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40 lines
1.0 KiB
C
40 lines
1.0 KiB
C
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// clang_rt_compat.c
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// 兼容 32 位 Clang 编译的 libx264 运行时函数
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#ifdef _M_IX86
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#pragma comment(linker, "/alternatename:__ultof3=_ultof3_impl")
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#pragma comment(linker, "/alternatename:__dtoul3_legacy=_dtoul3_impl")
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#pragma comment(linker, "/alternatename:__dtol3=_dtol3_impl")
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#pragma comment(linker, "/alternatename:__ltod3=_ltod3_impl")
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#pragma comment(linker, "/alternatename:__ultod3=_ultod3_impl")
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// unsigned long long to float
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float __cdecl ultof3_impl(unsigned long long a) {
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return (float)a;
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}
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// double to unsigned long long
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unsigned long long __cdecl dtoul3_impl(double a) {
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if (a < 0) return 0;
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if (a >= 18446744073709551616.0) return 0xFFFFFFFFFFFFFFFFULL;
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return (unsigned long long)a;
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}
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// double to long long
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long long __cdecl dtol3_impl(double a) {
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return (long long)a;
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}
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// long long to double
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double __cdecl ltod3_impl(long long a) {
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return (double)a;
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}
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// unsigned long long to double
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double __cdecl ultod3_impl(unsigned long long a) {
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return (double)a;
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}
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#endif
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