Commits · d246ab4f578b2e3369963386bafd66b26de8e63d · lvzhengyang / riscv-gcc-1

29 Sep, 2011 9 commits

expr.c (do_store_flag): Expand vector comparison by building an appropriate VEC_COND_EXPR. · d246ab4f

2011-09-29  Artjoms Sinkarovs <artyom.shinkaroff@gmail.com>

	* expr.c (do_store_flag): Expand vector comparison by
	building an appropriate VEC_COND_EXPR.
	* c-typeck.c (build_binary_op): Typecheck vector comparisons.
	(c_objc_common_truthvalue_conversion): Adjust.
	* tree-vect-generic.c (do_compare): Helper function.
	(expand_vector_comparison): Check if hardware supports
	vector comparison of the given type or expand vector
	piecewise.
	(expand_vector_operation): Treat comparison as binary
	operation of vector type.
	(expand_vector_operations_1): Adjust.

	* gcc.c-torture/execute/vector-compare-1.c: New testcase.
	* gcc.c-torture/execute/vector-compare-2.c: Likewise.
	* gcc.dg/vector-compare-1.c: Likewise.
	* gcc.dg/vector-compare-2.c: Likewise.

From-SVN: r179342

committed Sep 29, 2011

d246ab4f Browse Files

tree.c (build_opaque_vector_type): Make opaque vectors variant types of the… · 7c99ecef

tree.c (build_opaque_vector_type): Make opaque vectors variant types of the corresponding non-opaque type.

2011-09-29  Richard Guenther  <rguenther@suse.de>

	* tree.c (build_opaque_vector_type): Make opaque vectors
	variant types of the corresponding non-opaque type.  Make
	sure to share opaque vector types properly.

From-SVN: r179341

committed Sep 29, 2011

7c99ecef Browse Files

ChangeLog: Fix whitespace. · 9b0c7202
```
	* ChangeLog: Fix whitespace.
	* testsuite/ChangeLog: Ditto.

From-SVN: r179338
```
Uros Bizjak committed Sep 29, 2011
9b0c7202 Browse Files

Remove unnecessary sparc code attr. · 580bd500

	* config/sparc/sparc.md (gcond_name): Delete unnecessary code attr.
	(VIS pixel-compare insn): Just use <gcond:name>.

From-SVN: r179335

committed Sep 29, 2011

580bd500 Browse Files

Add sparc 3D array addressing VIS intrinsics. · 1ec01ab2

gcc/

	* config/sparc/sparc.md (UNSPEC_ARRAY8, UNSPEC_ARRAY16,
	UNSPEC_ARRAY32): New unspec.
	(define_attr type): New type 'array'.
	(array{8,16,32}<P:mode>_vis): New patterns.
	* config/sparc/ultra1_2.md: Add reservations for 'array'.
	* config/sparc/ultra3.md: Likewise.
	* config/sparc/niagara.md: Likewise.
	* config/sparc/niagara2.md: Likewise.
	* config/sparc/sparc.c (sparc_vis_init_builtins): Build new
	array builtins.
	* config/sparc/visintrin.h (__vis_array8, __vis_array16,
	__vis_array32): New.
	* doc/extend.texi: Document new VIS builtins.

gcc/testsuite/

	* gcc.target/sparc/array.c: New test.

From-SVN: r179334

committed Sep 29, 2011

1ec01ab2 Browse Files

darwin9.h (STACK_CHECK_STATIC_BUILTIN): Enable for Darwin >= 9. · 8f931eff
```
gcc:

	* config/darwin9.h (STACK_CHECK_STATIC_BUILTIN): Enable for
	Darwin >= 9.

From-SVN: r179332
```
Iain Sandoe committed Sep 29, 2011
8f931eff Browse Files

predcom-1.c: Explicitly turn on loop unroll and set max unroll times to 8. · 655cd20f

2011-09-29  Jiangning Liu  <jiangning.liu@arm.com>

	* gcc/testsuite/gcc.dg/tree-ssa/predcom-1.c: Explicitly turn on
	loop unroll and set max unroll times to 8.
	* gcc/testsuite/gcc.dg/tree-ssa/predcom-2.c: Likewise.
	* gcc/testsuite/gcc.dg/tree-ssa/predcom-3.c: Likewise.
	* gcc/testsuite/gcc.dg/tree-ssa/predcom-4.c: Likewise.
	* gcc/testsuite/gcc.dg/tree-ssa/predcom-5.c: Likewise.

