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gas/
2005-02-17 H.J. Lu <hongjiu.lu@intel.com> * NEWS: Mention "-mhint.b=[ok|warning|error]". * config/tc-ia64.c (md): Add hint_b. (emit_one_bundle): Handle md.hint_b for "hint". (md_parse_option): Accepted "-mhint.b=[ok|warning|error]". (md_show_usage): Add "-mhint.b=[ok|warning|error]". (ia64_init): Set md.hint_b to error. (md_assemble): Handle md.hint_b for "hint.b". * doc/as.texinfo: Add "-mhint.b=[ok|warning|error]". * doc/c-ia64.texi: Likewise. gas/testsuite/ 2005-02-17 H.J. Lu <hongjiu.lu@intel.com> * gas/ia64/hint.b-err.l: New file. * gas/ia64/hint.b-err.s: Likewise. * gas/ia64/hint.b-warn.l: Likewise. * gas/ia64/hint.b-warn.s: Likewise. * gas/ia64/ia64.exp: Run hint.b-err and hint.b-warn. * gas/ia64/opc-b.d: Pass -mhint.b=ok to as.
This commit is contained in:
H.J. Lu
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59a63098f2
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91d777eed7
@ -1,3 +1,17 @@
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2005-02-17 H.J. Lu <hongjiu.lu@intel.com>
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* NEWS: Mention "-mhint.b=[ok|warning|error]".
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* config/tc-ia64.c (md): Add hint_b.
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(emit_one_bundle): Handle md.hint_b for "hint".
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(md_parse_option): Accepted "-mhint.b=[ok|warning|error]".
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(md_show_usage): Add "-mhint.b=[ok|warning|error]".
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(ia64_init): Set md.hint_b to error.
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(md_assemble): Handle md.hint_b for "hint.b".
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* doc/as.texinfo: Add "-mhint.b=[ok|warning|error]".
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* doc/c-ia64.texi: Likewise.
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2005-02-17 Alan Modra <amodra@bigpond.net.au>
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* tc.h (struct relax_type, relax_typeS): Move from here..
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2
gas/NEWS
2
gas/NEWS
@ -1,5 +1,7 @@
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-*- text -*-
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* New command line option -mhint.b=[ok|warning|error] for IA64 targets.
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* New command line option -munwind-check=[warning|error] for IA64
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targets.
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@ -229,6 +229,14 @@ static struct
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that are predicatable. */
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expressionS qp;
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/* What to do when hint.b is used. */
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enum
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{
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hint_b_error,
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hint_b_warning,
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hint_b_ok
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} hint_b;
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unsigned int
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manual_bundling : 1,
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debug_dv: 1,
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@ -6705,9 +6713,34 @@ emit_one_bundle ()
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enum ia64_opnd opnd1, opnd2;
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if ((strcmp (idesc->name, "nop") == 0)
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|| (strcmp (idesc->name, "hint") == 0)
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|| (strcmp (idesc->name, "break") == 0))
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insn_unit = required_unit;
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else if (strcmp (idesc->name, "hint") == 0)
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{
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insn_unit = required_unit;
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if (required_unit == IA64_UNIT_B)
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{
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switch (md.hint_b)
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{
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case hint_b_ok:
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break;
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case hint_b_warning:
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as_warn ("hint in B unit may be treated as nop");
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break;
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case hint_b_error:
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/* When manual bundling is off and there is no
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user template, we choose a different unit so
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that hint won't go into the current slot. We
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will fill the current bundle with nops and
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try to put hint into the next bundle. */
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if (!manual_bundling && user_template < 0)
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insn_unit = IA64_UNIT_I;
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else
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as_bad ("hint in B unit can't be used");
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break;
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}
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}
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}
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else if (strcmp (idesc->name, "chk.s") == 0
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|| strcmp (idesc->name, "mov") == 0)
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{
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@ -6916,6 +6949,18 @@ md_parse_option (c, arg)
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else
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return 0;
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}
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else if (strncmp (arg, "hint.b=", 7) == 0)
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{
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arg += 7;
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if (strcmp (arg, "ok") == 0)
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md.hint_b = hint_b_ok;
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else if (strcmp (arg, "warning") == 0)
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md.hint_b = hint_b_warning;
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else if (strcmp (arg, "error") == 0)
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md.hint_b = hint_b_error;
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else
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return 0;
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}
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else
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return 0;
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break;
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@ -7030,6 +7075,8 @@ IA-64 options:\n\
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-mle | -mbe select little- or big-endian byte order (default -mle)\n\
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-munwind-check=[warning|error]\n\
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unwind directive check (default -munwind-check=warning)\n\
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-mhint.b=[ok|warning|error]\n\
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hint.b check (default -mhint.b=error)\n\
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-x | -xexplicit turn on dependency violation checking\n\
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-xauto automagically remove dependency violations (default)\n\
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-xnone turn off dependency violation checking\n\
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@ -7382,6 +7429,7 @@ ia64_init (argc, argv)
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md.detect_dv = 1;
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/* FIXME: We should change it to unwind_check_error someday. */
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md.unwind_check = unwind_check_warning;
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md.hint_b = hint_b_error;
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}
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/* Return a string for the target object file format. */
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@ -10600,6 +10648,20 @@ md_assemble (str)
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TOUPPER (unit));
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}
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}
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else if (strcmp (idesc->name, "hint.b") == 0)
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{
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switch (md.hint_b)
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{
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case hint_b_ok:
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break;
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case hint_b_warning:
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as_warn ("hint.b may be treated as nop");
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break;
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case hint_b_error:
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as_bad ("hint.b shouldn't be used");
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break;
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}
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}
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qp_regno = 0;
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if (md.qp.X_op == O_register)
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@ -316,6 +316,7 @@ gcc(1), ld(1), and the Info entries for @file{binutils} and @file{ld}.
