* [Bug tree-optimization/26026] power of 2 mod missing optimisation
2006-01-30 7:03 [Bug tree-optimization/26026] New: power of 2 mod missing optimisation anton at samba dot org
@ 2006-01-30 10:20 ` rguenth at gcc dot gnu dot org
2006-01-31 2:45 ` amodra at bigpond dot net dot au
` (8 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: rguenth at gcc dot gnu dot org @ 2006-01-30 10:20 UTC (permalink / raw)
To: gcc-bugs
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Keywords| |missed-optimization
Last reconfirmed|0000-00-00 00:00:00 |2006-01-30 10:20:23
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26026
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug tree-optimization/26026] power of 2 mod missing optimisation
2006-01-30 7:03 [Bug tree-optimization/26026] New: power of 2 mod missing optimisation anton at samba dot org
2006-01-30 10:20 ` [Bug tree-optimization/26026] " rguenth at gcc dot gnu dot org
@ 2006-01-31 2:45 ` amodra at bigpond dot net dot au
2006-02-03 12:37 ` amodra at bigpond dot net dot au
` (7 subsequent siblings)
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From: amodra at bigpond dot net dot au @ 2006-01-31 2:45 UTC (permalink / raw)
To: gcc-bugs
--
amodra at bigpond dot net dot au changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |amodra at bigpond dot net
|dot org |dot au
Status|NEW |ASSIGNED
Last reconfirmed|2006-01-30 10:20:23 |2006-01-31 02:45:41
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26026
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug tree-optimization/26026] power of 2 mod missing optimisation
2006-01-30 7:03 [Bug tree-optimization/26026] New: power of 2 mod missing optimisation anton at samba dot org
2006-01-30 10:20 ` [Bug tree-optimization/26026] " rguenth at gcc dot gnu dot org
2006-01-31 2:45 ` amodra at bigpond dot net dot au
@ 2006-02-03 12:37 ` amodra at bigpond dot net dot au
2006-03-24 3:38 ` [Bug rtl-optimization/26026] " patchapp at dberlin dot org
` (6 subsequent siblings)
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From: amodra at bigpond dot net dot au @ 2006-02-03 12:37 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from amodra at bigpond dot net dot au 2006-02-03 12:37 -------
powerpc-linux-gcc -m32 -O2 -S with patch applied now generates
f1:
li 9,1
slw 9,9,4
addi 9,9,-1
and 3,3,9
blr
--
amodra at bigpond dot net dot au changed:
What |Removed |Added
----------------------------------------------------------------------------
URL| |http://gcc.gnu.org/ml/gcc-
| |patches/2006-
| |02/msg00203.html
GCC target triplet|powerpc64-linux |
Keywords| |patch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26026
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug rtl-optimization/26026] power of 2 mod missing optimisation
2006-01-30 7:03 [Bug tree-optimization/26026] New: power of 2 mod missing optimisation anton at samba dot org
` (2 preceding siblings ...)
2006-02-03 12:37 ` amodra at bigpond dot net dot au
@ 2006-03-24 3:38 ` patchapp at dberlin dot org
2006-04-18 23:45 ` amodra at gcc dot gnu dot org
` (5 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: patchapp at dberlin dot org @ 2006-03-24 3:38 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from patchapp at dberlin dot org 2006-03-24 03:38 -------
Subject: Bug number pr26026
A patch for this bug has been added to the patch tracker.
The mailing list url for the patch is
http://gcc.gnu.org/ml/gcc-patches/2006-03/msg01468.html
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26026
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug rtl-optimization/26026] power of 2 mod missing optimisation
2006-01-30 7:03 [Bug tree-optimization/26026] New: power of 2 mod missing optimisation anton at samba dot org
` (3 preceding siblings ...)
2006-03-24 3:38 ` [Bug rtl-optimization/26026] " patchapp at dberlin dot org
@ 2006-04-18 23:45 ` amodra at gcc dot gnu dot org
2006-04-18 23:46 ` amodra at bigpond dot net dot au
` (4 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: amodra at gcc dot gnu dot org @ 2006-04-18 23:45 UTC (permalink / raw)
To: gcc-bugs
------- Comment #3 from amodra at gcc dot gnu dot org 2006-04-18 23:45 -------
Subject: Bug 26026
Author: amodra
Date: Tue Apr 18 23:45:47 2006
New Revision: 113060
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=113060
Log:
PR rtl-optimization/26026
* fold-const.c (fold_binary): Optimize div and mod where the divisor
is a known power of two shifted left a variable amount.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/fold-const.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26026
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug rtl-optimization/26026] power of 2 mod missing optimisation
2006-01-30 7:03 [Bug tree-optimization/26026] New: power of 2 mod missing optimisation anton at samba dot org
` (4 preceding siblings ...)