From-SVN: r179330

committed Sep 29, 2011

655cd20f Browse Files

Respin sparc pixel-compare patterns using iterators. · b3304235

	* config/sparc/sparc.md (UNSPEC_FCMPLE, UNSPEC_FCMPNE,
	UNSPEC_FCMPGT, UNSPEC_FCMPEQ): Delete and reduce to...
	(UNSPEC_FCMP): New unspec.
	(gcond): New code iterator.
	(gcond_name): New code attr.
	(GCM): New mode iterator.
	(gcm_name): New mode attr.
	(fcmp{le,ne,gt,eq}{16,32}_vis): Reimplement using iterators.

From-SVN: r179329

committed Sep 28, 2011

b3304235 Browse Files

Daily bump. · bdcf918b
```
From-SVN: r179327
```
GCC Administrator committed Sep 29, 2011
bdcf918b Browse Files

28 Sep, 2011 14 commits

re PR c++/40145 (structure inside a static function is exported, producing warning) · 48ec1502
```
2011-09-28  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/40145
	* g++.dg/ext/visibility/warn5.C: New.

From-SVN: r179323
```
Paolo Carlini committed Sep 28, 2011
48ec1502 Browse Files

re PR c++/45278 (-Wextra doesn't warn about (pointer < 0 ).) · 6f94398e

/cp
2011-09-28  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/45278
	* typeck.c (cp_build_binary_op): With -Wextra, warn for ordered
	comparison of pointer with zero.

/testsuite
2011-09-28  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/45278
	* g++.dg/warn/Wextra-3.C: New.

From-SVN: r179321

committed Sep 28, 2011

6f94398e Browse Files

re PR bootstrap/49486 (Bootstrap failure) · 39f2bcb5

	PR target/49486
	* config/sh/sh.md (negdi2): Move expansion into split to
	allow more combination options.  Add T_REG clobber.
	(abssi2): New expander.
	(*negdi2, *abssi2, *negabssi2): New insns.
	(cneg): Change from insn to insn_and_split.  Rename to
	negsi_cond.  Add alternative for non-SH4.
	* gcc.target/sh/pr49468-si.c: New.

From-SVN: r179320

committed Sep 28, 2011

39f2bcb5 Browse Files

timeval-utils.h: New file. · 8c850a5a

	include/
	* timeval-utils.h: New file.

	libiberty/
	* timeval-utils.c: New file.
	* Makefile.in (CFILES): Add it.
	(REQUIRED_OFILES): Add timeval-utils.$(objext).
	(INSTALLED_HEADERS): Add timeval-utils.h.
	(timeval-utils.$(objext)): Add rule.

From-SVN: r179319

committed Sep 28, 2011

8c850a5a Browse Files

libiberty.h (countargv): Declare. · be50fcea

	include/
	* libiberty.h (countargv): Declare.

	libiberty/
	* argv.c (countargv): New function.

From-SVN: r179318

committed Sep 28, 2011

be50fcea Browse Files

neon.md (neon_move_lo_quad_<mode>): Delete. · d92aed06

gcc/
	* config/arm/neon.md (neon_move_lo_quad_<mode>): Delete.
	(neon_move_hi_quad_<mode>): Likewise.
	(move_hi_quad_<mode>, move_lo_quad_<mode>): Use subreg moves.

From-SVN: r179316

committed Sep 28, 2011

d92aed06 Browse Files

predicates.md (rx_minmax_operand): New predicate. · 783465f8

	* config/rx/predicates.md (rx_minmax_operand): New predicate.
	Accepts immediates and a restricted subset of MEMs.
	* config/rx/rx.md (int_modes): New iterator.
	(smaxsi3, sminsi3): Delete and replace with...
	(smax<int_mode>3, smin<int_mode>3): New patterns.
	(umax<>3_u, umax<>3_ur, umax<>3, umin<>3): New patterns.

