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* tree-ssa-propagate.h (valid_gimple_call_p): Remove.Richard Guenther2010-07-071-3/+12
| | | | | | | | | | | | | | | 2010-07-07 Richard Guenther <rguenther@suse.de> * tree-ssa-propagate.h (valid_gimple_call_p): Remove. * tree-ssa-propagate.c (valid_gimple_call_p): Make static. Fix. * gimple.h (is_gimple_operand): Remove. * gimple.c (is_gimple_operand): Likewise. (walk_gimple_op): Fix wi->val_only setting for calls. * tree-cfg.c (verify_gimple_call): Fix argument validation. * tree-profile.c (tree_gen_ic_func_profiler): Do not create invalid gimple calls. From-SVN: r161905
* re PR tree-optimization/44508 (libgomp.fortran/vla1.f90 ICE on s390)Jakub Jelinek2010-06-141-3/+10
| | | | | | | | | | | | | | | | | PR tree-optimization/44508 * tree-ssa-propagate.h (substitute_and_fold): Add DO_DCE argument. * tree-ssa-propagate.c (substitute_and_fold): If !DO_DCE, don't eliminate trivially dead stmts. * tree-vrp.c (vrp_finalize): Pass false as last argument to substitute_and_fold. * tree-ssa-copy.c (fini_copy_prop): Pass true as last argument to substitute_and_fold. * tree-ssa-ccp.c (ccp_finalize): Likewise. * gcc.dg/tree-ssa/pr21086.c: Adjust. From-SVN: r160749
* gimplify.c: Do not include except.h and optabs.h.Steven Bosscher2010-06-011-2/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * gimplify.c: Do not include except.h and optabs.h. (gimplify_body): Do not initialize RTL profiling. * gimple-low.c: Do not include rtl.h, diagnostic.h, langhooks.h, langhooks-def.h, timevar.h, except.h, hashtab.h, and expr.h. * gimple-fold.c: Do not include rtl.h, tm_p.h, ggc.h, basic-block.h, output.h, expr.h, diagnostic.h, timevar.h, value-prof.h, and langhooks.h. * tree-pretty-print.h: Include pretty-print.h. * gimple-pretty-print.h: Include pretty-print.h. * tree-pretty-print.c: Do not include diagnostic.h. * tree-vrp.c: Likewise. * tree-tailcall.c: Likewise * tree-scalar-evolution.c: Likewise * tree-ssa-dse.c: Likewise * tree-chrec.c: Likewise * tree-ssa-sccvn.c: Likewise * tree-ssa-copyrename.c: Likewise * tree-nomudflap.c: Likewise * tree-call-cdce.c: Likewise * tree-stdarg.c: Likewise * tree-ssa-math-opts.c: Likewise * tree-nrv.c: Likewise * tree-ssa-sink.c: Likewise * tree-browser.c: Likewise * tree-ssa-loop-ivcanon.c: Likewise * tree-ssa-loop.c: Likewise * tree-parloops.c: Likewise * tree-ssa-address.c: Likewise * tree-ssa-ifcombine.c: Likewise * tree-if-conv.c: Likewise * tree-data-ref.c: Likewise * tree-affine.c: Likewise * tree-ssa-phiopt.c: Likewise * tree-ssa-coalesce.c: Likewise * tree-ssa-pre.c: Likewise * tree-ssa-live.c: Likewise * tree-predcom.c: Likewise * tree-ssa-forwprop.c: Likewise * tree-ssa-dce.c: Likewise * tree-ssa-ter.c: Likewise * tree-ssa-loop-prefetch.c: Likewise * tree-optimize.c: Likewise * tree-ssa-phiprop.c: Likewise * tree-object-size.c: Likewise * tree-outof-ssa.c: Likewise * tree-ssa-structalias.c: Likewise * tree-switch-conversion.c: Likewise * tree-ssa-reassoc.c: Likewise * tree-ssa-operands.c: Likewise * tree-vectorizer.c: Likewise * tree-vect-data-refs.c: Likewise * tree-vect-generic.c: Likewise * tree-vect-stmts.c: Likewise * tree-vect-patterns.c: Likewise * tree-vect-slp.c: Likewise * tree-vect-loop.c: Likewise * tree-ssa-loop-ivopts.c: Likewise * tree-ssa-loop-im.c: Likewise * tree-ssa-loop-niter.c: Likewise * tree-ssa-loop-unswitch.c: Likewise * tree-ssa-loop-manip.c: Likewise * tree-ssa-loop-ch.c: Likewise * tree-dump.c: Likewise * tree-complex.c: Likewise * tree-into-ssa.c: Do not include diagnostic.h and expr.h. * tree-ssa-uninit.c: Likewise * tree-ssa-threadupdate.c: Likewise * tree-ssa-uncprop.c: Likewise * tree-ssa-ccp.c: Likewise * tree-ssa-dom.c: Likewise * tree-ssa-propagate.c: Likewise * tree-ssa-alias.c: Likewise * tree-dfa.c: Likewise * tree-cfgcleanup.c: Likewise * tree-sra.c: Likewise * tree-ssa-copy.c: Likewise * tree-ssa.c: Likewise * tree-profile.c: Likewise * tree-cfg.c: Likewise * tree-ssa-threadedge.c: Likewise * tree-vect-loop-manip.c: Likewise * tree-inline.c: Do not include diagnostic.h and expr.h. Include rtl.h. (copy_decl_for_dup_finish): Do not use NULL_RTX. * tree-loop-linear.c: Do not include diagnostic.h, expr.h, and optabs.h. * tree-loop-distribution.c: Likewise. From-SVN: r160125
* diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or ↵Joseph Myers2010-05-211-1/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | langhooks-def.h. * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or langhooks-def.h. (diagnostic_initialize): Initialize x_data not last_function. (diagnostic_report_current_function): Move to tree-diagnostic.c. (default_diagnostic_starter): Call diagnostic_report_current_module not diagnostic_report_current_function. (diagnostic_report_diagnostic): Initialize x_data not abstract_origin. (verbatim): Likewise. * diagnostic.h (struct diagnostic_info): Change abstract_origin to x_data. (struct diagnostic_context): Change last_function to x_data. (diagnostic_auxiliary_data): Replace with diagnostic_context_auxiliary_data and diagnostic_info_auxiliary_data. (diagnostic_last_function_changed, diagnostic_set_last_function, diagnostic_report_current_function): Move to tree-diagnostic.h. (print_declaration, dump_generic_node, print_generic_stmt, print_generic_stmt_indented, print_generic_expr, print_generic_decl, debug_c_tree, dump_omp_clauses, print_call_name, debug_generic_expr, debug_generic_stmt, debug_tree_chain, default_tree_printer): Move to tree-pretty-print.h. (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq, print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to gimple-pretty-print.h. * pretty-print.c: Don't include tree.h (pp_base_format): Don't handle %K here. (pp_base_tree_identifier): Move to tree-pretty-print.c. * pretty-print.h (text_info): Change abstract_origin to x_data. (pp_tree_identifier, pp_unsupported_tree, pp_base_tree_identifier): Move to tree-pretty-print.h. * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h, tree-pretty-print.h: New files. * tree-pretty-print.c: Include tree-pretty-print.h. (percent_K_format): New. Moved from pretty-print.c. (pp_base_tree_identifier): Move from pretty-print.c. * c-objc-common.c: Include tree-pretty-print.h. (c_tree_printer): Handle %K here. * langhooks.c: Include tree-diagnostic.h. (lhd_print_error_function): Use diagnostic_abstract_origin macro. * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h. (default_tree_printer): Handle %K using percent_K_format. (general_init): Use default_tree_diagnostic_starter. * tree.c: Include tree-diagnostic.h and tree-pretty-print.h. (free_lang_data): Use default_tree_diagnostic_starter. * c-pretty-print.c: Include tree-pretty-print.h. * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h. * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h. * dwarf2out.c: Include tree-pretty-print.h. * except.c: Include tree-pretty-print.h. * gimple-pretty-print.c: Include tree-pretty-print.h and gimple-pretty-print.h. * gimplify.c: Include tree-pretty-print.h. * graphite-poly.c: Include tree-pretty-print.h and gimple-pretty-print.h. * ipa-cp.c: Include tree-pretty-print.h. * ipa-inline.c: Include gimple-pretty-print.h. * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h. * ipa-pure-const.c: Include gimple-pretty-print.h. * ipa-struct-reorg.c: Include tree-pretty-print.h and gimple-pretty-print.h. * ipa-type-escape.c: Include tree-pretty-print.h. * print-rtl.c: Include tree-pretty-print.h. * print-tree.c: Include gimple-pretty-print.h. * sese.c: Include tree-pretty-print.h. * tree-affine.c: Include tree-pretty-print.h. * tree-browser.c: Include tree-pretty-print.h. * tree-call-cdce.c: Include gimple-pretty-print.h. * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-chrec.c: Include tree-pretty-print.h. * tree-data-ref.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-dfa.c: Include tree-pretty-print.h. * tree-if-conv.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-inline.c: Include tree-pretty-print.h. * tree-into-ssa.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-nrv.c: Include tree-pretty-print.h. * tree-object-size.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-outof-ssa.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-parloops.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-predcom.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-scalar-evolution.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-sra.c: Include tree-pretty-print.h. * tree-ssa-address.c: Include tree-pretty-print.h. * tree-ssa-alias.c: Include tree-pretty-print.h. * tree-ssa-ccp.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-coalesce.c: Include tree-pretty-print.h. * tree-ssa-copy.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-copyrename.c: Include tree-pretty-print.h. * tree-ssa-dce.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-dom.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-dse.c: Include gimple-pretty-print.h. * tree-ssa-forwprop.c: Include tree-pretty-print.h. * tree-ssa-ifcombine.c: Include tree-pretty-print.h. * tree-ssa-live.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-loop-im.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-loop-niter.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h. * tree-ssa-math-opts.c: Include gimple-pretty-print.h. * tree-ssa-operands.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-phiprop.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-pre.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-propagate.c: Include gimple-pretty-print.h. * tree-ssa-reassoc.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-sccvn.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-sink.c: Include gimple-pretty-print.h. * tree-ssa-ter.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-uninit.c: Include gimple-pretty-print.h. * tree-ssa.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-stdarg.c: Include gimple-pretty-print.h. * tree-switch-conversion.c: Include gimple-pretty-print.h. * tree-tailcall.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vect-data-refs.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vect-loop-manip.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vect-loop.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vect-patterns.c: Include gimple-pretty-print.h. * tree-vect-slp.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vect-stmts.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vectorizer.c: Include tree-pretty-print.h. * tree-vrp.c: Include tree-pretty-print.h and gimple-pretty-print.h. * value-prof.c: Include tree-pretty-print.h and gimple-pretty-print.h. * var-tracking.c: Include tree-pretty-print.h. * Makefile.in (OBJS-common): Add tree-diagnostic.o. (tree-diagnostic.o): New dependencies. (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o, tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o, tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o, tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o, tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o, tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o, tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o, tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o, tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o, tree-ssa-address.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o, tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o, tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o, gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o, tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o, tree-parloops.o, tree-stdarg.o, tree-object-size.o, gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o, toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o, ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o, ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o, tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o, tree-switch-conversion.o, var-tracking.o, value-prof.o, cfgexpand.o, pretty-print.o): Update dependencies. cp: * error.c: Include tree-diagnostic.h and tree-pretty-print.h. (cp_print_error_function): Use diagnostic_abstract_origin macro. (cp_printer): Handle %K here using percent_K_format. * cxx-pretty-print.c: Include tree-pretty-print.h. * Make-lang.in (cp/error.o, cp/cxx-pretty-print.o): Update dependencies. From-SVN: r159685
