Commits · 12285d9df86f4fa4ece1667265fe129e25287907 · lvzhengyang / riscv-gcc-1

29 Jul, 2001 16 commits

df.c (df_rd_global_compute): Add successors to worklist, not current item. · 12285d9d

2001-07-29  Daniel Berlin  <dan@cgsoftware.com>

	* df.c (df_rd_global_compute): Add successors to worklist, not
	current item.
	(df_ru_global_compute): Ditto for preds.

From-SVN: r44461

committed Jul 29, 2001

12285d9d Browse Files

[multiple changes] · b2d57793

2001-07-27  Daniel Berlin  <dan@cgsoftware.com>

	* regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
	increment REG_N_SETS.

2001-07-26  Daniel Berlin  <dan@cgsoftware.com>

	* sbitmap.h: New prototype for sbitmap_a_xor_b.

	* sbitmap.c (sbitmap_a_xor_b): New function.
	#ifdef the basic block stuff on the define IN_GCC.

From-SVN: r44460

committed Jul 29, 2001

b2d57793 Browse Files

cppexp.c (parse_defined): Always record the macro name. · 6d18adbc

	* cppexp.c (parse_defined): Always record the macro name.
	(lex): Don't worry about identifiers, or special-case
	CPP_NOT here.
	(_cpp_parse_expr): Figure out at the end of the routine
	whether we saw a valid !defined() expression.
	* cppfiles.c (stack_include_file): Update for mi_valid.
	(_cpp_pop_file_buffer): Similarly.
	* cpplex.c (_cpp_lex_token): Similarly.
	* cpphash.h (enum mi_state, enum mi_ind, mi_state,
	mi_if_not_defined, mi_lexed): Remove.
	(mi_valid): New.
	* cpplib.c (do_if): Simplify.
	(do_endif, push_conditional, _cpp_handle_directive): Update
	for renaming of mi_state to mi_valid.

	* cpp.texi: Add index entries for digraphs, and add comment
	that C++ refers to them as alternative tokens.

From-SVN: r44459

committed Jul 29, 2001

6d18adbc Browse Files

basic-block.h (CLEANUP_PRE_LOOP): New. · 0068fd96

	* basic-block.h (CLEANUP_PRE_LOOP): New.
	* except.c (finish_eh_generation): Update call of cleanup_cfg.
	* sibcall.c (optimize_sibling_calls): Likewise.
	* toplev.c (rest_of_compilation): Likewise.
	* flow.c (try_forward_edges): Take argument MODE;
	do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
	(try_optimize_cfg): Update call of try_forward_edges.


	* (validate_replace_rtx_1): Fix simplification of MINUS.

From-SVN: r44458

committed Jul 29, 2001

0068fd96 Browse Files

re PR preprocessor/3669 (-M -g3 outputs macros as well as dependency info) · df07e07d
```
	PR preprocessor/3669
	* cppinit.c (init_dependency_output): Turn off dump requests
	if sending dependencies to stdout.

From-SVN: r44457
```
Neil Booth committed Jul 29, 2001
df07e07d Browse Files
* HACKING: add description on updating namespace · 7729617c
```
From-SVN: r44454
```
Mark Wielaard committed Jul 29, 2001
7729617c Browse Files
Daily bump. · 1e785d81
```
From-SVN: r44452
```
GCC Administrator committed Jul 29, 2001
1e785d81 Browse Files
flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if not optimizing. · 587f922a
```
        * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
        not optimizing.

From-SVN: r44451
```
Richard Henderson committed Jul 28, 2001
587f922a Browse Files
* config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define. · 89f355bd
```
From-SVN: r44447
```
Golubev I. N committed Jul 28, 2001
89f355bd Browse Files
h8300.h (ENCODE_SECTION_INFO): Check to see if DECL is VAR_DECL first to prevent an ICE. · 391522e3
```
	* config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
	is VAR_DECL first to prevent an ICE.

From-SVN: r44446
```
Kazu Hirata committed Jul 29, 2001
391522e3 Browse Files

varasm.c (immed_real_const_1): Don't elide special cases for nested functions. · 6681bc1f

        * varasm.c (immed_real_const_1): Don't elide special cases for
        nested functions.
        (clear_const_double_mem): Clear const_tiny_rtx too.

