51 private static short [] sout;
52 private static short [] sinp;
53 private static float [] fout;
54
55 public static void main(String args[]) {
56 TestFramework framework = new TestFramework(TestFloatConversionsVectorNaN.class);
57 framework.addFlags("-XX:-TieredCompilation", "-XX:CompileThresholdScaling=0.3");
58 switch (args[0]) {
59 case "nCOH_nAV" -> { framework.addFlags("-XX:-UseCompactObjectHeaders", "-XX:-AlignVector"); }
60 case "nCOH_yAV" -> { framework.addFlags("-XX:-UseCompactObjectHeaders", "-XX:+AlignVector"); }
61 case "yCOH_nAV" -> { framework.addFlags("-XX:+UseCompactObjectHeaders", "-XX:-AlignVector"); }
62 case "yCOH_yAV" -> { framework.addFlags("-XX:+UseCompactObjectHeaders", "-XX:+AlignVector"); }
63 default -> { throw new RuntimeException("Test argument not recognized: " + args[0]); }
64 };
65 framework.start();
66 System.out.println("PASSED");
67 }
68
69 @Test
70 @IR(counts = {IRNode.VECTOR_CAST_F2HF, IRNode.VECTOR_SIZE + "min(max_float, max_short)", "> 0"},
71 applyIfOr = {"UseCompactObjectHeaders", "false", "AlignVector", "false"})
72 public void test_float_float16(short[] sout, float[] finp) {
73 for (int i = 0; i < finp.length; i++) {
74 sout[i] = Float.floatToFloat16(finp[i]);
75 // With AlignVector, we need 8-byte alignment of vector loads/stores.
76 // UseCompactObjectHeaders=false UseCompactObjectHeaders=true
77 // F_adr = base + 16 + 4*i -> i % 2 = 0 F_adr = base + 12 + 4*i -> i % 2 = 1
78 // S_adr = base + 16 + 2*i -> i % 4 = 0 S_adr = base + 12 + 2*i -> i % 4 = 2
79 // -> vectorize -> no vectorization
80 }
81 }
82
83 @Run(test = {"test_float_float16"}, mode = RunMode.STANDALONE)
84 public void kernel_test_float_float16() {
85 Random rand = Utils.getRandomInstance();
86 int errno = 0;
87 finp = new float[ARRLEN];
88 sout = new short[ARRLEN];
89
90 // Setup
91 for (int i = 0; i < ARRLEN; i++) {
92 if (i%3 == 0) {
93 int shift = rand.nextInt(13+1);
94 int x = 0x7f800000 + ((i/39) << shift);
95 x = (i%2 == 0) ? x : (x | 0x80000000);
96 finp[i] = Float.intBitsToFloat(x);
97 } else {
98 finp[i] = (float) i * 1.4f;
99 }
135 HexFormat hf = HexFormat.of();
136 String msg = "floatToFloat16 wrong result: idx: " + idx +
137 ", \t" + f + ", hex: " + Integer.toHexString(Float.floatToRawIntBits(f)) +
138 ",\t expected: " + hf.toHexDigits(expected) +
139 ",\t actual: " + hf.toHexDigits(actual);
140 if ((expected & 0x7c00) != 0x7c00) {
141 if (expected != actual) {
142 System.err.println(msg);
143 return 1;
144 }
145 } else if ((expected & 0x3ff) != 0) {
146 if (((actual & 0x7c00) != 0x7c00) || (actual & 0x3ff) == 0) {
147 System.err.println(msg);
148 return 1;
149 }
150 }
151 return 0;
152 }
153
154 @Test
155 @IR(counts = {IRNode.VECTOR_CAST_HF2F, IRNode.VECTOR_SIZE + "min(max_float, max_short)", "> 0"},
156 applyIfOr = {"UseCompactObjectHeaders", "false", "AlignVector", "false"})
157 public void test_float16_float(float[] fout, short[] sinp) {
158 for (int i = 0; i < sinp.length; i++) {
159 fout[i] = Float.float16ToFloat(sinp[i]);
160 // With AlignVector, we need 8-byte alignment of vector loads/stores.