From-SVN: r179315

committed Sep 28, 2011

783465f8 Browse Files

rx-lib.h: Always restrict doubles to the SF type when 64-bit doubles are not enabled. · 2996d8c3

	* config/rx/rx-lib.h: Always restrict doubles to the SF type when
	64-bit doubles are not enabled.
	* config/rx/rx-abi.h: Fix extraneous renaming of the floatsisf
	and floatunsisf functions.

From-SVN: r179314

committed Sep 28, 2011

2996d8c3 Browse Files

re PR middle-end/50460 (__builtin___strcpy_chk/__builtin_object_size don't work) · 206c3e10

2011-09-28  Richard Guenther  <rguenther@suse.de>

	PR middle-end/50460
	* fold-const.c (try_move_mult_to_index): Handle &a.array the
	same as &a.array[0].

From-SVN: r179313

committed Sep 28, 2011

206c3e10 Browse Files

mksysinfo: #include <ttold.h> on Irix. · fbfb84e6
```
From Rainer Orth.

From-SVN: r179312
```
Ian Lance Taylor committed Sep 28, 2011
fbfb84e6 Browse Files

re PR testsuite/50485 (gcc.target/i386/sse4_1-blendps.c fails spuriously on i686) · 9415cfdd

2011-09-28  Tom de Vries  <tom@codesourcery.com>

	PR testsuite/50485
	* gcc.target/i386/sse4_1-blendps.c: Include <stdlib.h>.
	(TEST): Initialize src3 with random floats.
	* gcc.target/i386/sse4_1-blendps-2.c (sse4_1_test): Remove field i from
	union src3.  Initialize src3 with random floats.

From-SVN: r179309

committed Sep 28, 2011

9415cfdd Browse Files

configure.ac: Add test for new section attribute specifier "e" via define... · 08c71c82

	* configure.ac: Add test for new section attribute
	specifier "e" via define HAVE_GAS_SECTION_EXCLUDE.
	* config.in: Regenerated.
	* configure: Regenerated.
	* config/i386/winnt.c (i386_pe_asm_named_section): Emit
	new section flag "e" for excluded sections, if supported.
	Otherwise we mark section withc SECTION_EXCLUDE flag
	as never-load.

From-SVN: r179308

committed Sep 28, 2011

08c71c82 Browse Files

*: Regenerate. · 5e3a0ed1

2011-09-27  Benjamin Kosnik  <bkoz@redhat.com>

	* doc/html/*: Regenerate.

	* doc/Makefile.am: Un-nest the ext output directory.
	* doc/Makefile.in: Regenerate.
	* spine.xml: Remove authors, add abstract for short
	contents. Rename to index.html for html output.
	* manual/spine.xml: Authors here, manual starts with index.html.
	* api.xml: Update.
	* faq.xml: Same.

Co-Authored-By: Jonathan Wakely <jwakely.gcc@gmail.com>

From-SVN: r179304

committed Sep 28, 2011

5e3a0ed1 Browse Files

Daily bump. · 78a7cbcc
```
From-SVN: r179302
```
GCC Administrator committed Sep 28, 2011
78a7cbcc Browse Files

27 Sep, 2011 17 commits

m32r.md: Use match_test rather than eq/ne symbol_ref throughout file. · f18d1d16
```
gcc/
	* config/m32r/m32r.md: Use match_test rather than eq/ne symbol_ref
	throughout file.

From-SVN: r179297
```
Richard Sandiford committed Sep 27, 2011
f18d1d16 Browse Files
iq2000.md: Use match_test rather than eq/ne symbol_ref throughout file. · b4d58803
```
gcc/
	* config/iq2000/iq2000.md: Use match_test rather than eq/ne symbol_ref
	throughout file.

From-SVN: r179296
```
Richard Sandiford committed Sep 27, 2011
b4d58803 Browse Files

