Guus/fix hot reload refs

.cargo/config.toml

@@ -11,3 +11,14 @@ inherits = "release"
 
 [profile.debug-tracy]
 inherits = "dev"  
+
+[profile.small]
+inherits = "release"
+opt-level = "z"
+codegen-units = 1
+# This saves like 2MB (from 52 to 50MB on formabble)
+lto = true
+
+[profile.extra-small]
+inherits = "small"
+panic = "abort"

cmake/Platform.cmake

@@ -24,10 +24,10 @@ if(APPLE)
   if(CMAKE_Swift_FLAGS)
     string(REGEX REPLACE "-target [^ ]+" "" CMAKE_Swift_FLAGS "${CMAKE_Swift_FLAGS}")
   endif()
-  
+
   # Add the deployment target flag to Swift compiler options
   set(CMAKE_Swift_FLAGS "${CMAKE_Swift_FLAGS} ${deployment_target_flag}" CACHE STRING "Swift compiler flags" FORCE)
-  
+
   # Find Swift compiler instead of hardcoding the Xcode path
   find_program(CMAKE_Swift_COMPILER swiftc REQUIRED)
   enable_language(Swift)
@@ -44,10 +44,12 @@ if(APPLE)
 
   if(XCODE_SDK)
     string(REGEX MATCH "simulator" IS_SIMULATOR ${XCODE_SDK})
+
     if(IS_SIMULATOR)
       message(STATUS "Building for simulator: ${XCODE_SDK}")
+
       # Generic simulator settings here
-      
+
       # Optionally detect specific simulator type
       if(XCODE_SDK MATCHES "iphonesimulator")
         message(STATUS "iOS Simulator detected")
@@ -121,6 +123,7 @@ endif()
 if(CMAKE_BUILD_TYPE STREQUAL "Debug")
   add_compile_definitions(SH_DEBUG=1)
 endif()
+
 if(CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo")
   # define SH_RELWITHDEBINFO to enable some extra debug asserts
   add_compile_definitions(SH_RELWITHDEBINFO=1)
@@ -205,12 +208,20 @@ endif()
 if(MSVC OR CMAKE_CXX_SIMULATE_ID MATCHES "MSVC")
   set(WINDOWS_ABI "msvc")
 
-  # We can not keep iterators in memory without freeing with iterator debugging
-  # See SHTable/Set iterator internals
+  set(ITERATOR_DEBUG_LEVEL 0)
+
   if(CMAKE_BUILD_TYPE MATCHES "Debug")
-    add_compile_definitions(_ITERATOR_DEBUG_LEVEL=1)
-    list(APPEND EXTERNAL_CMAKE_ARGS -DCMAKE_CXX_FLAGS="-D_ITERATOR_DEBUG_LEVEL=1")
+    set(ITERATOR_DEBUG_LEVEL 1)
+  endif()
+
+  # This is required for ASAN to work correctly under LLVM/MSVC
+  if(USE_ASAN)
+    set(CMAKE_MSVC_RUNTIME_LIBRARY MultiThreaded)
+    set(ITERATOR_DEBUG_LEVEL 0) # Needed to match clang_rt.asan lib
   endif()
+
+  add_compile_definitions(_ITERATOR_DEBUG_LEVEL=${ITERATOR_DEBUG_LEVEL})
+  list(APPEND EXTERNAL_CMAKE_ARGS -DCMAKE_CXX_FLAGS="-D_ITERATOR_DEBUG_LEVEL=${ITERATOR_DEBUG_LEVEL}")
 else()
   set(WINDOWS_ABI "gnu")
 endif()
@@ -322,6 +333,7 @@ if(USE_ASAN)
     $<$<COMPILE_LANGUAGE:CXX,C>:-fno-omit-frame-pointer>
     $<$<COMPILE_LANGUAGE:CXX,C>:-g>
   )
+
   if(CMAKE_GENERATOR STREQUAL "Xcode")
     add_link_options(
       -DBOOST_USE_ASAN
@@ -364,6 +376,7 @@ if(USE_TSAN)
     $<$<COMPILE_LANGUAGE:CXX,C>:-fsanitize=thread>
     $<$<COMPILE_LANGUAGE:CXX,C>:-g>
   )
+
   if(CMAKE_GENERATOR STREQUAL "Xcode")
     add_link_options(
       -fsanitize=thread
@@ -375,6 +388,7 @@ if(USE_TSAN)
       $<$<COMPILE_LANGUAGE:CXX,C>:-g>
     )
   endif()
+
   if(USE_TSAN GREATER 1)
     add_compile_options(
       $<$<COMPILE_LANGUAGE:CXX,C>:-O1>
@@ -383,6 +397,7 @@ if(USE_TSAN)
       $<$<COMPILE_LANGUAGE:CXX,C>:-O1>
     )
   endif()
+
   add_compile_definitions($<$<COMPILE_LANGUAGE:CXX,C>:SH_USE_TSAN>)
 endif()
 
