2011-03-24 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48271
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
blocks that still exist.
* g++.dg/torture/pr48271.C: New testcase.
From-SVN: r171395
2011-03-24 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48270
* tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
not free datarefs before ddrs.
From-SVN: r171394
PR target/48237
* config/i386/i386.md (*movdf_internal_rex64): Do not split
alternatives that can be handled with movq or movabsq insn.
(*movdf_internal): Disable for !TARGET_64BIT.
(*movdf_internal_nointeger): Ditto.
* config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
testsuite/ChangeLog:
PR target/48237
* gcc.target/i386/pr48237.c: New test.
From-SVN: r171391
2011-03-24 Richard Guenther <rguenther@suse.de>
PR middle-end/48269
* tree-object-size.c (addr_object_size): Do not double-account
for MEM_REF offsets.
* gcc.dg/builtin-object-size-10.c: New testcase.
From-SVN: r171388
* lto-opts.c (input_data_block): Move to lto-streamer-in.c.
* lto-streamer-in.c (input_string_internal): Add clarifying
comments.
(lto_input_data_block): Move from lto-opts.c. Make extern.
Update all users.
(lto_input_string): Rename from input_string. Make extern.
Update all users.
* lto-streamer-out.c (lto_output_string_with_length): Rename from
output_string_with_length.
Output 0 to indicate a non-NULL string. Update all callers to
not emit 0.
(lto_output_string): Rename from output_string. Make extern.
Update all users.
(lto_output_decl_state_streams): Make extern.
(lto_output_decl_state_refs): Make extern.
* lto-streamer.h (lto_input_string): Declare.
(lto_input_data_block): Declare.
(lto_output_string): Declare.
(lto_output_string_with_length): Declare.
(lto_output_decl_state_streams): Declare.
(lto_output_decl_state_refs): Declare.
From-SVN: r171387
2011-03-24 Richard Guenther <rguenther@suse.de>
PR tree-optimization/46562
* tree.c (build_invariant_address): New function.
* tree.h (build_invariant_address): Declare.
* tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
a renamed function moved ...
* tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
Take valueization callback parameter.
* tree-flow.h (gimple_fold_stmt_to_constant): Declare.
* gimple-fold.h: New file.
* tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
(ccp_fold, fold_const_aggregate_ref,
fold_ctor_reference, fold_nonarray_ctor_reference,
fold_array_ctor_reference, fold_string_cst_ctor_reference,
get_base_constructor): Move ...
* gimple-fold.c: ... here.
(gimple_fold_stmt_to_constant_1): New function
split out from ccp_fold. Take a valueization callback parameter.
Valueize all operands.
(gimple_fold_stmt_to_constant): New wrapper function.
(fold_const_aggregate_ref_1): New function split out from
fold_const_aggregate_ref. Take a valueization callback parameter.
(fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
* tree-ssa-sccvn.c (simplify_binary_expression): Simplify
invariant POINTER_PLUS_EXPRs to invariant form.
(vn_valueize): New function.
(try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
* tree-vrp.c (vrp_valueize): New function.
(vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
to fold statements to constants.
* tree-ssa-pre.c (eliminate): Properly guard propagation of
function declarations.
* Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
tree-ssa-ccp.o): Add gimple-fold.h dependencies.
* c-c++-common/pr46562-2.c: New testcase.
* c-c++-common/pr46562.c: Likewise.
From-SVN: r171386
2011-03-23 Jonathan Wakely <jwakely.gcc@gmail.com>
PR other/48179
PR other/48221
PR other/48234
* doc/extend.texi (Alignment): Move section to match order in TOC.
* doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
(Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
From-SVN: r171359
* cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
before removing the edge.
* cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
it may have been freed by redirect_branch_edge or
redirect_edge_succ_nodup.
From-SVN: r171356
2011-03-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/2084.md: Enable all insn reservations also for z9_ec
cpu attribute value.
* config/s390/s390-opts.h (enum s390_arch_option): Remove.
(enum processor_type): Add PROCESSOR_2094_Z9_EC.
* config/s390/s390.c (processor_flags_table): New constant array.
(s390_handle_arch_option): Remove.
(s390_handle_option): Remove s390_handle_arch_option invocations
and OPT_mwarn_framesize_ handling.
(s390_option_override): Remove s390_handle_arch_option invocation.
(s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
warnings.
* config/s390/s390.md (cpu attribute): Add z9_ec value.
* config/s390/s390.opt (s390_tune, s390_arch)
(march=): Replace s390_arch_option enum and values with
processor_type. Set variable name to s390_arch. Set
initialization value.
(mtune=): Replace s390_arch_option with processor_type. Set
variable name to s390_tune. Set initialization value.
