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RFA: Update MN10300 simulator linker script
- From: Nick Clifton <nickc at redhat dot com>
- To: newlib at sourceware dot org
- Date: Thu, 07 May 2009 14:40:19 +0100
- Subject: RFA: Update MN10300 simulator linker script
Hi Jeff,
The attached patch updates the simulator linker script for the
MN10300 to add explicit placement for derived sections (eg .text.*
or .bss.*).
Tested with no regressions on a mn10300-elf toolchain.
OK to apply ?
Cheers
Nick
libgloss/ChangeLog
2009-05-07 Nick Clifton <nickc@redhat.com>
* mn10300/sim.ld: Add missing section names such as .bss.*
.text.*, etc. General tidy up.
Index: libgloss/mn10300/sim.ld
===================================================================
RCS file: /cvs/src/src/libgloss/mn10300/sim.ld,v
retrieving revision 1.3
diff -c -3 -p -r1.3 sim.ld
*** libgloss/mn10300/sim.ld 20 May 2005 15:45:43 -0000 1.3
--- libgloss/mn10300/sim.ld 7 May 2009 13:27:28 -0000
***************
*** 1,41 ****
! /* Linker script for the MN10300 simulator.
! */
! OUTPUT_FORMAT("elf32-mn10300", "elf32-mn10300",
! "elf32-mn10300")
OUTPUT_ARCH(mn10300)
ENTRY(_start)
GROUP(-lc -leval -lgcc)
! SEARCH_DIR(.);
! /* Do we need any of these for elf?
! __DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
/* Start of RAM (leaving room for Cygmon data) */
. = 4;
! .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) }
--- 1,32 ----
! /* Linker script for the MN10300 simulator. */
! OUTPUT_FORMAT("elf32-mn10300", "elf32-mn10300", "elf32-mn10300")
OUTPUT_ARCH(mn10300)
ENTRY(_start)
GROUP(-lc -leval -lgcc)
! SEARCH_DIR(.);
!
SECTIONS
{
/* Read-only sections, merged into text segment: */
/* Start of RAM (leaving room for Cygmon data) */
. = 4;
! .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.text.* .rel.gnu.linkonce.t*) }
! .rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t*) }
! .rel.data : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d*) }
! .rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d*) }
! .rel.rodata : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r*) }
! .rela.rodata : { *(.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) }
*************** SECTIONS
*** 44,58 ****
.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) } =0
! .plt : { *(.plt) }
.text :
{
! *(.text)
/* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
*(.gnu.linkonce.t*)
--- 35,50 ----
.rela.init : { *(.rela.init) }
.rel.fini : { *(.rel.fini) }
.rela.fini : { *(.rela.fini) }
! .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)) } =0
! .plt : { *(.plt) }
.text :
{
! *(.text .stub .text.*)
! KEEP (*(.text.*personality*))
/* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
*(.gnu.linkonce.t*)
*************** SECTIONS
*** 60,75 ****
} =0
_etext = .;
PROVIDE (etext = .);
! .fini : { *(.fini) } =0
! .rodata : { *(.rodata) *(.gnu.linkonce.r*) }
.rodata1 : { *(.rodata1) }
/* 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(1) + (. & (1 - 1));
.data :
{
! *(.data)
! *(.gnu.linkonce.d*)
CONSTRUCTORS
}
.data1 : { *(.data1) }
--- 52,67 ----
} =0
_etext = .;
PROVIDE (etext = .);
! .fini : { KEEP (*(.fini)) } =0
! .rodata : { *(.rodata .rodata.* .gnu.linkonce.r*) }
.rodata1 : { *(.rodata1) }
/* 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(1) + (. & (1 - 1));
.data :
{
! *(.data .data.* .gnu.linkonce.d.*)
! KEEP (*(.gnu.linkonce.d.*personality*))
CONSTRUCTORS
}
.data1 : { *(.data1) }
*************** SECTIONS
*** 94,108 ****
/* 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 = .);
__bss_start = .;
! .sbss : { *(.sbss) *(.scommon) }
.bss :
{
*(.dynbss)
! *(.bss)
*(COMMON)
}
_end = . ;
--- 86,100 ----
/* 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.* .gnu.linkonce.s.*) }
_edata = .;
PROVIDE (edata = .);
__bss_start = .;
! .sbss : { *(.dynsbss) *(.sbss .sbss.* .gnu.linkonce.sb.*) *(.scommon) }
.bss :
{
*(.dynbss)
! *(.bss .bss.* .gnu.linkonce.b.*)
*(COMMON)
}
_end = . ;
*************** SECTIONS
*** 128,134 ****
.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) }
--- 120,126 ----
.debug_aranges 0 : { *(.debug_aranges) }
.debug_pubnames 0 : { *(.debug_pubnames) }
/* DWARF 2 */
! .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
.debug_abbrev 0 : { *(.debug_abbrev) }
.debug_line 0 : { *(.debug_line) }
.debug_frame 0 : { *(.debug_frame) }
*************** SECTIONS
*** 143,148 ****
.debug_varnames 0 : { *(.debug_varnames) }
.stack 0x80000 : { _stack = .; *(.stack) *(._stack) }
-
- /* These must appear regardless of . */
}
--- 135,138 ----