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Fixed comments, removed debug message

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This commit is contained in:
Udi Finkelstein 2020-09-16 10:57:06 +03:00
parent b548722bee
commit 6de7ba02e3
1 changed files with 5 additions and 5 deletions
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10
frontends/ast/simplify.cc
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@ -1510,7 +1510,6 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
log_file_error(filename, location.first_line, "Non-constant range on memory decl.\n");
multirange_dimensions.push_back(min(range->range_left, range->range_right));
multirange_dimensions.push_back(max(range->range_left, range->range_right) - min(range->range_left, range->range_right) + 1);
log_file_warning(filename, location.first_line, "left:%d right:%d\n", range->range_left, range->range_right);
multirange_swapped.push_back(range->range_swapped);
total_size *= multirange_dimensions.back();
}
@ -2881,10 +2880,11 @@ skip_dynamic_range_lvalue_expansion:;
dim += buf->children[0]->children.size(); // increment by multirange size
}
// We have 4 cases:
// AST_WIRE, no AST_RANGE children
// AST_WIRE, AST_RANGE children
// AST_MEMORY, two AST_RANGE children (1st for packed, 2nd for unpacked)
// AST_MEMORY, one AST_RANGE child (0) for packed, then AST_MULTIRANGE child (1) for unpacked
// wire x; ==> AST_WIRE, no AST_RANGE children
// wire [1:0]x; ==> AST_WIRE, AST_RANGE children
// wire [1:0]x[1:0]; ==> AST_MEMORY, two AST_RANGE children (1st for packed, 2nd for unpacked)
// wire [1:0]x[1:0][1:0]; ==> AST_MEMORY, one AST_RANGE child (0) for packed, then AST_MULTIRANGE child (1) for unpacked
// (updated: actually by the time we are here, AST_MULTIRANGE is converted into one big AST_RANGE)
// case 0 handled by default
if ((id_ast->type == AST_WIRE || id_ast->type == AST_MEMORY) && id_ast->children.size() > 0) {
// handle packed array left/right for case 1, and cases 2/3 when requesting the last dimension (packed side)