[ARC][committed] Use DWARF.sc in elf linker script templates.

xxxx-xx-xx  Claudiu Zissulescu  <claziss@synopsys.com>

	* elfarcv2.sc : Allow interrupt vector table to be located at an
	arbitrary address.  Use DWARF.sc file.
	* elfarc.sc: Use DWARF.sc file.
This commit is contained in:
Claudiu Zissulescu 2020-01-13 11:16:47 +02:00
parent b9fe6b8aa6
commit 8cb31badff
3 changed files with 73 additions and 101 deletions

View File

@ -1,3 +1,9 @@
2020-01-13 Claudiu Zissulescu <claziss@gmail.com>
* scripttempl/elfarcv2.sc : Allow interrupt vector table to be
located at an arbitrary address. Use DWARF.sc file.
* scripttempl/elfarc.sc: Use DWARF.sc file.
2020-01-07 Alan Modra <amodra@gmail.com>
* testsuite/ld-mips-elf/eh-frame5.s,

View File

@ -408,40 +408,14 @@ cat <<EOF
.stab.indexstr 0 : { *(.stab.indexstr) }
.comment 0 : { *(.comment) }
.note.gnu.build-id : { *(.note.gnu.build-id) }
EOF
/* 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${RELOCATING+ .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) }
. $srcdir/scripttempl/DWARF.sc
cat <<EOF
/* ARC Extension Sections */
.arcextmap 0 : { *(.gnu.linkonce.arcextmap.*) }
.arcextmap 0 : { *(.arcextmap.*) }
${OTHER_SECTIONS}
${RELOCATING+${OTHER_END_SYMBOLS}}

