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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [xop-hsubX.c] - Rev 318
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/* { dg-do run } */ /* { dg-require-effective-target xop } */ /* { dg-options "-O2 -mxop" } */ #include "xop-check.h" #include <x86intrin.h> #include <string.h> #define NUM 10 union { __m128i x[NUM]; signed char ssi[NUM * 16]; short si[NUM * 8]; int li[NUM * 4]; long long lli[NUM * 2]; } dst, res, src1; static void init_sbyte () { int i; for (i=0; i < NUM * 16; i++) src1.ssi[i] = i; } static void init_sword () { int i; for (i=0; i < NUM * 8; i++) src1.si[i] = i; } static void init_sdword () { int i; for (i=0; i < NUM * 4; i++) src1.li[i] = i; } static int check_sbyte2word () { int i, j, s, t, check_fails = 0; for (i = 0; i < NUM * 16; i = i + 16) { for (j = 0; j < 8; j++) { t = i + (2 * j); s = (i / 2) + j; res.si[s] = src1.ssi[t] - src1.ssi[t + 1] ; if (res.si[s] != dst.si[s]) check_fails++; } } } static int check_sword2dword () { int i, j, s, t, check_fails = 0; for (i = 0; i < (NUM * 8); i = i + 8) { for (j = 0; j < 4; j++) { t = i + (2 * j); s = (i / 2) + j; res.li[s] = src1.si[t] - src1.si[t + 1] ; if (res.li[s] != dst.li[s]) check_fails++; } } } static int check_dword2qword () { int i, j, s, t, check_fails = 0; for (i = 0; i < (NUM * 4); i = i + 4) { for (j = 0; j < 2; j++) { t = i + (2 * j); s = (i / 2) + j; res.lli[s] = src1.li[t] - src1.li[t + 1] ; if (res.lli[s] != dst.lli[s]) check_fails++; } } } static void xop_test (void) { int i; /* Check hsubbw */ init_sbyte (); for (i = 0; i < NUM; i++) dst.x[i] = _mm_hsubw_epi8 (src1.x[i]); if (check_sbyte2word()) abort (); /* Check hsubwd */ init_sword (); for (i = 0; i < (NUM ); i++) dst.x[i] = _mm_hsubd_epi16 (src1.x[i]); if (check_sword2dword()) abort (); /* Check hsubdq */ init_sdword (); for (i = 0; i < NUM; i++) dst.x[i] = _mm_hsubq_epi32 (src1.x[i]); if (check_dword2qword()) abort (); }