diff --git a/dmd2/strtold.c b/dmd2/strtold.c deleted file mode 100644 index bbe0188d..00000000 --- a/dmd2/strtold.c +++ /dev/null @@ -1,714 +0,0 @@ -// Copyright (C) 1985-1998 by Symantec -// Copyright (C) 2000-2011 by Digital Mars -// All Rights Reserved -// http://www.digitalmars.com -// Written by Walter Bright -/* - * This source file is made available for personal use - * only. The license is in /dmd/src/dmd/backendlicense.txt - * or /dm/src/dmd/backendlicense.txt - * For any other uses, please contact Digital Mars. - */ - -#include -#include -#include -#include -#include -#include -#if _WIN32 && __DMC__ -#include -#include -#endif -#if linux || __APPLE__ || __FreeBSD__ || __OpenBSD__ || __sun&&__SVR4 -#include -#endif - -#include "longdouble.h" - -#if _WIN32 && __DMC__ -// from \sc\src\include\setlocal.h -extern char * __cdecl __locale_decpoint; -void __pascal __set_errno (int an_errno); -#endif - -#if _WIN32 || linux || __APPLE__ || __FreeBSD__ || __OpenBSD__ || __sun&&__SVR4 - -#if 0 -/* This is for compilers that don't support hex float literals, - * and also makes it clearer what constants we're trying to use. - */ - -static longdouble negtab[] = - {1e-4096L,1e-2048L,1e-1024L,1e-512L, - 1e-256L,1e-128L,1e-64L,1e-32L,1e-16L,1e-8L,1e-4L,1e-2L,1e-1L,1.0L}; - -static longdouble postab[] = - {1e+4096L,1e+2048L,1e+1024L,1e+512L, - 1e+256L,1e+128L,1e+64L,1e+32L,1e+16L,1e+8L,1e+4L,1e+2L,1e+1L}; - -#elif (defined(__GNUC__) && __FreeBSD__ && __i386__) || _MSC_VER - -// GCC on FreeBSD/i386 incorrectly rounds long double constants to double precision. Workaround: - -// Note that the [sizeof(longdouble)] takes care of whatever the 0 padding is for the -// target platform - -static unsigned char _negtab_bytes[][sizeof(longdouble)] = - { { 0xDE,0x9F,0xCE,0xD2,0xC8,0x04,0xDD,0xA6,0xD8,0x0A,0xBF,0xBF }, - { 0xE4,0x2D,0x36,0x34,0x4F,0x53,0xAE,0xCE,0x6B,0x25,0xBF,0xBF }, - { 0xBE,0xC0,0x57,0xDA,0xA5,0x82,0xA6,0xA2,0xB5,0x32,0xBF,0xBF }, - { 0x1C,0xD2,0x23,0xDB,0x32,0xEE,0x49,0x90,0x5A,0x39,0xBF,0xBF }, - { 0x3A,0x19,0x7A,0x63,0x25,0x43,0x31,0xC0,0xAC,0x3C,0xBF,0xBF }, - { 0xA1,0xE4,0xBC,0x64,0x7C,0x46,0xD0,0xDD,0x55,0x3E,0xBF,0xBF }, - { 0xA5,0xE9,0x39,0xA5,0x27,0xEA,0x7F,0xA8,0x2A,0x3F,0xBF,0xBF }, - { 0xBA,0x94,0x39,0x45,0xAD,0x1E,0xB1,0xCF,0x94,0x3F,0xBF,0xBF }, - { 0x5B,0xE1,0x4D,0xC4,0xBE,0x94,0x95,0xE6,0xC9,0x3F,0xBF,0xBF }, - { 0xFD,0xCE,0x61,0x84,0x11,0x77,0xCC,0xAB,0xE4,0x3F,0xBF,0xBF }, - { 0x2C,0x65,0x19,0xE2,0x58,0x17,0xB7,0xD1,0xF1,0x3F,0xBF,0xBF }, - { 0x0A,0xD7,0xA3,0x70,0x3D,0x0A,0xD7,0xA3,0xF8,0x3F,0xBF,0xBF }, - { 0xCD,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0xFB,0x3F,0xBF,0xBF }, - { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xFF,0x3F,0xBF,0xBF } }; - -static unsigned char _postab_bytes[][sizeof(longdouble)] = - { { 0x9B,0x97,0x20,0x8A,0x02,0x52,0x60,0xC4,0x25,0x75,0x18,0x28 }, - { 0xE5,0x5D,0x3D,0xC5,0x5D,0x3B,0x8B,0x9E,0x92,0x5A,0x18,0x28 }, - { 