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* i386-protos.h (emit_i387_cw_initialization): Declare.
* i386.md (movsi_insv_1): Remove '*'.
(fix_trunc?f?i2): Revamp to use control word parameters.
(fix_trunc?i_1): Likewise; update splitters.
(fix splitter): Remove.
* i386.c (MAX_386_STACK_LOCALS): set to 3.
(emit_i387_cw_initialization): New function.
(output_fix_trunc): Do not initialize control word;
kill dead code; simplify.
From-SVN: r43530
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2001-06-22 Jan van Male <jan.vanmale@fenk.wau.nl>
* zipfile.h: Use GCC_JCF_H instead of JCF_H.
(http://gcc.gnu.org/ml/gcc-patches/2001-06/msg01427.html)
From-SVN: r43529
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* cppmacro.c (make_string_token): Avoid warning.
(cpp_macro_definition): Prepend the macro name. Update
comments.
* cppmain.c (cb_define, dump_macro): Update for changes
to cpp_macro_definition.
From-SVN: r43528
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From-SVN: r43527
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From-SVN: r43525
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* flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
try_pre_increment_1): compute REG_FREQ using bb->frequency.
* regclass.c (loop_cost): Kill.
(frequency): New global variable.
(record_operand_costs): Replace loop_cost by frequency.
(scan_one_insn): Likewise.
(regclass): Likewise; set frequency according to bb->frequency.
* flow.c (split_edge): Set frequency.
From-SVN: r43523
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* predict.c (block_info_def): Add nvisited.
(propagate_freq): Count nvisited; re-queue delayed blocks; handle
irreducible regions.
* flow.c (dump_edge_info): Dump the probability of edge.
(combine_predictions_for_insn): Dump the basic block.
From-SVN: r43522
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* doc/gcc.texi: Update documentation of source files of C
compiler.
From-SVN: r43520
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link time.
* doc/invoke.texi (-funsafe-math-optimizations): Document its
possible effects at link time.
From-SVN: r43519
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2001-06-22 Diego Novillo <dnovillo@redhat.com>
* basic-block.h (dump_edge_info): Declare.
(clear_edges): Declare.
(mark_critical_edges): Declare.
* flow.c (dump_edge_info): Remove static declaration.
(clear_edges): Ditto.
(mark_critical_edges): Ditto.
(free_basic_block_vars): Only clear edges and free basic block
array if basic_block_info is not NULL.
* ssa.c (compute_dominance_frontiers): Remove static declaration.
* ssa.h (compute_dominance_frontiers): Declare.
From-SVN: r43518
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const1_rtx for...
* predict.c: (expected_value_to_br_prob): Check for const_true_rtx
instead of const1_rtx for true case.
From-SVN: r43517
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* config/ia64/crtfastmath.c: New file.
* config/ia64/t-ia64 (EXTRA_PARTS): Include it.
* config/ia64/linux.h (ENDFILE_SPEC): New.
From-SVN: r43515
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2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
* config/h8300/h8300.c (asm_file_start): Remove reference to
"release F-1".
From-SVN: r43512
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* c-common.c (verify_tree): Check for x being NULL.
* doc/c-tree.texi: Document COMPOUND_BODY of an empty
COMPOUND_STMT.
Fixes PR c/3259.
testsuite:
* gcc.dg/20010622-1.c: New test.
From-SVN: r43508
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* config/arm/arm.h (struct machine_function): Remove ra_rtx.
* config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
(arm_return_addr): Use get_hard_reg_initial_val et al.
* config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
* config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
(d30v_return_addr): Use get_hard_reg_initial_val et al.
* config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
* config/rs6000/rs6000.c (rs6000_override_options): Don't set
mark_machine_status.
(rs6000_mark_machine_status): Remove.
(rs6000_return_addr): Use get_hard_reg_initial_val.
(rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
* config/v850/v850.h (INIT_EXPANDERS): Delete.
* config/v850/v850.c (struct machine_function): Delete.
(v850_init_machine_status): Delete.
(v850_mark_machine_status): Delete.
(v850_free_machine_status): Delete.
(v850_return_addr): Use get_hard_reg_initial_val.
(v850_init_expanders): Delete.
From-SVN: r43507
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to fallthru basic block as conditional...
* predict.c (estimate_bb_frequencies): Do not handle conditional
jumps jumping to fallthru basic block as conditional jumps.
* tm.texi (GCOV_TYPE_SIZE): Document.
* basic-block.h (gcov_type): Define.
(struct edge_def): Use gcov_type for count field.
(struct basic_block_def): Likewise.
* defaults.h (GCOV_TYPE_SIZE): Define.
* final.c (end_final): Use GCOV_TYPE_SIZE.
* flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
using HOST_WIDEST_INT_PRINT_DEC.
* gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
__write_gcov_type): New.
(store_long): Remove.
* gcov.c (gcov_type): Set default.
(struct adj_list): Use gcov_type for arc_count.
(bb_info): Use gcov_type for succ_count, pred_count and exec_count.
(create_program_flow_graph): Read arc_count properly.
(solve_program_flow_graph): 'total' is gcov_type.
(output_data): Line_counts is gcov_type, print it properly.
* libgcc2.c (struct bb): Counts is gcov_type.
(__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
* profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
(GCOV_TYPE_SIZE): Define.
(struct bb_info): succ_count and pred_count is gcov_type.
(compute_branch_probabilities): Use __read_gcov_type,
print read edges to the dump file.
(total): Is gcov_type.
(gen_edge_profiler): Use GCOV_TYPE_SIZE.
From-SVN: r43506
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* regs.h (struct reg_info_def): Add freq field.
(REG_N_REFS): Update comment.
(REG_FREQ): New.
* regclass.c (scan_one_insn): Update REG_FREQ.
* flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
(attempt_auto_inc): Likewise.
(mark_used_reg): Likewise.
(try_pre_increment_1): Likewise.
* local-alloc.c (struct qty): Add freq field.
(alloc_qty): Set freq.
(update_equiv_regs): Set REG_FREQ.
(QTY_CMP_PRI): Use freq.
(combine_regs): Update qty->freq.
* global.c (struct allocno): Update comment for n_refs;
add freq field.
(local_reg_freq): New array.
(global_alloc): Update freq field;
allocate and initialize local_reg_freq.
(allocno_compare): Use freq field.
(find_reg): Likewise.
* reload1.c (count_pseudo): Use freq isntead of n_refs.
(count_spilled_pseudo): Likewise.
* tm.texi (GCOV_TYPE_SIZE): Document.
* basic-block.h (gcov_type): Define.
(struct edge_def): Use gcov_type for count field.
(struct basic_block_def): Likewise.
* defaults.h (GCOV_TYPE_SIZE): Define.
* final.c (end_final): Use GCOV_TYPE_SIZE.
* flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
using HOST_WIDEST_INT_PRINT_DEC.
* gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
__write_gcov_type): New.
(store_long): Remove.
* gcov.c (gcov_type): Set default.
(struct adj_list): Use gcov_type for arc_count.
(bb_info): Use gcov_type for succ_count, pred_count and exec_count.
(create_program_flow_graph): Read arc_count properly.
(solve_program_flow_graph): 'total' is gcov_type.
(output_data): Line_counts is gcov_type, print it properly.
* libgcc2.c (struct bb): Counts is gcov_type.
(__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
* profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
(GCOV_TYPE_SIZE): Define.
(struct bb_info): succ_count and pred_count is gcov_type.
(compute_branch_probabilities): Use __read_gcov_type,
print read edges to the dump file.
(total): Is gcov_type.
(gen_edge_profiler): Use GCOV_TYPE_SIZE.
From-SVN: r43505
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libcalls never throwing.
2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
* optabs.c (emit_libcall_block): When using non-call exceptions,
don't mark libcalls never throwing.
From-SVN: r43504
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From-SVN: r43501
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From-SVN: r43498
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* flow.c (entry_exit_blocks): Initialize frequency.
(split_block): Copy it.
(dump_flow_info): Dump it.
From-SVN: r43494
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machine-depedent_reorg for...
* sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
from machine-depedent_reorg for purposes of alignment supression
when no delay slot insn has been added.
From-SVN: r43493
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PR preprocessor/3260
* cppmacro.c (make_string_token): Null terminate.
From-SVN: r43492
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* config/alpha/alpha.h (struct machine_function): Remove.
* config/alpha/alpha.c (integrate.h): Include.
(override_options): Don't set up machine_status hooks.
(alpha_init_machine_status): Remove.
(alpha_mark_machine_status): Remove.
(alpha_free_machine_status): Remove.
(alpha_return_addr): Use get_hard_reg_initial_val.
(alpha_gp_save_rtx): Likewise.
(alpha_ra_ever_killed): Use has_hard_reg_initial_val.
From-SVN: r43491
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From-SVN: r43490
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From-SVN: r43489
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2001-06-21 Phil Edwards <pme@sources.redhat.com>
* doc/install.texi: Add 'c' to list of --enable-languages choices.
Index: doc/install.texi
===================================================================
RCS file: /cvs/gcc/gcc/gcc/doc/install.texi,v
retrieving revision 1.31
diff -u -3 -p -r1.31 install.texi
--- install.texi 2001/06/21 15:25:54 1.31
+++ install.texi 2001/06/21 18:59:08
@@ -546,7 +546,7 @@ their runtime libraries should be built.
