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Consolidate "Blocking assignment to memory.." msgs for the same line

This commit is contained in:
Clifford Wolf 2015-01-15 12:41:52 +01:00
parent 153d3dd4e0
commit 8e8e791fb5
1 changed files with 9 additions and 3 deletions
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8
frontends/ast/simplify.cc
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@ -51,6 +51,7 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
{ {
AstNode *newNode = NULL; AstNode *newNode = NULL;
bool did_something = false; bool did_something = false;
static pair<string, int> last_blocking_assignment_warn;
#if 0 #if 0
log("-------------\n"); log("-------------\n");
@ -62,6 +63,7 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
if (stage == 0) if (stage == 0)
{ {
log_assert(type == AST_MODULE); log_assert(type == AST_MODULE);
last_blocking_assignment_warn = pair<string, int>();
while (simplify(const_fold, at_zero, in_lvalue, 1, width_hint, sign_hint, in_param)) { } while (simplify(const_fold, at_zero, in_lvalue, 1, width_hint, sign_hint, in_param)) { }
@ -1259,9 +1261,13 @@ skip_dynamic_range_lvalue_expansion:;
sstr << "$memwr$" << children[0]->str << "$" << filename << ":" << linenum << "$" << (autoidx++); sstr << "$memwr$" << children[0]->str << "$" << filename << ":" << linenum << "$" << (autoidx++);
std::string id_addr = sstr.str() + "_ADDR", id_data = sstr.str() + "_DATA", id_en = sstr.str() + "_EN"; std::string id_addr = sstr.str() + "_ADDR", id_data = sstr.str() + "_DATA", id_en = sstr.str() + "_EN";
if (type == AST_ASSIGN_EQ) if (type == AST_ASSIGN_EQ) {
pair<string, int> this_blocking_assignment_warn(filename, linenum);
if (this_blocking_assignment_warn != last_blocking_assignment_warn)
log_warning("Blocking assignment to memory in line %s:%d is handled like a non-blocking assignment.\n", log_warning("Blocking assignment to memory in line %s:%d is handled like a non-blocking assignment.\n",
filename.c_str(), linenum); filename.c_str(), linenum);
last_blocking_assignment_warn = this_blocking_assignment_warn;
}
int mem_width, mem_size, addr_bits; int mem_width, mem_size, addr_bits;
children[0]->id2ast->meminfo(mem_width, mem_size, addr_bits); children[0]->id2ast->meminfo(mem_width, mem_size, addr_bits);