kaguya
44 lines
865 B
C++
44 lines
865 B
C++
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#include <bits/ensure.h>
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#include <fenv.h>
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// The functions that are not in this file but are defined in the header
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// are implemented like musl does in assembly.
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extern "C" __attribute__((__visibility__("hidden"))) int __fesetround(int);
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int fegetexceptflag(fexcept_t *, int) {
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__ensure(!"Not implemented");
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__builtin_unreachable();
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}
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int feholdexcept(fenv_t *) {
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__ensure(!"Not implemented");
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__builtin_unreachable();
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}
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int fesetexceptflag(const fexcept_t *, int) {
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__ensure(!"Not implemented");
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__builtin_unreachable();
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}
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int fesetround(int r) {
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if (r != FE_TONEAREST
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#ifdef FE_DOWNWARD
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&& r != FE_DOWNWARD
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#endif
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#ifdef FE_UPWARD
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&& r != FE_UPWARD
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#endif
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#ifdef FE_TOWARDZERO
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&& r != FE_TOWARDZERO
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#endif
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)
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return -1;
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return __fesetround(r);
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}
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int feupdateenv(const fenv_t *) {
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__ensure(!"Not implemented");
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__builtin_unreachable();
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}
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