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[@b{-milp32}|@b{-milp64}|@b{-mlp64}|@b{-mp64}]
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[@b{-mle}|@b{mbe}]
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[@b{-munwind-check=warning}|@b{-munwind-check=error}]
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[@b{-mhint.b=ok}|@b{-mhint.b=warning}|@b{-mhint.b=error}]
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[@b{-x}|@b{-xexplicit}] [@b{-xauto}] [@b{-xdebug}]
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@end ifset
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@ifset IP2K
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@ -73,6 +73,15 @@ will make the assembler issue a warning when an unwind directive check
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fails. This is the default. @code{-munwind-check=error} will make the
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assembler issue an error when an unwind directive check fails.
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@item -mhint.b=ok
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@item -mhint.b=warning
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@item -mhint.b=error
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These options control what the assembler will do when the @samp{hint.b}
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instruction is used. @code{-mhint.b=ok} will make the assembler accept
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@samp{hint.b}. @code{-mint.b=warning} will make the assembler issue a
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warning when @samp{hint.b} is used. @code{-mhint.b=error} will make
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the assembler treat @samp{hint.b} as an error, which is the default.
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@item -x
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@item -xexplicit
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These options turn on dependency violation checking.
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@ -1,3 +1,14 @@
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2005-02-17 H.J. Lu <hongjiu.lu@intel.com>
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* gas/ia64/hint.b-err.l: New file.
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* gas/ia64/hint.b-err.s: Likewise.
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* gas/ia64/hint.b-warn.l: Likewise.
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* gas/ia64/hint.b-warn.s: Likewise.
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* gas/ia64/ia64.exp: Run hint.b-err and hint.b-warn.
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* gas/ia64/opc-b.d: Pass -mhint.b=ok to as.
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2005-02-17 Jan Beulich <jbeulich@novell.com>
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* gas/ia64/nostkreg.[ds]: New.
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3
gas/testsuite/gas/ia64/hint.b-err.l
Normal file
3
gas/testsuite/gas/ia64/hint.b-err.l
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@ -0,0 +1,3 @@
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.*: Assembler messages:
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.*:1: Error: hint.b shouldn't be used
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.*:2: Error: hint.b shouldn't be used
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2
gas/testsuite/gas/ia64/hint.b-err.s
Normal file
2
gas/testsuite/gas/ia64/hint.b-err.s
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hint.b @pause
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hint.b 0x1ffff
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3
gas/testsuite/gas/ia64/hint.b-warn.l
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3
gas/testsuite/gas/ia64/hint.b-warn.l
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@ -0,0 +1,3 @@
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.*: Assembler messages:
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.*:1: Warning: hint.b may be treated as nop
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.*:2: Warning: hint.b may be treated as nop
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2
gas/testsuite/gas/ia64/hint.b-warn.s
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2
gas/testsuite/gas/ia64/hint.b-warn.s
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@ -0,0 +1,2 @@
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hint.b @pause
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hint.b 0x1ffff
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@ -79,4 +79,6 @@ if [istarget "ia64-*"] then {
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run_list_test "slot2" ""
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run_list_test "unwind-err" "-munwind-check=error"
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run_dump_test "operand-or"
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run_list_test "hint.b-err" ""
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run_list_test "hint.b-warn" "-mhint.b=warning"
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}
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@ -1,4 +1,4 @@
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#as: -xnone
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#as: -xnone -mhint.b=ok
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#objdump: -d
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#name: ia64 opc-b
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