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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2020 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "test.h"
#include <string.h>
typedef char byte16 __attribute__((__vector_size__(16)));
typedef float float4 __attribute__((__vector_size__(16)));
typedef float float5a1 __attribute__((__vector_size__(16), __aligned__(1)));
typedef float float6a16 __attribute__((__vector_size__(16), __aligned__(16)));
typedef double double2 __attribute__((__vector_size__(16)));
typedef double double3a1 __attribute__((__vector_size__(16), __aligned__(1)));
typedef double double4a16 __attribute__((__vector_size__(16), __aligned__(16)));
int main(void) {
printf("sizeof(float4) = %ld\n", sizeof(float4));
printf("sizeof(float4a1) = %ld\n", sizeof(float5a1));
printf("sizeof(float4a16) = %ld\n", sizeof(float6a16));
printf("sizeof(double2) = %ld\n", sizeof(double2));
printf("sizeof(double2) = %ld\n", sizeof(double3a1));
printf("sizeof(double2) = %ld\n", sizeof(double4a16));
printf(" _Alignof(float4) = %ld\n", _Alignof(float4));
printf(" _Alignof(float4a1) = %ld\n", _Alignof(float5a1));
printf(" _Alignof(float4a16) = %ld\n", _Alignof(float6a16));
printf(" _Alignof(double2) = %ld\n", _Alignof(double2));
printf(" _Alignof(double2a1) = %ld\n", _Alignof(double3a1));
printf(" _Alignof(double2a16) = %ld\n", _Alignof(double4a16));
printf(" _Alignof(double2) = %ld\n", _Alignof(double2));
ASSERT(16, sizeof(float4));
ASSERT(16, sizeof(float5a1));
ASSERT(16, sizeof(float6a16));
ASSERT(16, sizeof(double2));
ASSERT(16, sizeof(double3a1));
ASSERT(16, sizeof(double4a16));
ASSERT(16, _Alignof(float4));
ASSERT(1, _Alignof(float5a1));
ASSERT(16, _Alignof(float6a16));
ASSERT(16, _Alignof(double2));
ASSERT(1, _Alignof(double3a1));
ASSERT(16, _Alignof(double4a16));
{
float4 v1;
float4 v2;
float x[4] = {1, 2, 3, 4};
float y[4] = {1, 1, 1, 1};
memcpy(&v1, x, 16);
memcpy(&v2, y, 16);
v1 = v1 + v2;
memcpy(x, &v1, 16);
ASSERT(2, x[0]);
// TODO(jart): fix me
ASSERT(3, x[1]);
ASSERT(4, x[2]);
ASSERT(5, x[3]);
}
{
byte16 v;
float x1[4] = {1, 2, 3, 4};
float x2[4];
// memcpy(&v, x1, 16);
// __builtin_ia32_movntdq(x1, &v);
// memcpy(x2, &v, 16);
// ASSERT(1, x2[0]);
// TODO(jart): fix me
// ASSERT(2, x[1]);
}
return 0;
}
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