Xavi/cvw
1
0
Fork 0
forked from Github_Repos/cvw
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added shift for radix 4 sqrt

Browse Source
This commit is contained in:
cturek 2022-09-14 17:34:24 +00:00
parent 9757d8ce3e
commit 5b35473339
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
pipelined/src/fpu/fdivsqrtpreproc.sv
View File

@ -70,7 +70,10 @@ module fdivsqrtpreproc (
assign SqrtX = Xe[0]^XZeroCnt[0] ? {1'b0, ~XZero, PreprocX} : {~XZero, PreprocX, 1'b0};
assign X = Sqrt ? {3'b111, SqrtX, {`DIVb-1-`NF{1'b0}}} : {3'b000, ~XZero, PreprocX, {`DIVb-`NF{1'b0}}};
if (`RADIX == 2)
assign X = Sqrt ? {3'b111, SqrtX, {`DIVb-1-`NF{1'b0}}} : {3'b000, ~XZero, PreprocX, {`DIVb-`NF{1'b0}}};
else
assign X = Sqrt ? {2'b11, SqrtX, {`DIVb-1-`NF{1'b0}}, 1'b0} : {3'b000, ~XZero, PreprocX, {`DIVb-`NF{1'b0}}};
assign Dpreproc = {PreprocY, {`DIVN-1-`NF{1'b0}}};
// radix 2 radix 4