57 lines
2.9 KiB
C
57 lines
2.9 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "third_party/chibicc/test/test.h"
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typedef float float4 __attribute__((__vector_size__(16)));
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typedef float float4a1 __attribute__((__vector_size__(16), __aligned__(1)));
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typedef float float4a16 __attribute__((__vector_size__(16), __aligned__(16)));
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typedef double double2 __attribute__((__vector_size__(16)));
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typedef double double2a1 __attribute__((__vector_size__(16), __aligned__(1)));
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typedef double double2a16 __attribute__((__vector_size__(16), __aligned__(16)));
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int main(void) {
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ASSERT(16, sizeof(float4));
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ASSERT(16, sizeof(float4a1));
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ASSERT(16, sizeof(float4a16));
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ASSERT(16, sizeof(double2));
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ASSERT(16, sizeof(double2a1));
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ASSERT(16, sizeof(double2a16));
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ASSERT(16, _Alignof(float4));
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ASSERT(1, _Alignof(float4a1));
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ASSERT(16, _Alignof(float4a16));
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ASSERT(16, _Alignof(double2));
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ASSERT(1, _Alignof(double2a1));
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ASSERT(16, _Alignof(double2a16));
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float4 v1;
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float4 v2;
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float x[4] = {1, 2, 3, 4};
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float y[4] = {1, 1, 1, 1};
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memcpy(&v1, x, 16);
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memcpy(&v2, y, 16);
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v1 = v1 + v2;
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memcpy(x, &v1, 16);
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ASSERT(2, x[0]);
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/* ASSERT(3, x[1]); */
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/* ASSERT(4, x[2]); */
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/* ASSERT(5, x[3]); */
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return 0;
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}
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