diff options
Diffstat (limited to 'gcc/config/mxp/demo/mxp.x')
| -rw-r--r-- | gcc/config/mxp/demo/mxp.x | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/gcc/config/mxp/demo/mxp.x b/gcc/config/mxp/demo/mxp.x new file mode 100644 index 00000000000..77cda97422d --- /dev/null +++ b/gcc/config/mxp/demo/mxp.x @@ -0,0 +1,254 @@ +/* Default linker script, for normal executables */ +OUTPUT_FORMAT("elf32-littlearc", "elf32-bigarc", + "elf32-littlearc") +OUTPUT_ARCH(arc) +ENTRY(main) +SEARCH_DIR("/home/irfanr/tasks/045_mxp2/binutils/installdir/arc-elf32/lib"); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + /* Read-only sections, merged into text segment: */ +/* PROVIDE (__executable_start = 0x180); . = 0x180; */ +/* PROVIDE (__executable_start = 0x103); . = 0x103; */ +PROVIDE (__executable_start = 0x0); . = 0x0; + .interp : { *(.interp) } + .hash : { *(.hash) } + .gnu.version : { *(.gnu.version) } + .gnu.version_d : { *(.gnu.version_d) } + .gnu.version_r : { *(.gnu.version_r) } + .rel.init : { *(.rel.init) } + .rela.init : { *(.rela.init) } + .rel.text : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) } + .rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) } + .rel.fini : { *(.rel.fini) } + .rela.fini : { *(.rela.fini) } + .rel.rodata : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) } + .rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) } + .rel.data : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) } + .rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) } + .rel.tdata : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) } + .rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) } + .rel.tbss : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) } + .rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.sdata : { *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) } + .rela.sdata : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) } + .rel.sbss : { *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) } + .rela.sbss : { *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) } + .rel.sdata2 : { *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) } + .rela.sdata2 : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) } + .rel.sbss2 : { *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) } + .rela.sbss2 : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) } + .rel.bss : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) } + .rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) } + .init : + { + KEEP (*(.init)) + } =0 + .plt : { *(.plt) } + .text : + { + *(.text .stub .text.* .gnu.linkonce.t.*) + /* .gnu.warning sections are handled specially by elf32.em. */ + *(.gnu.warning) + } =0 + .text.init : + { + *(.text.init) + } =0 + .fini : + { + KEEP (*(.fini)) + } =0 + PROVIDE (__etext = .); + PROVIDE (_etext = .); + PROVIDE (etext = .); + /* If load address of rodata has less alignment than rodata, objcopy will + complain. */ + . = ALIGN(128 / 8); + __rodata_start = .; + . = 0; + /* This is the value that is to be loaded into i9 for + 'absolute' addressing. */ + PROVIDE (__mxp__sdm_base = .); + .rodata.mxp : AT (__rodata_start) + { *(.rodata .rodata.* .gnu.linkonce.r.*) } + __sdm_rodata_end = .; + __rodata_end = __rodata_start + __sdm_rodata_end; +/* + .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(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)); + /* 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 : { *(.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 .data.* .gnu.linkonce.d.*) + SORT(CONSTRUCTORS) + } + .data.init : + { + *(.data.init) + } + .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) } + .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 : { *(.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_BEGIN__ = .; + *(.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 = .); + } +*/ + .bss (NOLOAD) : + { + __sdm_bss_start = .; + *(.bss) + *(.bss.* .gnu.linkonce.b.*) + __sdm_bss_common = .; + *(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); + } + __sdm_bss_end = .; + __bss_end = __rodata_start + __sdm_bss_end; + /* Next load address would be at __rodata_start + __sdm_bss_common . */ + . = ALIGN(32 / 8); + _end = .; + PROVIDE (end = .); + /* We want to be able to set a default stack / heap size in a dejagnu + board description file, but override it for selected test cases. + The options appear in the wrong order to do this with a single symbol - + ldflags comes after flags injected with per-file stanzas, and thus + the setting from ldflags prevails. */ + .heap (NOLOAD) : + { + __start_heap = . ; + . = . + (DEFINED(__HEAP_SIZE) ? __HEAP_SIZE : (DEFINED(__DEFAULT_HEAP_SIZE) ? __DEFAULT_HEAP_SIZE : 20)) ; + __end_heap = . ; + } + . = ALIGN(0x8); + .stack (NOLOAD) : + { + __stack = . ; + . = . + (DEFINED(__STACK_SIZE) ? __STACK_SIZE : (DEFINED(__DEFAULT_STACK_SIZE) ? __DEFAULT_STACK_SIZE : 64)) ; + /* + . = 0x7ff0; + __stack_top = . ; + */ + } + __stack_top = 0x7ff0; + /* 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) } + .arcextmap 0 : { *(.arcextmap) } + /* 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) } + /* ARC Extension Sections */ + .arcextmap 0 : + { + *(.gnu.linkonce.arcextmap.*) + } + /DISCARD/ : { *(.__arc_profile_*) } + /DISCARD/ : { *(.note.GNU-stack) } +} |