merged fpu_port branch

2020-07-31 17:13:22 -04:00
parent 4bdab8903e 836a735555
commit 31ee824862
508 changed files with 45407 additions and 41832 deletions
--- a/hw/rtl/VX_fpu_unit.v
+++ b/hw/rtl/VX_fpu_unit.v
@@ -0,0 +1,84 @@
+`include "VX_define.vh"
+
+module VX_fpu_unit #(
+    parameter CORE_ID = 0
+) (
+	// inputs 
+	input wire clk,
+	input wire reset,   
+
+	// inputs
+	VX_fpu_req_if       fpu_req_if,
+    VX_csr_to_fpu_if    csr_to_fpu_if,
+    
+	// outputs        
+    VX_fpu_to_cmt_if    fpu_commit_if
+);  
+    
+    assign csr_to_fpu_if.warp_num = fpu_req_if.warp_num;
+    wire [`FRM_BITS-1:0] frm = (fpu_req_if.frm == `FRM_DYN) ? csr_to_fpu_if.frm : fpu_req_if.frm;
+
+`ifdef SYNTHESIS
+
+    VX_fp_fpga fp_core (
+        .clk        (clk),
+        .reset      (reset),   
+
+        .in_valid   (fpu_req_if.valid),
+        .in_ready   (fpu_req_if.ready),        
+
+        .in_tag     (fpu_req_if.issue_tag),
+        
+        .op         (fpu_req_if.fpu_op),
+        .frm        (frm),
+
+        .dataa      (fpu_req_if.rs1_data),
+        .datab      (fpu_req_if.rs2_data),
+        .datac      (fpu_req_if.rs3_data),
+        .result     (fpu_commit_if.data), 
+
+        .has_fflags (fpu_commit_if.has_fflags),
+        .fflags     (fpu_commit_if.fflags),
+
+        .out_tag    (fpu_commit_if.issue_tag),
+
+        .out_ready  (fpu_commit_if.ready),
+        .out_valid  (fpu_commit_if.valid)
+    );   
+
+`else
+
+    VX_fpnew #(
+        .FMULADD  (1),
+        .FDIVSQRT (1),
+        .FNONCOMP (1),
+        .FCONV    (1)
+    ) fp_core (
+        .clk        (clk),
+        .reset      (reset),   
+
+        .in_valid   (fpu_req_if.valid),
+        .in_ready   (fpu_req_if.ready),        
+
+        .in_tag     (fpu_req_if.issue_tag),
+        
+        .op         (fpu_req_if.fpu_op),
+        .frm        (frm),
+
+        .dataa      (fpu_req_if.rs1_data),
+        .datab      (fpu_req_if.rs2_data),
+        .datac      (fpu_req_if.rs3_data),
+        .result     (fpu_commit_if.data), 
+
+        .has_fflags (fpu_commit_if.has_fflags),
+        .fflags     (fpu_commit_if.fflags),
+
+        .out_tag    (fpu_commit_if.issue_tag),
+
+        .out_ready  (fpu_commit_if.ready),
+        .out_valid  (fpu_commit_if.valid)
+    );
+    
+`endif
+
+endmodule