7529cdb3f6
The upcoming vectormath that will used to speed up the SPU version of Extras/BulletMultiThreaded depends on this.
163 lines
5.8 KiB
C
163 lines
5.8 KiB
C
/* Test nextafterf4 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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#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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//a :float, b: float: c:bit pattern
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#define DEFINE_DATA(var,a,b,c) \
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float var ## _a = a;\
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vec_float4 var ## _a_v = spu_splats(var ## _a); \
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float var ## _b = b;\
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vec_float4 var ## _b_v = spu_splats(var ## _b); \
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unsigned int var ## _inc = c ; \
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float var ## _out = make_float(var ## _inc);\
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vec_float4 var ## _out_v = spu_splats(var ## _out);\
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//a :bit pattern, b: bit pattern: c:bit pattern
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#define DEFINE_DATA_UNSIGNED(var,a,b,c) \
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unsigned int var ## _ina = a ; \
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float var ## _a = make_float(var ## _ina); \
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vec_float4 var ## _a_v = spu_splats(var ## _a); \
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unsigned int var ## _inb = b ; \
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float var ## _b = make_float(var ## _inb); \
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vec_float4 var ## _b_v = spu_splats(var ## _b); \
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unsigned int var ## _inc = c ; \
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float var ## _out = make_float(var ## _inc); \
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vec_float4 var ## _out_v = spu_splats(var ## _out);
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#define DO_TEST(var,id) \
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res_v = nextafterf4(var ## _a_v, var ## _b_v);\
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TEST_CHECK(" #id ", allequal_float4( res_v, var ## _out_v ), 0);
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int main()
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{
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vec_float4 res_v;
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TEST_SET_START("958726589700","NAR", "nextafterf4");
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// ==
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// 1.0f --> 1.0f
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DEFINE_DATA(x1, 1.0f, 1.0f, 0x3f800000)
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DEFINE_DATA(x2, 0.0f, 0.0f, 0x0)
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// * Icrement *
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// -FLT_MAX ->
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DEFINE_DATA_UNSIGNED(x3,0xffffffff, 0x0, 0xfffffffe)
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//(1, 40, 0) --> (1, 39, 7fffff)
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DEFINE_DATA_UNSIGNED(x4,0xd3800000, 0x0, 0xd37fffff)
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// (1,-40,0 ) --> (1,-41,0x7fffff)
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DEFINE_DATA_UNSIGNED(x5,0xab800000, 0x0, 0xab7fffff)
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//-FLT_MIN --> 0
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DEFINE_DATA_UNSIGNED(x6,0x80800000, 0x0, 0x0)
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//0.0f --> FLT_MIN
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DEFINE_DATA(x7, 0.0f, 1.0f, 0x800000)
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//-0.0f --> FLT_MIN
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DEFINE_DATA_UNSIGNED(x8, 0x80000000, 0x7fffffff, 0x800000)
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//FLT_MIN -->
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DEFINE_DATA_UNSIGNED(x9, 0x800000, 0x7fffffff, 0x800001)
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// (0, -41, 7fffff) --> (0, -40, 0)
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DEFINE_DATA_UNSIGNED(x10, 0x2b7fffff, 0x7fffffff, 0x2b800000)
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// (0, 40, 7fffff) --> (0, 41, 0)
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DEFINE_DATA_UNSIGNED(x11, 0x53ffffff, 0x7fffffff, 0x54000000)
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// FLT_MAX -->
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DEFINE_DATA_UNSIGNED(x12,0x7fffffff,0x7fffffff,0x7fffffff)
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// * Decrement *
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// FLT_MAX --> FLT_MAX
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DEFINE_DATA_UNSIGNED(x13,0x7fffffff,0x7fffffff,0x7fffffff)
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// FLT_MAX -->
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DEFINE_DATA_UNSIGNED(x14,0x7fffffff,0x0,0x7ffffffe)
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// (0, 41, 0) --> (0, 40, 7fffff)
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DEFINE_DATA_UNSIGNED(x15, 0x54000000, 0x0, 0x53ffffff)
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// (0, -40, 0) --> (0, -41, 7fffff)
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DEFINE_DATA_UNSIGNED(x16, 0x2b800000,0x0, 0x2b7fffff)
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// -> FLT_MIN
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DEFINE_DATA_UNSIGNED(x17, 0x800001, 0x800000, 0x800000)
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// FLT_MIN --> 0
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DEFINE_DATA_UNSIGNED(x18, 0x800000, 0x0, 0x0)
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// 0.0 -> -FLT_MIN
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DEFINE_DATA_UNSIGNED(x19, 0x0, 0xffffffff, 0x80800000)
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// -0.0 -> FLT_MIN
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DEFINE_DATA_UNSIGNED(x20, 0x80000000, 0xffffffff, 0x80800000)
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//-FLT_MIN -->
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DEFINE_DATA_UNSIGNED(x21, 0x80800000, 0xffffffff, 0x80800001)
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// (1,-41,0x7fffff) --> (1,-40,0 )
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DEFINE_DATA_UNSIGNED(x22, 0xab7fffff, 0xffffffff, 0xab800000)
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//(1, 40, 0) --> (1, 39, 7fffff)
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DEFINE_DATA_UNSIGNED(x23, 0xd37fffff, 0xffffffff, 0xd3800000)
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// --> -FLT_MAX
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DEFINE_DATA_UNSIGNED(x24,0xfffffffe, 0xffffffff, 0xffffffff)
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//TEST
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TEST_START("nextafterf4");
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DO_TEST(x1,958726589701NAR)
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DO_TEST(x2,958726589702NAR)
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DO_TEST(x3,958726589703NAR)
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DO_TEST(x4,958726589704NAR)
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DO_TEST(x5,958726589705NAR)
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DO_TEST(x6,958726589706NAR)
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DO_TEST(x7,958726589707NAR)
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DO_TEST(x8,958726589708NAR)
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DO_TEST(x9,958726589709NAR)
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DO_TEST(x10,958726589710NAR)
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DO_TEST(x11,958726589711NAR)
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DO_TEST(x12,958726589712NAR)
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DO_TEST(x13,958726589713NAR)
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DO_TEST(x14,958726589714NAR)
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DO_TEST(x15,958726589715NAR)
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DO_TEST(x16,958726589716NAR)
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DO_TEST(x17,958726589717NAR)
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DO_TEST(x18,958726589718NAR)
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DO_TEST(x19,958726589719NAR)
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DO_TEST(x20,958726589720NAR)
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DO_TEST(x21,958726589721NAR)
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DO_TEST(x22,958726589722NAR)
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DO_TEST(x23,958726589723NAR)
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DO_TEST(x24,958726589724NAR)
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TEST_SET_DONE();
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TEST_EXIT();
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}
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