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author | Dave Anglin <dave.anglin@nrc.ca> | 2009-03-01 22:10:36 +0000 |
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committer | Dave Anglin <dave.anglin@nrc.ca> | 2009-03-01 22:10:36 +0000 |
commit | d1bbb13a635b6bdc15dd0e597a8424a5a2d65610 (patch) | |
tree | 6de4af27ae50955d3b9db98e117e11156a382614 /ld/emulparams | |
parent | 58e24671811d6b743eeff7771cb2ad503c980a9d (diff) | |
download | gdb-d1bbb13a635b6bdc15dd0e597a8424a5a2d65610.zip gdb-d1bbb13a635b6bdc15dd0e597a8424a5a2d65610.tar.gz gdb-d1bbb13a635b6bdc15dd0e597a8424a5a2d65610.tar.bz2 |
* configure.tgt: Only use elf64hppa target emulation for hpux.
* emulparams/elf64hppa.sh: Don't include hppa64linux.sh.
(SCRIPT_NAME): Use new script elf64hppa.
(SCRIPT_NAME, ELFSIZE, NO_REL_RELOCS, ARCH, MACHINE, ENTRY,
TEMPLATE_NAME, GENERATE_SHLIB_SCRIPT, OTHER_READONLY_SECTIONS,
OTHER_READWRITE_SECTIONS, OTHER_BSS_SECTIONS, OTHER_GOT_RELOC_SECTIONS,
DATA_START_SYMBOLS, OTHER_SYMBOLS, DATA_PLT, PLT_BEFORE_GOT,
TEXT_DYNAMIC): Define.
* emulparams/hppa64linux.sh: Adjust comments.
* scripttempl/elf64hppa.sc: New file.
Diffstat (limited to 'ld/emulparams')
-rwxr-xr-x | ld/emulparams/elf64hppa.sh | 58 | ||||
-rw-r--r-- | ld/emulparams/hppa64linux.sh | 4 |
2 files changed, 56 insertions, 6 deletions
diff --git a/ld/emulparams/elf64hppa.sh b/ld/emulparams/elf64hppa.sh index b0a1fdc..eeeadea 100755 --- a/ld/emulparams/elf64hppa.sh +++ b/ld/emulparams/elf64hppa.sh @@ -1,10 +1,12 @@ -. ${srcdir}/emulparams/hppa64linux.sh +SCRIPT_NAME=elf64hppa +ELFSIZE=64 OUTPUT_FORMAT="elf64-hppa" -LIB_PATH="=/usr/lib/pa20_64:=/opt/langtools/lib/pa20_64" +NO_REL_RELOCS=yes TEXT_START_ADDR=0x4000000000001000 DATA_ADDR=0x8000000000001000 TARGET_PAGE_SIZE=4096 MAXPAGESIZE="CONSTANT (MAXPAGESIZE)" +LIB_PATH="=/usr/lib/pa20_64:=/opt/langtools/lib/pa20_64" # The HP dynamic linker actually requires you set the start of text and # data to some reasonable value. Of course nobody knows what reasoanble @@ -12,6 +14,58 @@ MAXPAGESIZE="CONSTANT (MAXPAGESIZE)" SHLIB_TEXT_START_ADDR=0x4000000000001000 SHLIB_DATA_ADDR=0x8000000000001000 +ARCH=hppa +MACHINE=hppa2.0w +ENTRY="main" +TEMPLATE_NAME=elf32 +GENERATE_SHLIB_SCRIPT=yes + +# We really want multiple .stub sections, one for each input .text section, +# but for now this is good enough. +OTHER_READONLY_SECTIONS=" + .PARISC.unwind ${RELOCATING-0} : { *(.PARISC.unwind) }" + +# The PA64 ELF port treats .plt sections differently than most. We also have +# to create a .opd section. What most systems call the .got, we call the .dlt +OTHER_READWRITE_SECTIONS=" + .PARISC.pfa_count ${RELOCATING-0} : { *(.PARISC.pfa_count) } + .PARISC.global ${RELOCATING-0} : { *(.PARISC.global) } + .opd ${RELOCATING-0} : { *(.opd) } + ${RELOCATING+PROVIDE (__gp = .);} + .plt ${RELOCATING-0} : { *(.plt) } + .dlt ${RELOCATING-0} : { *(.dlt) }" + +# The PA64 ELF port has an additional huge bss section. +OTHER_BSS_SECTIONS=" + .PARISC.ansi.common ${RELOCATING-0} : { *(.PARISC.ansi.common) } + .PARISC.huge.common ${RELOCATING-0} : { *(.PARISC.huge.common) } + .hbss ${RELOCATING-0} : { *(.hbss) } + .tbss ${RELOCATING-0} : { *(.tbss) }" + +#OTHER_SYMBOLS='PROVIDE (__TLS_SIZE = SIZEOF (.tbss));' +OTHER_SYMBOLS=' + PROVIDE (__TLS_SIZE = 0); + PROVIDE (__TLS_INIT_SIZE = 0); + PROVIDE (__TLS_INIT_START = 0); + PROVIDE (__TLS_INIT_A = 0); + PROVIDE (__TLS_PREALLOC_DTV_A = 0);' + +# HPs use .dlt where systems use .got. Sigh. +OTHER_GOT_RELOC_SECTIONS=" + .rela.dlt ${RELOCATING-0} : { *(.rela.dlt) } + .rela.opd ${RELOCATING-0} : { *(.rela.opd) }" + +# We're not actually providing a symbol anymore (due to the inability to be +# safe in regards to shared libraries). So we just allocate the hunk of space +# unconditionally, but do not mess around with the symbol table. +DATA_START_SYMBOLS='. += 16;' + +DATA_PLT= +PLT_BEFORE_GOT= + +# .dynamic should be at the start of the .text segment. +TEXT_DYNAMIC= + # The linker is required to define these two symbols. EXECUTABLE_SYMBOLS='PROVIDE (__SYSTEM_ID = 0x214); PROVIDE (_FPU_STATUS = 0x0);' # The PA64 ELF port needs two additional initializer sections and also wants diff --git a/ld/emulparams/hppa64linux.sh b/ld/emulparams/hppa64linux.sh index 92939bf..d86fdf6 100644 --- a/ld/emulparams/hppa64linux.sh +++ b/ld/emulparams/hppa64linux.sh @@ -1,9 +1,5 @@ -# If you change this file, please also look at files which source this one: -# elf64hppa.sh - SCRIPT_NAME=elf ELFSIZE=64 -# FIXME: this output format is for hpux. OUTPUT_FORMAT="elf64-hppa-linux" NO_REL_RELOCS=yes TEXT_START_ADDR=0x10000 |