From-SVN: r44445

committed Jul 28, 2001

6681bc1f Browse Files

dwarf2out.c (dw_val_class_offset): New. · a20612aa

	* dwarf2out.c (dw_val_class_offset): New.
	(struct dw_ranges_struct, dw_ranges_ref): New.
	(ranges_table, ranges_table_allocated): New.
	(ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
	(add_AT_offset, add_ranges, output_ranges): New.
	(print_die, output_die): Handle dw_val_class_offset.
	(attr_checksum, size_of_die, value_format): Likewise.
	(gen_lexical_block_die): Handle non-contiguous blocks.
	(gen_block_die): Likewise.
	(dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
	if needed.  Dump the ranges table.
	* final.c (final_start_function): Remove unnecessary notes and
	rebuild the block tree before numbering the blocks.
	* function.c (reorder_blocks_0): Walk the existing block tree
	to unmark all blocks.
	(reorder_blocks_1): Create block fragments when duplicate block
	notes are seen.
	(reorder_fix_fragments): New.
	(reorder_blocks): Call it.
	* tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.

From-SVN: r44444

committed Jul 28, 2001

a20612aa Browse Files

* method.c (pending_inlines): Remove. · 594280a3
```
From-SVN: r44443
```
Richard Henderson committed Jul 28, 2001
594280a3 Browse Files
* emit-rtl.c (adjust_address): Make a copy of the memory address. · c2f7bcc3
```
From-SVN: r44442
```
Richard Henderson committed Jul 28, 2001
c2f7bcc3 Browse Files

flow.c (add_to_mem_set_list): New function. · 91d84fad

        * flow.c (add_to_mem_set_list): New function.
        (init_propagate_block_info): Use it.
        (mark_set_1): Likewise.
        (insn_dead_p): Canonicalize memory address for dead store
        comparison.  Allow wider mode stores to kill narrower mode stores.
        (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
        (invalidate_mems_from_set): Don't handle MEMs.

From-SVN: r44441

committed Jul 28, 2001

91d84fad Browse Files

* config/h8300/h8300.h: Fix formatting. · 0a02170f
```
From-SVN: r44440
```
Kazu Hirata committed Jul 29, 2001
0a02170f Browse Files

28 Jul, 2001 4 commits

basic-block.h (EDGE_FREQUENCY): New macro. · 134d3a2e

	* basic-block.h (EDGE_FREQUENCY): New macro.
	* bb-reorder (fixup_reorder_chain): Set counts and frequencies
	for new BB/edges.
	* flow.c (find_sub_basic_blocks): Likewise.
	(try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
	(redirect_edge_and_branch): Use EDGE_FREQUENCY.

	* predict.c (DEF_PREDICTOR): New argument FLAGS.
	(HITRATE): New macro.
	(PRED_FLAG_FIRST_MATCH): New constant.
	(predictor_info): New field flgags.
	(combine_predictions_for_insn): Use DS theory to combine
	probabilities; set the edge probabilities when finished.
	(estimate_probability): Avoid duplicated matches
	of LOOP_BRANCH heuristics for nested loops; update comment.
	* predict.def: Add flags for each prediction, set probabilities
	according to B&L paper.
	* predict.h (DEF_PREDICTOR): New argument FLAGS.

	* profile.c (compute_branch_probabilities):  Cleanup way the edge
	probabilities are computed and REG_BR_PROB notes are dropped; if
	values does not match, emit error.
	(init_branch_prob): Do error instead of warning when profile driven
	feedback is missing or corrupt.

