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Diffstat (limited to 'testsuite/vests/vhdl-ams/ashenden/compliant/access-types/receiver.vhd')
-rw-r--r-- | testsuite/vests/vhdl-ams/ashenden/compliant/access-types/receiver.vhd | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/testsuite/vests/vhdl-ams/ashenden/compliant/access-types/receiver.vhd b/testsuite/vests/vhdl-ams/ashenden/compliant/access-types/receiver.vhd new file mode 100644 index 000000000..e7aad315c --- /dev/null +++ b/testsuite/vests/vhdl-ams/ashenden/compliant/access-types/receiver.vhd @@ -0,0 +1,62 @@ + +-- Copyright (C) 2002 Morgan Kaufmann Publishers, Inc + +-- This file is part of VESTs (Vhdl tESTs). + +-- VESTs is free software; you can redistribute it and/or modify it +-- under the terms of the GNU General Public License as published by the +-- Free Software Foundation; either version 2 of the License, or (at +-- your option) any later version. + +-- VESTs is distributed in the hope that it will be useful, but WITHOUT +-- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +-- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +-- for more details. + +-- You should have received a copy of the GNU General Public License +-- along with VESTs; if not, write to the Free Software Foundation, +-- Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +entity receiver is +end entity receiver; + + + +architecture test of receiver is +begin + + -- code from book + + receiver : process is + + use work.bounded_buffer_adt.all; + + variable receive_buffer : bounded_buffer := new_bounded_buffer(2048); + variable buffer_overrun, buffer_underrun : boolean; + -- . . . + + -- not in book + variable received_byte, check_byte : byte; + -- end not in book + + begin + -- . . . + + test_full(receive_buffer, buffer_overrun); + if not buffer_overrun then + write(receive_buffer, received_byte); + end if; + -- . . . + + test_empty(receive_buffer, buffer_underrun); + if not buffer_underrun then + read(receive_buffer, check_byte); + end if; + -- . . . + + end process receiver; + + -- end code from book + +end architecture test; + |