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Convert floating point cell parameters to strings

This commit is contained in:
Clifford Wolf 2015-02-18 23:35:23 +01:00
parent f41378af8c
commit c2ba4fb2fd
1 changed files with 12 additions and 9 deletions
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21
frontends/ast/genrtlil.cc
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@ -1336,16 +1336,19 @@ RTLIL::SigSpec AstNode::genRTLIL(int width_hint, bool sign_hint)
continue;
}
if (child->type == AST_PARASET) {
if (child->children[0]->type != AST_CONSTANT)
log_error("Parameter `%s' with non-constant value at %s:%d!\n",
child->str.c_str(), filename.c_str(), linenum);
if (child->str.size() == 0) {
char buf[100];
snprintf(buf, 100, "$%d", ++para_counter);
cell->parameters[buf] = child->children[0]->asParaConst();
} else {
cell->parameters[child->str] = child->children[0]->asParaConst();
IdString paraname = child->str.empty() ? stringf("$%d", ++para_counter) : child->str;
if (child->children[0]->type == AST_REALVALUE) {
log_warning("Replacing floating point parameter %s.%s = %f with string at %s:%d.\n",
log_id(cell), log_id(paraname), child->children[0]->realvalue,
filename.c_str(), linenum);
auto strnode = AstNode::mkconst_str(stringf("%f", child->children[0]->realvalue));
strnode->cloneInto(child->children[0]);
delete strnode;
}
if (child->children[0]->type != AST_CONSTANT)
log_error("Parameter %s.%s with non-constant value at %s:%d!\n",
log_id(cell), log_id(paraname), filename.c_str(), linenum);
cell->parameters[paraname] = child->children[0]->asParaConst();
continue;
}
if (child->type == AST_ARGUMENT) {