ADT
arm-eh
ast-experimental
enum
forall-pointer-decay
jacob/cs343-translation
new-ast
new-ast-unique-expr
pthread-emulation
qualifiedEnum
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Last change
on this file since 1d5e4711 was 9421f3d8, checked in by Thierry Delisle <tdelisle@…>, 6 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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| [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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