| Age | Commit message (Collapse) | Author | Files | Lines |
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sparc64 and arm)
PR bootstrap/44255
* combine.c (struct rtx_subst_pair): Define unconditionally.
(propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC,
copy_rtx pair->to instead of cleanup_auto_inc_dec it.
Call make_compound_operation on pair->to.
(propagate_for_debug): Don't call make_compound_operation here.
Always use simplify_replace_fn_rtx.
From-SVN: r159952
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* function.h (struct function): Add can_throw_non_call_exceptions bit.
* lto-streamer-in.c (input_function): Stream it in.
* lto-streamer-out.c (output_function): Stream it out.
* function.c (allocate_struct_function): Set it.
(expand_function_end): Substitute cfun->can_throw_non_call_exceptions
for flag_non_call_exceptions.
* cfgbuild.c (control_flow_insn_p): Likewise.
(make_edges): Likewise.
* cfgexpand.c (expand_stack_alignment): Likewise.
* combine.c (distribute_notes): Likewise.
* cse.c (cse_extended_basic_block): Likewise.
* except.c (insn_could_throw_p): Likewise.
* gcse.c (simple_mem): Likewise.
* ipa-pure-const.c (check_call): Likewise.
(check_stmt ): Likewise.
* lower-subreg.c (lower-subreg.c): Likewise.
* optabs.c (emit_libcall_block): Likewise.
(prepare_cmp_insn): Likewise.
* postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
* postreload.c (rest_of_handle_postreload): Likewise.
* reload1.c (reload_as_needed): Likewise.
(emit_input_reload_insns): Likewise.
(emit_output_reload_insns): Likewise.
(fixup_abnormal_edges): Likewise.
* sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
* store-motion.c (find_moveable_store): Likewise.
* tree-eh.c (stmt_could_throw_p): Likewise.
(tree_could_throw_p): Likewise.
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
* config/arm/arm.c (arm_expand_prologue): Likewise.
(thumb1_expand_prologue): Likewise.
* config/rx/rx.md (cbranchsf4): Likewise.
(cmpsf): Likewise.
* config/s390/s390.c (s390_emit_prologue): Likewise.
* tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
(inline_forbidden_into_p): New predicate.
(expand_call_inline): Use it to forbid inlining.
(tree_can_inline_p): Likewise.
From-SVN: r159847
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* double-int.h (double_int_and): New.
* combine.c (try_combine): Clean up, use double_int_* and
immed_double_int_const functions.
From-SVN: r159842
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gcc/ChangeLog:
* tree.h: Include real.h and fixed-value.h as basic datatypes.
* dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
tree-pretty-print.c, tree-loop-distribution.c,
tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
config/score/score7.c, config/score/score.c, config/arm/arm.c,
config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
config/bfin/bfin.c:
Clean up redundant includes.
* Makefile.in: Update accordingly.
java/ChangeLog:
* typeck.c, decl.c, jcf-parse.c, except.c, expr.c:
cp/Changelog:
* error.c, tree.c, typeck2.c, cxx-pretty-print.c, mangle.c:
Clean up redundant includes.
fortran/ChangeLog:
* trans-const.c, trans-types.c, trans-intrinsic.c:
Clean up redundant includes.
From-SVN: r159663
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value.
gcc/
* combine.c (propagate_for_debug): Call make_compound_operation
on the source value.
(try_combine): When implementing a split chosen by find_split_point,
either copy i2src or set it to null. Assert that i2src is not null
before substituting into CALL_INSN_FUNCTION_USAGE.
From-SVN: r159600
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* target.h (struct calls): Add function_value_regno_p field.
* target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
(TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
* targhooks.c (default_function_value_regno_p): New function.
* targhooks.h (default_function_value_regno_p): Declare function.
* rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
* builtins.c. (apply_result_size): (Ditto.).
* combine.c. (likely_spilled_retval_p): (Ditto.).
* mode-switching.c. Include 'target.h'.
(create_pre_exit): Use function_value_regno_p hook.
* Makefile.in (mode-switching.o): Add dependency on TARGET_H.
* doc/tm.texi (FUNCTION_VALUE_REGNO_P,
TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
* config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
* config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
(ix86_function_value_regno_p): Declare as static, change argument
type to const unsigned int.
* config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
From-SVN: r158970
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2010-04-25 Paolo Bonzini <bonzini@gnu.org>
* combine.c (find_split_point): Add third argument. Use it
to find nested multiply-accumulate instructions. Adjust calls.
(try_combine): Adjust call to find_split_point.
testsuite:
2010-04-25 Paolo Bonzini <bonzini@gnu.org>
* gcc.target/arm/mla-1.c: New test.
From-SVN: r158698
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2010-03-20 Richard Guenther <rguenther@suse.de>
PR rtl-optimization/43438
* combine.c (make_extraction): Properly zero-/sign-extend an
extraction of the low part of a CONST_INT. Also handle
CONST_DOUBLE.
* gcc.c-torture/execute/pr43438.c: New testcase.
From-SVN: r157592
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of the function)
PR debug/43051
PR debug/43092
* cselib.c (cselib_preserve_constants,
cfa_base_preserved_val): New static variables.
(preserve_only_constants): New function.
(cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
clear its REG_VALUES. If cselib_preserve_constants, don't
empty the whole hash table, but preserve there VALUEs with constants,
cfa_base_preserved_val and cfa_base_preserved_val plus constant.
(cselib_preserve_cfa_base_value): New function.
(cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
(cselib_init): Change argument to int bitfield. Set
cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
is in it.
(cselib_finish): Clear cselib_preserve_constants and
cfa_base_preserved_val.
* cselib.h (enum cselib_record_what): New enum.
(cselib_init): Change argument to int.
(cselib_preserve_cfa_base_value): New prototype.
* postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
* dse.c (dse_step1): Likewise.
* cfgcleanup.c (thread_jump): Likewise.
* sched-deps.c (sched_analyze): Likewise.
* gcse.c (local_cprop_pass): Likewise.
* simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
If FN is non-NULL, call the callback always and whenever it returns
non-NULL just return that. Only do rtx_equal_p if FN is NULL.
* rtl.h (simplify_replace_fn_rtx): Add argument to callback.
* combine.c (propagate_for_debug_subst): Add old_rtx argument,
compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
* Makefile.in (var-tracking.o): Depend on $(RECOG_H).
* var-tracking.c: Include recog.h.
(bb_stack_adjust_offset): Remove.
(vt_stack_adjustments): Don't call it, instead just gather the
adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
(adjust_stack_reference): Remove.
(compute_cfa_pointer): New function.
(hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
(struct adjust_mem_data): New type.
(adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
functions.
(get_address_mode): New function.
(replace_expr_with_values): Use it.
(use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
(adjust_sets): Remove.
(add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
Use get_address_mode.
(get_adjusted_src): Remove.
(add_stores): Don't call it. Never reuse expr SET. Don't add extra
MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
(add_with_sets): Don't call adjust_sets.
(fp_setter, vt_init_cfa_base): New functions.
(vt_initialize): Change return type to bool. Move most of pool etc.
initialization to the beginning of the function from end. Pass
CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
If !frame_pointer_needed, call vt_stack_adjustment before mos
vector is filled, call vt_init_cfa_base if argp/framep has been
eliminated to sp. If frame_pointer_needed and argp/framep has
been eliminated to hard frame pointer, set
hard_frame_pointer_adjustment and call vt_init_cfa_base after
encountering fp setter in the prologue. For MO_ADJUST, call
log_op_type before pusing the op into mos vector, not afterwards.
Call adjust_insn before cselib_process_insn/add_with_sets,
call cancel_changes (0) afterwards.
(variable_tracking_main_1): Adjust for vt_initialize calling
vt_stack_adjustments and returning whether it succeeded or not.
* gcc.dg/guality/pr43051-1.c: New test.
From-SVN: r157476
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2010-01-15 Jing Yu <jingyu@google.com>
PR rtl-optimization/42691
* combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
a pseudo to a constant and are merged, and adjust comments.
2010-01-15 Jing Yu <jingyu@google.com>
PR rtl-optimization/42691
* gcc.c-torture/execute/pr42691.c: New.
From-SVN: r155948
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From-SVN: r155946
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2010-01-15 Jing Yu <jingyu@google.com>
PR rtl-optimization/42691
* combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
a pseudo to a constant and are merged, and adjust comments.
2010-01-15 Jing Yu <jingyu@google.com>
PR rtl-optimization/42691
* gcc.c-torture/execute/pr42691.c: New.
From-SVN: r155944
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in simplify_subreg, at simplify-rtx.c:4954)
PR rtl-optimization/42475
* combine.c (make_compound_operation) <case SUBREG>: Use mode of
SUBREG_REG (x) instead of tem's mode.
* gcc.dg/pr42475.c: New test.
From-SVN: r155430
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tidy conditions.
* combine.c (setup_incoming_promotions): Fix sign-extend of
zero-extend case; tidy conditions.
From-SVN: r155095
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PR rtl-opt/42269
* combine.c (setup_incoming_promotions): Improve the conditions
under which we respect the promotions applied.
From-SVN: r155071
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at simplify-rtx.c:5138)
2009-12-04 David Daney <ddaney@caviumnetworks.com>
PR rtl-optimization/42164
* combine.c (combine_simplify_rtx): Handle truncation of integer
constants.
2009-12-04 David Daney <ddaney@caviumnetworks.com>
PR rtl-optimization/42164
* gcc.c-torture/compile/pr42164.c: New test.
From-SVN: r154987
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2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
* alias.c: Remove trailing white spaces.
* alloc-pool.c: Likewise.
* alloc-pool.h: Likewise.
* attribs.c: Likewise.
* auto-inc-dec.c: Likewise.
* basic-block.h: Likewise.
* bb-reorder.c: Likewise.
* bt-load.c: Likewise.
* builtins.c: Likewise.
* builtins.def: Likewise.
* c-common.c: Likewise.
* c-common.h: Likewise.
* c-cppbuiltin.c: Likewise.
* c-decl.c: Likewise.
* c-format.c: Likewise.
* c-lex.c: Likewise.
* c-omp.c: Likewise.
* c-opts.c: Likewise.
* c-parser.c: Likewise.
* c-pretty-print.c: Likewise.
* c-tree.h: Likewise.
* c-typeck.c: Likewise.
* caller-save.c: Likewise.
* calls.c: Likewise.
* cfg.c: Likewise.
* cfganal.c: Likewise.
* cfgexpand.c: Likewise.
* cfghooks.c: Likewise.
* cfghooks.h: Likewise.
* cfglayout.c: Likewise.
* cfgloop.c: Likewise.
* cfgloop.h: Likewise.
* cfgloopmanip.c: Likewise.
* cfgrtl.c: Likewise.
* cgraph.c: Likewise.
* cgraph.h: Likewise.
* cgraphbuild.c: Likewise.
* cgraphunit.c: Likewise.
* cif-code.def: Likewise.
* collect2.c: Likewise.
* combine.c: Likewise.
* convert.c: Likewise.
* coverage.c: Likewise.
* crtstuff.c: Likewise.
* cse.c: Likewise.
* cselib.c: Likewise.
* dbgcnt.c: Likewise.
* dbgcnt.def: Likewise.
* dbgcnt.h: Likewise.
* dbxout.c: Likewise.
* dce.c: Likewise.
* ddg.c: Likewise.
* ddg.h: Likewise.
* defaults.h: Likewise.
* df-byte-scan.c: Likewise.
* df-core.c: Likewise.
* df-problems.c: Likewise.
* df-scan.c: Likewise.
* df.h: Likewise.
* dfp.c: Likewise.
* diagnostic.c: Likewise.
* diagnostic.h: Likewise.
* dominance.c: Likewise.
* domwalk.c: Likewise.
* double-int.c: Likewise.
* double-int.h: Likewise.
* dse.c: Likewise.
* dwarf2asm.c: Likewise.
* dwarf2asm.h: Likewise.
* dwarf2out.c: Likewise.
* ebitmap.c: Likewise.
* ebitmap.h: Likewise.
* emit-rtl.c: Likewise.
* et-forest.c: Likewise.
* except.c: Likewise.
* except.h: Likewise.
* expmed.c: Likewise.
* expr.c: Likewise.