* tree.h: Include real.h and fixed-value.h as basic datatypes.Steven Bosscher2010-05-211-2/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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
* toplev.c: Include varray.h for statistics dumping.Steven Bosscher2010-04-301-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | gcc/ChangeLog: * toplev.c: Include varray.h for statistics dumping. * tree.h: Do not declare varray_head_tag. * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c, regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c, c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c, gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c, lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c, tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c, c-common.c, c-common.h, reg-stack.c, basic-block.h, tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not include varray.h. * Makefile.in: Update for abovementioned changes. objc/ChangeLog: * objc-act.c: Do not include varray.h. objcp/ChangeLog: * objcp-decl.c: Do not include varray.h. cp/ChangeLog: * optimize.c, parser.c,mangle.c, cp-tree.h: DO not include varray.h. * Make-lang.in: Don't include varray.h dependency in CXX_TREE_H. From-SVN: r158933
* Remove trailing white spaces.H.J. Lu2009-11-251-6/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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
* builtins.c (interclass_mathfn_icode): New helper.Michael Matz2009-09-281-10/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * builtins.c (interclass_mathfn_icode): New helper. (expand_builtin_interclass_mathfn): Use it here, and split folding into ... (fold_builtin_interclass_mathfn): ... this new folder. (build_call_nofold_loc): New static helper. (build_call_nofold): New wrapper macro for above. (expand_builtin_int_roundingfn): Use it instead of build_call_expr. (expand_builtin_pow): Ditto. (expand_builtin_memset_args): Ditto. (expand_builtin_printf): Ditto. (expand_builtin_fprintf): Ditto. (expand_builtin_sprintf): Ditto. (expand_builtin_memory_chk): Ditto. (expand_builtin_mempcpy_args): Ditto and don't call folders. (expand_builtin_stpcpy): Ditto. (expand_builtin_strcmp): Ditto. (expand_builtin_strncmp): Ditto. (expand_builtin_strcpy): Remove FNDECL and MODE arguments. (expand_builtin_strcpy_args): Don't call folders. (expand_builtin_memcmp): Ditto. (expand_builtin_strncpy): Ditto, and use target. (expand_builtin_memcpy): Ditto. (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr, expand_builtin_strpbrk, expand_builtin_memmove, expand_builtin_memmove_args, expand_builtin_bcopy, expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat, expand_builtin_strspn, expand_builtin_strcspn, expand_builtin_fputs): Remove these. (expand_builtin): Don't call the above, change calls to other expanders that changed prototype. (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy. (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call fold_builtin_interclass_mathfn. (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy. (fold_builtin_strcat): Add folding split from expand_builtin_strcat. * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp. * passes.c (init_optimization_passes): Move pass_fold_builtins after last phiopt pass. * tree-inline.c (fold_marked_statements): When folding builtins iterate over all instruction potentially generated. * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare earlier. (fold_gimple_call): Use it to always fold calls (into potentially multiple instructions). * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p calls into zero at this time. * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple statements generated by builtin folding. testsuite/ * gcc.dg/builtins-44.c: Use __builtin_isinf_sign when checking for sign of -Inf. From-SVN: r152236
* tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.Richard Guenther2009-09-221-92/+16
| | | | | | | | | | | | | | | | | | | | | | | 2009-09-22 Richard Guenther <rguenther@suse.de> * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare. (substitute_and_fold): Adjust prototype. * tree-vrp.c (vrp_evaluate_conditional): Make static. (simplify_stmt_using_ranges): Likewise. (fold_predicate_in): Move here from tree-ssa-propagate.c. (vrp_fold_stmt): New function. (vrp_finalize): Pass it to substitute_and_fold. * tree-flow.h (vrp_evaluate_conditional): Remove. (simplify_stmt_using_ranges): Likewise. * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold. * tree-ssa-copy.c (fini_copy_prop): Likewise. * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded member. (fold_predicate_in): Move to tree-vrp.c. (substitute_and_fold): Use the callback instead of calling into tree-vrp.c functions directly. From-SVN: r151968
* Squash commit of EH in gimpleRichard Henderson2009-09-141-4/+0
| | | | From-SVN: r151696
* invoke.texi (-fvar-tracking-assignments): New.Alexandre Oliva2009-09-021-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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
* tree-ssa-operands.h (push_stmt_changes, [...]): Delete.Paolo Bonzini2009-05-241-9/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-05-24 Paolo Bonzini <bonzini@gnu.org> * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete. * tree-ssa-operands.c (scb_stack): Delete. (init_ssa_operands): Do not initialize it. (fini_ssa_operands): Do not free it. (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete. * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with update_stmt, remove the others. Fix comments. * tree-dfa.c (optimize_stack_restore): Likewise. * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise. * tree-ssa-loop-ivopts.c (rewrite_use): Likewise. * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise. * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins): Likewise. * tree-ssa-propagate.c (substitute_and_fold): Likewise. * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise. (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan. (optimize_stmt): Likewise, adjusting access to stmts_to_rescan. (stmts_to_rescan): Change item type to gimple. (tree_ssa_dominator_optimize): Change type of stmts_to_rescan. From-SVN: r147831
* tree.h (SSA_NAME_VALUE): Remove.Richard Guenther2009-04-281-6/+0
| | | | | | | | | | | | | | | | | | | | | | | | 2009-04-28 Richard Guenther <rguenther@suse.de> * tree.h (SSA_NAME_VALUE): Remove. (struct tree_ssa_name): Remove value_handle member. * tree-vrp.c (execute_vrp): Initialize/free the value-handle array for jump threading. * tree-ssa-propagate.c (ssa_prop_init): Do not initialize SSA_NAME_VALUEs. * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs. * tree-flow.h (threadedge_initialize_values): Declare. (threadedge_finalize_values): Likewise. * tree-ssa-threadedge.c (ssa_name_values): New global variable. (SSA_NAME_VALUE): Define. (threadedge_initialize_values): New function. (threadedge_finalize_values): Likewise. * tree-ssa-dom.c (ssa_name_values): New global variable. (SSA_NAME_VALUE): Define. (tree_ssa_dominator_optimize): Initialize/free the value-handle array. From-SVN: r146877
* tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.Jan Hubicka2009-04-251-2/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels. (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region to be reached by different label than left. (update_eh_edges): Update comment; remove edge_to_remove if possible and return true if suceeded. (cleanup_empty_eh): Accept sharing map; handle shared regions. (cleanup_eh): Compute sharing map. * except.c (remove_eh_handler_and_replace): Add argument if we should update regions. (remove_unreachable_regions): Update for label sharing. (label_to_region_map): Likewise. (get_next_region_sharing_label): New function. (remove_eh_handler_and_replace): Add update_catch_try parameter; update prev_try pointers. (remove_eh_handler): Update. (remove_eh_region_and_replace_by_outer_of): New function. * except.h (struct eh_region): Add next_region_sharing_label. (remove_eh_region_and_replace_by_outer_of, get_next_region_sharing_label): Declare. * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify. * tree-cfg.c (split_critical_edges): Split also edges where we can't insert code even if they are not critical. * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable. (gimple_can_remove_branch_p): EH edges won't remove branch by redirection. * tree-inline.c (update_ssa_across_abnormal_edges): Do handle updating of non-abnormal EH edges. * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable. (gimple_can_remove_branch_p): EH edges are unremovable by redirection. (split_critical_edges): Split also edges where emitting code on them will lead to splitting later. From-SVN: r146763
* tree-ssa-propagate.c (stmt_makes_single_load): Remove.Kazu Hirata2009-04-161-30/+0
| | | | | | | | * tree-ssa-propagate.c (stmt_makes_single_load): Remove. * tree-ssa-propagate.h: Remove the prototype for stmt_makes_single_load. From-SVN: r146213
