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2000-02-28lcm.c: Minor reformatting throughout.Richard Kenner1-159/+151
* lcm.c: Minor reformatting throughout. (reg_dies, reg_becomes_live): Properly handle multiple hard regs. From-SVN: r32234
2000-02-18bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned.Richard Kenner1-1/+11
* bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned. * cppinit.c (new_pending_define): Add cast to avoid warning. * expmed.c (extract_bit_field): Likewise. * flow.c (enum reorder_skip_type): New type. (skip_insns_between_blcok): New it. Rework to avoid warning about possibly undefined variable. * function.c (assign_parms): Make thisparm_boundary unsigned. * genrecog.c (write_switch): Cast XWINT result to int. * lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING. * mips-tfile.c (init_file): Make two versions of FDR intializer: one for MIPS and one for Alpha. (get_tag, copy_object): Add casts to avoid warnings. * optabs.c (init_one_libfunc): Cast NAME to (char *). * reload.c (find_reloads): Make TYPE enum reload_type. * sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L". * unroll.c (unroll_loop): Initialize UNROLL_NUMBER. * varasm.c (compare_constant_1): Add cast to avoid warning. * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC to (char *). (alpha_expand_unaligned_load, alpha_expand_unaligned_store): Cast switch operand of size to int. (alpha_expand_epilogue): Always initialize fp_offset and sa_reg. * config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort in unhandled case. From-SVN: r32060
2000-02-15Makefile.in (lcm.o): Depend on insn-attr.h.J"orn Rennecke1-0/+459
* Makefile.in (lcm.o): Depend on insn-attr.h. * basic-block.h (optimize_mode_switching): Declare. * lcm.c (tm_p.h, insn-attr.h): #include. (seginfo, bb_info): New structs. (antic, transp, comp, delete, insert) : New file-scope static variables. (new_seginfo, add_seginfo, make_preds_opaque, reg_dies): New functions. (reg_becomes_live, optimize_mode_switching): Likewise. * tm.texi: Add description of mode switching macros. * toplev.c (rest_of_compilation): Call optimize_mode_switching. * sh-protos.h (remove_dead_before_cse): Remove prototype. (fldi_ok, fpscr_set_from_mem): New prototypes. * sh.h (OPTIMIZATION_OPTION): Remove sh_flag_remove_dead_before_cse set. (CONST_DOUBLE_OK_FOR_LETTER_P, SECONDARY_INPUT_RELOAD_CLASS): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD). (sh_flag_remove_dead_before_cse): Remove declaration. (NUM_MODES_FOR_MODE_SWITCHING, OPTIMIZE_MODE_SWITCHING): New macros. (MODE_USES_IN_EXIT_BLOCK, MODE_NEEDED, MODE_AT_ENTRY): Likewise. (MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise. * sh.c (broken_move): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD). (barrier_align): Allow for JUMP_INSNS containing a parallel. (machine_dependent_reorg): Remove sh_flag_remove_dead_before_cse set. (fldi_ok): New function. (get_fpscr_rtx): Add fpscr_rtx as GC root. (emit_sf_insn): Only generate fpu switches when optimize < 1. (emit_df_insn): Likewise. (expand_fp_branch, emit_fpscr_use, remove_dead_before_cse): Delete. (sh_flag_remove_dead_before_cse): Delete. (get_free_reg, fpscr_set_from_mem): New functions. * sh.md (movdf, movsf): Remove no_new_pseudos code. (return): Remove emit_fpscr_use / remove_dead_before_cse calls. Co-Authored-By: Andrew MacLeod <amacleod@cygnus.com> From-SVN: r31990
2000-01-17Update copyrightsKaveh Ghazi1-1/+1
From-SVN: r31465
2000-01-17ggc-common.c: PROTO -> PARAMS.Kaveh R. Ghazi1-7/+7
* ggc-common.c: PROTO -> PARAMS. * ggc-page.c: Likewise. * ggc-simple.c: Likewise. * ggc.h: Likewise. * global.c: Likewise. * graph.c: Likewise. * gthr-win32.h: Likewise. * haifa-sched.c: Likewise. * halfpic.h: Likewise. * integrate.c: Likewise. * integrate.h: Likewise. * jump.c: Likewise. * lcm.c: Likewise. * local-alloc.c: Likewise. * loop.c: Likewise. * loop.h: Likewise. From-SVN: r31458
