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gprof: move gprof function from sched to libbuiltin/libgcc

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1. Enable interrupt gprof please config CONFIG_PROFILE_MINI
2. Enable instuction gprof please add compile opt "-pg" or config CONFIG_PROFILE_ALL

Signed-off-by: wangmingrong1 <wangmingrong1@xiaomi.com>
This commit is contained in:
wangmingrong1 2024-11-12 17:56:40 +08:00 committed by Xiang Xiao
parent ac39d087f5
commit bf93c7840a
21 changed files with 103 additions and 47 deletions
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2
arch/arm/src/cmake/armclang.cmake
View file

@ -120,7 +120,7 @@ if(CONFIG_SCHED_GCOV)
add_compile_options(-fprofile-generate -ftest-coverage)
endif()
if(CONFIG_SCHED_GPROF_ALL)
if(CONFIG_PROFILE_ALL)
add_compile_options(-pg)
endif()

2
arch/arm/src/cmake/clang.cmake
View file

@ -121,7 +121,7 @@ if(CONFIG_SCHED_GCOV_ALL)
add_compile_options(-fprofile-generate -ftest-coverage)
endif()
if(CONFIG_SCHED_GPROF_ALL)
if(CONFIG_PROFILE_ALL)
add_compile_options(-pg)
endif()

4
arch/arm/src/cmake/gcc.cmake
View file

@ -131,7 +131,7 @@ if(CONFIG_SCHED_GCOV_ALL)
add_compile_options(-fprofile-generate -ftest-coverage)
endif()
if(CONFIG_SCHED_GPROF_ALL)
if(CONFIG_PROFILE_ALL)
add_compile_options(-pg)
endif()
@ -165,7 +165,7 @@ if(CONFIG_ARCH_INSTRUMENT_ALL)
add_compile_options(-finstrument-functions)
endif()
if(CONFIG_SCHED_GPROF_ALL)
if(CONFIG_PROFILE_ALL)
add_compile_options(-pg)
endif()

2
arch/arm/src/cmake/ghs.cmake
View file

@ -92,7 +92,7 @@ if(CONFIG_SCHED_GCOV_ALL)
add_compile_options(-fprofile-generate -ftest-coverage)
endif()
if(CONFIG_SCHED_GPROF_ALL)
if(CONFIG_PROFILE_ALL)
add_compile_options(-pg)
endif()

2
arch/arm/src/common/Toolchain.defs
View file

@ -72,7 +72,7 @@ ifneq ($(CONFIG_STACK_USAGE_WARNING),0)
ARCHOPTIMIZATION += -Wstack-usage=$(CONFIG_STACK_USAGE_WARNING)
endif
ifeq ($(CONFIG_SCHED_GPROF_ALL),y)
ifeq ($(CONFIG_PROFILE_ALL),y)
ARCHOPTIMIZATION += -pg
endif

2
arch/arm64/src/Toolchain.defs
View file

@ -96,7 +96,7 @@ ifeq ($(CONFIG_ARCH_INSTRUMENT_ALL),y)
ARCHOPTIMIZATION += -finstrument-functions
endif
ifeq ($(CONFIG_SCHED_GPROF_ALL),y)
ifeq ($(CONFIG_PROFILE_ALL),y)
ARCHOPTIMIZATION += -pg
endif

2
arch/arm64/src/cmake/Toolchain.cmake
View file

@ -135,7 +135,7 @@ if(CONFIG_ARCH_INSTRUMENT_ALL)
add_compile_options(-finstrument-functions)
endif()
if(CONFIG_SCHED_GPROF_ALL)
if(CONFIG_PROFILE_ALL)
add_compile_options(-pg)
endif()

4
arch/sim/Kconfig
View file

@ -90,9 +90,9 @@ config SIM_UBSAN_DUMMY
---help---
Keep SIM_UBSAN compile time but disable runtime actions.
config SIM_GPROF
config SIM_PROFILE
bool "Enable gprof"
depends on !SCHED_GPROF
depends on PROFILE_NONE
default n
---help---
Enable support gprof profiling tool.

2
arch/sim/src/Makefile
View file

@ -144,7 +144,7 @@ ifeq ($(CONFIG_SCHED_GCOV),y)
STDLIBS += -lgcov
endif
ifeq ($(CONFIG_SIM_GPROF),y)
ifneq ($(CONFIG_SIM_PROFILE)$(CONFIG_PROFILE_ALL),)
HOSTCFLAGS += -pg
endif

2
arch/sim/src/cmake/Toolchain.cmake
View file

@ -90,7 +90,7 @@ if(CONFIG_SCHED_GCOV_ALL)
add_compile_options(-fprofile-generate -ftest-coverage)
endif()
if(CONFIG_SCHED_GPROF_ALL OR CONFIG_SIM_GPROF)
if(CONFIG_PROFILE_ALL OR CONFIG_SIM_PROFILE)
add_compile_options(-pg)
endif()

2
boards/sim/sim/sim/scripts/Make.defs
View file

@ -78,7 +78,7 @@ ifeq ($(CONFIG_SCHED_GCOV_ALL),y)
ARCHOPTIMIZATION += -fprofile-generate -ftest-coverage
endif
ifneq ($(CONFIG_SCHED_GPROF_ALL)$(CONFIG_SIM_GPROF),)
ifneq ($(CONFIG_PROFILE_ALL)$(CONFIG_SIM_PROFILE),)
ARCHOPTIMIZATION += -pg
endif

