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Re: no memory region speficifed for section..... followed by .gcc_except_table is not within region rom in making tests
- From: Jonathan Larmour <jlarmour at redhat dot com>
- To: Tracy Jones <tracy at stratalight dot com>
- Cc: ecos-discuss at sources dot redhat dot com
- Date: Tue, 30 Apr 2002 19:35:27 +0100
- Subject: Re: [ECOS] no memory region speficifed for section..... followed by .gcc_except_table is not within region rom in making tests
- Organization: Red Hat UK Ltd.
- References: <F626113795D3EB4482E5ACFBD93465121CB879@mailhost.stratalight.com>
Tracy Jones wrote:
>
> /swdev/tools/ecos-3.0.4/H-i686-pc-linux-gnu/bin/../lib/gcc-lib/i686-pc-l
> inux-gnu/3.0.4/../../../../i686-pc-linux-gnu/bin/ld: warning: no memory
> region specified for section `.rel.text'
[snip]
I fixed this in our sources just earlier this month, and the patch is easy
to make so here it is.
Jifl
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Index: arch/current/src/synth.ld
===================================================================
RCS file: /home/cvs/ecc/ecc/hal/synth/arch/current/src/synth.ld,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -5 -p -r1.2 -r1.3
--- arch/current/src/synth.ld 2001/06/08 03:57:55 1.2
+++ arch/current/src/synth.ld 2002/04/10 21:21:23 1.3
@@ -60,11 +60,11 @@ GROUP(libtarget.a libgcc.a)
> _region_
#define SECTION_text(_region_, _vma_, _lma_) \
.text _vma_ : _lma_ \
{ _stext = .; \
- *(.text*) *(.gnu.warning) *(.gnu.linkonce*) *(.init) } \
+ *(.text*) *(.gnu.warning) *(.gnu.linkonce.t.*) *(.init) } \
> _region_ \
_etext = .; PROVIDE (etext = .);
#define SECTION_fini(_region_, _vma_, _lma_) \
.fini _vma_ : _lma_ \
@@ -76,11 +76,11 @@ GROUP(libtarget.a libgcc.a)
{ FORCE_OUTPUT; *(.rodata1) } \
> _region_
#define SECTION_rodata(_region_, _vma_, _lma_) \
.rodata _vma_ : _lma_ \
- { FORCE_OUTPUT; *(.rodata*) } \
+ { FORCE_OUTPUT; *(.rodata*) *(.gnu.linkonce.r.*) } \
> _region_
#define SECTION_fixup(_region_, _vma_, _lma_) \
.fixup _vma_ : _lma_ \
{ _FIXUP_START_ = ABSOLUTE(.); *(.fixup) _FIXUP_END_ = ABSOLUTE(.);} \
@@ -90,19 +90,81 @@ GROUP(libtarget.a libgcc.a)
.gcc_except_table _vma_ : _lma_ \
{ _EXCEPT_START_ = ABSOLUTE(.); *(.gcc_except_table) \
_EXCEPT_END_ = ABSOLUTE(.);} \
> _region_
+#define SECTION_eh_frame(_region_, _vma_, _lma_) \
+ .eh_frame _vma_ : _lma_ \
+ { \
+ FORCE_OUTPUT; __EH_FRAME_BEGIN__ = .; \
+ KEEP(*(.eh_frame)) \
+ __FRAME_END__ = .; \
+ . = . + 8; \
+ } > _region_ = 0
+
+#define SECTION_RELOCS(_region_, _vma_, _lma_) \
+ .rel.text : \
+ { \
+ *(.rel.text) \
+ *(.rel.text.*) \
+ *(.rel.gnu.linkonce.t*) \
+ } > _region_ \
+ .rela.text : \
+ { \
+ *(.rela.text) \
+ *(.rela.text.*) \
+ *(.rela.gnu.linkonce.t*) \
+ } > _region_ \
+ .rel.data : \
+ { \
+ *(.rel.data) \
+ *(.rel.data.*) \
+ *(.rel.gnu.linkonce.d*) \
+ } > _region_ \
+ .rela.data : \
+ { \
+ *(.rela.data) \
+ *(.rela.data.*) \
+ *(.rela.gnu.linkonce.d*) \
+ } > _region_ \
+ .rel.rodata : \
+ { \
+ *(.rel.rodata) \
+ *(.rel.rodata.*) \
+ *(.rel.gnu.linkonce.r*) \
+ } > _region_ \
+ .rela.rodata : \
+ { \
+ *(.rela.rodata) \
+ *(.rela.rodata.*) \
+ *(.rela.gnu.linkonce.r*) \
+ } > _region_ \
+ .rel.got : { *(.rel.got) } > _region_ \
+ .rela.got : { *(.rela.got) } > _region_ \
+ .rel.ctors : { *(.rel.ctors) } > _region_ \
+ .rela.ctors : { *(.rela.ctors) } > _region_ \
+ .rel.dtors : { *(.rel.dtors) } > _region_ \
+ .rela.dtors : { *(.rela.dtors) } > _region_ \
+ .rel.init : { *(.rel.init) } > _region_ \
+ .rela.init : { *(.rela.init) } > _region_ \
+ .rel.fini : { *(.rel.fini) } > _region_ \
+ .rela.fini : { *(.rela.fini) } > _region_ \
+ .rel.bss : { *(.rel.bss) } > _region_ \
+ .rela.bss : { *(.rela.bss) } > _region_ \
+ .rel.plt : { *(.rel.plt) } > _region_ \
+ .rela.plt : { *(.rela.plt) } > _region_ \
+ .rel.dyn : { *(.rel.dyn) } > _region_
+
// Note: The __ in the name is an encoding of the .
