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xen-changelog
[Xen-changelog] [xen-unstable] [XEN][POWERPC] Linker script simplificati
# HG changeset patch
# User Jimi Xenidis <jimix@xxxxxxxxxxxxxx>
# Date 1169499166 18000
# Node ID 7242b912d2661badb2e24a0372a995abf1a2bd49
# Parent 796887cef9e10436372576f74c751b3f0c039c0c
[XEN][POWERPC] Linker script simplification broke optimized builds.
offending changeset was: changeset: 14126:c759c733f77d
So put it back and just update the symbols like a good little boy.
Signed-off-by: Jimi Xenidis <jimix@xxxxxxxxxxxxxx>
---
xen/arch/powerpc/xen.lds.S | 182 ++++++++++++++++++++++++++++++++++-----------
1 files changed, 141 insertions(+), 41 deletions(-)
diff -r 796887cef9e1 -r 7242b912d266 xen/arch/powerpc/xen.lds.S
--- a/xen/arch/powerpc/xen.lds.S Wed Jan 17 14:12:08 2007 -0500
+++ b/xen/arch/powerpc/xen.lds.S Mon Jan 22 15:52:46 2007 -0500
@@ -7,62 +7,113 @@ OUTPUT_FORMAT("elf64-powerpc", "elf64-po
"elf64-powerpc")
OUTPUT_ARCH(powerpc:common64)
ENTRY(_start)
+SEARCH_DIR("=/usr/local/lib64"); SEARCH_DIR("=/lib64");
SEARCH_DIR("=/usr/lib64"); SEARCH_DIR("=/usr/local/lib"); SEARCH_DIR("=/lib");
SEARCH_DIR("=/usr/lib");
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
PHDRS
{
text PT_LOAD;
}
SECTIONS
{
- /* This is the address that we are linking at */
. = 0x00400000;
PROVIDE(_text = .);
PROVIDE(_stext = .);
/* Read-only sections, merged into text segment: */
+ .interp : { *(.interp) } :text
+ .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.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.toc)
+ *(.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) }
+ .rela.tocbss : { *(.rela.tocbss) }
+ .init :
+ {
+ KEEP (*(.init))
+ } =0x60000000
.text :
{
- *(.text)
+ *(.text .stub .text.* .gnu.linkonce.t.*)
/* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
- } : text
- /* end of text */
+ *(.sfpr .glink)
+ } =0x60000000
+ .fini :
+ {
+ KEEP (*(.fini))
+ } =0x60000000
PROVIDE (__etext = .);
PROVIDE (_etext = .);
PROVIDE (etext = .);
-
- /* read only data */
- .rodata : { *(.rodata .rodata.*) } : text
- .rodata1 : { *(.rodata1) } : text
- .sdata2 : { *(.sdata2 .sdata2.*) } : text
- .sbss2 : { *(.sbss2 .sbss2.*) } : text
-
- . = ALIGN(64);
- __start___ex_table = .;
- __ex_table : { *(__ex_table) } : text
- __stop___ex_table = .;
- . = ALIGN(64);
-
+ .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) }
+ /* 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);
+ /* 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(64 / 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 = .);
.data :
{
*(.data .gnu.linkonce.d.*)
SORT(CONSTRUCTORS)
- } : text
- .data1 : { *(.data1) } : text
- .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) } : text
- .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
: text
- .toc1 ALIGN(8) : { *(.toc1) } : text
- .opd ALIGN(8) : { KEEP (*(.opd)) } : text
- .got ALIGN(8) : { *(.got .toc) } : text
- /* 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.*)
- } : text
- _edata = .;
- PROVIDE (edata = .);
-
- . = ALIGN(4096); /* Init code and data */
+ }
+
+ . = ALIGN(4096);
__init_begin = .;
_sinittext = .;
.init.text : { *(.init.text) } : text
@@ -83,36 +134,85 @@ SECTIONS
__init_end = .;
__per_cpu_start = .;
- .data.percpu : { *(.data.percpu) } :text
+ .data.percpu : { *(.data.percpu) }
__per_cpu_data_end = .;
. = __per_cpu_start + (NR_CPUS << PERCPU_SHIFT);
. = ALIGN(STACK_SIZE);
__per_cpu_end = .;
-
+
+ .data1 : { *(.data1) }
+ .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
+ .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
+ .eh_frame : { KEEP (*(.eh_frame)) }
+ .gcc_except_table : { *(.gcc_except_table) }
+ .toc1 ALIGN(8) : { *(.toc1) }
+ .opd ALIGN(8) : { KEEP (*(.opd)) }
+ .dynamic : { *(.dynamic) }
+ .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)) }
+ .got ALIGN(8) : { *(.got .toc) }
+ /* 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 = .;
- .tocbss ALIGN(8) : { *(.tocbss) } : text
+ .tocbss ALIGN(8) : { *(.tocbss)}
.sbss :
{
PROVIDE (__sbss_start = .);
PROVIDE (___sbss_start = .);
+ *(.dynsbss)
*(.sbss .sbss.* .gnu.linkonce.sb.*)
*(.scommon)
PROVIDE (__sbss_end = .);
PROVIDE (___sbss_end = .);
- } : text
+ }
+ .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(64 / 8);
- } : text
+ }
. = ALIGN(64 / 8);
_end = .;
PROVIDE (end = .);
-
+ . = DATA_SEGMENT_END (.);
/* Stabs debugging sections. */
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
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