@var{langN} you can issue the following command in the
@file{gcc} directory of your GCC source tree:@* @samp{grep language=
*/config-lang.in}@* Currently, you can use any of the following:
-@code{c++}, @code{f77}, @code{java} and @code{objc}.
+@code{c}, @code{c++}, @code{f77}, @code{java} and @code{objc}.
@code{CHILL} is not currently maintained, and will almost
certainly fail to compile. Note that this switch does not work with
EGCS 1.1.2 or older versions of egcs. It is supported in GCC 2.95
From-SVN: r43488
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From-SVN: r43487
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* integrate.c (ggc.h): Include.
(initial_value_pair, initial_value_struct,
setup_initial_hard_reg_value_integration): Add prototypes.
(expand_inline_function): Call
setup_initial_hard_reg_value_integration.
(has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
to keep track of values present at the start of a function.
(mark_hard_reg_initial_vals): New, for gc.
(setup_initial_hard_reg_value_integration): New. Sets up pseudo
mappings for initial values.
(emit_initial_value_sets): New. Emits code to set initial value
pseudos.
* integrate.h: Add prototypes for new functions.
* function.h (struct function): Add hard_reg_initial_vals field.
* function.c (integrate.h): Include.
(mark_function_status): Call
mark_hard_reg_initial_vals.
* toplev.c (integrate.h): Include.
(rest_of_compilation): Call emit_initial_value_sets.
From-SVN: r43486
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of "Objective C".
* doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
everywhere instead of "Objective C".
From-SVN: r43485
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From-SVN: r43482
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2001-06-20 Alexandre Petit-Bianco <apbianco@redhat.com>
* class.c (java_hash_tree_node): Fixed indentation in leading comment.
* parse.y (do_resolve_class): Moved comments out to leading comment
section. Removed local `start', New local `_ht' and
`circularity_hash.' Record `enclosing' in hash table and search
it to detect circularity. Use `enclosing' as an argument to
`lookup_cl.' Free the hash table when done.
(http://gcc.gnu.org/ml/gcc-patches/2001-06/msg01318.html )
From-SVN: r43480
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"front-end" and...
* doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
doc/gcc.texi, doc/install-old.texi, doc/install.texi,
doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
"back end" as nouns and "front-end" and "back-end" as adjectives.
From-SVN: r43479
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From-SVN: r43478
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* toplev.c (rest_of_compilation): Run mark_constant_function
before profile-arcs.
From-SVN: r43477
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* predict.c (estimate_loops_at_level, propagate_freq
estimate_bb_frequencies, count_to_freqs): New functions.
(estimate_probability): Call estimate_bb_frequencies.
* basic-block.h (basic_block_def): Add field "freq".
(BB_FREQ_MAX): New constant.
From-SVN: r43476
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* lex.c (java_read_char): Disallow invalid and overlong
sequences. Fixes PR java/2319.
From-SVN: r43475
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branch-around-a-jump from...
* sh.c (barrier_align): Don't ask for alignment when seeing a
branch-around-a-jump from machine_dependent_reorg.
From-SVN: r43474
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* ssa.c (rename_block): Update parameter to remove_phi_alternative
(convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
re-running life analysis.
From-SVN: r43473
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clear the hash tables.
* objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
also use memset to clear the hash tables.
(hash_enter): Assume xmalloc always succeeds.
(hash_add_attr): Ditto.
(continue_class): Ditto.
From-SVN: r43472
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From-SVN: r43470
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From-SVN: r43468
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machines with non-8-bit bytes.
* doc/rtl.texi (Machine Modes): Correct description of
floating-point modes on machines with non-8-bit bytes.
From-SVN: r43465
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* ssa.c (remove_phi_alternative): Remove declaration. No longer
static. Second argument is a pointer to a basic block structure,
not a basic block index.
(convert_to_ssa): Do not remove dead code.
(convert_from_ssa): Do not remove dead code to create death notes.
* ssa.h (remove_phi_alternative): Declare.
From-SVN: r43464
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to find_unreachable_blocks was lost).
* flow.c (delete_unreachable_blocks): Fix patch error in
previous change (call to find_unreachable_blocks was lost).
From-SVN: r43463
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From-SVN: r43462
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* ssa.c (ssa_uses): Remove definition.
(apply_delayed_renames): Don't grow ssa_uses.
(rename_block): Remove comment related to ssa_uses.
(rename_registers): Do not initialize ssa_uses.
(convert_from_ssa): Do not free ssa_uses.
From-SVN: r43460
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* Makefile.in (OBJS): Replace dce.o with ssa-dce.o
(dependencies): Replace dce.c with ssa-dce.c and dce.o with
ssa-dce.o.
From-SVN: r43459
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From-SVN: r43458
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From-SVN: r43457
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