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feat(libc): implement llroundf #2933

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Merged
oneandonlydean merged 1 commit into from
Oct 10, 2026
Merged

feat(libc): implement llroundf #2933

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1 change: 1 addition & 0 deletions core/libs/prx/libc/src/Math.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,7 @@ float APS5_VABI frexpf_nid_postfix(float x, int* exponent) { return std::frexp(x
std::int64_t APS5_VABI lround_nid_postfix(double x) { return std::llround(x); }
std::int64_t APS5_VABI lroundf_nid_postfix(float x) { return std::llround(x); }
std::int64_t APS5_VABI llround_nid_postfix(double x) { return std::llround(x); }
std::int64_t APS5_VABI llroundf_nid_postfix(float x) { return std::llround(x); }
int APS5_VABI __isfinitef_nid_postfix(float x) { return std::isfinite(x) ? 1 : 0; }
int APS5_VABI __isnormal_nid_postfix(double x) { return std::isnormal(x) ? 1 : 0; }
int APS5_VABI __isnormalf_nid_postfix(float x) { return std::isnormal(x) ? 1 : 0; }
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4 changes: 4 additions & 0 deletions core/libs/tests/GuestMath.cpp
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Expand Up @@ -45,6 +45,7 @@ std::int64_t APS5_VABI lround_nid_postfix(double);
std::div_t APS5_VABI div_nid_postfix(int, int);
std::int64_t APS5_VABI lroundf_nid_postfix(float);
std::int64_t APS5_VABI llround_nid_postfix(double);
std::int64_t APS5_VABI llroundf_nid_postfix(float);
int APS5_VABI __isfinitef_nid_postfix(float);
int APS5_VABI __isnormal_nid_postfix(double);
int APS5_VABI __isnormalf_nid_postfix(float);
Expand Down Expand Up @@ -250,6 +251,9 @@ int main() {
Require(lroundf_nid_postfix(4294967296.f) == INT64_C(4294967296));
Require(lroundf_nid_postfix(2.5f) == 3);
Require(llround_nid_postfix(-4294967296.5) == -INT64_C(4294967297));
Require(llroundf_nid_postfix(2.5f) == 3 && llroundf_nid_postfix(-2.5f) == -3 && llroundf_nid_postfix(-0.4f) == 0);
Require(llroundf_nid_postfix(8589934592.f) == INT64_C(8589934592) && llroundf_nid_postfix(-0x1p62f) == -(INT64_C(1) << 62));
Require(llroundf_nid_postfix(0.49999997f) == 0 && llroundf_nid_postfix(16777215.f) == 16777215);
const auto infinity = std::numeric_limits<float>::infinity();
const auto nan = std::numeric_limits<float>::quiet_NaN();
Require(__isinff_nid_postfix(infinity) == 1 && __isinff_nid_postfix(-infinity) == 1);
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