0x17,0x0C,0x75,0x81,0x86,0x75,0x76,0xC9,0x48,0x4D,0x18,0x28 }, - { 0xC7,0x91,0x0E,0xA6,0xAE,0xA0,0x19,0xE3,0xA3,0x46,0x18,0x28 }, - { 0x8E,0xDE,0xF9,0x9D,0xFB,0xEB,0x7E,0xAA,0x51,0x43,0x18,0x28 }, - { 0xE0,0x8C,0xE9,0x80,0xC9,0x47,0xBA,0x93,0xA8,0x41,0x18,0x28 }, - { 0xD5,0xA6,0xCF,0xFF,0x49,0x1F,0x78,0xC2,0xD3,0x40,0x18,0x28 }, - { 0x9E,0xB5,0x70,0x2B,0xA8,0xAD,0xC5,0x9D,0x69,0x40,0x18,0x28 }, - { 0x00,0x00,0x00,0x04,0xBF,0xC9,0x1B,0x8E,0x34,0x40,0x18,0x28 }, - { 0x00,0x00,0x00,0x00,0x00,0x20,0xBC,0xBE,0x19,0x40,0x18,0x28 }, - { 0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x9C,0x0C,0x40,0x18,0x28 }, - { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC8,0x05,0x40,0x18,0x28 }, - { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xA0,0x02,0x40,0x18,0x28 }, - { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xFF,0x3F,0x18,0x28 } }; - -static longdouble *negtab = (longdouble *) _negtab_bytes; -static longdouble *postab = (longdouble *) _postab_bytes; - -#else - -// Use exact values, computed separately, to bootstrap. -// The digits here past 17 are just for amusement value, they -// only contribute to the 'sticky' bit. - -static longdouble negtab[] = -{ - 1 / 0x62.30290145104bcd64a60a9fc025254932bb0fd922271133eeae7be4a2f9151ffff868e970c234d8f51c5563f48bd2b496d868b27518ae42404964046f87cc1d213d5d0b54f74eb9281bb6c6e435fcb457200c03a5bca35f7792959da22e8d623b3e7b21e2b6100fab123cd8a1a75409f23956d4b941c759f83557de068edd2d00bcdd9d4a52ec8721ac7867f9e974996fb03d7ecd2fdc6349af06940d48741a6c2ed4684e5ab8d9c7bd7991dc03b4f63b8afd6b25ff66e42caeee333b7000a51987ec7038aec29e6ee8cac982a4ba47440496fcbe00d313d584e857fd214495bbdf373f41fd86fe49b70a5c7d2b17e0b2544f10cd4d8bfa89d0d73df29d0176cca7c234f4e6d2767113fd01c8c1a08a138c4ef80456c02d9a0ff4f1d4e3e51cb9255858325ed8d2399faddd9e9985a2df904ff6bf5c4f2ef0650ebc692c5508c2cbd6667097aced8e437b3d7fe03b2b6341a4c954108b89bc108f19ade5b533458e0dd75a53400d03119534074e89541bae9641fdd6266a3fdcbf778900fc509ba674343dd6769f3b72b882e7282566fbc6cc3f8d6b0dd9bc96119b31a96ddeff35e836b5d298f9994b8c90918e7b9a73491260806f233b7c94ab6feba2ebd6c1d9960e2d73a130d84c4a74fde9ce4724ed5bf546a03f40a8fb126ab1c32da38338eb3acc1a67778cfbe8b12acf1b23504dcd6cd995aca6a8b492ed8aa19adb95484971870239f4cea6e9cfda20c33857b32c450c3fecb534b71bd1a45b060904788f6e50fe78d6823613c8509ee3352c90ca19cfe90afb779eea37c8ab8db59a0a80627ce41d3cc425971d582dfe6d97ee63302b8e13e25feeaf19e63d326a7eb6d1c7bf2608c4cf1cc939c1307641d9b2c39497a8fcd8e0cd9e8d7c3172826ac9df13cb3d04e8d2fca26a9ff7d8b57e27ecf57bbb9373f46fee7aab86deb3f078787e2ab608b89572dac789bf627ede440b3f251f2b2322ab312bb95893d4b850be10e02d2408206e7bb8272181327ec8fa2e8a37a2d4390caea134c53c0adf9462ea75ecf9b5d0ed4d542dc19e1faf7a872e74f984d83e2dd8d92580152f18390a2b295138753d1fa8fd5d59c89f1b095edc162e2690f3cd8f62ff42923bbd87d1cde840b464a0e137d5e9a4eb8f8cde35c88baf63b71292baf1deeca19beb77fb8af6176ca776743074fa7021b97a1e0a68173c20ee69e79dadf7eb83cadbdfea5242a8329761