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Fixed bug in generation of undefs for $memwr MUXes

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This commit is contained in:
Clifford Wolf 2014-02-22 17:08:00 +01:00
parent 548519875b
commit f8c9143b2b
1 changed files with 6 additions and 4 deletions
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10
frontends/ast/simplify.cc
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@ -1088,14 +1088,16 @@ skip_dynamic_range_lvalue_expansion:;
current_scope[wire_en->str] = wire_en;
while (wire_en->simplify(true, false, false, 1, -1, false, false)) { }
std::vector<RTLIL::State> x_bits;
std::vector<RTLIL::State> x_bits_addr, x_bits_data;
for (int i = 0; i < addr_bits; i++)
x_bits_addr.push_back(RTLIL::State::Sx);
for (int i = 0; i < mem_width; i++)
x_bits.push_back(RTLIL::State::Sx);
x_bits_data.push_back(RTLIL::State::Sx);
AstNode *assign_addr = new AstNode(AST_ASSIGN_LE, new AstNode(AST_IDENTIFIER), mkconst_bits(x_bits, false));
AstNode *assign_addr = new AstNode(AST_ASSIGN_LE, new AstNode(AST_IDENTIFIER), mkconst_bits(x_bits_addr, false));
assign_addr->children[0]->str = id_addr;
AstNode *assign_data = new AstNode(AST_ASSIGN_LE, new AstNode(AST_IDENTIFIER), mkconst_bits(x_bits, false));
AstNode *assign_data = new AstNode(AST_ASSIGN_LE, new AstNode(AST_IDENTIFIER), mkconst_bits(x_bits_data, false));
assign_data->children[0]->str = id_data;
AstNode *assign_en = new AstNode(AST_ASSIGN_LE, new AstNode(AST_IDENTIFIER), mkconst_int(0, false, 1));