gcov: Correct existing gcov configuration

1. add CONFIG_COVERAGE_ALL to replace CONFIG_SCHED_GCOV_ALL
2. Correct all SCHED_GCOV, SCHED_GCOV_ALL

Signed-off-by: wangmingrong1 <wangmingrong1@xiaomi.com>

arch/arm/src/cmake/armclang.cmake

@@ -116,8 +116,8 @@ if(CONFIG_STACK_USAGE_WARNING AND NOT "${CONFIG_STACK_USAGE_WARNING}" STREQUAL
   add_compile_options(-Wstack-usage=${CONFIG_STACK_USAGE_WARNING})
 endif()
 
-if(CONFIG_SCHED_GCOV)
+if(CONFIG_COVERAGE_ALL)
-  add_compile_options(-fprofile-generate -ftest-coverage)
+  add_compile_options(-fprofile-instr-generate -fcoverage-mapping)
 endif()
 
 if(CONFIG_PROFILE_ALL)

arch/arm/src/cmake/clang.cmake

@@ -117,8 +117,8 @@ if(CONFIG_STACK_USAGE_WARNING AND NOT "${CONFIG_STACK_USAGE_WARNING}" STREQUAL
   add_compile_options(-Wstack-usage=${CONFIG_STACK_USAGE_WARNING})
 endif()
 
-if(CONFIG_SCHED_GCOV_ALL)
+if(CONFIG_COVERAGE_ALL)
-  add_compile_options(-fprofile-generate -ftest-coverage)
+  add_compile_options(-fprofile-instr-generate -fcoverage-mapping)
 endif()
 
 if(CONFIG_PROFILE_ALL)

arch/arm/src/cmake/gcc.cmake

@@ -127,7 +127,7 @@ if(CONFIG_STACK_USAGE_WARNING AND NOT "${CONFIG_STACK_USAGE_WARNING}" STREQUAL
   add_compile_options(-Wstack-usage=${CONFIG_STACK_USAGE_WARNING})
 endif()
 
-if(CONFIG_SCHED_GCOV_ALL)
+if(CONFIG_COVERAGE_ALL)
   add_compile_options(-fprofile-generate -ftest-coverage)
 endif()
 

arch/arm/src/cmake/ghs.cmake

@@ -88,7 +88,7 @@ if(CONFIG_STACK_USAGE_WARNING AND NOT "${CONFIG_STACK_USAGE_WARNING}" STREQUAL
   add_compile_options(-Wstack-usage=${CONFIG_STACK_USAGE_WARNING})
 endif()
 
-if(CONFIG_SCHED_GCOV_ALL)
+if(CONFIG_COVERAGE_ALL)
   add_compile_options(-fprofile-generate -ftest-coverage)
 endif()
 

arch/arm/src/cmake/platform.cmake

@@ -83,6 +83,6 @@ if(CONFIG_LIBSUPCXX_TOOLCHAIN)
   nuttx_find_toolchain_lib(libsupc++.a)
 endif()
 
-if(CONFIG_SCHED_GCOV)
+if(CONFIG_COVERAGE_TOOLCHAIN)
   nuttx_find_toolchain_lib(libgcov.a)
 endif()

arch/arm/src/common/Toolchain.defs

@@ -502,7 +502,7 @@ ifeq ($(CONFIG_LIBSUPCXX_TOOLCHAIN),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libsupc++.a))
 endif
 
-ifeq ($(CONFIG_SCHED_GCOV),y)
+ifeq ($(CONFIG_COVERAGE_TOOLCHAIN),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libgcov.a))
 endif
 

arch/arm64/src/Toolchain.defs

@@ -215,7 +215,7 @@ ifeq ($(CONFIG_LIBSUPCXX_TOOLCHAIN),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libsupc++.a))
 endif
 
