Author: neil Date: Sat Oct 6 02:29:25 2007 New Revision: 42690 URL: http://llvm.org/viewvc/llvm-project?rev=42690&view=rev Log: Cleaner, more general exponent output.
Modified: llvm/trunk/lib/Support/APFloat.cpp Modified: llvm/trunk/lib/Support/APFloat.cpp URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/APFloat.cpp?rev=42690&r1=42689&r2=42690&view=diff ============================================================================== --- llvm/trunk/lib/Support/APFloat.cpp (original) +++ llvm/trunk/lib/Support/APFloat.cpp Sat Oct 6 02:29:25 2007 @@ -252,32 +252,33 @@ return result; } - /* Write out a decimal exponent. */ + /* Write out an unsigned decimal integer. */ static char * - writeDecimalExponent (char *dst, int exponent) + writeUnsignedDecimal (char *dst, unsigned int n) { - assert (exponent >= -65536 && exponent <= 65535); + char buff[40], *p; - if (exponent < 0) { - *dst++ = '-'; - exponent = -exponent; - } - - if (exponent == 0) { - *dst++ = '0'; - } else { - char buff[12], *p; + p = buff; + do + *p++ = '0' + n % 10; + while (n /= 10); + + do + *dst++ = *--p; + while (p != buff); - p = buff; - while (exponent) { - *p++ = '0' + exponent % 10; - exponent /= 10; - } + return dst; + } - do - *dst++ = *--p; - while (p != buff); - } + /* Write out a signed decimal integer. */ + static char * + writeSignedDecimal (char *dst, int value) + { + if (value < 0) { + *dst++ = '-'; + dst = writeUnsignedDecimal(dst, -(unsigned) value); + } else + dst = writeUnsignedDecimal(dst, value); return dst; } @@ -1865,7 +1866,7 @@ /* Finally output the exponent. */ *dst++ = upperCase ? 'P': 'p'; - return writeDecimalExponent (dst, exponent); + return writeSignedDecimal (dst, exponent); } // For good performance it is desirable for different APFloats _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits