invoke.texi (i386 and x86-64 Options): Document -m64 limitations on darwin.
2007-04-02 Eric Christopher <echristo@apple.com> * doc/invoke.texi (i386 and x86-64 Options): Document -m64 limitations on darwin. From-SVN: r123446
This commit is contained in:
Eric Christopher
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@ -1,3 +1,8 @@
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2007-04-02 Eric Christopher <echristo@apple.com>
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* doc/invoke.texi (i386 and x86-64 Options): Document -m64
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limitations on darwin.
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2007-04-02 Anatoly Sokolov <aesok@post.ru>
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PR target/31137
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@ -6,7 +11,7 @@
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2007-04-02 Dave Korn <dave.korn@artimi.com>
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* doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
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2007-04-02 Dave Korn <dave.korn@artimi.com>
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* libgcc2.h (exception_descriptor): Don't forward-declare.
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@ -64,7 +69,7 @@
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PR 14737
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* doc/invoke.texi: (optimization options): Reword description
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of -ffast-math. Document its primary purpose.
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2007-03-31 Richard Guenther <rguenther@suse.de>
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* omp-low.c (splay-tree.h): Include.
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@ -97,7 +102,7 @@
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2007-03-31 Anatoly Sokolov <aesok@post.ru>
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* config/avr/predicates.md (even_register_operand,
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* config/avr/predicates.md (even_register_operand,
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odd_register_operand): New predicates.
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* config/avr/avr.md (movw peephole2): New.
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(movw_r peephole2): New.
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@ -204,7 +209,7 @@
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2007-03-30 Anatoly Sokolov <aesok@post.ru>
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* config/avr/avr.c (avr_override_options): Clear
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* config/avr/avr.c (avr_override_options): Clear
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'flag_delete_null_pointer_checks'.
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2007-03-30 Paolo Carlini <pcarlini@suse.de>
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@ -235,7 +240,7 @@
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2007-03-30 Jan Hubicka <jh@suse.cz>
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PR middle-end/PR30700
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* dwarf2out.c (reference_to_unused): Ask cgraph for functions
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* dwarf2out.c (reference_to_unused): Ask cgraph for functions
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availablility; add more sanity checking; ask varpool only about
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VAR_DECL.
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@ -329,7 +334,7 @@
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than calling gen_rtx_SET directly. Use r0 to hold the value of
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'address + 4' rather than a stack based temporary which can be
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mis-optimized away.
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2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
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* config/s390/s390.c (s390_secondary_input_reload_class,
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@ -360,7 +365,7 @@
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* config.gcc: Accept barcelona as a variant of amdfam10.
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* config/i386/i386.c (override_options): Likewise.
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* doc/invoke.texi: Likewise.
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2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
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* tree-dfa.c (get_ref_base_and_extent): Do not expect positive
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@ -390,7 +395,7 @@
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2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
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* config/fr30/fr30.md (movsi_internal): Change destination
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constraint from m to V and add m to the end.
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constraint from m to V and add m to the end.
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2007-03-28 Christian Bruel <christian.bruel@st.com>
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@ -411,7 +416,7 @@
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* config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
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("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
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fix_trunc<mode>di2.
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("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
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("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
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fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
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("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
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"fixuns_trunctddi2"): Whitespace fix.
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@ -438,7 +443,7 @@
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2007-03-27 Anatoly Sokolov <aesok@post.ru>
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* config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
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* config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
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architecture.
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2007-03-27 Janis Johnson <janis187@us.ibm.com>
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@ -458,7 +463,7 @@
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2007-03-27 Richard Guenther <rguenther@suse.de>
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* tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
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computations with it with a HOST_WIDE_INT variable.
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computations with it with a HOST_WIDE_INT variable.
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2007-03-26 Mike Stump <mrs@apple.com>
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@ -483,7 +488,7 @@
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_mm_srli_epi64): Mark __B const.
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(_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
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(_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
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_mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
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_mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
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new two-vector shift builtins.
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2007-03-26 Ian Lance Taylor <iant@google.com>
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@ -107,7 +107,7 @@ of the same kind; for example, if you specify @option{-L} more than once,
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the directories are searched in the order specified.
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Many options have long names starting with @samp{-f} or with
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@samp{-W}---for example,
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@samp{-W}---for example,
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@option{-fmove-loop-invariants}, @option{-Wformat} and so on. Most of
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these have both positive and negative forms; the negative form of
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@option{-ffoo} would be @option{-fno-foo}. This manual documents
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@ -161,7 +161,7 @@ in the following sections.
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@item Overall Options
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@xref{Overall Options,,Options Controlling the Kind of Output}.
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@gccoptlist{-c -S -E -o @var{file} -combine -pipe -pass-exit-codes @gol
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-x @var{language} -v -### --help@r{[}=@var{class}@r{]} --target-help @gol
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-x @var{language} -v -### --help@r{[}=@var{class}@r{]} --target-help @gol
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--version @@@var{file}}
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@item C Language Options
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@ -712,7 +712,7 @@ See RS/6000 and PowerPC Options.