From-SVN: r171350
* gcc-interface/trans.c (create_temporary): New function taken from...
(create_init_temporary): ...here. Call it.
(call_to_gnu): Create the temporary for the return value early, if any.
Create it for a function with copy-in/copy-out parameters if there is
no target; in other cases of copy-in/copy-out, use another temporary.
Push the new binding level lazily. Add and rename local variables.
From-SVN: r171345
* gcc-interface/decl.c (gnat_to_gnu_entity) <object>: Create TYPE_DECL
for the padded type built in order to support a specified alignment.
Fix incorrect formatting.
From-SVN: r171342
2011-03-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
if possible.
From-SVN: r171340
refactor emit_*_{after,before}_noloc using common functions
* emit-rtl.c (emit_pattern_before_noloc): New function.
(emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
(emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
(emit_pattern_after_noloc): New function.
(emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
(emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
From-SVN: r171339
* config/s390/s390-opts.h: New.
* config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
s390_arch_flags, s390_warn_framesize, s390_stack_size,
s390_stack_guard): Remove.
(s390_handle_arch_option): Return void. Take enum
s390_arch_option value instead of string and searching array.
(s390_handle_option): Don't assert that global structures are in
use. Access variables via opts pointer. Use error_at. Don't use
sscanf for -mstack-guard= or -mstack-size=. Update call to
s390_handle_arch_option.
(s390_option_override): Update call to s390_handle_arch_option.
(s390_emit_prologue): Use %d format for s390_stack_size in
diagnostic. Use %wd for HOST_WIDE_INT.
* config/s390/s390.h (enum processor_type): Move to s390-opts.h.
(s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
* config/s390/s390.opt (config/s390/s390-opts.h): New
HeaderInclude entry.
(s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
s390_arch_flags, s390_warn_framesize): New Variable entries.
(s390_arch_option): New Enum and EnumValue entries.
(march=): Use Enum instead of Var.
(mstack-guard=, mstack-size=): Use UInteger and Var.
(mtune=): Use Enum.
From-SVN: r171330
* config/score/score.c (score_handle_option): Don't assert that
global structures are in use. Access target_flags via opts
pointer. Use value of -march= option to determine target_flags
settings.
* config/score/score.opt (march=): Use Enum.
(score_arch): New Enum and EnumValue entries.
From-SVN: r171329
* config/mep/mep.c (option_mtiny_specified): Remove.
(mep_option_override): Move register handling for -mivc2 from
mep_handle_option. Use global_options_set.x_mep_tiny_cutoff
instead of option_mtiny_specified.
(mep_handle_option): Access target_flags via opts pointer. Don't
assert that global structures are in use. Defer part of -mivc2
handling and move it to mep_option_override.
* config/mep/mep.opt (IVC2): New Mask entry.
(mivc2): Use Var and Defer instead of Mask.
From-SVN: r171328
* config/v850/v850-opts.h: New.
* config/v850/v850.c (small_memory): Replace with
small_memory_physical_max array. Make that array static const.
(v850_handle_memory_option): Take integer value of argument. Take
gcc_options pointer, option text and location. Return void.
Update for changes to small memory structures.
(v850_handle_option): Access target_flags via opts pointer. Don't
assert that global structures are in use. Update calls to
v850_handle_memory_option.
(v850_encode_data_area): Update references to small memory
settings.
* config/v850/v850.h (struct small_memory_info, small_memory):
Remove.
(enum small_memory_type): Move to v850-opts.h.
* config/v850/v850.opt (config/v850/v850-opts.h): New
HeaderInclude entry.
(small_memory_max): New Variable entry.
(msda): Replace by pair of options msda= and msda-. Use UInteger.
(mtda, mzda): Likewise.
From-SVN: r171327
* config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
(munix=93): Use Var.
* config/pa/pa-hpux1010.opt (munix=95): Use Var.
* config/pa/pa-hpux1111.opt (munix=98): Use Var.
* config/pa/pa-opts.h: New.
* config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
(pa_handle_option): Don't assert that global structures are in
use. Access target_flags via opts pointer. Don't handle
OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
OPT_munix_98 here.
(pa_option_override): Handle deferred OPT_mfixed_range_.
From-SVN: r171324
* config/mn10300/mn10300-opts.h: New.
* config/mn10300/mn10300.c (mn10300_processor,
mn10300_tune_string): Remove.
(mn10300_handle_option): Don't assert that global structures are
in use. Access mn10300_processor via opts pointer. Don't handle
OPT_mtune_ here.
* config/mn10300/mn10300.h (enum processor_type): Move to
mn10300-opts.h.
(mn10300_processor): Remove.
* config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
HeaderInclude entry.
(mn10300_processor): New Variable entry.
(mtune=): Use Var.
From-SVN: r171323