2006-04-18 23:45 ` amodra at gcc dot gnu dot org
@ 2006-04-18 23:46 ` amodra at bigpond dot net dot au
2006-04-19 14:57 ` pinskia at gcc dot gnu dot org
` (3 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: amodra at bigpond dot net dot au @ 2006-04-18 23:46 UTC (permalink / raw)
To: gcc-bugs
------- Comment #4 from amodra at bigpond dot net dot au 2006-04-18 23:46 -------
Patch applied mainline
--
amodra at bigpond dot net dot au changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26026
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug rtl-optimization/26026] power of 2 mod missing optimisation
2006-01-30 7:03 [Bug tree-optimization/26026] New: power of 2 mod missing optimisation anton at samba dot org
` (5 preceding siblings ...)
2006-04-18 23:46 ` amodra at bigpond dot net dot au
@ 2006-04-19 14:57 ` pinskia at gcc dot gnu dot org
2006-04-21 12:10 ` dave dot korn at artimi dot com
` (2 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2006-04-19 14:57 UTC (permalink / raw)
To: gcc-bugs
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |4.2.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26026
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug rtl-optimization/26026] power of 2 mod missing optimisation
2006-01-30 7:03 [Bug tree-optimization/26026] New: power of 2 mod missing optimisation anton at samba dot org
` (6 preceding siblings ...)
2006-04-19 14:57 ` pinskia at gcc dot gnu dot org
@ 2006-04-21 12:10 ` dave dot korn at artimi dot com
2006-10-19 4:06 ` bergner at gcc dot gnu dot org
2007-06-22 17:56 ` bergner at gcc dot gnu dot org
9 siblings, 0 replies; 11+ messages in thread
From: dave dot korn at artimi dot com @ 2006-04-21 12:10 UTC (permalink / raw)
To: gcc-bugs
------- Comment #5 from dave dot korn at artimi dot com 2006-04-21 12:10 -------
just wanted to catch any follow-ups should they arise in future. thanks all!
DaveK.
--
dave dot korn at artimi dot com changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |dave dot korn at artimi dot
| |com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26026
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug rtl-optimization/26026] power of 2 mod missing optimisation
2006-01-30 7:03 [Bug tree-optimization/26026] New: power of 2 mod missing optimisation anton at samba dot org
` (7 preceding siblings ...)
2006-04-21 12:10 ` dave dot korn at artimi dot com
@ 2006-10-19 4:06 ` bergner at gcc dot gnu dot org
2007-06-22 17:56 ` bergner at gcc dot gnu dot org
9 siblings, 0 replies; 11+ messages in thread
From: bergner at gcc dot gnu dot org @ 2006-10-19 4:06 UTC (permalink / raw)
To: gcc-bugs
------- Comment #6 from bergner at gcc dot gnu dot org 2006-10-19 04:05 -------
Subject: Bug 26026
Author: bergner
Date: Thu Oct 19 04:05:34 2006
New Revision: 117877
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=117877
Log:
* doc/invoke.texi: Add cpu_type power6x
(RS/6000 and PowerPC Options): Add -mmfpgpr.
* recog.c (store_data_bypass_p): Add support to allow IN_INSN to
be a PARALLEL containing sets. Return false when out_pat is not
a PARALLEL insn.
* config/rs6000/aix52.h (ASM_CPU_SPEC): Add power6x.
* config.gcc: Add cpu_type power6x.
* configure.ac: Add test for mf{t,f}gpr instructions.
(HAVE_AS_MFPGPR): New.
* config.in: Regenerate.
* configure: Regenerate.
* config/rs6000/linux64.h (PROCESSOR_DEFAULT): Default to POWER6.
(PROCESSOR_DEFAULT64): Likewise.
* config/rs6000/rs6000.md (define_attr "type"): Add insert_dword,
shift,trap,var_shift_rotate,cntlz,exts, var_delayed_compare, mffgpr
and mftgpr attributes.
