114 lines
4.6 KiB
C
114 lines
4.6 KiB
C
/* Test llroundd2 for SPU
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Copyright (C) 2006, 2007 Sony Computer Entertainment Inc.
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All rights reserved.
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Redistribution and use in source and binary forms,
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with or without modification, are permitted provided that the
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following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the Sony Computer Entertainment Inc nor the names
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of its contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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*
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*@@ llroundd2 - rounds two doubles in to two nearest 64bit integer.
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*
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*@brief
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* boundary test for llroundd2. 0.5 will be rounded to far from 0.
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*
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*@pre
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*
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*@criteria
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* Run this program and check no error will be occurred.
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*
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*@note
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*
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**/
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include <float.h>
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#include "simdmath.h"
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#include "common-test.h"
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#include "testutils.h"
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int main()
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{
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TEST_SET_START("20060916101000NM","NM", "llroundd2");
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// unsigned long long i11 = 0x7FFFFFFFFFFFFDFFull; //limit
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// unsigned long long i12 = 0xFFFFFFFFFFFFFDFFull; //limit
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// double x0 = hide_double(-HUGE_VAL); // -Inf
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// double x1 = hide_double(HUGE_VAL); // Inf
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double x2 = hide_double(0.0); // +0
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double x3 = hide_double(-0.0); // -0
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// double x4 = hide_double(nan("")); // NaN -> NaN
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double x5 = hide_double( 0.5);
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double x6 = hide_double(-0.5);
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double x7 = hide_double( 0.4999999999999999); // 0
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double x8 = hide_double(-0.4999999999999999); // 0
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double x9 = hide_double( 999999999999999.5); // 1000000000000000
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double x10 = hide_double(-999999999999999.5); //-1000000000000000
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// double x11 = hide_double(make_double(i11)); // 9223372036854774784
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// double x12 = hide_double(make_double(i12)); //-9223372036854774784
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double x11 = hide_double(9223372036854774784ll); // 9223372036854774784
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double x12 = hide_double(-9223372036854774784ll); //-9223372036854774784
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double x13 = DBL_MIN;
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double x14 = (0.0 - DBL_MIN);
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vec_double2 x0_v = ((vec_double2){x2, x3}); //+0,-0
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vec_llong2 r0_v = ((vec_llong2){0,0}); // 0, 0
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vec_double2 x1_v = ((vec_double2){x5, x8}); //+0.5,-0.4999999999999999
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vec_llong2 r1_v = ((vec_llong2){1,0}); // 1, 0
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vec_double2 x2_v = ((vec_double2){x7, x6}); //+0.4999999999999999, -0.5
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vec_llong2 r2_v = ((vec_llong2){0,-1}); // 0, -1
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vec_double2 x3_v = ((vec_double2){x10, x11}); //-999999999999999.5, 9223372036854774784
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vec_llong2 r3_v = ((vec_llong2){-1000000000000000ll,9223372036854774784ll});
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vec_double2 x4_v = ((vec_double2){x12, x9}); //-9223372036854774784, 999999999999999.5
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vec_llong2 r4_v = ((vec_llong2){-9223372036854774784ll,1000000000000000ll});
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vec_double2 x5_v = ((vec_double2){x13, x14});
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vec_llong2 r5_v = ((vec_llong2){0,0});
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vec_llong2 res_v;
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TEST_START("llroundd2");
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res_v = llroundd2 (x0_v);
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TEST_CHECK("20060916101001NM", allequal_llong2( res_v, r0_v ), 0);
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res_v = llroundd2 (x1_v);
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TEST_CHECK("20060916101002NM", allequal_llong2( res_v, r1_v ), 0);
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res_v = llroundd2 (x2_v);
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TEST_CHECK("20060916101003NM", allequal_llong2( res_v, r2_v ), 0);
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res_v = llroundd2 (x3_v);
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TEST_CHECK("20060916101004NM", allequal_llong2( res_v, r3_v ), 0);
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res_v = llroundd2 (x4_v);
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TEST_CHECK("20060916101005NM", allequal_llong2( res_v, r4_v ), 0);
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res_v = llroundd2 (x5_v);
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TEST_CHECK("20060916101006NM", allequal_llong2( res_v, r5_v ), 0);
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TEST_SET_DONE();
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TEST_EXIT();
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}
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