Switch to a new cortex-m4 compiler
This one is newer, so it supports a newer C++ standard. It's also
hermetic.
Also add a variant for building for some Kinetis-K chips with less RAM
that are used on fet12v2.
Change-Id: I9e50b6aae498e0c35acfedb846b3ada619a0e630
diff --git a/tools/cpp/CROSSTOOL b/tools/cpp/CROSSTOOL
index 9306652..0b1223e 100644
--- a/tools/cpp/CROSSTOOL
+++ b/tools/cpp/CROSSTOOL
@@ -23,6 +23,10 @@
cpu: "cortex-m4f"
toolchain_identifier: "cortex-m4f"
}
+default_toolchain {
+ cpu: "cortex-m4f-k22"
+ toolchain_identifier: "cortex-m4f-k22"
+}
toolchain {
toolchain_identifier: "stub_armeabi-v7a"
host_system_name: "armeabi-v7a"
@@ -817,47 +821,47 @@
abi_libc_version: "cortex-m4f"
tool_path {
name: "ar"
- path: "/usr/bin/arm-none-eabi-ar"
+ path: "gcc_arm_none_eabi/arm-none-eabi-ar"
}
tool_path {
name: "compat-ld"
- path: "/usr/bin/arm-none-eabi-ld"
+ path: "gcc_arm_none_eabi/arm-none-eabi-ld"
}
tool_path {
name: "cpp"
- path: "/usr/bin/arm-none-eabi-cpp"
+ path: "gcc_arm_none_eabi/arm-none-eabi-cpp"
}
tool_path {
name: "dwp"
- path: "/usr/bin/arm-none-eabi-dwp"
+ path: "gcc_arm_none_eabi/arm-none-eabi-dwp"
}
tool_path {
name: "gcc"
- path: "/usr/bin/arm-none-eabi-gcc"
+ path: "gcc_arm_none_eabi/arm-none-eabi-gcc"
}
tool_path {
name: "gcov"
- path: "/usr/bin/arm-none-eabi-gcov"
+ path: "gcc_arm_none_eabi/arm-none-eabi-gcov"
}
tool_path {
name: "ld"
- path: "/usr/bin/arm-none-eabi-ld"
+ path: "gcc_arm_none_eabi/arm-none-eabi-ld"
}
tool_path {
name: "nm"
- path: "/usr/bin/arm-none-eabi-nm"
+ path: "gcc_arm_none_eabi/arm-none-eabi-nm"
}
tool_path {
name: "objcopy"
- path: "/usr/bin/arm-none-eabi-objcopy"
+ path: "gcc_arm_none_eabi/arm-none-eabi-objcopy"
}
tool_path {
name: "objdump"
- path: "/usr/bin/arm-none-eabi-objdump"
+ path: "gcc_arm_none_eabi/arm-none-eabi-objdump"
}
tool_path {
name: "strip"
- path: "/usr/bin/arm-none-eabi-strip"
+ path: "gcc_arm_none_eabi/arm-none-eabi-strip"
}
supports_gold_linker: false
supports_thin_archives: false
@@ -887,6 +891,8 @@
compiler_flag: "-Wformat=2"
compiler_flag: "-Werror"
compiler_flag: "-Wstrict-aliasing=2"
+ compiler_flag: "-Wno-misleading-indentation"
+ compiler_flag: "-Wno-int-in-bool-context"
compiler_flag: "-Wdouble-promotion"
compiler_flag: "-pipe"
compiler_flag: "-g"
@@ -901,10 +907,10 @@
linker_flag: "-fno-strict-aliasing"
linker_flag: "--specs=nano.specs"
linker_flag: "-lgcc"
- linker_flag: "-lstdc++"
+ linker_flag: "-lstdc++_nano"
linker_flag: "-lm"
- linker_flag: "-lc"
- linker_flag: "-Tmotors/core/mk64fx512.ld"
+ linker_flag: "-lc_nano"
+ linker_flag: "-Tmotors/core/kinetis_192k.ld"
objcopy_embed_flag: "-I"
objcopy_embed_flag: "binary"
compilation_mode_flags {
@@ -974,7 +980,209 @@
