68 lines
1.4 KiB
C
68 lines
1.4 KiB
C
/* { dg-do run } */
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/* { dg-options "-O3 -mpower8-vector -Wno-psabi" } */
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/* { dg-require-effective-target p8vector_hw } */
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#ifndef CHECK_H
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#define CHECK_H "sse2-check.h"
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#endif
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#include CHECK_H
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#ifndef TEST
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#define TEST sse2_test_pshuflw_1
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#endif
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#define N 0xec
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#include <emmintrin.h>
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static __m128i
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__attribute__((noinline, unused))
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test (__m128i s1)
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{
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return _mm_shufflelo_epi16 (s1, N);
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}
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static void
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TEST (void)
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{
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union128i_w s1, u;
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short e[8] = { 0 };
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int i;
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int m1[4] = { 0x3, 0x3<<2, 0x3<<4, 0x3<<6 };
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int m2[4];
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s1.x = _mm_set_epi16 (0, 0, 0xa, 0xbcde, 0, 0, 0xef58, 0xa234);
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u.x = test (s1.x);
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for (i = 0; i < 4; i++)
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e[i + 4] = s1.a[i + 4];
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for (i = 0; i < 4; i++) {
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int i2 = i;
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#ifdef __LITTLE_ENDIAN__
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i2 = 3 - i;
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#endif
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m2[i2] = (N & m1[i2]) >> (2 * i2);
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}
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for (i = 0; i < 4; i++)
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e[i] = s1.a[m2[i]];
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if (check_union128i_w(u, e))
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{
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#if DEBUG
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union128i_w s;
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s.x = s1.x;
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printf ("sse2_test_pshuflw_1; check_union128i_w failed\n");
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printf ("\t ([%hx,%hx,%hx,%hx, %hx,%hx,%hx,%hx])\n", s.a[0], s.a[1],
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s.a[2], s.a[3], s.a[4], s.a[5], s.a[6], s.a[7]);
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printf ("\t\t -> [%hx,%hx,%hx,%hx, %hx,%hx,%hx,%hx]\n", u.a[0], u.a[1],
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u.a[2], u.a[3], u.a[4], u.a[5], u.a[6], u.a[7]);
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printf ("\t expect [%hx,%hx,%hx,%hx, %hx,%hx,%hx,%hx]\n", e[0], e[1],
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e[2], e[3], e[4], e[5], e[6], e[7]);
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#endif
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abort ();
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}
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}
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