* re PR middle-end/13146 (inheritance for nonoverlapping_component_refs_p)Richard Guenther2009-04-031-5/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-04-03 Richard Guenther <rguenther@suse.de> PR middle-end/13146 PR tree-optimization/23940 PR tree-optimization/33237 PR middle-end/33974 PR middle-end/34093 PR tree-optimization/36201 PR tree-optimization/36230 PR tree-optimization/38049 PR tree-optimization/38207 PR tree-optimization/38230 PR tree-optimization/38301 PR tree-optimization/38585 PR middle-end/38895 PR tree-optimization/38985 PR tree-optimization/39299 * tree-ssa-structalias.h: Remove. * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p. (NULL_DEF_OPERAND_P): Make of type def_operand_p. (struct vuse_element_d): Remove. (struct vuse_vec_d): Likewise. (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC, VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR, SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR, VUSE_ELEMENT_VAR): Likewise. (struct voptype_d): Likewise. (NUM_VOP_FREE_BUCKETS): Likewise. (struct ssa_operands): Remove vop_free_buckets and mpt_table fields. (struct stmt_operands_d): Remove. (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT, VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP, VDEF_NUM, VDEF_VECT): Likewise. (copy_virtual_operands): Remove. (operand_build_cmp): Likewise. (create_ssa_artificial_load_stmt): Likewise. (enum ssa_op_iter_type): Remove ssa_op_iter_vdef. (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm vuse_index and mayuse_index members. Pack and move done and iter_type members to the front. (SSA_OP_VMAYUSE): Remove. (SSA_OP_VIRTUAL_USES): Adjust. (FOR_EACH_SSA_VDEF_OPERAND): Remove. (unlink_stmt_vdef): Declare. (add_to_addressable_set): Remove. * tree-vrp.c (stmt_interesting_for_vrp): Adjust. (vrp_visit_stmt): Likewise. * doc/tree-ssa.texi (Alias analysis): Update. * doc/invoke.texi (max-aliased-vops): Remove docs. (avg-aliased-vops): Likewise. * tree-into-ssa.c (syms_to_rename): Remove. (need_to_update_vops_p): Likewise. (need_to_initialize_update_ssa_p): Rename to ... (update_ssa_initialized_fn): ... this. Track function we are initialized for. (symbol_marked_for_renaming): Simplify. (add_new_name_mapping): Do not set need_to_update_vops_p. (dump_currdefs): Use SYMS_TO_RENAME. (rewrite_update_stmt): Always walk all uses/defs. (dump_update_ssa): Adjust. (init_update_ssa): Take function argument. Track what we are initialized for. (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn. (create_new_def_for): Initialize for cfun, assert we are initialized for cfun. (mark_sym_for_renaming): Simplify. (mark_set_for_renaming): Do not initialize update-ssa. (need_ssa_update_p): Simplify. Take function argument. (name_mappings_registered_p): Assert we ask for the correct function. (name_registered_for_update_p): Likewise. (ssa_names_to_replace): Likewise. (release_ssa_name_after_update_ssa): Likewise. (update_ssa): Likewise. Use SYMS_TO_RENAME. (dump_decl_set): Do not print a newline. (debug_decl_set): Do it here. (dump_update_ssa): And here. * tree-ssa-loop-im.c (move_computations): Adjust. (movement_possibility): Likewise. (determine_max_movement): Likewise. (gather_mem_refs_stmt): Likewise. * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG or NAME_MEMORY_TAG. * tree-complex.c (update_all_vops): Remove. (expand_complex_move): Adjust. * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE. Simplify test for memory referencing statement. Exclude non-invariant ADDR_EXPRs. * tree-pretty-print.c (dump_generic_node): Do not handle memory tags. * tree-loop-distribution.c (generate_memset_zero): Adjust. (rdg_flag_uses): Likewise. * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag related code. (tree_optimize_tail_calls_1): Also split the edge from the entry block if we have degenerate PHI nodes in the first basic block. * tree.c (init_ttree): Remove memory-tag related code. (tree_code_size): Likewise. (tree_node_structure): Likewise. (build7_stat): Re-write to be build6_stat. * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove. (SSA_VAR_P): Adjust. (struct tree_memory_tag): Remove. (struct tree_memory_partition_tag): Likewise. (union tree_node): Adjust. (build7): Re-write to be build6. * tree-pass.h (pass_reset_cc_flags): Remove. (TODO_update_address_taken): New flag. (pass_simple_dse): Remove. * ipa-cp.c (ipcp_update_callgraph): Update SSA form. * params.h (MAX_ALIASED_VOPS): Remove. (AVG_ALIASED_VOPS): Likewise. * omp-low.c (expand_omp_taskreg): Update SSA form. * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs aliases the lhs in a copy stmt. * tree-ssa-dse.c (struct address_walk_data): Remove. (memory_ssa_name_same): Likewise. (memory_address_same): Likewise. (get_kill_of_stmt_lhs): Likewise. (dse_possible_dead_store_p): Simplify, use the oracle. Handle unused stores. Look through PHI nodes into post-dominated regions. (dse_optimize_stmt): Simplify. Properly remove stores. (tree_ssa_dse): Compute dominators. (execute_simple_dse): Remove. (pass_simple_dse): Likewise. * ipa-reference.c (scan_stmt_for_static_refs): Open-code gimple_loaded_syms and gimple_stored_syms computation. * toplev.c (dump_memory_report): Dump alias and pta stats. * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify. (vn_reference_eq): Likewise. (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec, copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt, valueize_vuses): Remove. (get_def_ref_stmt_vuses): Simplify. Rename to ... (get_def_ref_stmt_vuse): ... this. (vn_reference_lookup_2): New function. (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for walking equivalent vuses. Simplify. (vn_reference_lookup): Likewise. (vn_reference_insert): Likewise. (vn_reference_insert_pieces): Likewise. (visit_reference_op_call): Simplify. (visit_reference_op_load): Likewise. (visit_reference_op_store): Likewise. (init_scc_vn): Remove shared_lookup_vuses initialization. (free_scc_vn): Remove shared_lookup_vuses freeing. (sort_vuses, sort_vuses_heap): Remove. (get_ref_from_reference_ops): Export. * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses vector with single vuse pointer. (vn_reference_lookup_pieces, vn_reference_lookup, vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes. (shared_vuses_from_stmt): Remove. (get_ref_from_reference_ops): Declare. * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust. * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove memory-tag related code. * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code. (likely_value): Add comment, skip static-chain of call statements. (surely_varying_stmt_p): Adjust. (gimplify_and_update_call_from_tree): Likewise. (execute_fold_all_builtins): Do not rebuild alias info. (gimplify_and_update_call_from_tree): Properly update VOPs. * tree-ssa-loop-ivopts.c (get_ref_tag): Remove. (copy_ref_info): Remove memory-tag related code. * tree-call-cdce.c (tree_call_cdce): Rename the VOP. * ipa-pure-const.c (check_decl): Remove memory-tag related code. (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms computation. * tree-ssa-dom.c (gimple_p): Remove typedef. (eliminate_redundant_computations): Adjust. (record_equivalences_from_stmt): Likewise. (avail_expr_hash): Likewise. (avail_expr_eq): Likewise. * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs. (stmt_makes_single_load): Likewise. (stmt_makes_single_store): Likewise. * tree-ssa-alias.c: Rewrite completely. (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats, debug_mem_sym_stats, dump_mem_sym_stats_for_var, debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt, delete_mem_ref_stats, create_tag_raw, dump_points_to_info, dump_may_aliases_for, debug_may_aliases_for, new_type_alias): Remove public functions. (pass_reset_cc_flags): Remove. (pass_build_alias): Move ... * tree-ssa-structalias.c (pass_build_alias): ... here. * tree-ssa-alias.c (may_be_aliased): Move ... * tree-flow-inline.h (may_be_aliased): ... here. tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs, count_uses_and_derefs): Move ... * gimple.c: ... here. * gimple.h (count_uses_and_derefs): Declare. * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p, ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p, same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p, indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p, ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p, call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until, get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs): New functions. * tree-dfa.c (refs_may_alias_p): Move ... * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend. * tree-ssa-alias.h: New file. * tree-ssa-sink.c (is_hidden_global_store): Adjust. (statement_sink_location): Likewise. * opts.c (decode_options): Do not adjust max-aliased-vops or avg-aliased-vops values. * timevar.def (TV_TREE_MAY_ALIAS): Remove. (TV_CALL_CLOBBER): Likewise. (TV_FLOW_SENSITIVE): Likewise. (TV_FLOW_INSENSITIVE): Likewise. (TV_MEMORY_PARTITIONING): Likewise. (TV_ALIAS_STMT_WALK): New timevar. * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust. * tree-ssa-address.c (create_mem_ref_raw): Use build6. (get_address_description): Remove memory-tag related code. * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust. * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove. * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs and immediate uses in statements. Document. * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust. (dump_symbols): Remove. (dump_gimple_mem_ops): Do not dump loaded or stored syms. * alias.c (get_deref_alias_set): New function split out from ... (get_alias_set): ... here. * alias.h (get_deref_alias_set): Declare. * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused type parameter. Remove restrict pointer handling. Create a ref-all pointer in case type-based alias sets do not conflict. (vect_analyze_data_refs): Remove SMT related code. * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert. (vectorizable_load): Likewise. * tree-data-ref.h (struct dr_alias): Remove symbol_tag field. (DR_SYMBOL_TAG, DR_VOPS): Remove. * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle. Ignore vops and SMTs. (dr_analyze_alias): Likewise.. (free_data_ref): Likewise. (create_data_ref): Likewise. (analyze_all_data_dependences): Likewise. (get_references_in_stmt): Adjust. * tree-flow-inline.h (gimple_aliases_computed_p, gimple_addressable_vars, gimple_call_clobbered_vars, gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition, factoring_name_p, mark_call_clobbered, clear_call_clobbered, compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag, gimple_mem_ref_stats): Remove. (gimple_vop): New function. (op_iter_next_use): Remove vuses and mayuses cases. (op_iter_next_def): Remove vdefs case. (op_iter_next_tree): Remove vuses, mayuses and vdefs cases. (clear_and_done_ssa_iter): Do not set removed fields. (op_iter_init): Likewise. Skip vuse and/or vdef if requested. Assert we are not iterating over vuses or vdefs if not also iterating over uses or