如何解决交叉编译glibc时crti.s中出现“重复的.fnstart指令”错误
我正在尝试将glibc 2.10.1与arm-none-linux-gnueabi-gcc 4.4.1。交叉编译。
进程运行良好,直到组装build_dir / csu / crti.S,gcc报告“重复的.fnstart指令”错误。
initfini.s和crti.s已生成,但我不知道它们是否有效。
Makefile打算将initfini.s拆分为crti.s和crtn.s,因此initfinis中的.fnstart .fnend对被拆分为crti.s和crtn.s,然后它们不匹配,从而导致gcc投诉.fnstart指令重复。
那么如何使用此版本4.4.1 gcc编译crti.o和crtn.o?任何建议表示赞赏。
initfini.s
.arch armv5te
.fpu softvfp
.eabi_attribute 20,1
.eabi_attribute 21,1
.eabi_attribute 23,3
.eabi_attribute 24,1
.eabi_attribute 25,1
.eabi_attribute 26,2
.eabi_attribute 30,2
.eabi_attribute 18,4
.file "initfini.c"
#APP
#include "defs.h"
/*@HEADER_ENDS*/
/*@TESTS_BEGIN*/
.text
.align 2
.global dummy
.type dummy,%function
dummy:
.fnstart
.LFB8:
@ args = 0,pretend = 0,frame = 0
@ frame_needed = 0,uses_anonymous_args = 0
cmp r0,#0
stmfd sp!,{r3,lr}
.save {r3,lr}
.LCFI0:
ldmeqfd sp!,pc}
blx r0
ldmfd sp!,pc}
.LFE8:
.fnend
#APP
/*@TESTS_END*/
/*@_init_PROLOG_BEGINS*/
.align 2
.type call_gmon_start,%function
call_gmon_start:
.fnstart
.LFB9:
@ args = 0,uses_anonymous_args = 0
@ link register save eliminated.
ldr r3,.L8
ldr r0,.L8+4
.LPIC0:
add r3,pc,r3
ldr r2,[r3,r0]
cmp r2,#0
bxeq lr
b __gmon_start__(PLT)
.L9:
.align 2
.L8:
.word _GLOBAL_OFFSET_TABLE_-(.LPIC0+8)
.word __gmon_start__(GOT)
.LFE9:
.fnend
#APP
.section .init
.section .init,"ax",%progbits
.align 2
.global _init
.type _init,%function
_init:
.fnstart
.LFB10:
@ args = 0,uses_anonymous_args = 0
stmfd sp!,lr}
.LCFI1:
bl call_gmon_start(PLT)
#APP
@ 96 "../sysdeps/generic/initfini.c" 1
ALIGN
@ 0 "" 2
@ 97 "../sysdeps/generic/initfini.c" 1
END_INIT
@ 0 "" 2
@ 99 "../sysdeps/generic/initfini.c" 1
/*@_init_PROLOG_ENDS*/
@ 0 "" 2
@ 100 "../sysdeps/generic/initfini.c" 1
/*@_init_EPILOG_BEGINS*/
@ 0 "" 2
@ 101 "../sysdeps/generic/initfini.c" 1
.section .init
@ 0 "" 2
ldmfd sp!,pc}
.LFE10:
.fnend
#APP
END_INIT
/*@_init_EPILOG_ENDS*/
/*@_fini_PROLOG_BEGINS*/
.section .fini
.section .fini,%progbits
.align 2
.global _fini
.type _fini,%function
_fini:
.fnstart
.LFB11:
@ args = 0,lr}
.LCFI2:
#APP
@ 116 "../sysdeps/generic/initfini.c" 1
ALIGN
@ 0 "" 2
@ 117 "../sysdeps/generic/initfini.c" 1
END_FINI
@ 0 "" 2
@ 118 "../sysdeps/generic/initfini.c" 1
/*@_fini_PROLOG_ENDS*/
@ 0 "" 2
bl i_am_not_a_leaf(PLT)
#APP
@ 129 "../sysdeps/generic/initfini.c" 1
/*@_fini_EPILOG_BEGINS*/
@ 0 "" 2
@ 130 "../sysdeps/generic/initfini.c" 1
.section .fini
@ 0 "" 2
ldmfd sp!,pc}
.LFE11:
.fnend
#APP
END_FINI
/*@_fini_EPILOG_ENDS*/
/*@TRAILER_BEGINS*/
.weak __gmon_start__
.weak __gmon_start__
.weak __gmon_start__
.weak __gmon_start__
.weak __gmon_start__
.ident "GCC: (Sourcery G++ Lite 2009q3-67) 4.4.1"
.section .note.GNU-stack,"",%progbits
crti.s
.arch armv5te
.fpu softvfp
.eabi_attribute 20,4
.file "initfini.c"
#APP
#include "defs.h"
/*@HEADER_ENDS*/
/*@_init_PROLOG_BEGINS*/
.align 2
.type call_gmon_start,lr}
.LCFI1:
bl call_gmon_start(PLT)
#APP
@ 96 "../sysdeps/generic/initfini.c" 1
ALIGN
@ 0 "" 2
@ 97 "../sysdeps/generic/initfini.c" 1
END_INIT
@ 0 "" 2
@ 99 "../sysdeps/generic/initfini.c" 1
/*@_init_PROLOG_ENDS*/
/*@_fini_PROLOG_BEGINS*/
.section .fini
.section .fini,lr}
.LCFI2:
#APP
@ 116 "../sysdeps/generic/initfini.c" 1
ALIGN
@ 0 "" 2
@ 117 "../sysdeps/generic/initfini.c" 1
END_FINI
@ 0 "" 2
@ 118 "../sysdeps/generic/initfini.c" 1
/*@_fini_PROLOG_ENDS*/
/*@TRAILER_BEGINS*/
