All of lore.kernel.org
 help / color / mirror / Atom feed
From: Alexander Graf <agraf@suse.de>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] qemu-i386 segfaults running "hello world".
Date: Mon, 02 Jul 2007 17:02:49 +0200	[thread overview]
Message-ID: <46891399.1050906@suse.de> (raw)
In-Reply-To: <200706240336.36647.rob@landley.net>

[-- Attachment #1: Type: text/plain, Size: 97 bytes --]

Hi,

this is the patch we are currently using to build qemu-0.9.0. Does this
work for you?

Alex

[-- Attachment #2: linkerscripts.patch --]
[-- Type: text/x-patch, Size: 21537 bytes --]

--- i386.ld
+++ i386.ld
@@ -1,116 +1,164 @@
-/* ld script to make i386 Linux kernel
- * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>;
- */
-OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
+/* Default linker script, for normal executables */
+OUTPUT_FORMAT("elf32-i386", "elf32-i386",
+	      "elf32-i386")
 OUTPUT_ARCH(i386)
-SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/alpha-unknown-linux-gnu/lib);
 ENTRY(_start)
+SEARCH_DIR("/usr/i586-suse-linux/lib"); SEARCH_DIR("/usr/local/lib"); SEARCH_DIR("/lib"); SEARCH_DIR("/usr/lib");
 SECTIONS
 {
   /* Read-only sections, merged into text segment: */
-  . = 0x60000000 + SIZEOF_HEADERS;
-  .interp     : { *(.interp) 	}
-  .hash          : { *(.hash)		}
-  .dynsym        : { *(.dynsym)		}
-  .dynstr        : { *(.dynstr)		}
-  .gnu.version   : { *(.gnu.version)	}
-  .gnu.version_d   : { *(.gnu.version_d)	}
-  .gnu.version_r   : { *(.gnu.version_r)	}
-  .rel.text      :
-    { *(.rel.text) *(.rel.gnu.linkonce.t*) }
-  .rela.text     :
-    { *(.rela.text) *(.rela.gnu.linkonce.t*) }
-  .rel.data      :
-    { *(.rel.data) *(.rel.gnu.linkonce.d*) }
-  .rela.data     :
-    { *(.rela.data) *(.rela.gnu.linkonce.d*) }
-  .rel.rodata    :
-    { *(.rel.rodata) *(.rel.gnu.linkonce.r*) }
-  .rela.rodata   :
-    { *(.rela.rodata) *(.rela.gnu.linkonce.r*) }
-  .rel.got       : { *(.rel.got)		}
-  .rela.got      : { *(.rela.got)		}
-  .rel.ctors     : { *(.rel.ctors)	}
-  .rela.ctors    : { *(.rela.ctors)	}
-  .rel.dtors     : { *(.rel.dtors)	}
-  .rela.dtors    : { *(.rela.dtors)	}
-  .rel.init      : { *(.rel.init)	}
-  .rela.init     : { *(.rela.init)	}
-  .rel.fini      : { *(.rel.fini)	}
-  .rela.fini     : { *(.rela.fini)	}
-  .rel.bss       : { *(.rel.bss)		}
-  .rela.bss      : { *(.rela.bss)		}
-  .rel.plt       : { *(.rel.plt)		}
-  .rela.plt      : { *(.rela.plt)		}
-  .init          : { *(.init)	} =0x47ff041f
-  .text      :
+  PROVIDE (__executable_start = 0x60000000); . = 0x60000000 + SIZEOF_HEADERS;
+  .interp         : { *(.interp) }
+  .hash           : { *(.hash) }
+  .dynsym         : { *(.dynsym) }
+  .dynstr         : { *(.dynstr) }
+  .gnu.version    : { *(.gnu.version) }
+  .gnu.version_d  : { *(.gnu.version_d) }
+  .gnu.version_r  : { *(.gnu.version_r) }
+  .rel.init       : { *(.rel.init) }
+  .rela.init      : { *(.rela.init) }
+  .rel.text       : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
+  .rela.text      : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
+  .rel.fini       : { *(.rel.fini) }
+  .rela.fini      : { *(.rela.fini) }
+  .rel.rodata     : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
+  .rela.rodata    : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
+  .rel.data.rel.ro   : { *(.rel.data.rel.ro*) }
+  .rela.data.rel.ro   : { *(.rel.data.rel.ro*) }
+  .rel.data       : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
+  .rela.data      : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
+  .rel.tdata	  : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
