mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-04-23 00:55:32 +00:00
Code Activity

Merge pull request #3661 from daglem/struct-array-range-offset

Browse source 
Handle range offsets in packed arrays within packed structs
This commit is contained in:
Jannis Harder 2023-02-15 11:21:56 +01:00 • committed by GitHub
commit 53bda9de54
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 51 additions and 22 deletions
Download patch file Download diff file Expand all files Collapse all files

20
tests/svtypes/struct_array.sv
View file

@ -141,6 +141,26 @@ module top;
always_comb assert(s3_llb==80'hFC00_4200_0012_3400_FFFC);
struct packed {
bit [-10:-3] [-2:-1] [5:2] a;
bit [0:15] b; // filler for non-zero offset
} s3_off;
initial begin
s3_off = '0;
s3_off.a[-5:-4] = 16'h1234;
s3_off.a[-8] = 8'h42;
s3_off.a[-10] = '1;
s3_off.a[-10][-1][3:0] = '0;
s3_off.b = '1;
s3_off.b[14:15] = '0;
end
always_comb assert(s3_off==80'hFC00_4200_0012_3400_FFFC);
`ifndef VERIFIC
// Note that the tests below for unpacked arrays in structs rely on the
// fact that they are actually packed in Yosys.