Files
ispc/tests/popcnt-2.ispc
2011-06-21 12:48:50 -07:00

27 lines
782 B
Plaintext

export uniform int width() { return programCount; }
static int int4(uniform int a, uniform int b, uniform int c,
uniform int d) {
int 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 void f_f(uniform float RET[], uniform float aFOO[]) {
float a = aFOO[programIndex];
RET[programIndex] = popcnt(int4(0xf0f0f0f0, 0xff, 0x10, 0));
}
export void result(uniform float RET[]) {
RET[0] = RET[4] = RET[8] = RET[12] = 16;
RET[1] = RET[5] = RET[9] = RET[13] = 8;
RET[2] = RET[6] = RET[10] = RET[14] = 1;
RET[3] = RET[7] = RET[11] = RET[15] = 0;
}