third_party/pigweed/repo/pw_toolchain/arm_clang/toolchains.gni

   1 # Copyright 2021 The Pigweed Authors
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License"); you may not
   4 # use this file except in compliance with the License. You may obtain a copy of
   5 # the License at
   6 #
   7 #     https://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  11 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  12 # License for the specific language governing permissions and limitations under
  13 # the License.
  14
  15 import("//build_overrides/pigweed.gni")
  16
  17 # Specifies the tools used by host Clang toolchains.
  18 _arm_clang_toolchain = {
  19   # Note: On macOS, there is no "llvm-ar", only "ar", which happens to be LLVM
  20   # ar. This should get updated for linux systems.
  21   ar = "ar"
  22   cc = "clang"
  23   cxx = "clang++"
  24
  25   link_whole_archive = true
  26 }
  27
  28 # Configs specific to different architectures.
  29 _cortex_m3 = [ "$dir_pw_toolchain/arm_clang:cortex_m3" ]
  30
  31 _cortex_m4 = [ "$dir_pw_toolchain/arm_clang:cortex_m4" ]
  32
  33 _cortex_m4f = [ "$dir_pw_toolchain/arm_clang:cortex_m4f" ]
  34
  35 # Describes ARM clang toolchains for specific targets.
  36 pw_toolchain_arm_clang = {
  37   cortex_m3_debug = {
  38     name = "arm_clang_cortex_m3_debug"
  39     forward_variables_from(_arm_clang_toolchain, "*")
  40     defaults = {
  41       default_configs = _cortex_m3 + [ "$dir_pw_build:optimize_debugging" ]
  42     }
  43   }
  44   cortex_m3_speed_optimized = {
  45     name = "arm_clang_cortex_m3_speed_optimized"
  46     forward_variables_from(_arm_clang_toolchain, "*")
  47     defaults = {
  48       default_configs = _cortex_m3 + [ "$dir_pw_build:optimize_speed" ]
  49     }
  50   }
  51   cortex_m3_size_optimized = {
  52     name = "arm_clang_cortex_m3_size_optimized"
  53     forward_variables_from(_arm_clang_toolchain, "*")
  54     defaults = {
  55       default_configs = _cortex_m3 + [ "$dir_pw_build:optimize_size" ]
  56     }
  57   }
  58   cortex_m4_debug = {
  59     name = "arm_clang_cortex_m4_debug"
  60     forward_variables_from(_arm_clang_toolchain, "*")
  61     defaults = {
  62       default_configs = _cortex_m4 + [ "$dir_pw_build:optimize_debugging" ]
  63     }
  64   }
  65   cortex_m4_speed_optimized = {
  66     name = "arm_clang_cortex_m4_speed_optimized"
  67     forward_variables_from(_arm_clang_toolchain, "*")
  68     defaults = {
  69       default_configs = _cortex_m4 + [ "$dir_pw_build:optimize_speed" ]
  70     }
  71   }
  72   cortex_m4_size_optimized = {
  73     name = "arm_clang_cortex_m4_size_optimized"
  74     forward_variables_from(_arm_clang_toolchain, "*")
  75     defaults = {
  76       default_configs = _cortex_m4 + [ "$dir_pw_build:optimize_size" ]
  77     }
  78   }
  79   cortex_m4f_debug = {
  80     name = "arm_clang_cortex_m4f_debug"
  81     forward_variables_from(_arm_clang_toolchain, "*")
  82     defaults = {
  83       default_configs = _cortex_m4f + [ "$dir_pw_build:optimize_debugging" ]
  84     }
  85   }
  86   cortex_m4f_speed_optimized = {
  87     name = "arm_clang_cortex_m4f_speed_optimized"
  88     forward_variables_from(_arm_clang_toolchain, "*")
  89     defaults = {
  90       default_configs = _cortex_m4f + [ "$dir_pw_build:optimize_speed" ]
  91     }
  92   }
  93   cortex_m4f_size_optimized = {
  94     name = "arm_clang_cortex_m4f_size_optimized"
  95     forward_variables_from(_arm_clang_toolchain, "*")
  96     defaults = {
  97       default_configs = _cortex_m4f + [ "$dir_pw_build:optimize_size" ]
  98     }
  99   }
 100 }
 101
 102 # This list just contains the members of the above scope for convenience to make
 103 # it trivial to generate all the toolchains in this file via a
 104 # `generate_toolchains` target.
 105 pw_toolchain_arm_clang_list = [
 106   pw_toolchain_arm_clang.cortex_m3_debug,
 107   pw_toolchain_arm_clang.cortex_m3_speed_optimized,
 108   pw_toolchain_arm_clang.cortex_m3_size_optimized,
 109   pw_toolchain_arm_clang.cortex_m4_debug,
 110   pw_toolchain_arm_clang.cortex_m4_speed_optimized,
 111   pw_toolchain_arm_clang.cortex_m4_size_optimized,
 112   pw_toolchain_arm_clang.cortex_m4f_debug,
 113   pw_toolchain_arm_clang.cortex_m4f_speed_optimized,
 114   pw_toolchain_arm_clang.cortex_m4f_size_optimized,
 115 ]