defs. (op_iter_init_use): Likewise. (op_iter_init_def): Likewise. (op_iter_next_vdef): Remove. (op_iter_next_mustdef): Likewise. (op_iter_init_vdef): Likewise. (compare_ssa_operands_equal): Likewise. (link_use_stmts_after): Handle vuse operand. (is_call_used): Use is_call_clobbered. (is_call_clobbered): Global variables are always call clobbered, query the call-clobbers bitmap. (mark_call_clobbered): Ignore global variables. (clear_call_clobbered): Likewise. * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust virtual operands sanity check. * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG): Remove. (TARGET_MEM_REF): Remove TMR_TAG operand. * tree-dfa.c (add_referenced_var): Initialize call-clobber state. Remove call-clobber related code. (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag. (dump_variable): Do not dump SMTs, memory stats, may-aliases or partitions or escape reason. (get_single_def_stmt, get_single_def_stmt_from_phi, get_single_def_stmt_with_phi): Remove. (dump_referenced_vars): Tidy. (get_ref_base_and_extent): Allow bare decls. (collect_dfa_stats): Adjust. * graphite.c (rename_variables_in_stmt): Adjust. (graphite_copy_stmts_from_block): Likewise. (translate_clast): Likewise. * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap. (EXPR_DIES): New. (translate_vuse_through_block): Use the oracle. (phi_translate_1): Adjust. (value_dies_in_block_x): Use the oracle. Cache the outcome in EXPR_DIES. (valid_in_sets): Check if the VUSE for a REFERENCE is available. (eliminate): Do not remove stmts during elimination, instead queue and remove them afterwards. (do_pre): Do not rebuild alias info. (pass_pre): Run TODO_rebuild_alias before PRE. * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code. * tree-sra.c (sra_walk_function): Use gimple_references_memory_p. (mark_all_v_defs_stmt): Remove. (mark_all_v_defs_seq): Adjust. (sra_replace): Likewise. (scalarize_use): Likewise. (scalarize_copy): Likewise. (scalarize_init): Likewise. (scalarize_ldst): Likewise. (todoflags): Remove. (tree_sra): Do not rebuild alias info. (tree_sra_early): Adjust. (pass_sra): Run TODO_update_address_taken before SRA. * tree-predcom.c (set_alias_info): Remove. (prepare_initializers_chain): Do not call it. (mark_virtual_ops_for_renaming): Adjust. (mark_virtual_ops_for_renaming_list): Remove. (initialize_root_vars): Adjust. (initialize_root_vars_lm): Likewise. (prepare_initializers_chain): Likewise. * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code. (may_propagate_copy_into_stmt): Likewise. (merge_alias_info): Do nothing for now. (propagate_tree_value_into_stmt): Adjust. (stmt_may_generate_copy): Likewise. * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do not mark symbols for renaming. (forward_propagate_addr_expr): Match up push/pop_stmt_changes with the same statement, make sure to update the new pointed-to one. * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy call statements, do not mark symbols for renaming. (mark_operand_necessary): Dump something. (ref_may_be_aliased): New function. (mark_aliased_reaching_defs_necessary_1): New helper function. (mark_aliased_reaching_defs_necessary): Likewise. (mark_all_reaching_defs_necessary_1): Likewise. (mark_all_reaching_defs_necessary): Likewise. (propagate_necessity): Do not process virtual PHIs. For non-aliased loads mark all reaching definitions as necessary. For aliased loads and stores mark the immediate dominating aliased clobbers as necessary. (visited): New global static. (perform_tree_ssa_dce): Free visited bitmap after propagating necessity. (remove_dead_phis): Perform simple dead virtual PHI removal. (remove_dead_stmt): Properly unlink virtual operands when removing stores. (eliminate_unnecessary_stmts): Schedule PHI removal after stmt removal. * tree-ssa-ter.c (is_replaceable_p): Adjust. (process_replaceable): Likewise. (find_replaceable_in_bb): Likewise. * tree-ssa.c (verify_ssa_name): Verify all VOPs are based on the single gimple vop. (verify_flow_insensitive_alias_info): Remove. (verify_flow_sensitive_alias_info): Likewise. (verify_call_clobbering): Likewise. (verify_memory_partitions): Likewise. (verify_alias_info): Likewise. (verify_ssa): Adjust.. (execute_update_addresses_taken): Export. Update SSA manually. Optimize only when optimizing. Use a local bitmap. (pass_update_address_taken): Remove TODO_update_ssa, add TODO_dump_func. (pass_update_address_taken): Just use TODO_update_address_taken. (init_tree_ssa): Do not initialize addressable_vars. (verify_ssa): Verify new VUSE / VDEF properties. Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT. Do not call verify_alias_info. (delete_tree_ssa): Clear the VUSE, VDEF operands. Do not free the loaded and stored syms bitmaps. Reset the escaped and callused solutions. Do not free addressable_vars. Remove memory-tag related code. (warn_uninitialized_var): Aliases are always available. * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust. * lambda-code.c (can_put_in_inner_loop): Adjust. (can_put_after_inner_loop): Likewise. (perfect_nestify): Likewise. * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust. (vect_gen_widened_results_half): Remove CALL_EXPR handling. (vectorizable_conversion): Do not mark symbols for renaming. * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF. (expand_call_inline): Unlink the calls virtual operands before replacing it. (tree_function_versioning): Do not call update_ssa if we are not updating clones. Simplify. * tree-ssa-phiprop.c (phivn_valid_p): Adjust. (propagate_with_phi): Likewise.. * tree-outof-ssa.c (create_temp): Remove memory tag and call clobber code. Assert we are not aliased or global. * tree-flow.h: Include tree-ssa-alias.h (enum escape_type): Remove. (struct mem_sym_stats_d): Likewise. (struct mem_ref_stats_d): Likewise. (struct gimple_df): Add vop member. Remove global_var, call_clobbered_vars, call_used_vars, addressable_vars, aliases_compted_p and mem_ref_stats members. Add syms_to_rename, escaped and callused members. (struct ptr_info_def): Remove all members, add points-to solution member pt. (struct var_ann_d): Remove in_vuse_list, in_vdef_list, call_clobbered, escape_mask, mpt and symbol_mem_tag members. * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h. (tree-ssa-structalias.o): Remove tree-ssa-structalias.h. (tree-ssa-alias.o): Likewise. (toplev.o): Add tree-ssa-alias.h (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h. * gimple.c (gimple_set_bb): Fix off-by-one error. (is_gimple_reg): Do not handle memory tags. (gimple_copy): Also copy virtual operands. Delay updating the statement. Do not reset loaded and stored syms. (gimple_set_stored_syms): Remove. (gimple_set_loaded_syms): Likewise. (gimple_call_copy_skip_args): Copy the virtual operands and mark the new statement modified. * tree-ssa-structalias.c (may_alias_p): Remove. (set_uids_in_ptset): Take the alias set to prune with as parameter. Fold in the alias test of may_alias_p. (compute_points_to_sets): Compute whether a ptr is dereferenced in a local sbitmap. (process_constraint): Deal with &ANYTHING on the lhs, reject all other ADDRESSOF constraints on the lhs. (get_constraint_for_component_ref): Assert that we don't get ADDRESSOF constraints from the base of the reference. Properly generate UNKNOWN_OFFSET for DEREF if needed. (struct variable_info): Remove collapsed_to member. (get_varinfo_fc): Remove. (new_var_info): Do not set collapsed_to. (dump_constraint): Do not follow cycles. (dump_constraint_graph): Likewise. (build_pred_graph): Likewise. (build_succ_graph): Likewise. (rewrite_constraints): Likewise. (do_simple_structure_copy): Remove. (do_rhs_deref_structure_copy): Remove. (do_lhs_deref_structure_copy): Remove. (collapse_rest_of_var): Remove. (do_structure_copy): Re-implement. (pta_stats): New global variable. (dump_pta_stats): New function. (struct constraint_expr): Make offset signed. (UNKNOWN_OFFSET): Define special value. (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN. (solution_set_expand): New helper function split out from ... (do_sd_constraint): ... here. (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets. (do_ds_constraint): Likewise. (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED and CALLUSED = *CALLUSED. (set_union_with_increment): Make inc argument signed. (type_safe): Remove. (get_constraint_for_ptr_offset): Handle unknown and negative constant offsets. (first_vi_for_offset): Handle offsets before start. Bail out early for offsets beyond the variable extent. (first_or_preceding_vi_for_offset): New function. (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint. Together with ESCAPED = *ESCAPED this properly computes reachability. (find_what_var_points_to): New function. (find_what_p_points_to): Implement in terms of find_what_var_points_to. (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global, pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1, pt_solutions_intersect): New functions. (compute_call_used_vars): Remove. (compute_may_aliases): New main entry into PTA computation. * gimple.h (gimple_p): New typedef. (struct gimple_statement_base): Remove references_memory_p. (struct gimple_statement_with_memory_ops_base): Remove vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse members. (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops, gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms, gimple_set_references_memory): Remove. (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef, gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef): New functions. * tree-cfg.c (move_block_to_fn): Fix off-by-one error. (verify_expr): Allow RESULT_DECL. (gimple_duplicate_bb): Do not copy virtual operands. (gimple_duplicate_sese_region): Adjust. (gimple_duplicate_sese_tail): Likewise. (mark_virtual_ops_in_region): Remove. (move_sese_region_to_fn): Do not call it. * passes.c (init_optimization_passes): Remove pass_reset_cc_flags and pass_simple_dse. (execute_function_todo): Handle TODO_update_address_taken, call execute_update_addresses_taken for TODO_rebuild_alias. (execute_todo): Adjust. (execute_one_pass): Init dump files early. * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars call-clobbered. (create_general_new_stmt): Clear vops. * tree-ssa-reassoc.c (get_rank): Adjust. * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark symbols for renaming. * params.def (PARAM_MAX_ALIASED_VOPS): Remove. (PARAM_AVG_ALIASED_VOPS): Likewise. * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME. (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps. * tree-ssa-operands.c: Simplify for new virtual operand representation. (operand_build_cmp, copy_virtual_operands, create_ssa_artificial_load_stmt, add_to_addressable_set, gimple_add_to_addresses_taken): Remove public functions. (unlink_stmt_vdef): New function. * gcc.dg/pr19633-1.c: Adjust. * gcc.dg/torture/pta-callused-1.c: Likewise. * gcc.dg/torture/pr39074-2.c: Likewise. * gcc.dg/torture/pr39074.c: Likewise. * gcc.dg/torture/pta-ptrarith-3.c: New testcase. * gcc.dg/torture/pr30375.c: Adjust. * gcc.dg/torture/pr33563.c: Likewise. * gcc.dg/torture/pr33870.c: Likewise. * gcc.dg/torture/pr33560.c: Likewise. * gcc.dg/torture/pta-structcopy-1.c: New testcase. * gcc.dg/torture/ssa-pta-fn-1.c: Likewise. * gcc.dg/tree-ssa/alias-15.c: Remove. * gcc.dg/tree-ssa/ssa-dce-4.c: New testcase. * gcc.dg/tree-ssa/pr26421.c: Adjust. * gcc.dg/tree-ssa/ssa-fre-10.c: XFAIL. * gcc.dg/tree-ssa/ssa-dce-5.c: New testcase. * gcc.dg/tree-ssa/pr23382.c: Adjust. * gcc.dg/tree-ssa/ssa-fre-20.c: New testcase. * gcc.dg/tree-ssa/alias-16.c: Adjust. * gcc.dg/tree-ssa/ssa-fre-13.