Support CMAKE_BUILD_TYPE=Coverage and use it in gen_coverage.py

CMAKE_BUILD_TYPE=Debug is set to allow full debugging information
on host (-ggdb3), but no debug information on device for spir64 target

Author: oleksandr-pavlyk

dpctl/CMakeLists.txt

@@ -23,12 +23,24 @@ if(WIN32)
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /Ox ${WARNING_FLAGS} ${SDL_FLAGS}")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Ox ${WARNING_FLAGS} ${SDL_FLAGS}")
     set(CMAKE_C_FLAGS_DEBUG
-        "${CMAKE_C_FLAGS_DEBUG} ${WARNING_FLAGS} ${SDL_FLAGS} -O0 -g1 -DDEBUG"
+        "${CMAKE_C_FLAGS_DEBUG} ${WARNING_FLAGS} ${SDL_FLAGS} -O0 -g1 -DDEBUG -Xsycl-target-frontend=spir64 \"-g0\""
     )
     set(CMAKE_CXX_FLAGS_DEBUG
-        "${CMAKE_CXX_FLAGS_DEBUG} ${WARNING_FLAGS} ${SDL_FLAGS} -O0 -g1 -DDEBUG"
+        "${CMAKE_CXX_FLAGS_DEBUG} ${WARNING_FLAGS} ${SDL_FLAGS} -O0 -g1 -DDEBUG -Xsycl-target-frontend=spir64 \"-g0\""
     )
+    set(CMAKE_C_FLAGS_COVERAGE
+        "${CMAKE_C_FLAGS_DEBUG} ${WARNING_FLAGS} ${SDL_FLAGS} -O1 -g1 -DDEBUG"
+    )
+    set(CMAKE_CXX_FLAGS_COVERAGE
+        "${CMAKE_CXX_FLAGS_DEBUG} ${WARNING_FLAGS} ${SDL_FLAGS} -O1 -g1 -DDEBUG"
+    )
+    set(CMAKE_MODULE_LINKER_FLAGS_COVERAGE "${CMAKE_MODULE_LINKER_FLAGS_DEBUG}")
     set(DPCTL_LDFLAGS "/NXCompat;/DynamicBase")
+    mark_as_advanced(
+        CMAKE_CXX_FLAGS_COVERAGE
+        CMAKE_C_FLAGS_COVERAGE
+        CMAKE_MODULE_LINKER_FLAGS_COVERAGE
+    )
 elseif(UNIX)
     string(CONCAT WARNING_FLAGS
         "-Wall "
@@ -64,12 +76,24 @@ elseif(UNIX)
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O3 ${CFLAGS}")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3 ${CXXFLAGS}")
     set(CMAKE_C_FLAGS_DEBUG
-        "${CMAKE_C_FLAGS_DEBUG} ${CFLAGS} -O0 -g1 -DDEBUG"
+        "${CMAKE_C_FLAGS_DEBUG} ${CFLAGS} -O0 -g -DDEBUG -Xsycl-target-frontend=spir64 \"-g0\""
     )
     set(CMAKE_CXX_FLAGS_DEBUG
-        "${CMAKE_CXX_FLAGS_DEBUG} ${CXXFLAGS} -O0 -g1 -DDEBUG"
+        "${CMAKE_CXX_FLAGS_DEBUG} ${CXXFLAGS} -O0 -g -DDEBUG -Xsycl-target-frontend=spir64 \"-g0\""
     )
+    set(CMAKE_C_FLAGS_COVERAGE
+        "${CMAKE_C_FLAGS_DEBUG} ${CFLAGS} -O1 -g1 -DDEBUG"
+    )
+    set(CMAKE_CXX_FLAGS_COVERAGE
+        "${CMAKE_CXX_FLAGS_DEBUG} ${CXXFLAGS} -O1 -g1 -DDEBUG"
+    )
+    set(CMAKE_MODULE_LINKER_FLAGS_COVERAGE "${CMAKE_MODULE_LINKER_FLAGS_DEBUG}")
     set(DPCTL_LDFLAGS "-z,noexecstack,-z,relro,-z,now")
+    mark_as_advanced(
+        CMAKE_CXX_FLAGS_COVERAGE
+        CMAKE_C_FLAGS_COVERAGE
+        CMAKE_MODULE_LINKER_FLAGS_COVERAGE
+    )
 else()
     message(FATAL_ERROR "Unsupported system.")
 endif()

libsyclinterface/CMakeLists.txt

@@ -125,6 +125,20 @@ if(WIN32)
     set(CMAKE_CXX_FLAGS_DEBUG
         "${CMAKE_CXX_FLAGS_DEBUG} ${WARNING_FLAGS} -O0 -ggdb3 -DDEBUG"
     )
+    set(CMAKE_C_FLAGS_COVERAGE
+        "${CMAKE_C_FLAGS_DEBUG} ${CFLAGS} -O1 -g1 -DDEBUG"
+    )
+    set(CMAKE_CXX_FLAGS_COVERAGE
+        "${CMAKE_CXX_FLAGS_DEBUG} ${CFLAGS} -O1 -g1 -DDEBUG"
+    )
+    set(CMAKE_MODULE_LINKER_FLAGS_COVERAGE
+        "${CMAKE_MODULE_LINKER_FLAGS_DEBUG}"
+    )
+    mark_as_advanced(
+        CMAKE_CXX_FLAGS_COVERAGE
+        CMAKE_C_FLAGS_COVERAGE
+        CMAKE_MODULE_LINKER_FLAGS_COVERAGE
+    )
 elseif(UNIX)
     string(CONCAT WARNING_FLAGS
         "-Wall "
@@ -165,6 +179,20 @@ elseif(UNIX)
     set(CMAKE_CXX_FLAGS_DEBUG
         "${CMAKE_CXX_FLAGS_DEBUG} ${CXXFLAGS} -O0 -ggdb3 -DDEBUG"
     )
+    set(CMAKE_C_FLAGS_COVERAGE
+        "${CMAKE_C_FLAGS_DEBUG} ${CFLAGS} -O1 -g1 -DDEBUG"
+    )
+    set(CMAKE_CXX_FLAGS_COVERAGE
+        "${CMAKE_CXX_FLAGS_DEBUG} ${CFLAGS} -O1 -g1 -DDEBUG"
+    )
+    set(CMAKE_MODULE_LINKER_FLAGS_COVERAGE
+        "${CMAKE_MODULE_LINKER_FLAGS_DEBUG}"
+    )
+    mark_as_advanced(
+        CMAKE_CXX_FLAGS_COVERAGE
+        CMAKE_C_FLAGS_COVERAGE
+        CMAKE_MODULE_LINKER_FLAGS_COVERAGE
+    )
 else()
     message(FATAL_ERROR "Unsupported system.")
 endif()

scripts/gen_coverage.py

@@ -50,7 +50,7 @@ def run(
         sys.executable,
         "setup.py",
         "develop",
-        "--build-type=Debug",
+        "--build-type=Coverage",
         "--generator=Ninja",
         "--",
         "-DCMAKE_C_COMPILER:PATH=" + c_compiler,