* expr.h: Likewise.
* final.c: Likewise.
* flags.h: Likewise.
* fold-const.c: Likewise.
* function.c: Likewise.
* function.h: Likewise.
* fwprop.c: Likewise.
* gcc.c: Likewise.
* gcov-dump.c: Likewise.
* gcov-io.c: Likewise.
* gcov-io.h: Likewise.
* gcov.c: Likewise.
* gcse.c: Likewise.
* genattr.c: Likewise.
* genattrtab.c: Likewise.
* genautomata.c: Likewise.
* genchecksum.c: Likewise.
* genconfig.c: Likewise.
* genflags.c: Likewise.
* gengtype-parse.c: Likewise.
* gengtype.c: Likewise.
* gengtype.h: Likewise.
* genmddeps.c: Likewise.
* genmodes.c: Likewise.
* genopinit.c: Likewise.
* genpreds.c: Likewise.
* gensupport.c: Likewise.
* ggc-common.c: Likewise.
* ggc-page.c: Likewise.
* ggc-zone.c: Likewise.
* ggc.h: Likewise.
* gimple-iterator.c: Likewise.
* gimple-low.c: Likewise.
* gimple-pretty-print.c: Likewise.
* gimple.c: Likewise.
* gimple.def: Likewise.
* gimple.h: Likewise.
* gimplify.c: Likewise.
* graphds.c: Likewise.
* graphite-clast-to-gimple.c: Likewise.
* gthr-nks.h: Likewise.
* gthr-posix.c: Likewise.
* gthr-posix.h: Likewise.
* gthr-posix95.h: Likewise.
* gthr-single.h: Likewise.
* gthr-tpf.h: Likewise.
* gthr-vxworks.h: Likewise.
* gthr.h: Likewise.
* haifa-sched.c: Likewise.
* hard-reg-set.h: Likewise.
* hooks.c: Likewise.
* hooks.h: Likewise.
* hosthooks.h: Likewise.
* hwint.h: Likewise.
* ifcvt.c: Likewise.
* incpath.c: Likewise.
* init-regs.c: Likewise.
* integrate.c: Likewise.
* ipa-cp.c: Likewise.
* ipa-inline.c: Likewise.
* ipa-prop.c: Likewise.
* ipa-pure-const.c: Likewise.
* ipa-reference.c: Likewise.
* ipa-struct-reorg.c: Likewise.
* ipa-struct-reorg.h: Likewise.
* ipa-type-escape.c: Likewise.
* ipa-type-escape.h: Likewise.
* ipa-utils.c: Likewise.
* ipa-utils.h: Likewise.
* ipa.c: Likewise.
* ira-build.c: Likewise.
* ira-color.c: Likewise.
* ira-conflicts.c: Likewise.
* ira-costs.c: Likewise.
* ira-emit.c: Likewise.
* ira-int.h: Likewise.
* ira-lives.c: Likewise.
* ira.c: Likewise.
* jump.c: Likewise.
* lambda-code.c: Likewise.
* lambda-mat.c: Likewise.
* lambda-trans.c: Likewise.
* lambda.h: Likewise.
* langhooks.c: Likewise.
* lcm.c: Likewise.
* libgcov.c: Likewise.
* lists.c: Likewise.
* loop-doloop.c: Likewise.
* loop-init.c: Likewise.
* loop-invariant.c: Likewise.
* loop-iv.c: Likewise.
* loop-unroll.c: Likewise.
* lower-subreg.c: Likewise.
* lto-cgraph.c: Likewise.
* lto-compress.c: Likewise.
* lto-opts.c: Likewise.
* lto-section-in.c: Likewise.
* lto-section-out.c: Likewise.
* lto-streamer-in.c: Likewise.
* lto-streamer-out.c: Likewise.
* lto-streamer.c: Likewise.
* lto-streamer.h: Likewise.
* lto-symtab.c: Likewise.
* lto-wpa-fixup.c: Likewise.
* matrix-reorg.c: Likewise.
* mcf.c: Likewise.
* mode-switching.c: Likewise.
* modulo-sched.c: Likewise.
* omega.c: Likewise.
* omega.h: Likewise.
* omp-low.c: Likewise.
* optabs.c: Likewise.
* optabs.h: Likewise.
* opts-common.c: Likewise.
* opts.c: Likewise.
* params.def: Likewise.
* params.h: Likewise.
* passes.c: Likewise.
* plugin.c: Likewise.
* postreload-gcse.c: Likewise.
* postreload.c: Likewise.
* predict.c: Likewise.
* predict.def: Likewise.
* pretty-print.c: Likewise.
* pretty-print.h: Likewise.
* print-rtl.c: Likewise.
* print-tree.c: Likewise.
* profile.c: Likewise.
* read-rtl.c: Likewise.
* real.c: Likewise.
* recog.c: Likewise.
* reg-stack.c: Likewise.
* regcprop.c: Likewise.
* reginfo.c: Likewise.
* regmove.c: Likewise.
* regrename.c: Likewise.
* regs.h: Likewise.
* regstat.c: Likewise.
* reload.c: Likewise.
* reload1.c: Likewise.
* resource.c: Likewise.
* rtl.c: Likewise.
* rtl.def: Likewise.
* rtl.h: Likewise.
* rtlanal.c: Likewise.
* sbitmap.c: Likewise.
* sched-deps.c: Likewise.
* sched-ebb.c: Likewise.
* sched-int.h: Likewise.
* sched-rgn.c: Likewise.
* sched-vis.c: Likewise.
* sdbout.c: Likewise.
* sel-sched-dump.c: Likewise.
* sel-sched-dump.h: Likewise.
* sel-sched-ir.c: Likewise.
* sel-sched-ir.h: Likewise.
* sel-sched.c: Likewise.
* sel-sched.h: Likewise.
* sese.c: Likewise.
* sese.h: Likewise.
* simplify-rtx.c: Likewise.
* stack-ptr-mod.c: Likewise.
* stmt.c: Likewise.
* stor-layout.c: Likewise.
* store-motion.c: Likewise.
* stringpool.c: Likewise.
* stub-objc.c: Likewise.
* sync-builtins.def: Likewise.
* target-def.h: Likewise.
* target.h: Likewise.
* targhooks.c: Likewise.
* targhooks.h: Likewise.
* timevar.c: Likewise.
* tlink.c: Likewise.
* toplev.c: Likewise.
* toplev.h: Likewise.
* tracer.c: Likewise.
* tree-affine.c: Likewise.
* tree-affine.h: Likewise.
* tree-browser.def: Likewise.
* tree-call-cdce.c: Likewise.
* tree-cfg.c: Likewise.
* tree-cfgcleanup.c: Likewise.
* tree-chrec.c: Likewise.
* tree-chrec.h: Likewise.
* tree-complex.c: Likewise.
* tree-data-ref.c: Likewise.
* tree-data-ref.h: Likewise.
* tree-dfa.c: Likewise.
* tree-dump.c: Likewise.
* tree-dump.h: Likewise.
* tree-eh.c: Likewise.
* tree-flow-inline.h: Likewise.
* tree-flow.h: Likewise.
* tree-if-conv.c: Likewise.
* tree-inline.c: Likewise.
* tree-into-ssa.c: Likewise.
* tree-loop-distribution.c: Likewise.
* tree-loop-linear.c: Likewise.
* tree-mudflap.c: Likewise.
* tree-nested.c: Likewise.
* tree-nomudflap.c: Likewise.
* tree-nrv.c: Likewise.
* tree-object-size.c: Likewise.
* tree-optimize.c: Likewise.
* tree-outof-ssa.c: Likewise.
* tree-parloops.c: Likewise.
* tree-pass.h: Likewise.
* tree-phinodes.c: Likewise.
* tree-predcom.c: Likewise.
* tree-pretty-print.c: Likewise.
* tree-profile.c: Likewise.
* tree-scalar-evolution.c: Likewise.
* tree-ssa-address.c: Likewise.
* tree-ssa-alias.c: Likewise.
* tree-ssa-ccp.c: Likewise.
* tree-ssa-coalesce.c: Likewise.
* tree-ssa-copy.c: Likewise.
* tree-ssa-copyrename.c: Likewise.
* tree-ssa-dce.c: Likewise.
* tree-ssa-dom.c: Likewise.
* tree-ssa-dse.c: Likewise.
* tree-ssa-forwprop.c: Likewise.
* tree-ssa-ifcombine.c: Likewise.
* tree-ssa-live.c: Likewise.
* tree-ssa-live.h: Likewise.
* tree-ssa-loop-ch.c: Likewise.
* tree-ssa-loop-im.c: Likewise.
* tree-ssa-loop-ivcanon.c: Likewise.
* tree-ssa-loop-ivopts.c: Likewise.
* tree-ssa-loop-manip.c: Likewise.
* tree-ssa-loop-niter.c: Likewise.
* tree-ssa-loop-prefetch.c: Likewise.
* tree-ssa-loop-unswitch.c: Likewise.
* tree-ssa-loop.c: Likewise.
* tree-ssa-math-opts.c: Likewise.
* tree-ssa-operands.c: Likewise.
* tree-ssa-operands.h: Likewise.
* tree-ssa-phiopt.c: Likewise.
* tree-ssa-phiprop.c: Likewise.
* tree-ssa-pre.c: Likewise.
* tree-ssa-propagate.c: Likewise.
* tree-ssa-reassoc.c: Likewise.
* tree-ssa-sccvn.c: Likewise.
* tree-ssa-sink.c: Likewise.
* tree-ssa-structalias.c: Likewise.
* tree-ssa-ter.c: Likewise.
* tree-ssa-threadedge.c: Likewise.
* tree-ssa-threadupdate.c: Likewise.
* tree-ssa-uncprop.c: Likewise.
* tree-ssa.c: Likewise.
* tree-ssanames.c: Likewise.
* tree-switch-conversion.c: Likewise.
* tree-tailcall.c: Likewise.
* tree-vect-data-refs.c: Likewise.
* tree-vect-generic.c: Likewise.
* tree-vect-loop-manip.c: Likewise.
* tree-vect-loop.c: Likewise.
* tree-vect-patterns.c: Likewise.
* tree-vect-slp.c: Likewise.
* tree-vect-stmts.c: Likewise.
* tree-vectorizer.c: Likewise.
* tree-vectorizer.h: Likewise.
* tree-vrp.c: Likewise.
* tree.c: Likewise.
* tree.def: Likewise.
* tree.h: Likewise.
* treestruct.def: Likewise.
* unwind-compat.c: Likewise.
* unwind-dw2-fde-glibc.c: Likewise.
* unwind-dw2.c: Likewise.
* value-prof.c: Likewise.
* value-prof.h: Likewise.
* var-tracking.c: Likewise.
* varasm.c: Likewise.
* varpool.c: Likewise.
* vec.c: Likewise.
* vec.h: Likewise.
* vmsdbgout.c: Likewise.
* web.c: Likewise.
* xcoffout.c: Likewise.
From-SVN: r154645
|
|
2009-10-28 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/39715
* combine.c (simplify_comparison): Use extensions to
widen comparisons. Try an ANDing first.
testsuite:
2009-10-28 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/39715
* gcc.target/arm/thumb-bitfld1.c: New.
From-SVN: r153651
|
|
2009-10-26 Ben Elliston <bje@au.ibm.com>
Michael Meissner <meissner@linux.vnet.ibm.com>
Ulrich Weigand <uweigand@de.ibm.com>
* doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
(TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
(TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
* target.h (struct target_def): Add pointer_mode, address_mode,
and valid_pointer_mode to addr_space substructure.
* target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
(TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
(TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
(TARGET_ADDR_SPACE_HOOKS): Add them.
* targhooks.c (target_default_pointer_address_modes_p): New function.
* target.h (target_default_pointer_address_modes_p): Add prototype.
* targhooks.c (default_addr_space_pointer_mode): New function.
(default_addr_space_address_mode): Likewise.
(default_addr_space_valid_pointer_mode): Likewise.
* targhooks.h (default_addr_space_pointer_mode): Add prototype.
(default_addr_space_address_mode): Likewise.
(default_addr_space_valid_pointer_mode): Likewise.
* output.h (default_valid_pointer_mode): Move to ...
* targhooks.h (default_valid_pointer_mode): ... here.
