Initial commit.

tests/pow-2.ispc

@@ -0,0 +1,24 @@
+static float float4(uniform float a, uniform float b, uniform float c, 
+                    uniform float d) {
+    float ret = 0;
+    for (uniform int i = 0; i < programCount; i += 4) {
+        ret = insert(ret, i + 0, a);
+        ret = insert(ret, i + 1, b);
+        ret = insert(ret, i + 2, c);
+        ret = insert(ret, i + 3, d);
+    }
+    return ret;
+}
+
+export uniform int width() { return programCount; }
+
+
+bool ok(float x, float ref) { return (abs(x - ref) < 1e-6) || abs((x-ref)/ref) < 1e-5; }
+
+export void f_v(uniform float RET[]) {
+    float a = float4((4.049826145172119),(6.628306388854980),(4.623792648315430),(2.656122446060181));
+    float b = float4((7.147558689117432),(0.000000000000000),(0.651920497417450),(9.655045509338379));
+    float ref = float4((21962.773437500000000),(1.000000000000000),(2.713476419448853),(12477.703125000000000));
+    RET[programIndex] = ok(pow(a, b), ref) ? 1. : 0.;
+}
+export void result(uniform float RET[]) { RET[programIndex] = 1.; }