(define_attr "cpu"): Add power6. Add power6x.
Change instruction sequences to use new attributes.
(floatsidf2,fix_truncdfsi2): use TARGET_MFPGPR.
(fix_truncdfsi2_internal_mfpgpr): New.
(floatsidf_ppc64_mfpgpr): New.
(floatsidf_ppc64): Added !TARGET_MFPGPR condition.
(movdf_hardfloat64_mfpgpr,movdi_internal64_mfpgpr): New.
(movdf_hardfloat64): Added !TARGET_MFPGPR condition.
(movdi_internal64): Added !TARGET_MFPGPR and related conditions.
(fix_truncdfsi2): Use gpc_reg_operand constraint.
* config/rs6000/{6xx.md,power4.md,8540.md,603.md,mpc.md,
7xx.md,rios2.md,7450.md,440.md,rios1.md,rs64.md,power5.md,40x.md}:
Add descriptions for insert_dword, shift,trap,var_shift_rotate,
cntlz,exts and var_delayed_compare.
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
_ARCH_PWR6X, if features enabled.
* config/rs6000/rs6000.opt (mmfpgpr): New.
* config/rs6000/rs6000.c (rs6000_align_branch_targets): New variable.
(cached_can_issue_more): New variable.
(processor_costs): Add power6_cost.
(rs6000_sched_init): New function.
(is_dispatch_slot_restricted): Deleted.
(set_to_load_agen): New function.
(is_load_insn,is_store_insn): New functions.
(adjacent_mem_locations): New function.
(insn_must_be_first_in_group): New function.
(insn_must_be_last_in_group): New function.
(rs6000_sched_reorder): New function.
(rs6000_sched_reorder2): New function.
(TARGET_SCHED_INIT,TARGET_SCHED_REORDER,
TARGET_SCHED_REORDER2): Define.
(processor_target_table): Use PROCESSOR_POWER6 for power6.
Add power6x. Add MASK_MFPGPR for power6x.
(POWERPC_MASKS): Add MASK_MFPGPR.
(rs6000_override_options): Set rs6000_always_hint to false
for power6. Set rs6000_align_branch_targets. Replace
rs6000_sched_groups check with rs6000_align_branch_targets.
Use PROCESSOR_POWER6.
(last_scheduled_insn): New variable.
(load_store_pendulum): New variable.
(rs6000_variable_issue): Set last_scheduled_insn and
cached_can_issue_more.
(rs6000_adjust_cost): Add power6 cost adjustments.
(rs6000_adjust_priority): Replace is_dispatch_slot_restricted
with insn_must_be_first_in_group. Add power6 priority adjustments.
(rs6000_issue_rate): Add CPU_POWER6. Add CPU_POWER6X.
(insn_terminates_group_p): Use insn_must_be_{first,last}_in_group.
* config/rs6000/rs6000.h (processor_type): Add PROCESSOR_POWER6.
(TARGET_MFPGPR): New.
(SECONDARY_MEMORY_NEEDED): Use TARGET_MFPGPR.
(ASM_CPU_SPEC): Add power6x. Pass -mpower5 when cpu=power5.
Pass -mpower5 when cpu=power5+. Pass -mpower6 when cpu=power6.
(SECONDARY_MEMORY_NEEDED): Added mode!=DFmode and mode!=DImode
conditions.
* config/rs6000/power6.md: New file.
PR rtl-optimization/26026
Backport from mainline
2006-04-19 Alan Modra <amodra@bigpond.net.au>
* fold-const.c (fold_binary): Optimize div and mod where the divisor
is a known power of two shifted left a variable amount.
Added:
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/power6.md
Modified:
branches/ibm/gcc-4_1-branch/gcc/ChangeLog
branches/ibm/gcc-4_1-branch/gcc/config.gcc
branches/ibm/gcc-4_1-branch/gcc/config.in
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/40x.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/440.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/603.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/6xx.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/7450.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/7xx.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/8540.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/aix52.h
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/linux64.h
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/mpc.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/power4.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/power5.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/rios1.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/rios2.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/rs6000-c.c
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/rs6000.c
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/rs6000.h
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/rs6000.md
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/rs6000.opt
branches/ibm/gcc-4_1-branch/gcc/config/rs6000/rs64.md
branches/ibm/gcc-4_1-branch/gcc/configure
branches/ibm/gcc-4_1-branch/gcc/configure.ac
branches/ibm/gcc-4_1-branch/gcc/doc/invoke.texi
branches/ibm/gcc-4_1-branch/gcc/fold-const.c
branches/ibm/gcc-4_1-branch/gcc/recog.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26026
^ permalink raw reply [flat|nested] 11+ messages in thread* [Bug rtl-optimization/26026] power of 2 mod missing optimisation
2006-01-30 7:03 [Bug tree-optimization/26026] New: power of 2 mod missing optimisation anton at samba dot org
` (8 preceding siblings ...)
