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UnrealEngine/Engine/Source/ThirdParty/Intel/ISPC/ispc-1.24.0/tests/pdivus-i64.ispc
2025-05-18 13:04:45 +08:00

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#include "../test_static.isph"
task void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
uniform unsigned int64 a_max = 0xFFFFFFFFFFFFFFFF, a_min = 0; // max and min unsigned int64
if (programIndex % 2 == 0) {
RET[programIndex] = saturating_div(a_min, (uniform unsigned int64) b);
}
else {
RET[programIndex] = saturating_div(a_max, (uniform unsigned int64) b);
}
}
task void result(uniform float RET[]) {
if (programIndex % 2 == 0) {
RET[programIndex] = (uniform unsigned int64) 0; // min unsigned int64
}
else {
RET[programIndex] = (uniform unsigned int64) 0x3333333333333333; // max unsigned int64 / 5
}
}