1#-------------------------------------------------------------------------------
2# Copyright (c) 2020-2022, Arm Limited and Contributors. All rights reserved.
3#
4# SPDX-License-Identifier: BSD-3-Clause
5#
6#-------------------------------------------------------------------------------
7
8# Since we append to default compilation flags stop multiple inclusion to avoid
9# flags being added multiple times.
10include_guard(GLOBAL)
11
12set(TS_DEBUG_INFO_FLAGS "-fdiagnostics-show-option -gdwarf-2" CACHE STRING "Compiler flags to add debug information.")
13set(TS_MANDATORY_AARCH_FLAGS "" CACHE STRING "Compiler flags configuring architecture specific ")
14set(TS_WARNING_FLAGS "-Wall -Werror" CACHE STRING "Compiler flags affecting generating warning messages.")
15set(TS_MANDATORY_LINKER_FLAGS "" CACHE STRING "Linker flags needed for correct builds.")
16
17# Set flags affecting all build types
18string(APPEND CMAKE_C_FLAGS_INIT " ${TS_MANDATORY_AARCH_FLAGS}")
19string(APPEND CMAKE_CXX_FLAGS_INIT " ${TS_MANDATORY_AARCH_FLAGS}")
20string(APPEND CMAKE_EXE_LINKER_FLAGS_INIT " ${TS_MANDATORY_LINKER_FLAGS}")
21if(DEFINED TS_ROOT)
22	# Flags not to be used with external components.
23	string(APPEND CMAKE_C_FLAGS_INIT " ${TS_WARNING_FLAGS}")
24	string(APPEND CMAKE_CXX_FLAGS_INIT " ${TS_WARNING_FLAGS}")
25endif()
26
27# Set flags affecting all build types supporting debugging.
28foreach(_b_type IN ITEMS DEBUG RELWITHDEBINFO MINSIZWITHDEBINFO DEBUGCOVERAGE)
29	string(APPEND CMAKE_C_FLAGS_${_b_type}_INIT " ${TS_DEBUG_INFO_FLAGS}")
30	string(APPEND CMAKE_CXX_FLAGS_${_b_type}_INIT " ${TS_DEBUG_INFO_FLAGS}")
31endforeach()
32
33# Build type specific flags
34string(APPEND CMAKE_C_FLAGS_DEBUG_INIT " -O0")
35string(APPEND CMAKE_C_FLAGS_MINSIZEREL_INIT  " -Os")
36string(APPEND CMAKE_C_FLAGS_MINSIZWITHDEBINFO_INIT " -Os")
37string(APPEND CMAKE_C_FLAGS_RELEASE_INIT " -O2")
38string(APPEND CMAKE_C_FLAGS_RELWITHDEBINFO_INIT " -O2")
39string(APPEND CMAKE_C_FLAGS_DEBUGCOVERAGE_INIT " -O0 -coverage")
40string(APPEND CMAKE_CXX_FLAGS_DEBUG_INIT " -O0")
41string(APPEND CMAKE_CXX_FLAGS_MINSIZEREL_INIT  " -Os")
42string(APPEND CMAKE_CXX_FLAGS_MINSIZWITHDEBINFO_INIT " -Os")
43string(APPEND CMAKE_CXX_FLAGS_RELEASE_INIT " -O2")
44string(APPEND CMAKE_CXX_FLAGS_RELWITHDEBINFO_INIT " -O2")
45string(APPEND CMAKE_CXX_FLAGS_DEBUGCOVERAGE_INIT " -O0 -coverage")
46
47include($ENV{TS_ROOT}/tools/cmake/compiler/GCC.cmake REQUIRED)
48include($ENV{TS_ROOT}/tools/cmake/compiler/config_iface.cmake REQUIRED)
49