[OE-core] [PATCH] gcc-target: Enable fp arch extention when fpu is available
Khem Raj
raj.khem at gmail.com
Wed Jun 20 05:21:06 UTC 2018
This is especially needed when defaulting to hard-float ABI
Fixes errors e.g.
cc1: error: -mfloat-abi=hard: selected processor lacks an FPU
Fixes [YOCTO #12795]
Signed-off-by: Khem Raj <raj.khem at gmail.com>
Cc: Ross Burton <ross.burton at intel.com>
---
meta/recipes-devtools/gcc/gcc-target.inc | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/meta/recipes-devtools/gcc/gcc-target.inc b/meta/recipes-devtools/gcc/gcc-target.inc
index 56e4b95af4..92cad28b7a 100644
--- a/meta/recipes-devtools/gcc/gcc-target.inc
+++ b/meta/recipes-devtools/gcc/gcc-target.inc
@@ -14,9 +14,9 @@ EXTRA_OECONF_append_linuxstdbase = " --enable-clocale=gnu"
# 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.
-EXTRA_OECONF_append_armv6 = " --with-arch=armv6"
-EXTRA_OECONF_append_armv7a = " --with-arch=armv7-a"
-EXTRA_OECONF_append_armv7ve = " --with-arch=armv7ve"
+EXTRA_OECONF_append_armv6 = " --with-arch=armv6${@'+fp' if d.getVar('TARGET_FPU') == 'hard' else ''}"
+EXTRA_OECONF_append_armv7a = " --with-arch=armv7-a${@'+fp' if d.getVar('TARGET_FPU') == 'hard' else ''}"
+EXTRA_OECONF_append_armv7ve = " --with-arch=armv7ve${@'+fp' if d.getVar('TARGET_FPU') == 'hard' else ''}"
# 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
--
2.17.1
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