mirror of https://github.com/YosysHQ/yosys.git
Unpacked array declaration using size
Allows fixed-sized array dimension specified by a single number. This commit is based on the work from PeterCrozier https://github.com/YosysHQ/yosys/pull/560. But is split out of the original work.
This commit is contained in:
parent
c23bbc4291
commit
8b8af10f5e
|
@ -1385,7 +1385,13 @@ wire_name:
|
||||||
node->children.push_back(rng);
|
node->children.push_back(rng);
|
||||||
}
|
}
|
||||||
node->type = AST_MEMORY;
|
node->type = AST_MEMORY;
|
||||||
node->children.push_back($2);
|
auto *rangeNode = $2;
|
||||||
|
if (rangeNode->type == AST_RANGE && rangeNode->children.size() == 1) {
|
||||||
|
// SV array size [n], rewrite as [n-1:0]
|
||||||
|
rangeNode->children[0] = new AstNode(AST_SUB, rangeNode->children[0], AstNode::mkconst_int(1, true));
|
||||||
|
rangeNode->children.push_back(AstNode::mkconst_int(0, false));
|
||||||
|
}
|
||||||
|
node->children.push_back(rangeNode);
|
||||||
}
|
}
|
||||||
if (current_function_or_task == NULL) {
|
if (current_function_or_task == NULL) {
|
||||||
if (do_not_require_port_stubs && (node->is_input || node->is_output) && port_stubs.count(*$1) == 0) {
|
if (do_not_require_port_stubs && (node->is_input || node->is_output) && port_stubs.count(*$1) == 0) {
|
||||||
|
|
|
@ -0,0 +1,4 @@
|
||||||
|
module unpacked_arrays;
|
||||||
|
reg array_range [0:7];
|
||||||
|
reg array_size [8];
|
||||||
|
endmodule
|
|
@ -0,0 +1,2 @@
|
||||||
|
read_verilog -sv unpacked_arrays.sv
|
||||||
|
stat
|
Loading…
Reference in New Issue