+  .rela.tdata	  : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
+  .rel.tbss	  : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
+  .rela.tbss	  : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
+  .rel.ctors      : { *(.rel.ctors) }
+  .rela.ctors     : { *(.rela.ctors) }
+  .rel.dtors      : { *(.rel.dtors) }
+  .rela.dtors     : { *(.rela.dtors) }
+  .rel.got        : { *(.rel.got) }
+  .rela.got       : { *(.rela.got) }
+  .rel.bss        : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
+  .rela.bss       : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
+  .rel.plt        : { *(.rel.plt) }
+  .rela.plt       : { *(.rela.plt) }
+  .init           :
   {
-    *(.text)
+    KEEP (*(.init))
+  } =0x90909090
+  .plt            : { *(.plt) }
+  .text           :
+  {
+    *(.text .stub .text.* .gnu.linkonce.t.*)
+    KEEP (*(.text.*personality*))
     /* .gnu.warning sections are handled specially by elf32.em.  */
     *(.gnu.warning)
-    *(.gnu.linkonce.t*)
-  } =0x47ff041f
-  _etext = .;
+  } =0x90909090
+  .fini           :
+  {
+    KEEP (*(.fini))
+  } =0x90909090
+  PROVIDE (__etext = .);
+  PROVIDE (_etext = .);
   PROVIDE (etext = .);
-  .fini      : { *(.fini)    } =0x47ff041f
-  . = ALIGN(32 / 8);
-  PROVIDE (__preinit_array_start = .);
-  .preinit_array     : { *(.preinit_array) }
-  PROVIDE (__preinit_array_end = .);
-  PROVIDE (__init_array_start = .);
-  .init_array     : { *(.init_array) }
-  PROVIDE (__init_array_end = .);
-  PROVIDE (__fini_array_start = .);
-  .fini_array     : { *(.fini_array) }
-  PROVIDE (__fini_array_end = .);
-  .rodata    : { *(.rodata) *(.gnu.linkonce.r*) }
-  .rodata1   : { *(.rodata1) }
-  .reginfo : { *(.reginfo) }
+  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
+  .rodata1        : { *(.rodata1) }
+  .eh_frame_hdr : { *(.eh_frame_hdr) }
+  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) }
+  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
   /* Adjust the address for the data segment.  We want to adjust up to
      the same address within the page on the next page up.  */
-  . = ALIGN(0x100000) + (. & (0x100000 - 1));
-  .data    :
+  . = ALIGN (0x1000) - ((0x1000 - .) & (0x1000 - 1)); . = DATA_SEGMENT_ALIGN (0x1000, 0x1000);
+  /* Exception handling  */
+  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) }
+  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
+  /* Thread Local Storage sections  */
+  .tdata	  : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
+  .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
+  .preinit_array     :
+  {
+    PROVIDE_HIDDEN (__preinit_array_start = .);
+    KEEP (*(.preinit_array))
+    PROVIDE_HIDDEN (__preinit_array_end = .);
+  }
+  .init_array     :
+  {
+     PROVIDE_HIDDEN (__init_array_start = .);
+     KEEP (*(.init_array))
+     PROVIDE_HIDDEN (__init_array_end = .);
+  }
+  .fini_array     :
+  {
+    PROVIDE_HIDDEN (__fini_array_start = .);
+    KEEP (*(.fini_array))
+    PROVIDE_HIDDEN (__fini_array_end = .);
+  }
+  .ctors          :
+  {
+    /* gcc uses crtbegin.o to find the start of
+       the constructors, so we make sure it is
+       first.  Because this is a wildcard, it
+       doesn't matter if the user does not
+       actually link against crtbegin.o; the
+       linker won't look for a file to match a
+       wildcard.  The wildcard also means that it
+       doesn't matter which directory crtbegin.o
+       is in.  */
+    KEEP (*crtbegin*.o(.ctors))
+    /* We don't want to include the .ctor section from
+       from the crtend.o file until after the sorted ctors.
