PERFORCE change 55145 for review

Juli Mallett jmallett at FreeBSD.org
Thu Jun 17 09:47:39 GMT 2004


http://perforce.freebsd.org/chv.cgi?CH=55145

Change 55145 by jmallett at jmallett_oingo on 2004/06/17 09:47:00

	Try to get Elf N32 Tradbigmips going.  Both the emulator and real
	hardware are unhappy with one of the PT_LOAD segments:
		loadable chunk 3 @ 00000000, vaddr 0000000000000000 len=0x21b79
	Which is very, very wrong.

Affected files ...

.. //depot/projects/mips/sys/conf/ldscript.mips#7 edit

Differences ...

==== //depot/projects/mips/sys/conf/ldscript.mips#7 (text+ko) ====

@@ -1,83 +1,227 @@
 /* $FreeBSD$ */
-
 OUTPUT_FORMAT("elf32-ntradbigmips", "elf32-ntradbigmips", "elf32-ntradlittlemips")
 OUTPUT_ARCH(mips)
 ENTRY(start)
+SEARCH_DIR(/usr/lib);
 /* Do we need any of these for elf?
    __DYNAMIC = 0;    */
 SECTIONS
 {
   /* Read-only sections, merged into text segment: */
-  .MIPS.options : { *(.MIPS.options) }
-  .dynamic        : { *(.dynamic) }
-  .hash           : { *(.hash) }
-  .dynsym         : { *(.dynsym) }
-  .dynstr         : { *(.dynstr) }
-  .gnu.version    : { *(.gnu.version) }
-  .gnu.version_d  : { *(.gnu.version_d) }
-  .gnu.version_r  : { *(.gnu.version_r) }
-  .text           :
+  . = . + 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.data)
+      *(.rel.data.*)
+      *(.rel.gnu.linkonce.d.*)
+    }
+  .rela.data     :
+    {
+      *(.rela.data)
+      *(.rela.data.*)
+      *(.rela.gnu.linkonce.d.*)
+    }
+  .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.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.*)
+      *(.rel.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          : 
+  { 
+    KEEP (*(.init))
+  } =0x1000000
+  .text      :
   {
-    _ftext = . ;
-    *(.text .stub .text.* .gnu.linkonce.t.*)
+    *(.trap)
+    *(.text)
+    *(.text.*)
+    *(.stub)
     /* .gnu.warning sections are handled specially by elf32.em.  */
     *(.gnu.warning)
-  } =0
-  .fini           :
+    *(.gnu.linkonce.t.*)
+  } =0x1000000
+  .fini      :
   {
     KEEP (*(.fini))
-  } =0
+  } =0x1000000
   PROVIDE (__etext = .);
   PROVIDE (_etext = .);
   PROVIDE (etext = .);
-  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
-  .rodata1        : { *(.rodata1) }
-  .eh_frame_hdr : { *(.eh_frame_hdr) }
-  /* 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           :
+  .rodata   : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) }
+  .rodata1   : { *(.rodata1) }
+  .reginfo : { *(.reginfo) }
+  .sdata2   : { *(.sdata2) *(.sdata2.*) *(.gnu.linkonce.s2.*) }
+  .sbss2   : { *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) }
+  . = ALIGN(0x2000) + (. & (0x2000 - 1));
+  .data    :
+  {
+    *(.data)
+    *(.data.*)
+    *(.gnu.linkonce.d.*)
+    SORT(CONSTRUCTORS)
+  }
+  .data1   : { *(.data1) }
+  .eh_frame : { KEEP (*(.eh_frame)) }
+  .gcc_except_table : { *(.gcc_except_table) }
+  .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         :
   {
-    _fdata = . ;
-    *(.data .data.* .gnu.linkonce.d.*)
+    KEEP (*crtbegin.o(.dtors))
+    KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
+    KEEP (*(SORT(.dtors.*)))
+    KEEP (*(.dtors))
   }
-  .data1          : { *(.data1) }
-  .tdata	  : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
-  .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
-  .eh_frame       : { KEEP (*(.eh_frame)) }
-  .jcr            : { KEEP (*(.jcr)) }
+  .plt      : { *(.plt)	}
   _gp = ALIGN(16) + 0x7ff0;
-  .got            : { *(.got.plt) *(.got) }
-  .sdata2         : { *(.sdata2 .sdata2.* .gnu.linkonce.s2.*) }
-  .sbss2          : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) }
+  .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     : 
   {
-    *(.sdata .sdata.* .gnu.linkonce.s.*)
+    *(.sdata) 
+    *(.sdata.*)
+    *(.gnu.linkonce.s.*)
   }
-  .lit8           : { *(.lit8) }
-  .lit4           : { *(.lit4) }
-  .srdata         : { *(.srdata) }
   _edata = .;
   PROVIDE (edata = .);
   __bss_start = .;
-  _fbss = .;
-  .sbss           :
+  .sbss      :
   {
     PROVIDE (__sbss_start = .);
     PROVIDE (___sbss_start = .);
     *(.dynsbss)
-    *(.sbss .sbss.* .gnu.linkonce.sb.*)
+    *(.sbss)
+    *(.sbss.*)
+    *(.gnu.linkonce.sb.*)
     *(.scommon)
     PROVIDE (__sbss_end = .);
     PROVIDE (___sbss_end = .);
   }
-  .bss            :
+  .bss       :
   {
    *(.dynbss)
-   *(.bss .bss.* .gnu.linkonce.b.*)
+   *(.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
@@ -88,13 +232,13 @@
   _end = .;
   PROVIDE (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.  */
@@ -108,7 +252,7 @@
   .debug_aranges  0 : { *(.debug_aranges) }
   .debug_pubnames 0 : { *(.debug_pubnames) }
   /* DWARF 2 */
-  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
+  .debug_info     0 : { *(.debug_info) *(.gnu.linkonce.wi.*) }
   .debug_abbrev   0 : { *(.debug_abbrev) }
   .debug_line     0 : { *(.debug_line) }
   .debug_frame    0 : { *(.debug_frame) }
@@ -120,7 +264,5 @@
   .debug_funcnames 0 : { *(.debug_funcnames) }
   .debug_typenames 0 : { *(.debug_typenames) }
   .debug_varnames  0 : { *(.debug_varnames) }
-  .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
-  .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
-  /DISCARD/ : { *(.note.GNU-stack) }
+  /* These must appear regardless of  .  */
 }


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