From f7b96aaa8c99e4a6d73676b6e6ed6e1e2b013607 Mon Sep 17 00:00:00 2001 From: Steve Ellcey Date: Tue, 2 Oct 2012 20:14:15 +0000 Subject: 2012-10-02 Steve Ellcey * mips/configure.in: Add new linker scripts to script list. * mips/configure: Regenerate. * mips/mti32.ld: New. * mips/mti64.ld: New. * mips/mti64_n32.ld: New. * mips/mti64_64.ld: New. * mips/sde32.ld: New. * mips/sde64.ld: New. --- libgloss/mips/mti32.ld | 185 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 185 insertions(+) create mode 100644 libgloss/mips/mti32.ld (limited to 'libgloss/mips/mti32.ld') diff --git a/libgloss/mips/mti32.ld b/libgloss/mips/mti32.ld new file mode 100644 index 000000000..715639ef5 --- /dev/null +++ b/libgloss/mips/mti32.ld @@ -0,0 +1,185 @@ +/* The following TEXT start address leaves space for the monitor + workspace. This linker script links ISA32r2 programs for use with + the simulator. */ + +ENTRY(_start) +OUTPUT_ARCH("mips:isa32r2") +OUTPUT_FORMAT("elf32-tradlittlemips", "elf32-tradbigmips", "elf32-tradlittlemips") +GROUP(-lc -lidt -lgcc) +SEARCH_DIR(.) +__DYNAMIC = 0; +STARTUP(crt0.o) + +/* + * Allocate the stack to be at the top of memory, since the stack + * grows down + */ +PROVIDE (__stack = 0); +/* PROVIDE (__global = 0); */ + +/* + * Initalize some symbols to be zero so we can reference them in the + * crt0 without core dumping. These functions are all optional, but + * we do this so we can have our crt0 always use them if they exist. + * This is so BSPs work better when using the crt0 installed with gcc. + * We have to initalize them twice, so we multiple object file + * formats, as some prepend an underscore. + */ +PROVIDE (hardware_exit_hook = 0); +PROVIDE (hardware_hazard_hook = 0); +PROVIDE (hardware_init_hook = 0); +PROVIDE (software_init_hook = 0); + +SECTIONS +{ + . = 0x80020000; + .text : { + _ftext = . ; + PROVIDE (eprol = .); + *(.text) + *(.text.*) + *(.gnu.linkonce.t.*) + *(.mips16.fn.*) + *(.mips16.call.*) + } + .init : { + KEEP (*(.init)) + } + .fini : { + KEEP (*(.fini)) + } + .rel.sdata : { + PROVIDE (__runtime_reloc_start = .); + *(.rel.sdata) + PROVIDE (__runtime_reloc_stop = .); + } + PROVIDE (etext = .); + _etext = .; + + .eh_frame_hdr : { *(.eh_frame_hdr) } + .eh_frame : { KEEP (*(.eh_frame)) } + .gcc_except_table : { *(.gcc_except_table) } + .jcr : { KEEP (*(.jcr)) } + .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)) + } + + . = .; + .rodata : { + *(.rdata) + *(.rodata) + *(.rodata.*) + *(.gnu.linkonce.r.*) + } + _fdata = ALIGN(16); + .data : { + *(.data) + *(.data.*) + *(.gnu.linkonce.d.*) + } + . = ALIGN(8); + _gp = . + 0x8000; + __global = _gp; + .lit8 : { + *(.lit8) + } + .lit4 : { + *(.lit4) + } + .sdata : { + *(.sdata) + *(.sdata.*) + *(.gnu.linkonce.s.*) + } + . = ALIGN(4); + PROVIDE (edata = .); + _edata = .; + _fbss = .; + .sbss : { + *(.sbss) + *(.sbss.*) + *(.gnu.linkonce.sb.*) + *(.scommon) + } + .bss : { + _bss_start = . ; + *(.bss) + *(.bss.*) + *(.gnu.linkonce.b.*) + *(COMMON) + } + + PROVIDE (end = .); + _end = .; + + /* 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) } + .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) } + .debug_ranges 0 : { *(.debug_ranges) } + + /* 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) } + + /* Special sections generated by gcc */ + /* Newer GNU linkers strip by default */ + .mdebug.abi32 0 : { KEEP(*(.mdebug.abi32)) } + .mdebug.abiN32 0 : { KEEP(*(.mdebug.abiN32)) } + .mdebug.abi64 0 : { KEEP(*(.mdebug.abi64)) } + .mdebug.abiO64 0 : { KEEP(*(.mdebug.abiO64)) } + .mdebug.eabi32 0 : { KEEP(*(.mdebug.eabi32)) } + .mdebug.eabi64 0 : { KEEP(*(.mdebug.eabi64)) } + .gcc_compiled_long32 0 : { KEEP(*(.gcc_compiled_long32)) } + .gcc_compiled_long64 0 : { KEEP(*(.gcc_compiled_long64)) } +} -- cgit v1.2.3