mfmovd.c: Extend list of supported targets. · 88778f15

	* gcc.target/sh/mfmovd.c: Extend list of supported targets.
	* gcc.target/sh/struct-arg-dw2.c: Fix typo.
	* gcc.target/sh/sh4a-sincos.c: Make test SH4A only.
	* gcc.target/sh/sh4a-sincosf.c: Ditto.
	* gcc.target/sh/sh4a-cos.c: Ditto.
	* gcc.target/sh/sh4a-cosf.c: Ditto.
	* gcc.target/sh/sh4a-sin.c: Ditto.
	* gcc.target/sh/sh4a-sinf.c: Ditto.
	* gcc.target/sh/sh4a-fsrra.c: Ditto.
	* gcc.target/sh/sh4a-memmovua.c: Ditto.
	* gcc.target/sh/sh4a-bitmovua.c: Ditto.

From-SVN: r179295

committed Sep 27, 2011

88778f15 Browse Files

re PR c++/31489 (error says struct when it should say class) · 2427db20

/cp
2011-09-27  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/31489
	* parser.c (cp_parser_elaborated_type_specifier): For RECORD_TYPE,
	set CLASSTYPE_DECLARED_CLASS.

/testsuite
2011-09-27  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/31489
	* g++.dg/parse/error40.C: New.
	* g++.dg/warn/incomplete1.C: Adjust.

From-SVN: r179293

committed Sep 27, 2011

2427db20 Browse Files

trans-types.c (gfc_type_for_size): Return wider type if no suitable narrower type has been found. · 82aa8722

	* trans-types.c (gfc_type_for_size): Return wider type
	if no suitable narrower type has been found.
	(gfc_type_for_mode): Return NULL_TREE if gfc_type_for_size
	returned type doesn't have expected TYPE_MODE.

From-SVN: r179290

committed Sep 27, 2011

82aa8722 Browse Files

output.h (SECTION_EXCLUDE): New macro. · 4c345757

2011-09-27  Sriraman Tallam  <tmsriram@google.com>

	* output.h (SECTION_EXCLUDE): New macro.
	* varasm.c (default_elf_asm_named_section): Check for
	SECTION_EXCLUDE.

From-SVN: r179288

committed Sep 27, 2011

4c345757 Browse Files

fwprop.c (forward_propagate_and_simplify): After checking reg/subreg… · 8e8af9b7

fwprop.c (forward_propagate_and_simplify): After checking reg/subreg combinations, check whether the modes are the same.

gcc/
	* fwprop.c (forward_propagate_and_simplify): After checking
	reg/subreg combinations, check whether the modes are the same.

From-SVN: r179287

committed Sep 27, 2011

8e8af9b7 Browse Files

mips.c (mips_add_cfa_restore): New function. · a7449961

gcc/
2011-09-25  Bernd Schmidt  <bernds@codesourcery.com>
	    Richard Sandiford  <rdsandiford@googlemail.com>

	* config/mips/mips.c (mips_add_cfa_restore): New function.
	(mips16e_save_restore_reg): Use it.
	(mips_restore_reg): Likewise.  Split double FPRs for
	REG_CFA_RESTORE notes.

Co-Authored-By: Richard Sandiford <rdsandiford@googlemail.com>

From-SVN: r179286

committed Sep 27, 2011

a7449961 Browse Files

re PR libgomp/50386 (libgomp.h:87:5: error: unnamed struct/union that defines no instances) · 58ac6459

gcc/
	PR middle-end/50386
	PR middle-end/50326
	* tree-sra.c (build_ref_for_model): Use the type of the field as
	the type of the COMPONENT_REF.

From-SVN: r179285

committed Sep 27, 2011

58ac6459 Browse Files

ifcvt.c (cheap_bb_rtx_cost_p): Add SCALE argument. · 16a275d2

	* ifcvt.c (cheap_bb_rtx_cost_p): Add SCALE argument.  Scale
	non-jumping insns by REG_BR_PROB_BASE and the maximum cost
	by SCALE.
	(find_if_case_1): Use the probability of the THEN clause when
	determining if speculation is profitable.
	(find_if_case_2): Similarly for the ELSE clause.