View File

@ -54,6 +54,16 @@ DTOR=".dtors ${CONSTRUCTING-0} :
${CONSTRUCTING+${DTOR_END}}
} ${RELOCATING+ > ${DATA_MEMORY}}"
IVT="
/* If the 'ivtbase_addr' symbol is defined, it indicates the base address of
the interrupt vectors. See description of INT_VECTOR_BASE register. */
.ivt DEFINED (ivtbase_addr) ? ivtbase_addr : 0x00 :
{
${RELOCATING+ PROVIDE (__ivtbase_addr = .); }
KEEP (*(.ivt));
} ${RELOCATING+ > ${STARTUP_MEMORY}}"
if test -z "${NO_SMALL_DATA}"; then
SBSS=".sbss ${RELOCATING-0} :
{
@ -110,10 +120,6 @@ MEMORY
ICCM : ORIGIN = 0x00000000, LENGTH = ${ICCM_SIZE}
DCCM : ORIGIN = ${RAM_START_ADDR}, LENGTH = ${RAM_SIZE}
}
/* Setup the stack on the top of the data memory bank. */
PROVIDE (__stack_top = (${RAM_START_ADDR} + ${RAM_SIZE} - 1) & -4);
PROVIDE (__end_heap = ${RAM_START_ADDR} + ${RAM_SIZE} - 1);
"
;;
esac
@ -129,15 +135,7 @@ ${RELOCATING+${MEMORY_DEF}}
SECTIONS
{
.ivt 0x00 :
{
KEEP (*(.ivt));
} ${RELOCATING+ > ${STARTUP_MEMORY}}
.startup 0x100:
{
KEEP (*crt0.o(.text.__startup))
} ${RELOCATING+ > ${STARTUP_MEMORY}}
${RELOCATING+${IVT}}
/* Read-only sections, merged into text segment: */
${TEXT_DYNAMIC+${DYNAMIC}}
@ -175,35 +173,21 @@ SECTIONS
.rel.bss ${RELOCATING-0} : { *(.rel.bss${RELOCATING+ .rel.bss.* .rel.gnu.linkonce.b.*}) }
.rela.bss ${RELOCATING-0} : { *(.rela.bss${RELOCATING+ .rela.bss.* .rela.gnu.linkonce.b.*}) }
.jcr : { KEEP (*(.jcr)) } ${RELOCATING+> ${TEXT_MEMORY}}
.eh_frame : { KEEP (*(.eh_frame)) } ${RELOCATING+> ${TEXT_MEMORY}}
.gcc_except_table : { *(.gcc_except_table${RELOCATING+ .gcc_except_table.*}) } ${RELOCATING+> ${TEXT_MEMORY}}
.plt : { *(.plt) } ${RELOCATING+> ${TEXT_MEMORY}}
.jlitab :
{
${RELOCATING+${JLI_START_TABLE}}
${RELOCATING+jlitab*.o:(.jlitab*)}
*(.jlitab${RELOCATING+*})
} ${RELOCATING+> ${TEXT_MEMORY}}
.rodata ${RELOCATING-0} :
{
*(.rodata) ${RELOCATING+*(.rodata.*)} ${RELOCATING+*(.gnu.linkonce.r.*)}
} ${RELOCATING+> ${TEXT_MEMORY}}
.rodata1 ${RELOCATING-0} : { *(.rodata1) } ${RELOCATING+> ${TEXT_MEMORY}}
.init ${RELOCATING-0} :
{
${RELOCATING+${INIT_START}}
KEEP (*(SORT_NONE(.init)))
${RELOCATING+${INIT_END}}
} ${RELOCATING+ > ${TEXT_MEMORY}} =${NOP-0}
.text ${RELOCATING-0} :
{
${RELOCATING+${TEXT_START_SYMBOLS}}
${RELOCATING+ . = ALIGN(4);}
${RELOCATING+${INIT_START}}
KEEP (*(SORT_NONE(.init)))
${RELOCATING+${INIT_END}}
/* Start here after reset. */
${RELOCATING+ . = ALIGN(4);}
KEEP (*crt0.o(.text.__startup))
/* Remaining code. */
${RELOCATING+ . = ALIGN(4);}
*(.text .stub${RELOCATING+ .text.* .gnu.linkonce.t.*})
/* .gnu.warning sections are handled specially by elf.em. */
*(.gnu.warning)
@ -223,6 +207,39 @@ SECTIONS
${RELOCATING+PROVIDE (etext = .);}
} ${RELOCATING+ > ${TEXT_MEMORY}} =${NOP-0}
.jcr ${RELOCATING-0} :
{
KEEP (*(.jcr))
} ${RELOCATING+> ${TEXT_MEMORY}}
.eh_frame ${RELOCATING-0} :
{
KEEP (*(.eh_frame))
} ${RELOCATING+> ${TEXT_MEMORY}}
.gcc_except_table ${RELOCATING-0} :
{
*(.gcc_except_table) *(.gcc_except_table.*)
} ${RELOCATING+> ${TEXT_MEMORY}}
.plt ${RELOCATING-0} :
{
*(.plt)
} ${RELOCATING+> ${TEXT_MEMORY}}
.jlitab ${RELOCATING-0} :
{
${RELOCATING+${JLI_START_TABLE}}
jlitab*.o:(.jlitab*) *(.jlitab*)
} ${RELOCATING+> ${TEXT_MEMORY}}
.rodata ${RELOCATING-0} :
{
*(.rodata) ${RELOCATING+*(.rodata.*)} ${RELOCATING+*(.gnu.linkonce.r.*)}
} ${RELOCATING+> ${TEXT_MEMORY}}
.rodata1 ${RELOCATING-0} : { *(.rodata1) } ${RELOCATING+> ${TEXT_MEMORY}}
${RELOCATING+${OTHER_READONLY_SECTIONS}}
/* Start of the data section image in ROM. */
@ -271,6 +288,8 @@ SECTIONS
${RELOCATING+ PROVIDE (__start_heap = .) ; }
} ${RELOCATING+ > ${DATA_MEMORY}}
${RELOCATING+ PROVIDE (__stack_top = (ORIGIN (${DATA_MEMORY}) + LENGTH (${DATA_MEMORY}) - 1) & -4);}
${RELOCATING+ PROVIDE (__end_heap = ORIGIN (${DATA_MEMORY}) + LENGTH (${DATA_MEMORY}) - 1);}
/* Stabs debugging sections. */
.stab 0 : { *(.stab) }
@ -281,40 +300,13 @@ SECTIONS
.stab.indexstr 0 : { *(.stab.indexstr) }
.comment 0 : { *(.comment) }
.note.gnu.build-id : { *(.note.gnu.build-id) }
EOF
/* DWARF debug sections.
Symbols in the DWARF debugging sections are relative to the beginning
of the section so we begin them at 0. */
/* DWARF 1 */
.debug 0 : { *(.debug) }
.line 0 : { *(.line) }
/* GNU DWARF 1 extensions */
.debug_srcinfo 0 : { *(.debug_srcinfo) }
.debug_sfnames 0 : { *(.debug_sfnames) }
/* DWARF 1.1 and DWARF 2 */
.debug_aranges 0 : { *(.debug_aranges) }
.debug_pubnames 0 : { *(.debug_pubnames) }
/* DWARF 2 */
.debug_info 0 : { *(.debug_info${RELOCATING+ .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) }
/* DWARF 3 */
.debug_pubtypes 0 : { *(.debug_pubtypes) }
.debug_ranges 0 : { *(.debug_ranges) }
/* DWARF Extension. */
.debug_macro 0 : { *(.debug_macro) }
. $srcdir/scripttempl/DWARF.sc
cat <<EOF
/* ARC Extension Sections */
.arcextmap 0 : { *(.gnu.linkonce.arcextmap.*) }
.arcextmap 0 : { *(.arcextmap.*) }
}
EOF