* config/tc-mips.c (warn_nops): Remove static variable.
(macro): Remove test of warn_nops. (md_shortops): Remove 'n'. (md_parse_option): Remove 'n' case. (md_show_usage): Remove -n. * doc/as.texinfo (Overview): Remove MIPS -n option. * doc/c-mips.texi (MIPS Opts): Remove mention -n. * NEWS: Mention removal of MIPS -n option.
This commit is contained in:
Ian Lance Taylor
parent
29ccc66bdb
commit
78849248c0
5 changed files with 19 additions and 28 deletions
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@ -1,5 +1,14 @@
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2004-01-08 Ian Lance Taylor <ian@wasabisystems.com>
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* config/tc-mips.c (warn_nops): Remove static variable.
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(macro): Remove test of warn_nops.
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(md_shortops): Remove 'n'.
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(md_parse_option): Remove 'n' case.
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(md_show_usage): Remove -n.
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* doc/as.texinfo (Overview): Remove MIPS -n option.
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* doc/c-mips.texi (MIPS Opts): Remove mention -n.
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* NEWS: Mention removal of MIPS -n option.
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* config/tc-mips.c (ISA_HAS_COPROC_DELAYS): Remove.
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(cop_interlocks): Check ISA level.
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(cop_mem_interlocks): Define.
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3
gas/NEWS
3
gas/NEWS
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@ -28,6 +28,9 @@
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with multi-byte nop instructions such as leal 0(%esi,1),%esi. This
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switch disables the optimization.
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* Removed -n option from MIPS assembler. It was not useful, and confused the
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existing -non_shared option.
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Changes in 2.14:
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* Added support for MIPS32 Release 2.
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@ -379,9 +379,6 @@ static int mips_32bitmode = 0;
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enum mips_pic_level mips_pic;
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/* Warn about all NOPS that the assembler generates. */
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static int warn_nops = 0;
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/* 1 if we should generate 32 bit offsets from the $gp register in
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SVR4_PIC mode. Currently has no meaning in other modes. */
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static int mips_big_got = 0;
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@ -4196,19 +4193,9 @@ macro (struct mips_cl_insn *ip)
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do_false:
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/* result is always false */
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if (! likely)
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{
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if (warn_nops)
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as_warn (_("Branch %s is always false (nop)"),
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ip->insn_mo->name);
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macro_build (NULL, &icnt, NULL, "nop", "", 0);
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}
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macro_build (NULL, &icnt, NULL, "nop", "", 0);
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else
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{
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if (warn_nops)
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as_warn (_("Branch likely %s is always false"),
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ip->insn_mo->name);
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macro_build (NULL, &icnt, &offset_expr, "bnel", "s,t,p", 0, 0);
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}
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macro_build (NULL, &icnt, &offset_expr, "bnel", "s,t,p", 0, 0);
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return;
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}
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if (imm_expr.X_op != O_constant)
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@ -10428,7 +10415,7 @@ static int support_64bit_objects(void)
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}
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#endif /* OBJ_ELF */
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const char *md_shortopts = "nO::g::G:";
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const char *md_shortopts = "O::g::G:";
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struct option md_longopts[] =
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{
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@ -10613,10 +10600,6 @@ md_parse_option (int c, char *arg)
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target_big_endian = 0;
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break;
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case 'n':
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warn_nops = 1;
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break;
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case 'O':
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if (arg && arg[1] == '0')
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mips_optimize = 1;
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@ -14705,7 +14688,6 @@ MIPS options:\n\
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-mfp32 use 32-bit FPRs, regardless of the chosen ISA\n\
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-O0 remove unneeded NOPs, do not swap branches\n\
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-O remove unneeded NOPs and swap branches\n\
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-n warn about NOPs generated from macros\n\
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--[no-]construct-floats [dis]allow floating point values to be constructed\n\
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--trap, --no-break trap exception on div by 0 and mult overflow\n\
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--break, --no-trap break exception on div by 0 and mult overflow\n"));
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@ -1,6 +1,6 @@
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\input texinfo @c -*-Texinfo-*-
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@c Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
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@c 2001, 2002, 2003
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@c 2001, 2002, 2003, 2004
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@c Free Software Foundation, Inc.
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@c UPDATE!! On future updates--
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@c (1) check for new machine-dep cmdline options in
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@ -350,7 +350,7 @@ gcc(1), ld(1), and the Info entries for @file{binutils} and @file{ld}.
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@ifset MIPS
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@emph{Target MIPS options:}
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[@b{-nocpp}] [@b{-EL}] [@b{-EB}] [@b{-n}] [@b{-O}[@var{optimization level}]]
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[@b{-nocpp}] [@b{-EL}] [@b{-EB}] [@b{-O}[@var{optimization level}]]
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[@b{-g}[@var{debug level}]] [@b{-G} @var{num}] [@b{-KPIC}] [@b{-call_shared}]
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[@b{-non_shared}] [@b{-xgot}] [@b{--membedded-pic}]
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[@b{-mabi}=@var{ABI}] [@b{-32}] [@b{-n32}] [@b{-64}] [@b{-mfp32}] [@b{-mgp32}]
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@ -1,4 +1,5 @@
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@c Copyright 1991, 1992, 1993, 1994, 1995, 1997, 1999, 2000, 2001, 2002, 2003
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@c Copyright 1991, 1992, 1993, 1994, 1995, 1997, 1999, 2000, 2001,
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@c 2002, 2003, 2004
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@c Free Software Foundation, Inc.
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@c This is part of the GAS manual.
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@c For copying conditions, see the file as.texinfo.
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@ -237,10 +238,6 @@ error is detected. This is the default.
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@itemx -mno-pdr
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Control generation of @code{.pdr} sections. Off by default on IRIX, on
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elsewhere.
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@item -n
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When this option is used, @code{@value{AS}} will issue a warning every
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time it generates a nop instruction from a macro.
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@end table
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@node MIPS Object
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