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/* { dg-do run } */
/* { dg-options "-O2 -msse2" } */
/* { dg-require-effective-target sse2 } */
#include "sse2-check.h"
#include <emmintrin.h>
#include <string.h>
#define SHIFT (4)
typedef union {
__m128i v;
unsigned int s[4];
unsigned short int t[8];
unsigned long long u[2];
unsigned char c[16];
}vecInLong;
void sse2_tests (void) __attribute__((noinline));
void dump128_16 (char *, char *, vecInLong);
void dump128_32 (char *, char *, vecInLong);
void dump128_64 (char *, char *, vecInLong);
void dump128_128 (char *, char *, vecInLong);
int check (const char *, const char *[]);
char buf[8000];
char comparison[8000];
static int errors = 0;
vecInLong a128, b128, c128, d128, e128, f128;
__m128i m128_16, m128_32, s128, m128_64, m128_128;
__m64 m64_16, s64, m64_32, m64_64;
const char *reference_sse2[] = {
"_mm_srai_epi16 0012 0012 0012 0012 0012 0012 0012 0012 \n",
"_mm_sra_epi16 0012 0012 0012 0012 0012 0012 0012 0012 \n",
"_mm_srai_epi32 00123456 00123456 00123456 00123456 \n",
"_mm_sra_epi32 00123456 00123456 00123456 00123456 \n",
"_mm_srli_epi16 0012 0012 0012 0012 0012 0012 0012 0012 \n",
"_mm_srl_epi16 0012 0012 0012 0012 0012 0012 0012 0012 \n",
"_mm_srli_epi32 00123456 00123456 00123456 00123456 \n",
"_mm_srl_epi32 00123456 00123456 00123456 00123456 \n",
"_mm_srli_epi64 00123456789abcde 00123456789abcde \n",
"_mm_srl_epi64 00123456789abcde 00123456789abcde \n",
"_mm_srli_si128 (byte shift) 00000000ffeeddccbbaa998877665544\n",
"_mm_slli_epi16 1230 1230 1230 1230 1230 1230 1230 1230 \n",
"_mm_sll_epi16 1230 1230 1230 1230 1230 1230 1230 1230 \n",
"_mm_slli_epi32 12345670 12345670 12345670 12345670 \n",
"_mm_sll_epi32 12345670 12345670 12345670 12345670 \n",
"_mm_slli_epi64 123456789abcdef0 123456789abcdef0 \n",
"_mm_sll_epi64 123456789abcdef0 123456789abcdef0 \n",
"_mm_sll_si128 (byte shift) bbaa9988776655443322110000000000\n",
"_mm_shuffle_epi32 ffeeddcc bbaa9988 77665544 33221100 \n",
"_mm_shuffelo_epi16 7766 5544 3322 1100 9988 bbaa ddcc ffee \n",
"_mm_shuffehi_epi16 1100 3322 5544 7766 ffee ddcc bbaa 9988 \n",
""
};
static void
sse2_test (void)
{
a128.s[0] = 0x01234567;
a128.s[1] = 0x01234567;
a128.s[2] = 0x01234567;
a128.s[3] = 0x01234567;
m128_32 = a128.v;
d128.u[0] = 0x0123456789abcdefULL;
d128.u[1] = 0x0123456789abcdefULL;
m128_64 = d128.v;
/* This is the 128-bit constant 0x00112233445566778899aabbccddeeff,
expressed as two little-endian 64-bit words. */
e128.u[0] = 0x7766554433221100ULL;
e128.u[1] = 0xffeeddccbbaa9988ULL;
f128.t[0] = 0x0123;
f128.t[1] = 0x0123;
f128.t[2] = 0x0123;
f128.t[3] = 0x0123;
f128.t[4] = 0x0123;
f128.t[5] = 0x0123;
f128.t[6] = 0x0123;
f128.t[7] = 0x0123;
m128_16 = f128.v;
m128_128 = e128.v;
b128.s[0] = SHIFT;
b128.s[1] = 0;
b128.s[2] = 0;
b128.s[3] = 0;
s128 = b128.v;
sse2_tests();
check (buf, reference_sse2);
#ifdef DEBUG
printf ("sse2 testing:\n");
printf (buf);
printf ("\ncomparison:\n");
printf (comparison);
#endif
buf[0] = '\0';
if (errors != 0)
abort ();
}
void __attribute__((noinline))
sse2_tests (void)
{
/* psraw */
c128.v = _mm_srai_epi16 (m128_16, SHIFT);
dump128_16 (buf, "_mm_srai_epi16", c128);
c128.v = _mm_sra_epi16 (m128_16, s128);
dump128_16 (buf, "_mm_sra_epi16", c128);
/* psrad */
c128.v = _mm_srai_epi32 (m128_32, SHIFT);
dump128_32 (buf, "_mm_srai_epi32", c128);
c128.v = _mm_sra_epi32 (m128_32, s128);
dump128_32 (buf, "_mm_sra_epi32", c128);
/* psrlw */
c128.v = _mm_srli_epi16 (m128_16, SHIFT);
dump128_16 (buf, "_mm_srli_epi16", c128);
c128.v = _mm_srl_epi16 (m128_16, s128);
dump128_16 (buf, "_mm_srl_epi16", c128);