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-14.c: Likewise. * gcc.dg/tree-ssa/alias-18.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-15.c: Likewise. * gcc.dg/tree-ssa/ssa-lim-3.c: Likewise. * gcc.dg/tree-ssa/alias-19.c: Likewise. * gcc.dg/tree-ssa/pta-ptrarith-1.c: New testcase. * gcc.dg/tree-ssa/pr13146.c: Likewise. * gcc.dg/tree-ssa/ssa-pre-23.c: Likewise. * gcc.dg/tree-ssa/pta-ptrarith-2.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-18.c: Likewise. * gcc.dg/tree-ssa/ssa-pre-24.c: New XFAILed testcase. * gcc.dg/tree-ssa/ssa-fre-19.c: New testcase. * gcc.dg/tree-ssa/alias-20.c: Likewise. * gcc.dg/tree-ssa/ssa-dse-12.c: Likewise. * gcc.dg/tree-ssa/pr38895.c: Likewise. * gcc.dg/uninit-B.c: XFAIL. * gcc.dg/vect/no-vfa-vect-43.c: Adjust. * gcc.dg/uninit-pr19430.c: XFAIL. * g++.dg/tree-ssa/pr13146.C: New testcase. * g++.dg/opt/pr36187.C: Adjust. * g++.dg/torture/20090329-1.C: New testcase. From-SVN: r145494
* Update Copyright years for files modified in 2008 and/or 2009.Jakub Jelinek2009-02-201-1/+1
| | | | From-SVN: r144324
* dojump.c (do_jump): Move below.Paolo Bonzini2008-09-111-13/+17
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2008-09-11 Paolo Bonzini <bonzini@gnu.org> * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to TRUTH_AND_EXPR for boolean (1-bit precision) expressions. (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR. * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return a bool. * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges before finalizing the changes. * tree-vrp.c (extract_range_from_binary_expr): Add limited support for BIT_IOR_EXPR. (simplify_truth_ops_using_ranges): New. (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges, simplify_cond_using_ranges, simplify_switch_using_ranges): Return whether a simplification was made. (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN, use a switch statement and also call simplify_truth_ops_using_ranges. testsuite: 2008-09-11 Paolo Bonzini <bonzini@gnu.org> * gcc.dg/tree-ssa/vrp47.c: New. * gcc.target/i386/andor-2.c: New. From-SVN: r140288
* common.opt (ftree-store-ccp): Mark as preserved for backward compatibility.Richard Guenther2008-08-291-176/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2008-08-29 Richard Guenther <rguenther@suse.de> * common.opt (ftree-store-ccp): Mark as preserved for backward compatibility. * doc/invoke.texi (-ftree-store-ccp): Remove documentation. * tree-pass.h (pass_store_ccp): Remove. * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field. (first_vdef): Remove declaration. (get_value_loaded_by): Likewise. * tree-ssa-ccp.c (do_store_ccp): Remove. (get_default_value): Simplify as do_store_ccp is always false now. Do not initialize mem_ref. (set_value_varying): Likewise. (canonicalize_float_value): Likewise. (set_lattice_value): Likewise. (likely_value): Likewise. (surely_varying_stmt_p): Likewise. (ccp_initialize): Likewise. (ccp_lattice_meet): Likewise. (ccp_visit_phi_node): Likewise. (ccp_fold): Likewise. (evaluate_stmt): Likewise. (visit_assignment): Likewise. (ccp_visit_stmt): Likewise. (execute_ssa_ccp): Fold into ... (do_ssa_ccp): ... this. (do_ssa_store_ccp): Remove. (gate_store_ccp): Likewise. (pass_store_ccp): Likewise. * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not initialize mem_ref. * tree-ssa-propagate.c (first_vdef): Remove. (get_value_loaded_by): Likewise. (replace_vuses_in): Likewise. (substitute_and_fold): Do not call replace_vuses_in. * opts.c (decode_options): Do not set flag_tree_store_ccp. From-SVN: r139764
* backport: ChangeLog.tuples: ChangeLog from gimple-tuples-branch.Richard Biener2008-07-281-326/+358
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2008-07-28 Richard Guenther <rguenther@suse.de> Merge from gimple-tuples-branch. * ChangeLog.tuples: ChangeLog from gimple-tuples-branch. * gimple.def: New file. * gsstruct.def: Likewise. * gimple-iterator.c: Likewise. * gimple-pretty-print.c: Likewise. * tree-gimple.c: Removed. Merged into ... * gimple.c: ... here. New file. * tree-gimple.h: Removed. Merged into ... * gimple.h: ... here. New file. * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h. * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the --enable-checking=gimple flag. * config.in: Likewise. * configure: Regenerated. * tree-ssa-operands.h: Tuplified. * tree-vrp.c: Likewise. * tree-loop-linear.c: Likewise. * tree-into-ssa.c: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-dump.c: Likewise. * tree-complex.c: Likewise. * cgraphbuild.c: Likewise. * tree-ssa-threadupdate.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-pretty-print.c: Likewise. * tracer.c: Likewise. * gengtype.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-ssa-loop-unswitch.c: Likewise. * cgraph.c: Likewise. * cgraph.h: Likewise. * tree-ssa-loop-manip.c: Likewise. * value-prof.c: Likewise. * tree-ssa-loop-ch.c: Likewise. * tree-tailcall.c: Likewise. * value-prof.h: Likewise. * tree.c: Likewise. * tree.h: Likewise. * tree-pass.h: Likewise. * ipa-cp.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-scalar-evolution.h: Likewise. * target.h: Likewise. * lambda-mat.c: Likewise. * tree-phinodes.c: Likewise. * diagnostic.h: Likewise. * builtins.c: Likewise. * tree-ssa-alias-warnings.c: Likewise. * cfghooks.c: Likewise. * fold-const.c: Likewise. * cfghooks.h: Likewise. * omp-low.c: Likewise. * tree-ssa-dse.c: Likewise. * ipa-reference.c: Likewise. * tree-ssa-uncprop.c: Likewise. * toplev.c: Likewise. * tree-gimple.c: Likewise. * tree-gimple.h: Likewise. * tree-chrec.c: Likewise. * tree-chrec.h: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-sccvn.h: Likewise. * cgraphunit.c: Likewise. * tree-ssa-copyrename.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-nomudflap.c: Likewise. * tree-call-cdce.c: Likewise. * ipa-pure-const.c: Likewise. * c-format.c: Likewise. * tree-stdarg.c: Likewise. * tree-ssa-math-opts.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-nrv.c: Likewise. * tree-ssa-propagate.c: Likewise. * ipa-utils.c: Likewise. * tree-ssa-propagate.h: Likewise. * tree-ssa-alias.c: Likewise. * gimple-low.c: Likewise. * tree-ssa-sink.c: Likewise. * ipa-inline.c: Likewise. * c-semantics.c: Likewise. * dwarf2out.c: Likewise. * expr.c: Likewise. * tree-ssa-loop-ivcanon.c: Likewise. * predict.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-parloops.c: Likewise. * tree-ssa-address.c: Likewise. * tree-ssa-ifcombine.c: Likewise. * matrix-reorg.c: Likewise. * c-decl.c: Likewise. * tree-eh.c: Likewise. * c-pretty-print.c: Likewise. * lambda-trans.c: Likewise. * function.c: Likewise. * langhooks.c: Likewise. * ebitmap.h: Likewise. * tree-vectorizer.c: Likewise. * function.h: Likewise. * langhooks.h: Likewise. * tree-vectorizer.h: Likewise. * ipa-type-escape.c: Likewise. * ipa-type-escape.h: Likewise. * domwalk.c: Likewise. * tree-if-conv.c: Likewise. * profile.c: Likewise. * domwalk.h: Likewise. * tree-data-ref.c: Likewise. * tree-data-ref.h: Likewise. * tree-flow-inline.h: Likewise. * tree-affine.c: Likewise. * tree-vect-analyze.c: Likewise. * c-typeck.c: Likewise. * gimplify.c: Likewise. * coretypes.h: Likewise. * tree-ssa-phiopt.c: Likewise. * calls.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree.def: Likewise. * tree-dfa.c: Likewise. * except.c: Likewise. * except.h: Likewise. * cfgexpand.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-live.c: Likewise. * tree-sra.c: Likewise. * tree-ssa-live.h: Likewise. * tree-predcom.c: Likewise. * lambda.h: Likewise. * tree-mudflap.c: Likewise. * ipa-prop.c: Likewise. * print-tree.c: Likewise. * tree-ssa-copy.c: Likewise. * ipa-prop.h: Likewise. * tree-ssa-forwprop.c: Likewise. * ggc-page.c: Likewise. * c-omp.c: Likewise. * tree-ssa-dce.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-ssa-ter.c: Likewise. * tree-nested.c: Likewise. * tree-ssa.c: Likewise. * lambda-code.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-inline.c: Likewise. * tree-inline.h: Likewise. * tree-iterator.c: Likewise. * tree-optimize.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-vect-transform.c: Likewise. * tree-object-size.c: Likewise. * tree-outof-ssa.c: Likewise. * cfgloop.c: Likewise. * system.h: Likewise. * tree-profile.c: Likewise. * cfgloop.h: Likewise. * c-gimplify.c: Likewise. * c-common.c: Likewise. * tree-vect-generic.c: Likewise. * tree-flow.h: Likewise. * c-common.h: Likewise. * basic-block.h: Likewise. * tree-ssa-structalias.c: Likewise. * tree-switch-conversion.c: Likewise. * tree-ssa-structalias.h: Likewise. * tree-cfg.c: Likewise. * passes.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa-struct-reorg.h: Likewise. * tree-ssa-reassoc.c: Likewise. * cfgrtl.c: Likewise. * varpool.c: Likewise. * stmt.c: Likewise. * tree-ssanames.c: Likewise. * tree-ssa-threadedge.c: Likewise. * langhooks-def.h: Likewise. * tree-ssa-operands.c: Likewise. * config/alpha/alpha.c: Likewise. * config/frv/frv.c: Likewise. * config/s390/s390.c: Likewise. * config/m32c/m32c.c: Likewise. * config/m32c/m32c-protos.h: Likewise. * config/spu/spu.c: Likewise. * config/sparc/sparc.c: Likewise. * config/i386/i386.c: Likewise. * config/sh/sh.c: Likewise. * config/xtensa/xtensa.c: Likewise. * config/stormy16/stormy16.c: Likewise. * config/ia64/ia64.c: Likewise. * config/rs6000/rs6000.c: Likewise. * config/pa/pa.c: Likewise. * config/mips/mips.c: Likewise. From-SVN: r138207
* tree-ssa-propagate.c (set_rhs): Preserve the histogram and the eh region ↵Seongbae Park2008-05-281-4/+19
| | | | | | | | | | | | | information. 2008-05-28 Seongbae Park <seongbae.park@gmail.com> * tree-ssa-propagate.c (set_rhs): Preserve the histogram and the eh region information. * value-prof.c (gimple_move_stmt_histograms): New function. * value-prof.h (gimple_move_stmt_histograms): New function declaration. From-SVN: r136124
* tree.h: Update the table of flags used on tree nodes.Eric Botcazou2008-05-251-2/+2
