[Qemu-devel] [PATCH v2 05/43] configure: allow user to specify --cross-cc-cflags-foo=

["Alex Bennée" <alex.bennee@linaro.org>]

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>
---
 configure | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/configure b/configure
index 038fb9db7b..29af33716d 100755
--- a/configure
+++ b/configure
@@ -454,7 +454,10 @@ docker="no"
 
 # cross compilers defaults, can be overridden with --cross-cc-ARCH
 cross_cc_aarch64="aarch64-linux-gnu-gcc"
+cross_cc_aarch64_be="$cross_cc_aarch64"
+cross_cc_cflags_aarch64_be="-mbig-endian"
 cross_cc_arm="arm-linux-gnueabihf-gcc"
+cross_cc_cflags_armeb="-mbig-endian"
 cross_cc_powerpc="powerpc-linux-gnu-gcc"
 cross_cc_i386="i386-pc-linux-gnu-gcc"
 cross_cc_cflags_i386=""
@@ -493,6 +496,9 @@ for opt do
   ;;
   --cross-cc-*[!a-zA-Z0-9_0]=*) error_exit "Passed bad --cross-cc-FOO option"
   ;;
+  --cross-cc-cflags*) cc_arch=${opt#--cross-cc-flags}
+                      eval "cross_cc_cflags_${cc_arch}=\$optarg"
+  ;;
   --cross-cc-*) cc_arch=${opt#--cross-cc-}
                 eval "cross_cc_${cc_arch}=\$optarg"
   ;;
@@ -6827,6 +6833,7 @@ case "$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
@@ -6835,6 +6842,7 @@ 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)
   ;;
-- 
2.17.0