161 // UseCompactObjectHeaders=false UseCompactObjectHeaders=true
162 // F_adr = base + 16 + 4*i -> i % 2 = 0 F_adr = base + 12 + 4*i -> i % 2 = 1
163 // S_adr = base + 16 + 2*i -> i % 4 = 0 S_adr = base + 12 + 2*i -> i % 4 = 2
164 // -> vectorize -> no vectorization
165 }
166 }
167
168 @Run(test = {"test_float16_float"}, mode = RunMode.STANDALONE)
169 public void kernel_test_float16_float() {
170 int errno = 0;
171 sinp = new short[ARRLEN];
172 fout = new float[ARRLEN];
173
174 // Setup
175 for (int i = 0; i < ARRLEN; i++) {
176 if (i%3 == 0) {
177 int x = 0x7c00 + i;
178 x = (i%2 == 0) ? x : (x | 0x8000);
179 sinp[i] = (short)x;
180 } else {
181 sinp[i] = (short)i;
182 }
183 }
184
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51 private static short [] sout;
52 private static short [] sinp;
53 private static float [] fout;
54
55 public static void main(String args[]) {
56 TestFramework framework = new TestFramework(TestFloatConversionsVectorNaN.class);
57 framework.addFlags("-XX:-TieredCompilation", "-XX:CompileThresholdScaling=0.3");
58 switch (args[0]) {
59 case "nCOH_nAV" -> { framework.addFlags("-XX:-UseCompactObjectHeaders", "-XX:-AlignVector"); }
60 case "nCOH_yAV" -> { framework.addFlags("-XX:-UseCompactObjectHeaders", "-XX:+AlignVector"); }
61 case "yCOH_nAV" -> { framework.addFlags("-XX:+UseCompactObjectHeaders", "-XX:-AlignVector"); }
62 case "yCOH_yAV" -> { framework.addFlags("-XX:+UseCompactObjectHeaders", "-XX:+AlignVector"); }
63 default -> { throw new RuntimeException("Test argument not recognized: " + args[0]); }
64 };
65 framework.start();
66 System.out.println("PASSED");
67 }
68
69 @Test
70 @IR(counts = {IRNode.VECTOR_CAST_F2HF, IRNode.VECTOR_SIZE + "min(max_float, max_short)", "> 0"},
71 public void test_float_float16(short[] sout, float[] finp) {
72 for (int i = 0; i < finp.length; i++) {
73 sout[i] = Float.floatToFloat16(finp[i]);
74 }
75 }
76
77 @Run(test = {"test_float_float16"}, mode = RunMode.STANDALONE)
78 public void kernel_test_float_float16() {
79 Random rand = Utils.getRandomInstance();
80 int errno = 0;
81 finp = new float[ARRLEN];
82 sout = new short[ARRLEN];
83
84 // Setup
85 for (int i = 0; i < ARRLEN; i++) {
86 if (i%3 == 0) {
87 int shift = rand.nextInt(13+1);
88 int x = 0x7f800000 + ((i/39) << shift);
89 x = (i%2 == 0) ? x : (x | 0x80000000);
90 finp[i] = Float.intBitsToFloat(x);
91 } else {
92 finp[i] = (float) i * 1.4f;
93 }
129 HexFormat hf = HexFormat.of();
130 String msg = "floatToFloat16 wrong result: idx: " + idx +
131 ", \t" + f + ", hex: " + Integer.toHexString(Float.floatToRawIntBits(f)) +
132 ",\t expected: " + hf.toHexDigits(expected) +
133 ",\t actual: " + hf.toHexDigits(actual);
134 if ((expected & 0x7c00) != 0x7c00) {
135 if (expected != actual) {
136 System.err.println(msg);
137 return 1;
138 }
139 } else if ((expected & 0x3ff) != 0) {
140 if (((actual & 0x7c00) != 0x7c00) || (actual & 0x3ff) == 0) {
141 System.err.println(msg);
142 return 1;
143 }
144 }
145 return 0;
146 }
147
148 @Test
149 @IR(counts = {IRNode.VECTOR_CAST_HF2F, IRNode.VECTOR_SIZE + "min(max_float, max_short)", "> 0"})
150 public void test_float16_float(float[] fout, short[] sinp) {
151 for (int i = 0; i < sinp.length; i++) {
152 fout[i] = Float.float16ToFloat(sinp[i]);
153 }
154 }
155
156 @Run(test = {"test_float16_float"}, mode = RunMode.STANDALONE)
157 public void kernel_test_float16_float() {
158 int errno = 0;
159 sinp = new short[ARRLEN];
160 fout = new float[ARRLEN];
161
162 // Setup
163 for (int i = 0; i < ARRLEN; i++) {
164 if (i%3 == 0) {
165 int x = 0x7c00 + i;
166 x = (i%2 == 0) ? x : (x | 0x8000);
167 sinp[i] = (short)x;
168 } else {
169 sinp[i] = (short)i;
170 }
171 }
172
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