PR rtl-optimization/29329
* combine.c (replaced_rhs_insn): Rename to i2mod.
(replaced_rhs_value): Rename to i2mod_new_rhs.
(i2mod_old_rhs): New global variable.
(combine_instructions): Adjust for above change. Save a copy of
the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
note are substituted in the second instruction.
(distribute_notes) <REG_DEAD>: Adjust for above change. Do not
ditch the note if it pertains to the second eliminated register
and this register is mentioned in i2mod_old_rhs.
Revert:
2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
* combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
the insn to which the note was originally attached.
From-SVN: r121037
2007-01-21 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/30525
* intrinsics/string_intrinsics.c(compare_string): Make
sure that comparisons are done unsigned.
2007-01-21 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/30525
* gfortran.dg/char_comparison_1.f: New test.
From-SVN: r121035
2006-12-09 Tobias Burnus <burnus@net-b.de>
PR libfortran/30015
* intrinsics/date_and_time.c (date_and_time): Fix case where time
can go backwards.
* configure.ac: Remove AC_TRY_RUN test for timezone in
gettimeofday.
* acinclude.m4: Ditto.
* configure: Regenerate.
* config.h.in: Regenerate.
From-SVN: r121033
2007-01-21 Dirk Mueller <dmueller@suse.de>
PR bootstrap/30511
* tree-vrp.c (check_array_bounds): do not warn
about ADDR_EXPR's of ARRAY_REF's which are immediately
used in binary expressions.
From-SVN: r121032
* tree-vectorizer.h (struct _stmt_vec_info): Add new field
read_write_dep and macros for its access.
* tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
* tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
argument, call vect_check_interleaving for every independent pair of
data-refs. Mark loads that access the same memory location as a store
in the loop.
(vect_check_dependences): Remove.
(vect_analyze_data_ref_dependences): Remove vect_check_dependences
call, fix the call to vect_analyze_data_ref_dependence.
(vect_analyze_data_ref_access): For statements that access the same
data-ref, check that they are not stores; for loads, check that there
is no store that access the same location.
From-SVN: r121026
2007-01-20 Andrew Pinski <pinskia@gmail.com>
PR objc/30479
* objc-act.c (hash_interface): Use IDENTIFIER_HASH_VALUE instead
of htab_hash_pointer.
(lookup_interface): Likewise.
(add_class): Likewise.
2007-01-20 Andrew Pinski <pinskia@gmail.com>
PR objc/30479
* objc.dg/pch: New directory.
* objc.dg/pch/pch.exp: New file.
* objc.dg/pch/interface-1.m: New test.
* objc.dg/pch/interface-1.hs: New include file.
* lib/objc.exp (objc_target_compile): Add
"-x objective-c-header" in front of the sources if this is
a precompiled header being compiled.
From-SVN: r121024
* doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
(-fdump-rtl-stack): Likewise.
(-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
(-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
(-mpt-fixed): Use @minus{} for minus sign.
(Using Precompiled Headers): Fix under/overfull hbox.
Co-Authored-By: Joseph Myers <joseph@codesourcery.com>
From-SVN: r121023
* intrinsic.texi: Edited all "Syntax" examples to a consistent form.
(MAXVAL): Corrected description of result characteristics.
(MINVAL): Same.
(UMASK): Added documentation.
From-SVN: r121020
* module.c (mio_array_ref): The dimen_type fields of an array ref
are an enumerated type and can't be read/written directly with a
call to mio_integer. Instead loop over and cast each element.
From-SVN: r121011
* dependency.c (gfc_full_array_ref_p): Check that ref->next is NULL,
i.e. that the ARRAY_REF doesn't mention components.
* trans-array.c (gfc_constant_array_constructor_p): Export external
function renamed from constant_array_constructor_p.
(gfc_build_constant_array_constructor): Export.
(gfc_trans_array_constructor): Update call to the renamed function
constant_array_constructor_p.
* trans-array.h (gfc_constant_array_constructor_p): Prototype here.
(gfc_build_constant_array_constructor): Likewise.
* trans-expr.c (gfc_build_memcpy_call): New helper function split
out from gfc_trans_array_copy.
(gfc_trans_array_copy): Use gfc_build_memcpy_call.
(gfc_trans_array_constructor_copy): New function to optimize
assigning an entire array from a constant array constructor.
(gfc_trans_assignment): Call gfc_trans_array_constructor_copy
when appropriate.
* gfortran.dg/array_memcpy_3.f90: New test case.
* gfortran.dg/vect/vect-5.f90: Update vectorized loop count.
From-SVN: r121010
* trans-intrinsic.c (gfc_conv_intrinsic_sign): New branchless
implementation for the SIGN intrinsic with integral operands.
(gfc_conv_intrinsic_minmax): Fix whitespace.
* gfortran.dg/intrinsic_sign_1.f90: New test case.
* gfortran.dg/intrinsic_sign_2.f90: Likewise.
Co-Authored-By: Brooks Moses <brooks.moses@codesourcery.com>
Co-Authored-By: Francois-Xavier Coudert <coudert@clipper.ens.fr>
From-SVN: r121009
2007-01-20 Richard Guenther <rguenther@suse.de>
PR fortran/30223
* f95-lang.c (gfc_init_builtin_functions): Provide cbrt and
cexpi builtins if we have TARGET_C99_FUNCTIONS. Provide
sincos builtins if the target has sincos.