* varasm.c (default_valid_pointer_mode): Move to ...
* targhooks.c (default_valid_pointer_mode): ... here.
* varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
instead of targetm.valid_pointer_mode.
* fold-const.c (fit_double_type): Use int_or_pointer_precision.
* tree.c (integer_pow2p): Likewise.
(tree_log2): Likewise.
(tree_floor_log2): Likewise.
(signed_or_unsigned_type_for): Support pointer type of different size.
(int_or_pointer_precision): New function.
* tree.h (int_or_pointer_precision): Add prototype.
* stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
* varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
incoming pointer type instead of POINTER_SIZE.
* tree.c (build_pointer_type): Use appropriate pointer mode
instead of ptr_mode.
(build_reference_type): Likewise.
* expr.c (store_expr): Likewise.
(expand_expr_addr_expr): Likewise.
* tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
* cfgexpand.c (expand_debug_expr): Likewise.
* auto-inc-dec.c: Include "target.h".
(try_merge): Use appropriate address mode instead of Pmode.
(find_inc): Likewise.
* combine.c (find_split_point): Likewise.
* cselib.c (cselib_record_sets): Likewise.
* dse.c (replace_inc_dec): Likewise.
(canon_address): Likewise.
* var-tracking.c (replace_expr_with_values): Likewise.
(count_uses): Likewise.
(add_uses): Likewise.
(add_stores): Likewise.
* emit-rtl.c: Include "target.h".
(adjust_address_1): Use appropriate address mode instead of Pmode.
(offset_address): Likewise.
* explow.c (break_out_memory_refs): Likewise.
(memory_address_addr_space): Likewise.
(promote_mode): Likewise.
* expr.c (move_by_pieces): Likewise.
(emit_block_move_via_loop): Likewise.
(store_by_pieces): Likewise.
(store_by_pieces_1): Likewise.
(expand_assignment): Likewise.
(store_constructor): Likewise.
(expand_expr_addr_expr): Likewise.
(expand_expr_real_1): Likewise.
* cfgexpand.c (expand_debug_expr): Likewise.
* ifcvt.c (noce_try_cmove_arith): Likewise.
* regcprop.c (kill_autoinc_value): Likewise.
* regmove.c (try_auto_increment): Likewise.
* reload.c (find_reloads): Likewise.
(find_reloads_address): Likewise.
(find_reloads_address_1): Likewise.
* sched-deps.c: Include "target.h".
(sched_analyze_1): Use appropriate address mode instead of Pmode.
(sched_analyze_2): Likewise.
* sel-sched-dump.c: Include "target.h".
(debug_mem_addr_value): Use appropriate address mode instead of Pmode.
* stor-layout.c (layout_type): Likewise.
* tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
(multiplier_allowed_in_address_p): Likewise.
(get_address_cost): Likewise.
* varasm.c (make_decl_rtl): Likewise.
* expr.c (expand_assignment): Always convert offsets to appropriate
address mode.
(store_expr): Likewise.
(store_constructor): Likewise.
(expand_expr_real_1): Likewise.
* reload.h (form_sum): Add MODE argument.
* reload.c (form_sum): Add MODE argument, use it instead of Pmode.
Update recursive calls.
(subst_indexed_address): Update calls to form_sum.
* tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
* tree-ssa-address.c: Include "target.h".
(templates): Replace by ...
(mem_addr_template_list): ... this new vector.
(TEMPL_IDX): Handle address space numbers.
(gen_addr_rtx): Add address mode argument, use it instead of Pmode.
(addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
instead of global cache. Update call to gen_addr_rtx.
(valid_mem_ref_p): Update call to addr_for_mem_ref.
* expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
* rtl.h (convert_memory_address_addr_space): Add prototype.
(convert_memory_address): Define as macro.
* explow.c (convert_memory_address): Rename to ...
(convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
Use appropriate pointer and address modes instead of ptr_mode / Pmode.
Update recursive calls.
(memory_address_addr_space): Call convert_memory_address_addr_space.
* expmed.c (make_tree): Likewise.
* expr.c (expand_assignment): Likewise.
(expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
(expand_expr_addr_expr): Likewise. Also, update call.
* alias.c (find_base_value): Guard pointer size optimizations.
(find_base_term): Likewise.
* rtlanal.c (nonzero_bits1): Likewise.
(num_sign_bit_copies1): Likewise.
* simplify-rtx.c (simplify_unary_operation_1): Likewise.
* Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
(emit-rtl.o): Likewise.
(auto-inc-dec.o): Likewise.
(sched-deps.o): Likewise.
Co-Authored-By: Michael Meissner <meissner@linux.vnet.ibm.com>
Co-Authored-By: Ulrich Weigand <uweigand@de.ibm.com>
From-SVN: r153573
|
|
2009-10-26 Ben Elliston <bje@au.ibm.com>
Michael Meissner <meissner@linux.vnet.ibm.com>
Ulrich Weigand <uweigand@de.ibm.com>
* doc/extend.texi (Named Address Spaces): New section.
* coretypes.h (addr_space_t): New type.
(ADDR_SPACE_GENERIC): New define.
(ADDR_SPACE_GENERIC_P): New macro.
* doc/tm.texi (Named Address Spaces): New section.
(TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
(TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
(TARGET_ADDR_SPACE_SUBSET_P): Document.
(TARGET_ADDR_SPACE_CONVERT): Document.
* target.h (struct gcc_target): Add addr_space substructure.
* target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
(TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
(TARGET_ADDR_SPACE_SUBSET_P): Likewise.
(TARGET_ADDR_SPACE_CONVERT): Likewise.
(TARGET_ADDR_SPACE_HOOKS): Likewise.
(TARGET_INITIALIZER): Initialize addr_space hooks.
* targhooks.c (default_addr_space_legitimate_address_p): New function.
(default_addr_space_legitimize_address): Likewise.
(default_addr_space_subset_p): Likewise.
(default_addr_space_convert): Likewise.
* targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
(default_addr_space_legitimize_address): Likewise.
(default_addr_space_subset_p): Likewise.
(default_addr_space_convert): Likewise.
* doc/rtl.texi (MEM_ADDR_SPACE): Document.
* rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
(MEM_ADDR_SPACE): New macro.
* emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
address space memory attribute.
(mem_attrs_htab_hash): Handle address space memory attribute.
(mem_attrs_htab_eq): Likewise.
(set_mem_attributes_minus_bitpos): Likewise.
(set_mem_alias_set): Likewise.
(set_mem_align): Likewise.
(set_mem_expr): Likewise.
(set_mem_offset): Likewise.
(set_mem_size): Likewise.
(adjust_address_1): Likewise.
(offset_address): Likewise.
(widen_memoy_address): Likewise.
(get_spill_slot_decl): Likewise.
(set_mem_attrs_for_spill): Likewise.
(set_mem_addr_space): New function.
* emit-rtl.h (set_mem_addr_space): Add prototype.
* print-rtl.c (print_rtx): Print address space memory attribute.
* expr.c (expand_assignment): Set address space memory attribute
of generated MEM RTXes as appropriate.
(expand_expr_real_1): Likewise.
* cfgexpand.c (expand_debug_expr): Likewise.
* tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
* tree.h (struct tree_base): Add address_space bitfield. Reduce
size of "spare" bitfield.
(TYPE_ADDR_SPACE): New macro.
(ENCODE_QUAL_ADDR_SPACE): Likewise.
(DECODE_QUAL_ADDR_SPACE): Likewise.
(CLEAR_QUAL_ADDR_SPACE): Likewise.
(KEEP_QUAL_ADDR_SPACE): Likewise.
(TYPE_QUALS): Encode type address space.
(TYPE_QUALS_NO_ADDR_SPACE): New macro.
* tree.c (set_type_quals): Set type address space.
(build_array_type): Inherit array address space from element type.
* print-tree.c (print_node_brief): Print type address space.
(print_node): Likewise.
* tree-pretty-print.c (dump_generic_node): Likewise.
* explow.c (memory_address): Rename to ...
(memory_address_addr_space): ... this. Add ADDRSPACE argument.
Use address-space aware variants of memory address routines.
* recog.c (memory_address_p): Rename to ...
(memory_address_addr_space_p): ... this. Add ADDSPACE argument.
Use address-space aware variants of memory address routines.
(offsettable_address_p): Rename to ...
(offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
Use address-space aware variants of memory address routines.
* reload.c (strict_memory_address_p): Rename to ...
(strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
Use address-space aware variants of memory address routines.
(maybe_memory_address_p): Rename to ...
(maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
Use address-space aware variants of memory address routines.
* expr.h (memory_address_addr_space): Add prototype.
(memory_address): Define as macro.
* recog.h (memory_address_addr_space_p): Add prototype.
(memory_address_p): Define as macro.
(offsettable_address_addr_space_p): Add prototype.
(offsettable_address_p): Define as macro.
(strict_memory_address_addr_space_p): Add prototype.
(strict_memory_address_p): Define as macro.
* combine.c (find_split_point): Use address-space aware variants
of memory address routines.
* emit-rtl.c (operand_subword): Likewise.
(change_address_1): Likewise.
(adjust_address_1): Likewise.
(offset_address): Likewise.
* expr.c (emit_move_insn): Likewise.
(expand_assignment): Likewise.
(expand_expr_real_1): Likewise.
* recog.c (verify_changes): Likewise.
(general_operand): Likewise.
(offsettable_memref_p): Likewise.
(offsettable_nonstrict_memref_p): Likewise.
(constrain_operands): Likewise.
* reload.c (get_secondary_mem): Likewise.
(find_reloads_toplev): Likewise.
(find_reloads_address): Likewise.
(find_reloads_subreg_address): Likewise.
* reload1.c (reload): Likewise.
* rtlhooks.c (gen_lowpart_if_possible): Likewise.
* rtl.h (address_cost): Add ADDRSPACE argument.
* rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
aware variant of memory address routines.
* loop-invariant.c (create_new_invariant): Update address_cost call.
* tree-ssa-loop-ivopts.c (computation_cost): Likewise.
* fwprop.c (should_replace_address): Add ADDRSPACE argument.
Use address-space aware variant of memory address routines.
(propagate_rtx_1): Update call to should_replace_address.
* tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
argument.
* tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
ADDRSPACE argument. Use per-address-space instead of global cache.
Use address-space aware variant of memory address routines.
(get_address_cost): Likewise.
(get_computation_cost_at): Update calls.
* tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
Use address-space aware variant of memory address routines.
(create_mem_ref_raw): Update call to valid_mem_ref_p.
(most_expensive_mult_to_index): Update call to
multiplier_allowed_in_address_p.
* dwarf2out.c (modified_type_die): Output DW_AT_address_class
attribute to indicate named address spaces.
* varasm.c (get_variable_section): DECLs in named address spaces
cannot be "common".
* reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
for addresses in a non-generic address space.
* expr.c (emit_block_move_hints): Do not use libcalls for
memory in non-generic address spaces.
(clear_storage_hints): Likewise.
(expand_assignment): Likewise.
* fold-const.c (operand_equal_p): Expressions refering to different
address spaces are not equivalent.
* rtl.c (rtx_equal_p_cb): MEMs refering to different address
spaces are not equivalent.
(rtx_equal_p): Likewise.
* cse.c (exp_equiv_p): Likewise.
* jump.c (rtx_renumbered_equal_p): Likewise.
* reload.c (operands_match_p): Likewise.
* alias.c (nonoverlapping_memrefs_p): MEMs refering to different
address spaces may alias.
(true_dependence): Likewise.
(canon_true_dependence): Likewise.
(write_dependence_p): Likewise.
* dse.c (canon_address): Handle named address spaces.
* ifcvt.c (noce_try_cmove_arith): Likewise.
* tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
* expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
* convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
to handle conversions between different address spaces.
* fold-const.c (fold_convert_loc): Likewise.
(fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
* tree-pretty-print.c (dump_generic_node): Likewise.
* gimple-pretty-print.c (dump_unary_rhs): Likewise.
* tree-cfg.c (verify_gimple_assign_unary): Likewise.
* tree-inline.c (estimate_operator_cost): Likewise.
* tree-ssa.c (useless_type_conversion_p): Conversions between pointers
to different address spaces are not useless.
