diff options
Diffstat (limited to 'ext/systemc/src/sysc/datatypes/int/sc_int64_io.cpp')
| -rw-r--r-- | ext/systemc/src/sysc/datatypes/int/sc_int64_io.cpp | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/ext/systemc/src/sysc/datatypes/int/sc_int64_io.cpp b/ext/systemc/src/sysc/datatypes/int/sc_int64_io.cpp new file mode 100644 index 000000000..b43bc6ed8 --- /dev/null +++ b/ext/systemc/src/sysc/datatypes/int/sc_int64_io.cpp @@ -0,0 +1,182 @@ +/***************************************************************************** + + Licensed to Accellera Systems Initiative Inc. (Accellera) under one or + more contributor license agreements. See the NOTICE file distributed + with this work for additional information regarding copyright ownership. + Accellera licenses this file to you under the Apache License, Version 2.0 + (the "License"); you may not use this file except in compliance with the + License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied. See the License for the specific language governing + permissions and limitations under the License. + + *****************************************************************************/ + +/***************************************************************************** + + sc_int64_io.cpp -- + + Original Author: Amit Rao, Synopsys, Inc. + + *****************************************************************************/ + +/***************************************************************************** + + MODIFICATION LOG - modifiers, enter your name, affiliation, date and + changes you are making here. + + Name, Affiliation, Date: + Description of Modification: + + *****************************************************************************/ + + +// $Log: sc_int64_io.cpp,v $ +// Revision 1.2 2011/02/18 20:19:14 acg +// Andy Goodrich: updating Copyright notice. +// +// Revision 1.1.1.1 2006/12/15 20:20:05 acg +// SystemC 2.3 +// +// Revision 1.3 2006/01/13 18:49:31 acg +// Added $Log command so that CVS check in comments are reproduced in the +// source. +// + +#include "sysc/utils/sc_iostream.h" +#include "sysc/datatypes/int/sc_unsigned.h" +#include "sysc/datatypes/int/sc_signed.h" +#include "sysc/datatypes/int/sc_int_base.h" +#include "sysc/datatypes/int/sc_uint_base.h" + + +#if defined( _MSC_VER ) + +namespace sc_dt +{ + +static void +write_uint64(::std::ostream& os, uint64 val, int sign) +{ + const int WRITE_BUF_SIZE = 10 + sizeof(uint64)*3; + char buf[WRITE_BUF_SIZE]; + char* buf_ptr = buf + WRITE_BUF_SIZE; + const char* show_base = ""; + int show_base_len = 0; + int show_pos = 0; + fmtflags flags = os.flags(); + + if ((flags & ::std::ios::basefield) == ::std::ios::oct) { + do { + *--buf_ptr = (char)((val & 7) + '0'); + val = val >> 3; + } while (val != 0); + if ((flags & ::std::ios::showbase) && (*buf_ptr != '0')) + *--buf_ptr = '0'; + } else if ((flags & ::std::ios::basefield) == ::std::ios::hex) { + const char* xdigs = (flags & ::std::ios::uppercase) ? + "0123456789ABCDEF0X" : + "0123456789abcdef0x"; + do { + *--buf_ptr = xdigs[val & 15]; + val = val >> 4; + } while (val != 0); + if ((flags & ::std::ios::showbase)) { + show_base = xdigs + 16; + show_base_len = 2; + } + } else { + while (val > UINT_MAX) { + *--buf_ptr = (char)((val % 10) + '0'); + val /= 10; + } + unsigned ival = (unsigned) val; + do { + *--buf_ptr = (ival % 10) + '0'; + ival /= 10; + } while (ival != 0); + if (sign > 0 && (flags & ::std::ios::showpos)) + show_pos = 1; + } + + int buf_len = buf + WRITE_BUF_SIZE - buf_ptr; + int w = os.width(0); + + int len = buf_len + show_pos; + if (sign < 0) len++; + len += show_base_len; + + int padding = len > w ? 0 : w - len; + fmtflags pad_kind = flags & ::std::ios::adjustfield; + char fill_char = os.fill(); + + if (padding > 0 && + ::std::ios::left != pad_kind && + ::std::ios::internal != pad_kind) { + for (int i = padding - 1; i >= 0; --i) { + if (! os.put(fill_char)) + goto fail; + } + } + if (sign < 0 || show_pos) { + if (! os.put(sign < 0 ? '-' : '+')) + goto fail; + } + if (show_base_len) { + if (! os.write(show_base, show_base_len)) + goto fail; + } + if ((fmtflags)::std::ios::internal == pad_kind && padding > 0) { + for (int i = padding - 1; i >= 0; --i) { + if (! os.put(fill_char)) + goto fail; + } + } + if (! os.write(buf_ptr, buf_len)) + goto fail; + if ((fmtflags)::std::ios::left == pad_kind && padding > 0) { + for (int i = padding - 1; i >= 0; --i) { + if (! os.put(fill_char)) + goto fail; + } + } + os.osfx(); + return; +fail: + //os.set(::std::ios::badbit); + os.osfx(); +} + +::std::ostream& +operator << ( ::std::ostream& os, int64 n ) +{ + if (os.opfx()) { + int sign = 1; + uint64 abs_n = (uint64) n; + if (n < 0 && (os.flags() & (::std::ios::oct|::std::ios::hex)) == 0) { + abs_n = -1*((uint64) n); + sign = -1; + } + sc_dt::write_uint64(os, abs_n, sign); + } + return os; +} + +::std::ostream& +operator << ( ::std::ostream& os, uint64 n ) +{ + if (os.opfx()) { + sc_dt::write_uint64(os, n, 0); + } + return os; +} + +} // namespace sc_dt + + +#endif |