I think I've seen this assert fail myself before, a long time ago... While this is probably a BFD bug of some sort, do you happen to have assembly code source files among the .o objects? Could you try adding ".eabi_attribute 27, 3" to the asm files and see if it links?
On 2011/4/28 06:06 PM, Barry Song wrote: > Hi Andrew, > > 2011/4/28 Andrew Stubbs <andrew.stu...@linaro.org > <mailto:andrew.stu...@linaro.org>>: >> On 28/04/11 09:59, Barry Song wrote: >>> >>> my other two mails explain what happened, in fact link input file is >>> simple: >> >> There must be more than one input file to the link, otherwise I > believe you >> wouldn't see this problem. We need to find out what the other ones are. >> >>> ASSERT found just because we are using -nostdlib flag since we don't >>> call any library. This flag changed out_attr[Tag_FP_arch] to 0, which >>> is generically 4 for linaro new toolchain by watching a normal >>> compile/link process. >> >> The -nostdlib flag only changes the list of libraries that will be linked. >> It shouldn't change any attributes directly. >> >> Here's how a link should work, if I understand it correctly: >> >> 1. The linker creates an empty output file (conceptually). This file will >> have all attributes set to default settings (i.e. zero). >> >> 2. Each input file is then merged into the output file in turn. New > sections >> are added, or existing ones appended to, and the symbol tables and > such are >> built incrementally. At each step, the attributes are merged from the > input >> file to the output file. >> >> For the first input file, the attribute merge is basically just a > copy. Both >> Tag_FP_arch and Tag_ABI_HardFP_use should be zero in the (empty) output >> file, so we should not be able to hit this condition. >> >> For the second input file, the attribute merge is more complicated. > For each >> attribute the result will be either be the union, or the intersection > of the >> two attributes, or else it will throw an error. >> >> So, it should be that this can't happen, but clearly it does, so something >> is broken, but I can't tell what without reproducing it, or at least > seeing >> what inputs you're dealing with. >> >> So, please help me figure out what the full set of input files are and > I see >> if I can work from there. > > Thanks very much. i can't send you all source codes, but i can send you > the related binaries causing ASSERT. All link log is as below. Note the > red part is where ASSERT happen. Input is dir_soc.o, output is a elf > file. It is the first time the elf file begin to born. > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/prima2/chip/nand_controller/soc_nand/dir_soc_nand.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/prima2/chip/nand_controller/dir_nand_controller.o > > -------------------------------------! > > make[6]: Leaving directory > `/home/vmuser/development/svn/Current/Linux/Main/firmware/nanddisk/src/soc/prima2/chip/nand_controller' > make[6]: Entering directory > `/home/vmuser/development/svn/Current/Linux/Main/firmware/nanddisk/src/soc/prima2/chip/zone_mgr' > make[6]: Leaving directory > `/home/vmuser/development/svn/Current/Linux/Main/firmware/nanddisk/src/soc/prima2/chip/zone_mgr' > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/prima2/chip/nand_controller/dir_nand_controller.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/prima2/chip/dir_chip.o > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/prima2/chip/zone_mgr/dir_zone_mgr.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/prima2/chip/dir_chip.o > > -------------------------------------! > > make[5]: Leaving directory > `/home/vmuser/development/svn/Current/Linux/Main/firmware/nanddisk/src/soc/prima2/chip' > make[5]: Entering directory > `/home/vmuser/development/svn/Current/Linux/Main/firmware/nanddisk/src/soc/prima2/prima2cb' > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/prima2/prima2cb/nand/dir_nand.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/prima2/prima2cb/dir_prima2cb.o > > -------------------------------------! > > make[5]: Leaving directory > `/home/vmuser/development/svn/Current/Linux/Main/firmware/nanddisk/src/soc/prima2/prima2cb' > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/prima2/prima2cb/dir_prima2cb.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/prima2/dir_prima2.o > > -------------------------------------! > > make[4]: Leaving directory > `/home/vmuser/development/svn/Current/Linux/Main/firmware/nanddisk/src/soc/prima2' > make[3]: Leaving directory > `/home/vmuser/development/svn/Current/Linux/Main/firmware/nanddisk/src/soc' > ------------------------------------------ > Building NANDDisk.bin > /home/vmuser/development/toolchain/build-toolchain/tools-64/bin/../lib/gcc/arm-none-linux-gnueabi/4.5.3/../../../../arm-none-linux-gnueabi/bin/ld: > mode armelf_linux_eabi > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/common/dir_common.o > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/dir_soc.o > (../stdlib/libgcc.a)_udivsi3.o > (../stdlib/libgcc.a)_dvmd_tls.o > (../stdlib/libgcc.a)_aeabi_uldivmod.o > (../stdlib/libgcc.a)_muldi3.o > (../stdlib/libgcc.a)bpabi.o > (../stdlib/libgcc.a)_divdi3.o > (../stdlib/libgcc.a)_udivdi3.o > (../stdlib/libgcc.a)unwind-arm.o > (../stdlib/libgcc.a)libunwind.o > (../stdlib/libgcc.a)pr-support.o > (../stdlib/libgcc.a)_clz.o > > > !------------------------------------- > !!!!!!!!!!!!!!!! out_attr[i].i:0, out_attr[Tag_ABI_HardFP_use].i:3, > in_attr[i].i:2, in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk/soc/dir_soc.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > !!!!!!!!!!!!!!!!!!!!! > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:0 > ibfd: _udivsi3.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:0 > ibfd: _dvmd_tls.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:0 > ibfd: _aeabi_uldivmod.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: _muldi3.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: bpabi.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: _divdi3.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: _udivdi3.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: unwind-arm.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:0 > ibfd: libunwind.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: pr-support.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > > -------------------------------------! > > > > !------------------------------------- > out_attr[i].i:2, out_attr[Tag_ABI_HardFP_use].i:3, in_attr[i].i:2, > in_attr[Tag_ABI_HardFP_use].i:3 > ibfd: _clz.o > obfd: > /home/vmuser/development/svn/Current/Linux/Main/out/prima2cb/.obj/firmware/nanddisk/NANDDisk.elf > > -------------------------------------! > > Size: 135168 bytes. > Binary Done! Success! > ------------------------------------------ > make[2]: Leaving directory > `/home/vmuser/development/svn/Current/Linux/Main/firmware/nanddisk/src' > make[1]: Leaving directory > `/home/vmuser/development/svn/Current/Linux/Main/firmware/nanddisk' > >> >> Thanks >> >> Andrew >> > > > > > _______________________________________________ > linaro-toolchain mailing list > linaro-toolchain@lists.linaro.org > http://lists.linaro.org/mailman/listinfo/linaro-toolchain _______________________________________________ linaro-toolchain mailing list linaro-toolchain@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-toolchain
