2010-11-07 Robert Millan <rmh@gnu.org>

On mips-yeeloong, build with -march=loongson2f when this flag is
	available (GCC >= 4.4).
	* conf/Makefile.common [COND_mips_yeeloong] (CFLAGS_PLATFORM): Remove
	`-march=mips3'.
	* configure.ac: For mips-yeeloong, add -march=loongson2f if available,
	or otherwise add -march=mips3.
This commit is contained in:
Robert Millan 2010-11-07 16:29:10 +01:00
parent 86643a242f
commit d2bf06bf34
3 changed files with 27 additions and 1 deletions

View File

@ -1,3 +1,12 @@
2010-11-07 Robert Millan <rmh@gnu.org>
On mips-yeeloong, build with -march=loongson2f when this flag is
available (GCC >= 4.4).
* conf/Makefile.common [COND_mips_yeeloong] (CFLAGS_PLATFORM): Remove
`-march=mips3'.
* configure.ac: For mips-yeeloong, add -march=loongson2f if available,
or otherwise add -march=mips3.
2010-11-07 BVK Chaitanya <bvk.groups@gmail.com>
Suppress shell expansion on echo '*' and echo "*" like cases.

View File

@ -22,7 +22,7 @@ if COND_i386_ieee1275
CFLAGS_PLATFORM += -mrtd -mregparm=3
endif
if COND_mips_yeeloong
CFLAGS_PLATFORM += -march=mips3 -mexplicit-relocs
CFLAGS_PLATFORM += -mexplicit-relocs
CPPFLAGS_PLATFORM = -DUSE_ASCII_FAILBACK
CCASFLAGS_PLATFORM = -march=mips3
endif

View File

@ -401,6 +401,23 @@ if test "x$grub_cv_cc_fno_dwarf2_cfi_asm" = xyes; then
TARGET_CFLAGS="$TARGET_CFLAGS -fno-dwarf2-cfi-asm"
fi
if test "${target_cpu}-${platform}" = mips-yeeloong; then
AC_CACHE_CHECK([whether -march=loongson2f works], [grub_cv_cc_march_loongson2f], [
SAVE_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -march=loongson2f"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
[grub_cv_cc_march_loongson2f=yes],
[grub_cv_cc_march_loongson2f=no])
CFLAGS="$SAVE_CFLAGS"
])
if test "x$grub_cv_cc_march_loongson2f" = xyes; then
TARGET_CFLAGS="$TARGET_CFLAGS -march=loongson2f"
else
TARGET_CFLAGS="$TARGET_CFLAGS -march=mips3"
fi
fi
grub_apple_target_cc
if test x$grub_cv_apple_target_cc = xyes ; then
TARGET_CPPFLAGS="$TARGET_CPPFLAGS -DAPPLE_CC=1"