Hi Nicholas,

[auto build test ERROR on next-20170511]
[also build test ERROR on v4.11]
[cannot apply to powerpc/next v4.9-rc8 v4.9-rc7 v4.9-rc6]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Nicholas-Piggin/Register-save-restore-function-build-improvements/20170512-075435
config: powerpc-defconfig (attached as .config)
compiler: powerpc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=powerpc 

All errors (new ones prefixed by >>):

   arch/powerpc/boot/of.o: In function `of_try_claim':

quoted

of.c:(.text+0x88): undefined reference to `_restgpr_28_x'

   arch/powerpc/boot/of.o: In function `of_image_hdr':

quoted

of.c:(.text+0x104): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/of.o: In function `platform_init':
   of.c:(.text+0x1b4): undefined reference to `_restgpr_28_x'
   arch/powerpc/boot/epapr.o: In function `platform_fixups':

quoted

epapr.c:(.text+0xb0): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/epapr.o: In function `epapr_platform_init':
   epapr.c:(.text+0x114): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `expand_buf':

quoted

libfdt-wrapper.c:(.text+0xa0): undefined reference to `_restgpr_29_x'

   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_finalize':

quoted

libfdt-wrapper.c:(.text+0xf4): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_get_path':
   libfdt-wrapper.c:(.text+0x180): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_del_node':
   libfdt-wrapper.c:(.text+0x1c4): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_find_node_by_compatible':
   libfdt-wrapper.c:(.text+0x20c): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_find_node_by_prop_value':
   libfdt-wrapper.c:(.text+0x254): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_create_node':

quoted

libfdt-wrapper.c:(.text+0x2d0): undefined reference to `_restgpr_28_x'

   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_get_parent':
   libfdt-wrapper.c:(.text+0x320): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_setprop':

quoted

libfdt-wrapper.c:(.text+0x3e4): undefined reference to `_restgpr_26_x'

   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_getprop':
   libfdt-wrapper.c:(.text+0x4a4): undefined reference to `_restgpr_29_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_finddevice':
   libfdt-wrapper.c:(.text+0x4e0): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_init':
   libfdt-wrapper.c:(.text+0x5d8): undefined reference to `_restgpr_29_x'
   arch/powerpc/boot/wrapper.a(main.o): In function `prep_kernel':

quoted

main.c:(.text+0x174): undefined reference to `_restgpr_24_x'

   arch/powerpc/boot/wrapper.a(ofconsole.o): In function `of_console_write':

quoted

ofconsole.c:(.text+0x44): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/wrapper.a(ofconsole.o): In function `of_console_open':
   ofconsole.c:(.text+0xa0): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(ofconsole.o): In function `of_console_init':
   ofconsole.c:(.text+0xdc): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(oflib.o): In function `of_call_prom_ret.constprop.1':

quoted

oflib.c:(.text+0x104): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/wrapper.a(oflib.o): In function `of_init':
   oflib.c:(.text+0x144): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(oflib.o): In function `of_call_prom':

quoted

oflib.c:(.text+0x240): undefined reference to `_restgpr_28_x'

   arch/powerpc/boot/wrapper.a(oflib.o): In function `of_exit':
   oflib.c:(.text+0x2d0): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(oflib.o): In function `of_finddevice':
   oflib.c:(.text+0x30c): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(oflib.o): In function `of_getprop':
   oflib.c:(.text+0x354): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(oflib.o): In function `of_claim':

quoted

oflib.c:(.text+0x3e8): undefined reference to `_restgpr_26_x'

   arch/powerpc/boot/wrapper.a(oflib.o): In function `of_vmlinux_alloc':

quoted

oflib.c:(.text+0x654): undefined reference to `_restgpr_27_x'

   arch/powerpc/boot/wrapper.a(oflib.o): In function `of_setprop':
   oflib.c:(.text+0x6a8): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_open':

quoted

serial.c:(.text+0x38): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_write':

quoted

serial.c:(.text+0x78): undefined reference to `_restgpr_29_x'

