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Remove old $pmux_safe code from write_verilog 

Signed-off-by: Clifford Wolf <clifford@clifford.at>
This commit is contained in:
Clifford Wolf 2019-07-17 11:49:04 +02:00
parent 82153059a1
commit 56c00e871f
1 changed files with 4 additions and 5 deletions
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9
backends/verilog/verilog_backend.cc
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@ -788,7 +788,7 @@ bool dump_cell_expr(std::ostream &f, std::string indent, RTLIL::Cell *cell)
return true; return true;
} }
if (cell->type == "$pmux" || cell->type == "$pmux_safe") if (cell->type == "$pmux")
{ {
int width = cell->parameters["\\WIDTH"].as_int(); int width = cell->parameters["\\WIDTH"].as_int();
int s_width = cell->getPort("\\S").size(); int s_width = cell->getPort("\\S").size();
@ -800,18 +800,17 @@ bool dump_cell_expr(std::ostream &f, std::string indent, RTLIL::Cell *cell)
f << stringf("%s" " input [%d:0] s;\n", indent.c_str(), s_width-1); f << stringf("%s" " input [%d:0] s;\n", indent.c_str(), s_width-1);
dump_attributes(f, indent + " ", cell->attributes); dump_attributes(f, indent + " ", cell->attributes);
if (cell->type != "$pmux_safe" && !noattr) if (!noattr)
f << stringf("%s" " (* parallel_case *)\n", indent.c_str()); f << stringf("%s" " (* parallel_case *)\n", indent.c_str());
f << stringf("%s" " casez (s)", indent.c_str()); f << stringf("%s" " casez (s)", indent.c_str());
if (cell->type != "$pmux_safe") f << stringf(noattr ? " // synopsys parallel_case\n" : "\n");
f << stringf(noattr ? " // synopsys parallel_case\n" : "\n");
for (int i = 0; i < s_width; i++) for (int i = 0; i < s_width; i++)
{ {
f << stringf("%s" " %d'b", indent.c_str(), s_width); f << stringf("%s" " %d'b", indent.c_str(), s_width);
for (int j = s_width-1; j >= 0; j--) for (int j = s_width-1; j >= 0; j--)
f << stringf("%c", j == i ? '1' : cell->type == "$pmux_safe" ? '0' : '?'); f << stringf("%c", j == i ? '1' : '?');
f << stringf(":\n"); f << stringf(":\n");
f << stringf("%s" " %s = b[%d:%d];\n", indent.c_str(), func_name.c_str(), (i+1)*width-1, i*width); f << stringf("%s" " %s = b[%d:%d];\n", indent.c_str(), func_name.c_str(), (i+1)*width-1, i*width);