## lustrec-tests / vhdl_json / vhdl_files / 2-exportOK / ghdl / ghdl / testsuite / gna / issue50 / idct.d / sub_599.vhd @ 2051e520

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library ieee; |
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use ieee.std_logic_1164.all; |

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library ieee; |

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use ieee.numeric_std.all; |

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entity sub_599 is |

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port ( |

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result : out std_logic_vector(31 downto 0); |

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in_a : in std_logic_vector(31 downto 0); |

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in_b : in std_logic_vector(31 downto 0) |

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); |

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end sub_599; |

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architecture augh of sub_599 is |

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signal carry_inA : std_logic_vector(33 downto 0); |

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signal carry_inB : std_logic_vector(33 downto 0); |

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signal carry_res : std_logic_vector(33 downto 0); |

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begin |

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-- To handle the CI input, the operation is '0' - CI |

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-- If CI is not present, the operation is '0' - '0' |

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carry_inA <= '0' & in_a & '0'; |

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carry_inB <= '0' & in_b & '0'; |

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-- Compute the result |

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carry_res <= std_logic_vector(unsigned(carry_inA) - unsigned(carry_inB)); |

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-- Set the outputs |

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result <= carry_res(32 downto 1); |

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end architecture; |