ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
Last change
on this file since c20ba169 was
9421f3d8,
checked in by Thierry Delisle <tdelisle@…>, 5 years ago
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Adding some of the implemented code. Current state: relaxed list is achieves at least 6M ops/sec total
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-
Property mode set to
100644
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File size:
671 bytes
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Rev | Line | |
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[9421f3d8] | 1 | #include <cassert> |
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| 2 | #include <iostream> |
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| 3 | |
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| 4 | bool bts(volatile size_t & target, size_t bit ) { |
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| 5 | bool result = false; |
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| 6 | asm volatile( |
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| 7 | "LOCK btsq %[bit], %[target]\n\t" |
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| 8 | :"=c" (result) |
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| 9 | : [target] "m" (target), [bit] "r" (bit) |
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| 10 | ); |
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| 11 | return result; |
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| 12 | } |
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| 13 | |
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| 14 | bool btr(volatile size_t & target, size_t bit ) { |
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| 15 | bool result = false; |
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| 16 | asm volatile( |
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| 17 | "LOCK btrq %[bit], %[target]\n\t" |
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| 18 | :"=c" (result) |
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| 19 | : [target] "m" (target), [bit] "r" (bit) |
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| 20 | ); |
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| 21 | return result; |
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| 22 | } |
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| 23 | |
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| 24 | int main() { |
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| 25 | volatile size_t i = 0; |
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| 26 | std::cout << std::hex << i << std::endl; |
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| 27 | assert(bts(i, 31)); |
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| 28 | std::cout << std::hex << i << std::endl; |
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| 29 | assert(btr(i, 31)); |
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| 30 | std::cout << std::hex << i << std::endl; |
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| 31 | return 0; |
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| 32 | } |
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