+       The .ctor section from the crtend file contains the
+       end of ctors marker and it must be last */
+    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
+    KEEP (*(SORT(.ctors.*)))
+    KEEP (*(.ctors))
+  }
+  .dtors          :
+  {
+    KEEP (*crtbegin*.o(.dtors))
+    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
+    KEEP (*(SORT(.dtors.*)))
+    KEEP (*(.dtors))
+  }
+  .jcr            : { KEEP (*(.jcr)) }
+  .data.rel.ro : { *(.data.rel.ro.local) *(.data.rel.ro*) }
+  .dynamic        : { *(.dynamic) }
+  .got            : { *(.got) }
+  . = DATA_SEGMENT_RELRO_END (12, .);
+  .got.plt        : { *(.got.plt) }
+  .data           :
   {
-    *(.data)
-    *(.gnu.linkonce.d*)
-    CONSTRUCTORS
-  }
-  .data1   : { *(.data1) }
-  .ctors         :
-  {
-    *(.ctors)
-  }
-  .dtors         :
-  {
-    *(.dtors)
-  }
-  .plt      : { *(.plt)	}
-  .got           : { *(.got.plt) *(.got) }
-  .dynamic       : { *(.dynamic) }
-  /* We want the small data sections together, so single-instruction offsets
-     can access them all, and initialized data all before uninitialized, so
-     we can shorten the on-disk segment size.  */
-  .sdata     : { *(.sdata) }
-  _edata  =  .;
-  PROVIDE (edata = .);
+    *(.data .data.* .gnu.linkonce.d.*)
+    KEEP (*(.gnu.linkonce.d.*personality*))
+    SORT(CONSTRUCTORS)
+  }
+  .data1          : { *(.data1) }
+  _edata = .; PROVIDE (edata = .);
   __bss_start = .;
-  .sbss      : { *(.sbss) *(.scommon) }
-  .bss       :
+  .bss            :
   {
    *(.dynbss)
-   *(.bss)
+   *(.bss .bss.* .gnu.linkonce.b.*)
    *(COMMON)
+   /* Align here to ensure that the .bss section occupies space up to
+      _end.  Align after .bss to ensure correct alignment even if the
+      .bss section disappears because there are no input sections.
+      FIXME: Why do we need it? When there is no .bss section, we don't
+      pad the .data section.  */
+   . = ALIGN(. != 0 ? 32 / 8 : 1);
   }
-  _end = . ;
+  . = ALIGN(32 / 8);
+  . = ALIGN(32 / 8);
+  _end = .;
   PROVIDE (end = .);
+  . = DATA_SEGMENT_END (.);
   /* Stabs debugging sections.  */
-  .stab 0 : { *(.stab) }
-  .stabstr 0 : { *(.stabstr) }
-  .stab.excl 0 : { *(.stab.excl) }
-  .stab.exclstr 0 : { *(.stab.exclstr) }
-  .stab.index 0 : { *(.stab.index) }
+  .stab          0 : { *(.stab) }
+  .stabstr       0 : { *(.stabstr) }
+  .stab.excl     0 : { *(.stab.excl) }
+  .stab.exclstr  0 : { *(.stab.exclstr) }
+  .stab.index    0 : { *(.stab.index) }
   .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment 0 : { *(.comment) }
+  .comment       0 : { *(.comment) }
   /* DWARF debug sections.
      Symbols in the DWARF debugging sections are relative to the beginning
      of the section so we begin them at 0.  */
@@ -124,7 +172,7 @@
   .debug_aranges  0 : { *(.debug_aranges) }
   .debug_pubnames 0 : { *(.debug_pubnames) }
   /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info) }
+  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
   .debug_abbrev   0 : { *(.debug_abbrev) }
   .debug_line     0 : { *(.debug_line) }
   .debug_frame    0 : { *(.debug_frame) }
@@ -136,5 +184,5 @@
   .debug_funcnames 0 : { *(.debug_funcnames) }
   .debug_typenames 0 : { *(.debug_typenames) }
   .debug_varnames  0 : { *(.debug_varnames) }
-  /* These must appear regardless of  .  */
+  /DISCARD/ : { *(.note.GNU-stack) }
 }
--- ppc.ld
+++ ppc.ld
@@ -1,116 +1,200 @@
-/* ld script to make i386 Linux kernel
- * Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>;
- */
-OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc")
-OUTPUT_ARCH(powerpc)
-SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/alpha-unknown-linux-gnu/lib);
+/* Default linker script, for normal executables */
+OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc",
+	      "elf32-powerpc")
+OUTPUT_ARCH(powerpc:common)
 ENTRY(_start)
+SEARCH_DIR("/usr/powerpc-suse-linux/lib"); SEARCH_DIR("/usr/local/lib"); SEARCH_DIR("/lib"); SEARCH_DIR("/usr/lib");
 SECTIONS
 {
   /* Read-only sections, merged into text segment: */
-  . = 0x60000000 + SIZEOF_HEADERS;
-  .interp     : { *(.interp) 	}
-  .hash          : { *(.hash)		}
-  .dynsym        : { *(.dynsym)		}
-  .dynstr        : { *(.dynstr)		}
-  .gnu.version   : { *(.gnu.version)	}
-  .gnu.version_d   : { *(.gnu.version_d)	}
-  .gnu.version_r   : { *(.gnu.version_r)	}
-  .rel.text      :
-    { *(.rel.text) *(.rel.gnu.linkonce.t*) }
