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scripts: introduce float type as a string

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With the upcoming softfp support, the case..esac test would become
a bit convoluted if it were to test three different booleans.

Introduce a new blind string config option that defaults to the
selected floating point type used.

Signed-off-by: Michael Hope <michael.hope@linaro.org>
[yann.morin.1998@anciens.enib.fr: split the original patch]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
This commit is contained in:
Yann E. MORIN" 2011-10-19 15:27:32 +13:00 committed by Michael Hope
parent acf31bf885
commit 28e54116c3
3 changed files with 15 additions and 4 deletions
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5
config/target.in
View File

@ -296,6 +296,11 @@ config TARGET_LDFLAGS
Leave blank if you don't know better.
config ARCH_FLOAT
string
default "hard" if ARCH_FLOAT_HW
default "soft" if ARCH_FLOAT_SW
source "config.gen/arch.in.2"
endmenu

6
scripts/build/libc/glibc-eglibc.sh-common
View File

@ -132,9 +132,9 @@ do_libc_backend() {
*) extra_config+=("--disable-shared");;
esac
case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in
y,) extra_config+=("--with-fp");;
,y) extra_config+=("--without-fp");;
case "${CT_ARCH_FLOAT}" in
hard) extra_config+=("--with-fp");;
soft) extra_config+=("--without-fp");;
esac
if [ "${CT_LIBC_DISABLE_VERSIONING}" = "y" ]; then

8
scripts/functions
View File

@ -983,7 +983,13 @@ CT_DoBuildTargetTuple() {
[ "${CT_ARCH_CPU}" ] && { CT_ARCH_CPU_CFLAG="-mcpu=${CT_ARCH_CPU}"; CT_ARCH_WITH_CPU="--with-cpu=${CT_ARCH_CPU}"; }
[ "${CT_ARCH_TUNE}" ] && { CT_ARCH_TUNE_CFLAG="-mtune=${CT_ARCH_TUNE}"; CT_ARCH_WITH_TUNE="--with-tune=${CT_ARCH_TUNE}"; }
[ "${CT_ARCH_FPU}" ] && { CT_ARCH_FPU_CFLAG="-mfpu=${CT_ARCH_FPU}"; CT_ARCH_WITH_FPU="--with-fpu=${CT_ARCH_FPU}"; }
[ "${CT_ARCH_FLOAT_SW}" ] && { CT_ARCH_FLOAT_CFLAG="-msoft-float"; CT_ARCH_WITH_FLOAT="--with-float=soft"; }
case "${CT_ARCH_FLOAT}" in
soft)
CT_ARCH_FLOAT_CFLAG="-msoft-float"
CT_ARCH_WITH_FLOAT="--with-float=soft"
;;
esac
# Build the default kernel tuple part
CT_TARGET_KERNEL="${CT_KERNEL}"