.weak __gmon_start__
.weak __gmon_start__
.weak __gmon_start__
.weak __gmon_start__
.weak __gmon_start__
.ident "GCC: (Sourcery G++ Lite 2009q3-67) 4.4.1"
.section .note.GNU-stack,%progbits
gcc版本
arm-none-linux-gnueabi-gcc (Sourcery G++ Lite 2009q3-67) 4.4.1
Copyright (C) 2009 Free Software Foundation,Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
编译命令
arm-none-linux-gnueabi-gcc ../ports/sysdeps/arm/initfini.c -c -std=gnu99 -fgnu89-inline -O2 -Wall -Winline -Wwrite-strings -fmerge-all-constants -g -Wstrict-prototypes -g0 -fPIC -fno-inline-functions -fno-toplevel-reorder -fno-section-anchors -I../include -I/home/user/Downloads/glibc-2.10.1/build/csu -I/home/user/Downloads/glibc-2.10.1/build -I../ports/sysdeps/arm/elf -I../ports/sysdeps/unix/sysv/linux/arm/eabi/nptl -I../ports/sysdeps/unix/sysv/linux/arm/eabi -I../ports/sysdeps/unix/sysv/linux/arm/nptl -I../ports/sysdeps/unix/sysv/linux/arm -I../nptl/sysdeps/unix/sysv/linux -I../nptl/sysdeps/pthread -I../sysdeps/pthread -I../ports/sysdeps/unix/sysv/linux -I../sysdeps/unix/sysv/linux -I../sysdeps/gnu -I../sysdeps/unix/common -I../sysdeps/unix/mman -I../sysdeps/unix/inet -I../nptl/sysdeps/unix/sysv -I../ports/sysdeps/unix/sysv -I../sysdeps/unix/sysv -I../ports/sysdeps/unix/arm -I../nptl/sysdeps/unix -I../ports/sysdeps/unix -I../sysdeps/unix -I../sysdeps/posix -I../ports/sysdeps/arm/eabi -I../ports/sysdeps/arm/fpu -I../ports/sysdeps/arm/nptl -I../ports/sysdeps/arm -I../sysdeps/wordsize-32 -I../sysdeps/ieee754/flt-32 -I../sysdeps/ieee754/dbl-64 -I../sysdeps/ieee754 -I../sysdeps/generic/elf -I../sysdeps/generic -I../nptl -I../ports -I.. -I../libio -I. -D_LIBC_REENTRANT -include ../include/libc-symbols.h -DHAVE_INITFINI -S -g0 -fPIC -fno-inline-functions -fno-toplevel-reorder -fno-section-anchors -finhibit-size-directive -fno-exceptions -o /home/user/Downloads/glibc-2.10.1/build/csu/initfini.s
arm-none-linux-gnueabi-gcc /home/user/Downloads/glibc-2.10.1/build/csu/crti.S -c -I../include -I/home/user/Downloads/glibc-2.10.1/build/csu -I/home/user/Downloads/glibc-2.10.1/build -I../ports/sysdeps/arm/elf -I../ports/sysdeps/unix/sysv/linux/arm/eabi/nptl -I../ports/sysdeps/unix/sysv/linux/arm/eabi -I../ports/sysdeps/unix/sysv/linux/arm/nptl -I../ports/sysdeps/unix/sysv/linux/arm -I../nptl/sysdeps/unix/sysv/linux -I../nptl/sysdeps/pthread -I../sysdeps/pthread -I../ports/sysdeps/unix/sysv/linux -I../sysdeps/unix/sysv/linux -I../sysdeps/gnu -I../sysdeps/unix/common -I../sysdeps/unix/mman -I../sysdeps/unix/inet -I../nptl/sysdeps/unix/sysv -I../ports/sysdeps/unix/sysv -I../sysdeps/unix/sysv -I../ports/sysdeps/unix/arm -I../nptl/sysdeps/unix -I../ports/sysdeps/unix -I../sysdeps/unix -I../sysdeps/posix -I../ports/sysdeps/arm/eabi -I../ports/sysdeps/arm/fpu -I../ports/sysdeps/arm/nptl -I../ports/sysdeps/arm -I../sysdeps/wordsize-32 -I../sysdeps/ieee754/flt-32 -I../sysdeps/ieee754/dbl-64 -I../sysdeps/ieee754 -I../sysdeps/generic/elf -I../sysdeps/generic -I../nptl -I../ports -I.. -I../libio -I. -D_LIBC_REENTRANT -include ../include/libc-symbols.h -DHAVE_INITFINI -DASSEMBLER -I/home/user/Downloads/glibc-2.10.1/build/csu/. -Wa,--noexecstack -g0 -o /home/user/Downloads/glibc-2.10.1/build/csu/crti.o
解决方法
.fnstart
和.fnend
都是LLVM伪指令,用于标记函数的开始和结束位置。
对于GCC,您应该分别用.func
和.endfunc
替换它们。
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