-  .rela.text     :
-    { *(.rela.text) *(.rela.gnu.linkonce.t*) }
-  .rel.data      :
-    { *(.rel.data) *(.rel.gnu.linkonce.d*) }
-  .rela.data     :
-    { *(.rela.data) *(.rela.gnu.linkonce.d*) }
-  .rel.rodata    :
-    { *(.rel.rodata) *(.rel.gnu.linkonce.r*) }
-  .rela.rodata   :
-    { *(.rela.rodata) *(.rela.gnu.linkonce.r*) }
-  .rel.got       : { *(.rel.got)		}
-  .rela.got      : { *(.rela.got)		}
-  .rel.ctors     : { *(.rel.ctors)	}
-  .rela.ctors    : { *(.rela.ctors)	}
-  .rel.dtors     : { *(.rel.dtors)	}
-  .rela.dtors    : { *(.rela.dtors)	}
-  .rel.init      : { *(.rel.init)	}
-  .rela.init     : { *(.rela.init)	}
-  .rel.fini      : { *(.rel.fini)	}
-  .rela.fini     : { *(.rela.fini)	}
-  .rel.bss       : { *(.rel.bss)		}
-  .rela.bss      : { *(.rela.bss)		}
-  .rel.plt       : { *(.rel.plt)		}
-  .rela.plt      : { *(.rela.plt)		}
-  .init          : { *(.init)	} =0x47ff041f
-  .text      :
+  PROVIDE (__executable_start = 0x60000000); . = 0x60000000 + SIZEOF_HEADERS;
+  .interp         : { *(.interp) }
+  .hash           : { *(.hash) }
+  .dynsym         : { *(.dynsym) }
+  .dynstr         : { *(.dynstr) }
+  .gnu.version    : { *(.gnu.version) }
+  .gnu.version_d  : { *(.gnu.version_d) }
+  .gnu.version_r  : { *(.gnu.version_r) }
+  .rel.init       : { *(.rel.init) }
+  .rela.init      : { *(.rela.init) }
+  .rel.text       : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
+  .rela.text      : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
+  .rel.fini       : { *(.rel.fini) }
+  .rela.fini      : { *(.rela.fini) }
+  .rel.rodata     : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
+  .rela.rodata    : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
+  .rel.data.rel.ro   : { *(.rel.data.rel.ro*) }
+  .rela.data.rel.ro   : { *(.rel.data.rel.ro*) }
+  .rel.data       : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
+  .rela.data      : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
+  .rel.tdata	  : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
+  .rela.tdata	  : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
+  .rel.tbss	  : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
+  .rela.tbss	  : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
+  .rel.ctors      : { *(.rel.ctors) }
+  .rela.ctors     : { *(.rela.ctors) }
+  .rel.dtors      : { *(.rel.dtors) }
+  .rela.dtors     : { *(.rela.dtors) }
+  .rel.got        : { *(.rel.got) }
+  .rela.got       : { *(.rela.got) }
+  .rela.got1           : { *(.rela.got1) }
+  .rela.got2           : { *(.rela.got2) }
+  .rel.sdata      : { *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) }
+  .rela.sdata     : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) }
+  .rel.sbss       : { *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) }
+  .rela.sbss      : { *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) }
+  .rel.sdata2     : { *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) }
+  .rela.sdata2    : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) }
+  .rel.sbss2      : { *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) }
+  .rela.sbss2     : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) }
+  .rel.bss        : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
+  .rela.bss       : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
+  .rel.plt        : { *(.rel.plt) }
+  .rela.plt       : { *(.rela.plt) }
+  .init           :
   {
-    *(.text)
+    KEEP (*(.init))
+  } =0
+  .text           :
+  {
+    *(.text .stub .text.* .gnu.linkonce.t.*)
+    KEEP (*(.text.*personality*))
     /* .gnu.warning sections are handled specially by elf32.em.  */
     *(.gnu.warning)
-    *(.gnu.linkonce.t*)
-  } =0x47ff041f
-  _etext = .;
+    *(.glink)
+  } =0
+  .fini           :
+  {
+    KEEP (*(.fini))
+  } =0
+  PROVIDE (__etext = .);
+  PROVIDE (_etext = .);
   PROVIDE (etext = .);
-  .fini      : { *(.fini)    } =0x47ff041f
-  . = ALIGN(32 / 8);
-  PROVIDE (__preinit_array_start = .);
-  .preinit_array     : { *(.preinit_array) }
-  PROVIDE (__preinit_array_end = .);
-  PROVIDE (__init_array_start = .);
-  .init_array     : { *(.init_array) }
-  PROVIDE (__init_array_end = .);
-  PROVIDE (__fini_array_start = .);
-  .fini_array     : { *(.fini_array) }
-  PROVIDE (__fini_array_end = .);
-  .rodata    : { *(.rodata) *(.gnu.linkonce.r*) }
-  .rodata1   : { *(.rodata1) }