Co-Authored-By: Michael Meissner <meissner@linux.vnet.ibm.com>
Co-Authored-By: Ulrich Weigand <uweigand@de.ibm.com>
From-SVN: r153572
|
|
gcc/
* rtl.h (simplify_replace_fn_rtx): Declare.
(wrap_constant, unwrap_constant): Delete.
* cfgexpand.c (unwrap_constant, wrap_constant): Delete.
(expand_debug_expr): Don't call wrap_constant.
* combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
(auto_adjust_pair): Fold into...
(propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
Just return a new value.
(propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
otherwise use simplify_replace_rtx.
* cselib.c (wrap_constant): Reinstate old definition.
(cselib_expand_value_rtx_1): Don't wrap constants.
* gcse.c (try_replace_reg): Don't use copy_rtx in the call to
simplify_replace_rtx.
(bypass_block): Fix formatting in calls to simplify_replace_rtx.
* reload1.c (reload): Skip all uses for an insn before adjusting it.
Use simplify_replace_rtx.
* simplify-rtx.c (simplify_replace_fn_rtx): New function,
adapted from...
(simplify_replace_rtx): ...here. Turn into a wrapper for
simplify_replace_fn_rtx.
(simplify_unary_operation): Don't unwrap CONSTs.
* var-tracking.c (check_wrap_constant): Delete.
(vt_expand_loc_callback): Don't call it.
(vt_expand_loc): Likewise.
From-SVN: r153037
|
|
* combine.c (label_tick_ebb_start): Fix comment.
(combine_instructions): Set label_tick and label_tick_ebb_start before
calling setup_incoming_promotions. Start them from 1. Increment
label_tick instead of deriving it from the BB index. Rather than
comparing ticks use the block from the previous iteration to decide
whether to start a new EBB. Remove empty lines before function.
testsuite/
* gcc.target/mips/truncate-6.c: New test.
From-SVN: r152567
|
|
PR rtl-optimization/41511
* combine.c (record_value_for_reg): Pass explicit values as argument
to get_last_value_validate.
(get_last_value_validate): Document INSN parameter.
For non-readonly MEMs, assume they might have been modified if INSN
was in another basic block.
(get_last_value): Minor reformatting.
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r152459
|
|
bad code [4.4 only])
2009-10-05 Doug Kwan <dougkwan@google.com>
PR rtl-optimization/41574
Index: combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
floating point and we are not doing unsafe math optimizations.
From-SVN: r152443
|
|
2009-09-20 Paolo Bonzini <bonzini@gnu.org>
PR/39886
* combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
just when insn is equal to BB_END (bb).
2009-09-20 Kai Tietz <kai.tietz@onevision.com>
* gcc.c-tortue/compile/pr39886.c: New.
From-SVN: r151895
|
|
From-SVN: r151696
|
|
From-SVN: r151644
|
|
gcc/ChangeLog:
* doc/invoke.texi (-fvar-tracking-assignments): New.
(-fvar-tracking-assignments-toggle): New.
(-fdump-final-insns=file): Mark filename as optional.
(--param min-nondebug-insn-uid): New.
(-gdwarf-@{version}): Mention version 4.
* opts.c (common_handle_option): Accept it.
* tree-vrp.c (find_assert_locations_1): Skip debug stmts.
* regrename.c (regrename_optimize): Drop last. Don't count debug
insns as uses. Don't reject change because of debug insn.
(do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
from the chain starter, and check for inexact matches in
DEBUG_INSNS.
(scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
(build_def_use): Simplify and fix the marking of DEBUG_INSNs.
* sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
* fwprop.c (forward_propagate_and_simplify): ...into debug insns.
* doc/gimple.texi (is_gimple_debug): New.
(gimple_debug_bind_p): New.
(is_gimple_call, gimple_assign_cast_p): End sentence with period.
* doc/install.texi (bootstrap-debug): More details.
(bootstrap-debug-big, bootstrap-debug-lean): Document.
(bootstrap-debug-lib): More details.
(bootstrap-debug-ckovw): Update.
(bootstrap-time): New.
* tree-into-ssa.c (mark_def_sites): Skip debug stmts.
(insert_phi_nodes_for): Insert debug stmts.
(rewrite_stmt): Take iterator. Insert debug stmts.
(rewrite_enter_block): Adjust.
(maybe_replace_use_in_debug_stmt): New.
(rewrite_update_stmt): Use it.
(mark_use_interesting): Return early for debug stmts.
* tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
stmts before replacing stmt.
(move_computations_stmt): Likewise.
* ira-conflicts.c (add_copies): Skip debug insns.
* regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
(regstat_bb_compute_ri): Skip debug insns.
* tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
* tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
check_loop_closed_ssa_stmt): Skip debug stmts.
* tree-tailcall.c (find_tail_calls): Likewise.
* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
* tree.h (MAY_HAVE_DEBUG_STMTS): New.
(build_var_debug_value_stat): Declare.
(build_var_debug_value): Define.
(target_for_debug_bind): Declare.
* reload.c (find_equiv_reg): Skip debug insns.
* rtlanal.c (reg_used_between_p): Skip debug insns.
(side_effects_p): Likewise.
(canonicalize_condition): Likewise.
* ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
insns never depend on debug insns.
(create_ddg_dep_no_link): Likewise.
(add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
Don't add inter-loop dependencies for debug insns.
(build_intra_loop_deps): Likewise.
(create_ddg): Count debug insns.
* ddg.h (struct ddg::num_debug): New.
(num_backargs): Pair up with previous int field.
* diagnostic.c (diagnostic_report_diagnostic): Skip notes on
-fcompare-debug-second.
* final.c (get_attr_length_1): Skip debug insns.
(rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
* gcc.c (invoke_as): Call compare-debug-dump-opt.
(driver_self_specs): Map -fdump-final-insns to
-fdump-final-insns=..
(get_local_tick): New.
(compare_debug_dump_opt_spec_function): Test for . argument and
compute output name. Compute temp output spec without flag name.
Compute -frandom-seed.
(OPT): Undef after use.
* cfgloopanal.c (num_loop_insns): Skip debug insns.
(average_num_loop_insns): Likewise.
* params.h (MIN_NONDEBUG_INSN_UID): New.
* gimple.def (GIMPLE_DEBUG): New.
* ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
* auto-inc-dec.c (merge_in_block): Skip debug insns.
(merge_in_block): Fix whitespace.
* toplev.c (flag_var_tracking): Update comment.
(flag_var_tracking_assignments): New.
(flag_var_tracking_assignments_toggle): New.
(process_options): Don't open final insns dump file if we're not
going to write to it. Compute defaults for var_tracking.
* df-scan.c (df_insn_rescan_debug_internal): New.
(df_uses_record): Handle debug insns.
* haifa-sched.c (ready): Initialize n_debug.
(contributes_to_priority): Skip debug insns.
(dep_list_size): New.
(priority): Use it.
(rank_for_schedule): Likewise. Schedule debug insns as soon as
they're ready. Disregard previous debug insns to make decisions.
(queue_insn): Never queue debug insns.
(ready_add, ready_remove_first, ready_remove): Count debug insns.
(schedule_insn): Don't reject debug insns because of issue rate.
(get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
(queue_to_ready): Skip and discount debug insns.
(choose_ready): Let debug insns through.
(schedule_block): Check boundary debug insns. Discount debug
insns, schedule them early. Adjust whitespace.
(set_priorities): Check for boundary debug insns.
(add_jump_dependencies): Use dep_list_size.
(prev_non_location_insn): New.
(check_cfg): Use it.
* tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
stmts.
(remove_unused_ivs): Reset debug stmts.
* modulo-sched.c (const_iteration_count): Skip debug insns.
(res_MII): Discount debug insns.
(loop_single_full_bb_p): Skip debug insns.
(sms_schedule): Likewise.
(sms_schedule_by_order): Likewise.
(ps_has_conflicts): Likewise.
* caller-save.c (refmarker_fn): New.
(save_call_clobbered_regs): Replace regs with saved mem in
debug insns.
(mark_referenced_regs): Take pointer, mark and arg. Adjust.
Call refmarker_fn mark for hardregnos.
(mark_reg_as_referenced): New.
(replace_reg_with_saved_mem): New.
* ipa-pure-const.c (check_stmt): Skip debug stmts.
* cse.c (cse_insn): Canonicalize debug insns. Skip them when
searching back.
(cse_extended_basic_block): Skip debug insns.
(count_reg_usage): Likewise.
(is_dead_reg): New, split out of...
(set_live_p): ... here.
(insn_live_p): Use it for debug insns.
* tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
(execute_optimize_stdarg): Likewise.
* tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
* tree-ssa-propagate.c (substitute_and_fold): Don't regard
changes in debug stmts as changes.
* sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
(moveup_expr): Don't move across debug insns. Don't move
debug insn if it would create a bookkeeping block.
(moveup_expr_cached): Don't use cache for debug insns that
are heads of blocks.
(compute_av_set_inside_bb): Skip debug insns.
(sel_rank_for_schedule): Schedule debug insns first. Remove
dead code.
(block_valid_for_bookkeeping_p); Support lax searches.
(create_block_for_bookkeeping): Adjust block numbers when
encountering debug-only blocks.
(find_place_for_bookkeeping): Deal with debug-only blocks.
(generate_bookkeeping_insn): Accept no place to insert.
(remove_temp_moveop_nops): New argument full_tidying.
(prepare_place_to_insert): Deal with debug insns.
(advance_state_on_fence): Debug insns don't start cycles.
(update_boundaries): Take fence as argument. Deal with
debug insns.
(schedule_expr_on_boundary): No full_tidying on debug insns.
(fill_insns): Deal with debug insns.
(track_scheduled_insns_and_blocks): Don't count debug insns.
(need_nop_to_preserve_insn_bb): New, split out of...
(remove_insn_from_stream): ... this.
(fur_orig_expr_not_found): Skip debug insns.
* rtl.def (VALUE): Move up.
(DEBUG_INSN): New.
* tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug
stmts.
(nearest_common_dominator_of_uses): Take debug_stmts argument.
Set it if debug stmts are found.
(statement_sink_location): Skip debug stmts. Propagate
moving defs into debug stmts.
* ifcvt.c (first_active_insn): Skip debug insns.
(last_active_insns): Likewise.
(cond_exec_process_insns): Likewise.
(noce_process_if_block): Likewise.
(check_cond_move_block): Likewise.
(cond_move_convert_if_block): Likewise.
(block_jumps_and_fallthru_p): Likewise.
(dead_or_predicable): Likewise.
* dwarf2out.c (debug_str_hash_forced): New.
(find_AT_string): Add comment.
(gen_label_for_indirect_string): New.
(get_debug_string_label): New.
(AT_string_form): Use it.
(mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
several operations that cannot be represented with DWARF opcodes.
(loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
(dwarf2out_var_location): Take during-call mark into account.
(output_indirect_string): Update comment. Output if there are
label and references.
(prune_indirect_string): New.
(prune_unused_types): Call it if debug_str_hash_forced.
More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
(dw_long_long_const): Remove.
(struct dw_val_struct): Change val_long_long type to rtx.
(print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
(output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
component instead of HOST_BITS_PER_LONG.
(output_loc_operands): Likewise. For const8* assert
HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
(output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
rather than HOST_BITS_PER_LONG is >= 64.
(add_AT_long_long): Remove val_hi and val_lo arguments, add
val_const_double.
(size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
HOST_BITS_PER_LONG for dw_val_class_long_long.
(add_const_value_attribute): Adjust add_AT_long_long caller. Don't
handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
(dwarf_stack_op_name): Handle DW_OP_implicit_value and
DW_OP_stack_value.
(size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
Handle DW_OP_implicit_value.
(extract_int): Move prototype earlier.
(mem_loc_descriptor): For SUBREG punt if inner
mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
(loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
instead of Pmode size.
(loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
(concat_loc_descriptor, concatn_loc_descriptor,
loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
(add_location_or_const_value_attribute): Likewise. For single
location loc_lists attempt to use add_const_value_attribute
for constant decls. Add DW_AT_const_value even if
NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
in its expression.
* cfgbuild.c (inside_basic_block_p): Handle debug insns.
(control_flow_insn_p): Likewise.
