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UnrealEngine/Engine/Source/ThirdParty/Intel/ISPC/ispc-1.24.0/tests/pmuls-vi8.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) {
varying int8 a_max = 0x7F, a_min = -0x80; // max and min signed int8
if (programIndex % 3 == 0) {
RET[programIndex] = saturating_mul(a_max, (varying int8) b);
}
else if (programIndex % 3 == 1) {
RET[programIndex] = saturating_mul(a_min, (varying int8) b);
}
else {
RET[programIndex] = saturating_mul((varying int8) b,
(varying int8) b);
}
}
task void result(uniform float RET[]) {
if (programIndex % 3 == 0) {
RET[programIndex] = (varying int8) 0x7F; // max signed int8
}
else if (programIndex % 3 == 1) {
RET[programIndex] = (varying int8) -0x80; // min signed int8
}
else {
RET[programIndex] = (varying int8) 25;
}
}