-  .reginfo : { *(.reginfo) }
+  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
+  .rodata1        : { *(.rodata1) }
+  .sdata2         :
+  {
+    PROVIDE (_SDA2_BASE_ = 32768);
+    *(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
+  }
+  .sbss2          : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) }
+  .eh_frame_hdr : { *(.eh_frame_hdr) }
+  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) }
+  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
   /* Adjust the address for the data segment.  We want to adjust up to
      the same address within the page on the next page up.  */
-  . = ALIGN(0x100000) + (. & (0x100000 - 1));
-  .data    :
+  . = ALIGN (0x10000) - ((0x10000 - .) & (0x10000 - 1)); . = DATA_SEGMENT_ALIGN (0x10000, 0x1000);
+  /* Exception handling  */
+  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) }
+  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
+  /* Thread Local Storage sections  */
+  .tdata	  : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
+  .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
+  .preinit_array     :
+  {
+    PROVIDE_HIDDEN (__preinit_array_start = .);
+    KEEP (*(.preinit_array))
+    PROVIDE_HIDDEN (__preinit_array_end = .);
+  }
+  .init_array     :
+  {
+     PROVIDE_HIDDEN (__init_array_start = .);
+     KEEP (*(.init_array))
+     PROVIDE_HIDDEN (__init_array_end = .);
+  }
+  .fini_array     :
   {
-    *(.data)
-    *(.gnu.linkonce.d*)
-    CONSTRUCTORS
+    PROVIDE_HIDDEN (__fini_array_start = .);
+    KEEP (*(.fini_array))
+    PROVIDE_HIDDEN (__fini_array_end = .);
   }
-  .data1   : { *(.data1) }
-  .ctors         :
+  .ctors          :
   {
-    *(.ctors)
+    /* gcc uses crtbegin.o to find the start of
+       the constructors, so we make sure it is
+       first.  Because this is a wildcard, it
+       doesn't matter if the user does not
+       actually link against crtbegin.o; the
+       linker won't look for a file to match a
+       wildcard.  The wildcard also means that it
+       doesn't matter which directory crtbegin.o
+       is in.  */
+    KEEP (*crtbegin*.o(.ctors))
+    /* We don't want to include the .ctor section from
+       from the crtend.o file until after the sorted ctors.
+       The .ctor section from the crtend file contains the
+       end of ctors marker and it must be last */
+    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
+    KEEP (*(SORT(.ctors.*)))
+    KEEP (*(.ctors))
   }
-  .dtors         :
+  .dtors          :
   {
-    *(.dtors)
+    KEEP (*crtbegin*.o(.dtors))
+    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
+    KEEP (*(SORT(.dtors.*)))
+    KEEP (*(.dtors))
   }
-  .plt      : { *(.plt)	}
-  .got           : { *(.got.plt) *(.got) }
-  .dynamic       : { *(.dynamic) }
+  .jcr            : { KEEP (*(.jcr)) }
+  .data.rel.ro : { *(.data.rel.ro.local) *(.data.rel.ro*) }
+  .got1           : { *(.got1) }
+  .got2           : { *(.got2) }
+  .dynamic        : { *(.dynamic) }
+  .got            : SPECIAL { *(.got) }
+  . = DATA_SEGMENT_RELRO_END (0, .);
+  .plt            : SPECIAL { *(.plt) }
+  .data           :
+  {
+    *(.data .data.* .gnu.linkonce.d.*)
+    KEEP (*(.gnu.linkonce.d.*personality*))
+    SORT(CONSTRUCTORS)
+  }
+  .data1          : { *(.data1) }
+  .got            : SPECIAL { *(.got) }
   /* We want the small data sections together, so single-instruction offsets
      can access them all, and initialized data all before uninitialized, so
      we can shorten the on-disk segment size.  */
-  .sdata     : { *(.sdata) }
-  _edata  =  .;
-  PROVIDE (edata = .);
+  .sdata          :
+  {
+    PROVIDE (_SDA_BASE_ = 32768);
+    *(.sdata .sdata.* .gnu.linkonce.s.*)
+  }
+  _edata = .; PROVIDE (edata = .);
   __bss_start = .;
-  .sbss      : { *(.sbss) *(.scommon) }
-  .bss       :
+  .sbss           :
+  {
+    PROVIDE (__sbss_start = .); PROVIDE (___sbss_start = .);
+    *(.dynsbss)
+    *(.sbss .sbss.* .gnu.linkonce.sb.*)
+    *(.scommon)
+    PROVIDE (__sbss_end = .); PROVIDE (___sbss_end = .);
+  }
+  .plt            : SPECIAL { *(.plt) }
+  .bss            :
   {
    *(.dynbss)
-   *(.bss)
+   *(.bss .bss.* .gnu.linkonce.b.*)
    *(COMMON)
+   /* Align here to ensure that the .bss section occupies space up to
+      _end.  Align after .bss to ensure correct alignment even if the
+      .bss section disappears because there are no input sections.
