Files
ispc/tests/popcnt-1.ispc
Matt Pharr d86653668e Fix a number of tests to work correctly with 32/64-wide targets.
Still to be reviewed/fixed: tests/test-*, tests/[cfrs]*
2012-05-29 10:16:43 -07:00

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export uniform int width() { return programCount; }
export void f_f(uniform float RET[], uniform float aFOO[]) {
float a = aFOO[programIndex];
RET[programIndex] = popcnt((int)a);
}
static int manualpc(int v) {
int count = 0;
while (v != 0) {
if (v & 1)
++count;
v >>= 1;
}
return count;
}
export void result(uniform float RET[]) {
assert(programCount <= 64);
RET[programIndex] = manualpc(programIndex+1);
}