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-rw-r--r--c/src/lib/libbsp/m68k/mvme167/startup/linkcmds278
1 files changed, 104 insertions, 174 deletions
diff --git a/c/src/lib/libbsp/m68k/mvme167/startup/linkcmds b/c/src/lib/libbsp/m68k/mvme167/startup/linkcmds
index 739552c670..8ddee103c5 100644
--- a/c/src/lib/libbsp/m68k/mvme167/startup/linkcmds
+++ b/c/src/lib/libbsp/m68k/mvme167/startup/linkcmds
@@ -29,9 +29,6 @@ RAM_END = RAM_START + RAM_SIZE;
/*
* Declare some sizes.
- * XXX: The assignment of ". += XyzSize;" fails in older gld's if the
- * number used there is not constant. If this happens to you, edit
- * the lines marked XXX below to use a constant value.
*/
HeapSize = DEFINED(HeapSize) ? HeapSize : 0x10000;
StackSize = DEFINED(StackSize) ? StackSize : 0x1000;
@@ -49,175 +46,108 @@ MEMORY
SECTIONS
{
- /*
- * We want the entry point to be the first thing in memory.
- * Merge all read-only data into the .text section.
- */
- .text 0x00800000 :
- {
- text_start = . ;
-
- *(.text)
- *(.text.*)
- *(.stub)
-
- /* C++ constructors/destructors */
- *(.gnu.linkonce.t*)
-
- /* Initialization and finalization code.
- *
- * Various files can provide initialization and finalization functions.
- * crtbegin.o and crtend.o are two instances. The body of these functions
- * are in .init and .fini sections. We accumulate the bodies here, and
- * prepend function prologues from crti.o and function epilogues from
- * crtn.o. crti.o must be linked first; crtn.o must be linked last.
- * Because these are wildcards, it doesn't matter if the user does not
- * actually link against crti.o and crtn.o; the linker won't look for a
- * file to match a wildcard. The wildcard also means that it doesn't
- * matter which directory crti.o and crtn.o are in.
- */
- PROVIDE (_init = .);
- *crti.o(.init)
- *(.init)
- *crtn.o(.init)
-
- PROVIDE (_fini = .);
- *crti.o(.fini)
- *(.fini)
- *crtn.o(.init)
-
- . = ALIGN (16);
-
- /* C++ constructors and destructors for static objects.
- *
- * gcc uses crtbegin.o to find the start of the constructors and
- * destructors 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. The constructor and destructor list are terminated in crtend.o.
- * The same comments apply to it.
- */
- PROVIDE (__CTOR_LIST__ = .);
- *crtbegin.o(.ctors)
- *(.ctors)
- *crtend.o(.ctors)
- PROVIDE (__CTOR_END__ = .);
-
- PROVIDE (__DTOR_LIST__ = .);
- *crtbegin.o(.dtors)
- *(.dtors)
- *crtend.o(.dtors)
- PROVIDE (__DTOR_END__ = .);
-
- . = ALIGN (16);
-
- /* Exception frame info */
- *(.eh_frame)
-
- . = ALIGN (16);
-
- /* Do we have any of these with egcs-1.x and higher? */
- *(.gcc_exc)
-
- . = ALIGN (16);
-
- _rodata_start = . ;
- *(.rodata)
- *(.rodata.*)
- *(.gnu.linkonce.r*)
- *(.rodata1)
- _erodata = .;
-
- _etext = .;
- PROVIDE (etext = .);
-
- } >ram =0x4e75
-
- . = ALIGN (16);
-
- .data :
- {
- data_start = .;
-
- *(.data)
- *(.data.*)
- *(.data1)
- *(.sdata)
- *(.gnu.linkonce.d*)
- *(.gcc_except_table)
-
- . = ALIGN (16);
- _edata = .;
- PROVIDE (edata = .);
- } >ram
-
- .bss :
- {
- bss_start = .;
- *(.dynbss)
- *(.bss)
- *(COMMON)
- *(.sbss)
- *(.scommon)
-
- . = ALIGN (16);
- _end = .;
- PROVIDE (end = .);
- } >ram
-
- _HeapStart = .;
- . += HeapSize; /* XXX -- Old gld can't handle this */
- _HeapEnd = .;
- _StackStart = .;
- . += StackSize; /* XXX -- Old gld can't handle this */