1999-11-30lcm.c (compute_laterin): Cast bb->aux to size_t not int.Richard Henderson1-2/+2
* lcm.c (compute_laterin): Cast bb->aux to size_t not int. (compute_nearerout): Likewise. * ggc-page.c (ggc_page_print_statistics): Explicitly cast size_t to unsigned long for formatting. From-SVN: r30728
1999-11-15ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long for printing.Richard Henderson1-10/+11
* ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long for printing. * ggc.h (struct ggc_statistics): Rearrange elements for better packing on 64-bit hosts. * lcm.c (compute_laterin): Store a size_t not an int in bb->aux. (compute_nearerout): Likewise. From-SVN: r30547
1999-11-14gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.Jeffrey A Law1-0/+14
* gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument. All callers changed. (pre_expr_reaches_here_p_work): Likewise. (pre_edge_insert): No longer call pre_expr_reaches_here_p. * lcm.c (compute_laterin): Fix initialization of LATER. (compute_nearerout): Similarly for NEARER. From-SVN: r30528
1999-11-11flow.c (compute_flow_dominators): Initially put all blocks on the worklist.Jeffrey A Law1-16/+20
* flow.c (compute_flow_dominators): Initially put all blocks on the worklist. * lcm.c (compute_antinout_edge, compute_available): Similarly. * gcse.c (compute_cprop_avinout): Remove. (compute_cprop_data): Use compute_available. (delete_null_pointer_checks_1): Use compute_available. From-SVN: r30484
1999-11-10basic-block.h (compute_available): Returns a void now.Jeffrey A Law1-184/+280
* basic-block.h (compute_available): Returns a void now. * gcse.c (one_classic_gcse_pass): Do not expect compute_available to return a value anymore. * lcm.c (compute_available, compute_antinout_edge): Revamp to use worklists. Fix boundary cases. Compute maximal solutions. (compute_laterin, compute_nearerout): Similarly. From-SVN: r30482
1999-11-03fix-header.c (recognized_extern, [...]): Constify a char*.Kaveh R. Ghazi1-6/+5
* fix-header.c (recognized_extern, recognized_function): Constify a char*. * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'. (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED. (compute_available): Remove unused variable `last'. (compute_nearerout): Remove unused variable `temp_bitmap'. (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED. Remove unused variable `x'. * scan.h (recognized_function, recognized_extern): Constify a char*. * simplify-rtx.c (simplify_rtx): Remove unused variable `new'. From-SVN: r30380
1999-10-17basic-block.h (pre_edge_lcm, [...]): Prototype for exported functions.Andrew MacLeod1-578/+461
* basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available): Prototype for exported functions. (pre_lcm, pre_rev_lcm): Remove prototypes. * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters. (compute_available): Move to lcm.c, and change parameter order. (one_classic_gcse_pass): Call compute_ae_kill with parameters. (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete. (gcse_main): No longer call compute_preds_succs. Rebuild the set table after reach pre pass. (pre_insert_map, pre_delete_map, edge_list): New. (alloc_pre_mem): Allocate edge vectors. (free_pre_mem): Delete edge vectors. (compute_pre_data): Call new edge based lcm routines. (process_insert_insn): New function. (insert_insn_end_bb): Use it. (pre_edge_insert): New function. (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as needed. (pre_insert_copies): Revamp using new edge based lcm outputs. (pre_delete): Likewise. (one_pre_gcse_pass): Insert & remove fake edges to the exit block. (compute_code_hoist_vbeinout): New new edge based routines. * lcm.c: Remove all the old LCM functions. Replace with new ones that work with the new cfg datastructures and work with edges instead of blocks. From-SVN: r30055
1999-03-10lcm.c: New file.Jeffrey A Law1-0/+799
* lcm.c: New file. * Makefile.in (OBJS): Add lcm.o (lcm.o): Add dependencies. From-SVN: r25679