From-SVN: r179284

committed Sep 27, 2011

16a275d2 Browse Files

re PR middle-end/49463 (LTO doesn't work symbol renamed via asm statement) · 9b7ab6d6
```
	PR middle-end/49463
	* gcc.c-torture/execute/builtins/strstr-asm-lib.c
	(my_strstr): Mark used.

From-SVN: r179280
```
Jan Hubicka committed Sep 27, 2011
9b7ab6d6 Browse Files

common.opt: Add -foptimize-strlen option. · d8878031

	* common.opt: Add -foptimize-strlen option.
	* Makefile.in (OBJS): Add tree-ssa-strlen.o.
	(tree-sssa-strlen.o): Add dependencies.
	* opts.c (default_options_table): Enable -foptimize-strlen
	by default at -O2 if not -Os.
	* passes.c (init_optimization_passes): Add pass_strlen
	after pass_object_sizes.
	* timevar.def (TV_TREE_STRLEN): New timevar.
	* params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
	* tree-pass.h (pass_strlen): Declare.
	* tree-ssa-strlen.c: New file.
	* c-decl.c (merge_decls): If compatible stpcpy prototype
	is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
cp/
	* decl.c (duplicate_decls): If compatible stpcpy prototype
	is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
testsuite/
	* gcc.dg/strlenopt-1.c: New test.
	* gcc.dg/strlenopt-1f.c: New test.
	* gcc.dg/strlenopt-2.c: New test.
	* gcc.dg/strlenopt-2f.c: New test.
	* gcc.dg/strlenopt-3.c: New test.
	* gcc.dg/strlenopt-4.c: New test.
	* gcc.dg/strlenopt-4g.c: New test.
	* gcc.dg/strlenopt-4gf.c: New test.
	* gcc.dg/strlenopt-5.c: New test.
	* gcc.dg/strlenopt-6.c: New test.
	* gcc.dg/strlenopt-7.c: New test.
	* gcc.dg/strlenopt-8.c: New test.
	* gcc.dg/strlenopt-9.c: New test.
	* gcc.dg/strlenopt-10.c: New test.
	* gcc.dg/strlenopt-11.c: New test.
	* gcc.dg/strlenopt-12.c: New test.
	* gcc.dg/strlenopt-12g.c: New test.
	* gcc.dg/strlenopt-13.c: New test.
	* gcc.dg/strlenopt-14g.c: New test.
	* gcc.dg/strlenopt-14gf.c: New test.
	* gcc.dg/strlenopt-15.c: New test.
	* gcc.dg/strlenopt-16g.c: New test.
	* gcc.dg/strlenopt-17g.c: New test.
	* gcc.dg/strlenopt-18g.c: New test.
	* gcc.dg/strlenopt.h: New file.

