elf32bmip.sh revision 1.6 
1# If you change this file, please also look at files which source this one:
2# elf32b4300.sh elf32bsmip.sh elf32btsmip.sh elf32ebmip.sh elf32lmip.sh
3# elf32ebmipvxworks.sh elf32elmipvxworks.sh
4
5SCRIPT_NAME=elf
6OUTPUT_FORMAT="elf32-bigmips"
7BIG_OUTPUT_FORMAT="elf32-bigmips"
8LITTLE_OUTPUT_FORMAT="elf32-littlemips"
9TEXT_START_ADDR=0x0400000
10test -n "${EMBEDDED}" || DATA_ADDR=0x10000000
11MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
12COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
13SHLIB_TEXT_START_ADDR=0x5ffe0000
14TEXT_DYNAMIC=
15INITIAL_READONLY_SECTIONS=
16if test -z "${CREATE_SHLIB}"; then
17  INITIAL_READONLY_SECTIONS=".interp       ${RELOCATING-0} : { *(.interp) }"
18fi
19INITIAL_READONLY_SECTIONS="${INITIAL_READONLY_SECTIONS}
20  .MIPS.abiflags ${RELOCATING-0} : { *(.MIPS.abiflags) }
21  .reginfo       ${RELOCATING-0} : { *(.reginfo) }
22"
23OTHER_TEXT_SECTIONS='*(.mips16.fn.*) *(.mips16.call.*)'
24# Unlike most targets, the MIPS backend puts all dynamic relocations
25# in a single dynobj section, which it also calls ".rel.dyn".  It does
26# this so that it can easily sort all dynamic relocations before the
27# output section has been populated.
28OTHER_GOT_RELOC_SECTIONS="
29  .rel.dyn      ${RELOCATING-0} : { *(.rel.dyn) }
30"
31# If the output has a GOT section, there must be exactly 0x7ff0 bytes
32# between .got and _gp.
33OTHER_GOT_SYMBOLS='HIDDEN (_gp = ALIGN (16) + 0x7ff0);'
34
35# .got.plt is only used for the PLT psABI extension.  It should not be
36# included in the .sdata block with .got, as there is no need to access
37# the section from _gp.  Note that the traditional:
38#
39#      . = .
40#      _gp = ALIGN (16) + 0x7ff0;
41#      .got : { *(.got.plt) *(.got) }
42#
43# would set _gp to the wrong value; _gp - 0x7ff0 must point to the start
44# of *(.got).
45GOT=".got          ${RELOCATING-0} : { *(.got) }"
46unset OTHER_READWRITE_SECTIONS
47unset OTHER_RELRO_SECTIONS
48if test -n "$RELRO_NOW"; then
49  OTHER_RELRO_SECTIONS=".got.plt      ${RELOCATING-0} : { *(.got.plt) }"
50else
51  OTHER_READWRITE_SECTIONS=".got.plt      ${RELOCATING-0} : { *(.got.plt) }"
52fi
53
54OTHER_SDATA_SECTIONS="
55  .lit8         ${RELOCATING-0} : { *(.lit8) }
56  .lit4         ${RELOCATING-0} : { *(.lit4) }
57"
58TEXT_START_SYMBOLS="${CREATE_SHLIB+PROVIDE (}_ftext = .${CREATE_SHLIB+)};"
59DATA_START_SYMBOLS="${CREATE_SHLIB+PROVIDE (}_fdata = .${CREATE_SHLIB+)};"
60OTHER_BSS_SYMBOLS="${CREATE_SHLIB+PROVIDE (}_fbss = .${CREATE_SHLIB+)};"
61OTHER_SECTIONS='
62  .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
63  .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
64  .mdebug.abi32 0 : { KEEP(*(.mdebug.abi32)) }
65  .mdebug.abiN32 0 : { KEEP(*(.mdebug.abiN32)) }
66  .mdebug.abi64 0 : { KEEP(*(.mdebug.abi64)) }
67  .mdebug.abiO64 0 : { KEEP(*(.mdebug.abiO64)) }
68  .mdebug.eabi32 0 : { KEEP(*(.mdebug.eabi32)) }
69  .mdebug.eabi64 0 : { KEEP(*(.mdebug.eabi64)) }
70  .gcc_compiled_long32 0 : { KEEP(*(.gcc_compiled_long32)) }
71  .gcc_compiled_long64 0 : { KEEP(*(.gcc_compiled_long64)) }
72'
73ARCH=mips
74MACHINE=
75TEMPLATE_NAME=elf32
76EXTRA_EM_FILE=mipself
77GENERATE_SHLIB_SCRIPT=yes
78GENERATE_PIE_SCRIPT=yes
79