* tree-parloops.c (eliminate_local_variables_stmt): Handle debug
stmt.
(separate_decls_in_region_debug_bind): New.
(separate_decls_in_region): Process debug bind stmts afterwards.
* recog.c (verify_changes): Handle debug insns.
(extract_insn): Likewise.
(peephole2_optimize): Skip debug insns.
* dse.c (scan_insn): Skip debug insns.
* sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
Pass it on.
(setup_id_for_insn): Handle debug insns.
(maybe_tidy_empty_bb): Adjust whitespace.
(tidy_control_flow): Skip debug insns.
(sel_remove_insn): Adjust for debug insns.
(sel_estimate_number_of_insns): Skip debug insns.
(create_insn_rtx_from_pattern): Handle debug insns.
(create_copy_of_insn_rtx): Likewise.
* sel-sched-.h (sel_bb_end): Declare.
(sel_bb_empty_or_nop_p): New.
(get_all_loop_exits): Use it.
(_eligible_successor_edge_p): Likewise.
(return_nop_to_pool): Adjust.
* tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
* ira-lives.c (process_bb_node_lives): Skip debug insns.
* gimple-pretty-print.c (dump_gimple_debug): New.
(dump_gimple_stmt): Use it.
(dump_bb_header): Skip gimple debug stmts.
* regmove.c (optimize_reg_copy_1): Discount debug insns.
(fixup_match_2): Likewise.
(regmove_backward_pass): Likewise. Simplify combined
replacement. Handle debug insns.
* function.c (instantiate_virtual_regs): Handle debug insns.
* function.h (struct emit_status): Add x_cur_debug_insn_uid.
* print-rtl.h: Include cselib.h.
(print_rtx): Print VALUEs. Split out and recurse for
VAR_LOCATIONs.
* df.h (df_inns_rescan_debug_internal): Declare.
* gcse.c (alloc_hash_table): Estimate n_insns.
(cprop_insn): Don't regard debug insns as changes.
(bypass_conditional_jumps): Skip debug insns.
(one_pre_gcse_pass): Adjust.
(one_code_hoisting_pass): Likewise.
(compute_ld_motion_mems): Skip debug insns.
(one_cprop_pass): Adjust.
* tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
(if_convertible_stmt_p): Handle debug stmts.
* init-regs.c (initialize_uninitialized_regs): Skip debug insns.
* tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
* ira-build.c (create_bb_allocnos): Skip debug insns.
* tree-flow-inline.h (has_zero_uses): Discount debug stmts.
(has_single_use): Likewise.
(single_imm_use): Likewise.
(num_imm_uses): Likewise.
* tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
* tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
(create_outofssa_var_map): Likewise.
* lower-subreg.c (adjust_decomposed_uses): New.
(resolve_debug): New.
(decompose_multiword_subregs): Use it.
* tree-dfa.c (find_referenced_vars): Skip debug stmts.
* emit-rtl.c: Include params.h.
(cur_debug_insn_uid): Define.
(set_new_first_and_last_insn): Set cur_debug_insn_uid too.
(copy_rtx_if_shared_1): Handle debug insns.
(reset_used_flags): Likewise.
(set_used_flags): LIkewise.
(get_max_insn_count): New.
(next_nondebug_insn): New.
(prev_nondebug_insn): New.
(make_debug_insn_raw): New.
(emit_insn_before_noloc): Handle debug insns.
(emit_jump_insn_before_noloc): Likewise.
(emit_call_insn_before_noloc): Likewise.
(emit_debug_insn_before_noloc): New.
(emit_insn_after_noloc): Handle debug insns.
(emit_jump_insn_after_noloc): Likewise.
(emit_call_insn_after_noloc): Likewise.
(emit_debug_insn_after_noloc): Likewise.
(emit_insn_after): Take loc from earlier non-debug insn.
(emit_jump_insn_after): Likewise.
(emit_call_insn_after): Likewise.
(emit_debug_insn_after_setloc): New.
(emit_debug_insn_after): New.
(emit_insn_before): Take loc from later non-debug insn.
(emit_jump_insn_before): Likewise.
(emit_call_insn_before): Likewise.
(emit_debug_insn_before_setloc): New.
(emit_debug_insn_before): New.
(emit_insn): Handle debug insns.
(emit_debug_insn): New.
(emit_jump_insn): Handle debug insns.
(emit_call_insn): Likewise.
(emit): Likewise.
(init_emit): Take min-nondebug-insn-uid into account.
Initialize cur_debug_insn_uid.
(emit_copy_of_insn_after): Handle debug insns.
* cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
location of single rhs in place.
(maybe_dump_rtl_for_gimple_stmt): Dump lineno.
(floor_sdiv_adjust): New.
(cell_sdiv_adjust): New.
(cell_udiv_adjust): New.
(round_sdiv_adjust): New.
(round_udiv_adjust): New.
(wrap_constant): Moved from cselib.
(unwrap_constant): New.
(expand_debug_expr): New.
(expand_debug_locations): New.
(expand_gimple_basic_block): Drop hiding redeclaration. Expand
debug bind stmts.
(gimple_expand_cfg): Expand debug locations.
* cselib.c: Include tree-pass.h.
(struct expand_value_data): New.
(cselib_record_sets_hook): New.
(PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
(cselib_clear_table): Move, and implemnet in terms of...
(cselib_reset_table_with_next_value): ... this.
(cselib_get_next_unknown_value): New.
(discard_useless_locs): Don't discard preserved values.
(cselib_preserve_value): New.
(cselib_preserved_value_p): New.
(cselib_preserve_definitely): New.
(cselib_clear_preserve): New.
(cselib_preserve_only_values): New.
(new_cselib_val): Take rtx argument. Dump it in details.
(cselib_lookup_mem): Adjust.
(expand_loc): Take regs_active in struct. Adjust. Silence
dumps unless details are requested.
(cselib_expand_value_rtx_cb): New.
(cselib_expand_value_rtx): Rename and reimplment in terms of...
(cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
without details. Copy more subregs. Try to resolve values
using a callback. Wrap constants.
(cselib_subst_to_values): Adjust.
(cselib_log_lookup): New.
(cselib_lookup): Call it.
(cselib_invalidate_regno): Don't count preserved values as
useless.
(cselib_invalidate_mem): Likewise.
(cselib_record_set): Likewise.
(struct set): Renamed to cselib_set, moved to cselib.h.
(cselib_record_sets): Adjust. Call hook.
(cselib_process_insn): Reset table when it would be cleared.
(dump_cselib_val): New.
(dump_cselib_table): New.
* tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
(remove_forwarder_block): Support moving debug stmts.
* cselib.h (cselib_record_sets_hook): Declare.
(cselib_expand_callback): New type.
(cselib_expand_value_rtx_cb): Declare.
(cselib_reset_table_with_next_value): Declare.
(cselib_get_next_unknown_value): Declare.
(cselib_preserve_value): Declare.
(cselib_preserved_value_p): Declare.
(cselib_preserve_only_values): Declare.
(dump_cselib_table): Declare.
* cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
(try_crossjump_to_edge): Likewise.
(delete_unreachable_blocks): Remove dominant GIMPLE blocks after
dominated blocks when debug stmts are present.
* simplify-rtx.c (delegitimize_mem_from_attrs): New.
* tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
(set_var_live_on_entry): Likewise.
* loop-invariant.c (find_invariants_bb): Skip debug insns.
* cfglayout.c (curr_location, last_location): Make static.
(set_curr_insn_source_location): Don't avoid bouncing.
(get_curr_insn_source_location): New.
(get_curr_insn_block): New.
(duplicate_insn_chain): Handle debug insns.
* tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
into debug stmts.
* common.opt (fcompare-debug): Move to sort order.
(fdump-unnumbered-links): Likewise.
(fvar-tracking-assignments): New.
(fvar-tracking-assignments-toggle): New.
* tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
because of debug stmts.
(mark_stmt_if_obviously_necessary): Mark debug stmts.
(eliminate_unnecessary_stmts): Walk dominated blocks before
dominators.
* tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
* ira.c (memref_used_between_p): Skip debug insns.
(update_equiv_regs): Likewise.
* sched-deps.c (sd_lists_size): Accept empty list.
(sd_init_insn): Mark debug insns.
(sd_finish_insn): Unmark them.
(sd_add_dep): Reject non-debug deps on debug insns.
(fixup_sched_groups): Give debug insns group treatment.
Skip debug insns.
(sched_analyze_reg): Don't mark debug insns for sched before call.
(sched_analyze_2): Handle debug insns.
(sched_analyze_insn): Compute next non-debug insn. Handle debug
insns.
(deps_analyze_insn): Handle debug insns.
(deps_start_bb): Skip debug insns.
(init_deps): Initialize last_debug_insn.
* tree-ssa.c (target_for_debug_bind): New.
(find_released_ssa_name): New.
(propagate_var_def_into_debug_stmts): New.
(propagate_defs_into_debug_stmts): New.
(verify_ssa): Skip debug bind stmts without values.
(warn_uninialized_vars): Skip debug stmts.
* target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
* rtl.c (rtx_equal_p_cb): Handle VALUEs.
(rtx_equal_p): Likewise.
* ira-costs.c (scan_one_insn): Skip debug insns.
(process_bb_node_for_hard_reg_moves): Likewise.
* rtl.h (DEBUG_INSN_P): New.
(NONDEBUG_INSN_P): New.
(MAY_HAVE_DEBUG_INSNS): New.
(INSN_P): Accept debug insns.
(RTX_FRAME_RELATED_P): Likewise.
(INSN_DELETED_P): Likewise
(PAT_VAR_LOCATION_DECL): New.
(PAT_VAR_LOCATION_LOC): New.
(PAT_VAR_OCATION_STATUS): New.
(NOTE_VAR_LOCATION_DECL): Reimplement.
(NOTE_VAR_LOCATION_LOC): Likewise.
(NOTE_VAR_LOCATION_STATUS): Likewise.
(INSN_VAR_LOCATION): New.
(INSN_VAR_LOCATION_DECL): New.
(INSN_VAR_LOCATION_LOC): New.
(INSN_VAR_LOCATION_STATUS): New.
(gen_rtx_UNKNOWN_VAR_LOC): New.
(VAR_LOC_UNKNOWN_P): New.
(NOTE_DURING_CALL_P): New.
(SCHED_GROUP_P): Accept debug insns.
(emit_debug_insn_before): Declare.
(emit_debug_insn_before_noloc): Declare.
(emit_debug_insn_beore_setloc): Declare.
(emit_debug_insn_after): Declare.
(emit_debug_insn_after_noloc): Declare.
(emit_debug_insn_after_setloc): Declare.
(emit_debug_insn): Declare.
(make_debug_insn_raw): Declare.
(prev_nondebug_insn): Declare.
(next_nondebug_insn): Declare.
(delegitimize_mem_from_attrs): Declare.
(get_max_insn_count): Declare.
(wrap_constant): Declare.
(unwrap_constant): Declare.
(get_curr_insn_source_location): Declare.
(get_curr_insn_block): Declare.
* tree-inline.c (insert_debug_decl_map): New.
(processing_debug_stmt): New.
(remap_decl): Don't create new mappings in debug stmts.
(remap_gimple_op_r): Don't add references in debug stmts.
(copy_tree_body_r): Likewise.
(remap_gimple_stmt): Handle debug bind stmts.
(copy_bb): Skip debug stmts.
(copy_edges_for_bb): Likewise.
(copy_debug_stmt): New.
(copy_debug_stmts): New.
(copy_body): Copy debug stmts at the end.
(insert_init_debug_bind): New.
(insert_init_stmt): Take id. Skip and emit debug stmts.
(setup_one_parameter): Remap variable earlier, register debug
mapping.
(estimate_num_insns): Skip debug stmts.
(expand_call_inline): Preserve debug_map.
(optimize_inline_calls): Check for no debug_stmts left-overs.
(unsave_expr_now): Preserve debug_map.
(copy_gimple_seq_and_replace_locals): Likewise.
(tree_function_versioning): Check for no debug_stmts left-overs.
Init and destroy debug_map as needed. Split edges unconditionally.
(build_duplicate_type): Init and destroy debug_map as needed.
* tree-inline.h: Include gimple.h instead of pointer-set.h.
(struct copy_body_data): Add debug_stmts and debug_map.
