On Tue, Apr 26, 2011 at 6:05 AM, H.J. Lu <hjl.to...@gmail.com> wrote: > On Thu, Mar 31, 2011 at 7:57 AM, H.J. Lu <hjl.to...@gmail.com> wrote: >> On Mon, Mar 21, 2011 at 11:40 AM, H.J. Lu <hjl.to...@gmail.com> wrote: >>> On Mon, Mar 14, 2011 at 12:28 PM, H.J. Lu <hjl.to...@gmail.com> wrote: >>>> On Thu, Jan 27, 2011 at 2:40 AM, Richard Guenther >>>> <richard.guent...@gmail.com> wrote: >>>>> On Thu, Jan 27, 2011 at 12:12 AM, H.J. Lu <hongjiu...@intel.com> wrote: >>>>>> On Tue, Dec 14, 2010 at 05:20:48PM -0800, H.J. Lu wrote: >>>>>>> This patch uses .init_array/.fini_array sections instead of >>>>>>> .ctors/.dtors sections if mixing .init_array/.fini_array and >>>>>>> .ctors/.dtors sections with init_priority works. >>>>>>> >>>>>>> It removes .ctors/.ctors sections from executables and DSOes, which will >>>>>>> remove one function call at startup time from each executable and DSO. >>>>>>> It should reduce image size and improve system startup time. >>>>>>> >>>>>>> If a platform with a working .init_array/.fini_array support needs a >>>>>>> different .init_array/.fini_array implementation, it can set >>>>>>> use_initfini_array to no. >>>>>>> >>>>>>> Since .init_array/.fini_array is a target feature. >>>>>>> --enable-initfini-array >>>>>>> is default to no unless the native run-time test is passed. >>>>>>> >>>>>>> To pass the native run-time test, a linker with SORT_BY_INIT_PRIORITY >>>>>>> support is required. The binutils patch is available at >>>>>>> >>>>>>> http://sourceware.org/ml/binutils/2010-12/msg00466.html >>>>>> >>>>>> Linker patch has been checked in. >>>>>> >>>>>>> >>>>>>> This patch passed 32bit/64bit regression test on Linux/x86-64. Any >>>>>>> comments? >>>>>>> >>>>>> >>>>>> This updated patch fixes build on Linux/ia64 and should work on others. >>>>>> Any comments? >>>>> >>>>> Yes. This is stage1 material. >>>>> >>>> >>>> Here is the updated patch. OK for trunk? >>>> >>>> Thanks. >>>> >>>> >>>> -- >>>> H.J. >>>> ---- >>>> 2011-03-14 H.J. Lu <hongjiu...@intel.com> >>>> >>>> PR target/46770 >>>> * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Removed. >>>> >>>> * config.gcc (use_initfini_array): New variable. >>>> Use initfini-array.o if supported. >>>> >>>> * crtstuff.c: Don't generate .ctors nor .dtors sections if >>>> NO_CTORS_DTORS_SECTIONS is defined. >>>> >>>> * configure.ac: Remove gcc_AC_INITFINI_ARRAY. Add >>>> --enable-initfini-array and check if .init_array can be used with >>>> .ctors. >>>> >>>> * configure: Regenerated. >>>> >>>> * config/initfini-array.c: New. >>>> * config/initfini-array.h: Likewise. >>>> * config/t-initfini-array: Likewise. >>>> >>>> * config/arm/arm.c (arm_asm_init_sections): Call >>>> elf_initfini_array_init_sections if NO_CTORS_DTORS_SECTIONS >>>> is defined. >>>> * config/avr/avr.c (avr_asm_init_sections): Likewise. >>>> * config/ia64/ia64.c (ia64_asm_init_sections): Likewise. >>>> * config/mep/mep.c (mep_asm_init_sections): Likewise. >>>> * config/microblaze/microblaze.c (microblaze_elf_asm_init_sections): >>>> Likewise. >>>> * config/rs6000/rs6000.c (rs6000_elf_asm_init_sections): Likewise. >>>> * config/stormy16/stormy16.c (xstormy16_asm_init_sections): >>>> Likewise. >>>> * config/v850/v850.c (v850_asm_init_sections): Likewise. >>>> >>> >>> PING: >>> >>> http://gcc.gnu.org/ml/gcc-patches/2011-03/msg00760.html >>> >> >> Any comments? Any objections? >> > > Here is the patch updated for the current trunk. OK for trunk? >
PING,. -- H.J.