- /* . += 0x10000; */ /* HeapSize for old gld */
- /* . += 0x1000; */ /* StackSize for old gld */
- . = ALIGN (16);
- _StackEnd = .;
- stack_init = .;
- clear_end = .;
-
- _WorkspaceBase = .;
-
- /* 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.indexstr 0 : { *(.stab.indexstr) }
- .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. */
- /* DWARF 1 */
- .debug 0 : { *(.debug) }
- .line 0 : { *(.line) }
-
- /* GNU DWARF 1 extensions */
- .debug_srcinfo 0 : { *(.debug_srcinfo) }
- .debug_sfnames 0 : { *(.debug_sfnames) }
-
- /* DWARF 1.1 and DWARF 2 */
- .debug_aranges 0 : { *(.debug_aranges) }
- .debug_pubnames 0 : { *(.debug_pubnames) }
-
- /* DWARF 2 */
- .debug_info 0 : { *(.debug_info) }
- .debug_abbrev 0 : { *(.debug_abbrev) }
- .debug_line 0 : { *(.debug_line) }
- .debug_frame 0 : { *(.debug_frame) }
- .debug_str 0 : { *(.debug_str) }
- .debug_loc 0 : { *(.debug_loc) }
- .debug_macinfo 0 : { *(.debug_macinfo) }
-
- /* SGI/MIPS DWARF 2 extensions */
- .debug_weaknames 0 : { *(.debug_weaknames) }
- .debug_funcnames 0 : { *(.debug_funcnames) }
- .debug_typenames 0 : { *(.debug_typenames) }
- .debug_varnames 0 : { *(.debug_varnames) }
- /* These must appear regardless of . */
-}
+ ram : {
+ . = .;
+ } >ram
+
+ /*
+ * Text, data and bss segments
+ */
+ .text : {
+ *(.text)
+
+ /*
+ * C++ constructors/destructors
+ */
+ *(.gnu.linkonce.t.*)
+
+ /*
+ * Initialization and finalization code.
+ *
+ * Various files can provide initialization and finalization
+ * functions. crtbegin.o and crtend.o are two instances. The
+ * body of these functions are in .init and .fini sections. We
+ * accumulate the bodies here, and prepend function prologues
+ * from crti.o and function epilogues from crtn.o. crti.o must
+ * be linked first; crtn.o must be linked last. Because these
+ * are wildcards, it doesn't matter if the user does not
+ * actually link against crti.o and crtn.o; the linker won't
+ * look for a file to match a wildcard. The wildcard also
+ * means that it doesn't matter which directory crti.o and
+ * crtn.o are in.
+ */
+ PROVIDE (_init = .);
+ *crti.o(.init)
+ *(.init)
+ *crtn.o(.init)
+ PROVIDE (_fini = .);
+ *crti.o(.fini)
+ *(.fini)
+ *crtn.o(.fini)
+
+ /*
+ * C++ constructors/destructors
+ *
+ * gcc uses crtbegin.o to find the start of the constructors
+ * and destructors 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. The
+ * constructor and destructor list are terminated in
+ * crtend.o. The same comments apply to it.
+ */
+ . = ALIGN (16);
+ *crtbegin.o(.ctors)
+ *(.ctors)
+ *crtend.o(.ctors)
+ *crtbegin.o(.dtors)
+ *(.dtors)
+ *crtend.o(.dtors)
+
+ /*
+ * Exception frame info
+ */
+ . = ALIGN (16);
+ *(.eh_frame)
+ /*
+ * Read-only data
+ */
+ . = ALIGN (16);
+ _rodata_start = . ;
+ *(.rodata)
+ *(.gnu.linkonce.r*)
+
+ . = ALIGN (16);
+ PROVIDE (_etext = .);
+ } >ram
+ .data : {
+ PROVIDE (_copy_start = .);
+ *(.data)
+ *(.gnu.linkonce.d*)
+ *(.gcc_except_table)
+ . = ALIGN (16);
+ PROVIDE (_edata = .);
+ PROVIDE (_copy_end = .);
+ } >ram
+ .bss : {
+ PROVIDE (_bss_start = .);
+ PROVIDE (_clear_start = .);
+ *(.bss)
+ *(COMMON)
+ . = ALIGN (16);
+ PROVIDE (end = .);
+
+ . += StackSize;
+ PROVIDE (_stack_init = .);
+
+ . = ALIGN (16);
+ PROVIDE (_HeapStart = .);
+ . += HeapSize;
+ PROVIDE (_HeapEnd = .);
+ PROVIDE (_clear_end = .);
+
+ PROVIDE (_WorkspaceBase = .);
+ } >ram
+}