* sched-int.h (struct ready_list): Add n_debug.
(struct deps): Add last_debug_insn.
(DEBUG_INSN_SCHED_P): New.
(BOUNDARY_DEBUG_INSN_P): New.
(SCHEDULE_DEBUG_INSN_P): New.
(sd_iterator_cond): Accept empty list.
* combine.c (create_log_links): Skip debug insns.
(combine_instructions): Likewise.
(cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
return value is always unshared.
(struct rtx_subst_pair): New.
(auto_adjust_pair): New.
(propagate_for_debug_subst): New.
(propagate_for_debug): New.
(try_combine): Skip debug insns. Propagate removed defs into
debug insns.
(next_nonnote_nondebug_insn): New.
(distribute_notes): Use it. Skip debug insns.
(distribute_links): Skip debug insns.
* tree-outof-ssa.c (set_location_for_edge): Likewise.
* resource.c (mark_target_live_regs): Likewise.
* var-tracking.c: Include cselib.h and target.h.
(enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
MO_VAL_SET.
(micro_operation_type_name): New.
(enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
(struct micro_operation_def): Update comments.
(decl_or_value): New type. Use instead of decls.
(struct emit_note_data_def): Add vars.
(struct attrs_def): Use decl_or_value.
(struct variable_tracking_info_def): Add permp, flooded.
(struct location_chain_def): Update comment.
(struct variable_part_def): Use decl_or_value.
(struct variable_def): Make var_part a variable length array.
(valvar_pool): New.
(scratch_regs): New.
(cselib_hook_called): New.
(dv_is_decl_p): New.
(dv_is_value_p): New.
(dv_as_decl): New.
(dv_as_value): New.
(dv_as_opaque): New.
(dv_onepart_p): New.
(dv_pool): New.
(IS_DECL_CODE): New.
(check_value_is_not_decl): New.
(dv_from_decl): New.
(dv_from_value): New.
(dv_htab_hash): New.
(variable_htab_hash): Use it.
(variable_htab_eq): Support values.
(variable_htab_free): Free from the right pool.
(attrs_list_member, attrs_list_insert): Use decl_or_value.
(attrs_list_union): Adjust.
(attrs_list_mpdv_union): New.
(tie_break_pointers): New.
(canon_value_cmp): New.
(unshare_variable): Return possibly-modified slot.
(vars_copy_1): Adjust.
(var_reg_decl_set): Adjust. Split out of...
(var_reg_set): ... this.
(get_init_value): Adjust.
(var_reg_delete_and_set): Adjust.
(var_reg_delete): Adjust.
(var_regno_delete): Adjust.
(var_mem_decl_set): Split out of...
(var_mem_set): ... this.
(var_mem_delete_and_set): Adjust.
(var_mem_delete): Adjust.
(val_store): New.
(val_reset): New.
(val_resolve): New.
(variable_union): Adjust. Speed up merge of 1-part vars.
(variable_canonicalize): Use unshared slot.
(VALUED_RECURSED_INTO): New.
(find_loc_in_1pdv): New.
(struct dfset_merge): New.
(insert_into_intersection): New.
(intersect_loc_chains): New.
(loc_cmp): New.
(canonicalize_loc_order_check): New.
(canonicalize_values_mark): New.
(canonicalize_values_star): New.
(variable_merge_over_cur): New.
(variable_merge_over_src): New.
(dataflow_set_merge): New.
(dataflow_set_equiv_regs): New.
(remove_duplicate_values): New.
(struct dfset_post_merge): New.
(variable_post_merge_new_vals): New.
(variable_post_merge_perm_vals): New.
(dataflow_post_merge_adjust): New.
(find_mem_expr_in_1pdv): New.
(dataflow_set_preserve_mem_locs): New.
(dataflow_set_remove_mem_locs): New.
(dataflow_set_clear_at_call): New.
(onepart_variable_different_p): New.
(variable_different_p): Use it.
(dataflow_set_different_1): Adjust. Make detailed dump
more verbose.
(track_expr_p): Add need_rtl parameter. Don't generate rtl
if not needed.
(track_loc_p): Pass it true.
(struct count_use_info): New.
(find_use_val): New.
(replace_expr_with_values): New.
(log_op_type): New.
(use_type): New, partially split out of...
(count_uses): ... this. Count new micro-ops.
(count_uses_1): Adjust.
(count_stores): Adjust.
(count_with_sets): New.
(VAL_NEEDS_RESOLUTION): New.
(VAL_HOLDS_TRACK_EXPR): New.
(VAL_EXPR_IS_COPIED): New.
(VAL_EXPR_IS_CLOBBERED): New.
(add_uses): Adjust. Generate new micro-ops.
(add_uses_1): Adjust.
(add_stores): Generate new micro-ops.
(add_with_sets): New.
(find_src_status): Adjust.
(find_src_set_src): Adjust.
(compute_bb_dataflow): Use dataflow_set_clear_at_call.
Handle new micro-ops. Canonicalize value equivalances.
(vt_find_locations): Compute total size of hash tables for
dumping. Perform merge for var-tracking-assignments. Don't
disregard single-block loops.
(dump_attrs_list): Handle decl_or_value.
(dump_variable): Take variable. Deal with decl_or_value.
(dump_variable_slot): New.
(dump_vars): Use it.
(dump_dataflow_sets): Adjust.
(set_slot_part): New, extended to support one-part variables
after splitting out of...
(set_variable_part): ... this.
(clobber_slot_part): New, split out of...
(clobber_variable_part): ... this.
(delete_slot_part): New, split out of...
(delete_variable_part): .... this.
(check_wrap_constant): New.
(vt_expand_loc_callback): New.
(vt_expand_loc): New.
(emit_note_insn_var_location): Adjust. Handle values. Handle
EMIT_NOTE_AFTER_CALL_INSN.
(emit_notes_for_differences_1): Adjust. Handle values.
(emit_notes_for_differences_2): Likewise.
(emit_notes_for_differences): Adjust.
(emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN
notes. Adjust. Handle new micro-ops.
(vt_add_function_parameters): Adjust. Create and bind values.
(vt_initialize): Adjust. Initialize scratch_regs and
valvar_pool, flooded and perm.. Initialize and use cselib. Log
operations. Move some code to count_with_sets and add_with_sets.
(delete_debug_insns): New.
(vt_debug_insns_local): New.
(vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
cselib.
(var_tracking_main): If var-tracking-assignments is enabled
but var-tracking isn't, delete debug insns and leave. Likewise
if we exceed limits or fail the stack adjustments tests, and
after all var-tracking processing.
More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
(dataflow_set): Add traversed_vars.
(value_chain, const_value_chain): New typedefs.
(value_chain_pool, value_chains): New variables.
(value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
add_value_chains, add_cselib_value_chains, remove_value_chain,
remove_value_chains, remove_cselib_value_chains): New functions.
(shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
static inlines.
(shared_hash_find_slot_unshare, shared_hash_find_slot,
shared_hash_find_slot_noinsert, shared_hash_find): Update.
(dst_can_be_shared): New variable.
(unshare_variable): Unshare set->vars if shared, use shared_hash_*.
Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
different from set->vars, look up slot again instead of using the
passed in slot.
(dataflow_set_init): Initialize traversed_vars.
(variable_union): Use shared_hash_*. Use initially NO_INSERT
lookup if set->vars is shared. Don't keep slot cleared before
calling unshare_variable. Unshare set->vars if needed. Adjust
unshare_variable callers. Clear dst_can_be_shared if needed.
Even ->refcount == 1 vars must be unshared if set->vars is shared
and var needs to be modified.
(dataflow_set_union): Set traversed_vars during canonicalization.
(VALUE_CHANGED, DECL_CHANGED): Define.
(set_dv_changed, dv_changed_p): New static inlines.
(track_expr_p): Clear DECL_CHANGED.
(dump_dataflow_sets): Set it.
(variable_was_changed): Call set_dv_changed.
(emit_note_insn_var_location): Likewise.
(changed_variables_stack): New variable.
(check_changed_vars_1, check_changed_vars_2): New functions.
(emit_notes_for_changes): Do nothing if changed_variables is
empty. Traverse changed_variables with check_changed_vars_1,
call check_changed_vars_2 on each changed_variables_stack entry.
(emit_notes_in_bb): Add SET argument. Just clear it at the
beginning, use it instead of local &set, don't destroy it at the
end.
(vt_emit_notes): Call dataflow_set_clear early on all
VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
computed set, dataflow_set_clear also VTI(bb)->in when we are
done with the basic block. Initialize changed_variables_stack,
free it afterwards. If ENABLE_CHECKING verify that after noting
differences to an empty set value_chains hash table is empty.
(vt_initialize): Initialize value_chains and value_chain_pool.
(vt_finalize): Delete value_chains htab, free value_chain_pool.
(variable_tracking_main): Call dump_dataflow_sets before calling
vt_emit_notes, not after it.
* tree-flow.h (propagate_defs_into_debug_stmts): Declare.
(propagate_var_def_into_debug_stmts): Declare.
* df-problems.c (df_lr_bb_local_compute): Skip debug insns.
(df_set_note): Reject debug insns.
(df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
add notes to debug insns.
(df_note_bb_compute): Adjust. Likewise.
(df_simulate_uses): Skip debug insns.
(df_simulate_initialize_backwards): Likewise.
* reg-stack.c (subst_stack_regs_in_debug_insn): New.
(subst_stack_regs_pat): Reject debug insns.
(convert_regs_1): Handle debug insns.
* Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
(print-rtl.o): Depend on cselib.h.
(cselib.o): Depend on TREE_PASS_H.
(var-tracking.o): Depend on cselib.h and TARGET_H.
* sched-rgn.c (rgn_estimate_number_of_insns): Discount
debug insns.
(init_ready_list): Skip boundary debug insns.
(add_branch_dependences): Skip debug insns.
(free_block_dependencies): Check for blocks with only debug
insns.
(compute_priorities): Likewise.
* gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
(gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
all callers.
(gimple_build_debug_bind_stat): New.
(empty_body_p): Skip debug stmts.
(gimple_has_side_effects): Likewise.
(gimple_rhs_has_side_effects): Likewise.
* gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
(gimple_build_debug_bind_stat): Declare.
(gimple_build_debug_bind): Define.
(is_gimple_debug): New.
(gimple_debug_bind_p): New.
(gimple_debug_bind_get_var): New.
(gimple_debug_bind_get_value): New.
(gimple_debug_bind_get_value_ptr): New.
(gimple_debug_bind_set_var): New.
(gimple_debug_bind_set_value): New.
(GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
(gimple_debug_bind_reset_value): New.
(gimple_debug_bind_has_value_p): New.
(gsi_next_nondebug): New.
(gsi_prev_nondebug): New.
(gsi_start_nondebug_bb): New.
(gsi_last_nondebug_bb): New.
* sched-vis.c (print_pattern): Handle VAR_LOCATION.
(print_insn): Handle DEBUG_INSN.
* tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
of first insn prevail.
(first_stmt): Skip debug stmts.
(first_non_label_stmt): Likewise.
(last_stmt): Likewise.
(has_zero_uses_1): New.
(single_imm_use_1): New.
(verify_gimple_debug): New.
(verify_types_in_gimple_stmt): Handle debug stmts.
(verify_stmt): Likewise.
(debug_loop_num): Skip debug stmts.
(remove_edge_and_dominated_blocks): Remove dominators last.
* tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into
debug stmts.
(linearize_expr): Likewise.
* config/i386/i386.c (ix86_delegitimize_address): Call
default implementation.
* config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug
insns.
(group_barrier_needed): Skip debug insns.
(emit_insn_group_barriers): Likewise.
(emit_all_insn_group_barriers): Likewise.
(ia64_variable_issue): Handle debug insns.
(ia64_dfa_new_cycle): Likewise.
(final_emit_insn_group_barriers): Skip debug insns.
(ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
def cfa without frame.
(process_set): Likewise.
(process_for_unwind_directive): Pass frame on.
* config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
(rs6000_delegitimize_address): New.
(rs6000_debug_adjust_cost): Handle debug insns.
(is_microcoded_insn): Likewise.
(is_cracked_insn): Likewise.
(is_nonpipeline_insn): Likewise.
