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| author | Richard Qin <richard.qin.001@gmail.com> | 2026-09-15 08:16:43 +0800 |
|---|---|---|
| committer | Richard Qin <richard.qin.001@gmail.com> | 2026-09-15 08:16:43 +0800 |
| commit | 4022e5c95210631e4aceb08eaf9d9071aa5aefc4 (patch) | |
| tree | a5922559836e45fb3459a3d070367912e1035b1a /tests/performance/21_memory_copy.sy | |
| download | rcc-master.tar.gz rcc-master.tar.xz | |
Diffstat (limited to 'tests/performance/21_memory_copy.sy')
| -rw-r--r-- | tests/performance/21_memory_copy.sy | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/performance/21_memory_copy.sy b/tests/performance/21_memory_copy.sy new file mode 100644 index 0000000..6f1583a --- /dev/null +++ b/tests/performance/21_memory_copy.sy @@ -0,0 +1,31 @@ +void my_memcpy(int dst[], int src[], int n) { + int i = 0; + while (i < n) { + dst[i] = src[i]; + i = i + 1; + } +} + +const int N = 1000000; +int temp1[N]; +int temp2[N]; + +int main() { + int i = 0; + while (i < N) { + temp1[i] = i; + i = i + 1; + } + my_memcpy(temp2, temp1, N); + + i = 0; + int j = 0; + while (i < N) { + if (temp2[i] > j) { + j = temp2[i]; + } + i = i + 1; + } + putint(j); + return 0; +}
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