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Saturation arithmetic mul and div for int8/int16/int32 and div for int64 was added

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Vsevolod Livinskij
2014-02-18 02:07:13 +04:00
parent f5508db24f
commit 735e6a8ab3
29 changed files with 931 additions and 0 deletions
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27
tests/pdivs_i64.ispc Normal file
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export uniform int width() { return programCount; }
export void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
uniform int64 a_max = 9223372036854775807, a_min = -9223372036854775808; // max and min signed int64
if (programIndex % 3 == 0) {
RET[programIndex] = saturating_div(a_max, (uniform int64) b);
}
else if (programIndex % 3 == 1) {
RET[programIndex] = saturating_div(a_min, (uniform int64) b);
}
else {
RET[programIndex] = saturating_div(a_min, (uniform int64) -1);
}
}
export void result(uniform float RET[]) {
if (programIndex % 3 == 0) {
RET[programIndex] = (uniform int64) 1844674407370955161.4;
}
else if (programIndex % 3 == 1) {
RET[programIndex] = (uniform int64) -1844674407370955161.6;
}
else {
RET[programIndex] = (uniform int64) 9223372036854775807;
}
}