(insn_must_be_first_in_group): Likewise.
(insn_must_be_last_in_group): Likewise.
(force_new_group): Likewise.
* cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
contains only debug insns.
(rtl_merge_blocks): Skip debug insns.
(purge_dead_edges): Likewise.
(rtl_block_ends_with_call_p): Skip debug insns.
* dce.c (deletable_insn_p): Handle VAR_LOCATION.
(mark_reg_dependencies): Skip debug insns.
* params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
* tree-ssanames.c (release_ssa_name): Propagate def into
debug stmts.
* tree-ssa-threadedge.c
(record_temporary_equivalences_from_stmts): Skip debug stmts.
* regcprop.c (replace_oldest_value_addr): Skip debug insns.
(replace_oldest_value_mem): Use ALL_REGS for debug insns.
(copyprop_hardreg_forward_1): Handle debug insns.
* reload1.c (reload): Skip debug insns. Replace unassigned
pseudos in debug insns with their equivalences.
(eliminate_regs_in_insn): Skip debug insns.
(emit_input_reload_insns): Skip debug insns at first, adjust
them later.
* tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
(get_indirect_ref_operands): Pass opf_no_vops on.
(get_expr_operands): Likewise. Skip debug stmts.
(parse_ssa_operands): Scan debug insns with opf_no_vops.
gcc/testsuite/ChangeLog:
* gcc.dg/guality/guality.c: New.
* gcc.dg/guality/guality.h: New.
* gcc.dg/guality/guality.exp: New.
* gcc.dg/guality/example.c: New.
* lib/gcc-dg.exp (cleanup-dump): Remove .gk files.
(cleanup-saved-temps): Likewise, .gkd files too.
gcc/cp/ChangeLog:
* cp-tree.h (TFF_NO_OMIT_DEFAULT_TEMPLATE_ARGUMENTS): New.
* cp-lang.c (cxx_dwarf_name): Pass it.
* error.c (count_non_default_template_args): Take flags as
argument. Adjust all callers. Skip counting of default
arguments if the new flag is given.
ChangeLog:
* Makefile.tpl (BUILD_CONFIG): Default to bootstrap-debug.
* Makefile.in: Rebuilt.
contrib/ChangeLog:
* compare-debug: Look for .gkd files and compare them.
config/ChangeLog:
* bootstrap-debug.mk: Add comments.
* bootstrap-debug-big.mk: New.
* bootstrap-debug-lean.mk: New.
* bootstrap-debug-ckovw.mk: Add comments.
* bootstrap-debug-lib.mk: Drop CFLAGS for stages. Use -g0
for TFLAGS in stage1. Drop -fvar-tracking-assignments-toggle.
From-SVN: r151312
|
|
constant is a low-order bitmask from here ...
* combine.c (try_widen_shift_mode): Factor out code to check if an
integer constant is a low-order bitmask from here ...
* rtlanal.c (low_bitmask_len): ... to here.
* rtl.h (low_bitmask_len): Declare.
From-SVN: r150656
|
|
gcc/
* combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
mode check. Do truncations in an integer mode.
(force_to_mode): Handle subregs for all mode types. Only do
arithmetic simplifications on integer modes.
From-SVN: r150578
|
|
2009-04-17 Paolo Bonzini <bonzini@gnu.org>
* expr.c (store_constructor): Use promote_decl_mode. Remove
now write-only variable unsignedp.
(expand_expr_real_1): Use promote_decl_mode.
* expr.h (promote_function_mode, promote_decl_mode): New.
(promote_mode): Remove last argument.
* function.c (assign_temp): Drop last argument of promote_mode.
(assign_parm_find_data_types): Use promote_function_mode.
(assign_parm_setup_reg): Likewise.
(expand_function_end): Use promote_function_mode.
* calls.c (initialize_argument_information): Use promote_function_mode.
(precompute_arguments): Use promote_mode instead of checking if
only PROMOTE_FUNCTION_MODE is defined.
(expand_call): When making sibcall decisions, use promote_function_mode.
Below, remove an if for targetm.calls.promote_function_return and
and use promote_function_mode.
(emit_library_call_value_1): Use promote_function_mode, fix bug
where promote_mode was passed FOR_CALL == 0 for a return value in an
assertion.
* cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
* explow.c (promote_function_mode, promote_decl_mode): New.
(promote_mode): Keep only the FOR_CALL == 0 case.
* combine.c (setup_incoming_promotion): Remove test of
promote_function_args. Use promote_function_mode.
* stmt.c (expand_value_return): Use promote_decl_mode.
(expand_decl): Use promote_decl_mode.
* expr.c (store_constructor): Use promote_decl_mode. Remove
now write-only variable unsignedp.
(expand_expr_real_1): Use promote_decl_mode.
* expr.h (promote_function_mode, promote_decl_mode): New.
(promote_mode): Remove last argument.
* function.c (assign_temp): Drop last argument of promote_mode.
(assign_parm_find_data_types): Use promote_function_mode.
(assign_parm_setup_reg): Likewise.
(expand_function_end): Use promote_function_mode.
* calls.c (initialize_argument_information): Use promote_function_mode.
(precompute_arguments): Use promote_mode instead of checking if
only PROMOTE_FUNCTION_MODE is defined.
(expand_call): When making sibcall decisions, use promote_function_mode.
Below, remove an if for targetm.calls.promote_function_return and
and use promote_function_mode.
(emit_library_call_value_1): Use promote_function_mode, fix bug
where promote_mode was passed FOR_CALL == 0 for a return value in an
assertion.
* cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
* explow.c (promote_function_mode, promote_decl_mode): New.
(promote_mode): Keep only the FOR_CALL == 0 case.
* combine.c (setup_incoming_promotion): Remove test of
promote_function_args. Use promote_function_mode.
* stmt.c (expand_value_return): Use promote_decl_mode.
(expand_decl): Use promote_decl_mode.
* explow.c (promote_function_mode): Just call the target hook.
* targhooks.c (default_promote_function_mode,
default_promote_function_mode_always_promote): New.
* targhooks.h (default_promote_function_mode,
default_promote_function_mode_always_promote): Declare.
* target.h (promote_function_args, promote_function_return): Remove.
(promote_function_mode): New.
* target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
TARGET_PROMOTE_FUNCTION_RETURN): Remove.
(TARGET_PROMOTE_FUNCTION_MODE): New.
(TARGET_CALLS): Adjust.
* system.h (TARGET_PROMOTE_FUNCTION_ARGS,
TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
* config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
* config/s390/s390.c (s390_promote_function_mode): ... here,
with pointer handling.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
* config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
* config/sparc/sparc.c (sparc_promote_function_mode): ... here,
with pointer handling.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
* config/sh/sh-protos.h (sh_promote_function_mode): New.
* config/sh/sh.c (sh_promote_function_mode): New.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
* config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
* config/cris/cris.c (cris_promote_function_mode): ... here.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS): Remove.
* config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
* config/mmix/mmix.c (mmix_promote_function_mode): ... here.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS): Remove.
* config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
* config/arm/arm.c (arm_promote_function_mode): ... here, without complex
type handling.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
* config/pa/pa.c (pa_promote_function_mode): New.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_RETURN): Remove.
* config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
TARGET_PROMOTE_FUNCTION_RETURN): Remove.
(TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
* config/xtensa/xtensa.c: Likewise.
* config/stormy16/stormy16.c: Likewise.
* config/iq2000/iq2000.c: Likewise.
* config/rs6000/rs6000.c: Likewise.
* config/picochip/picochip.c: Likewise.
* config/arc/arc.c: Likewise.
* config/mcore/mcore.c: Likewise.
* config/score/score.c: Likewise.
* config/mips/mips.c: Likewise.
* config/bfin/bfin.c: Likewise.
* config/ia64/ia64.c: Likewise (disabled though).
* config/frv/frv.h: Remove pointless remark.
* doc/tm.texi (PROMOTE_FUNCTION_MODE,
TARGET_PROMOTE_FUNCTION_ARGS,
TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
(TARGET_PROMOTE_FUNCTION_MODE): ... this.
From-SVN: r150336
|
|
compound use gen_lowpart instead to convert to...
* combine.c (make_compound_operation) <SUBREG>: If force_to_mode
re-expanded the compound use gen_lowpart instead to convert to the
desired mode.
testsuite/
* gcc.target/mips/ext-2.c: New test.
From-SVN: r149781
|
|
arguments.
* combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
OUTER_CONST arguments.
<LSHIFTRT>: Use them to allow widening if the bits shifted in from
the new wider mode will be masked off.
(simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
From-SVN: r149780
|
|
zero.
* combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
high-order bits are zero.
From-SVN: r149779
|
|
* combine.c (simplify_shift_const_1): Split code to determine
shift_mode into ...
(try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
new bits shifted in are identical to the old sign bit.
testsuite/
* gcc.target/mips/octeon-exts-7.c: New test.
* gcc.target/mips/octeon-exts-2.c: Revert previous change.
* gcc.target/mips/octeon-exts-5.c: Likewise.
From-SVN: r149778
|
|
paradoxical subregs.
* combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
creating LHS paradoxical subregs. Fix surrounding returns to
use NULL_RTX rather than 0.
From-SVN: r149401
|
|
* combine.c (force_to_mode): Handle TRUNCATE. Factor out
truncation from operands in binary operations.
testsuite/
* gcc.target/mips/truncate-4.c: New testcase.
From-SVN: r149154
|
|
* combine.c (try_combine): Dump information about the insns we're
combining.
From-SVN: r148828
|
|
calling force_to_mode on TRUNCATE's operand.
* combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
check when calling force_to_mode on TRUNCATE's operand.
testsuite/
* gcc.target/mips/truncate-3.c: New test.
From-SVN: r148827
|
|
2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
* alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
JUMP_TABLE_DATA_P predicates where applicable.
* auto-inc-dec.c: Ditto.
* builtins.c: Ditto.
* caller-save.c: Ditto.
* calls.c: Ditto.
* cfgcleanup.c: Ditto.
* cfglayout.c: Ditto.
* cfgrtl.c: Ditto.
* combine.c: Ditto.
* combine-stack-adj.c: Ditto.
* cse.c: Ditto.
* cselib.c: Ditto.
* dbxout.c: Ditto.
* df-scan.c: Ditto.
* dse.c: Ditto.
* dwarf2asm.c: Ditto.
* dwarf2out.c: Ditto.
* emit-rtl.c: Ditto.
* except.c: Ditto.
* explow.c: Ditto.
* expmed.c: Ditto.
* expr.c: Ditto.
* final.c: Ditto.
* function.c: Ditto.
* fwprop.c: Ditto.
* gcse.c: Ditto.
* genpreds.c: Ditto.
* genrecog.c: Ditto.
* ifcvt.c: Ditto.
* ira-costs.c: Ditto.
* ira-lives.c: Ditto.
* jump.c: Ditto.
* loop-iv.c: Ditto.
* lower-subreg.c: Ditto.
* modulo-sched.c: Ditto.
* optabs.c: Ditto.
* postreload.c: Ditto.
* print-rtl.c: Ditto.
* recog.c: Ditto.
* reginfo.c: Ditto.
* regmove.c: Ditto.
* reload1.c: Ditto.
* reload.c: Ditto.
* reorg.c: Ditto.
* rtlanal.c: Ditto.
* rtl.c: Ditto.
* sched-vis.c: Ditto.
* sdbout.c: Ditto.
* sel-sched-ir.c: Ditto.
* simplify-rtx.c: Ditto.
* targhooks.c: Ditto.
* var-tracking.c: Ditto.
* vmsdbgout.c: Ditto.
From-SVN: r148786
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From-SVN: r148075
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From-SVN: r147425
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./: * basic-block.h (enum profile_status): Break out of struct
control_flow_graph.
* cgraph.h (struct inline_summary): Break out of struct
cgraph_local_info.
* cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
of struct cgraph_order_sort.
* combine.c (enum undo_kind): New enum, broken out of struct
undo.
* cse.c (struct branch_path): Break out of struct
cse_basic_block_data.
* except.h (enum eh_region_type): Break out of struct eh_region.
* gcc.c (enum add_del): Break out of struct modify_target.
* genrecog.c (enum decision_type): Break out of struct
decision_test.