From-SVN: r179279

committed Sep 27, 2011

d8878031 Browse Files

common.opt: Add -foptimize-strlen option. · 19ecbcbc

	* common.opt: Add -foptimize-strlen option.
	* Makefile.in (OBJS): Add tree-ssa-strlen.o.
	(tree-sssa-strlen.o): Add dependencies.
	* opts.c (default_options_table): Enable -foptimize-strlen
	by default at -O2 if not -Os.
	* passes.c (init_optimization_passes): Add pass_strlen
	after pass_object_sizes.
	* timevar.def (TV_TREE_STRLEN): New timevar.
	* params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
	* tree-pass.h (pass_strlen): Declare.
	* tree-ssa-strlen.c: New file.
	* c-decl.c (merge_decls): If compatible stpcpy prototype
	is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
cp/
	* decl.c (duplicate_decls): If compatible stpcpy prototype
	is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
testsuite/
	* gcc.dg/strlenopt-1.c: New test.
	* gcc.dg/strlenopt-1f.c: New test.
	* gcc.dg/strlenopt-2.c: New test.
	* gcc.dg/strlenopt-2f.c: New test.
	* gcc.dg/strlenopt-3.c: New test.
	* gcc.dg/strlenopt-4.c: New test.
	* gcc.dg/strlenopt-4g.c: New test.
	* gcc.dg/strlenopt-4gf.c: New test.
	* gcc.dg/strlenopt-5.c: New test.
	* gcc.dg/strlenopt-6.c: New test.
	* gcc.dg/strlenopt-7.c: New test.
	* gcc.dg/strlenopt-8.c: New test.
	* gcc.dg/strlenopt-9.c: New test.
	* gcc.dg/strlenopt-10.c: New test.
	* gcc.dg/strlenopt-11.c: New test.
	* gcc.dg/strlenopt-12.c: New test.
	* gcc.dg/strlenopt-12g.c: New test.
	* gcc.dg/strlenopt-13.c: New test.
	* gcc.dg/strlenopt-14g.c: New test.
	* gcc.dg/strlenopt-14gf.c: New test.
	* gcc.dg/strlenopt-15.c: New test.
	* gcc.dg/strlenopt-16g.c: New test.
	* gcc.dg/strlenopt-17g.c: New test.
	* gcc.dg/strlenopt-18g.c: New test.
	* gcc.dg/strlenopt.h: New file.

From-SVN: r179278

committed Sep 27, 2011

19ecbcbc Browse Files

common.opt: Add -foptimize-strlen option. · 8b57bfeb

	* common.opt: Add -foptimize-strlen option.
	* Makefile.in (OBJS): Add tree-ssa-strlen.o.
	(tree-sssa-strlen.o): Add dependencies.
	* opts.c (default_options_table): Enable -foptimize-strlen
	by default at -O2 if not -Os.
	* passes.c (init_optimization_passes): Add pass_strlen
	after pass_object_sizes.
	* timevar.def (TV_TREE_STRLEN): New timevar.
	* params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
	* tree-pass.h (pass_strlen): Declare.
	* tree-ssa-strlen.c: New file.
	* c-decl.c (merge_decls): If compatible stpcpy prototype
	is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
cp/
	* decl.c (duplicate_decls): If compatible stpcpy prototype
	is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
testsuite/
	* gcc.dg/strlenopt-1.c: New test.
	* gcc.dg/strlenopt-1f.c: New test.
	* gcc.dg/strlenopt-2.c: New test.
	* gcc.dg/strlenopt-2f.c: New test.
	* gcc.dg/strlenopt-3.c: New test.
	* gcc.dg/strlenopt-4.c: New test.
	* gcc.dg/strlenopt-4g.c: New test.
	* gcc.dg/strlenopt-4gf.c: New test.
	* gcc.dg/strlenopt-5.c: New test.
	* gcc.dg/strlenopt-6.c: New test.
	* gcc.dg/strlenopt-7.c: New test.
	* gcc.dg/strlenopt-8.c: New test.
	* gcc.dg/strlenopt-9.c: New test.
	* gcc.dg/strlenopt-10.c: New test.
	* gcc.dg/strlenopt-11.c: New test.
	* gcc.dg/strlenopt-12.c: New test.
	* gcc.dg/strlenopt-12g.c: New test.
	* gcc.dg/strlenopt-13.c: New test.
	* gcc.dg/strlenopt-14g.c: New test.
	* gcc.dg/strlenopt-14gf.c: New test.
	* gcc.dg/strlenopt-15.c: New test.
	* gcc.dg/strlenopt-16g.c: New test.
	* gcc.dg/strlenopt-17g.c: New test.
	* gcc.dg/strlenopt-18g.c: New test.
	* gcc.dg/strlenopt.h: New file.