2006-10-19 4:06 ` bergner at gcc dot gnu dot org
@ 2007-06-22 17:56 ` bergner at gcc dot gnu dot org
9 siblings, 0 replies; 11+ messages in thread
From: bergner at gcc dot gnu dot org @ 2007-06-22 17:56 UTC (permalink / raw)
To: gcc-bugs
------- Comment #7 from bergner at gcc dot gnu dot org 2007-06-22 17:56 -------
Subject: Bug 26026
Author: bergner
Date: Fri Jun 22 17:56:14 2007
New Revision: 125952
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=125952
Log:
Reassociation rewrite backport from mainline.
2006-03-22 Jeff Law <law@redhat.com>
* loop-unroll.c (analyze_iv_to_split_insn): Handle
iv_analyze_result returning false.
2006-04-20 Jeff Law <law@redhat.com>
* tree-ssa-reassoc.c (negate_value): Avoid num_imm_uses when
checking for zero or one use.
(reassociate_bb): Similarly.
2006-04-19 Alan Modra <amodra@bigpond.net.au>
PR rtl-optimization/26026
* fold-const.c (fold_binary): Optimize div and mod where the divisor
is a known power of two shifted left a variable amount.
2006-01-06 Jeff Law <law@redhat.com>
* tree-cfg.c (bsi_replace): Rename final argument from
PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
change (stmt -> orig_stmt).
* tree-eh.c (verify_eh_throw_stmt_node): New function.
(bsi_remove): Add new argument. Remove EH information
if requested.
(verify_eh_throw_table_statements): New function.
(bsi_remove): Add new argument REMOVE_EH_INFO. All callers
updated.
* tree-optimize.c (execute_free_cfg_annotations): Verify
the EH throw statement table after removing annotations.
* except.h (verify_eh_throw_table_statements): Prototype.
* tree-flow.h (bsi_remove): Update prototype.
* tree-vrp.c (remove_range_assertions): Add new argument to
bsi_remove call.
* tree-ssa-loop-im.c (move_computations_stmt): Likewise.
* tree-complex.c (expand_complex_div_wide): Likewise.
* tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
Likewise
* tree-tailcall.c (eliminate_tailcall): Likewise.
* tree-ssa-dse.c (dse_optimize_stmt): Likewise.
* tree-ssa-loop-ivopts.c (remove_statement): Likewise.
* tree-nrv.c (tree_nrv): Likewise.
* tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
* tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
(combine_blocks): Likewise.
* tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
* tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
(cleanup_control_flow): Likewise.
(remove_forwarder_block): Likewise.
* tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
* tree-sra.c (sra_replace): Likewise.
* tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
(forward_propagate_single_use_vars): Likewise.
* tree-ssa-dce.c (remove_dead_stmt): Likewise.
* tree-inline.c (expand_call_inline): Likewise.
* tree-vect-transform.c (vect_transform_loop): Likewise.
* tree-outof-ssa.c (rewrite_trees): Likewise.
* tree-cfg.c (make_goto_expr_edges): Likewise.
(cleanup_dead_labels): Likewise.
(tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
(bsi_move_before, bsi_move_after): Likewise.
(bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
(tree_redirect_edge_and_branch, tree_split_block): Likewise.
2006-01-04 Jeff Law <law@redhat.com>
* tree-cfg.c (bsi_replace): Remove the original statement
from the EH throw statement table.
2005-12-19 Roger Sayle <roger@eyesopen.com>
* combine.c (try_combine): Improve splitting of binary operators
by taking advantage of reassociative transformations.
2005-12-12 Jeff Law <law@redhat.com>
* tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
reassociation code.
* passes.c (init_optimization_passes): Run reassociation again
after loop optimizations.
