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* configure.ac: Use -no-integrated-as on arm with clang.

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* INSTALL: Mention ARM compilation with clang.
This commit is contained in:
Vladimir Serbinenko 2013-11-14 08:36:35 +01:00
parent 2416415c53
commit 2312f06c30
3 changed files with 9 additions and 2 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2013-11-14 Vladimir Serbinenko <phcoder@gmail.com>
* configure.ac: Use -no-integrated-as on arm with clang.
* INSTALL: Mention ARM compilation with clang.
2013-11-14 Vladimir Serbinenko <phcoder@gmail.com>
* conf/Makefile.common (CCASFLAGS_PLATFORM) [COND_arm]: Add

1
INSTALL
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@ -15,6 +15,7 @@ configuring the GRUB.
Note: older versions may work but support is limited
Note: clang 3.2 or later works for i386 and x86_64 targets but results in
much bigger binaries.
Note: clang 3.2 or later works for arm
Note: clang 3.4 or later works for powerpc
* GNU Make
* GNU Bison 2.3 or later

5
configure.ac
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@ -487,8 +487,9 @@ AC_CACHE_CHECK([if compiling with clang], [grub_cv_cc_target_clang]
]])],
[grub_cv_cc_target_clang=no], [grub_cv_cc_target_clang=yes])])
# clang doesn't support .code16
if test "x$grub_cv_cc_target_clang" = xyes && ( test "x$target_cpu" = xi386 || test "x$target_cpu" = xx86_64 ); then
# on x86 clang doesn't support .code16
# on arm clang doesn't support .arch directive
if test "x$grub_cv_cc_target_clang" = xyes && ( test "x$target_cpu" = xi386 || test "x$target_cpu" = xx86_64 || test "x$target_cpu" = xarm ); then
TARGET_CCASFLAGS="$TARGET_CCASFLAGS -no-integrated-as"
fi