gcc/testsuite/gcc.target/i386/vararg-4.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -msse2" } */
   3 /* { dg-require-effective-target sse2 } */
   4
   5 #include <stdarg.h>
   6 #include <assert.h>
   7
   8 #include "sse2-check.h"
   9
  10 __m128 n1 = { -283.3, -23.3, 213.4, 1119.03 };
  11 __m128d n2 = { -93.83, 893.318 };
  12 __m128i n3 = { 893, -3180 } ;
  13 int n4 = 324;
  14 double n5 = 103.3;
  15 __m128i n6 = { -123, 2 };
  16 __m128d n7 = { -91.387, -8193.518 };
  17 __m128 n8 = { -123.3, 2.3, 3.4, -10.03 };
  18 __m128i n9 = { 1233, -100 };
  19 int n10 = 407;
  20 double n11 = 304.9;
  21 __m128i n12 = { 233, -110 };
  22 __m128i n13 = { -393, -180 };
  23 __m128d n14 = { 73.0, 63.18 };
  24 __m128 n15 = { -183.3, 22.3, 13.4, -19.03 };
  25
  26 __m128 e1;
  27 __m128d e2;
  28 __m128i e3;
  29 int e4;
  30 double e5;
  31 __m128i e6;
  32 __m128d e7;
  33 __m128 e8;
  34 __m128i e9;
  35 int e10;
  36 double e11;
  37 __m128i e12;
  38 __m128i e13;
  39 __m128d e14;
  40 __m128 e15;
  41
  42 static void
  43 __attribute__((noinline))
  44 foo (va_list va_arglist)
  45 {
  46   e4 = va_arg (va_arglist, int);
  47   e5 = va_arg (va_arglist, double);
  48   e6 = va_arg (va_arglist, __m128i);
  49   e7 = va_arg (va_arglist, __m128d);
  50   e8 = va_arg (va_arglist, __m128);
  51   e9 = va_arg (va_arglist, __m128i);
  52   e10 = va_arg (va_arglist, int);
  53   e11 = va_arg (va_arglist, double);
  54   e12 = va_arg (va_arglist, __m128i);
  55   e13 = va_arg (va_arglist, __m128i);
  56   e14 = va_arg (va_arglist, __m128d);
  57   e15 = va_arg (va_arglist, __m128);
  58 }
  59
  60 static void
  61 __attribute__((noinline))
  62 test (__m128 a1, __m128d a2, __m128i a3, ...)
  63 {
  64   va_list va_arglist;
  65
  66   e1 = a1;
  67   e2 = a2;
  68   e3 = a3;
  69   va_start (va_arglist, a3);
  70   foo (va_arglist);
  71   va_end (va_arglist);
  72 }
  73
  74 static void
  75 sse2_test (void)
  76 {
  77   test (n1, n2, n3, n4, n5, n6, n7, n8, n9, n10, n11, n12, n13, n14, n15);
  78   assert (__builtin_memcmp (&e1, &n1, sizeof (e1)) == 0);
  79   assert (__builtin_memcmp (&e2, &n2, sizeof (e2)) == 0);
  80   assert (__builtin_memcmp (&e3, &n3, sizeof (e3)) == 0);
  81   assert (n4 == e4);
  82   assert (n5 == e5);
  83   assert (__builtin_memcmp (&e6, &n6, sizeof (e6)) == 0);
  84   assert (__builtin_memcmp (&e7, &n7, sizeof (e7)) == 0);
  85   assert (__builtin_memcmp (&e8, &n8, sizeof (e8)) == 0);
  86   assert (__builtin_memcmp (&e9, &n9, sizeof (e9)) == 0);
  87   assert (n10 == e10);
  88   assert (n11 == e11);
  89   assert (__builtin_memcmp (&e12, &n12, sizeof (e12)) == 0);
  90   assert (__builtin_memcmp (&e13, &n13, sizeof (e13)) == 0);
  91   assert (__builtin_memcmp (&e14, &n14, sizeof (e14)) == 0);
  92   assert (__builtin_memcmp (&e15, &n15, sizeof (e15)) == 0);
  93 }