PR tree-optimization/19590
* tree-vrp.c (adjust_range_with_scev): Set the range when the result
of scev is a constant.
* gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
From-SVN: r125925
2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
* df-problems.c (df_note_bb_compute): Made computation of live
info consistent with df_lr.
From-SVN: r125924
2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (processor_target_table): Increase maximum
skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
default 64bit.
* config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
byte alignment if > 8 byte alignment is preferred.
* config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
From-SVN: r125920
PR tree-optimization/31866
* tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
if ASM_EXPR's input is not a SSA_NAME.
* gcc.dg/pr31866.c: New test.
From-SVN: r125919
PR middle-end/32362
* omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
but decl is a global var, instead return decl.
* gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
even for is_global_var decls, if they are private in some outer
context.
* testsuite/libgomp.c/pr32362-1.c: New test.
* testsuite/libgomp.c/pr32362-2.c: New test.
* testsuite/libgomp.c/pr32362-3.c: New test.
From-SVN: r125917
2007-06-20 Seongbae Park <seongbae.park@gmail.com>
Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
* dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
New counters.
* haifa-sched.c (queue_to_ready): Don't requeue next insn
if dbg_cnt (sched_insn) reaches the limit.
(choose_ready): New parameter INSN_PTR and new return value.
(schedule_block): Handle dbg_cnt (sched_insn). Handle
the new return value from choose_ready.
* global.c (global_aloc): New dbgcnt global_alloc_at_reg.
(rest_of_handle_global_alloc): New global_alloc_at_func.
Co-Authored-By: Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
From-SVN: r125891
PR tree-optimization/25737
* tree.h (struct tree_struct_field_tag): Add new field alias_set.
(SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
* tree-flow.h (struct fieldoff): Add new field alias_set.
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
argument addressable_type. Set alias_set of fieldoff.
* tree-ssa-alias.c (create_sft): Add new argument alias_set.
(create_overlap_variables_for): Pass alias_set from fieldoff to
create_sft.
* alias.c (get_alias_set): Use alias_set from SFT if set.
From-SVN: r125890
* gcc/config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
of a variable as an unsigned HOST_WIDE_INT integer.
* gcc.target/i386/large-size-array-3.c: New.
From-SVN: r125888
PR middle-end/31959
* builtins.c: Include diagnostic.h.
(expand_builtin_expect): Make gcc_assert more permissive.
* Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
* gcc.dg/pr31959.c: New test.
From-SVN: r125875
PR inline-asm/32109
* gimplify.c (gimplify_asm_expr): Issue error if type is addressable
and !allows_mem.
* g++.dg/ext/asm10.C: New test.
From-SVN: r125874
2007-06-15 Kenneth Zadeck <zadeck@naturalbridge.com>
* df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
(struct df_problem.free_blocks_on_set_blocks): New field.
(struct dataflow.optional_p): New field.
(df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
(df_live_set_all_dirty): New function.
* df-scan.c (df_scan_alloc): Initialize optional_p.
(problem_SCAN): Initialize free_blocks_on_set_blocks.
* df-core.c (df_set_blocks): Removed use of
DF_FIRST_OPTIONAL_PROBLEM. Now uses
df_problem.free_blocks_on_set_blocks to determine which blocks are
recycled.
(df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
(df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
uses dataflow.optional_p to determine if problem should be
deleted.
(rest_of_handle_df_initialize): Only start live problem if
-02 or above.
(df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
* df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
(problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
problem_NOTE): Initialize free_blocks_on_set_blocks.
(df_lr_bb_local_compute): Recompute luids if df_live problem is
not active.
(df_live_set_all_dirty, df_note_alloc): New function.
* regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
df_get_live_*.
* sched_ebb.c (compute_jump_reg_dependencies): Ditto.
* postreload.c (reload_combine): Ditto.
* cse.c (cse_extended_basic_block): Ditto.
* regmove.c (mark_flags_life_zones): Ditto.
* rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
erase_matching_seqs): Ditto.
* bt-load.c (compute_defs_uses_and_gen): Ditto.
* integrate (allocate_initial_values): Ditto.
* combine.c (reg_dead_at_p): Ditto.
* resource.c (mark_target_live_regs): Ditto.
* sched-rgn.c (check_live_1, update_live_1): Ditto.
* config/sh/sh.c (find_r0_life_regions): Ditto.
* global.c (rest_of_handle_global_alloc): Only add back df_live
for -O > 1.
* local-alloc.c (rest_of_handle_local_alloc): Only remove
df_live for -O > 1.
* ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
df_get_live_*.
(if_convert): Make sure df_live is there at -O == 1.
(pass_if_after_combine): Cleanup flags.
* init-regs.c (initialize_uninitialized_regs): Make sure df_live
is there at -O == 1.
From-SVN: r125857
PR tree-optimization/32367
* tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
of the chrec has no evolution in that loop.
* testsuite/gcc.dg/tree-ssa/pr32367.c: New.
From-SVN: r125855
* config/xtensa/xtensa.c: Include "df.h".
(xtensa_builtin_saveregs): Use adjust_address instead of change_address.
(xtensa_va_start): Invoke make_tree with sizetype for
expand_builtin_saveregs and then convert the result to a pointer.
Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
(xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
Subtract argument size from index value as integers and then use
POINTER_PLUS_EXPR to add the result to the array address.
From-SVN: r125854
2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
PR target/32335
* config/m32c/m32c.c: Include dataflow header file.
(m32c_emit_prologue): Adjust for prologue insn change.
* config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
once inside a PARALLEL. Assume frame size passed in operand 0
includes space to save the fb register.
(prologue_enter_24): Likewise.
(epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
From-SVN: r125853
2007-06-19 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (handle_ptr_arith): Make sure to
only handle positive offsets that fit in a HOST_WIDE_INT.
* g++.dg/torture/pr30252.C: New testcase.
From-SVN: r125849
gcc/ChangeLog:
2007-06-18 Seongbae Park <seongbae.park@gmail.com>
PR rtl-optimization/32339
* df-scan.c (df_uses_record): Don't modify flags but just add to
it for df_ref_record.
gcc/testsuite/ChangeLog:
2007-06-18 Martin Michlmayr <tbm@cyrius.com>
PR rtl-optimization/32339
* gcc.c-torture/compile/pr32339.c: New test.
From-SVN: r125825
Revert:
2007-06-18 David Daney <ddaney@avtrex.com
PR target/32313
* config/mips/mips.c (mips_expand_call): Mark $gp as used by
local function call.
From-SVN: r125824
PR tree-optimization/32383
* targhooks.c (default_builtin_reciprocal): Add new bool argument.
* targhooks.h (default_builtin_reciprocal): Update prototype.
* target.h (struct gcc_target): Update builtin_reciprocal.
* doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
* tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
when fndecl is in BUILT_IN_MD class.
(execute_convert_to_rsqrt): Ditto.
* config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
Convert BUILT_IN_SQRTF code only when md_fn is false.
testsuite/ChangeLog:
PR tree-optimization/32383
* testsuite/g++.dg/opt/pr32383.C: New test.
From-SVN: r125790
David Daney
David Daney
Roman Zippel
Adam Nemet
Sebastian Pop
Kenneth Zadeck
Richard Guenther
H.J. Lu
Jakub Jelinek
Christian Bruel
Sebastian Pop
Eric Botcazou
Rask Ingemann Lambertsen
Seongbae Park
Hui-May Chang
Nick Clifton
Zdenek Dvorak
Rask Ingemann Lambertsen
Kenneth Zadeck
Uros Bizjak
Bob Wilson
Richard Biener
Steve Ellcey
Seongbae Park
Kazu Hirata