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https://opencores.org/ocsvn/openrisc/openrisc/trunk
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jeremybenn |
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TR 24733
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C++ TR 24733
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This table is based on the table of contents of
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ISO/IEC TR 24733 Date: 2009-08-28
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Extension for the programming language C++ to support
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decimal floating-point arithmetic
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This page describes the TR 24733 support in mainline GCC SVN, not in any
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particular release.
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C++ TR 24733 Implementation Status
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Section
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Description
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Status
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Comments
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0
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Introduction
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1
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Normative references
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2
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Conventions
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3
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Decimal floating-point types
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3.1
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Characteristics of decimal floating-point types
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3.2
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Decimal Types
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3.2.1
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Class decimal synopsis
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Partial
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Missing declarations for formatted input/output; non-conforming extension for functions converting to integral type
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3.2.2
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Class decimal32
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Partial
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Missing 3.2.2.5 conversion to integral type; conforming extension for conversion from scalar decimal floating-point
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3.2.3
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Class decimal64
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Partial
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Missing 3.2.3.5 conversion to integral type; conforming extension for conversion from scalar decimal floating-point
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3.2.4
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Class decimal128
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Partial
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Missing 3.2.4.5 conversion to integral type; conforming extension for conversion from scalar decimal floating-point
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3.2.5
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Initialization from coefficient and exponent
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Y
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3.2.6
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Conversion to generic floating-point type
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Y
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3.2.7
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Unary arithmetic operators
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Y
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3.2.8
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Binary arithmetic operators
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Y
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3.2.9
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Comparison operators
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Y
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3.2.10
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Formatted input
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N
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3.2.11
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Formatted output
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N
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3.3
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Additions to header limits
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N
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3.4
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Headers cfloat and float.h
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3.4.2
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Additions to header cfloat synopsis
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Y
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3.4.3
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Additions to header float.h synopsis
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N
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3.4.4
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Maximum finite value
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Y
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3.4.5
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Epsilon
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Y
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3.4.6
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Minimum positive normal value
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Y
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3.4.7
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Minimum positive subnormal value
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Y
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3.4.8
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Evaluation format
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Y
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3.5
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Additions to cfenv and fenv.h
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Outside the scope of GCC
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3.6
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Additions to cmath and math.h
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Outside the scope of GCC
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3.7
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Additions to cstdio and stdio.h
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Outside the scope of GCC
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3.8
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Additions to cstdlib and stdlib.h
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Outside the scope of GCC
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3.9
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Additions to cwchar and wchar.h
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Outside the scope of GCC
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3.10
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Facets
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N
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3.11
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Type traits
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N
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3.12
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Hash functions
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N
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4
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Notes on C compatibility
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