C ++コードをChibiOSで実行したいのですが、new
delete
をC関数mallocおよびfreeに置き換えれば、コードをコンパイルしてリンクできます。しかし、私はまだ問題を修正したいと思います。使用しているときにnew
delete
、次のエラーが発生します。
no memory region specified for loadable section `.ARM.extab'
これはリンクスクリプトです
/*
* BCM2835 memory setup.
*/
__und_stack_size__ = 0x0004;
__abt_stack_size__ = 0x0004;
__fiq_stack_size__ = 0x0010;
__irq_stack_size__ = 0x0080;
__svc_stack_size__ = 0x0004;
__sys_stack_size__ = 0x0400;
__stacks_total_size__ = __und_stack_size__ + __abt_stack_size__ + __fiq_stack_size__ + __irq_stack_size__ + __svc_stack_size__ + __sys_stack_size__;
MEMORY
{
ram : org = 0x8000, len = 0x06000000 - 0x10021
extabram : org = 0x06008000 - 0x10020, len = 0x10000 - 0x20
}
__ram_start__ = ORIGIN(ram);
__ram_size__ = LENGTH(ram);
__ram_end__ = __ram_start__ + __ram_size__;
SECTIONS
{
. = 0;
.text : ALIGN(16) SUBALIGN(16)
{
_text = .;
KEEP(*(vectors))
*(.text)
*(.text.*)
*(.rodata)
*(.rodata.*)
*(.glue_7t)
*(.glue_7)
*(.gcc*)
*(.ctors)
*(.dtors)
} > ram
.ARM.extab : {*(.ARM.extab* .gnu.linkonce.armextab.*)} > extabram
__exidx_start = .;
.ARM.exidx : {*(.ARM.exidx* .gnu.linkonce.armexidx.*)} > ram
__exidx_end = .;
.eh_frame_hdr : {*(.eh_frame_hdr)}
.eh_frame : ONLY_IF_RO {*(.eh_frame)}
. = ALIGN(4);
_etext = .;
_textdata = _etext;
.data :
{
_data = .;
*(.data)
. = ALIGN(4);
*(.data.*)
. = ALIGN(4);
*(.ramtext)
. = ALIGN(4);
_edata = .;
} > ram
.bss :
{
_bss_start = .;
*(.bss)
. = ALIGN(4);
*(.bss.*)
. = ALIGN(4);
*(COMMON)
. = ALIGN(4);
_bss_end = .;
} > ram
}
PROVIDE(end = .);
_end = .;
__heap_base__ = _end;
__heap_end__ = __ram_end__ - __stacks_total_size__;
__main_thread_stack_base__ = __ram_end__ - __stacks_total_size__;
リンカースクリプトには何が欠けていますか?
編集済みChrisDesjardins の回答に従った後、次のエラーが発生します。
Linking build/ch.elf
/home/robu/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin/../lib/gcc/arm-none-eabi/4.7.2/../../../../arm-none-eabi/lib/libc.a(lib_a-abort.o): In function `abort':
abort.c:(.text+0x10): undefined reference to `_exit'
/home/robu/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin/../lib/gcc/arm-none-eabi/4.7.2/../../../../arm-none-eabi/lib/libc.a(lib_a-fstatr.o): In function `_fstat_r':
fstatr.c:(.text+0x1c): undefined reference to `_fstat'
/home/robu/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin/../lib/gcc/arm-none-eabi/4.7.2/../../../../arm-none-eabi/lib/libc.a(lib_a-sbrkr.o): In function `_sbrk_r':
sbrkr.c:(.text+0x18): undefined reference to `_sbrk'
/home/robu/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin/../lib/gcc/arm-none-eabi/4.7.2/../../../../arm-none-eabi/lib/libc.a(lib_a-signalr.o): In function `_kill_r':
signalr.c:(.text+0x1c): undefined reference to `_kill'
/home/robu/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin/../lib/gcc/arm-none-eabi/4.7.2/../../../../arm-none-eabi/lib/libc.a(lib_a-signalr.o): In function `_getpid_r':
signalr.c:(.text+0x44): undefined reference to `_getpid'
/home/robu/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin/../lib/gcc/arm-none-eabi/4.7.2/../../../../arm-none-eabi/lib/libc.a(lib_a-writer.o): In function `_write_r':
writer.c:(.text+0x20): undefined reference to `_write'
/home/robu/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin/../lib/gcc/arm-none-eabi/4.7.2/../../../../arm-none-eabi/lib/libc.a(lib_a-closer.o): In function `_close_r':
closer.c:(.text+0x18): undefined reference to `_close'
/home/robu/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin/../lib/gcc/arm-none-eabi/4.7.2/../../../../arm-none-eabi/lib/libc.a(lib_a-isattyr.o): In function `_isatty_r':
isattyr.c:(.text+0x18): undefined reference to `_isatty'
/home/robu/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin/../lib/gcc/arm-none-eabi/4.7.2/../../../../arm-none-eabi/lib/libc.a(lib_a-lseekr.o): In function `_lseek_r':
lseekr.c:(.text+0x20): undefined reference to `_lseek'
/home/robu/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin/../lib/gcc/arm-none-eabi/4.7.2/../../../../arm-none-eabi/lib/libc.a(lib_a-readr.o): In function `_read_r':
readr.c:(.text+0x20): undefined reference to `_read'
collect2: error: ld returned 1 exit status
make: *** [build/ch.elf] Error 1