+      FIXME: Why do we need it? When there is no .bss section, we don't
+      pad the .data section.  */
+   . = ALIGN(. != 0 ? 32 / 8 : 1);
   }
-  _end = . ;
+  . = ALIGN(32 / 8);
+  . = ALIGN(32 / 8);
+  _end = .;
   PROVIDE (end = .);
+  . = DATA_SEGMENT_END (.);
   /* Stabs debugging sections.  */
-  .stab 0 : { *(.stab) }
-  .stabstr 0 : { *(.stabstr) }
-  .stab.excl 0 : { *(.stab.excl) }
-  .stab.exclstr 0 : { *(.stab.exclstr) }
-  .stab.index 0 : { *(.stab.index) }
+  .stab          0 : { *(.stab) }
+  .stabstr       0 : { *(.stabstr) }
+  .stab.excl     0 : { *(.stab.excl) }
+  .stab.exclstr  0 : { *(.stab.exclstr) }
+  .stab.index    0 : { *(.stab.index) }
   .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment 0 : { *(.comment) }
+  .comment       0 : { *(.comment) }
   /* DWARF debug sections.
      Symbols in the DWARF debugging sections are relative to the beginning
      of the section so we begin them at 0.  */
@@ -124,7 +208,7 @@
   .debug_aranges  0 : { *(.debug_aranges) }
   .debug_pubnames 0 : { *(.debug_pubnames) }
   /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info) }
+  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
   .debug_abbrev   0 : { *(.debug_abbrev) }
   .debug_line     0 : { *(.debug_line) }
   .debug_frame    0 : { *(.debug_frame) }
@@ -136,5 +220,6 @@
   .debug_funcnames 0 : { *(.debug_funcnames) }
   .debug_typenames 0 : { *(.debug_typenames) }
   .debug_varnames  0 : { *(.debug_varnames) }
-  /* These must appear regardless of  .  */
+  /DISCARD/	: { *(.fixup) }
+  /DISCARD/ : { *(.note.GNU-stack) }
 }

  reply	other threads:[~2007-07-02 15:00 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-22 21:15 [Qemu-devel] qemu-i386 segfaults running "hello world" Rob Landley
2007-06-22 22:31 ` Rob Landley
2007-06-22 23:13   ` Alexander Graf
2007-06-22 23:27     ` andrzej zaborowski
2007-06-23  6:38       ` Rob Landley
2007-06-23  5:31     ` Rob Landley
2007-06-23  7:27       ` Alexander Graf
2007-06-24  5:40         ` Rob Landley
2007-06-23  7:41   ` Rob Landley
2007-06-23 11:00     ` Jens Axboe
2007-06-24  7:01       ` Rob Landley
2007-06-26 13:05         ` Jens Axboe
2007-06-23  9:50   ` Nigel Horne
2007-06-23 11:12   ` [Qemu-devel] [PATCH] " Stefan Weil
2007-06-24  7:36     ` Rob Landley
2007-07-02 15:02       ` Alexander Graf [this message]
2007-07-10 15:47         ` Rob Landley
2007-07-10 16:10           ` Andreas Färber

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=46891399.1050906@suse.de \
    --to=agraf@suse.de \
    --cc=qemu-devel@nongnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.