0.03/0.13 WORST_CASE(?,O(n^1)) 0.03/0.13 0.03/0.13 Preprocessing Cost Relations 0.03/0.13 ===================================== 0.03/0.13 0.03/0.13 #### Computed strongly connected components 0.03/0.13 0. recursive : [(div)/4] 0.03/0.13 1. non_recursive : [end/3] 0.03/0.13 2. non_recursive : [exit_location/1] 0.03/0.13 3. non_recursive : [div_loop_cont/4] 0.03/0.13 4. non_recursive : [start/3] 0.03/0.13 0.03/0.13 #### Obtained direct recursion through partial evaluation 0.03/0.13 0. SCC is partially evaluated into (div)/4 0.03/0.13 1. SCC is completely evaluated into other SCCs 0.03/0.13 2. SCC is completely evaluated into other SCCs 0.03/0.13 3. SCC is partially evaluated into div_loop_cont/4 0.03/0.13 4. SCC is partially evaluated into start/3 0.03/0.13 0.03/0.13 Control-Flow Refinement of Cost Relations 0.03/0.13 ===================================== 0.03/0.13 0.03/0.13 ### Specialization of cost equations (div)/4 0.03/0.13 * CE 5 is refined into CE [8] 0.03/0.13 * CE 3 is refined into CE [9] 0.03/0.13 * CE 2 is refined into CE [10] 0.03/0.13 * CE 4 is refined into CE [11] 0.03/0.13 0.03/0.13 0.03/0.13 ### Cost equations --> "Loop" of (div)/4 0.03/0.13 * CEs [11] --> Loop 8 0.03/0.13 * CEs [8] --> Loop 9 0.03/0.13 * CEs [9] --> Loop 10 0.03/0.13 * CEs [10] --> Loop 11 0.03/0.13 0.03/0.13 ### Ranking functions of CR div(A,B,C,D) 0.03/0.13 * RF of phase [8]: [-A+B,B-1] 0.03/0.13 0.03/0.13 #### Partial ranking functions of CR div(A,B,C,D) 0.03/0.13 * Partial RF of phase [8]: 0.03/0.13 - RF of loop [8:1]: 0.03/0.13 -A+B 0.03/0.13 B-1 0.03/0.13 0.03/0.13 0.03/0.13 ### Specialization of cost equations div_loop_cont/4 0.03/0.13 * CE 7 is refined into CE [12] 0.03/0.13 * CE 6 is refined into CE [13] 0.03/0.13 0.03/0.13 0.03/0.13 ### Cost equations --> "Loop" of div_loop_cont/4 0.03/0.13 * CEs [12] --> Loop 12 0.03/0.13 * CEs [13] --> Loop 13 0.03/0.13 0.03/0.13 ### Ranking functions of CR div_loop_cont(A,B,C,D) 0.03/0.13 0.03/0.13 #### Partial ranking functions of CR div_loop_cont(A,B,C,D) 0.03/0.13 0.03/0.13 0.03/0.13 ### Specialization of cost equations start/3 0.03/0.13 * CE 1 is refined into CE [14,15,16,17,18] 0.03/0.13 0.03/0.13 0.03/0.13 ### Cost equations --> "Loop" of start/3 0.03/0.13 * CEs [15] --> Loop 14 0.03/0.13 * CEs [16,18] --> Loop 15 0.03/0.13 * CEs [14] --> Loop 16 0.03/0.13 * CEs [17] --> Loop 17 0.03/0.13 0.03/0.13 ### Ranking functions of CR start(A,B,C) 0.03/0.13 0.03/0.13 #### Partial ranking functions of CR start(A,B,C) 0.03/0.13 0.03/0.13 0.03/0.13 Computing Bounds 0.03/0.13 ===================================== 0.03/0.13 0.03/0.13 #### Cost of chains of div(A,B,C,D): 0.03/0.13 * Chain [[8],10]: 1*it(8)+0 0.03/0.13 Such that:it(8) =< -A+B 0.03/0.13 0.03/0.13 with precondition: [C=2,D>=1,A>=D,B>=A+D] 0.03/0.13 0.03/0.13 * Chain [[8],9]: 1*it(8)+0 0.03/0.13 Such that:it(8) =< -A+B 0.03/0.13 0.03/0.13 with precondition: [C=3,A>=1,B>=A+1] 0.03/0.13 0.03/0.13 * Chain [11]: 0 0.03/0.13 with precondition: [C=2,D=B,0>=A] 0.03/0.13 0.03/0.13 * Chain [10]: 0 0.03/0.13 with precondition: [C=2,B=D,A>=B] 0.03/0.13 0.03/0.13 * Chain [9]: 0 0.03/0.13 with precondition: [C=3] 0.03/0.13 0.03/0.13 0.03/0.13 #### Cost of chains of div_loop_cont(A,B,C,D): 0.03/0.13 * Chain [13]: 0 0.03/0.13 with precondition: [A=2] 0.03/0.13 0.03/0.13 * Chain [12]: 0 0.03/0.13 with precondition: [A=3] 0.03/0.13 0.03/0.13 0.03/0.13 #### Cost of chains of start(A,B,C): 0.03/0.13 * Chain [17]: 0 0.03/0.13 with precondition: [] 0.03/0.13 0.03/0.13 * Chain [16]: 0 0.03/0.13 with precondition: [0>=A] 0.03/0.13 0.03/0.13 * Chain [15]: 2*s(1)+0 0.03/0.13 Such that:aux(1) =< -A+B 0.03/0.13 s(1) =< aux(1) 0.03/0.13 0.03/0.13 with precondition: [A>=1,B>=A+1] 0.03/0.13 0.03/0.13 * Chain [14]: 0 0.03/0.13 with precondition: [A>=B] 0.03/0.13 0.03/0.13 0.03/0.13 Closed-form bounds of start(A,B,C): 0.03/0.13 ------------------------------------- 0.03/0.13 * Chain [17] with precondition: [] 0.03/0.13 - Upper bound: 0 0.03/0.13 - Complexity: constant 0.03/0.13 * Chain [16] with precondition: [0>=A] 0.03/0.13 - Upper bound: 0 0.03/0.13 - Complexity: constant 0.03/0.13 * Chain [15] with precondition: [A>=1,B>=A+1] 0.03/0.13 - Upper bound: -2*A+2*B 0.03/0.13 - Complexity: n 0.03/0.13 * Chain [14] with precondition: [A>=B] 0.03/0.13 - Upper bound: 0 0.03/0.13 - Complexity: constant 0.03/0.13 0.03/0.13 ### Maximum cost of start(A,B,C): nat(-A+B)*2 0.03/0.13 Asymptotic class: n 0.03/0.13 * Total analysis performed in 71 ms. 0.03/0.13 0.03/0.23 EOF