Siu Chi Chan
81 línte
2.1 KiB
C++
81 línte
2.1 KiB
C++
#pragma once
|
|
|
|
#include <algorithm>
|
|
#include <cassert>
|
|
#include <fstream>
|
|
#include <iostream>
|
|
#include <string>
|
|
#include <unordered_set>
|
|
#include <vector>
|
|
|
|
namespace hip_impl {
|
|
inline const std::unordered_set<std::string>& amdgpu_targets() { // The evolving list lives at:
|
|
// https://www.llvm.org/docs/AMDGPUUsage.html#processors.
|
|
static const std::unordered_set<std::string> r{"gfx701", "gfx801", "gfx802", "gfx803",
|
|
"gfx900", "gfx906"};
|
|
|
|
return r;
|
|
}
|
|
|
|
inline const std::string& code_object_extension() {
|
|
static const std::string r{".ffa"};
|
|
|
|
return r;
|
|
}
|
|
|
|
inline const std::string& fat_binary_extension() {
|
|
static const std::string r{".adipose"};
|
|
|
|
return r;
|
|
}
|
|
|
|
inline bool file_exists(const std::string& path_to) {
|
|
return static_cast<bool>(std::ifstream{path_to});
|
|
}
|
|
|
|
inline std::vector<std::string> tokenize_targets(
|
|
const std::string&
|
|
x) { // TODO: move to regular expressions once we clarify the need to support
|
|
// ancient standard library implementations.
|
|
if (x.empty()) return {};
|
|
|
|
static constexpr const char valid_characters[] = "gfx0123456789,";
|
|
|
|
if (x.find_first_not_of(valid_characters) != std::string::npos) {
|
|
throw std::runtime_error{"Invalid target string: " + x};
|
|
}
|
|
|
|
std::vector<std::string> r;
|
|
|
|
auto it = x.cbegin();
|
|
do {
|
|
auto it1 = std::find(it, x.cend(), ',');
|
|
r.emplace_back(it, it1);
|
|
|
|
if (it1 == x.cend()) break;
|
|
|
|
it = ++it1;
|
|
} while (true);
|
|
|
|
return r;
|
|
}
|
|
|
|
inline void validate_targets(const std::vector<std::string>& x) {
|
|
assert(!x.empty());
|
|
|
|
for (auto&& t : x) {
|
|
static const std::string digits{"0123456789"};
|
|
static const std::string pre{"gfx"};
|
|
|
|
if (t.find(pre) != 0 || t.find_first_not_of(digits, pre.size()) != std::string::npos) {
|
|
throw std::runtime_error{"Invalid target: " + t};
|
|
}
|
|
|
|
if (amdgpu_targets().find(t) == amdgpu_targets().cend()) {
|
|
std::cerr << "Warning: target " << t
|
|
<< " has not been validated yet; it may be invalid." << std::endl;
|
|
}
|
|
}
|
|
}
|
|
} // Namespace hip_impl.
|