From-SVN: r179277

committed Sep 27, 2011

8b57bfeb Browse Files

re PR middle-end/43864 (Same basic blocks should be merged) · baaa40ae

2011-09-27  Tom de Vries  <tom@codesourcery.com>

	PR middle-end/43864
	* gcc.dg/fold-compare-2.c (dg-options): Add -fno-tree-tail-merge.
	* gcc/testsuite/gcc.dg/uninit-pred-2_c.c: Same.
	* gcc.dg/pr43864.c: New test.
	* gcc.dg/pr43864-2.c: Same.
	* gcc.dg/pr43864-3.c: Same.
	* gcc.dg/pr43864-4.c: Same.

From-SVN: r179276

committed Sep 27, 2011

baaa40ae Browse Files

re PR middle-end/43864 (Same basic blocks should be merged) · c9e93168

2011-09-27  Tom de Vries  <tom@codesourcery.com>

	PR middle-end/43864
	* tree-ssa-tail-merge.c: New file.
	(struct same_succ_def): Define.
	(same_succ, const_same_succ): New typedef.
	(struct bb_cluster_def): Define.
	(bb_cluster, const_bb_cluster): New typedef.
	(struct aux_bb_info): Define.
	(BB_SIZE, BB_SAME_SUCC, BB_CLUSTER, BB_VOP_AT_EXIT): Define.
	(gvn_uses_equal): New function.
	(same_succ_print, same_succ_print_traverse, update_dep_bb)
	(stmt_update_dep_bb, local_def, same_succ_hash)
	(inverse_flags, same_succ_equal, same_succ_alloc, same_succ_delete)
	(same_succ_reset): New function.
	(same_succ_htab, same_succ_edge_flags)
	(deleted_bbs, deleted_bb_preds): New var.
	(debug_same_succ): New function.
	(worklist): New var.
	(print_worklist, add_to_worklist, find_same_succ_bb, find_same_succ)
	(init_worklist, delete_worklist, delete_basic_block_same_succ)
	(same_succ_flush_bbs, purge_bbs, update_worklist): New function.
	(print_cluster, debug_cluster, update_rep_bb)
	(add_bb_to_cluster, new_cluster, delete_cluster): New function.
	(all_clusters): New var.
	(alloc_cluster_vectors, reset_cluster_vectors, delete_cluster_vectors)
	(merge_clusters, set_cluster): New function.
	(gimple_equal_p, gsi_advance_bw_nondebug_nonlocal, find_duplicate)
	(same_phi_alternatives_1, same_phi_alternatives, bb_has_non_vop_phi)
	(deps_ok_for_redirect_from_bb_to_bb, deps_ok_for_redirect)
	(find_clusters_1, find_clusters): New function.
	(update_vuses, vop_phi, vop_at_entry, replace_block_by): New function.
	(update_bbs): New var.
	(apply_clusters): New function.
	(update_debug_stmt, update_debug_stmts): New function.
	(tail_merge_optimize): New function.
	tree-pass.h (tail_merge_optimize): Declare.
	* tree-ssa-pre.c (execute_pre): Use tail_merge_optimize.
	* Makefile.in (OBJS-common): Add tree-ssa-tail-merge.o.
	(tree-ssa-tail-merge.o): New rule.
	* opts.c (default_options_table): Set OPT_ftree_tail_merge by default at
	OPT_LEVELS_2_PLUS.
	* tree-ssa-sccvn.c (vn_valueize): Move to ...
	* tree-ssa-sccvn.h (vn_valueize): Here.
	* timevar.def (TV_TREE_TAIL_MERGE): New timevar.
	* common.opt (ftree-tail-merge): New switch.
	* params.def (PARAM_MAX_TAIL_MERGE_COMPARISONS)
	(PARAM_MAX_TAIL_MERGE_ITERATIONS): New parameter.
	* doc/invoke.texi (Optimization Options, -O2): Add -ftree-tail-merge.
	(-ftree-tail-merge, max-tail-merge-comparisons)
	(max-tail-merge-iterations): New item.

From-SVN: r179275

committed Sep 27, 2011

c9e93168 Browse Files

* ipa-inline-analysis.c (MAX_TIME): Reduce to avoid overflows. · 99e299a8
```
From-SVN: r179274
```
Jan Hubicka committed Sep 27, 2011
99e299a8 Browse Files