/* psrld */
c128.v = _mm_srli_epi32 (m128_32, SHIFT);
dump128_32 (buf, "_mm_srli_epi32", c128);
c128.v = _mm_srl_epi32 (m128_32, s128);
dump128_32 (buf, "_mm_srl_epi32", c128);
/* psrlq */
c128.v = _mm_srli_epi64 (m128_64, SHIFT);
dump128_64 (buf, "_mm_srli_epi64", c128);
c128.v = _mm_srl_epi64 (m128_64, s128);
dump128_64 (buf, "_mm_srl_epi64", c128);
/* psrldq */
c128.v = _mm_srli_si128 (m128_128, SHIFT);
dump128_128 (buf, "_mm_srli_si128 (byte shift) ", c128);
/* psllw */
c128.v = _mm_slli_epi16 (m128_16, SHIFT);
dump128_16 (buf, "_mm_slli_epi16", c128);
c128.v = _mm_sll_epi16 (m128_16, s128);
dump128_16 (buf, "_mm_sll_epi16", c128);
/* pslld */
c128.v = _mm_slli_epi32 (m128_32, SHIFT);
dump128_32 (buf, "_mm_slli_epi32", c128);
c128.v = _mm_sll_epi32 (m128_32, s128);
dump128_32 (buf, "_mm_sll_epi32", c128);
/* psllq */
c128.v = _mm_slli_epi64 (m128_64, SHIFT);
dump128_64 (buf, "_mm_slli_epi64", c128);
c128.v = _mm_sll_epi64 (m128_64, s128);
dump128_64 (buf, "_mm_sll_epi64", c128);
/* pslldq */
c128.v = _mm_slli_si128 (m128_128, SHIFT);
dump128_128 (buf, "_mm_sll_si128 (byte shift)", c128);
/* Shuffle constant 0x1b == 0b_00_01_10_11, e.g. swap words: ABCD => DCBA. */
/* pshufd */
c128.v = _mm_shuffle_epi32 (m128_128, 0x1b);
dump128_32 (buf, "_mm_shuffle_epi32", c128);
/* pshuflw */
c128.v = _mm_shufflelo_epi16 (m128_128, 0x1b);
dump128_16 (buf, "_mm_shuffelo_epi16", c128);
/* pshufhw */
c128.v = _mm_shufflehi_epi16 (m128_128, 0x1b);
dump128_16 (buf, "_mm_shuffehi_epi16", c128);
}
void
dump128_16 (char *buf, char *name, vecInLong x)
{
int i;
char *p = buf + strlen (buf);
sprintf (p, "%s ", name);
p += strlen (p);
for (i=0; i<8; i++)
{
sprintf (p, "%4.4x ", x.t[i]);
p += strlen (p);
}
strcat (p, "\n");
}
void
dump128_32 (char *buf, char *name, vecInLong x)
{
int i;
char *p = buf + strlen (buf);
sprintf (p, "%s ", name);
p += strlen (p);
for (i=0; i<4; i++)
{
sprintf (p, "%8.8x ", x.s[i]);
p += strlen (p);
}
strcat (p, "\n");
}
void
dump128_64 (char *buf, char *name, vecInLong x)
{
int i;
char *p = buf + strlen (buf);
sprintf (p, "%s ", name);
p += strlen (p);
for (i=0; i<2; i++)
{
#if defined(_WIN32) && !defined(__CYGWIN__)
sprintf (p, "%16.16I64x ", x.u[i]);
#else
sprintf (p, "%16.16llx ", x.u[i]);
#endif
p += strlen (p);
}
strcat (p, "\n");
}
void
dump128_128 (char *buf, char *name, vecInLong x)
{
int i;
char *p = buf + strlen (buf);
sprintf (p, "%s ", name);
p += strlen (p);
for (i=15; i>=0; i--)
{
/* This is cheating; we don't have a 128-bit int format code.
Running the loop backwards to compensate for the
little-endian layout. */
sprintf (p, "%2.2x", x.c[i]);
p += strlen (p);
}
strcat (p, "\n");
}
int
check (const char *input, const char *reference[])
{
int broken, i, j, len;
const char *p_input;
char *p_comparison;
int new_errors = 0;
p_comparison = &comparison[0];
p_input = input;
for (i = 0; *reference[i] != '\0'; i++)
{
broken = 0;
len = strlen (reference[i]);
for (j = 0; j < len; j++)
{
/* Ignore the terminating NUL characters at the end of every string in 'reference[]'. */
if (!broken && *p_input != reference[i][j])
{
*p_comparison = '\0';
strcat (p_comparison, " >>> ");
p_comparison += strlen (p_comparison);
new_errors++;
broken = 1;
}
*p_comparison = *p_input;
p_comparison++;
p_input++;
}
if (broken)
{
*p_comparison = '\0';
strcat (p_comparison, "expected:\n");
strcat (p_comparison, reference[i]);
p_comparison += strlen (p_comparison);
}
}
*p_comparison = '\0';
strcat (p_comparison, new_errors ? "failure\n\n" : "O.K.\n\n") ;
errors += new_errors;
return 0;
}
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