action: "c++-header-preprocessing"
action: "c++-module-compile"
flag_group {
- flag: "--std=gnu++11"
+ flag: "--std=gnu++1y"
+ flag: "-fno-exceptions"
+ flag: "-fno-rtti"
+ }
+ }
+ }
+ feature {
+ name: "include_paths"
+ flag_set {
+ action: "preprocess-assemble"
+ action: "c-compile"
+ action: "c++-compile"
+ action: "c++-header-parsing"
+ action: "c++-header-preprocessing"
+ action: "c++-module-compile"
+ flag_group {
+ flag: "-iquote"
+ flag: "%{quote_include_paths}"
+ iterate_over: "quote_include_paths"
+ }
+ flag_group {
+ flag: "-I%{include_paths}"
+ iterate_over: "include_paths"
+ }
+ flag_group {
+ flag: "-I"
+ flag: "%{system_include_paths}"
+ iterate_over: "system_include_paths"
+ }
+ }
+ }
+}
+toolchain {
+ toolchain_identifier: "cortex-m4f-k22"
+ host_system_name: "local"
+ target_system_name: "cortex-m4f-k22"
+ target_cpu: "cortex-m4f-k22"
+ target_libc: "cortex-m4f-k22"
+ compiler: "gcc"
+ abi_version: "cortex-m4f-k22"
+ abi_libc_version: "cortex-m4f-k22"
+ tool_path {
+ name: "ar"
+ path: "gcc_arm_none_eabi/arm-none-eabi-ar"
+ }
+ tool_path {
+ name: "compat-ld"
+ path: "gcc_arm_none_eabi/arm-none-eabi-ld"
+ }
+ tool_path {
+ name: "cpp"
+ path: "gcc_arm_none_eabi/arm-none-eabi-cpp"
+ }
+ tool_path {
+ name: "dwp"
+ path: "gcc_arm_none_eabi/arm-none-eabi-dwp"
+ }
+ tool_path {
+ name: "gcc"
+ path: "gcc_arm_none_eabi/arm-none-eabi-gcc"
+ }
+ tool_path {
+ name: "gcov"
+ path: "gcc_arm_none_eabi/arm-none-eabi-gcov"
+ }
+ tool_path {
+ name: "ld"
+ path: "gcc_arm_none_eabi/arm-none-eabi-ld"
+ }
+ tool_path {
+ name: "nm"
+ path: "gcc_arm_none_eabi/arm-none-eabi-nm"
+ }
+ tool_path {
+ name: "objcopy"
+ path: "gcc_arm_none_eabi/arm-none-eabi-objcopy"
+ }
+ tool_path {
+ name: "objdump"
+ path: "gcc_arm_none_eabi/arm-none-eabi-objdump"
+ }
+ tool_path {
+ name: "strip"
+ path: "gcc_arm_none_eabi/arm-none-eabi-strip"
+ }
+ supports_gold_linker: false
+ supports_thin_archives: false
+ needsPic: false
+ compiler_flag: "-D__STDC_FORMAT_MACROS"
+ compiler_flag: "-D__STDC_CONSTANT_MACROS"
+ compiler_flag: "-D__STDC_LIMIT_MACROS"
+ compiler_flag: "-D__MK22FX512__"
+ compiler_flag: "-DF_CPU=120000000"
+ compiler_flag: "-Wl,--gc-sections"
+ compiler_flag: "-D__have_long32"
+ compiler_flag: "-fstack-protector"
+ compiler_flag: "-mcpu=cortex-m4"
+ compiler_flag: "-mfpu=fpv4-sp-d16"
+ compiler_flag: "-mthumb"
+ compiler_flag: "-mfloat-abi=hard"
+ compiler_flag: "-fno-strict-aliasing"
+ compiler_flag: "-fmessage-length=80"
+ compiler_flag: "-fmax-errors=20"
+ compiler_flag: "-Wall"
+ compiler_flag: "-Wextra"
+ compiler_flag: "-Wpointer-arith"
+ compiler_flag: "-Wcast-qual"
+ compiler_flag: "-Wwrite-strings"
+ compiler_flag: "-Wtype-limits"
