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25 lines
543 B
C
25 lines
543 B
C
#include <stddef.h>
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#include <stdint.h>
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extern int sum(int, int);
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extern int ext_memcpy(void*, const void*, size_t);
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#define WASM_EXPORT __attribute__((used)) __attribute__((visibility ("default")))
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int WASM_EXPORT test(int32_t arg1, int32_t arg2)
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{
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int x = arg1 + arg2;
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int y = arg1 - arg2;
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return sum(x, y) / 2;
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}
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int64_t WASM_EXPORT test_memcpy(void)
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{
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int64_t x = 0;
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int32_t low = 0x01234567;
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int32_t high = 0x89abcdef;
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ext_memcpy(&x, &low, 4);
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ext_memcpy(((uint8_t*)&x) + 4, &high, 4);
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return x;
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}
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