tcmode-external.inc 6.3 KB

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  1. # Configuration to use external Sourcery G++ toolchain
  2. EXTERNAL_TOOLCHAIN ?= "UNDEFINED"
  3. EXTERNAL_TARGET_SYS ??= "${TARGET_ARCH}-${TARGET_OS}"
  4. EXTERNAL_TOOLCHAIN_BIN ??= "${EXTERNAL_TOOLCHAIN}/bin"
  5. # External toolchain features.
  6. #
  7. # locale-utf8-is-default: assume en_US is utf8, not en_US.UTF-8, as is the
  8. # case for OE.
  9. EXTERNAL_TOOLCHAIN_FEATURES ?= ""
  10. python () {
  11. oe.utils.features_backfill("EXTERNAL_TOOLCHAIN_FEATURES", d)
  12. }
  13. # Prefer our recipes which extract files from the external toolchain
  14. PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}gcc ?= "gcc-external-cross-${TARGET_ARCH}"
  15. PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}gcc-intermediate ?= "gcc-external-cross-${TARGET_ARCH}"
  16. PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}g++ ?= "gcc-external-cross-${TARGET_ARCH}"
  17. PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}binutils ?= "binutils-external-cross-${TARGET_ARCH}"
  18. PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}compilerlibs ?= "gcc-runtime-external"
  19. PREFERRED_PROVIDER_gcc-runtime = "gcc-runtime-external"
  20. PREFERRED_PROVIDER_gcc-sanitizers ?= "gcc-sanitizers-external"
  21. PREFERRED_PROVIDER_libgcc-initial = "libgcc-external"
  22. PREFERRED_PROVIDER_libnsl2 = "libnsl2-external"
  23. PREFERRED_PROVIDER_libtirpc = "libtirpc-external"
  24. PREFERRED_PROVIDER_libgfortran = "libgfortran-external"
  25. PREFERRED_PROVIDER_glibc ?= "glibc-external"
  26. PREFERRED_PROVIDER_virtual/libc ?= "glibc-external"
  27. PREFERRED_PROVIDER_virtual/libintl ?= "glibc-external"
  28. PREFERRED_PROVIDER_virtual/libiconv ?= "glibc-external"
  29. PREFERRED_PROVIDER_virtual/crypt ?= "libxcrypt-external"
  30. PREFERRED_PROVIDER_gdb-cross-${TARGET_ARCH} ?= "gdb-external-cross-${TARGET_ARCH}"
  31. PREFERRED_PROVIDER_oprofile ??= "oprofile"
  32. # Work around bug where the implicitly created mlprefix preference isn't being
  33. # obeyed for the runtime package installation.
  34. PREFERRED_PROVIDER_${MLPREFIX}gdbserver ?= "${MLPREFIX}gdb"
  35. PREFERRED_PROVIDER_gcc-cross-canadian-${TRANSLATED_TARGET_ARCH} ??= "gcc-external-cross-canadian-${TRANSLATED_TARGET_ARCH}"
  36. PREFERRED_PROVIDER_binutils-cross-canadian-${TRANSLATED_TARGET_ARCH} ??= "binutils-external-cross-canadian-${TRANSLATED_TARGET_ARCH}"
  37. PREFERRED_PROVIDER_gdb-cross-canadian-${TRANSLATED_TARGET_ARCH} ??= "gdb-external-cross-canadian-${TRANSLATED_TARGET_ARCH}"
  38. # This is defined in default-providers.inc, which is parsed before the tcmode,
  39. # so we can't use ?=
  40. PREFERRED_PROVIDER_libgcc = "libgcc-external"
  41. # Pass --no-sysroot-suffix when using an external toolchain with the SDK
  42. TOOLCHAIN_TARGET_TASK_append = " sdk-env-external-toolchain"
  43. # Sanity check the toolchain configuration and toolchain
  44. INHERIT += "sanity-external-toolchain"
  45. # Pull in our utility functions for use elsewhere
  46. INHERIT += "external-common"
  47. # Ensure that we don't pull in any internal toolchain recipes
  48. INHERIT += "blacklist blacklist_dynamic"
  49. PNBLACKLIST[uclibc] = "not building with an external toolchain"
  50. PNBLACKLIST[glibc] = "not building with an external toolchain"
  51. PNBLACKLIST[glibc-intermediate] = "not building with an external toolchain"
  52. PNBLACKLIST[gcc-runtime] = "not building with an external toolchain"
  53. PNBLACKLIST[gcc-sanitizers] = "not building with an external toolchain"
  54. PNBLACKLIST[gcc-source] = "not building with an external toolchain"
  55. PNBLACKLIST[libgcc-initial] = "not building with an external toolchain"
  56. PNBLACKLIST[libgcc] = "not building with an external toolchain"
  57. PNBLACKLIST[libgfortran] = "not building with an external toolchain"
  58. PNBLACKLIST_DYNAMIC += "\
  59. ${MLPREFIX}gcc-cross-${TARGET_ARCH} \
  60. \
  61. binutils-cross-canadian-${TRANSLATED_TARGET_ARCH} \
  62. gcc-cross-canadian-${TRANSLATED_TARGET_ARCH} \
  63. gdb-cross-canadian-${TRANSLATED_TARGET_ARCH} \
  64. \
  65. gcc-source-${@'${GCCVERSION}'.replace('%', '')} \
  66. "
  67. # We need our -cross recipes to rebuild when the external toolchain changes,
  68. # to recreate the links / wrapper scripts
  69. BB_HASHBASE_WHITELIST_remove = "EXTERNAL_TOOLCHAIN"
  70. # For a toolchain built with multilibs, we don't want any suffix implicitly
  71. # added to the oe sysroot path, as those dirs will not exist.
