mirror of
https://github.com/kanjitalk755/macemu.git
synced 2024-11-23 04:33:24 +00:00
- add Linux/PPC linker script
- always relocate Basilisk II binary to 0x78048000 on MacOS X (including x86, to be tested later)
This commit is contained in:
gbeauche
parent
dc286967dc
commit
a4a070bc4a
@ -1101,9 +1101,10 @@ dnl Check for linker script support
|
||||
case $target_os:$target_cpu in
|
||||
linux*:i?86) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
|
||||
linux*:x86_64) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-x86_64.ld";;
|
||||
linux*:powerpc) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-ppc.ld";;
|
||||
netbsd*:i?86) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/linux-i386.ld";;
|
||||
freebsd*:i?86) LINKER_SCRIPT_FLAGS="-Wl,-T,ldscripts/freebsd-i386.ld";;
|
||||
darwin*:powerpc)LINKER_SCRIPT_FLAGS="-Wl,-seg1addr,0x78048000";;
|
||||
darwin*:*) LINKER_SCRIPT_FLAGS="-Wl,-seg1addr,0x78048000";;
|
||||
esac
|
||||
if [[ -n "$LINKER_SCRIPT_FLAGS" ]]; then
|
||||
AC_CACHE_CHECK([whether linker script is usable],
|
||||
|
||||
219
BasiliskII/src/Unix/ldscripts/linux-ppc.ld
Normal file
219
BasiliskII/src/Unix/ldscripts/linux-ppc.ld
Normal file
@ -0,0 +1,219 @@
|
||||
/* Script for -z combreloc: combine and sort reloc sections */
|
||||
OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc")
|
||||
OUTPUT_ARCH(powerpc:common)
|
||||
ENTRY(_start)
|
||||
SEARCH_DIR("/lib"); SEARCH_DIR("/usr/lib"); SEARCH_DIR("/usr/local/lib");
|
||||
SECTIONS
|
||||
{
|
||||
/* Read-only sections, merged into text segment: */
|
||||
. = 0x78048000 + 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.dyn :
|
||||
{
|
||||
*(.rel.init)
|
||||
*(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
|
||||
*(.rel.fini)
|
||||
*(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
|
||||
*(.rel.data.rel.ro*)
|
||||
*(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
|
||||
*(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
|
||||
*(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
|
||||
*(.rel.ctors)
|
||||
*(.rel.dtors)
|
||||
*(.rel.got)
|
||||
*(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*)
|
||||
*(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*)
|
||||
*(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*)
|
||||
*(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*)
|
||||
*(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
|
||||
}
|
||||
.rela.dyn :
|
||||
{
|
||||
*(.rela.init)
|
||||
*(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
|
||||
*(.rela.fini)
|
||||
*(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
|
||||
*(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
|
||||
*(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
|
||||
*(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
|
||||
*(.rela.ctors)
|
||||
*(.rela.dtors)
|
||||
*(.rela.got)
|
||||
*(.rela.got1)
|
||||
*(.rela.got2)
|
||||
*(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*)
|
||||
*(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*)
|
||||
*(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*)
|
||||
*(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*)
|
||||
*(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
|
||||
}
|
||||
.rel.plt : { *(.rel.plt) }
|
||||
.rela.plt : { *(.rela.plt) }
|
||||
.init :
|
||||
{
|
||||
KEEP (*(.init))
|
||||
} =0
|
||||
.text :
|
||||
{
|
||||
*(.text .stub .text.* .gnu.linkonce.t.*)
|
||||
KEEP (*(.text.*personality*))
|
||||
/* .gnu.warning sections are handled specially by elf32.em. */
|
||||
*(.gnu.warning)
|
||||
} =0
|
||||
.fini :
|
||||
{
|
||||
KEEP (*(.fini))
|
||||
} =0
|
||||
PROVIDE (__etext = .);
|
||||
PROVIDE (_etext = .);
|
||||
PROVIDE (etext = .);
|
||||
.rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
|
||||
.rodata1 : { *(.rodata1) }
|
||||
.sdata2 : { *(.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 { KEEP (*(.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 (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 { KEEP (*(.gcc_except_table)) *(.gcc_except_table.*) }
|
||||
/* Thread Local Storage sections */
|
||||
.tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
|
||||
.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
|
||||
/* Ensure the __preinit_array_start label is properly aligned. We
|
||||
could instead move the label definition inside the section, but
|
||||
the linker would then create the section even if it turns out to
|
||||
be empty, which isn't pretty. */
|
||||
. = ALIGN(32 / 8);
|
||||
PROVIDE (__preinit_array_start = .);
|
||||
.preinit_array : { KEEP (*(.preinit_array)) }
|
||||
PROVIDE (__preinit_array_end = .);
|
||||
PROVIDE (__init_array_start = .);
|
||||
.init_array : { KEEP (*(.init_array)) }
|
||||
PROVIDE (__init_array_end = .);
|
||||
PROVIDE (__fini_array_start = .);
|
||||
.fini_array : { KEEP (*(.fini_array)) }
|
||||
PROVIDE (__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*) }
|
||||
.fixup : { *(.fixup) }
|
||||
.got1 : { *(.got1) }
|
||||
.got2 : { *(.got2) }
|
||||
.dynamic : { *(.dynamic) }
|
||||
. = DATA_SEGMENT_RELRO_END (0, .);
|
||||
.data :
|
||||
{
|
||||
*(.data .data.* .gnu.linkonce.d.*)
|
||||
KEEP (*(.gnu.linkonce.d.*personality*))
|
||||
SORT(CONSTRUCTORS)
|
||||
}
|
||||
.data1 : { *(.data1) }
|
||||
.got1 : { *(.got1) }
|
||||
.got2 : { *(.got2) }
|
||||
.got : { *(.got.plt) *(.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 .sdata.* .gnu.linkonce.s.*)
|
||||
}
|
||||
_edata = .;
|
||||
PROVIDE (edata = .);
|
||||
__bss_start = .;
|
||||
.sbss :
|
||||
{
|
||||
PROVIDE (__sbss_start = .);
|
||||
PROVIDE (___sbss_start = .);
|
||||
*(.dynsbss)
|
||||
*(.sbss .sbss.* .gnu.linkonce.sb.*)
|
||||
*(.scommon)
|
||||
PROVIDE (__sbss_end = .);
|
||||
PROVIDE (___sbss_end = .);
|
||||
}
|
||||
.plt : { *(.plt) }
|
||||
.bss :
|
||||
{
|
||||
*(.dynbss)
|
||||
*(.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. */
|
||||
. = 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.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 .gnu.linkonce.wi.*) }
|
||||
.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) }
|
||||
/DISCARD/ : { *(.fixup) }
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user