From-SVN: r44439

committed Jul 28, 2001

134d3a2e Browse Files

* analyze_brprob: Avoid more overflows. · ffd15534
```
From-SVN: r44438
```
Jan Hubicka committed Jul 28, 2001
ffd15534 Browse Files
Daily bump. · 7b6a9399
```
From-SVN: r44436
```
GCC Administrator committed Jul 28, 2001
7b6a9399 Browse Files

ifcvt.c (noce_get_alt_condition): If the condition is a compare against a constant... · 7f646877

* ifcvt.c (noce_get_alt_condition): If the condition is a compare
against a constant, try to adjust the compare to have the desired
constant in it so that min/max optimizations happen more often.

From-SVN: r44435

committed Jul 27, 2001

7f646877 Browse Files

27 Jul, 2001 11 commits

* test_summary: Copy LAST_UPDATED UTC time to head of summary. · da397f8e
```
From-SVN: r44433
```
Richard Henderson committed Jul 27, 2001
da397f8e Browse Files
* analyze_brprob: Avoid overflows. · 92e3cac8
```
From-SVN: r44430
```
Jan Hubicka committed Jul 27, 2001
92e3cac8 Browse Files

flow.c (last_loop_beg_note): New function. · d69d0316

	* flow.c (last_loop_beg_note): New function.
	(redirect_edge_and_branch): Use it.
	(split_edge): Likewise.

	* alias.c (loop_p): Avoid uninitialized memory access.

	* flow.c (try_forward_edges): Avoid accessing freed memory.

	* flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
	variable access.

From-SVN: r44429

committed Jul 27, 2001

d69d0316 Browse Files

linux.h (CPP_DEFAULT_CPU_SPEC): New. · f636e2a5

2001-07-26  Andrew Haley  <aph@redhat.com>
        Joern Rennecke <amylaar@redhat.com>

        * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
        (SUBTARGET_CPP_ENDIAN_SPEC): New.
        (SUBTARGET_CPP_SPEC): New.
        (CPP_SPEC): Remove.
        * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
        (SUBTARGET_CPP_PTR_SPEC): New.
        (CPP_DEFAULT_CPU_SPEC): New.
        (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
        SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
        (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
        SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
        (SUBTARGET_CPP_SPEC): Define as an empty string.

From-SVN: r44428

committed Jul 27, 2001

f636e2a5 Browse Files

class.c (mark_primary_virtual_base): Don't adjust base offsets here. · 0ab142b0

cp:
	* class.c (mark_primary_virtual_base): Don't adjust base
	offsets here.
	(dfs_unshared_virtual_bases): Adjust them here.
	(mark_primary_bases): Explain why we adjust at the end.
testsuite:
	* g++.dg/abi/vbase8-21.C: New test.

From-SVN: r44425

committed Jul 27, 2001

0ab142b0 Browse Files

class.c (finish_struct_1): When copying the primary base's VFIELD, make sure we… · d60d223b

class.c (finish_struct_1): When copying the primary base's VFIELD, make sure we find it is at offset zero.

cp:
	* class.c (finish_struct_1): When copying the primary base's
	VFIELD, make sure we find it is at offset zero.
testsuite:
	* g++.dg/abi/vbase8-10.C: New test.

From-SVN: r44421

committed Jul 27, 2001

d60d223b Browse Files

g++.exp (g++_set_ld_library_path): Renamed to ${tool}_set_ld_library_path. · 08ecdbeb

	gcc/testsuite:
	* lib/g++.exp (g++_set_ld_library_path): Renamed to
	${tool}_set_ld_library_path.
	Changed caller.
	* lib/objc.exp (${tool}_set_ld_library_path): New, copied from
	g++.exp.

	libjava/testsuite:
	* lib/libjava.exp (${tool}_set_ld_library_path): New, copied from
	g++.exp.

From-SVN: r44420

committed Jul 27, 2001

08ecdbeb Browse Files

install.texi (Configuration): Properly link the host specific instructions also… · e69aa433

install.texi (Configuration): Properly link the host specific instructions also when generating HTML.

	* doc/install.texi (Configuration): Properly link the host
	specific instructions also when generating HTML.