2005-12-12 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-dom.c (thread_across_edge): Canonicalize condition
if necessary.
(optimize_stmt): Ditto.
(canonicalize_comparison): New function.
* tree-ssa-operands.c (swap_tree_operands): Make external.
(get_expr_operands): Stop auto-canonicalization.
* tree-ssa-reassoc.c: Rewrite.
(init_optimization_passes):
* tree-flow.h (swap_tree_operands): Prototype.
* Makefile.in (tree-ssa-reassoc.o): Update dependencies.
* gcc.dg/tree-ssa/ssa-pre-2.c: Update due to reassociation changes.
* gcc.dg/tree-ssa/reassoc-1.c: Likewise.
* gcc.dg/tree-ssa/reassoc-2.c: Likewise.
* gcc.dg/tree-ssa/reassoc-3.c: Likewise.
* gcc.dg/tree-ssa/reassoc-4.c: Likewise.
* gcc.dg/tree-ssa/reassoc-5.c: New.
* gcc.dg/tree-ssa/reassoc-6.c: New.
* gcc.dg/tree-ssa/reassoc-7.c: New.
* gcc.dg/tree-ssa/reassoc-8.c: New.
* gcc.dg/tree-ssa/reassoc-9.c: New.
* gcc.dg/tree-ssa/reassoc-10.c: New.
* gcc.dg/tree-ssa/reassoc-11.c: New.
Added:
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/reassoc-10.c
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/reassoc-11.c
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/reassoc-5.c
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/reassoc-6.c
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/reassoc-7.c
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/reassoc-8.c
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/reassoc-9.c
Modified:
branches/ibm/gcc-4_1-branch/gcc/ChangeLog
branches/ibm/gcc-4_1-branch/gcc/Makefile.in
branches/ibm/gcc-4_1-branch/gcc/combine.c
branches/ibm/gcc-4_1-branch/gcc/except.h
branches/ibm/gcc-4_1-branch/gcc/loop-unroll.c
branches/ibm/gcc-4_1-branch/gcc/passes.c
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/reassoc-1.c
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/reassoc-2.c
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/reassoc-3.c
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/reassoc-4.c
branches/ibm/gcc-4_1-branch/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-2.c
branches/ibm/gcc-4_1-branch/gcc/tree-cfg.c
branches/ibm/gcc-4_1-branch/gcc/tree-cfgcleanup.c
branches/ibm/gcc-4_1-branch/gcc/tree-complex.c
branches/ibm/gcc-4_1-branch/gcc/tree-eh.c
branches/ibm/gcc-4_1-branch/gcc/tree-flow.h
branches/ibm/gcc-4_1-branch/gcc/tree-if-conv.c
branches/ibm/gcc-4_1-branch/gcc/tree-inline.c
branches/ibm/gcc-4_1-branch/gcc/tree-nrv.c
branches/ibm/gcc-4_1-branch/gcc/tree-optimize.c
branches/ibm/gcc-4_1-branch/gcc/tree-outof-ssa.c
branches/ibm/gcc-4_1-branch/gcc/tree-sra.c
branches/ibm/gcc-4_1-branch/gcc/tree-ssa-dce.c
branches/ibm/gcc-4_1-branch/gcc/tree-ssa-dom.c
branches/ibm/gcc-4_1-branch/gcc/tree-ssa-dse.c
branches/ibm/gcc-4_1-branch/gcc/tree-ssa-forwprop.c
branches/ibm/gcc-4_1-branch/gcc/tree-ssa-loop-im.c
branches/ibm/gcc-4_1-branch/gcc/tree-ssa-loop-ivopts.c
branches/ibm/gcc-4_1-branch/gcc/tree-ssa-operands.c
branches/ibm/gcc-4_1-branch/gcc/tree-ssa-phiopt.c
branches/ibm/gcc-4_1-branch/gcc/tree-ssa-pre.c
branches/ibm/gcc-4_1-branch/gcc/tree-ssa-reassoc.c
branches/ibm/gcc-4_1-branch/gcc/tree-ssa-threadupdate.c
branches/ibm/gcc-4_1-branch/gcc/tree-tailcall.c
branches/ibm/gcc-4_1-branch/gcc/tree-vect-transform.c
branches/ibm/gcc-4_1-branch/gcc/tree-vectorizer.c
branches/ibm/gcc-4_1-branch/gcc/tree-vrp.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26026
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