@@ -431,3 +446,8 @@ else()
   set(LIB_PREFIX "lib")
   set(LIB_SUFFIX ".a")
 endif()
+
+if(MSVC OR CMAKE_CXX_SIMULATE_ID MATCHES "MSVC")
+  # Workaround for tbb sometimes linking #pragma comment(lib, "tbb12.lib")
+  add_compile_definitions(__TBB_SOURCE_DIRECTLY_INCLUDED=1)
+endif()

cmake/Rust.cmake

@@ -78,6 +78,22 @@ if(RUST_BUILD_TYPE STREQUAL "Debug")
 elseif(RUST_BUILD_TYPE STREQUAL "RelWithDebInfo")
   set(RUST_CARGO_FLAGS_INT --profile rel-with-deb-info)
   set(RUST_BUILD_SUBDIR_CONFIGURATION rel-with-deb-info)
+elseif(RUST_BUILD_TYPE STREQUAL "Small")
+  set(RUST_CARGO_FLAGS_INT --profile small)
+  set(RUST_BUILD_SUBDIR_CONFIGURATION small)
+  list(APPEND RUST_FLAGS -Zlocation-detail=none)
+  list(APPEND RUSTC_FLAGS
+    -Zbuild-std=std
+    -Zbuild-std-features=optimize_for_size
+  )
+elseif(RUST_BUILD_TYPE STREQUAL "ExtraSmall")
+  set(RUST_CARGO_FLAGS_INT --profile extra-small)
+  set(RUST_BUILD_SUBDIR_CONFIGURATION extra-small)
+  list(APPEND RUST_FLAGS -Zlocation-detail=none)
+  list(APPEND RUSTC_FLAGS
+    -Zbuild-std=std,panic_abort
+    -Zbuild-std-features=optimize_for_size,panic_immediate_abort
+  )
 else()
   set(RUST_CARGO_FLAGS_INT --release)
   set(RUST_BUILD_SUBDIR_CONFIGURATION release)

lib/hot-reload.shs

@@ -15,7 +15,7 @@
   [base-path script-path] | FS.Join = script-path-abs
   script-path-abs | Regex.Replace("\\\\" "\\\\\\\\") = script-path-escaped
 
-  script-path-abs | Log("Setting up hot reload for script")
+  [script-path-abs namespace] | Log("Setting up hot reload for script")
 
   [
     "\"seq\":["
@@ -81,6 +81,7 @@
     } Pure: true)
   ) = loader-ast
   Regex.Replace("""\{"id":\{"name":"loader"\}\}""" wrapper-name-id-json)
+  Regex.Replace("""\{"id":\{"name":"namespace"\}\}""" (["{\"str\": \"" namespace "\"}"] | String.Format))
   Regex.Replace("""\{"id":\{"name":"script-path"\}\}""" (["{\"str\": \"" script-path-escaped "\"}"] | String.Format))
   Regex.Replace(""""id":\{"name":"include-dirs"\}""" include-dirs-json)
 

shards/core/CMakeLists.txt

@@ -11,6 +11,7 @@ set(core_SOURCES
   taskflow.cpp
   pmr/shared_temp_allocator.cpp
   log_api.cpp
+  wires.cpp
 )
 
 if(EMSCRIPTEN)

shards/core/brancher.hpp

@@ -29,14 +29,14 @@ struct Brancher {
   BranchFailureBehavior failureBehavior = BranchFailureBehavior::Everything;
 
 private:
-  std::unordered_map<std::string_view, SHExposedTypeInfo> _collectedRequirements;
+  decltype(SHWire::requirements) _collectedRequirements;
   std::unordered_set<std::string_view> _copyBySerialize;
   ExposedInfo _mergedRequirements;
   ExposedInfo _shared;
   mutable std::vector<SHTypeInfo> _cachedObjectTypes;
 
 public:
-  Brancher() { mesh->inheritLogContext = true; } 
+  Brancher() { mesh->inheritLogContext = true; }
   ~Brancher() { cleanup(nullptr); }
 
   // Adds a single wire or sequence of shards as a looped wire
@@ -86,6 +86,7 @@ struct Brancher {
     _collectedRequirements.clear();
     _copyBySerialize.clear();
 
+    decltype(SHWire::requirements) required;
     SHInstanceData tmpData = data;
     tmpData.privateContext = nullptr; // null this, in order to create a new context!
     ExposedInfo shared{shared_};