mirror of
https://github.com/guanzhi/GmSSL.git
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58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
/*
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* Borland C++ 32-bit compiler (BCC32). Use with mirdef.h32
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* Uses inline assembly feature. Suitable for Win32 Apps
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* Also compatible with Microsoft Visual C++ 32-bit compiler
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*/
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#define ASM __asm__
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int muldiv(a,b,c,m,rp)
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int a,b,c,m,*rp;
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{
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ASM ("mov eax,DWORD PTR a");
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ASM ("mul DWORD PTR b");
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ASM ("add eax,DWORD PTR c");
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ASM ("adc edx,0h");
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ASM ("div DWORD PTR m");
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ASM ("mov ebx,DWORD PTR rp");
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ASM ("mov [ebx],edx");
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}
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int muldvm(a,c,m,rp)
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int a,c,m,*rp;
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{
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ASM ("mov edx,DWORD PTR a");
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ASM ("mov eax,DWORD PTR c");
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ASM ("div DWORD PTR m");
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ASM ("mov ebx,DWORD PTR rp");
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ASM ("mov [ebx],edx");
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}
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int muldvd(a,b,c,rp)
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int a,b,c,*rp;
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{
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ASM ("mov eax,DWORD PTR a");
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ASM ("mul DWORD PTR b");
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ASM ("add eax,DWORD PTR c");
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ASM ("adc edx,0h");
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ASM ("mov ebx,DWORD PTR rp");
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ASM ("mov [ebx],eax");
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ASM ("mov eax,edx");
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}
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void muldvd2(a,b,c,rp)
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int a,b,*c,*rp;
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{
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ASM ("mov eax,DWORD PTR a");
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ASM ("mul DWORD PTR b");
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ASM ("mov ebx,DWORD PTR c");
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ASM ("add eax,[ebx]");
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ASM ("adc edx,0h");
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ASM ("mov esi,DWORD PTR rp");
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ASM ("add eax,[esi]");
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ASM ("adc edx,0h");
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ASM ("mov [esi],eax");
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ASM ("mov [ebx],edx");
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}
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