/* Test ldexpd2 for SPU Copyright (C) 2006, 2007 Sony Computer Entertainment Inc. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of the Sony Computer Entertainment Inc nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** * *@@ ldexpd2 - Multiply Double by 2 Raised to its Power * For large elements of ex (overflow), returns HUGE_VALF * For small elements of ex (underflow), returns 0. * *@brief * boundary test for ldexpd2. * * *@pre * *@criteria * Run this program and check no error will be occurred. * *@note * * **/ #include #include #include //#include #include #include "simdmath.h" #include "common-test.h" #include "testutils.h" #undef LDEXPD2_ROUND typedef struct { unsigned long long int xxx[2]; unsigned long long int exp[2]; unsigned long long int ans0[2]; unsigned long long int ans1[2]; unsigned long long int ans2[2]; unsigned long long int ans3[2]; } TestVec64_Ldexp; int main() { TestVec64_Ldexp test_a[] = { { // zero {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000400ULL,0xFFFFFFFFFFFFFC00ULL}, {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000000ULL,0x8000000000000000ULL} },{ // MIN , MAX {0xFFEFFFFFFFFFFFFFULL,0x7FEFFFFFFFFFFFFFULL}, {0x0000000000000001ULL,0x0000000000000001ULL}, {0xFFEFFFFFFFFFFFFFULL,0x7FEFFFFFFFFFFFFFULL}, {0xFFEFFFFFFFFFFFFFULL,0x7FEFFFFFFFFFFFFFULL}, {0xFFEFFFFFFFFFFFFFULL,0x7FEFFFFFFFFFFFFFULL}, {0xFFEFFFFFFFFFFFFFULL,0x7FEFFFFFFFFFFFFFULL} },{ // Inf , -Inf {0x7FF0000000000000ULL,0xFFF0000000000000ULL}, {0x0000000000000001ULL,0x0000000000000001ULL}, {0x7FF0000000000000ULL,0xFFF0000000000000ULL}, {0x7FF0000000000000ULL,0xFFF0000000000000ULL}, {0x7FF0000000000000ULL,0xFFF0000000000000ULL}, {0x7FF0000000000000ULL,0xFFF0000000000000ULL} },{ #ifdef LDEXPD2_ROUND // denotmalized {0x8000000000000003ULL,0x0000000000000003ULL}, {0xFFFFFFFFFFFFFFFFULL,0xFFFFFFFFFFFFFFFFULL}, {0x8000000000000002ULL,0x0000000000000001ULL}, {0x8000000000000001ULL,0x0000000000000002ULL}, {0x8000000000000001ULL,0x0000000000000001ULL}, {0x8000000000000002ULL,0x0000000000000002ULL} },{ // denotmalized -54 {0x0010000000000001ULL,0x8010000000000001ULL}, {0xFFFFFFFFFFFFFFCAULL,0xFFFFFFFFFFFFFFCAULL}, {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000001ULL,0x8000000000000001ULL}, {0x0000000000000000ULL,0x8000000000000000ULL} },{ // max -> ! {0x7FEFFFFFFFFFFFFFULL,0xFFEFFFFFFFFFFFFFULL}, {0xFFFFFFFFFFFFF7CEULL,0xFFFFFFFFFFFFF7CEULL}, {0x0000000000000001ULL,0x8000000000000000ULL}, {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000001ULL,0x8000000000000001ULL}, {0x0000000000000000ULL,0x8000000000000001ULL} },{ // max -> ! {0x7FEFFFFFFFFFFFFFULL,0xFFEFFFFFFFFFFFFFULL}, {0xFFFFFFFFFFFFF7CDULL,0xFFFFFFFFFFFFF7CDULL}, {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000001ULL,0x8000000000000001ULL}, {0x0000000000000000ULL,0x8000000000000000ULL} },{ #else // LDEXPD2_ROUND // denotmalized {0x8000000000000003ULL,0x0000000000000003ULL}, {0xFFFFFFFFFFFFFFFFULL,0xFFFFFFFFFFFFFFFFULL}, {0x8000000000000001ULL,0x0000000000000001ULL}, {0x8000000000000001ULL,0x0000000000000001ULL}, {0x8000000000000001ULL,0x0000000000000001ULL}, {0x8000000000000001ULL,0x0000000000000001ULL} },{ #endif // LDEXPD2_ROUND // denotmalized {0x0010000000000000ULL,0x8010000000000000ULL}, {0xFFFFFFFFFFFFFFFFULL,0xFFFFFFFFFFFFFFFFULL}, {0x0008000000000000ULL,0x8008000000000000ULL}, {0x0008000000000000ULL,0x8008000000000000ULL}, {0x0008000000000000ULL,0x8008000000000000ULL}, {0x0008000000000000ULL,0x8008000000000000ULL} },{ // denotmalized {0x0008000000000000ULL,0x8008000000000000ULL}, {0x0000000000000001ULL,0x0000000000000001ULL}, {0x0010000000000000ULL,0x8010000000000000ULL}, {0x0010000000000000ULL,0x8010000000000000ULL}, {0x0010000000000000ULL,0x8010000000000000ULL}, {0x0010000000000000ULL,0x8010000000000000ULL} },{ // 1.0 {0x3ff0000000000000ULL,0xbff0000000000000ULL}, {0x00000000000003ffULL,0x00000000000003ffULL}, {0x7FE0000000000000ULL,0xFFE0000000000000ULL}, {0x7FE0000000000000ULL,0xFFE0000000000000ULL}, {0x7FE0000000000000ULL,0xFFE0000000000000ULL}, {0x7FE0000000000000ULL,0xFFE0000000000000ULL} },{ // 1.0 -> max {0x3ff0000000000000ULL,0xbff0000000000000ULL}, {0x0000000000000400ULL,0x0000000000000400ULL}, {0x7FEFFFFFFFFFFFFFULL,0xFFEFFFFFFFFFFFFFULL}, {0x7FEFFFFFFFFFFFFFULL,0xFFEFFFFFFFFFFFFFULL}, {0x7FEFFFFFFFFFFFFFULL,0xFFEFFFFFFFFFFFFFULL}, {0x7FEFFFFFFFFFFFFFULL,0xFFEFFFFFFFFFFFFFULL} },{ // max -> ! {0x7FEFFFFFFFFFFFFFULL,0xFFEFFFFFFFFFFFFFULL}, {0xFFFFFFFF00000000ULL,0xFFFFFFFF00000000ULL}, {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000000ULL,0x8000000000000000ULL}, {0x0000000000000000ULL,0x8000000000000000ULL} },{ // min-> {0x0000000000000001ULL,0x8000000000000001ULL}, {0x0FFFFFFFFFFFFFFFULL,0x0FFFFFFFFFFFFFFFULL}, {0x7FEFFFFFFFFFFFFFULL,0xFFEFFFFFFFFFFFFFULL}, {0x7FEFFFFFFFFFFFFFULL,0xFFEFFFFFFFFFFFFFULL}, {0x7FEFFFFFFFFFFFFFULL,0xFFEFFFFFFFFFFFFFULL}, {0x7FEFFFFFFFFFFFFFULL,0xFFEFFFFFFFFFFFFFULL} },{ // NaN , -NaN {0x7FFFFFFFFFFFFFFFULL,0xFFFFFFFFFFFFFFFFULL}, {0x0000000000000001ULL,0x0000000000000001ULL}, {0x7FFFFFFFFFFFFFFFULL,0xFFFFFFFFFFFFFFFFULL}, {0x7FFFFFFFFFFFFFFFULL,0xFFFFFFFFFFFFFFFFULL}, {0x7FFFFFFFFFFFFFFFULL,0xFFFFFFFFFFFFFFFFULL}, {0x7FFFFFFFFFFFFFFFULL,0xFFFFFFFFFFFFFFFFULL} },{ {0ULL,0ULL}, {0ULL,0ULL}, {0ULL,0ULL}, {0ULL,0ULL}, {0ULL,0ULL}, {0ULL,0ULL} } }; int ii, test_ctr = 1; char msg[80]; vec_double2 res_v; TEST_SET_START("20060905160000NM","NM", "ldexpd2"); TEST_START("ldexpd2"); for (ii=0; ; ii++) { if ( (test_a[ii].xxx[0] == 0) && (test_a[ii].xxx[1] == 0) ) break; // set Floating point round mode spu_mtfpscr(((vec_uint4){0x0100,0,0,0})); res_v = ldexpd2 (*((vec_double2 *)&test_a[ii].xxx[0]), *((vec_llong2 *)&test_a[ii].exp[0])); sprintf(msg,"2006090516%04dNM", test_ctr++); TEST_CHECK(msg, allequal_llong2( (vec_llong2)res_v, *((vec_llong2 *)&test_a[ii].ans0[0])), 0); #ifdef LDEXPD2_ROUND spu_mtfpscr(((vec_uint4){0x0600,0,0,0})); res_v = ldexpd2 (*((vec_double2 *)&test_a[ii].xxx[0]), *((vec_llong2 *)&test_a[ii].exp[0])); sprintf(msg,"2006090516%04dNM", test_ctr++); TEST_CHECK(msg, allequal_llong2( (vec_llong2)res_v, *((vec_llong2 *)&test_a[ii].ans1[0])), 0); spu_mtfpscr(((vec_uint4){0x0b00,0,0,0})); res_v = ldexpd2 (*((vec_double2 *)&test_a[ii].xxx[0]), *((vec_llong2 *)&test_a[ii].exp[0])); sprintf(msg,"2006090516%04dNM", test_ctr++); TEST_CHECK(msg, allequal_llong2( (vec_llong2)res_v, *((vec_llong2 *)&test_a[ii].ans2[0])), 0); spu_mtfpscr(((vec_uint4){0x0c00,0,0,0})); res_v = ldexpd2 (*((vec_double2 *)&test_a[ii].xxx[0]), *((vec_llong2 *)&test_a[ii].exp[0])); sprintf(msg,"2006090516%04dNM", test_ctr++); TEST_CHECK(msg, allequal_llong2( (vec_llong2)res_v, *((vec_llong2 *)&test_a[ii].ans3[0])), 0); #endif // LDEXPD2_ROUND } TEST_SET_DONE(); TEST_EXIT(); }