mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-13 06:40:09 +00:00
9b51f431a8
* sysdeps/powerpc/fprsave.S: New file. * sysdeps/powerpc/fprrest.S: New file. * sysdeps/powerpc/Makefile [$(subdir)=misc] (sysdep_routines): Add fprsave and fprrest.
47 lines
1.2 KiB
Makefile
47 lines
1.2 KiB
Makefile
# We always want to use the new mnemonic syntax even if we are on a RS6000
|
|
# machine.
|
|
+cflags += -mnew-mnemonics -Wa,-mppc -mpowerpc
|
|
asm-CPPFLAGS += -Wa,-mppc
|
|
|
|
ifeq ($(subdir),math)
|
|
libm-support += fenv_const fe_nomask
|
|
endif
|
|
|
|
ifeq ($(subdir),gmon)
|
|
sysdep_routines += ppc-mcount
|
|
endif
|
|
|
|
ifeq ($(subdir),misc)
|
|
sysdep_routines += gprsave0 gprrest0 gprsave1 gprrest1 fprsave fprrest
|
|
endif
|
|
|
|
# On PPC, -fpic works until the GOT contains 2^15 bytes, and possibly
|
|
# more depending on how clever the linker is. Each GOT entry takes 4 bytes,
|
|
# so that's at least 8192 entries. Since libc only uses about 2000 entries,
|
|
# we want to use -fpic, because this generates fewer relocs.
|
|
ifeq (yes,$(build-shared))
|
|
pic-ccflag = -fpic
|
|
endif
|
|
|
|
ifeq ($(subdir),csu)
|
|
ifneq ($(elf),no)
|
|
# The initfini generation code doesn't work in the presence of -fPIC, so
|
|
# we use -fpic instead which is much better.
|
|
CFLAGS-initfini.s = -g0 -fpic
|
|
|
|
# There is no benefit to using sdata for these objects, and the user
|
|
# of the library should be able to control what goes into sdata.
|
|
CFLAGS-init.o = -G0
|
|
CFLAGS-gmon-start.o = -G0
|
|
endif
|
|
endif
|
|
|
|
ifeq ($(subdir),string)
|
|
CFLAGS-memcmp.c += -Wno-uninitialized
|
|
endif
|
|
|
|
ifeq ($(subdir),elf)
|
|
dl-routines += dl-machine
|
|
rtld-routines += dl-machine dl-start
|
|
endif
|