| | | | | | | | | | | | | | | | | | | | * tree.h: Update the table of flags used on tree nodes. (TREE_NO_TRAMPOLINE): New accessor for static_flag. (SAVE_EXPR_RESOLVED_P): Use automatically-built access check. (FORCED_LABEL): Add access check. (CALL_EXPR_RETURN_SLOT_OPT): Likewise. (ASM_INPUT_P): Likewise. (ASM_VOLATILE_P): Likewise. (EH_FILTER_MUST_NOT_THROW): Access static_flag directly. (OMP_SECTION_LAST): Access private_flag directly. (OMP_RETURN_NOWAIT): Likewise. (OMP_PARALLEL_COMBINED): Likewise. (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly. (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise. * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access deprecated_flag directly. From-SVN: r135881
* tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking on deletion of ↵Richard Guenther2008-05-161-3/+4
| | | | | | | | | | | the last stmt. 2008-05-16 Richard Guenther <rguenther@suse.de> * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking on deletion of the last stmt. From-SVN: r135412
* tree-pass.h (current_pass): Declare.Richard Guenther2008-05-151-9/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2008-05-15 Richard Guenther <rguenther@suse.de> * tree-pass.h (current_pass): Declare. (get_pass_for_id): Likewise. * passes.c (passes_by_id, passes_by_id_size): New globals. (set_pass_for_id): New function. (get_pass_for_id): Likewise. (register_one_dump_file): Use set_pass_for_id to populate passes_by_id. (execute_function_todo): Flush per function statistics. * toplev.c (compile_file): Init statistics. (general_init): Do early statistics initialization. (finalize): Finish statistics. * statistics.h (statistics_early_init): Declare. (statistics_init): Likewise. (statistics_fini): Likewise. (statistics_fini_pass): Likewise. (statistics_counter_event): Likewise. (statistics_histogram_event): Likewise. * statistics.c: New file. * Makefile.in (OBJS-common): Add statistics.o. (statistics.o): Add dependencies. * doc/invoke.texi (-fdump-statistics): Document. * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event. (insert): Likewise. (execute_pre): Use statistics_counter_event. * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field. (substitute_and_fold): Increment it. Use statistics_counter_event. * gcc.dg/tree-ssa/loadpre7.c: Adjust scan for not performed transformation. * gcc.dg/tree-ssa/ssa-fre-10.c: Likewise. From-SVN: r135358
* tree-flow.h (vrp_evaluate_conditional): Change signature.Rafael Avila de Espindola2008-04-241-1/+11
| | | | | | | | | | | | | | | 2008-04-24 Rafael Espindola <espindola@google.com> * tree-flow.h (vrp_evaluate_conditional): Change signature. * tree-ssa-propagate.c (fold_predicate_in): Update call to vrp_evaluate_conditional. * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove. (vrp_evaluate_conditional): Split the cond argument. (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops. (simplify_stmt_for_jump_threading): Update call to vrp_evaluate_conditional. From-SVN: r134625
* tree-ssa-propagate.c (substitute_and_fold): Substitute statements in a ↵Richard Guenther2008-04-151-3/+33
| | | | | | | | | | | | | | | basic-block with a backward walk. 2008-04-15 Richard Guenther <rguenther@suse.de> * tree-ssa-propagate.c (substitute_and_fold): Substitute statements in a basic-block with a backward walk. Do not substitute into dead statements but instead remove those. * gcc.dg/fold-compare-2.c: Adjust testcase. * gcc.dg/tree-ssa/pr21086.c: Likewise. From-SVN: r134322
* tree-ssa-propagate.c (set_rhs): Fix typo.Eric Botcazou2007-11-271-5/+2
| | | | | | * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo. From-SVN: r130459
* tree-ssa-propagate.c (set_rhs): Remove the copied annotation from the ↵Laurynas Biveinis2007-08-311-0/+1
| | | | | | | | | | | original statement. 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com> * tree-ssa-propagate.c (set_rhs): Remove the copied annotation from the original statement. From-SVN: r127946
* Change copyright header to refer to version 3 of the GNU General Public ↵Nick Clifton2007-07-261-4/+3
| | | | | | License and to point readers at the COPYING3 file and the FSF's license web page. From-SVN: r126948
* tree-ssa-propagate.c (valid_gimple_expression_p): Match up with ↵Daniel Berlin2007-07-231-1/+1
| | | | | | | | | | | ccp_min_invariant. 2007-07-23 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with ccp_min_invariant. From-SVN: r126857
* tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expressionDaniel Berlin2007-07-181-4/+15
| | | | | | | | | | 2007-07-18 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR properly. From-SVN: r126721
* re PR tree-optimization/32589 (exp_dbug.adb:981: error: invalid array index)Eric Botcazou2007-07-111-10/+22
| | | | | | | | | | | | | | | | PR tree-optimization/32589 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule. * tree-gimple.c (is_gimple_min_invariant): Clarify head comment. * tree-ssa-propagate.c (valid_gimple_expression_p): New predicate, extracted from... (set_rhs): ...here. Call it for the expression on entry. * tree-ssa-propagate.h (valid_gimple_expression_p): Declare. * tree-ssa-sccvn.c: Include tree-ssa-propagate.h. (simplify_binary_expression): Use valid_gimple_expression_p to validate the simplification. * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h. From-SVN: r126545
* tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer predecessors ↵Ian Lance Taylor2007-04-171-3/+19
| | | | | | | | | at head rather than tail. * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer predecessors at head rather than tail. From-SVN: r123906
* tree-vrp.c: Include "intl.h".Ian Lance Taylor2007-03-081-3/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ./: * tree-vrp.c: Include "intl.h". (usable_range_p): New static function. (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for overflowed values, juts set *strict_overflow_p. (compare_values): Only return -2 if one of the operands is not a constant. (compare_ranges): Call usable_range_p. (compare_range_with_value): Likewise. (vrp_evaluate_conditional_warnv): Rename from vrp_evaluate_conditional. Make static. Change all callers. (vrp_evaluate_conditional): New function. (simplify_div_or_mod_using_ranges): Issue warning about reliance on signed overflow. (simplify_abs_using_ranges): Likewise. (simplify_stmt_for_jump_threading): Add within_stmt parameter. * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add within_stmt parameter. * tree-ssa-propagate.c (fold_predicate_in): Update call to vrp_evaluate_conditional. * tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts_at_dest): Change simplify parameter to take a second tree parameter. (simplify_control_stmt_condition): Likewise. (thread_across_edge): Likewise. * tree-flow.h (vrp_evaluate_conditional): Update declaration. (thread_across_edge): Likewise. * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h. testsuite/: * gcc.dg/no-strict-overflow-5.c: New test. * gcc.dg/no-strict-overflow-6.c: New test. * gcc.dg/Wstrict-overflow-11.c: New test. * gcc.dg/Wstrict-overflow-12.c: New test. * gcc.dg/Wstrict-overflow-13.c: New test. * gcc.dg/Wstrict-overflow-14.c: New test. * gcc.dg/Wstrict-overflow-15.c: New test. From-SVN: r122706
* Used signed infinities in VRP.Ian Lance Taylor2007-03-021-1/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * tree-vrp.c (uses_overflow_infinity): New static function. (supports_overflow_infinity): New static function. (make_overflow_infinity): New static function. (negative_overflow_infinity): New static function. (positive_overflow_infinity): New static function. (is_negative_overflow_infinity): New static function. (is_positive_overflow_infinity): New static function. (is_overflow_infinity): New static function. (overflow_infinity_range_p): New static function. (compare_values_warnv): New function split out of compare_values. (compare_value): Call it. (set_value_range_to_nonnegative): Add overflow_infinity parameter. Change caller. (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter. Change callers. (vrp_expr_computes_nonzero): Likewise. (compare_ranges, compare_range_with_value): Likewise. (compare_name_with_value, compare_names): Likewise. (vrp_evaluate_conditional): Likewise. (set_value_range): Handle infinity (vrp_operand_equal_p, operand_less_p): Likewise. (extract_range_from_assert): Likewise. (vrp_int_const_binop): Likewise. (extract_range_from_binary_expr): Likewise. (extract_range_from_unary_expr): Likewise. (extract_range_from_comparison): Likewise. (extract_range_from_expr): Likewise. (dump_value_range): Likewise. (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise. (test_for_singularity): Likewise. (vrp_int_const_binop): Remove inline qualifier. (adjust_range_with_scev): Add comment. * tree-flow.h (vrp_evaluate_conditional): Update declaration. From-SVN: r122487
* re PR middle-end/30833 (ICE with -fdump-tree-all)Sandra Loosemore2007-02-181-1/+10
| | | | | | | | | | | 2007-02-18 Sandra Loosemore <sandra@codesourcery.com> PR middle-end/30833 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed during CALL_EXPR representation conversion. * tree-ssa-propagate.c (set_rhs): Likewise. From-SVN: r122122
* tree-ssa-ccp.c (ccp_finalize): Return if something changed.Jan Hubicka2007-01-181-3/+8
| | | | | | | | | | * tree-ssa-ccp.c (ccp_finalize): Return if something changed. (execute_ssa_ccp): Return flags conditionally. * tree-ssa-propagate.c (substitue_and_fold): Return if something was changed. * tree-ssa-propagate.h (substitute_and_fold): Update prototype. From-SVN: r120894