+ compiler_flag: "-Wsign-compare"
+ compiler_flag: "-Wformat=2"
+ compiler_flag: "-Werror"
+ compiler_flag: "-Wstrict-aliasing=2"
+ compiler_flag: "-Wno-misleading-indentation"
+ compiler_flag: "-Wno-int-in-bool-context"
+ compiler_flag: "-Wdouble-promotion"
+ compiler_flag: "-pipe"
+ compiler_flag: "-g"
+ compiler_flag: "-fno-common"
+ compiler_flag: "-ffreestanding"
+ compiler_flag: "-fbuiltin"
+ linker_flag: "-no-canonical-prefixes"
+ linker_flag: "-mcpu=cortex-m4"
+ linker_flag: "-mfpu=fpv4-sp-d16"
+ linker_flag: "-mthumb"
+ linker_flag: "-mfloat-abi=hard"
+ linker_flag: "-fno-strict-aliasing"
+ linker_flag: "--specs=nano.specs"
+ linker_flag: "-lgcc"
+ linker_flag: "-lstdc++_nano"
+ linker_flag: "-lm"
+ linker_flag: "-lc_nano"
+ linker_flag: "-Tmotors/core/kinetis_128k.ld"
+ objcopy_embed_flag: "-I"
+ objcopy_embed_flag: "binary"
+ compilation_mode_flags {
+ mode: OPT
+ compiler_flag: "-O2"
+ compiler_flag: "-finline-functions"
+ compiler_flag: "-ffast-math"
+ compiler_flag: "-funroll-loops"
+ compiler_flag: "-DNDEBUG"
+ compiler_flag: "-ffunction-sections"
+ linker_flag: "-Wl,--gc-sections"
+ }
+ linking_mode_flags {
+ mode: FULLY_STATIC
+ }
+ cxx_builtin_include_directory: "/usr/lib/gcc/arm-none-eabi/4.8/include"
+ cxx_builtin_include_directory: "/usr/lib/gcc/arm-none-eabi/4.8/include-fixed"
+ cxx_builtin_include_directory: "/usr/lib/arm-none-eabi/include"
+ cxx_builtin_include_directory: "/usr/include/newlib"
+ builtin_sysroot: ""
+ unfiltered_cxx_flag: "-no-canonical-prefixes"
+ unfiltered_cxx_flag: "-Wno-builtin-macro-redefined"
+ unfiltered_cxx_flag: "-D__DATE__=\"redacted\""
+ unfiltered_cxx_flag: "-D__TIMESTAMP__=\"redacted\""
+ unfiltered_cxx_flag: "-D__TIME__=\"redacted\""
+ supports_normalizing_ar: false
+ supports_start_end_lib: false
+ supports_interface_shared_objects: false
+ supports_incremental_linker: false
+ supports_fission: false
+ feature {
+ name: "dbg"
+ flag_set {
+ action: "preprocess-assemble"
+ action: "c-compile"
+ action: "c++-compile"
+ action: "c++-header-parsing"
+ action: "c++-header-preprocessing"
+ action: "c++-module-compile"
+ flag_group {
+ flag: "-fno-omit-frame-pointer"
+ }
+ }
+ implies: "all_modes"
+ }
+ feature {
+ name: "opt"
+ implies: "all_modes"
+ }
+ feature {
+ name: "fastbuild"
+ implies: "all_modes"
+ }
+ feature {
+ name: "all_modes"
+ flag_set {
+ action: "preprocess-assemble"
+ action: "assemble"
+ action: "c-compile"
+ flag_group {
+ flag: "--std=gnu99"
+ }
+ }
+ flag_set {
+ action: "c++-compile"
+ action: "c++-header-parsing"
+ action: "c++-header-preprocessing"
+ action: "c++-module-compile"
+ flag_group {
+ flag: "--std=gnu++1y"
flag: "-fno-exceptions"
flag: "-fno-rtti"
}