-ifeq ($(CONFIG_SCHED_GCOV),y)
+ifeq ($(CONFIG_COVERAGE_TOOLCHAIN),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libgcov.a))
 endif
 

arch/arm64/src/cmake/platform.cmake

@@ -56,7 +56,7 @@ if(CONFIG_LIBSUPCXX_TOOLCHAIN)
     OUTPUT_VARIABLE extra_library)
   list(APPEND EXTRA_LIB ${extra_library})
 endif()
-if(CONFIG_SCHED_GCOV)
+if(CONFIG_COVERAGE_TOOLCHAIN)
   execute_process(
     COMMAND ${CMAKE_C_COMPILER} ${CMAKE_C_FLAG_ARGS} ${NUTTX_EXTRA_FLAGS}
             --print-file-name=libgcov.a

arch/risc-v/src/cmake/Toolchain.cmake

@@ -159,7 +159,7 @@ if(${CONFIG_STACK_USAGE_WARNING})
   endif()
 endif()
 
-if(CONFIG_SCHED_GCOV_ALL)
+if(CONFIG_COVERAGE_ALL)
   add_compile_options(-fprofile-generate -ftest-coverage)
 endif()
 

arch/risc-v/src/cmake/platform.cmake

@@ -61,7 +61,7 @@ if(CONFIG_LIBSUPCXX_TOOLCHAIN)
   list(APPEND EXTRA_LIB ${extra_library})
 endif()
 
-if(CONFIG_SCHED_GCOV)
+if(CONFIG_COVERAGE_TOOLCHAIN)
   execute_process(
     COMMAND ${CMAKE_C_COMPILER} ${CMAKE_C_FLAG_ARGS} ${NUTTX_EXTRA_FLAGS}
             --print-file-name=libgcov.a

arch/risc-v/src/common/Toolchain.defs

@@ -417,7 +417,7 @@ ifeq ($(CONFIG_LIBSUPCXX_TOOLCHAIN),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libsupc++.a))
 endif
 
-ifeq ($(CONFIG_SCHED_GCOV),y)
+ifeq ($(CONFIG_COVERAGE_TOOLCHAIN),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libgcov.a))
 endif
 

arch/sim/src/cmake/Toolchain.cmake

@@ -86,7 +86,7 @@ if(CONFIG_STACK_USAGE_WARNING)
   add_compile_options(-Wstack-usage=${CONFIG_STACK_USAGE_WARNING})
 endif()
 
-if(CONFIG_SCHED_GCOV_ALL)
+if(CONFIG_COVERAGE_ALL)
   add_compile_options(-fprofile-generate -ftest-coverage)
 endif()
 

arch/sim/src/sim/CMakeLists.txt

@@ -27,7 +27,7 @@ set(HOSTSRCS)
 set(HOST_INCLUDE_DIRS)
 set(STDLIBS pthread)
 
-if(CONFIG_SCHED_GCOV)
+if(CONFIG_COVERAGE_TOOLCHAIN)
   list(APPEND STDLIBS gcov)
 endif()
 

arch/sim/src/sim/posix/sim_hostmisc.c

@@ -50,7 +50,7 @@
  * Public Function Prototypes
  ****************************************************************************/
 
-#ifdef CONFIG_SCHED_GCOV
+#ifndef CONFIG_COVERAGE_NONE
 void __gcov_dump(void);
 #endif
 
@@ -72,7 +72,7 @@ extern int backtrace(void **array, int size);
 
 void host_abort(int status)
 {
-#ifdef CONFIG_SCHED_GCOV
+#ifndef CONFIG_COVERAGE_NONE
   /* Dump gcov data. */
 
   host_uninterruptible_no_return(__gcov_dump);

arch/tricore/src/cmake/ToolchainGnuc.cmake

@@ -84,7 +84,7 @@ if(CONFIG_STACK_CANARIES)
   add_compile_options(-fstack-protector-all)
 endif()
 
-if(CONFIG_SCHED_GCOV_ALL)
+if(CONFIG_COVERAGE_ALL)
   add_compile_options(-fprofile-generate -ftest-coverage)
 endif()
 

arch/tricore/src/cmake/platform.cmake

@@ -60,7 +60,7 @@ if(CONFIG_TRICORE_TOOLCHAIN_GNU)
       OUTPUT_VARIABLE extra_library)
     list(APPEND EXTRA_LIB ${extra_library})
   endif()
-  if(CONFIG_SCHED_GCOV)
+  if(CONFIG_COVERAGE_TOOLCHAIN)
     execute_process(
       COMMAND ${CMAKE_C_COMPILER} ${CMAKE_C_FLAG_ARGS} ${NUTTX_EXTRA_FLAGS}
               --print-file-name=libgcov.a

arch/tricore/src/common/ToolchainGnuc.defs

@@ -58,7 +58,7 @@ ifneq ($(CONFIG_STACK_USAGE_WARNING),0)
   ARCHOPTIMIZATION += -Wstack-usage=$(CONFIG_STACK_USAGE_WARNING)
 endif
 
