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| 6 | # call with two calls of transfer in a loop. |
6 | # call with two calls of transfer in a loop. |
| 7 | |
7 | |
| 8 | use Coro; |
8 | use Coro; |
| 9 | use Benchmark; |
9 | use Benchmark; |
| 10 | |
10 | |
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11 | sub a() { } |
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12 | |
| 11 | $a = bless {}, main::; |
13 | $a = bless {}, main::; |
| 12 | |
14 | |
| 13 | # do something similar, switch two global vars and return something |
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| 14 | |
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| 15 | sub a { |
15 | sub b { |
| 16 | $old = $current; |
16 | my ($self) = shift; |
| 17 | $current = $_[0]; |
17 | $self->{b} = shift if @_; |
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18 | $self->{b}; |
| 18 | } |
19 | } |
| 19 | |
20 | |
| 20 | $b = new Coro sub { |
21 | $b = async { |
| 21 | # do a little unrolling... |
22 | # do a little unrolling... |
| 22 | while() { |
23 | while() { |
| 23 | $Coro::main->resume; $Coro::main->resume; $Coro::main->resume; |
24 | cede; cede; cede; cede; cede; |
| 24 | } |
25 | } |
| 25 | }; |
26 | }; |
| 26 | |
27 | |
| 27 | $b->resume; # the first resume is slow because it allocates all the memory |
28 | cede; |
| 28 | |
29 | |
| 29 | $main = $Coro::main; |
30 | $main = $Coro::main; |
| 30 | |
31 | |
| 31 | #*transfer = \&Coro::_transfer; |
32 | *transfer = \&Coro::State::transfer; |
| 32 | sub transfer { Coro::_transfer($_[0], $_[1]) } |
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| 33 | |
33 | |
| 34 | $c = Coro::_newprocess { |
34 | sub doit0 { |
| 35 | while() { |
35 | while() { |
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36 | # some unrolling here as well.. |
| 36 | transfer($c, $main); transfer($c, $main); transfer($c, $main); |
37 | transfer($c0, $main, 0); transfer($c0, $main, 0); |
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38 | transfer($c0, $main, 0); transfer($c0, $main, 0); |
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39 | transfer($c0, $main, 0); transfer($c0, $main, 0); |
| 37 | } |
40 | } |
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41 | } |
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42 | |
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43 | sub doit1 { |
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44 | while() { |
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45 | # some unrolling here as well.. |
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46 | transfer($c1, $main, -1); transfer($c1, $main, -1); |
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47 | transfer($c1, $main, -1); transfer($c1, $main, -1); |
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48 | transfer($c1, $main, -1); transfer($c1, $main, -1); |
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49 | } |
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50 | } |
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51 | |
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52 | $c0 = Coro::State::_newprocess [sub { |
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53 | doit0(1,2,3,4,5,6,7,8,9); |
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54 | }]; |
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55 | |
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56 | $c1 = Coro::State::_newprocess [sub { |
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57 | doit1(1,2,3,4,5,6,7,8,9); |
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58 | }]; |
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59 | |
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60 | transfer($main, $c0, 0); |
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61 | transfer($main, $c1, -1); |
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62 | |
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63 | timethese 100000, { |
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64 | empty => '&a; &a', |
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65 | method => '$a->b(5); $a->b(6)', |
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66 | cede => 'cede', |
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67 | transfer0=> 'transfer($main, $c0, 0)', |
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68 | transfer1=> 'transfer($main, $c1, -1)', |
| 38 | }; |
69 | }; |
| 39 | |
70 | |
| 40 | transfer($main, $c); |
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| 41 | |
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| 42 | timethese 100000, { |
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| 43 | method => '$a->a; $a->a; $a->a; $a->a', |
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| 44 | resume => '$b->resume; $b->resume', |
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| 45 | transfer => 'transfer($main, $c); transfer($main, $c)', |
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| 46 | }; |
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