1 /* Test nextafterf4 for SPU
2 Copyright (C) 2006, 2007 Sony Computer Entertainment Inc.
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37 #include "common-test.h"
38 #include "testutils.h"
40 //a :float, b: float: c:bit pattern
41 #define DEFINE_DATA(var,a,b,c) \
43 vec_float4 var ## _a_v = spu_splats(var ## _a); \
45 vec_float4 var ## _b_v = spu_splats(var ## _b); \
46 unsigned int var ## _inc = c ; \
47 float var ## _out = make_float(var ## _inc);\
48 vec_float4 var ## _out_v = spu_splats(var ## _out);\
50 //a :bit pattern, b: bit pattern: c:bit pattern
51 #define DEFINE_DATA_UNSIGNED(var,a,b,c) \
52 unsigned int var ## _ina = a ; \
53 float var ## _a = make_float(var ## _ina); \
54 vec_float4 var ## _a_v = spu_splats(var ## _a); \
55 unsigned int var ## _inb = b ; \
56 float var ## _b = make_float(var ## _inb); \
57 vec_float4 var ## _b_v = spu_splats(var ## _b); \
58 unsigned int var ## _inc = c ; \
59 float var ## _out = make_float(var ## _inc); \
60 vec_float4 var ## _out_v = spu_splats(var ## _out);
62 #define DO_TEST(var,id) \
63 res_v = nextafterf4(var ## _a_v, var ## _b_v);\
64 TEST_CHECK(" #id ", allequal_float4( res_v, var ## _out_v ), 0);
71 TEST_SET_START("958726589700","NAR", "nextafterf4");
77 DEFINE_DATA(x1, 1.0f, 1.0f, 0x3f800000)
78 DEFINE_DATA(x2, 0.0f, 0.0f, 0x0)
83 DEFINE_DATA_UNSIGNED(x3,0xffffffff, 0x0, 0xfffffffe)
84 //(1, 40, 0) --> (1, 39, 7fffff)
85 DEFINE_DATA_UNSIGNED(x4,0xd3800000, 0x0, 0xd37fffff)
86 // (1,-40,0 ) --> (1,-41,0x7fffff)
87 DEFINE_DATA_UNSIGNED(x5,0xab800000, 0x0, 0xab7fffff)
89 DEFINE_DATA_UNSIGNED(x6,0x80800000, 0x0, 0x0)
91 DEFINE_DATA(x7, 0.0f, 1.0f, 0x800000)
93 DEFINE_DATA_UNSIGNED(x8, 0x80000000, 0x7fffffff, 0x800000)
95 DEFINE_DATA_UNSIGNED(x9, 0x800000, 0x7fffffff, 0x800001)
96 // (0, -41, 7fffff) --> (0, -40, 0)
97 DEFINE_DATA_UNSIGNED(x10, 0x2b7fffff, 0x7fffffff, 0x2b800000)
98 // (0, 40, 7fffff) --> (0, 41, 0)
99 DEFINE_DATA_UNSIGNED(x11, 0x53ffffff, 0x7fffffff, 0x54000000)
101 DEFINE_DATA_UNSIGNED(x12,0x7fffffff,0x7fffffff,0x7fffffff)
105 // FLT_MAX --> FLT_MAX
106 DEFINE_DATA_UNSIGNED(x13,0x7fffffff,0x7fffffff,0x7fffffff)
108 DEFINE_DATA_UNSIGNED(x14,0x7fffffff,0x0,0x7ffffffe)
109 // (0, 41, 0) --> (0, 40, 7fffff)
110 DEFINE_DATA_UNSIGNED(x15, 0x54000000, 0x0, 0x53ffffff)
111 // (0, -40, 0) --> (0, -41, 7fffff)
112 DEFINE_DATA_UNSIGNED(x16, 0x2b800000,0x0, 0x2b7fffff)
114 DEFINE_DATA_UNSIGNED(x17, 0x800001, 0x800000, 0x800000)
116 DEFINE_DATA_UNSIGNED(x18, 0x800000, 0x0, 0x0)
118 DEFINE_DATA_UNSIGNED(x19, 0x0, 0xffffffff, 0x80800000)
120 DEFINE_DATA_UNSIGNED(x20, 0x80000000, 0xffffffff, 0x80800000)
122 DEFINE_DATA_UNSIGNED(x21, 0x80800000, 0xffffffff, 0x80800001)
123 // (1,-41,0x7fffff) --> (1,-40,0 )
124 DEFINE_DATA_UNSIGNED(x22, 0xab7fffff, 0xffffffff, 0xab800000)
125 //(1, 40, 0) --> (1, 39, 7fffff)
126 DEFINE_DATA_UNSIGNED(x23, 0xd37fffff, 0xffffffff, 0xd3800000)
128 DEFINE_DATA_UNSIGNED(x24,0xfffffffe, 0xffffffff, 0xffffffff)
132 TEST_START("nextafterf4");
133 DO_TEST(x1,958726589701NAR)
134 DO_TEST(x2,958726589702NAR)
135 DO_TEST(x3,958726589703NAR)
136 DO_TEST(x4,958726589704NAR)
137 DO_TEST(x5,958726589705NAR)
138 DO_TEST(x6,958726589706NAR)
139 DO_TEST(x7,958726589707NAR)
140 DO_TEST(x8,958726589708NAR)
141 DO_TEST(x9,958726589709NAR)
142 DO_TEST(x10,958726589710NAR)
143 DO_TEST(x11,958726589711NAR)
144 DO_TEST(x12,958726589712NAR)
145 DO_TEST(x13,958726589713NAR)
146 DO_TEST(x14,958726589714NAR)
147 DO_TEST(x15,958726589715NAR)
148 DO_TEST(x16,958726589716NAR)
149 DO_TEST(x17,958726589717NAR)
150 DO_TEST(x18,958726589718NAR)
151 DO_TEST(x19,958726589719NAR)
152 DO_TEST(x20,958726589720NAR)
153 DO_TEST(x21,958726589721NAR)
154 DO_TEST(x22,958726589722NAR)
155 DO_TEST(x23,958726589723NAR)
156 DO_TEST(x24,958726589724NAR)