ffe062053ccb5b92ac50b9c175a697b2b5341743c994a4503b9af26b398c6fed037d19eef4090ee8ae0725b1655fec303297cd0c2bd9cc1110c4e9968738b909454eb2a0dcfe388f15b8c898d3967a1b6dc3a5b4811a4f04f3618ac0280f4d3295a842bcfd82373a3f8ec72af2acd5071a8309cb2130504dd97d9556a1ebcad7947e0d0e30c7ae41eb659fb878f061814f6cea9c441c2d473bfe167b1a1c304e7613b22454ab9c41ff0b0905bc13176168dde6d488052f8cf8169c84cb4bf982870097012c23481161959127142e0e80cab3e6d7af6a25743dbeabcd0f237f1a016b67b2c2dfae78e341be10d6bfdf759b8ba1e81d1f4cce7c4823da7e1e7c34c0591cc245155e93b86ae5be806c0ed3f0da6146e599574efb29b172506be82913b1bb5154e05154ef084117f89a1e908efe7ae7d4724e8d2a67c001p+13600L, - 1 / 0x9.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, - 1 / 0x3.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, - 1 / 0x1c.633415d4c1d238d98cab8a978a0b1f138cb07303a269974845a71d46b099bc817343afac69be5b0e9449775c1366732a93abade4b2908ee0f95f635e85a91924c3fc0695e7fc7153329c57aebfa3edac96e14f5dbc51fb2eb21a2f221e25cfea703ed321aa1da1bf28f8733b4475b579c88976c194e6574746c40513c31e1ad9b83a8a975d96976f8f9546dc77f27267fc6cf801p+1696L, - 1 / 0x5.53f75fdcefcef46eeddc80dcc7f755bc28f265f9ef17cc5573c063ff540e3c42d35a1d153624adc666b026b2716ed595d80fcf4a6e706bde50c612152f87d8d99f72bed3875b982e7c01p+848L, - 1 / 0x2.4ee91f2603a6337f19bccdb0dac404dc08d3cff5ec2374e42f0f1538fd03df99092e953e01p+424L, - 1 / 0x18.4f03e93ff9f4daa797ed6e38ed64bf6a1f01p+208L, - 1 / 0x4.ee2d6d415b85acef81p+104L, - 1 / 0x23.86f26fc1p+48L, - 1 / 0x5.f5e1p+24L, - 1 / 0x27.10p+8L, - 1 / 0x64.p+0L, - 1 / 0xa.p+0L, -}; - -static longdouble postab[] = -{ - 0x62.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, - 0x9.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, - 0x3.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, - 0x1c.633415d4c1d238d98cab8a978a0b1f138cb07303a269974845a71d46b099bc817343afac69be5b0e9449775c1366732a93abade4b2908ee0f95f635e85a91924c3fc0695e7fc7153329c57aebfa3edac96e14f5dbc51fb2eb21a2f221e25cfea703ed321aa1da1bf28f8733b4475b579c88976c194e6574746c40513c31e1ad9b83a8a975d96976f8f9546dc77f27267fc6cf801p+1696L, - 0x5.53f75fdcefcef46eeddc80dcc7f755bc28f265f9ef17cc5573c063ff540e3c42d35a1d153624adc666b026b2716ed595d80fcf4a6e706bde50c612152f87d8d99f72bed3875b982e7c01p+848L, - 0x2.4ee91f2603a6337f19bccdb0dac404dc08d3cff5ec2374e42f0f1538fd03df99092e953e01p+424L, - 0x18.4f03e93ff9f4daa797ed6e38ed64bf6a1f01p+208L, - 0x4.ee2d6d415b85acef81p+104L, - 0x23.86f26fc1p+48L, - 0x5.f5e1p+24L, - 0x27.10p+8L, - 0x64.p+0L, - 0xa.p+0L, -}; - -#endif - -/************************* - * Convert string to double. - * Terminates on first unrecognized character. - */ - -longdouble strtold(const char *p,char **endp) -{ - longdouble ldval; - int exp; - long long msdec,lsdec; - unsigned long msscale; - char dot,sign; - int pow; - int ndigits; - const char *pinit = p; - static char infinity[] = "infinity"; - static char nans[] = "nans"; - unsigned int old_cw; - unsigned int old_status; - -#if _WIN32 && __DMC__ - fenv_t flagp; - fegetenv(&flagp); /* Store all exceptions, and current status word */ - if (_8087) - { - // disable exceptions from occurring, set max precision, and round to nearest -#if __DMC__ - __asm - { - fstcw word ptr old_cw - mov EAX,old_cw - mov ECX,EAX - and EAX,0xf0c0 - or EAX,033fh - mov old_cw,EAX - fldcw word ptr old_cw - mov old_cw,ECX - } -#else - old_cw = _control87(_MCW_EM | _PC_64 | _RC_NEAR, - _MCW_EM | _MCW_PC | _MCW_RC); -#endif - } -#endif - - while (isspace(*p)) - p++; - sign = 0; /* indicating + */ - switch (*p) - { case '-': - sign++; - /* FALL-THROUGH */ - case '+': - p++; - } - ldval = 0.0; - dot = 0; /* if decimal point has been seen */ - exp = 0; - msdec = lsdec = 0; - msscale = 1; - ndigits = 0; - -#if __DMC__ - switch (*p) - { case 'i': - case 'I': - if (memicmp(p,infinity,8) == 0) - { p += 8; - goto L4; - } - if (memicmp(p,infinity,3) == 0) /* is it "inf"? */ - { p += 3; - L4: - ldval = HUGE_VAL; - goto L3; - } - break; - case 'n': - case 'N': - if (memicmp(p,nans,4) == 0) /* "nans"? */ - { p += 4; - ldval = NANS; - goto L5; - } - if (memicmp(p,nans,3) == 0) /* "nan"? */ - { p += 3; - ldval = NAN; - L5: - if (*p == '(') /* if (n-char-sequence) */ - goto Lerr; /* invalid input */ - goto L3; - } - } -#endif - - if (*p == '0' && (p[1] == 'x' || p[1] == 'X')) - { int guard = 0; - int anydigits = 0; - - p += 2; - while (1) - { int i = *p; - - while (isxdigit(i)) - { - anydigits = 1; - i = isalpha(i) ? ((i & ~0x20) - ('A' - 10)) : i - '0'; - if (ndigits < 16) - { - msdec = msdec * 16 + i; - if (msdec) - ndigits++; - } - else if (ndigits == 16) - { - while (msdec >= 0) - { - exp--; - msdec <<= 1; - i <<= 1; - if (i & 0x10) - msdec |= 1; - } - guard = i << 4; - ndigits++; - exp += 4; - } - else - { - guard |= i; - exp += 4; - } - exp -= dot; - i = *++p; - } -#if _WIN32 && __DMC__ - if (i == *__locale_decpoint && !dot) -#else - if (i == '.' && !dot) -#endif - { p++; - dot = 4; - } - else - break; - } - - // Round up if (guard && (sticky || odd)) - if (guard & 0x80 && (guard & 0x7F || msdec & 1)) - { - msdec++; - if (msdec == 0) // overflow - { msdec = 0x8000000000000000LL; - exp++; - } - } - - if (anydigits == 0) // if error (no digits seen) - goto Lerr; - if (*p == 'p' || *p == 'P') - { - char sexp; - int e; - - sexp = 0; - switch (*++p) - { case '-': sexp++; - case '+': p++; - } - ndigits = 0; - e = 0; - while (isdigit(*p)) - { - if (e < 0x7FFFFFFF / 10 - 10) // prevent integer overflow - { - e = e * 10 + *p - '0'; - } - p++; - ndigits = 1; - } - exp += (sexp) ? -e : e; - if (!ndigits) // if no digits in exponent - goto Lerr; - - if (msdec) - { -#if __DMC__ - // The 8087 has no instruction to load an - // unsigned long long - if (msdec < 0) - { - *(long long *)&ldval = msdec; - ((unsigned short *)&ldval)[4] = 0x3FFF + 63; - } - else - { // But does for a signed one - __asm - { - fild qword ptr msdec - fstp tbyte ptr ldval - } - } -#else - int e2 = 0x3FFF + 63; - - // left justify mantissa - while (msdec >= 0) - { msdec <<= 1; - e2--; - } - - // Stuff mantissa directly into long double - *(long long *)&ldval = msdec; - ((unsigned short *)&ldval)[4] = e2; -#endif - -#if 0 - if (0) - { int i; - printf("msdec = x%llx, ldval = %Lg\n", msdec, ldval); - for (i = 0; i < 5; i++) - printf("%04x ",((unsigned short *)&ldval)[i]); - printf("\n"); - printf("%llx\n",ldval); - } -#endif - // Exponent is power of 2, not power of 10 -#if _WIN32 && __DMC__ - __asm - { - fild dword ptr exp - fld tbyte ptr ldval - fscale // ST(0) = ST(0) * (2**ST(1)) - fstp ST(1) - fstp tbyte ptr ldval - } -#else - ldval = ldexpl(ldval,exp); -#endif - } - goto L6; - } - else - goto Lerr; // exponent is required - } - else - { - while (1) - { int i = *p; - - while (isdigit(i)) - { - ndigits = 1; /* must have at least 1 digit */ - if (msdec < (0x7FFFFFFFFFFFLL-10)/10) - msdec = msdec * 10 + (i - '0'); - else if (msscale < (0xFFFFFFFF-10)/10) - { lsdec = lsdec * 10 + (i - '0'); - msscale *= 10; - } - else - { - exp++; - } - exp -= dot; - i = *++p; - } -#if _WIN32 && __DMC__ - if (i == *__locale_decpoint && !dot) -#else - if (i == '.' && !dot) -#endif - { p++; - dot++; - } - else - break; - } - if (!ndigits) // if error (no digits seen) - goto Lerr; // return 0.0 - } - if (*p == 'e' || *p == 'E') - { - char sexp; - int e; - - sexp = 0; - switch (*++p) - { case '-': sexp++; - case '+': p++; - } - ndigits = 0; - e = 0; - while (isdigit(*p)) - { - if (e < 0x7FFFFFFF / 10 - 10) // prevent integer overflow - { - e = e * 10 + *p - '0'; - } - p++; - ndigits = 1; - } - exp += (sexp) ? -e : e; - if (!ndigits) // if no digits in exponent - goto Lerr; // return 0.0 - } - -#if _WIN32 && __DMC__ - __asm - { - fild qword ptr msdec - mov EAX,msscale - cmp EAX,1 - je La1 - fild long ptr msscale - fmul - fild qword ptr lsdec - fadd - La1: - fstp tbyte ptr ldval - } -#else - ldval = msdec; - if (msscale != 1) /* if stuff was accumulated in lsdec */ - ldval = ldval * msscale + lsdec; -#endif - if (ldval) - { unsigned u; - - u = 0; - pow = 4096; - -#if _WIN32 && __DMC__ - //printf("msdec = x%x, lsdec = x%x, msscale = x%x\n",msdec,lsdec,msscale); - //printf("dval = %g, x%llx, exp = %d\n",dval,dval,exp); - __asm fld tbyte ptr ldval -#endif - - while (exp > 0) - { - while (exp >= pow) - { -#if _WIN32 && __DMC__ - __asm - { - mov EAX,u - imul EAX,10 - fld tbyte ptr postab[EAX] - fmul - } -#else - ldval *= postab[u]; -#endif - exp -= pow; - } - pow >>= 1; - u++; - } -#if _WIN32 && __DMC__ - __asm fstp tbyte ptr ldval -#endif - while (exp < 0) - { while (exp <= -pow) - { -#if _WIN32 && __DMC__ - __asm - { - mov EAX,u - imul EAX,10 - fld tbyte ptr ldval - fld tbyte ptr negtab[EAX] - fmul - fstp tbyte ptr ldval - } -#else - ldval *= negtab[u]; -#endif - if (ldval == 0) -#if _WIN32 && __DMC__ - __set_errno (ERANGE); -#else - errno = ERANGE; -#endif - exp += pow; - } - pow >>= 1; - u++; - } -#if 