* fold-const.c (fold): Use "fold" following build in more places.
Optimize sqrt(x)*sqrt(x) as x, pow(x,y)*pow(z,y) as pow(x*z,y),
pow(x,y)*pow(x,z) as pow(x,y+z) and x/pow(y,z) as x*pow(y,-z).
* gcc.dg/builtins-11.c: New test case.
From-SVN: r65387
* builtins.c (fold_builtin): Constant fold expressions as x*0.5
instead of x/2.0. Optimize sqrt(pow(x,y)) as pow(x,y*0.5),
log(pow(x,y)) as y*log(x), pow(exp(x),y) as exp(x*y),
pow(sqrt(x),y) as pow(x,y*0.5) and pow(pow(x,y),z) as pow(x,y*z).
Delete function scope "fcode" variable to avoid shadowing.
* gcc.dg/builtins-9.c: New test case.
* gcc.dg/builtins-10.c: New test case.
From-SVN: r65386
* reorg.c (fill_slots_from_thread): When considering changing the
insn following a reg-to-reg copy insn to use the source reg of the
copy, bail out if there's overlap between the registers.
From-SVN: r65381
* function.c (postponed_insns): New.
(purge_addressof_1): Postpone processing of insns if addressofs
are not put into stack.
(purge_addressof): Process postponed insns.
From-SVN: r65380
* sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD,
this is FP_MODE_DOUBLE .
* sh.c (ra.h): #include.
(push_regs): Add second parameter. Changed all callers.
If necessary, set fpscr before saving floating point registers.
(calc_live_regs): If interrupt handler and TARGET_FMOVD, always
do saves / restores with SZ == 1.
(sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz.
(sh_expand_epilogue): Likewise. For TARGET_FMOVD, if floating point
registers are being restored, restore FPSCR only after restoring them.
From-SVN: r65379
* i386.c (legitimate_pic_address_disp_p): Do not accept PLUS in the
GOTOFF operand.
(legitimize_pic_address): Move plus outside the unspec.
* i386.c (legitimate_constant_p): Check (CONST (PLUS (UNSPEC ...
for validity.
From-SVN: r65367
* doc/install.texi: Use @command and @samp for single- and
multi-word commands respectively.
* doc/makefile.texi: Likewise.
* doc/sourcebuild.texi: Likewise.
From-SVN: r65364
PR c/9516
* expr.c (safe_from_p): Rearrange to avoid deep recursion in
favour of looping and tail recursion for TREE_LIST and binops.
Co-Authored-By: Richard Henderson <rth@redhat.com>
From-SVN: r65363
2003-04-07 Janis Johnson <janis187@us.ibm.com>
* doc/sourcebuild.texi (Test Suites): Document testing support for
gcov and profile-directed optimizations; describe gcc.misc-tests.
From-SVN: r65347
2003-04-07 Aldy Hernandez <aldyh@redhat.com>
* config/rs6000/rs6000.c (rs6000_common_init_builtins): Rename all
V2SI_type_node to opaque_V2SI_type_node. Rename all
V2SF_type_node to opaque_V2SF_type_node.
(rs6000_init_builtins): Define opaque_V2SI_type_node and
opaque_V2SF_type_node.
(is_ev64_opaque_type): The types opaque_V2SI_type_node and
opaque_V2SF_type_node are opaque types.
From-SVN: r65340
PR opt/10024
* cfglayout.c (cfg_layout_redirect_edge):
Redirect any branch edges unified with the fallthru one.
* cfgrtl.c (force_nonfallthru_and_redirect): Do not special
case fallthru edges when called via cfglayout.c
From-SVN: r65330
* java/io/ObjectStreamException
* java/io/FileFilter
* java/io/FilenameFilter
* java/io/ObjectInput
* java/io/ObjectOutput
* java/io/ObjectStreamConstants
Minor doc fixes, format fixes, spelling corrections, etc.
* java/io/DataInput
Corrected code samples in Javadocs to match reality
* java/io/DataOutput
* java/io/ObjectInputValidation
Major documentation fixes - all Javadocs re-written or updated
From-SVN: r65329
* doc/invoke.texi: Eliminate extra white-space caused by
@gccoptlist{ on its own line.
