Revert builtins fp16 support: tests do not pass on Mac
[lldb.git] / compiler-rt / test / builtins / Unit / extendhfsf2_test.c
index 86150e8..9a5258b 100644 (file)
@@ -5,83 +5,99 @@
 
 #include "fp_test.h"
 
-float __extendhfsf2(TYPE_FP16 a);
+float __extendhfsf2(uint16_t a);
 
-int test__extendhfsf2(TYPE_FP16 a, uint32_t expected)
+int test__extendhfsf2(uint16_t a, float expected)
 {
     float x = __extendhfsf2(a);
-    int ret = compareResultF(x, expected);
+    int ret = compareResultH(x, expected);
 
     if (ret){
         printf("error in test__extendhfsf2(%#.4x) = %f, "
-               "expected %f\n", toRep16(a), x, fromRep32(expected));
+               "expected %f\n", a, x, expected);
     }
     return ret;
 }
 
-char assumption_1[sizeof(TYPE_FP16) * CHAR_BIT == 16] = {0};
+char assumption_1[sizeof(__fp16) * CHAR_BIT == 16] = {0};
 
 int main()
 {
     // qNaN
-    if (test__extendhfsf2(fromRep16(0x7e00),
-                          UINT32_C(0x7fc00000)))
+    if (test__extendhfsf2(UINT16_C(0x7e00),
+                          makeQNaN32()))
         return 1;
     // NaN
-    if (test__extendhfsf2(fromRep16(0x7f80),
-                          UINT32_C(0x7ff00000)))
+    if (test__extendhfsf2(UINT16_C(0x7e00),
+                          makeNaN32(UINT32_C(0x8000))))
         return 1;
     // inf
-    if (test__extendhfsf2(fromRep16(0x7c00),
-                          UINT32_C(0x7f800000)))
+    if (test__extendhfsf2(UINT16_C(0x7c00),
+                          makeInf32()))
         return 1;
-    // -inf
-    if (test__extendhfsf2(fromRep16(0xfc00),
-                          UINT32_C(0xff800000)))
+    if (test__extendhfsf2(UINT16_C(0xfc00),
+                          -makeInf32()))
         return 1;
     // zero
-    if (test__extendhfsf2(fromRep16(0x0),
-                          UINT32_C(0x00000000)))
+    if (test__extendhfsf2(UINT16_C(0x0),
+                          0.0f))
         return 1;
-    // -zero
-    if (test__extendhfsf2(fromRep16(0x8000),
-                          UINT32_C(0x80000000)))
+    if (test__extendhfsf2(UINT16_C(0x8000),
+                          -0.0f))
         return 1;
-    if (test__extendhfsf2(fromRep16(0x4248),
-                          UINT32_C(0x40490000)))
+
+    if (test__extendhfsf2(UINT16_C(0x4248),
+                          3.1415926535f))
+        return 1;
+    if (test__extendhfsf2(UINT16_C(0xc248),
+                          -3.1415926535f))
         return 1;
-    if (test__extendhfsf2(fromRep16(0xc248),
-                          UINT32_C(0xc0490000)))
+    if (test__extendhfsf2(UINT16_C(0x7c00),
+                          0x1.987124876876324p+100f))
         return 1;
-    if (test__extendhfsf2(fromRep16(0x6e62),
-                          UINT32_C(0x45cc4000)))
+    if (test__extendhfsf2(UINT16_C(0x6e62),
+                          0x1.988p+12f))
         return 1;
-    if (test__extendhfsf2(fromRep16(0x3c00),
-                          UINT32_C(0x3f800000)))
+    if (test__extendhfsf2(UINT16_C(0x3c00),
+                          0x1.0p+0f))
         return 1;
-    if (test__extendhfsf2(fromRep16(0x0400),
-                          UINT32_C(0x38800000)))
+    if (test__extendhfsf2(UINT16_C(0x0400),
+                          0x1.0p-14f))
         return 1;
     // denormal
-    if (test__extendhfsf2(fromRep16(0x0010),
-                          UINT32_C(0x35800000)))
+    if (test__extendhfsf2(UINT16_C(0x0010),
+                          0x1.0p-20f))
+        return 1;
+    if (test__extendhfsf2(UINT16_C(0x0001),
+                          0x1.0p-24f))
         return 1;
-    if (test__extendhfsf2(fromRep16(0x0001),
-                          UINT32_C(0x33800000)))
+    if (test__extendhfsf2(UINT16_C(0x8001),
+                          -0x1.0p-24f))
         return 1;
-    if (test__extendhfsf2(fromRep16(0x8001),
-                          UINT32_C(0xb3800000)))
+    if (test__extendhfsf2(UINT16_C(0x0001),
+                          0x1.5p-25f))
         return 1;
-    if (test__extendhfsf2(fromRep16(0x0001),
-                          UINT32_C(0x33800000)))
+    // and back to zero
+    if (test__extendhfsf2(UINT16_C(0x0000),
+                          0x1.0p-25f))
+        return 1;
+    if (test__extendhfsf2(UINT16_C(0x8000),
+                          -0x1.0p-25f))
         return 1;
     // max (precise)
-    if (test__extendhfsf2(fromRep16(0x7bff),
-                          UINT32_C(0x477fe000)))
+    if (test__extendhfsf2(UINT16_C(0x7bff),
+                          65504.0f))
         return 1;
     // max (rounded)
-    if (test__extendhfsf2(fromRep16(0x7bff),
-                          UINT32_C(0x477fe000)))
+    if (test__extendhfsf2(UINT16_C(0x7bff),
+                          65504.0f))
+        return 1;
+    // max (to +inf)
+    if (test__extendhfsf2(UINT16_C(0x7c00),
+                          makeInf32()))
+        return 1;
+    if (test__extendhfsf2(UINT16_C(0xfc00),
+                          -makeInf32()))
         return 1;
     return 0;
 }