From-SVN: r120998
* tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
to unsigned.
(VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
(VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
(SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
(SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
(SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
(realloc_vdef, realloc_vuse): Change second parameter to
unsigned.
(ssa_operand_iterator_d): Change vuse_index and mayuse_index
fields to unsigned.
* tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
unsigned. Change x and lim locals to unsigned.
(realloc_vdef, realloc_vuse): Change num_elem parameter to
unsigned.
(finalize_ssa_vuse_ops): Change old_i local to unsigned.
(copy_virtual_operands): Change i and n locals to unsigned.
From-SVN: r120994
* tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
* tree-ssa-structalias.c (compute_points_to_sets): Do call
init_alias_heapvars.
(init_alias_heapvars): Initialize only when not already initialized.
(delete_alias_heapvars): Set heapvar_for_stmt to NULL.
From-SVN: r120983
* common.opt (fsigned-zeros): New command line option.
* flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
of flag_unsafe_math_optimizations.
* opts.c (set_fast_math_flags): The -ffast-math command line option
implies -fno-signed-zeros.
(fast_math_flags_set_p): Likewise.
* doc/invoke.texi: Document new -fno-signed-zeros option, and update
the documentation of -ffast-math appropriately. Wrap long lines.
* gcc.dg/pr30172-1.c: Specify the -fno-signed-zeros command line
option instead of -funsafe-math-optimizations.
From-SVN: r120978
2007-01-19 Andreas Tobler <a.tobler@schweiz.org>
* os_dep.c (defined(MPROTECT_VDB) && defined(DARWIN)): Moved recently
added defines to include/private/gc_priv.h
* darwin_stop_world.c: Removed the above defines.
(catch_exception_raise): Added THREAD_FLD in exc_state for POWERPC too.
* include/private/gc_priv.h: Moved definitions from darwin_stop_world.c
and os_dep.c to here. Fixed THREAD definition fixes for ppc64.
From-SVN: r120977
Patch by Tomas Bily <tbily@suse.cz>
* cgraphunit.c (cgraph_finalize_function): Updating of pid
* tree-profile.c:
(tree_init_ic_make_global_vars): New function
(tree_init_edge_profiler): call of tree_init_ic_make_global_vars
(tree_gen_ic_profiler): New function
(tree_gen_ic_func_profiler): New function
(tree_profiling): Added calling of tree_gen_ic_func_profiler
(tree_profile_hooks): Added hook for indirec/virtual calls
* value-prof.c (tree_find_values_to_profile): New case for
indirect calls
(tree_values_to_profile): Call for determining indirect/virtual
counters
(tree_indirect_call_to_profile): New function
(tree_ic_transform): New function
(tree_ic): New function
(find_func_by_pid): New function
(init_pid_map): New function
(tree_value_profile_transformations): Added check for
indirect/virtual call transformation
* value-prof.h (enum hist_type): New counter type for
indirect/virtual calls
(profile_hooks): Added new hook for profiling indirect/virtual
calls
* profile.c (instrument_values): New case for indirect/virtual
call added
* gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
(GCOV_COUNTER_V_INDIR): New counter type
(GCOV_COUNTER_NAMES): New name of counter "indirect" added
(GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
call added
* cgraph.c: Definition of cgraph_max_pid
(cgraph_create_node): Default init of pid attribute
* cgraph.h: Declaration of cgraph_max_pid
(struct cgraph_node): Added pid attribute
* libgcov.c (__gcov_indirect_call_profiler): New function
(__gcov_one_value_profiler_body): New function
(__gcov_one_value_profiler): Body was moved to
__gcov_one_value_profiler_body and calls it
gcc.dg/tree-prof/indir-call-prof.c: New.
g++.dg/dg.exp: Add tree-prof subdirectory.
g++.dg/tree-prof/indir-call-prof.C: New.
g++.dg/tree-prof/tree-prof.exp: New.
From-SVN: r120975
* ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of 'early' argument
take inlining mode argument specifying whether to inline for size/speeed or all
functions; add support for flattening; improve dumpting.
(cgraph_early_inlining): Update call of decide_inlining_incrementally.
From-SVN: r120970
2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c++/17947
* toplev.c (warn_deprecated_use): Use %qD instead of %qs to
print the name of the declared identifier.
testsuite/
* g++.dg/warn/deprecated.C: Update warning output.
* g++.dg/warn/deprecated-2.C: Likewise.
* g++.dg/warn/deprecated-3.C: New.
From-SVN: r120969
2007-01-19 Dirk Mueller <dmueller@suse.de>
* config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
duplicate evaluation.
From-SVN: r120967
* config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
Macroize expander using X87MODEF12 mode macro. Extend operand 1
to XFMode, use acosxf2 and truncate result to requested mode.
Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
(asin<mode>2): Similarly, with asin expanders.
(*fscalexf4_i387): Rename from *fscalexf4.
(expNcorexf3): New expander.
(expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
(exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
patterns for SSE math.
(exp10<mode>2): Similarly, with exp10 expanders.
(exp2<mode>2): Similarly, with exp2 expanders.
(expm1<mode>2): Similarly, with expm1 expanders.
(ldexp<mode>3): Similarly, with ldexp expanders.
(log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
Use gen_truncxf<mode>2_i387_noop to truncate result.
From-SVN: r120966
