URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Show entire file |
Details |
Blame |
View Log
Rev 358 |
Rev 364 |
Line 111... |
Line 111... |
//
|
//
|
// Write-back multiplexer
|
// Write-back multiplexer
|
//
|
//
|
always @(muxin_a or muxin_b or muxin_c or muxin_d or muxin_e or rfwb_op) begin
|
always @(muxin_a or muxin_b or muxin_c or muxin_d or muxin_e or rfwb_op) begin
|
`ifdef OR1200_ADDITIONAL_SYNOPSYS_DIRECTIVES
|
`ifdef OR1200_ADDITIONAL_SYNOPSYS_DIRECTIVES
|
case(rfwb_op[`OR1200_RFWBOP_WIDTH-1:1]) // synopsys parallel_case infer_mux
|
casez(rfwb_op[`OR1200_RFWBOP_WIDTH-1:1]) // synopsys parallel_case infer_mux
|
`else
|
`else
|
case(rfwb_op[`OR1200_RFWBOP_WIDTH-1:1]) // synopsys parallel_case
|
casez(rfwb_op[`OR1200_RFWBOP_WIDTH-1:1]) // synopsys parallel_case
|
`endif
|
`endif
|
`OR1200_RFWBOP_ALU: muxout = muxin_a;
|
`OR1200_RFWBOP_ALU: muxout = muxin_a;
|
`OR1200_RFWBOP_LSU: begin
|
`OR1200_RFWBOP_LSU: begin
|
muxout = muxin_b;
|
muxout = muxin_b;
|
`ifdef OR1200_VERBOSE
|
`ifdef OR1200_VERBOSE
|
Line 150... |
Line 150... |
$display(" WBMUX: muxin_e %h", muxin_e);
|
$display(" WBMUX: muxin_e %h", muxin_e);
|
// synopsys translate_on
|
// synopsys translate_on
|
`endif
|
`endif
|
end
|
end
|
`endif
|
`endif
|
|
default : begin
|
|
muxout = 0;
|
|
end
|
|
|
endcase
|
endcase
|
end
|
end
|
|
|
endmodule
|
endmodule
|
|
|
No newline at end of file
|
No newline at end of file
|
© copyright 1999-2024
OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.