1
0
mirror of https://github.com/fluencelabs/wasmer synced 2024-12-15 23:25:41 +00:00
wasmer/lib/emscripten-tests/emtests/test_simd15.c

51 lines
1.2 KiB
C

/*
* Copyright 2015 The Emscripten Authors. All rights reserved.
* Emscripten is available under two separate licenses, the MIT license and the
* University of Illinois/NCSA Open Source License. Both these licenses can be
* found in the LICENSE file.
*/
#include <emmintrin.h>
#include <stdio.h>
#include <stdint.h>
__m128i set_64x2(int64_t a, int64_t b) { union { int64_t x[2]; __m128i m; } u; u.x[0] = a; u.x[1] = b; return u.m; }
int64_t get_64x2_lo(__m128i m) { union { int64_t x[2]; __m128i m; } u; u.m = m; return u.x[0]; }
int64_t get_64x2_hi(__m128i m) { union { int64_t x[2]; __m128i m; } u; u.m = m; return u.x[1]; }
void test1()
{
__m128i a = set_64x2(1, 2);
__m128i b = set_64x2(3, 4);
__m128i c = _mm_add_epi64(a, b);
printf("%lld %lld\n", get_64x2_lo(c), get_64x2_hi(c));
}
typedef int m128i __attribute__((__vector_size__(16)));
m128i __attribute__((noinline)) add_epi16(m128i a, m128i b)
{
union {
signed short x[8];
m128i m;
} src, src2, dst;
src.m = a;
src2.m = b;
dst.x[0] = src.x[0] + src2.x[0];
return dst.m;
}
void test2()
{
m128i a = (m128i){ 1, 2, 3, 4 };
m128i b = add_epi16(a, a);
printf("%d\n", b[0]);
}
int main() {
test1();
test2();
}