nova.x

ENTRY(_start);

SECTIONS
{
  /* Set the default size of the stack.                                                 */
  /*                                                                                    */
  /* Because the stack will grow down from this point, and if the heap requests memory  */
  /* being used by the stack then the runtime will panic, this value also functions as  */
  /* the memory limit for the guest program execution more generally.                   */
  __memory_top = MEMORY_LIMIT;
  . = 0;

  .text : ALIGN(4)
  {
    KEEP(*(.init));
    . = ALIGN(4);
    KEEP(*(.init.rust));
    *(.text .text.*);
  }

  . = ALIGN(8);
  . = .* 2;

  .data : ALIGN(4)
  {
    /* Must be called __global_pointer$ for linker relaxations to work. */
    __global_pointer$ = . + 0x800;
    *(.srodata .srodata.*);
    *(.rodata .rodata.*);
    *(.sdata .sdata.* .sdata2 .sdata2.*);
    *(.data .data.*);

    /* this is used by the global allocator (see:src/lib.rs) */
    . = ALIGN(4);
    _heap = .;
    LONG(_ebss);
  }

  .bss (NOLOAD) : ALIGN(4)
  {
    *(.sbss .sbss.* .bss .bss.*);
    . = ALIGN(4);
    _ebss = .;
    _end = .;
  }

  /* Dynamic relocations are unsupported. This section is only used to detect
     relocatable code in the input files and raise an error if relocatable code
     is found */
  .got (INFO) :
  {
    KEEP(*(.got .got.*));
  }

  /DISCARD/ :
  {
    *(.comment*)
    *(.debug*)
  }

  /* Stack unwinding is not supported, but we will keep these for now */
  .eh_frame (INFO) : { KEEP(*(.eh_frame)) }
  .eh_frame_hdr (INFO) : { *(.eh_frame_hdr) }
}

ASSERT(. < __memory_top, "Program is too large for the VM memory.");

ASSERT(SIZEOF(.got) == 0, "
.got section detected in the input files. Dynamic relocations are not
supported. If you are linking to C code compiled using the `gcc` crate
then modify your build script to compile the C code _without_ the
-fPIC flag. See the documentation of the `gcc::Config.fpic` method for
details.");