0 - if (0) - { int i; - for (i = 0; i < 5; i++) - printf("%04x ",ldval.value[i]); - printf("\n"); - printf("%llx\n",dval); - } -#endif - } - L6: // if overflow occurred - if (ldval == HUGE_VAL) -#if _WIN32 && __DMC__ - __set_errno (ERANGE); // range error -#else - errno = ERANGE; -#endif - - L1: - if (endp) - { - *endp = (char *) p; - } - L3: -#if _WIN32 && __DMC__ - fesetenv(&flagp); // reset floating point environment - if (_8087) - { - __asm - { - xor EAX,EAX - fstsw AX - fclex - fldcw word ptr old_cw - } - } -#endif - - return (sign) ? -ldval : ldval; - - Lerr: - p = pinit; - goto L1; -} - -#else - -longdouble strtold(const char *p,char **endp) -{ - return strtod(p, endp); -} - -#endif - -/************************* Test ************************************/ - -#if 0 - -#include -#include -#include - -extern "C" longdouble strtold(const char *p,char **endp); - -struct longdouble -{ - unsigned short value[5]; -}; - -void main() -{ - longdouble ld; - struct longdouble x; - int i; - - errno = 0; -// ld = strtold("0x1.FFFFFFFFFFFFFFFEp16383", NULL); - ld = strtold("0x1.FFFFFFFFFFFFFFFEp-16382", NULL); - x = *(struct longdouble *)&ld; - for (i = 4; i >= 0; i--) - { - printf("%04x ", x.value[i]); - } - printf("\t%d\n", errno); - - ld = strtold("1.0e5", NULL); - x = *(struct longdouble *)&ld; - for (i = 4; i >= 0; i--) - { - printf("%04x ", x.value[i]); - } - printf("\n"); -} - -#endif - -/************************* Bigint ************************************/ - -#if 0 - -/* This program computes powers of 10 exactly. - * Used to generate postab[]. - */ - - -#include -#include -#include - -#define NDIGITS 4096 - -void times10(unsigned *a) -{ - int i; - - for (i = 0; i < NDIGITS; i++) - { - a[i] *= 10; - if (i) - { - a[i] += a[i - 1] >> 8; - a[i - 1] &= 0xFF; - } - } -} - -void print(unsigned *a) -{ - int i; - int p; - int j; - - for (i = NDIGITS; i; ) - { - --i; - if (a[i]) - break; - } - - printf("0x%x.", a[i]); - p = i * 8; - i--; - for (j = 0; j < i; j++) - if (a[j]) - break; - for (; i >= j; i--) - { - printf("%02x", a[i]); - } - printf("p+%d", p); -} - -void main() -{ - unsigned a[NDIGITS]; - int i; - int j; - - static longdouble tab[] = - { - 0x62.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, - 0x9.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, - 0x3.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, - 0x1c.633415d4c1d238d98cab8a978a0b1f138cb07303a269974845a71d46b099bc817343afac69be5b0e9449775c1366732a93abade4b2908ee0f95f635e85a91924c3fc0695e7fc7153329c57aebfa3edac96e14f5dbc51fb2eb21a2f221e25cfea703ed321aa1da1bf28f8733b4475b579c88976c194e6574746c40513c31e1ad9b83a8a975d96976f8f9546dc77f27267fc6cf801p+1696L, - 0x5.53f75fdcefcef46eeddc80dcc7f755bc28f265f9ef17cc5573c063ff540e3c42d35a1d153624adc666b026b2716ed595d80fcf4a6e706bde50c612152f87d8d99f72bed3875b982e7c01p+848L, - 0x2.4ee91f2603a6337f19bccdb0dac404dc08d3cff5ec2374e42f0f1538fd03df99092e953e01p+424L, - 