   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_close':
   serial.c:(.text+0xcc): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_edit_cmdline':

quoted

serial.c:(.text+0x158): undefined reference to `_restgpr_24_x'

   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_get_stdout_devp':
   serial.c:(.text+0x2e4): undefined reference to `_restgpr_29_x'
   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_console_init':
   serial.c:(.text+0x31c): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_malloc':

quoted

simple_alloc.c:(.text+0xa0): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_find_entry':
   simple_alloc.c:(.text+0x114): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_free':
   simple_alloc.c:(.text+0x16c): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_realloc':

quoted

simple_alloc.c:(.text+0x20c): undefined reference to `_restgpr_28_x'

   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_alloc_init':
   simple_alloc.c:(.text+0x2b0): undefined reference to `_restgpr_28_x'
   arch/powerpc/boot/wrapper.a(stdio.o): In function `number':

quoted

stdio.c:(.text+0x2ec): undefined reference to `_restgpr_20_x'

   arch/powerpc/boot/wrapper.a(stdio.o): In function `vsprintf':

quoted

stdio.c:(.text+0x3e4): undefined reference to `_restgpr_23_x'

   arch/powerpc/boot/wrapper.a(stdio.o): In function `sprintf':
--
   arch/powerpc/boot/ps3.o: In function `ps3_copy_vectors':

quoted

ps3.c:(.text+0x90): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/wrapper.a(devtree.o): In function `finddevice':

quoted

devtree.c:(.text+0x3c): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/wrapper.a(devtree.o): In function `getprop':
   devtree.c:(.text+0x84): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(devtree.o): In function `setprop':
   devtree.c:(.text+0xcc): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(devtree.o): In function `copy_val':

quoted

devtree.c:(.text+0x12c): undefined reference to `_restgpr_27_x'

   arch/powerpc/boot/wrapper.a(devtree.o): In function `dt_fixup_memory':

quoted

devtree.c:(.text+0x2dc): undefined reference to `_restgpr_26_x'

   arch/powerpc/boot/wrapper.a(devtree.o): In function `dt_fixup_cpu_clocks':
   devtree.c:(.text+0x3c8): undefined reference to `_restgpr_26_x'
   arch/powerpc/boot/wrapper.a(devtree.o): In function `dt_fixup_clock':

quoted

devtree.c:(.text+0x4a8): undefined reference to `_restgpr_28_x'

   arch/powerpc/boot/wrapper.a(devtree.o): In function `dt_fixup_mac_address_by_alias':
   devtree.c:(.text+0x54c): undefined reference to `_restgpr_28_x'
   arch/powerpc/boot/wrapper.a(devtree.o): In function `dt_fixup_mac_address':

quoted

devtree.c:(.text+0x5e4): undefined reference to `_restgpr_29_x'

   arch/powerpc/boot/wrapper.a(devtree.o): In function `__dt_fixup_mac_addresses':
   devtree.c:(.text+0x66c): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(devtree.o): In function `dt_get_reg_format':
   devtree.c:(.text+0x704): undefined reference to `_restgpr_28_x'
   arch/powerpc/boot/wrapper.a(devtree.o): In function `dt_xlate':

quoted

devtree.c:(.text+0x740): undefined reference to `_restgpr_14_x'

   arch/powerpc/boot/wrapper.a(devtree.o): In function `dt_is_compatible':
   devtree.c:(.text+0xba8): undefined reference to `_restgpr_26_x'
   arch/powerpc/boot/wrapper.a(devtree.o): In function `dt_get_virtual_reg':
   devtree.c:(.text+0xc7c): undefined reference to `_restgpr_26_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `expand_buf':

quoted

libfdt-wrapper.c:(.text+0xa0): undefined reference to `_restgpr_29_x'

   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_finalize':

quoted

libfdt-wrapper.c:(.text+0xf4): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_get_path':
   libfdt-wrapper.c:(.text+0x180): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_del_node':
   libfdt-wrapper.c:(.text+0x1c4): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_find_node_by_compatible':
   libfdt-wrapper.c:(.text+0x20c): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_find_node_by_prop_value':
   libfdt-wrapper.c:(.text+0x254): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_create_node':

quoted

libfdt-wrapper.c:(.text+0x2d0): undefined reference to `_restgpr_28_x'