* [multiple changes]Diego Novillo2006-12-111-8/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2006-12-11 Diego Novillo <dnovillo@redhat.com> * doc/tree-ssa.texi: Update documentation for virtual operands and the use of push_stmt_changes/pop_stmt_changes. * doc/invoke.texi: Remove documentation for params global-var-threshold. Update documentation on max-aliased-vops. * tree-into-ssa.c: Cleanup comments, variables and spacing in various functions. (regs_to_rename): Declare. (mem_syms_to_rename): Declare. (dump_update_ssa): Declare. (debug_update_ssa): Declare. (dump_names_replaced_by): Declare. (debug_names_replaced_by): Declare. (dump_def_blocks): Declare. (debug_def_blocks): Declare. (dump_defs_stack): Declare. (debug_defs_stack): Declare. (dump_currdefs): Declare. (debug_currdefs): Declare. (mark_def_sites): Do not handle virtual operands. (compute_idf): Rename from find_idf. Update users. (register_new_def): Make local. Convert second argument to 'tree'. Use BLOCK_DEFS_STACK directly. If pushing a non-register, also push the underlying symbol. (rewrite_stmt): Do not handle virtual operands. (dump_tree_ssa): Call dump_def_blocks, dump_defs_stack, dump_currdefs and dump_tree_ssa_stats. (dump_tree_ssa_stats): Also dump REPL_TBL. (replace_use): Remove. Update all users to call SET_USE instead. (rewrite_blocks): Move code to free memory to fini_ssa_renamer. (mark_def_site_blocks): Move initialization code to init_ssa_renamer. (init_ssa_renamer): New. (fini_ssa_renamer): New. (rewrite_into_ssa): Call them. (prepare_block_for_update): Process SSA_OP_ALL_USES first and SSA_OP_ALL_DEFS later. Do not process virtual operands separately. (dump_update_ssa): Call dump_decl_set. (init_update_ssa): Initialize regs_to_rename and mem_syms_to_rename. Call init_ssa_renamer. (delete_update_ssa): Call fini_ssa_renamer. Free blocks_with_phis_to_rewrite. (mark_sym_for_renaming): If the variable has sub-variables, also mark them. If the variable belongs to a partition, also mark it. (mark_set_for_renaming): Call mark_sym_for_renaming on every symbol in the set. (switch_virtuals_to_full_rewrite): Call mark_set_for_renaming. (update_ssa): Separate syms_to_rename into regs_to_rename and mem_syms_to_rename. * tree-dump.c (dump_options): Add TDF_MEMSYMS. * tree-pretty-print.c (debug_generic_expr): Add TDF_MEMSYMS. (debug_generic_stmt): Likewise. (debug_tree_chain): Likewise. (dump_symbols): New. (dump_generic_node): Check for TDF_MEMSYMS. Handle MEMORY_PARTITION_TAG. If the statement references memory and TDF_MEMSYMS is given, call dump_symbols. Indicate default names with (D). (dump_vops): Update for new virtual operator format. * tree.c (init_ttree): Add MEMORY_PARTITION_TAG to tree_contains_struct. (tree_code_size): Handle MEMORY_PARTITION_TAG. (tree_node_structure): Likewise. (needs_to_live_in_memory): Handle SSA names. * tree.h (MTAG_P): Likewise. (struct tree_memory_partition_tag): Declare. (MPT_SYMBOLS): Define. (union tree_node): Add field 'mpt'. * treestruct.def (TS_MEMORY_PARTITION_TAG): Define. * tree.def (MEMORY_PARTITION_TAG): Define. * tree-pass.h (TDF_MEMSYMS): Define. * params.h (GLOBAL_VAR_THRESHOLD): Remove. * tree-ssa-alias.c: Include pointer-set.h (struct alias_map_d): Remove fields total_alias_vops, grouped_p and may_aliases. Update all users. (struct mp_info_def): Declare. (mp_info_t): New type. (get_smt_for): Rename from get_tmt_for. Update all users. (add_may_alias): Add argument ALREADY_ADDED. If given, use it to avoid adding duplicate entries to alias sets. (replace_may_alias): Remove. Update all users. (total_alias_vops_cmp): Remove. Update all users. (group_aliases_into): Remove. Update all users. (tree_pointer_compare): Remove. Update all users. (compact_name_tags): Remove. Update all users. (group_aliases): Remove. Update all users. (mark_non_addressable): Move from tree-flow-inline.h. Remove the symbol from the partition holding it, if needed. (dump_mp_info): New. (debug_mp_info): New. (sort_mp_info): New. (create_partition_for): New. (rewrite_alias_set_for): New. (compute_memory_partitions): New. (compute_may_aliases): Call it. (init_alias_info): If computing aliases for the first time, mark every memory symbol for renaming. (have_common_aliases_p): New. (compute_flow_insensitive_aliasing): Call it. (setup_pointers_and_addressables): Do not cache num_referenced_vars. For register promoted symbols, mark their former partition for renaming. (maybe_create_global_var): Only create .GLOBAL_VAR if there are no call-clobbered variables and a mix of pure and non-pure functions were found. (may_alias_p): Tidy comments. (create_tag_raw): Remove unused variable new_type. (dump_alias_info): call dump_memory_partitions. (dump_points_to_info_for): Call dump_decl_set. (may_be_aliased): Tidy comments and formatting. * timevar.def (TV_MEMORY_PARTITIONING): Define. * tree-vectorizer.c (vect_memsyms_to_rename): Rename from vect_vnames_to_rename. Set DECL_UIDs instead of SSA name versions in it. (slpeel_update_phi_nodes_for_guard1): Ignore memory PHIs. * tree-vect-transform.c (vect_transform_loop): Call mark_set_for_renaming with vect_memsyms_to_rename. * tree-flow-inline.h (zero_imm_uses_p): New. (memory_partition): New. (set_memory_partition): New. (factoring_name_p): New. (symbol_mem_tag): New. Update every function that used to access the annotation directly. (set_symbol_mem_tag): Likewise. * tree-ssa-copy.c (may_propagate_copy): Allow copies between a partition and a symbol as long as the symbol belongs to the partition. (merge_alias_info): Ignore merge requests when memory partitions are involved. * tree-ssa.c (verify_ssa_name): Check that default definitions have empty defining statements. (verify_use): Remove argument IS_VIRTUAL. Don't call verify_ssa_name. (verify_phi_args): Call verify_ssa_name. (verify_flow_insensitive_alias_info): Handle MPTs. (verify_flow_sensitive_alias_info): Likewise. (verify_name_tags): Likewise. (verify_call_clobbering): Likewise. (verify_ssa): Check for VOPs only after aliasing information is available. Check virtuals and real operands separately. Call verify_ssa_name on every operand. (stmt_references_memory_p): Move to tree-ssa-operands.c. (walk_use_def_chains_1): Guard against NULL PHI arguments. * tree-ssa-operands.c (stmt_references_memory_p): Move from tree-ssa.c. (get_mpt_for): New. (dump_memory_partitions): New. (debug_memory_partitions): New. * tree-flow.h (struct var_ann_d): Add field mpt. (struct stmt_ann_d): Add bitfield references_memory. * Makefile.in (tree-ssa-structalias.o): Include pointer-set.h (tree-ssa-alias.o): Likewise. * tree-ssa-structalias.c: (update_alias_info): Use STORED_SYMS to determine which variables are being written to by the store operation. * tree-ssa-structalias.h (struct alias_info) <total_alias_vops>: Remove. Update all users. <written_vars>: Change to a pointer set. Update all users. <dereferenced_ptrs_store>: Likewise. <dereferenced_ptrs_load>: Likewise. (NUM_REFERENCES): Remove. Update all users. (NUM_REFERENCES_CLEAR): Remove. Update all users. (NUM_REFERENCES_INC): Remove. Update all users. (NUM_REFERENCES_SET): Remove. Update all users. * params.def (PARAM_GLOBAL_VAR_THRESHOLD): Remove. Update all users. (PARAM_MAX_ALIASED_VOPS): Set to 10. * tree-ssanames.c (make_ssa_name): Initialize SSA_NAME_IS_DEFAULT_DEF to 0. 2006-12-11 Aldy Hernandez <aldyh@redhat.com> * tree-ssa-dse.c (aggregate_vardecl_d): New. (dse_global_data): Add aggregate_vardecl field. (dse_possible_dead_store_p): New. Add prev_defvar variable. Allow immediate uses and previous immediate uses to differ if they are setting different parts of the whole. (get_aggregate_vardecl): New. (dse_record_partial_aggregate_store): New. (dse_whole_aggregate_clobbered_p): New. (dse_partial_kill_p): New. (dse_optimize_stmt): Abstract code checking a possible dead store into new function dse_possible_dead_store_p(). Call dse_maybe_record_aggregate_store(). When checking whether a STMT and its USE_STMT refer to the same memory address, check also for partial kills that clobber the whole. Move some variable definitions to the block where they are used. (aggregate_vardecl_hash): New. (aggregate_vardecl_eq): New. (aggregate_vardecl_free): New. (aggregate_whole_store_p): New. (tree_ssa_dse): Initialize and free aggregate_vardecl. Mark which aggregate stores we care about. 2006-12-11 Andrew Macleod <amacleod@redhat.com> * tree-ssa-operands.h (struct vuse_element_d): Declare. (vuse_element_t): Declare. (struct vuse_vec_d): Declare. (vuse_vec_p): Declare. (VUSE_VECT_NUM_ELEM): Define. (VUSE_VECT_ELEMENT_NC): Define. (VUSE_ELEMENT_PTR_NC): Define. (VUSE_ELEMENT_VAR_NC): Define. (VUSE_VECT_ELEMENT): Define. (VUSE_ELEMENT_PTR): Define. (VUSE_ELEMENT_VAR): Define. (struct maydef_optype_d) <use_var>: Remove. <use_ptr>: Remove. <usev>: Add. (struct vuse_optype_d) <kill_var>: Remove. <use_ptr>: Remove. <usev>: Add. (struct mustdef_optype_d) <kill_var>: Remove. <use_ptr>: Remove. <usev>: Add. (VUSE_OP_PTR): Add argument. Use VUSE_ELEMENT_PTR. (VUSE_OP): Add argument. Use VUSE_ELEMENT_PTR. (VUSE_NUM): Define. (VUSE_VECT): Define. (MAYDEF_OP_PTR): Add argument. Use VUSE_OP_PTR. (MAYDEF_OP): Add argument. Use VUSE_OP. (MAYDEF_NUM): Define. (MAYDEF_VECT): Define. (MUSTDEF_KILL_PTR): Use VUSE_OP_PTR. (MUSTDEF_KILL): Use VUSE_OP. (MUSTDEF_NUM): Define. (MUSTDEF_VECT): Define. (realloc_maydef): Declare. (realloc_vuse): Declare. (struct ssa_operand_iterator_d) <vuse_index>: Add. <mayuse_index>: Add. (LOADED_SYMS): Define. (STORED_SYMS): Define. (FOR_EACH_SSA_MUSTDEF_OPERAND): Call op_iter_next_mustdef. * tree-into-ssa.c: Adapt for multi-operand V_MAY_DEF and VUSE operators. * tree-pretty-print.c: Likewise. * tree-ssa-dse.c: Likewise. * tree-flow-inline.h: Likewise. (op_iter_next_mustdef): New. * tree-ssa-operands.c: Likewise. (ALLOC_OPTYPE): Remove. Update all users. (alloc_def): New. (alloc_use): New. (alloc_maydef): New. (alloc_vuse): New. (alloc_mustdef): New. (realloc_maydef): New. (realloc_vuse): New. 2006-12-11 Aldy Hernandez <aldyh@redhat.com> * tree-ssa-operands.c: Remove build_v_must_defs. (init_ssa_operands): Delete build_v_must_defs. (finalize_ssa_v_must_def_ops): Remove. (finalize_ssa_v_must_defs): Remove. (finalize_ssa_stmt_operands): Do not call finalize_ssa_v_must_defs. (start_ssa_stmt_operands): Do not check build_v_must_defs. (append_v_must_def): Delete. (copy_virtual_operands): Do not copy V_MUST_DEFs. (get_modify_expr_operands): Remove reference to V_MUST_DEF from comment. Remove opf_kill_def. (build_ssa_operands): Remove references to v_must_defs. (copy_virtual_operands): Same. (copy_virtual_operands): Same. (fini_ssa_operands): Same. (free_ssa_operands): Same. (add_mustdef_op): Remove. Remove mustdef_optype_p. (alloc_mustdef): Remove. Remove references to V_MUST_DEFs in comment at top of file. (get_expr_operands): Remove opf_kill_def. (opf_kill_def): Remove. (add_virtual_operand): Remove opf_kill_def. (get_indirect_ref_operands): Same. (get_tmr_operands): Same. * tree-vectorizer.c (rename_variables_in_bb): Remove SSA_OP_ALL_KILLS. * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Remove SSA_OP_ALL_KILLS. (check_loop_closed_ssa_stmt): Same. * tree-ssa.c (verify_def): Remove V_MUST_DEF from comment. (verify_use): Same. (verify_ssa): Remove V_MUST_DEFs traces. (verify_ssa): Remove SSA_OP_ALL_KILLS. * tree-into-ssa.c (mark_def_sites): Change SSA_OP_VMUSTDEF to SSA_OP_VMAYDEF. (rewrite_update_stmt): Remove SSA_OP_VIRTUAL_KILLS. (rewrite_stmt): Remove SSA_OP_ALL_KILLS. * tree-ssa-operands.h (struct stmt_operands_d): Remove V_MUST_DEF references. (MUSTDEF_OPS): Remove. (SSA_OP_VMUSTDEF): Remove. (FOR_EACH_SSA_MUSTDEF_OPERAND): Remove. (struct mustdef_optype_d): Remove. Remove mustdef_optype_p. (struct stmt_operands_d): Remove mustdef_ops. (ssa_operand_iterator_d): Remove mustdefs and mustkills. (SSA_OP_VIRTUAL_DEFS): Remove SSA_OP_VMUSTDEF. (MUSTDEF_RESULT_PTR): Remove. (MUSTDEF_RESULT): Remove. (MUSTDEF_KILL_PTR): Remove. (MUSTDEF_KILL): Remove. (MUSTDEF_NUM): Remove. (MUSTDEF_VECT): Remove. (SSA_OP_VIRTUAL_KILLS): Remove. (SSA_OP_ALL_VIRTUALS): Remove SSA_OP_VIRTUAL_KILLS. (SSA_OP_VMUSTKILL): Remove. (SSA_OP_ALL_KILLS): Remove. (SSA_OP_ALL_OPERANDS): Remove SSA_OP_ALL_KILLS. * tree-flow-inline.h (op_iter_init_def): Remove