From-SVN: r44416

committed Jul 27, 2001

e69aa433 Browse Files

Daily bump. · e42834b8
```
From-SVN: r44415
```
GCC Administrator committed Jul 27, 2001
e42834b8 Browse Files

gcc_update: Dump timestamp in LAST_UPDATED. · 2a08c780

        * contrib/gcc_update: Dump timestamp in LAST_UPDATED.
        * .cvsignore: Add LAST_UPDATED.

From-SVN: r44413

committed Jul 26, 2001

2a08c780 Browse Files

flow.c (redirect_edge_and_branch_force): Test target->global_live_at_start. · a727094f
```
        * flow.c (redirect_edge_and_branch_force): Test
	target->global_live_at_start.

From-SVN: r44412
```
John Wehle committed Jul 27, 2001
a727094f Browse Files

26 Jul, 2001 9 commits

simplify-rtx.c (avoid_constant_pool_reference): Export. · 732910b9

        * simplify-rtx.c (avoid_constant_pool_reference): Export.
        * rtl.h (avoid_constant_pool_reference): Declare it.
        * dwarf2out.c (add_location_or_const_value_attribute): Use it.
        (add_const_value_attribute): Use add_AT_unsigned for unsigned values.

From-SVN: r44411

committed Jul 26, 2001

732910b9 Browse Files

g++.exp (g++_exit, [...]): Removed. · 62ba5f39

	* lib/g++.exp (g++_exit, g++_check_unsupported_p): Removed.
	* lib/gcc.exp (gcc_check_compile, gcc_pass, gcc_fail, gcc_finish,
	gcc_exit, gcc_check_unsupported_p):
	Moved to gcc-deps.exp
	* gcc-deps.exp: New file.

From-SVN: r44410

committed Jul 26, 2001

62ba5f39 Browse Files

rtl.h (cleanup_barriers): Declare. · 01f62f01

	* rtl.h (cleanup_barriers): Declare.
	* jump.c (cleanup_barriers): New function.
	* toplev.c (rest_of_compilation): Call cleanup_barriers
	before loop optimizer and after bb_reorder.

	* flow.c (back_edge_of_syntactic_loop_p): New.
	(split_edge): Use it.

From-SVN: r44409

committed Jul 26, 2001

01f62f01 Browse Files

* glimits.h (_MACH_MACHLIMITS_H_): Delete. · aa069f77
```
From-SVN: r44408
```
Rainer Orth committed Jul 26, 2001
aa069f77 Browse Files
cse.c (cse_process_notes): Replace any registers if the address remains valid. · c96208fa
```
	* cse.c (cse_process_notes): Replace any registers if the address
	remains valid.

From-SVN: r44406
```
Denis Chertykov committed Jul 26, 2001
c96208fa Browse Files

basic-block.h (PROP_ALLOW_CFG_CHANGES): Define. · 11f68165

	* basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
	(PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
	(propagate_block): Update prototype.
	* flow.c (update_life_info): Simplify the CFG and
	recalculate the global regs which are alive when
	removing dead code during a global update.
	(propagate_block): Return non-zero if an INSN is
	deleted.

From-SVN: r44403

committed Jul 26, 2001

11f68165 Browse Files

Makefile.in (LIBICONV): Define. · 62c62a4f

2001-07-26  Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>

	* Makefile.in (LIBICONV): Define.

From-SVN: r44401

committed Jul 26, 2001

62c62a4f Browse Files

v850.h (ENCODE_SECTION_INFO): Change order of conditional to avoid tree checking errors. · 06e937ed
```
        * config/v850/v850.h (ENCODE_SECTION_INFO):  Change order
        of conditional to avoid tree checking errors.

From-SVN: r44400
```
Catherine Moore committed Jul 26, 2001
06e937ed Browse Files
regmove.c (regmove_optimize): Don't replace a reg with another reg of a different mode. · f3029065
```
	* regmove.c (regmove_optimize): Don't replace a reg with
	another reg of a different mode.

From-SVN: r44399
```
Kazu Hirata committed Jul 26, 2001
f3029065 Browse Files