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author | Jannis Harder <me@jix.one> | 2023-02-15 13:33:34 +0100 |
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committer | GitHub <noreply@github.com> | 2023-02-15 13:33:34 +0100 |
commit | 1cedad7a685d08f6369a0dbbe1facb884e9cc880 (patch) | |
tree | 26eb6344af3eb1d60b3af6ab64d98afdc4f4a219 /tests | |
parent | 68480dfa19a775c834eec45a04a2a4472127625b (diff) | |
parent | f8219289b2d0e567c8273141ba27a37d831abe92 (diff) | |
download | yosys-1cedad7a685d08f6369a0dbbe1facb884e9cc880.tar.gz yosys-1cedad7a685d08f6369a0dbbe1facb884e9cc880.tar.bz2 yosys-1cedad7a685d08f6369a0dbbe1facb884e9cc880.zip |
Merge pull request #3675 from daglem/struct-item-queries
Support for data and array queries on struct/union item expressions
Diffstat (limited to 'tests')
-rw-r--r-- | tests/svtypes/struct_sizebits.sv | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/tests/svtypes/struct_sizebits.sv b/tests/svtypes/struct_sizebits.sv new file mode 100644 index 000000000..092d9ecef --- /dev/null +++ b/tests/svtypes/struct_sizebits.sv @@ -0,0 +1,112 @@ +// These tests are adapted from tests/sat/sizebits.sv + +module top; + +typedef struct packed { + logic [2:7][3:0] y; +} sy_t; + +struct packed { + logic t; + logic [5:2] x; + sy_t sy; + union packed { + logic [7:2][2:9][1:4] z; + logic [1:6*8*4] z2; + } sz; +} s; + +//wire [$size(s.x)-1:0]x_size; +//wire [$size({s.x, s.x})-1:0]xx_size; +//wire [$size(s.sy.y)-1:0]y_size; +//wire [$size(s.sz.z)-1:0]z_size; + +//wire [$bits(s.x)-1:0]x_bits; +//wire [$bits({s.x, s.x})-1:0]xx_bits; + +always_comb begin + assert ($size(s) == $size(s.t) + $size(s.x) + $size(s.sy) + $size(s.sz)); + assert ($size(s) == 1 + 4 + 6*4 + 6*8*4); + + assert ($size(s.t) == 1); + assert ($size(s.x) == 4); +`ifndef VERIFIC + assert ($size({3{s.x}}) == 3*4); +`endif + assert ($size(s.sy.y) == 6); + assert ($size(s.sy.y, 1) == 6); + assert ($size(s.sy.y, (1+1)) == 4); + assert ($size(s.sy.y[2], 1) == 4); + // This is unsupported at the moment + // assert ($size(s.sy.y[2][1], 1) == 1); + + assert ($size(s.sz.z) == 6); + assert ($size(s.sz.z, 1) == 6); + assert ($size(s.sz.z, 2) == 8); + assert ($size(s.sz.z, 3) == 4); + assert ($size(s.sz.z[3], 1) == 8); + assert ($size(s.sz.z[3][3], 1) == 4); + // This is unsupported at the moment + // assert ($size(s.sz.z[3][3][3], 1) == 1); + // This should trigger an error if enabled (it does). + // assert ($size(s.sz.z, 4) == 4); + + assert ($bits(s.t) == 1); + assert ($bits(s.x) == 4); + assert ($bits(s.sy.y) == 4*6); + assert ($bits(s.sz.z) == 4*6*8); + + assert ($high(s.x) == 5); + assert ($high(s.sy.y) == 7); + assert ($high(s.sy.y, 1) == 7); + assert ($high(s.sy.y, (1+1)) == 3); + + assert ($high(s.sz.z) == 7); + assert ($high(s.sz.z, 1) == 7); + assert ($high(s.sz.z, 2) == 9); + assert ($high(s.sz.z, 3) == 4); + assert ($high(s.sz.z[3]) == 9); + assert ($high(s.sz.z[3][3]) == 4); + assert ($high(s.sz.z[3], 2) == 4); + + assert ($low(s.x) == 2); + assert ($low(s.sy.y) == 2); + assert ($low(s.sy.y, 1) == 2); + assert ($low(s.sy.y, (1+1)) == 0); + + assert ($low(s.sz.z) == 2); + assert ($low(s.sz.z, 1) == 2); + assert ($low(s.sz.z, 2) == 2); + assert ($low(s.sz.z, 3) == 1); + assert ($low(s.sz.z[3]) == 2); + assert ($low(s.sz.z[3][3]) == 1); + assert ($low(s.sz.z[3], 2) == 1); + + assert ($left(s.x) == 5); + assert ($left(s.sy.y) == 2); + assert ($left(s.sy.y, 1) == 2); + assert ($left(s.sy.y, (1+1)) == 3); + + assert ($left(s.sz.z) == 7); + assert ($left(s.sz.z, 1) == 7); + assert ($left(s.sz.z, 2) == 2); + assert ($left(s.sz.z, 3) == 1); + assert ($left(s.sz.z[3]) == 2); + assert ($left(s.sz.z[3][3]) == 1); + assert ($left(s.sz.z[3], 2) == 1); + + assert ($right(s.x) == 2); + assert ($right(s.sy.y) == 7); + assert ($right(s.sy.y, 1) == 7); + assert ($right(s.sy.y, (1+1)) == 0); + + assert ($right(s.sz.z) == 2); + assert ($right(s.sz.z, 1) == 2); + assert ($right(s.sz.z, 2) == 9); + assert ($right(s.sz.z, 3) == 4); + assert ($right(s.sz.z[3]) == 9); + assert ($right(s.sz.z[3][3]) == 4); + assert ($right(s.sz.z[3], 2) == 4); +end + +endmodule |