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configure: allow user to specify --cross-cc-cflags-foo=

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As an individual compiler may be able to support several targets with
the appropriate flags we need to expose this to the user as well.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Alex Bennée 2018-04-13 11:07:58 +01:00
parent 716a507cc0
commit d422b2bc23
1 changed files with 10 additions and 0 deletions
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10
configure vendored
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@ -459,10 +459,14 @@ docker="no"
# cross compilers defaults, can be overridden with --cross-cc-ARCH
cross_cc_aarch64="aarch64-linux-gnu-gcc"
cross_cc_aarch64_be="$cross_cc_aarch64"
cross_cc_cflags_aarch64_be="-mbig-endian"
cross_cc_arm="arm-linux-gnueabihf-gcc"
cross_cc_cflags_armeb="-mbig-endian"
cross_cc_i386="i386-pc-linux-gnu-gcc"
cross_cc_cflags_i386=""
cross_cc_powerpc="powerpc-linux-gnu-gcc"
cross_cc_powerpc="powerpc-linux-gnu-gcc"
enabled_cross_compilers=""
@ -498,6 +502,9 @@ for opt do
;;
--cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
;;
--cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
eval "cross_cc_cflags_${cc_arch}=\$optarg"
;;
--cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
eval "cross_cc_${cc_arch}=\$optarg"
;;
@ -1527,6 +1534,7 @@ Advanced options (experts only):
--extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
--extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
--cross-cc-ARCH=CC use compiler when building ARCH guest test cases
--cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
--make=MAKE use specified make [$make]
--install=INSTALL use specified install [$install]
--python=PYTHON use specified python [$python]
@ -6883,6 +6891,7 @@ case "$target_name" in
mttcg="yes"
gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
target_compiler=$cross_cc_arm
eval "target_compiler_cflags=\$cross_cc_cflags_${target_name}"
;;
aarch64|aarch64_be)
TARGET_ARCH=aarch64
@ -6891,6 +6900,7 @@ case "$target_name" in
mttcg="yes"
gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
target_compiler=$cross_cc_aarch64
eval "target_compiler_cflags=\$cross_cc_cflags_${target_name}"
;;
cris)
target_compiler=$cross_cc_cris