n-body example

2011/11/30
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Comp -package dph-lifted-copy -fllvm -Odph -fcpr-off -fno-liberate-case
Run  -s nested-bh --max-steps 1 +RTS -N1
Bodies	Elapsed (ms)
100  	147
200  	289
400   	758
1000	3610
2000	13534
4000	52041
10000	*OOM with ~3GB resident
20000
40000
100000


2012/1/23
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Comp -fllvm -Odph -fcpr-off -fno-liberate-case
Run -s vector-bh --max-steps 1 +RTS -N1 
Bodies	Elapsed (ms)
10	0
20	0
100	1
200	1
1000	10
2000	21
10000	126
20000	122
100000	1587


Comp -package dph-lifted-vseg -fllvm -Odph -fcpr-off -fno-liberate-case
Run  -s nested-bh --max-steps 1 +RTS -N1
Bodies	Elapsed (ms)
10	30
20	66
100	80
200	81
1000	204
2000	376
10000	1491
20000	3035
100000	15965


Comp -package dph-lifted-vseg -fllvm -Odph -fcpr-off -fno-liberate-case
Run  -s nested-bh --max-steps 1 +RTS -N2
Bodies	Elapsed (ms)
10	39
20	90
100	106
200	129
1000	216
2000	361
10000	1185
20000	2319
100000	11602


Comp -package dph-lifted-vseg -fllvm -Odph -fcpr-off -fno-liberate-case
Run  -s nested-bh --max-steps 1 +RTS -N4
Bodies	Elapsed (ms)
10	61
20	137
100	158
200	185
1000	286
2000	433
10000	1153
20000	2122
100000	10452