feat: wip

ganyao114 · Oct 31, 2024 · 4b95372 · 4b95372
1 parent 970b548
commit 4b95372
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Showing 102 changed files with 8,445 additions and 1,228 deletions.
diff --git a/source/base/common_funcs.h b/source/base/common_funcs.h
@@ -1,8 +1,9 @@
 #pragma once
 
-#include "runtime/common/logging.h"
+#include "base/logging.h"
 #include <string_view>
 #include <type_traits>
+#include <tuple>
 
 namespace swift {
 
@@ -92,4 +93,48 @@ bool ContainsElement(const Container& container, const T& value, size_t start_po
 #define ENUM_TO_STRING_CASE(r) case ENUM_CLASS::r: return #r;
 #define ENUM_DEFINE(r) r,
 
+template <typename T> struct Identity {
+    using type = T;
+};
+
+template<typename T>
+constexpr T RoundDown(T x, typename Identity<T>::type n) {
+    return (x & -n);
+}
+
+template<typename T>
+constexpr T RoundUp(T x, std::remove_reference_t<T> n) {
+    return RoundDown(x + n - 1, n);
+}
+
+
+template<class... E>
+struct list {};
+
+template<class F>
+struct function_info : function_info<decltype(&F::operator())> {};
+
+template<class R, class... As>
+struct function_info<R(As...)> {
+    using return_type = R;
+    using parameter_list = list<As...>;
+    static constexpr std::size_t parameter_count = sizeof...(As);
+
+    using equivalent_function_type = R(As...);
+
+    template<std::size_t I>
+    struct parameter {
+        static_assert(I < parameter_count, "Non-existent parameter");
+        using type = std::tuple_element_t<I, std::tuple<As...>>;
+    };
+};
+
+template<class F>
+using equivalent_function_type = typename function_info<F>::equivalent_function_type;
+
+template<class Function>
+inline auto FuncPtrCast(Function f) noexcept {
+    return static_cast<equivalent_function_type<Function>*>(f);
+}
+
 }
diff --git a/source/base/file.cpp b/source/base/file.cpp
@@ -153,10 +153,10 @@ void* File::Map(size_t offset, size_t size) {
     }
 #if HAS_UNIX_FD
     int prot{0};
-    if ((open_mode & FileAccessMode::Read) != FileAccessMode::None) {
+    if (True(open_mode & FileAccessMode::Read)) {
         prot |= PROT_READ;
     }
-    if ((open_mode & FileAccessMode::Write) != FileAccessMode::None) {
+    if (True(open_mode & FileAccessMode::Write)) {
         prot |= PROT_WRITE;
     }
     auto res = mmap(nullptr, size, prot, MAP_SHARED, fileno(file), offset);

diff --git a/source/compiler/CMakeLists.txt b/source/compiler/CMakeLists.txt
@@ -1 +1,2 @@
-add_subdirectory(slang)
+add_subdirectory(slang)
+add_subdirectory(clang)
diff --git a/source/compiler/clang/CMakeLists.txt b/source/compiler/clang/CMakeLists.txt
@@ -0,0 +1,12 @@
+antlr4_gen(${CMAKE_CURRENT_SOURCE_DIR}/antlr ${CMAKE_CURRENT_BINARY_DIR}/antlr)
+file(GLOB G4_DEFS ${CMAKE_CURRENT_BINARY_DIR}/antlr/*.h)
+file(GLOB G4_SRCS ${CMAKE_CURRENT_BINARY_DIR}/antlr/*.cpp)
+
+add_library(clang_compiler STATIC
+        ${G4_SRCS}
+        ${G4_DEFS}
+        clang.cpp
+        clang.h)
+
+target_link_libraries(clang_compiler PUBLIC swift::base antlr4_static)
+target_include_directories(clang_compiler PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/antlr)