-ifeq ($(CONFIG_SCHED_GCOV_ALL),y)
+ifeq ($(CONFIG_COVERAGE_ALL),y)
   ARCHOPTIMIZATION += -fprofile-generate -ftest-coverage
 endif
 
@@ -183,7 +183,7 @@ ifeq ($(CONFIG_LIBSUPCXX),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libsupc++.a))
 endif
 
-ifeq ($(CONFIG_SCHED_GCOV),y)
+ifeq ($(CONFIG_COVERAGE_TOOLCHAIN),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libgcov.a))
 endif
 

arch/x86_64/src/cmake/Toolchain.cmake

@@ -75,7 +75,7 @@ if(${CONFIG_STACK_USAGE_WARNING})
   endif()
 endif()
 
-if(CONFIG_SCHED_GCOV_ALL)
+if(CONFIG_COVERAGE_ALL)
   add_compile_options(-fprofile-generate -ftest-coverage)
 endif()
 

arch/x86_64/src/cmake/platform.cmake

@@ -61,7 +61,7 @@ if(CONFIG_LIBSUPCXX_TOOLCHAIN)
   list(APPEND EXTRA_LIB ${extra_library})
 endif()
 
-if(CONFIG_SCHED_GCOV)
+if(CONFIG_COVERAGE_TOOLCHAIN)
   execute_process(
     COMMAND ${CMAKE_C_COMPILER} ${CMAKE_C_FLAG_ARGS} ${NUTTX_EXTRA_FLAGS}
             --print-file-name=libgcov.a

arch/xtensa/src/cmake/platform.cmake

@@ -56,7 +56,7 @@ if(CONFIG_LIBSUPCXX_TOOLCHAIN)
     OUTPUT_VARIABLE extra_library)
   list(APPEND EXTRA_LIB ${extra_library})
 endif()
-if(CONFIG_SCHED_GCOV)
+if(CONFIG_COVERAGE_TOOLCHAIN)
   execute_process(
     COMMAND ${CMAKE_C_COMPILER} ${CMAKE_C_FLAG_ARGS} ${NUTTX_EXTRA_FLAGS}
             --print-file-name=libgcov.a

arch/xtensa/src/lx6/Toolchain.defs

@@ -199,7 +199,7 @@ ifeq ($(CONFIG_LIBSUPCXX_TOOLCHAIN),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libsupc++.a))
 endif
 
-ifeq ($(CONFIG_SCHED_GCOV),y)
+ifeq ($(CONFIG_COVERAGE_TOOLCHAIN),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libgcov.a))
 endif
 

arch/xtensa/src/lx7/Toolchain.defs

@@ -203,7 +203,7 @@ ifeq ($(CONFIG_LIBSUPCXX_TOOLCHAIN),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libsupc++.a))
 endif
 
-ifeq ($(CONFIG_SCHED_GCOV),y)
+ifeq ($(CONFIG_COVERAGE_TOOLCHAIN),y)
   EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-file-name=libgcov.a))
 endif
 

boards/sim/sim/sim/scripts/Make.defs

@@ -74,8 +74,12 @@ ifneq ($(CONFIG_STACK_USAGE_WARNING),0)
   ARCHOPTIMIZATION += -Wstack-usage=$(CONFIG_STACK_USAGE_WARNING)
 endif
 