#define SECTION_rel__got(_region_, _vma_, _lma_) \
.rel.got _vma_ : _lma_ \
{ *(.rel.got) } \
> _region_
#define SECTION_data(_region_, _vma_, _lma_) \
.data _vma_ : _lma_ \
- { __ram_data_start = ABSOLUTE(.); *(.data*) \
+ { __ram_data_start = ABSOLUTE(.); *(.data*) *(.gnu.linkonce.d.*) \
_GOT1_START_ = ABSOLUTE(.); *(.got1) _GOT1_END_ = ABSOLUTE(.); \
/* Put .ctors and .dtors next to the .got2 section, so that */ \
/* the pointers get relocated with -mrelocatable. */ \
. = ALIGN(8); __CTOR_LIST__ = ABSOLUTE(.); \
KEEP(*(SORT(.ctors*))) __CTOR_END__ = ABSOLUTE(.); \
@@ -111,30 +173,31 @@ GROUP(libtarget.a libgcc.a)
. = ALIGN(32); \
KEEP(*( SORT (.ecos.table.*))); \
_GOT2_START_ = ABSOLUTE(.); *(.got2) _GOT2_END_ = ABSOLUTE(.); \
_GOT_START_ = ABSOLUTE(.); _GLOBAL_OFFSET_TABLE_ = ABSOLUTE(. + 32768); \
_SDA_BASE_ = ABSOLUTE(.); *(.got.plt) *(.got) \
- _GOT_END_ = ABSOLUTE(.); *(.dynamic) *(.eh_frame) \
+ _GOT_END_ = ABSOLUTE(.); *(.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_START_ = ABSOLUTE(.); *(.sdata*) } \
+ _SDATA_START_ = ABSOLUTE(.); *(.sdata*) *(.gnu.linkonce.s.*) } \
> _region_ \
__rom_data_start = LOADADDR(.data); \
__ram_data_end = .; PROVIDE(__ram_data_end = .); \
_edata = .; PROVIDE (edata = .);
#define SECTION_sbss(_region_, _vma_, _lma_) \
.sbss _vma_ : _lma_ \
{ __bss_start = ABSOLUTE (.); \
- _SBSS_START_ = ABSOLUTE(.); *(.sbss*) _SBSS_END_ = ABSOLUTE(.); \
+ _SBSS_START_ = ABSOLUTE(.); *(.sbss*) *(.gnu.linkonce.sb.*) \
+ _SBSS_END_ = ABSOLUTE(.); \
*(.scommon*) } \
> _region_
#define SECTION_bss(_region_, _vma_, _lma_) \
.bss _vma_ : _lma_ \
- { FORCE_OUTPUT; *(.dynbss*) *(.bss*) *(COMMON) } \
+ { FORCE_OUTPUT; *(.dynbss*) *(.bss*) *(COMMON) *(.gnu.linkonce.b.*) } \
> _region_ \
__bss_end = .;
#define SECTIONS_END . = ALIGN(4); _end = .; PROVIDE (end = .);
Index: i386linux/current/include/pkgconf/mlt_synth_i386_rom.ldi
===================================================================
RCS file: /home/cvs/ecc/ecc/hal/synth/i386linux/current/include/pkgconf/mlt_synth_i386_rom.ldi,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -5 -p -r1.2 -r1.3
--- i386linux/current/include/pkgconf/mlt_synth_i386_rom.ldi 2001/06/08 03:57:56 1.2
+++ i386linux/current/include/pkgconf/mlt_synth_i386_rom.ldi 2002/04/10 21:21:05 1.3
@@ -17,10 +17,12 @@ SECTIONS
SECTION_text (rom, ALIGN (0x4), LMA_EQ_VMA)
SECTION_fini (rom, ALIGN (0x4), LMA_EQ_VMA)
SECTION_rodata1 (rom, ALIGN (0x8), LMA_EQ_VMA)
SECTION_rodata (rom, ALIGN (0x8), LMA_EQ_VMA)
SECTION_fixup (rom, ALIGN (0x4), LMA_EQ_VMA)
+ SECTION_RELOCS (rom, ALIGN (0x4), LMA_EQ_VMA)
+ SECTION_eh_frame (rom, ALIGN (0x4), LMA_EQ_VMA)
SECTION_rel__got (rom, ALIGN (0x1), LMA_EQ_VMA)
SECTION_gcc_except_table (rom, ALIGN (0x1), LMA_EQ_VMA)
SECTION_data (ram, 0x2000000, LMA_EQ_VMA)
SECTION_sbss (ram, ALIGN (0x4), LMA_EQ_VMA)
SECTION_bss (ram, ALIGN (0x10), LMA_EQ_VMA)
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