   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_get_parent':
   libfdt-wrapper.c:(.text+0x320): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_setprop':

quoted

libfdt-wrapper.c:(.text+0x3e4): undefined reference to `_restgpr_26_x'

   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_getprop':
   libfdt-wrapper.c:(.text+0x4a4): undefined reference to `_restgpr_29_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_finddevice':
   libfdt-wrapper.c:(.text+0x4e0): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_init':
   libfdt-wrapper.c:(.text+0x5d8): undefined reference to `_restgpr_29_x'
   arch/powerpc/boot/wrapper.a(main.o): In function `prep_kernel':

quoted

main.c:(.text+0x174): undefined reference to `_restgpr_24_x'

   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_malloc':

quoted

simple_alloc.c:(.text+0xa0): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_find_entry':
   simple_alloc.c:(.text+0x114): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_free':
   simple_alloc.c:(.text+0x16c): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_realloc':

quoted

simple_alloc.c:(.text+0x20c): undefined reference to `_restgpr_28_x'

   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_alloc_init':
   simple_alloc.c:(.text+0x2b0): undefined reference to `_restgpr_28_x'
   arch/powerpc/boot/wrapper.a(stdio.o): In function `number':

quoted

stdio.c:(.text+0x2ec): undefined reference to `_restgpr_20_x'

   arch/powerpc/boot/wrapper.a(stdio.o): In function `vsprintf':

quoted

stdio.c:(.text+0x3e4): undefined reference to `_restgpr_23_x'

   arch/powerpc/boot/wrapper.a(stdio.o): In function `sprintf':

quoted

stdio.c:(.text+0xae4): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/wrapper.a(stdio.o): In function `printf':
   stdio.c:(.text+0xb80): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(decompress.o): In function `malloc':

quoted

decompress.c:(.text+0x3c): undefined reference to `_restgpr_30_x'

   arch/powerpc/boot/wrapper.a(decompress.o): In function `free':
   decompress.c:(.text+0x84): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(decompress.o): In function `zlib_adler32':
   decompress.c:(.text+0xc4): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(decompress.o): In function `zlib_updatewindow':

quoted

decompress.c:(.text+0x290): undefined reference to `_restgpr_26_x'

   arch/powerpc/boot/wrapper.a(decompress.o): In function `flush':

quoted

decompress.c:(.text+0x364): undefined reference to `_restgpr_28_x'

   arch/powerpc/boot/wrapper.a(decompress.o): In function `print_err':
   decompress.c:(.text+0x41c): undefined reference to `_restgpr_30_x'
   arch/powerpc/boot/wrapper.a(decompress.o): In function `zlib_inflate_table':
--
   arch/powerpc/boot/epapr.o: In function `platform_fixups':

quoted

epapr.c:(.text+0xb0): undefined reference to `_restgpr_30_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/epapr.o: In function `epapr_platform_init':
   epapr.c:(.text+0x114): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/epapr-wrapper.o: In function `platform_init':

quoted

epapr-wrapper.c:(.text+0x28): undefined reference to `_restgpr_30_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `expand_buf':

quoted

libfdt-wrapper.c:(.text+0xa0): undefined reference to `_restgpr_29_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_finalize':

quoted

libfdt-wrapper.c:(.text+0xf4): undefined reference to `_restgpr_30_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_get_path':
   libfdt-wrapper.c:(.text+0x180): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_del_node':
   libfdt-wrapper.c:(.text+0x1c4): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_find_node_by_compatible':
   libfdt-wrapper.c:(.text+0x20c): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_find_node_by_prop_value':
   libfdt-wrapper.c:(.text+0x254): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_create_node':

quoted

libfdt-wrapper.c:(.text+0x2d0): undefined reference to `_restgpr_28_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_get_parent':
   libfdt-wrapper.c:(.text+0x320): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_setprop':

