cmake/msvc: size-optimizations

Help make things smaller in MinSizeRel builds. This actually brings us a
little bit below the size of the pre-existing Visual Studio solution.

CMakeLists.txt

@@ -3,6 +3,11 @@ project("WaveSabre")
 cmake_minimum_required(VERSION 3.11)
 set_property(GLOBAL PROPERTY USE_FOLDERS ON)
 
+if(MSVC)
+	# disable exceptions globally (will be added back for VSTs)
+	string(REPLACE "/EHsc" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
+endif()
+
 # shared code
 add_subdirectory(WaveSabreCore)
 add_subdirectory(WaveSabrePlayerLib)

Tests/PlayerTest/CMakeLists.txt

@@ -1,2 +1,14 @@
 add_executable(PlayerTest main.cpp)
 target_link_libraries(PlayerTest WaveSabrePlayerLib)
+
+if(MSVC)
+	target_link_libraries(PlayerTest
+		$<$<CONFIG:MinSizeRel>:${CMAKE_CURRENT_SOURCE_DIR}/msvcrt_old.lib>)
+	set_property(TARGET PlayerTest APPEND_STRING PROPERTY LINK_FLAGS_MINSIZEREL
+		" /NODEFAULTLIB /SAFESEH:NO /MANIFEST:NO /LTCG /OPT:REF /OPT:ICF /DYNAMICBASE:NO")
+
+	if(MSVC AND MSVC_VERSION GREATER 1900)
+		target_compile_definitions(PlayerTest PRIVATE
+			$<$<CONFIG:MinSizeRel>:_NO_CRT_STDIO_INLINE>)
+	endif()
+endif()

Vsts/CMakeLists.txt

@@ -8,6 +8,8 @@ foreach(child ${children})
 		add_library(${child} SHARED
 			${sources} ../Data/data.rc ${CMAKE_BINARY_DIR}/${child}.def)
 		target_link_libraries(${child} WaveSabreCore WaveSabreVstLib)
+		set_property(TARGET ${child} APPEND_STRING PROPERTY LINK_FLAGS_MINSIZEREL
+			" /LTCG")
 		set_property(TARGET ${child} PROPERTY FOLDER VSTs)
 	endif()
 endforeach()

WaveSabreCore/CMakeLists.txt

@@ -56,3 +56,17 @@ add_library(WaveSabreCore
 
 target_link_libraries(WaveSabreCore Msacm32.lib)
 target_include_directories(WaveSabreCore PUBLIC include)
+
+if(MSVC)
+	target_compile_options(WaveSabreCore
+		PUBLIC $<$<CONFIG:MinSizeRel>:/GS- /Gy /Zi /GL /GR->
+		PRIVATE $<$<CONFIG:MinSizeRel>:/Oi /fp:fast>)
+
+	set_property(TARGET WaveSabreCore APPEND_STRING PROPERTY STATIC_LIBRARY_FLAGS_MINSIZEREL
+		" /LTCG")
+
+	if(MSVC_VERSION GREATER 1900)
+		target_compile_options(WaveSabreCore PUBLIC
+			$<$<CONFIG:MinSizeRel>:/Zc:sizedDealloc->)
+	endif()
+endif()

WaveSabrePlayerLib/CMakeLists.txt

@@ -24,4 +24,8 @@ target_include_directories(WaveSabrePlayerLib PUBLIC include)
 
 if(MSVC)
 	target_compile_definitions(WaveSabrePlayerLib PRIVATE _CRT_SECURE_NO_WARNINGS)
+	target_compile_options(WaveSabrePlayerLib PUBLIC
+		$<$<CONFIG:MinSizeRel>:/EHs-c->)
+	set_property(TARGET WaveSabrePlayerLib APPEND_STRING PROPERTY STATIC_LIBRARY_FLAGS_MINSIZEREL
+		" /LTCG")
 endif()

WaveSabreStandAlonePlayer/CMakeLists.txt

@@ -3,4 +3,14 @@ target_link_libraries(WaveSabreStandAlonePlayer WaveSabrePlayerLib)
 
 if(MSVC)
 	target_compile_definitions(WaveSabreStandAlonePlayer PRIVATE _CRT_SECURE_NO_WARNINGS)
+
+	target_link_libraries(WaveSabreStandAlonePlayer
+		$<$<CONFIG:MinSizeRel>:${CMAKE_CURRENT_SOURCE_DIR}/msvcrt_old.lib>)
+	set_property(TARGET WaveSabreStandAlonePlayer APPEND_STRING PROPERTY LINK_FLAGS_MINSIZEREL
+		" /NODEFAULTLIB /SAFESEH:NO /MANIFEST:NO /LTCG /OPT:REF /OPT:ICF /DYNAMICBASE:NO")
+
+	if(MSVC AND MSVC_VERSION GREATER 1900)
+		target_compile_definitions(WaveSabreStandAlonePlayer PRIVATE
+			$<$<CONFIG:MinSizeRel>:_NO_CRT_STDIO_INLINE>)
+	endif()
 endif()

WaveSabreVstLib/CMakeLists.txt

@@ -53,4 +53,5 @@ target_include_directories(WaveSabreVstLib PUBLIC
 
 if(MSVC)
 	target_compile_definitions(WaveSabreVstLib PUBLIC _CRT_SECURE_NO_WARNINGS)
+	target_compile_options(WaveSabreVstLib PUBLIC /EHsc)
 endif()