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author | Richard Sandiford <rdsandiford@googlemail.com> | 2013-06-22 16:44:16 +0000 |
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committer | Richard Sandiford <rdsandiford@googlemail.com> | 2013-06-22 16:44:16 +0000 |
commit | e8044f355dc90ccbeae994b920674502f9215053 (patch) | |
tree | aa0aefb30e2a04bf83da3327a6f4c9ccd5022a29 /gas/doc/as.texinfo | |
parent | 98508b2a6e834c89b68ee2cbef4d4da5169505ef (diff) | |
download | gdb-e8044f355dc90ccbeae994b920674502f9215053.zip gdb-e8044f355dc90ccbeae994b920674502f9215053.tar.gz gdb-e8044f355dc90ccbeae994b920674502f9215053.tar.bz2 |
* configure.ac (mips*-*-bsd*, mips*-*-ultrix*, mips*-*-osf*)
(mips*-*-ecoff*, mips*-*-pe*, mips*-*-irix* [v4 and earlier])
(mips*-*-lnews*, mips*-*-riscos*): Add gas and ld to noconfigdirs.
* configure: Regenerate.
gas/
* NEWS: Note removal of ECOFF support.
* doc/as.texinfo (--emulation): Update for the removal of MIPS ECOFF.
* Makefile.am (TARG_ENV_HFILES): Remove config/te-lnews.h.
(MULTI_CFILES): Remove config/e-mipsecoff.c.
* Makefile.in: Regenerate.
* configure.in: Remove MIPS ECOFF references.
(mips-sony-bsd*, mips-*-bsd*, mips-*-lnews*-ecoff, mips-*-*-ecoff):
Delete cases.
(mips-*-irix5*-*, mips*-*-linux*-*, mips*-*-freebsd*)
(mips*-*-kfreebsd*-gnu, mips-*-*-elf): Fold into...
(mips-*-*): ...this single case.
(mipsbecoff, mipslecoff, mipsecoff): Remove emulations. Expect
MIPS emulations to be e-mipself*.
* configure: Regenerate.
* configure.tgt (mips-sony-bsd*, mips-*-ultrix*, mips-*-osf*)
(mips-*-ecoff*, mips-*-pe*, mips-*-irix*, ips-*-lnews*, mips-*-riscos*)
(mips-*-sysv*): Remove coff and ecoff cases.
* as.c (mipsbecoff, mipslecoff, mipsecoff): Remove.
* ecoff.c: Remove reference to MIPS ECOFF.
* config/e-mipsecoff.c, config/te-lnews.h: Delete files.
* config/tc-mips.c (ECOFF_LITTLE_FORMAT): Delete.
(RDATA_SECTION_NAME, mips_target_form): Remove COFF and ECOFF cases.
(mips_hi_fixup): Tweak comment.
(append_insn): Require a howto.
(mips_after_parse_args): Remove OBJ_MAYBE_ECOFF code.
gas/testsuite/
* gas/all/gas.exp: Remove reference to mips-ecoff.
* gas/mips/branch-misc-1.d, gas/mips/branch-misc-2.d,
gas/mips/branch-misc-2-64.d, gas/mips/branch-misc-2pic.d,
gas/mips/branch-misc-2pic-64.d, gas/mips/branch-swap.d: Remove
skips for mips-*-ecoff.
ld/
* NEWS: Document the removal of MIPS ECOFF targets.
* ld.texinfo (--gpsize=@var{value}): Use MIPS ELF rather than
MIPS ECOFF as an example of a target that supports small data.
* ldmain.c (g_switch_value): Likewise.
* configure.tgt (mips*-*-pe, mips*-dec-ultrix*, mips*-dec-osf*)
(mips*-sgi-irix* [v4 and earlier], mips*el-*-ecoff*, mips*-*-ecoff*)
(mips*-*-bsd*, mips*-*-lnews*): Remove cases.
* Makefile.am (ALL_EMULATION_SOURCES): Remove emipsbig.c, emipsbsd.c,
emipsidt.c, emipsidtl.c, emipslit.c, emipslnews.c and emipspe.c.
(emipsbig.c, emipsbsd.c, emipsidt.c, emipsidtl.c, emipslit.c)
(emipslnews.c, emipspe.c): Delete rules.
* Makefile.in: Regenerate.
* emulparams/mipsbig.sh, emulparams/mipsbsd.sh, emulparams/mipsidt.sh,
emulparams/mipsidtl.sh, emulparams/mipslit.sh, emulparams/mipslnews.sh,
emulparams/mipspe.sh, emultempl/mipsecoff.em: Delete.
* emultempl/m68kcoff.em: Update comment to say that MIPS ECOFF support
has now been removed.
* emultempl/pe.em: Remove TARGET_IS_mipspe checks.
Diffstat (limited to 'gas/doc/as.texinfo')
-rw-r--r-- | gas/doc/as.texinfo | 32 |
1 files changed, 10 insertions, 22 deletions
diff --git a/gas/doc/as.texinfo b/gas/doc/as.texinfo index 9b1b9dd..83e35d1 100644 --- a/gas/doc/as.texinfo +++ b/gas/doc/as.texinfo @@ -1357,28 +1357,16 @@ out-of-range branches to produce an error. @cindex emulation @item --emulation=@var{name} -This option causes @command{@value{AS}} to emulate @command{@value{AS}} configured -for some other target, in all respects, including output format (choosing -between ELF and ECOFF only), handling of pseudo-opcodes which may generate -debugging information or store symbol table information, and default -endianness. The available configuration names are: @samp{mipsecoff}, -@samp{mipself}, @samp{mipslecoff}, @samp{mipsbecoff}, @samp{mipslelf}, -@samp{mipsbelf}. The first two do not alter the default endianness from that -of the primary target for which the assembler was configured; the others change -the default to little- or big-endian as indicated by the @samp{b} or @samp{l} -in the name. Using @samp{-EB} or @samp{-EL} will override the endianness -selection in any case. - -This option is currently supported only when the primary target -@command{@value{AS}} is configured for is a MIPS ELF or ECOFF target. -Furthermore, the primary target or others specified with -@samp{--enable-targets=@dots{}} at configuration time must include support for -the other format, if both are to be available. For example, the Irix 5 -configuration includes support for both. - -Eventually, this option will support more configurations, with more -fine-grained control over the assembler's behavior, and will be supported for -more processors. +This option was formerly used to switch between ELF and ECOFF output +on targets like IRIX 5 that supported both. MIPS ECOFF support was +removed in GAS 2.24, so the option now serves little purpose. +It is retained for backwards compatibility. + +The available configuration names are: @samp{mipself}, @samp{mipslelf} and +@samp{mipsbelf}. Choosing @samp{mipself} now has no effect, since the output +is always ELF. @samp{mipslelf} and @samp{mipsbelf} select little- and +big-endian output respectively, but @samp{-EL} and @samp{-EB} are now the +preferred options instead. @item -nocpp @command{@value{AS}} ignores this option. It is accepted for compatibility with |