-ifeq ($(CONFIG_SCHED_GCOV_ALL),y)
+ifeq ($(CONFIG_COVERAGE_ALL),y)
+  ifeq ($(CONFIG_ARCH_TOOLCHAIN_GCC),y)
     ARCHOPTIMIZATION += -fprofile-generate -ftest-coverage
+  else ifeq ($(CONFIG_ARCH_TOOLCHAIN_CLANG),y)
+    ARCHOPTIMIZATION += -fprofile-instr-generate -fcoverage-mapping
+  endif
 endif
 
 ifneq ($(CONFIG_PROFILE_ALL)$(CONFIG_SIM_PROFILE),)

libs/libbuiltin/Makefile

@@ -27,7 +27,6 @@ KBIN = libkbuiltin$(LIBEXT)
 KBINDIR = kbin
 
 include compiler-rt/Make.defs
-
 include libgcc/Make.defs
 
 AOBJS = $(addprefix $(BINDIR)$(DELIM), $(ASRCS:.S=$(OBJEXT)))

libs/libbuiltin/compiler-rt/CMakeLists.txt

@@ -96,6 +96,11 @@ if(CONFIG_BUILTIN_COMPILER_RT)
     list(REMOVE_ITEM RT_BUILTINS_SRCS ${RT_BUILTINS_BFLOAT16_SRCS})
   endif()
 
+  if(NOT CONFIG_COVERAGE_NONE)
+    target_compile_options(rt.buitlins -fno-profile-instr-generate
+                           -fno-coverage-mapping)
+  endif()
+
   target_sources(rt.buitlins PRIVATE ${RT_BUILTINS_SRCS})
 
 endif()
@@ -108,6 +113,9 @@ if(CONFIG_COVERAGE_COMPILER_RT)
     rt.profile PRIVATE ${INCDIR}
                        ${CMAKE_CURRENT_LIST_DIR}/compiler-rt/lib/profile)
 
+  target_compile_options(rt.profile -fno-profile-instr-generate
+                         -fno-coverage-mapping)
+
   target_compile_options(rt.profile PRIVATE -DCOMPILER_RT_HAS_UNAME -Wno-undef
                                             -Wno-strict-prototypes -Wno-shadow)
 
@@ -124,5 +132,9 @@ if(CONFIG_COVERAGE_COMPILER_RT)
 
 elseif(CONFIG_COVERAGE_MINI)
   nuttx_add_system_library(rt.miniprofile)
+
+  target_compile_options(rt.miniprofile -fno-profile-instr-generate
+                         -fno-coverage-mapping)
+
   target_sources(rt.profile PRIVATE ${CMAKE_CURRENT_LIST_DIR}/coverage.c)
 endif()

libs/libbuiltin/compiler-rt/Make.defs

@@ -98,6 +98,7 @@ ifeq ($(CONFIG_COVERAGE_COMPILER_RT),y)
 
 FLAGS += ${INCDIR_PREFIX}$(CURDIR)/compiler-rt/compiler-rt/lib/profile
 
+FLAGS += -fno-profile-instr-generate -fno-coverage-mapping
 FLAGS += -Wno-undef -Wno-strict-prototypes  -Wno-shadow
 FLAGS += -DCOMPILER_RT_HAS_UNAME
 
@@ -107,6 +108,8 @@ CSRCS += InstrProfilingPlatform.c
 
 else ifeq ($(CONFIG_COVERAGE_MINI),y)
 
+FLAGS += -fno-profile-instr-generate -fno-coverage-mapping
+
 CSRCS += coverage.c
 
 endif

sched/Kconfig

@@ -1348,26 +1348,6 @@ config SCHED_STACK_RECORD
 		to disable.Through instrumentation, record the backtrace at
 		the deepest point in the stack.
 
-config SCHED_GCOV
-	bool "Enable GCOV support"
-	select HAVE_CXXINITIALIZE
-	default n
-	---help---
-		Enable GCOV support for code coverage analysis.
-		After turning on this option, code coverage can be analyzed.
-		If this option is enabled, image size and performance will be
-		significantly reduced. Before use, you need to add the
-		"-fprofile-generate -ftest-coverage" compilation parameters
-		to the file to be analyzed.
-
-config SCHED_GCOV_ALL
-	bool "Enable gcov call graph for all modules"
-	depends on SCHED_GCOV
-	default n
-	---help---
-		Enable gcov profiling for all code, it will instrument
-		all code, which will cause a large performance penalty for the code.
-
 endmenu
 
 menu "Files and I/O"

tools/Config.mk

@@ -659,7 +659,7 @@ endef
 
 # CLEAN - Default clean target
 
-ifeq ($(CONFIG_SCHED_GCOV),y)
+ifeq ($(CONFIG_COVERAGE_NONE),)
 	EXTRA = *.gcno *.gcda
 endif