33
libs/libbuiltin/Kconfig
View file

@ -35,6 +35,39 @@ config COVERAGE_COMPILER_RT
select LIB_COMPILER_RT
default n
choice
prompt "Builtin profile support"
default PROFILE_NONE
---help---
Select the profile library
config PROFILE_MINI
bool "Enable mini gprof profiling"
select LIB_BUILTIN
---help---
Enable gprof profiling support. This will cause the compiler to
generate additional code to support profiling. This will also
cause the linker to include the gmon.out file in the final
executable.
Add the "-pg" parameter to the Makefile when compiling to obtain
the function call graph of the specified module. If you do this,
please enable "CONFIG_FRAME_POINTER"
config PROFILE_NONE
bool "None profile support"
endchoice
config PROFILE_ALL
bool "Enable gprof call graph for all modules"
depends on FRAME_POINTER && !PROFILE_NONE
default n
---help---
Enable gprof profiling for all code, it will instrument
all code, which will cause a large performance penalty for the code.
You can add the '-pg' parameter to the specified module in the
makefile to only analyze the content of the module.
config LIB_COMPILER_RT_VERSION
string "Select LLVM Compiler-rt version"
depends on LIB_COMPILER_RT

2
libs/libbuiltin/Makefile
View file

@ -30,6 +30,8 @@ ifeq ($(CONFIG_LIB_COMPILER_RT),y)
include compiler-rt/Make.defs
endif
include libgcc/Make.defs
AOBJS = $(addprefix $(BINDIR)$(DELIM), $(ASRCS:.S=$(OBJEXT)))
COBJS = $(addprefix $(BINDIR)$(DELIM), $(CSRCS:.c=$(OBJEXT)))
CXXOBJS = $(addprefix $(BINDIR)$(DELIM), $(CXXSRCS:.cxx=$(OBJEXT)))

24
libs/libbuiltin/libgcc/CMakeLists.txt Normal file
View file

@ -0,0 +1,24 @@
# ##############################################################################
# libs/libbuiltin/libgcc/CMakeLists.txt
#
# Licensed to the Apache Software Foundation (ASF) under one or more contributor
# license agreements. See the NOTICE file distributed with this work for
# additional information regarding copyright ownership. The ASF licenses this
# file to you under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.
#
# ##############################################################################
if(CONFIG_PROFILE_MINI)
nuttx_add_system_library(libgprof)
target_sources(libgprof PRIVATE profile.c)
endif()

28
libs/libbuiltin/libgcc/Make.defs Normal file
View file

@ -0,0 +1,28 @@
############################################################################
# libs/libbuiltin/libgcc/Make.defs
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership. The
# ASF licenses this file to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance with the
# License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
############################################################################
ifeq ($(CONFIG_PROFILE_MINI),y)
CSRCS += profile.c
DEPPATH += --dep-path libgcc
VPATH += :libgcc
endif

2
sched/instrument/profile_monitor.c → libs/libbuiltin/libgcc/profile.c
View file

@ -1,5 +1,5 @@
/****************************************************************************
* sched/instrument/profile_monitor.c
* libs/libbuiltin/libgcc/profile.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with

2
libs/libc/machine/arm/CMakeLists.txt
View file

@ -62,7 +62,7 @@ if(CONFIG_ARCH_SETJMP_H)
endif()
endif()
if(CONFIG_SCHED_GPROF)
if(CONFIG_PROFILE_MINI)
list(APPEND SRCS gnu/mcount.S)
endif()

2
libs/libc/machine/arm/Make.defs
View file

@ -60,7 +60,7 @@ ASRCS += arch_setjmp.S
endif
endif
ifeq ($(CONFIG_SCHED_GPROF),y)
ifeq ($(CONFIG_PROFILE_MINI),y)
ASRCS += mcount.S
endif

23
sched/Kconfig
View file

@ -1368,29 +1368,6 @@ config SCHED_GCOV_ALL
Enable gcov profiling for all code, it will instrument
all code, which will cause a large performance penalty for the code.
config SCHED_GPROF
bool "Enable gprof profiling"
default n
---help---
Enable gprof profiling support. This will cause the compiler to
generate additional code to support profiling. This will also
cause the linker to include the gmon.out file in the final
executable.
Add the "-pg" parameter to the Makefile when compiling to obtain
the function call graph of the specified module. If you do this,
please enable "CONFIG_FRAME_POINTER"
config SCHED_GPROF_ALL
bool "Enable gprof call graph for all modules"
depends on FRAME_POINTER
depends on SCHED_GPROF
default n
---help---
Enable gprof profiling for all code, it will instrument
all code, which will cause a large performance penalty for the code.
You can add the '-pg' parameter to the specified module in the
makefile to only analyze the content of the module.
endmenu
menu "Files and I/O"

4
sched/instrument/CMakeLists.txt
View file

@ -26,8 +26,4 @@ if(NOT "${CONFIG_SCHED_STACK_RECORD}" STREQUAL "0")
list(APPEND SRCS stack_monitor.c)
endif()
if(CONFIG_SCHED_GPROF)
list(APPEND SRCS profile_monitor.c)
endif()
target_sources(sched PRIVATE ${SRCS})

4
sched/instrument/Make.defs
View file

@ -26,10 +26,6 @@ ifneq ($(CONFIG_SCHED_STACK_RECORD),0)
CSRCS += stack_monitor.c
endif
ifeq ($(CONFIG_SCHED_GPROF),y)
CSRCS += profile_monitor.c
endif
# Include instrument build support
DEPPATH += --dep-path instrument