**Patent Number** |
**Title Of Patent** |
**Date Issued** |

7840622 |
Method and floating point unit to convert a hexadecimal floating point number to a binary floati |
November 23, 2010 |

Method to convert a hexadecimal floating point number (H) into a binary floating point number by using a Floating Point Unit (FPU) with fused multiply add with an A-register a B-register for two multiplicand operands and a C-register for an addend operand, wherein a leading zero coun |

7716266 |
Common shift-amount calculation for binary and hex floating point |
May 11, 2010 |

A method and system for performing a binary mode and hexadecimal mode Multiply-Add floating point operation in a floating point arithmetic unit according to a formula A*C+B, wherein A, B and C operands each have a fraction and an exponent part expA, expB and expC and the exponent of the |

7461117 |
Floating point unit with fused multiply add and method for calculating a result with a floating |
December 2, 2008 |

The invention proposes a Floating Point Unit (1) with fused multiply add, with one addend operand (eb, fb) and two multiplicand operands (ea, fa; ec, fc), with a shift amount logic (2) which based on the exponents of the operands (ea, eb and ec) computes an alignment shift amount, with a |

7392273 |
High-sticky calculation in pipelined fused multiply/add circuitry |
June 24, 2008 |

Arithmetic processing circuits in a circuit in a floating point processor having a fused multiply/ADD circuitry. In order to avoid waiting cycles in the normalizer of the floating point arithmetic, control logic calculates in an extremely early state of the overall Multiply/Add proce |

7373369 |
Advanced execution of extended floating-point add operations in a narrow dataflow |
May 13, 2008 |

A method and system for performing floating point additive arithmetic operations of long operands in a narrow dataflow. The operands include first and second floating point numbers having first and second mantissas, respectively, the second operand greater than the first operand. The |