commit 1ff7d797f3a7c8aae78ff59a3b02a71d2248cee0
author Gyorgy Szing <gyorgy.szing@arm.com> Wed Sep 18 13:40:05 2024 +0200
committer György Szing <gyorgy.szing@arm.com> Mon Sep 23 09:41:22 2024 +0200
tree f6fb1e7f634fba9d4698c61445425f72354fec79
parent 7728fad296ca86a9b5684c30b0b837b13ed22c6e

build: add DebugCoverage build type

Add a new build type to capture compiler flags settings needed for GCOV
based coverage measurement. This build type is only supported by
environments targeting Linux.
The aim is to allow extending coverage measurement to sub-builds
(especially libts).

Signed-off-by: Gyorgy Szing <gyorgy.szing@arm.com>
Change-Id: I1de619c0b96c1d2d519432458c3eac4aed947acf

environments/arm-linux/default_toolchain_file.cmake

diff --git a/environments/arm-linux/default_toolchain_file.cmake b/environments/arm-linux/default_toolchain_file.cmake
index 5869fa4..7e565dd 100644
--- a/environments/arm-linux/default_toolchain_file.cmake
+++ b/environments/arm-linux/default_toolchain_file.cmake
@@ -55,7 +55,7 @@
 endif()
 
 # Set flags affecting all build types supporting debugging.
-foreach(_b_type IN ITEMS DEBUG RELWITHDEBINFO MINSIZWITHDEBINFO)
+foreach(_b_type IN ITEMS DEBUG RELWITHDEBINFO MINSIZWITHDEBINFO DEBUGCOVERAGE)
 	string(APPEND CMAKE_C_FLAGS_${_b_type}_INIT " ${TS_DEBUG_INFO_FLAGS}")
 	string(APPEND CMAKE_CXX_FLAGS_${_b_type}_INIT " ${TS_DEBUG_INFO_FLAGS}")
 endforeach()
@@ -66,11 +66,13 @@
 string(APPEND CMAKE_C_FLAGS_MINSIZWITHDEBINFO_INIT " -Os")
 string(APPEND CMAKE_C_FLAGS_RELEASE_INIT " -O2")
 string(APPEND CMAKE_C_FLAGS_RELWITHDEBINFO_INIT " -O2")
+string(APPEND CMAKE_C_FLAGS_DEBUGCOVERAGE_INIT " -O0 -coverage")
 string(APPEND CMAKE_CXX_FLAGS_DEBUG_INIT " -O0")
 string(APPEND CMAKE_CXX_FLAGS_MINSIZEREL_INIT  " -Os")
 string(APPEND CMAKE_CXX_FLAGS_MINSIZWITHDEBINFO_INIT " -Os")
 string(APPEND CMAKE_CXX_FLAGS_RELEASE_INIT " -O2")
 string(APPEND CMAKE_CXX_FLAGS_RELWITHDEBINFO_INIT " -O2")
+string(APPEND CMAKE_CXX_FLAGS_DEBUGCOVERAGE_INIT " -O0 -coverage")
 
 include($ENV{TS_ROOT}/tools/cmake/compiler/GCC.cmake REQUIRED)
 include($ENV{TS_ROOT}/tools/cmake/compiler/config_iface.cmake REQUIRED)

environments/linux-pc/default_toolchain_file.cmake

diff --git a/environments/linux-pc/default_toolchain_file.cmake b/environments/linux-pc/default_toolchain_file.cmake
index 50ef184..2215d6b 100644
--- a/environments/linux-pc/default_toolchain_file.cmake
+++ b/environments/linux-pc/default_toolchain_file.cmake
@@ -25,7 +25,7 @@
 endif()
 
 # Set flags affecting all build types supporting debugging.
-foreach(_b_type IN ITEMS DEBUG RELWITHDEBINFO MINSIZWITHDEBINFO)
+foreach(_b_type IN ITEMS DEBUG RELWITHDEBINFO MINSIZWITHDEBINFO DEBUGCOVERAGE)
 	string(APPEND CMAKE_C_FLAGS_${_b_type}_INIT " ${TS_DEBUG_INFO_FLAGS}")
 	string(APPEND CMAKE_CXX_FLAGS_${_b_type}_INIT " ${TS_DEBUG_INFO_FLAGS}")
 endforeach()
@@ -36,11 +36,13 @@
 string(APPEND CMAKE_C_FLAGS_MINSIZWITHDEBINFO_INIT " -Os")
 string(APPEND CMAKE_C_FLAGS_RELEASE_INIT " -O2")
 string(APPEND CMAKE_C_FLAGS_RELWITHDEBINFO_INIT " -O2")
+string(APPEND CMAKE_C_FLAGS_DEBUGCOVERAGE_INIT " -O0 -coverage")
 string(APPEND CMAKE_CXX_FLAGS_DEBUG_INIT " -O0")
 string(APPEND CMAKE_CXX_FLAGS_MINSIZEREL_INIT  " -Os")
 string(APPEND CMAKE_CXX_FLAGS_MINSIZWITHDEBINFO_INIT " -Os")
 string(APPEND CMAKE_CXX_FLAGS_RELEASE_INIT " -O2")
 string(APPEND CMAKE_CXX_FLAGS_RELWITHDEBINFO_INIT " -O2")
+string(APPEND CMAKE_CXX_FLAGS_DEBUGCOVERAGE_INIT " -O0 -coverage")
 
 include($ENV{TS_ROOT}/tools/cmake/compiler/GCC.cmake REQUIRED)
 include($ENV{TS_ROOT}/tools/cmake/compiler/config_iface.cmake REQUIRED)