1 /* Test llroundd2 for SPU
2 Copyright (C) 2006, 2007 Sony Computer Entertainment Inc.
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31 *@@ llroundd2 - rounds two doubles in to two nearest 64bit integer.
34 * boundary test for llroundd2. 0.5 will be rounded to far from 0.
39 * Run this program and check no error will be occurred.
51 #include "common-test.h"
52 #include "testutils.h"
57 TEST_SET_START("20060916101000NM","NM", "llroundd2");
59 // unsigned long long i11 = 0x7FFFFFFFFFFFFDFFull; //limit
60 // unsigned long long i12 = 0xFFFFFFFFFFFFFDFFull; //limit
62 // double x0 = hide_double(-HUGE_VAL); // -Inf
63 // double x1 = hide_double(HUGE_VAL); // Inf
64 double x2 = hide_double(0.0); // +0
65 double x3 = hide_double(-0.0); // -0
66 // double x4 = hide_double(nan("")); // NaN -> NaN
67 double x5 = hide_double( 0.5);
68 double x6 = hide_double(-0.5);
69 double x7 = hide_double( 0.4999999999999999); // 0
70 double x8 = hide_double(-0.4999999999999999); // 0
71 double x9 = hide_double( 999999999999999.5); // 1000000000000000
72 double x10 = hide_double(-999999999999999.5); //-1000000000000000
73 // double x11 = hide_double(make_double(i11)); // 9223372036854774784
74 // double x12 = hide_double(make_double(i12)); //-9223372036854774784
75 double x11 = hide_double(9223372036854774784ll); // 9223372036854774784
76 double x12 = hide_double(-9223372036854774784ll); //-9223372036854774784
78 double x14 = (0.0 - DBL_MIN);
80 vec_double2 x0_v = ((vec_double2){x2, x3}); //+0,-0
81 vec_llong2 r0_v = ((vec_llong2){0,0}); // 0, 0
82 vec_double2 x1_v = ((vec_double2){x5, x8}); //+0.5,-0.4999999999999999
83 vec_llong2 r1_v = ((vec_llong2){1,0}); // 1, 0
84 vec_double2 x2_v = ((vec_double2){x7, x6}); //+0.4999999999999999, -0.5
85 vec_llong2 r2_v = ((vec_llong2){0,-1}); // 0, -1
86 vec_double2 x3_v = ((vec_double2){x10, x11}); //-999999999999999.5, 9223372036854774784
87 vec_llong2 r3_v = ((vec_llong2){-1000000000000000ll,9223372036854774784ll});
88 vec_double2 x4_v = ((vec_double2){x12, x9}); //-9223372036854774784, 999999999999999.5
89 vec_llong2 r4_v = ((vec_llong2){-9223372036854774784ll,1000000000000000ll});
90 vec_double2 x5_v = ((vec_double2){x13, x14});
91 vec_llong2 r5_v = ((vec_llong2){0,0});
95 TEST_START("llroundd2");
96 res_v = llroundd2 (x0_v);
97 TEST_CHECK("20060916101001NM", allequal_llong2( res_v, r0_v ), 0);
98 res_v = llroundd2 (x1_v);
99 TEST_CHECK("20060916101002NM", allequal_llong2( res_v, r1_v ), 0);
100 res_v = llroundd2 (x2_v);
101 TEST_CHECK("20060916101003NM", allequal_llong2( res_v, r2_v ), 0);
102 res_v = llroundd2 (x3_v);
103 TEST_CHECK("20060916101004NM", allequal_llong2( res_v, r3_v ), 0);
104 res_v = llroundd2 (x4_v);
105 TEST_CHECK("20060916101005NM", allequal_llong2( res_v, r4_v ), 0);
106 res_v = llroundd2 (x5_v);
107 TEST_CHECK("20060916101006NM", allequal_llong2( res_v, r5_v ), 0);