SSA_OP_VIRTUAL_KILLS. (delink_stmt_imm_use): Remove SSA_OP_ALL_KILLS. * tree-ssa-pre.c (compute_rvuse_and_antic_safe): Remove SSA_OP_VIRTUAL_KILLS. * tree-ssa-loop-im.c (determine_max_movement): Remove SSA_OP_VIRTUAL_KILLS. (gather_mem_refs_stmt): Same. (gather_mem_refs_stmt): Same. * tree-ssa-dce.c (mark_really_necessary_kill_operand_phis): Delete. (perform_tree_ssa_dce): Remove call to mark_really_necessary_kill_operand_phis. * tree-flow-inline.h (op_iter_init): Remove setting of mustdefs and mustkills. (op_iter_next_use): Do not check mustkills. (op_iter_next_def): Do not check mustdefs. (op_iter_next_tree): Do not check mustkills or mustdefs. (clear_and_done_ssa_iter): Do not set mustdefs or mustkills. (op_iter_next_maymustdef): Do not check mustkills. (op_iter_init_must_and_may_def): Remove SSA_OP_VMUSTKILL. (op_iter_init_mustdef): Remove. * tree-ssa-live.c (create_ssa_var_map): Change SSA_OP_VMUSTDEF to SSA_OP_VMAYDEF. * tree-ssa-dse.c (dse_optimize_stmt): Remove SSA_OP_VMUSTDEF. * tree-ssa-ccp.c: Remove V_MUST_DEF traces from comments. (visit_assignment): Same. * tree-ssa-copy.c (copy_prop_visit_assignment): Same. * tree-sra.c (mark_all_v_defs_1): Remove V_MUST_DEF from comment. * tree-outof-ssa.c (check_replaceable): Remove SSA_OP_VMUSTDEF. * tree-pretty-print.c (dump_vops): Remove printing of V_MUST_DEF. Remove kill_p variable. * tree-dfa.c (struct dfa_stats_d): Remove num_v_must_defs. (dump_dfa_stats): Remove code related to V_MUST_DEFs. (collect_dfa_stats_r): Do not set num_v_must_defs. (mark_new_vars_to_rename): Remove v_must_defs_{before,after} code. * tree-into-ssa.c (mark_def_sites): Change SSA_OP_VMUSTKILL to SSA_OP_VMAYUSE. * tree-ssa-pre.c (compute_rvuse_and_antic_safe): Remove SSA_OP_VMUSTDEF and SSA_OP_VMUSTKILL. * tree-ssa-propagate.c (stmt_makes_single_store): Remove SSA_OP_VMUSTDEF. From-SVN: r119760
* tree-ssa-operands.h (create_ssa_artificial_load_stmt): Rename from ↵Diego Novillo2006-12-111-5/+11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | create_ssa_artficial_load_stmt. * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Rename from create_ssa_artficial_load_stmt. Update all users. * tree-into-ssa.c (register_new_def): Make static. * tree.c (is_global_var): Handle SSA_NAMEs. * tree.h (SSA_NAME_IS_DEFAULT_DEF): Define. Update all users that used to call gimple_default_def. * tree-ssa-operands.c (push_stmt_changes): New. (pop_stmt_changes): New. Update every pass that modifies statements to bracket modifications with push_stmt_changes/pop_stmt_changes. (discard_stmt_changes): New. * tree-ssa-dom.c (stmts_to_rescan): Change to stack of 'tree *' instead of 'tree'. Update all users. * tree-flow-inline.h (zero_imm_uses_p): New. (symbol_mem_tag): New. Update every function that used to access the annotation directly. (set_symbol_mem_tag): Likewise. * tree-dfa.c (dump_variable): Always show the escape mask. (mark_symbols_for_renaming): Rename from mark_new_vars_to_rename. Update all users. Only mark to rename naked symbols in real and virtual operands. From-SVN: r119746
* Merge gimple-tuples-branch into mainline.Aldy Hernandez2006-12-051-26/+31
| | | | From-SVN: r119546
* Privatize SSA variables into gimple_df.Jan Hubicka2006-11-281-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * tree-flow-inline.h (gimple_in_ssa_p, gimple_aliases_computed_p, gimple_addressable_vars, gimple_call_clobbered_vars, gimple_referenced_vars, gimple_global_var, gimple_nonlocal_all): New accessors. (first_referenced_var): Update. (mark_stmt_modified): Update. (is_call_clobbered): Update. (mark_call_clobbered): Update. (clear_call_clobbered): Update. (mark_non_addressable): Update. * tree-vrp.c (get_value_range): Update. * tree-into-ssa.c (in_ssa_p): Kill. (get_default_def_for): Update. (rewrite_into_ssa): Update. * tree-complex.c (init_parameter_lattice_values): Update. (update_complex_assignment): Update. (update_parameter_components): Update. (expand_complex_libcall): Update. (expand_complex_operations_1): Update. * tree-tailcall.c (arg_needs_copy_p): Update. (add_virtual_phis): Update. (tree_optimize_tail_calls_1): Update. * tree-ssa-dse.c (memory_ssa_name_same): Update. * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Update. * tree-ssa-math-opts.c (execute_cse_reciprocals): Update. * tree-ssa-propagate.c (set_rhs): Update. * tree-ssa-alias.c (aliases_computed_p, call_clobbered_vars, addressable_vars, global_var):Kill. (set_initial_properties): Update. (init_alias_info): Update. (finalize_ref_all_pointers): Update. (setup_pointers_and_addressables): Update. (maybe_create_global_var): Update. (create_global_var): Update. (dump_points_to_info): Update. * function.h (struct gimple_df): Forward declare. (struct function): Add GIMPLE_DF field. * gimplify.c (force_gimple_operand): Update. * tree-dfa.c (referenced_vars, default_defs): KIll. (make_rename_temp): Update. (dump_variable): Update. (referenced_var_lookup): Update. (referenced_var_check_and_insert): Update. (default_def): Rename to ... (gimple_default_def): ... this one; accept cfun argument. (set_default_def): Update. * tree-cfgcleanup.c (modified_noreturn_calls): Kill. (cleanup_control_flow): Update. * tree-ssa-pre.c (compute_avail): Update * tree-ssa-live.c (calculate_live_on_entry): Update. * tree-ssa.c (verify_use): Update. (verify_call_clobbering): Update. (verify_call_clobbering): Update. (init_tree_ssa): Update. (delete_tree_ssa): Update. * tree-outof-ssa.c (coalesce_ssa_name): Update. (rewrite_out_of_ssa): Update. * tree-flow.h (gimple_df): New structure collecting dataflow variables. (FREE_SSANAMES, SSANAMES, MODIFIED_NORETURN_CALLS, DEFAULT_DEFS): New private accessors. (in_ssa_p, modified_noreturn_calls, referenced_vars, default_defs, ssa_names, global_var, nonlocal_all, call_clobbered_vars, addressable_vars, aliases_computed_p): Kill. (default_def): Rename to... (gimple_default_def): ... this one. (defaule_def_fn): Kill. (num_referenced_vars, ssa_names, num_ssa_names): Update. * tree-ssa-structalias.c (nonlocal_all): Kill. (get_constraint_exp_from_ssa_var): Update. (create_nonlocal_var): Update. (get_constraint_for): Update. (update_alias_info): Update. (find_global_initializers): Update. (intra_create_variable_infos): Update. (intra_create_variable_infos): (find_what_p_points_to): Update. (init_alias_heapvars): Update. * tree-cfg.c (remove_bb): Update. (gimplify_val): Update. * tree-ssa-reassoc.c (get_rank): Update. (init_reassoc): Update. * tree-ssanames.c: Do not include gt-tree-ssanames.h (ssa_names, free_ssanames): Kill. (init_ssanames): Update. (make_ssa_name): Update. (release_ssa_name): Update. (release_defs): Update. (replace_ssa_name_symbol): Update. * tree-ssa-operands.c (access_can_touch_variable): Update. (add_virtual_operand): Update. (add_call_clobber_ops): Update. (add_call_read_ops): Update. (get_call_expr_operands): Update. (get_asm_expr_operands): Update. From-SVN: r119294
* tree-ssa-propagate.c (set_rhs): Restructure validity tests as a test for ↵Roger Sayle2006-11-081-13/+61
| | | | | | | | | | | | | | | inclusion rather than as a test for... * tree-ssa-propagate.c (set_rhs): Restructure validity tests as a test for inclusion rather than as a test for exclusion. * tree-ssa-ccp.c (fold_stmt_r) <COND_EXPR>: Use set_rhs to modify the condition after calling fold_binary. * fold-const.c (fold_inf_compare): Remove in_gimple_form check. (fold_binary) <LT_EXPR, GT_EXPR, LE_EXPR, GE_EXPR>: Likewise. * builtins.c (fold_builtin_isascii): Likewise. (fold_builtin_isdigit): Likewise. From-SVN: r118593
* tree-ssa-propagate.c (set_rhs): Copy EXPR_LOCATION if needed.Jakub Jelinek2006-09-221-0/+7
| | | | | | | * tree-ssa-propagate.c (set_rhs): Copy EXPR_LOCATION if needed. From-SVN: r117134
* re PR tree-optimization/29059 (ICE: verify_stmts failed (invalid operand to ↵Andrew Pinski2006-09-161-1/+2
| | | | | | | | | | | | | | | | | | | | unary operator ""[0];)) 2006-09-16 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/29059 * gcc.c-torture/compile/strcpy-1.c: New test. * gcc.c-torture/compile/strcpy-2.c: New test. * gcc.c-torture/compile/memcpy-1.c: New test. * gcc.c-torture/compile/memcpy-2.c: New test. 2006-09-16 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/29059 * tree-ssa-propagate.c (set_rhs): Reject MODIFY_EXPR right away for the expr argument. From-SVN: r116997
* re PR tree-optimization/26672 (ICE in op_iter_init, triggered by ↵Richard Guenther2006-03-141-1/+2
| | | | | | | | | | | | | | printf->puts optimization) 2006-03-14 Richard Guenther <rguenther@suse.de> PR tree-optimization/26672 * tree-ssa-propagate.c (set_rhs): Don't walk DEFs if not in SSA form. * gcc.dg/torture/pr26672.c: New testcase. From-SVN: r112050
* tree-vrp.c (test_for_singularity): Correct test for new min limit.Jeff Law2006-01-181-9/+12
| | | | | | | | | | | | | | | | | | | * tree-vrp.c (test_for_singularity): Correct test for new min limit. Use operand_equal_p rather than pointer equality for testing if new min/max values are equal. * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications using range information until after propagation and folding. * gcc.c-torture/execute/930529-1.x: Use -fwrapv as test depends on wrapping on overflow semantics. * gcc.dg/tree-ssa/pr23109.c: Remove the .lim file too. * gcc.gc/tree-ssa/vrp23.c: New test. * gcc.gc/tree-ssa/vrp24.c: New test. From-SVN: r109904
* tree-ssa-propagate.c (cfg_blocks): Change the type to VEC(basic_block,heap) *.Kazu Hirata2006-01-031-11/+18
| | | | | | | | | * tree-ssa-propagate.c (cfg_blocks): Change the type to VEC(basic_block,heap) *. (cfg_blocks_add, cfg_blocks_get, ssa_prop_init, ssa_prop_fini): Adjust the uses of cfg_blocks. From-SVN: r109266
* tree.c (recompute_tree_invariant_for_addr_expr): Rename from ↵Diego Novillo2005-12-091-1/+1
| | | | | | | | | | recompute_tree_invarant_for_addr_expr. * tree.c (recompute_tree_invariant_for_addr_expr): Rename from recompute_tree_invarant_for_addr_expr. Update uses everywhere. From-SVN: r108316
* re PR tree-optimization/22484 (ICE: verify_stmts failed with -O3)Andrew Pinski2005-07-251-0/+2
| | | | | | | | | | | | | | | 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/22484 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions after fold. * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands. 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/22484 * testsuite/g++.dg/opt/loop2.C: New test. From-SVN: r102369
* re PR tree-optimization/22329 (VRP produces mis-matched (non compatible) ↵Andrew Pinski2005-07-081-1/+8
| | | | | | | | | | | | | | | | types in MODIFY_EXPR) 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/22329 * gcc.dg/pr22329.c: New test. 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/22329 * tree-ssa-propagate.c (fold_predicate_in): Convert the value to the correct type if we have a MODIFY_EXPR. From-SVN: r101789