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UnrealEngine/Engine/Source/ThirdParty/Intel/ISPC/ispc-1.24.0/tests/array-gather-multi-unif.ispc
2025-05-18 13:04:45 +08:00

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#include "../test_static.isph"
// We have all checks in place, so we are safe and don't read or write beyond the boundaries.
#define SIZE 34
task void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
int a = aFOO[programIndex];
uniform float x[SIZE][SIZE];
// HACK to prevent the init from getting turned into a @llvm.memset
// intrinsic, which the JIT doesn't deal with...
for (uniform int i = 0; i < SIZE-5+b; ++i)
for (uniform int j = 0; j < SIZE-5+b; ++j)
x[i][j] = 0;
if (a < SIZE) {
#pragma ignore warning(perf)
x[a][a] = a;
}
RET[programIndex] = x[4][4] + x[1][1] + x[b][b] + x[0][0];
}
task void result(uniform float RET[]) {
if (programCount == 1)
RET[programIndex] = 1;
else if (programCount == 4)
RET[programIndex] = 5.;
else
RET[programIndex] = 10.;
}