* ggc-page.c (struct ggc_pch_ondisk): Break out of struct
ggc_pch_data.
* matrix-reorg.c (struct free_info): Break out of struct
matrix_info.
* regmove.c (enum match_use): New enum, broken out of struct
match.
* sched-int.h (enum post_call_group): New enum, broken out of
struct deps.
(struct deps_reg): Break out of struct deps.
* target.h (struct asm_int_op): Break out of struct gcc_target.
* tree-eh.c (struct goto_queue_node): Break out of struct
leh_tf_state.
* tree-inline.h (enum copy_body_cge_which): Break out of
copy_body_data.
* tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
* c-decl.c (in_struct, struct_types): New static variables.
(pushtag): Add loc parameter. Change all callers.
(lookup_tag): Add ploc parameter. Change all callers.
(check_compound_literal_type): New function.
(parser_xref_tag): Add loc parameter. Change all callers. If
-Wc++-compat, warn about struct/union/enum types defined within a
struct or union.
(start_struct): Add enclosing_in_struct, enclosing_struct_types,
and loc parameters. Change all callers. Change error calls to
error_at, using loc. For a redefinition, if the location of the
original definition is known, report it. Set in_struct and
struct_types. If -Wc++-compat warn if in sizeof, typeof, or
alignof.
(finish_struct): Add new parameters enclosing_in_struct and
enclosing_struct_types. Change all callers. Set
C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
in the struct. If in a struct, add this struct to struct_types.
(start_enum): Add loc parameter. Change all callers. Use
error_at for errors, using loc. For a redefinition, if the
location of the original definition is known, report it. If in a
struct, add this enum type to struct_types. If -Wc++-compat warn
if in sizeof, typeof, or alignof.
* c-parser.c (disable_extension_diagnostics): Disable
-Wc++-compat.
(enable_extension_diagnostics): Reenable -Wc++-compat if
appropriate.
(c_parser_enum_specifier): Get enum location for start_enum.
(c_parser_struct_or_union_specifier): Get struct location for
start_struct. Save in_struct and struct_types status between
start_struct and finish_struct.
(c_parser_cast_expression): Get location of cast.
(c_parser_alignof_expression): Get location of type.
(c_parser_postfix_expression): Likewise.
(c_parser_postfix_expression_after_paren_type): Add type_loc
parameter. Change all callers. Call
check_compound_literal_type. Use type_loc for error about
variable size type.
* c-typeck.c (build_external_ref): If -Wc++-compat, warn about a
use of an enum constant from an enum type defined in a struct or
union.
(c_cast_expr): Add loc parameter. Change all callers. If
-Wc++-compat, warn about defining a type in a cast.
* c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
(start_enum, start_struct, finish_struct): Update declarations.
(parser_xref_tag, c_cast_expr): Update declarations.
(check_compound_literal_type): Declare.
fortran/:
* gfortran.h (enum gfc_omp_sched_kind): New enum, broken out of
gfc_omp_clauses.
(enum gfc_omp_default_sharing): Likewise.
* module.c (enum gfc_rsym_state): New enum, broken out of
pointer_info.
(enum gfc_wsym_state): Likewise.
* parse.c (enum state_order): New enum, broken out of st_state.
objc/:
* objc-act.c (objc_building_struct): New static variable.
(objc_in_struct, objc_struct_types): New static variables.
(objc_start_struct, objc_finish_struct): New static functions.
(generate_struct_by_value_array): Call objc_start_struct instead
of start_struct, and call objc_finish_struct instead of
finish_struct.
(objc_build_struct, build_objc_symtab_template): Likewise.
(build_module_descriptor): Likewise.
(build_next_objc_exception_stuff): Likewise.
(build_protocol_template): Likewise.
(build_method_prototype_list_template): Likewise.
(build_method_prototype_template): Likewise.
(build_category_template, build_selector_template): Likewise.
(build_class_template, build_super_template): Likewise.
(build_ivar_template, build_ivar_list_template): Likewise.
(build_method_list_template): Likewise.
(build_method_template): Likewise.
objcp/:
* objcp-decl.h (start_struct): Add three new, ignored, macro
parameters.
(finish_struct): Add two new, ignored, macro parameters.
testsuite/:
* gcc.dg/Wcxx-compat-7.c: New testcase.
* gcc.dg/Wcxx-compat-8.c: New testcase.
* gcc.dg/c99-tag-1.c: Recognize new "originally defined here"
notes
* gcc.dg/pr17188-1.c: Likewise.
* gcc.dg/pr39084.c: Likewise.
From-SVN: r147358
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gcc/:
* combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
(record_dead_and_set_regs): Likewise.
* df.h (struct df_mw_hardreg): Change flags field to int.
(struct df_base_ref): Likewise.
(struct df): Change changeable_flags field to int.
* df-scan.c (df_defs_record): Change clobber_flags to int.
* dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
constants rather than #define macros.
(enum dwarf_attribute, enum dwarf_location_atom): Likewise.
(enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
(enum dwarf_calling_convention): Likewise.
(enum dwarf_line_number_x_ops): Likewise.
(enum dwarf_call_frame_info): Likewise.
(enum dwarf_source_language): Likewise.
* dwarf2out.c (int_loc_descriptor): Add cast to enum type.
(add_calling_convention_attribute): Likewise.
* fold-const.c (fold_undefer_overflow_warnings): Add cast to enum
type.
(combine_comparisons): Change compcode to int. Add cast to enum
type.
* genrecog.c (maybe_both_true_2): Change c to int.
(write_switch): Likewise. Add cast to enum type.
* gimplify.c (gimplify_omp_for): Handle return values from
gimplify_expr using MIN rather than bitwise or.
(gimplify_expr): Add cast to enum type.
* ipa-prop.c (update_jump_functions_after_inlining): Change
IPA_BOTTOM to IPA_JF_UNKNOWN.
* ira.c (setup_class_subset_and_memory_move_costs): Change mode to
int. Add casts to enum type.
(setup_cover_and_important_classes): Change cl to int. Add casts
to enum type.
(setup_class_translate): Change cl and mode to int.
(ira_init_once): Change mode to int.
(free_register_move_costs): Likewise.
(setup_prohibited_mode_move_regs): Add casts to enum type.
* langhooks.c (add_builtin_function_common): Rework assertion that
value fits bitfield.
* mcf.c (add_fixup_edge): Change type parameter to edge_type.
* omega.c (omega_do_elimination): Avoid math on enum types.
* optabs.c (expand_vec_shift_expr): Remove casts to int.
* opts.c (set_debug_level): Change 2 to enum constant. Use new
int local to handle integral_argment value.
* regmove.c (try_auto_increment): Change PUT_MODE to
PUT_REG_NOTE_KIND.
* reload.c (push_secondary_reload): Add casts to enum type.
(secondary_reload_class, find_valid_class): Likewise.
* reload1.c (emit_input_reload_insns): Likewise.
* rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
* sel-sched.c (init_hard_regs_data): Change cur_mode to int.
* sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
constant.
* tree.c (build_common_builtin_nodes): Add casts to enum type.
* tree-complex.c (complex_lattice_t): Typedef to int rather than
enum type.
(expand_complex_libcall): Add casts to enum type.
* tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
* tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
with ERROR_MARK, not NUM_TREE_CODES.
(vect_create_epilog_for_reduction): Likewise.
(vectorizable_reduction): Don't initialize epiloc_reduc_code.
When not using it, set it to ERROR_MARK rather than
NUM_TREE_CODES.
* tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
enum machine_mode.
* tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
vect_unused_in_loop. Change 0 to loop_vect.
* tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum
type.
* var-tracking.c (get_init_value): Change return type to enum
var_init_status.
* vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
* config/arm/arm.c (fp_model_for_fpu): Change to array to enum
arm_fp_model.
(arm_override_options): Add casts to enum type.
(arm_emit_tls_decoration): Likewise.
* config/i386/i386.c (ix86_function_specific_restore): Add casts
to enum type.
* config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
* config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
* config/rs6000/rs6000.c (rs6000_override_options): Add casts to
enum type.
* config/s390/s390.c (code_for_builtin_64): Change to array of
enum insn_code.
(code_for_builtin_31): Likewise.
(s390_expand_builtin): Change code_for_builtin to enum insn_code
const *.
* config/sparc/sparc.c (sparc_override_options): Change value
field in struct code_model to enum cmodel. In initializer change
0 to NULL and add cast to enum type.
* c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
Change all callers. Issue a -Wc++-compat warning using
lhs_origtype if necessary.
(convert_for_assignment): Issue -Wc++-compat warnings about
invalid conversions to enum type on assignment.
* c-common.h (build_modify_expr): Update declaration.
gcc/cp/:
* call.c (build_temp): Change 0 to enum constant.
* cp-tree.h (cp_lvalue_kind): Typedef to int rather than enum
type.
* cp-gimplify.c (cp_gimplify_expr): Add cast to enum type.
* decl2.c (constrain_visibility): Likewise.
* parser.c (cp_lexer_get_preprocessor_token): Likewise.
(cp_parser_flags): Typedef to int rather than enum type.
(cp_parser_expression_stack_entry): Change prec field to enum
cp_parser_prec.
* typeck.c (build_modify_expr): Add lhs_origtype parameter.
Change all callers.
gcc/fortran/:
* gfortran.h (enum gfc_symbol_type): New named enum type, broken
out of struct gfc_symbol.
(struct gfc_symbol): Use enum gfc_symbol_type.
(enum gfc_array_ref_dimen_type): New named enum type, broken out
of struct gfc_array_ref).
(struct gfc_array_ref): Use enum gfc_array_ref_dimen_type.
(mod_pointee_as): Update declaration.
* decl.c (add_global_entry): Change type to enum gfc_symbol_type.
(gfc_mod_pointee_as): Change return type to "match".
* module.c (mio_array_ref): Add cast to enum type.
(mio_symbol): Likewise.
* resolve.c (resolve_global_procedure): Change type to enum
gfc_symbol_type.
* trans-io.c (gfc_build_st_parameter): Change type to unsigned
int.
gcc/java/:
* jcf-parse.c (handle_constant): Add cast to enum type.
gcc/objc/:
* objc-act.c (get_super_receiver): Update calls to
build_modify_expr to pass new argument.
gcc/testsuite/:
* gcc.dg/Wcxx-compat-4.c: New testcase.
From-SVN: r146735
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* rtlanal.c (alloc_reg_note): New function, broken out of
add_reg_note.
(add_reg_note): Call alloc_reg_note.
* rtl.h (alloc_reg_note): Declare.
* combine.c (try_combine): Use alloc_reg_note.
(recog_for_combine, move_deaths): Likewise.
(distribute_notes): Use alloc_reg_note and add_reg_note.
* haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
* combine-stack-adj.c (adjust_frame_related_expr): Likewise.
* reload1.c (eliminate_regs_1): Use alloc_reg_note.
From-SVN: r146201
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trunc_int_for_mode, at explow.c:55)
PR rtl-optimization/39588
* combine.c (merge_outer_ops): Do not set the constant when this
is not necessary.
(simplify_shift_const_1): Do not modify it either in this case.
From-SVN: r145430
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2009-03-30 Paolo Bonzini <bonzini@gnu.org>
* combine.c (simplify_comparison): Use have_insn_for.
* dojump.c (do_jump): Likewise.
From-SVN: r145285
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mode.
2009-03-30 Paolo Bonzini <bonzini@gnu.org>
* bb-reorder.c (partition_hot_cold_basic_blocks): Do not
enter/exit cfglayout mode.
(pass_partition_block): Require it.
* combine.c (find_single_use, reg_dead_at_p): Use CFG.
(combine_instructions): Track basic blocks instead of labels.
(update_cfg_for_uncondjump): New.
(try_combine): Use it. Update jumps after rescanning.
(pass_combine): Require PROP_cfglayout.
* passes.c (pass_outof_cfg_layout_mode): Move after regmove.
From-SVN: r145283
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* combine.c (gen_lowpart_for_combine): Use omode when generating
clobber.
From-SVN: r144630
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PR rtl-optimization/38774
* combine.c (simplify_set): When undoing cc_use change, don't do
PUT_CODE on the newly created comparison, but instead put back the
old comparison.
* gcc.dg/torture/pr38774.c: New test.
From-SVN: r143355
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