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fixes: texture unit mem access sometimes going to smem, bilinear texture filtering; new: cache req_id,

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This commit is contained in:
Blaise Tine
2021-11-24 00:00:17 -05:00
parent 1501360f4b
commit 18762dffce
70 changed files with 3818 additions and 1727 deletions
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82
driver/simx/vortex.cpp
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@@ -3,8 +3,7 @@
#include <stdlib.h>
#include <assert.h>
#include <iostream>
#include <thread>
#include <mutex>
#include <future>
#include <chrono>
#include <vortex.h>
@@ -60,18 +59,14 @@ class vx_device {
public:
vx_device()
: arch_("rv32i", NUM_CORES, NUM_WARPS, NUM_THREADS)
, is_done_(false)
, is_running_(false)
, mem_allocation_(ALLOC_BASE_ADDR)
, thread_(__thread_proc__, this)
, ram_(RAM_PAGE_SIZE)
, mem_allocation_(ALLOC_BASE_ADDR)
{}
~vx_device() {
mutex_.lock();
is_done_ = true;
mutex_.unlock();
thread_.join();
if (future_.valid()) {
future_.wait();
}
}
int alloc_local_mem(uint64_t size, uint64_t* dev_maddr) {
@@ -115,72 +110,41 @@ public:
}
int start() {
mutex_.lock();
// ensure prior run completed
if (future_.valid()) {
future_.wait();
}
// start new run
SimPlatform::instance().flush();
processor_ = std::make_shared<Processor>(arch_);
processor_->attach_ram(&ram_);
is_running_ = true;
mutex_.unlock();
future_ = std::async(std::launch::async, [&]{
processor_->run();
});
return 0;
}
int wait(uint64_t timeout) {
if (!future_.valid())
return 0;
uint64_t timeout_sec = timeout / 1000;
std::chrono::seconds wait_time(1);
for (;;) {
mutex_.lock();
bool is_running = is_running_;
mutex_.unlock();
if (!is_running || 0 == timeout_sec--)
// wait for 1 sec and check status
auto status = future_.wait_for(wait_time);
if (status == std::future_status::ready
|| 0 == timeout_sec--)
break;
std::this_thread::sleep_for(std::chrono::seconds(1));
}
return 0;
}
private:
void thread_proc() {
std::cout << "Device ready..." << std::flush << std::endl;
for (;;) {
mutex_.lock();
bool is_done = is_done_;
bool is_running = is_running_;
mutex_.unlock();
if (is_done)
break;
if (is_running) {
std::cout << "Device running..." << std::flush << std::endl;
processor_->run();
mutex_.lock();
is_running_ = false;
mutex_.unlock();
std::cout << "Device ready..." << std::flush << std::endl;
}
}
std::cout << "Device shutdown..." << std::flush << std::endl;
}
static void __thread_proc__(vx_device* device) {
device->thread_proc();
}
ArchDef arch_;
Processor::Ptr processor_;
bool is_done_;
bool is_running_;
uint64_t mem_allocation_;
std::thread thread_;
RAM ram_;
std::mutex mutex_;
Processor::Ptr processor_;
uint64_t mem_allocation_;
std::future<void> future_;
};
///////////////////////////////////////////////////////////////////////////////