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@gccoptlist{-mel -mel @gol
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-mmac @gol
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-mscore5u -mscore7}
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@emph{SH Options}
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@gccoptlist{-m1 -m2 -m2e -m3 -m3e @gol
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-m4-nofpu -m4-single-only -m4-single -m4 @gol
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@ -2771,7 +2771,7 @@ It is not specified when between sequence points modifications to the
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values of objects take effect. Programs whose behavior depends on this
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have undefined behavior; the C and C++ standards specify that ``Between
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the previous and next sequence point an object shall have its stored
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value modified at most once by the evaluation of an expression.
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value modified at most once by the evaluation of an expression.
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Furthermore, the prior value shall be read only to determine the value
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to be stored.''. If a program breaks these rules, the results on any
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particular implementation are entirely unpredictable.
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@ -3351,7 +3351,7 @@ ISO C and ISO C++, e.g.@: request for implicit conversion from
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@item -Wc++0x-compat @r{(C++ and Objective-C++ only)}
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Warn about C++ constructs whose meaning differs between ISO C++ 1998 and
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ISO C++ 200x, e.g., identifiers in ISO C++ 1998 that will become keywords
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ISO C++ 200x, e.g., identifiers in ISO C++ 1998 that will become keywords
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in ISO C++ 200x. This warning is enabled by @option{-Wall}.
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@item -Wcast-qual
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@ -4533,7 +4533,7 @@ file name is made by appending @file{.sra} to the source file name.
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@item sink
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@opindex fdump-tree-sink
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Dump each function after performing code sinking. The file name is made
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by appending @file{.sink} to the source file name.
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by appending @file{.sink} to the source file name.
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@item dom
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@opindex fdump-tree-dom
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@ -4584,26 +4584,26 @@ Enable all the available tree dumps with the flags provided in this option.
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@item -ftree-vectorizer-verbose=@var{n}
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@opindex ftree-vectorizer-verbose
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This option controls the amount of debugging output the vectorizer prints.
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This information is written to standard error, unless
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@option{-fdump-tree-all} or @option{-fdump-tree-vect} is specified,
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This information is written to standard error, unless
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@option{-fdump-tree-all} or @option{-fdump-tree-vect} is specified,
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in which case it is output to the usual dump listing file, @file{.vect}.
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For @var{n}=0 no diagnostic information is reported.
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If @var{n}=1 the vectorizer reports each loop that got vectorized,
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If @var{n}=1 the vectorizer reports each loop that got vectorized,
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and the total number of loops that got vectorized.
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If @var{n}=2 the vectorizer also reports non-vectorized loops that passed
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the first analysis phase (vect_analyze_loop_form) - i.e. countable,
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inner-most, single-bb, single-entry/exit loops. This is the same verbosity
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If @var{n}=2 the vectorizer also reports non-vectorized loops that passed
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the first analysis phase (vect_analyze_loop_form) - i.e. countable,
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inner-most, single-bb, single-entry/exit loops. This is the same verbosity
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level that @option{-fdump-tree-vect-stats} uses.
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Higher verbosity levels mean either more information dumped for each
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Higher verbosity levels mean either more information dumped for each
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reported loop, or same amount of information reported for more loops:
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If @var{n}=3, alignment related information is added to the reports.
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If @var{n}=4, data-references related information (e.g. memory dependences,
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If @var{n}=4, data-references related information (e.g. memory dependences,
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memory access-patterns) is added to the reports.
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If @var{n}=5, the vectorizer reports also non-vectorized inner-most loops
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that did not pass the first analysis phase (i.e. may not be countable, or
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If @var{n}=5, the vectorizer reports also non-vectorized inner-most loops
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that did not pass the first analysis phase (i.e. may not be countable, or
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may have complicated control-flow).
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If @var{n}=6, the vectorizer reports also non-vectorized nested loops.
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For @var{n}=7, all the information the vectorizer generates during its
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For @var{n}=7, all the information the vectorizer generates during its
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analysis and transformation is reported. This is the same verbosity level
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that @option{-fdump-tree-vect-details} uses.
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@ -6044,7 +6044,7 @@ When enabled, this option states that a range reduction step is not
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needed when performing complex division. The default is
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@option{-fno-cx-limited-range}, but is enabled by @option{-ffast-math}.
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This option controls the default setting of the ISO C99
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This option controls the default setting of the ISO C99
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@code{CX_LIMITED_RANGE} pragma. Nevertheless, the option applies to
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all languages.
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@ -6119,7 +6119,7 @@ Enabled with @option{-fprofile-use}.
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@opindex funroll-loops
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Unroll loops whose number of iterations can be determined at compile time or
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upon entry to the loop. @option{-funroll-loops} implies
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@option{-frerun-cse-after-loop}, @option{-fweb} and @option{-frename-registers}.
