Add some additional tests

tests/atomics-varyingptr-1.ispc

@@ -0,0 +1,18 @@
+
+export uniform int width() { return programCount; }
+
+uniform unsigned int32 s[programCount];
+
+export void f_f(uniform float RET[], uniform float aFOO[]) {
+    float a = aFOO[programIndex]; 
+    float b = 0;
+    float delta = 1;
+    if (programIndex < 2)
+        atomic_add_global(&s[programIndex], delta);
+    RET[programIndex] = s[programIndex];
+}
+
+export void result(uniform float RET[]) {
+    RET[programIndex] = 0;
+    RET[0] = RET[1] = 1;
+}

tests/atomics-varyingptr-2.ispc

@@ -0,0 +1,16 @@
+
+export uniform int width() { return programCount; }
+
+uniform unsigned int32 s[programCount];
+
+export void f_f(uniform float RET[], uniform float aFOO[]) {
+    float a = aFOO[programIndex]; 
+    float b = 0;
+    float delta = 1;
+    atomic_add_global(&s[programCount-1-programIndex], programIndex);
+    RET[programIndex] = s[programIndex];
+}
+
+export void result(uniform float RET[]) {
+    RET[programIndex] = programCount-1-programIndex;
+}

tests/atomics-varyingptr-3.ispc

@@ -0,0 +1,18 @@
+
+export uniform int width() { return programCount; }
+
+uniform unsigned int32 s[programCount];
+
+export void f_f(uniform float RET[], uniform float aFOO[]) {
+    for (uniform int i = 0; i < programCount; ++i)
+        s[i] = 1234;
+    float a = aFOO[programIndex]; 
+    float b = 0;
+    float delta = 1;
+    a = atomic_max_global(&s[programIndex], programIndex);
+    RET[programIndex] = a;
+}
+
+export void result(uniform float RET[]) {
+    RET[programIndex] = 1234;
+}

tests/atomics-varyingptr-4.ispc

@@ -0,0 +1,15 @@
+
+export uniform int width() { return programCount; }
+
+uniform int32 s[programCount];
+
+export void f_f(uniform float RET[], uniform float aFOO[]) {
+    for (uniform int i = 0; i < programCount; ++i)
+        s[i] = -1234;
+    atomic_max_global(&s[programIndex], programIndex);
+    RET[programIndex] = s[programIndex];
+}
+
+export void result(uniform float RET[]) {
+    RET[programIndex] = programIndex;
+}

tests/ptr-int-null-1.ispc

@@ -0,0 +1,16 @@
+
+export uniform int width() { return programCount; }
+
+bool foo(int *ptr) {
+    return (ptr == NULL);
+}
+
+export void f_f(uniform float RET[], uniform float aFOO[]) {
+    uniform int a = 1;
+    uniform int * uniform b = 0;
+    RET[programIndex] = foo(0);
+}
+
+export void result(uniform float RET[]) {
+    RET[programIndex] = 1;
+}

tests/ptr-int-null.ispc

@@ -0,0 +1,13 @@
+
+export uniform int width() { return programCount; }
+
+
+export void f_f(uniform float RET[], uniform float aFOO[]) {
+    uniform int a = 1;
+    uniform int * uniform b = 0;
+    RET[programIndex] = (b == NULL && b == 0 && 0 == b) ? 1 : 0;
+}
+
+export void result(uniform float RET[]) {
+    RET[programIndex] = 1;
+}

tests/vector-varying-scatter-2.ispc

@@ -0,0 +1,17 @@
+
+export uniform int width() { return programCount; }
+
+export void f_f(uniform float RET[], uniform float aFOO[]) {
+    float aa = aFOO[programIndex]; 
+    float<4> a = { -1, -2, -3, -4 };
+    if (programIndex < 4)
+        a[3-programIndex] = aa;
+//CO    print("%\n%\n%\n%\n", a[0], a[1], a[2], a[3]);
+    int i = clamp(3-programIndex, 0, 3);
+//CO    print("%\n%\n", i, a[i]);
+    RET[programIndex] = a[i];
+}
+
+export void result(uniform float RET[]) {
+    RET[programIndex] = (programIndex < 4) ? 1+programIndex : -1;
+}

tests/vector-varying-scatter.ispc

@@ -0,0 +1,15 @@
+
+export uniform int width() { return programCount; }
+
+export void f_f(uniform float RET[], uniform float aFOO[]) {
+    float aa = aFOO[programIndex]; 
+    float<4> a = { -1, -2, -3, -4 };
+    if (programIndex < 4)
+        a[3-programIndex] = aa;
+    RET[programIndex] = a[2];
+}
+
+export void result(uniform float RET[]) {
+    RET[programIndex] = -3;
+    RET[1] = 2;
+}