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Fixed VlQueue falling into wrong template spec inside VlRandomizer 

Signed-off-by: Adam Kostrzewski <akostrzewski@internships.antmicro.com>
This commit is contained in:
Adam Kostrzewski 2026-07-09 11:54:32 +02:00
parent f316ec0d66
commit e4e95c04c0
2 changed files with 24 additions and 9 deletions
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18
include/verilated_random.h
View File

@ -377,12 +377,12 @@ public:
}
// Register queue of non-struct types
template <typename T>
template <typename T, size_t N_MaxSize>
typename std::enable_if<!VlContainsCustomStruct<T>::value, void>::type
write_var(VlQueue<T>& var, int width, const char* name, int dimension,
write_var(VlQueue<T, N_MaxSize>& var, int width, const char* name, int dimension,
std::uint32_t randmodeIdx = std::numeric_limits<std::uint32_t>::max()) {
if (m_vars.find(name) == m_vars.end()) {
m_vars[name] = std::make_shared<const VlRandomArrayVarTemplate<VlQueue<T>>>(
m_vars[name] = std::make_shared<const VlRandomArrayVarTemplate<VlQueue<T, N_MaxSize>>>(
name, width, &var, dimension, randmodeIdx);
}
if (dimension > 0) {
@ -394,9 +394,9 @@ public:
}
// Register queue of structs
template <typename T>
template <typename T, size_t N_MaxSize>
typename std::enable_if<VlContainsCustomStruct<T>::value, void>::type
write_var(VlQueue<T>& var, int width, const char* name, int dimension,
write_var(VlQueue<T, N_MaxSize>& var, int width, const char* name, int dimension,
std::uint32_t randmodeIdx = std::numeric_limits<std::uint32_t>::max()) {
if (dimension > 0) record_struct_arr(var, name, dimension, {}, {});
}
@ -488,8 +488,8 @@ public:
}
// Recursively record all elements in a queue
template <typename T>
void record_arr_table(VlQueue<T>& var, const std::string& name, int dimension,
template <typename T, size_t N_MaxSize>
void record_arr_table(VlQueue<T, N_MaxSize>& var, const std::string& name, int dimension,
std::vector<IData> indices, std::vector<size_t> idxWidths) {
if ((dimension > 0) && (var.size() != 0)) {
idxWidths.push_back(32);
@ -562,8 +562,8 @@ public:
}
// Recursively process VlQueue of structs
template <typename T>
void record_struct_arr(VlQueue<T>& var, const std::string& name, int dimension,
template <typename T, size_t N_MaxSize>
void record_struct_arr(VlQueue<T, N_MaxSize>& var, const std::string& name, int dimension,
std::vector<IData> indices, std::vector<size_t> idxWidths) {
if ((dimension > 0) && (var.size() != 0)) {
idxWidths.push_back(32);

15
test_regress/t/t_randomize_queue_constraints.v
View File

@ -24,10 +24,12 @@ end
class Foo;
rand int m_intQueue[$];
rand int m_intQueueSized[$:9];
rand int m_idx;
function new;
m_intQueue = '{10{0}};
m_intQueueSized = '{10{0}};
endfunction
constraint int_queue_c {
@ -37,6 +39,13 @@ class Foo;
m_intQueue[i] inside {[0:127]};
}
}
constraint int_queue_sized_c {
m_idx inside {[0:9]};
m_intQueueSized[m_idx] == m_idx + 1;
foreach (m_intQueueSized[i]) {
m_intQueueSized[i] inside {[0:127]};
}
}
endclass
module t_randomize_queue_constraints;
@ -47,6 +56,12 @@ module t_randomize_queue_constraints;
$display("Queue: %p", foo.m_intQueue);
`check_rand(foo, foo.m_intQueue[3], foo.m_intQueue[5] inside {[0:127]});
$display("Queue: %p", foo.m_intQueue);
`check_rand(foo, foo.m_idx, foo.m_idx inside {[0:9]} && foo.m_intQueueSized[foo.m_idx] == foo.m_idx + 1);
$display("Queue: %p", foo.m_intQueueSized);
`check_rand(foo, foo.m_intQueueSized[3], foo.m_intQueueSized[5] inside {[0:127]});
$display("Queue: %p", foo.m_intQueueSized);
$write("*-* All Finished *-*\n");
$finish;
end