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@option{-frerun-cse-after-loop}, @option{-fweb} and @option{-frename-registers}.
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It also turns on complete loop peeling (i.e.@: complete removal of loops with
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small constant number of iterations). This option makes code larger, and may
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or may not make it run faster.
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@ -6249,7 +6249,7 @@ In each case, the @var{value} is an integer. The allowable choices for
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@table @gcctabopt
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@item salias-max-implicit-fields
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The maximum number of fields in a variable without direct
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structure accesses for which structure aliasing will consider trying
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structure accesses for which structure aliasing will consider trying
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to track each field. The default is 5
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@item salias-max-array-elements
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@ -6426,8 +6426,8 @@ pass the arguments to other functions) and decrease inlining for code with low
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abstraction penalty. The default value is 16.
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@item min-vect-loop-bound
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The minimum number of iterations under which a loop will not get vectorized
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when @option{-ftree-vectorize} is used. The number of iterations after
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The minimum number of iterations under which a loop will not get vectorized
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when @option{-ftree-vectorize} is used. The number of iterations after
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vectorization needs to be greater than the value specified by this option
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to allow vectorization. The default value is 0.
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@ -7117,7 +7117,7 @@ are processed in order, from left to right.
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Use @var{dir} as the logical root directory for headers and libraries.
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For example, if the compiler would normally search for headers in
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@file{/usr/include} and libraries in @file{/usr/lib}, it will instead
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search @file{@var{dir}/usr/include} and @file{@var{dir}/usr/lib}.
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search @file{@var{dir}/usr/include} and @file{@var{dir}/usr/lib}.
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If you use both this option and the @option{-isysroot} option, then
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the @option{--sysroot} option will apply to libraries, but the
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@ -7701,7 +7701,7 @@ example, if a cross-compiler was configured with @samp{configure
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arm-elf}, meaning to compile for an arm processor with elf binaries,
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then you would specify @option{-b arm-elf} to run that cross compiler.
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Because there are other options beginning with @option{-b}, the
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configuration must contain a hyphen.
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configuration must contain a hyphen.
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@item -V @var{version}
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@opindex V
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@ -8567,7 +8567,7 @@ is @var{version}. Typical values of @var{version} include @code{10.1},
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@code{10.2}, and @code{10.3.9}.
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The default for this option is to make choices that seem to be most
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useful.
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useful.
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@item -mkernel
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@opindex mkernel
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@ -10198,7 +10198,9 @@ Generate code for a 32-bit or 64-bit environment.
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The 32-bit environment sets int, long and pointer to 32 bits and
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generates code that runs on any i386 system.
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The 64-bit environment sets int to 32 bits and long and pointer
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to 64 bits and generates code for AMD's x86-64 architecture.
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to 64 bits and generates code for AMD's x86-64 architecture. For
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darwin only the -m64 option turns off the @option{-fno-pic} and
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@option{-mdynamic-no-pic} options.
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@item -mno-red-zone
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@opindex no-red-zone
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@ -10231,7 +10233,7 @@ building of shared libraries are not supported with the medium model.
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@item -mcmodel=large
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@opindex mcmodel=large
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Generate code for the large model: This model makes no assumptions
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about addresses and sizes of sections.
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about addresses and sizes of sections.
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@end table
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@node IA-64 Options
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@ -10450,7 +10452,7 @@ The default is 'enable'.
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@item -mno-sched-control-ldc
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@itemx -msched-control-ldc
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@opindex -mno-sched-control-ldc
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@opindex -msched-control-ldc
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@opindex -msched-control-ldc
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(Dis/En)able use of ld.c instructions to check control speculative loads.
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If enabled, in case of control speculative load with no speculatively
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scheduled dependent instructions this load will be emitted as ld.sa and
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@ -12909,7 +12911,7 @@ These options are defined for Score implementations:
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@table @gcctabopt
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@item -mel
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@opindex -mel
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Compile code for little endian mode.
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Compile code for little endian mode.
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@item -meb
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@opindex meb
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@ -12917,7 +12919,7 @@ Compile code for big endian mode. This is the default.
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@item -mmac
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@opindex mmac
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Enable the use of multiply-accumulate instructions. Disabled by default.
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Enable the use of multiply-accumulate instructions. Disabled by default.
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@item -mscore5u
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@opindex mscore5u
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@ -14566,8 +14568,8 @@ replacing that beginning with the specified prefix to produce an
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alternate directory name. Thus, with @option{-Bfoo/}, GCC will search
|
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@file{foo/bar} where it would normally search @file{/usr/local/lib/bar}.
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These alternate directories are searched first; the standard directories
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come next. If a standard directory begins with the configured
|
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@var{prefix} then the value of @var{prefix} is replaced by
|
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come next. If a standard directory begins with the configured
|
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@var{prefix} then the value of @var{prefix} is replaced by
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@env{GCC_EXEC_PREFIX} when looking for header files.
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@item COMPILER_PATH
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