* doc/invoke.texi: Ensured there are two spaces between each option.
* doc/invoke.texi: Re-wrapped option lines that were too wide.
Added @gol to options that didn't have them.
From-SVN: r65326
* tree.c (tree_size): For all 'c' and 'x' nodes, look directly
at the sizes of the relevant structures, rather than relying
on TREE_CODE_LENGTH. Call lang_hooks.tree_size to get the
sizes of any such we don't know about. Use
lang_hooks.identifier_size for IDENTIFIER_NODE.
(initializer_zerop): Use CONSTRUCTOR_ELTS.
* tree.def: Update commentary. Make fourth element of
the definition for all 'c' and 'x' nodes zero.
* langhooks.h: New hook, tree_size / LANG_HOOKS_TREE_SIZE.
* langhooks-def.h: Update to match.
* langhooks.c: New default, lhd_tree_size.
* c-common.def (SRCLOC): Kill.
* c-pretty-print.c (pp_c_postfix_expression [case SRCLOC]):
Remove entirely - was already #if-ed out.
ada:
* ada-tree.def: Make fourth element for GNAT_LOOP_ID zero.
* misc.c (gnat_tree_size): New function.
(LANG_HOOKS_TREE_SIZE): Override.
cp:
* cp-tree.def: Make fourth element for all 'c' and 'x' nodes zero.
* cp-lang.c (cp_tree_size): New function.
(LANG_HOOKS_TREE_SIZE): Override.
* cp-tree.h (SOURCE_LOCUS, SRCLOC_FILE, SRCLOC_LINE, struct
tree_srcloc, TS_CP_COMMON, TS_CP_SRCLOC): Kill.
(union lang_tree_node): Remove common and srcloc members.
(build_srcloc_here): Don't prototype.
* decl.c (cp_tree_node_structure): Kill SRCLOC case.
* pt.c (pending_templates): Correct comment.
* tree.c (build_srcloc, build_srcloc_here): Kill.
From-SVN: r65323
* call.c: Include intl.h.
(print_z_candidate): Always use inform; get rid of errfn
argument. Reorganize so that all the strings get picked up
by xgettext. Note obligation of caller to pass first argument
through gettext.
(print_z_candidates): Update to match. Indent second and
successive candidates by strlen() of translated message.
(joust): Restructure ambiguous-conversion pedwarn so that
translators see a complete sentence. Update calls to
print_z_candidate.
* Make-lang.in (cp/call.o): Update dependencies.
From-SVN: r65320
2003-04-06 Steven Bosscher <steven@gcc.gnu.org>
* hashtable.c (gcc_obstack_init): Delete this function
and everything related to it.
* hashtable.h: Remove prototype.
* bitmap.c (bitmap_element_allocate): Cleanup redundant
defines. Cleanup some unnecessary whitespace.
* defaults.h (obstack_chunk_alloc): Redefine with
appropriate casts for libiberty obstacks.
(obstack_chunk_free): Ditto.
(OBSTACK_CHUNK_SIZE): Define, default to 0.
(gcc_obstack_init): Define as a call to _obstack_begin.
* tree.c (print_obstack_statistics): Delete this unused
function.
* tree.h (obstack): Don't forward-declare.
(print_obstack_statistics): Delete prototype.
(print_obstack_name): Ditto.
(gcc_obstack_init): Ditto.
* rtl.h (gcc_obstack_init): Ditto.
* java/jv-scan.c (gcc_obstack_init): Delete this
function, its prototype and related defines.
* java/jvgenmain.c (gcc_obstack_init): Delete this
function, and related defines.
* java/parse-scan.y (obstack_chunk_alloc): Don't define.
(obstack_chunk_free): Ditto
From-SVN: r65308
2003-04-05 Daniel Berlin <dberlin@dberlin.org>
* Makefile.in (df.o): Depend on alloc-pool.h, not obstack.h.
* df.c: Include alloc-pool.h, not obstack.h.
(df_ref_obstack): Remove.
(df_ref_pool, df_link_pool): Add pools.
(df_alloc): Init the new pools.
(df_free): And free them.
(df_link_create): Use the pools.
(df_ref_create): Ditto.
From-SVN: r65276
