upper bound: 2*V_n 0.05/0.16 - Complexity: n 0.05/0.16 0.05/0.16 ### Maximum cost of eval_speed_pldi09_fig1_start(V_n,B): nat(V_n)*2 0.05/0.16 Asymptotic class: n 0.05/0.16 * Total analysis performed in 91 ms. 0.05/0.16 0.05/0.26 EOF