0x18.4f03e93ff9f4daa797ed6e38ed64bf6a1f01p+208L, - 0x4.ee2d6d415b85acef81p+104L, - 0x23.86f26fc1p+48L, - 0x5.f5e1p+24L, - 0x27.10p+8L, - 0x64.p+0L, - 0xa.p+0L, - }; - - for (j = 1; j <= 4096; j *= 2) - { - printf("%4d: ", j); - memset(a, 0, sizeof(a)); - a[0] = 1; - for (i = 0; i < j; i++) - times10(a); - print(a); - printf("L,\n"); - } - - for (i = 0; i < 13; i++) - { - printf("tab[%d] = %Lg\n", i, tab[i]); - } -} - -#endif - diff --git a/dmd2/vcbuild/builddmd.bat b/dmd2/vcbuild/builddmd.bat deleted file mode 100644 index b355610d..00000000 --- a/dmd2/vcbuild/builddmd.bat +++ /dev/null @@ -1,13 +0,0 @@ -@echo off -rem Run this batch file from the src folder like this: -rem vcbuild\builddmd.bat -rem -rem Make sure that you do not have cl.exe from the dmc compiler -rem in your path! -rem -rem "make" should be the Digital Mars make, this can be found -rem if dmd's bin folder is in the path - -set DEBUG=/Zi -if "%1" == "release" set DEBUG=/O2 -make -f win32.mak CC=vcbuild\dmc_cl INCLUDE=vcbuild DEBUG=%DEBUG% dmd.exe diff --git a/dmd2/vcbuild/dmc_cl.bat b/dmd2/vcbuild/dmc_cl.bat deleted file mode 100644 index f6dab6a2..00000000 --- a/dmd2/vcbuild/dmc_cl.bat +++ /dev/null @@ -1,44 +0,0 @@ -@echo off -rem echo called with: %* -set def=/DLITTLE_ENDIAN=1 /D__pascal= /D_M_I86=1 -rem copt defaults to linker options -set copt=/nologo /link /LARGEADDRESSAWARE -set cmd= -:next -if "%1" == "" goto done -rem echo %1 - -set opt=%1 -if "%opt:~0,1%" == "-" goto opt -if "%opt:~0,1%" == "/" goto opt - -if "%opt:~-2%" == ".c" goto isC -if "%opt:~-4%" == ".obj" goto add -set opt=%opt%.c -:isC -set copt=/TP /Ivcbuild /Iroot /nologo /EHsc /Zp1 %def% -goto add - -:opt -if "%opt:~0,2%" == "-o" ( - if "%opt:~-4%" == ".exe" set opt=/Fe%opt:~2% - if "%opt:~-4%" == ".obj" set opt=/Fo%opt:~2% -) -if "%opt%" == "-e" goto shift -if "%opt%" == "-Ae" goto shift -if "%opt%" == "-Ar" goto shift -if "%opt%" == "-mn" goto shift -if "%opt%" == "-cpp" goto shift -if "%opt%" == "-wx" goto shift -if "%opt%" == "-m32" goto shift - -:add -set cmd=%cmd% %opt% - -:shift -shift -goto next - -:done -rem echo cl %copt% %cmd% -cl %cmd% %copt% diff --git a/dmd2/vcbuild/alloca.h b/vcbuild/alloca.h similarity index 100% rename from dmd2/vcbuild/alloca.h rename to vcbuild/alloca.h diff --git a/dmd2/vcbuild/fenv.h b/vcbuild/fenv.h similarity index 100% rename from dmd2/vcbuild/fenv.h rename to vcbuild/fenv.h diff --git a/dmd2/vcbuild/ldfpu.asm b/vcbuild/ldfpu.asm similarity index 100% rename from dmd2/vcbuild/ldfpu.asm rename to vcbuild/ldfpu.asm diff --git a/dmd2/vcbuild/stdint.h b/vcbuild/stdint.h similarity index 100% rename from dmd2/vcbuild/stdint.h rename to vcbuild/stdint.h diff --git a/dmd/strtold.c b/vcbuild/strtold.c similarity index 100% rename from dmd/strtold.c rename to vcbuild/strtold.c diff --git a/dmd2/vcbuild/warnings.h b/vcbuild/warnings.h similarity index 100% rename from dmd2/vcbuild/warnings.h rename to vcbuild/warnings.h