diff options
Diffstat (limited to 'poky/meta/recipes-devtools/gcc/gcc-target.inc')
| -rw-r--r-- | poky/meta/recipes-devtools/gcc/gcc-target.inc | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/poky/meta/recipes-devtools/gcc/gcc-target.inc b/poky/meta/recipes-devtools/gcc/gcc-target.inc index b6e31f5d9..bc2236fed 100644 --- a/poky/meta/recipes-devtools/gcc/gcc-target.inc +++ b/poky/meta/recipes-devtools/gcc/gcc-target.inc @@ -9,13 +9,17 @@ EXTRA_OECONF_PATHS = "\ EXTRA_OECONF_append_linuxstdbase = " --enable-clocale=gnu" -# ARMv6+ adds atomic instructions that affect the ABI in libraries built -# with TUNE_CCARGS in gcc-runtime. Make the compiler default to a -# compatible architecture. armv6 and armv7a cover the minimum tune -# features used in OE. -EXTRA_OECONF_append_armv6 = " --with-arch=armv6" -EXTRA_OECONF_append_armv7a = " --with-arch=armv7-a" -EXTRA_OECONF_append_armv7ve = " --with-arch=armv7-a" +# Configure gcc running on the target to default to an architecture which will +# be compatible with that of gcc-runtime (which is cross compiled to be target +# specific). For example, for ARM, ARMv6+ adds atomic instructions that may +# affect the ABI in the gcc-runtime libs. Since we can't rely on gcc on the +# target to always be passed -march etc, its built-in default needs to be safe. + +ARMFPARCHEXT ?= "" + +EXTRA_OECONF_append_armv6 = " --with-arch=armv6${ARMFPARCHEXT}" +EXTRA_OECONF_append_armv7a = " --with-arch=armv7-a${ARMFPARCHEXT}" +EXTRA_OECONF_append_armv7ve = " --with-arch=armv7ve${ARMFPARCHEXT}" # libcc1 requres gcc_cv_objdump when cross build, but gcc_cv_objdump is # set in subdir gcc, so subdir libcc1 can't use it, export it here to |