  72. # TOOLCHAIN_OPTIONS would seem more appropriate, but that gets added to LD as
  73. # well, and --no-sysroot-suffix only works for gcc, not binutils.
  74. HOST_CC_ARCH += "--no-sysroot-suffix"
  75. # Certain recipes call ld directly, so ensure the correct emulation is used,
  76. # particularly for multilib toolchains, since we can't rely on the default
  77. LDEMULATION = ""
  78. LDEMULATION_ENDIAN = "${@'bt' if 'bigendian' in '${TUNE_FEATURES}'.split() else 'lt'}"
  79. LDEMULATION_BITS = "${@'64' if 'n64' in '${TUNE_FEATURES}'.split() else '32'}"
  80. LDEMULATION_mips64 = "elf${LDEMULATION_BITS}${LDEMULATION_ENDIAN}smip${@bb.utils.contains('TUNE_FEATURES', 'n32', 'n32', '', d)}"
  81. LDEMULATION_x86-64 = "elf_${TARGET_ARCH}"
  82. LDEMULATION_x86-64_linux-gnux32 = "elf32_${TARGET_ARCH}"
  83. TUNE_LDARGS += "${@'-m ${LDEMULATION}' if '${LDEMULATION}' else ''}"
  84. # Additional search path for compiler component programs, to let us rebuild
  85. # binutils if necessary.
  86. gcc_bindir = "${STAGING_BINDIR_TOOLCHAIN}/gcc"
  87. TUNE_CCARGS .= "${@' -B${gcc_bindir}' if d.getVar('PREFERRED_PROVIDER_virtual/${TARGET_PREFIX}binutils') != 'binutils-external-cross-${TARGET_ARCH}' else ''}"
  88. TCMODEOVERRIDES = "tcmode-external"
  89. TCMODEOVERRIDES_append = ":tcmode-${TCMODE}"
  90. OVERRIDES =. "${TCMODEOVERRIDES}:"
  91. python toolchain_metadata_setup () {
  92. # The external toolchain may not have been built with the yocto preferred
  93. # gnu hash setting, so ensure that the corresponding sanity check is a
  94. # warning, not an error.
  95. error_qa = (d.getVar('ERROR_QA', True) or '').split()
  96. if 'ldflags' in error_qa:
  97. error_qa.remove('ldflags')
  98. d.setVar('ERROR_QA', ' '.join(error_qa))
  99. d.appendVar('WARN_QA', ' ldflags')
  100. }
  101. toolchain_metadata_setup[eventmask] = "bb.event.ConfigParsed"
  102. addhandler toolchain_metadata_setup
  103. GCCVERSION ?= "${@'.'.join('${GCC_VERSION}'.split('.')[:2])}%"
  104. GCC_VERSION = "${@external_run(d, 'gcc', '-dumpversion').rstrip()}"
  105. GCC_VERSION_allarch = ""
  106. GCC_VERSION[vardepvalue] = "${GCC_VERSION}"
  107. # macro-prefix-map was introduced in gcc 8
  108. REMOVE_MACRO_PREFIX_MAP = "-fmacro-prefix-map=${WORKDIR}=/usr/src/debug/${PN}/${EXTENDPE}${PV}-${PR}"
  109. DEBUG_PREFIX_MAP_remove_class-target = "${@'${REMOVE_MACRO_PREFIX_MAP}' if '${GCC_VERSION}' not in ['', 'UNKNOWN'] and [int(v) for v in '${GCC_VERSION}'.split('.')] < [8,0] else ''}"
  110. BUILDCFG_VARS += "EXTERNAL_TOOLCHAIN EXTERNAL_TARGET_SYS GCC_VERSION"