quoted

libfdt-wrapper.c:(.text+0x3e4): undefined reference to `_restgpr_26_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_getprop':
   libfdt-wrapper.c:(.text+0x4a4): undefined reference to `_restgpr_29_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_wrapper_finddevice':
   libfdt-wrapper.c:(.text+0x4e0): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(libfdt-wrapper.o): In function `fdt_init':
   libfdt-wrapper.c:(.text+0x5d8): undefined reference to `_restgpr_29_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(main.o): In function `prep_kernel':

quoted

main.c:(.text+0x174): undefined reference to `_restgpr_24_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_open':

quoted

serial.c:(.text+0x38): undefined reference to `_restgpr_30_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_write':

quoted

serial.c:(.text+0x78): undefined reference to `_restgpr_29_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_close':
   serial.c:(.text+0xcc): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_edit_cmdline':

quoted

serial.c:(.text+0x158): undefined reference to `_restgpr_24_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_get_stdout_devp':
   serial.c:(.text+0x2e4): undefined reference to `_restgpr_29_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(serial.o): In function `serial_console_init':
   serial.c:(.text+0x31c): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_malloc':

quoted

simple_alloc.c:(.text+0xa0): undefined reference to `_restgpr_30_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_find_entry':
   simple_alloc.c:(.text+0x114): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_free':
   simple_alloc.c:(.text+0x16c): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_realloc':

quoted

simple_alloc.c:(.text+0x20c): undefined reference to `_restgpr_28_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(simple_alloc.o): In function `simple_alloc_init':
   simple_alloc.c:(.text+0x2b0): undefined reference to `_restgpr_28_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(stdio.o): In function `number':

quoted

stdio.c:(.text+0x2ec): undefined reference to `_restgpr_20_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(stdio.o): In function `vsprintf':

quoted

stdio.c:(.text+0x3e4): undefined reference to `_restgpr_23_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(stdio.o): In function `sprintf':

quoted

stdio.c:(.text+0xae4): undefined reference to `_restgpr_30_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(stdio.o): In function `printf':
   stdio.c:(.text+0xb80): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(uartlite.o): In function `uartlite_open':

quoted

uartlite.c:(.text+0x3c): undefined reference to `_restgpr_30_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(uartlite.o): In function `uartlite_putc':
   uartlite.c:(.text+0x84): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(uartlite.o): In function `uartlite_getc':
   uartlite.c:(.text+0xe4): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(uartlite.o):uartlite.c:(.text+0x134): more undefined references to `_restgpr_30_x' follow
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(uartlite.o): In function `uartlite_console_init':

quoted

uartlite.c:(.text+0x198): undefined reference to `_restgpr_29_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(cpm-serial.o): In function `cpm1_cmd':

quoted

cpm-serial.c:(.text+0x70): undefined reference to `_restgpr_30_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(cpm-serial.o): In function `cpm2_cmd':
   cpm-serial.c:(.text+0xe0): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(cpm-serial.o): In function `smc_disable_port':
   cpm-serial.c:(.text+0x138): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(cpm-serial.o): In function `scc_disable_port':
   cpm-serial.c:(.text+0x190): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(cpm-serial.o): In function `smc_enable_port':
   cpm-serial.c:(.text+0x1e8): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(cpm-serial.o):cpm-serial.c:(.text+0x240): more undefined references to `_restgpr_30_x' follow
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(cpm-serial.o): In function `cpm_console_init':

quoted

cpm-serial.c:(.text+0x68c): undefined reference to `_restgpr_26_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(decompress.o): In function `malloc':

quoted

decompress.c:(.text+0x3c): undefined reference to `_restgpr_30_x'

   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(decompress.o): In function `free':
   decompress.c:(.text+0x84): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(decompress.o): In function `zlib_adler32':
   decompress.c:(.text+0xc4): undefined reference to `_restgpr_30_x'
   powerpc64-linux-gnu-ld: BFD (GNU Binutils for Debian) 2.27 assertion fail ../../bfd/elf32-ppc.c:8813
   arch/powerpc/boot/wrapper.a(decompress.o): In function `zlib_updatewindow':

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