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  1. 11 Apr, 2001 14 commits
  3. 10 Apr, 2001 11 commits
  5. 09 Apr, 2001 15 commits
    • Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro. · fa9518de 
              2001-04-29  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

        * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
        (LIB2ADD_ST): New macro, pass it to mklibgcc.
        * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
        (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
        * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.

From-SVN: r41215
      Franz Sirl committed
    • i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one. · d4f33f6c 
      2001-04-09  Bo Thorsen  <bo@suse.co.uk>

	* config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.

From-SVN: r41211
      Bo Thorsen committed
    • output.h (set_block_num): Missed it earlier, remove deprecated prototype. · 5b3ad99f 
      
2001-04-09  Andrew MacLeod  <amacleod@redhat.com>

	* output.h (set_block_num): Missed it earlier, remove deprecated
	prototype.

From-SVN: r41210
      Andrew MacLeod committed
    • gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p. · e2d2ed72 
      2001-04-09  Andrew MacLeod  <amacleod@redhat.com>

	* gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
	(load_killed_in_block_p): Change bb parameter from int to basic_block.
	(oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
	(handle_rd_kill_set): Change bb parameter from int to basic_block.
	(compute_kill_rd): Pass basic_blocks instead of ints as parameters.
	(expr_killed_p): Change bb parameter from int to basic_block, pass
	basic_blocks instead of ints as parameters.
	(compute_ae_kill): Pass basic_blocks instead of ints as parameters.
	(expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
	from int to basic_block, pass basic_blocks instead of ints as parms.
	(pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
	parameter from int to basic_block, pass basic_blocks instead of ints.
	(process_insert_insn): Pass basic_blocks instead of ints as parameters.
	(insert_insn_end_bb): Change bb parameter from int to basic_block,
	pass basic_blocks instead of ints.
	(pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
	basic_blocks instead of ints as parameters.
	(pre_delete): Pass basic_blocks instead of ints as parameters.
	(hoist_expr_reaches_here_p): Change bb parameter from int to
	basic_block, pass basic_blocks instead of ints.
	(hoist_code): Pass basic_blocks instead of ints as parameters.
	(reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
	Change bb parameter from int to basic_block.
	(build_store_vectors): Pass basic_blocks instead of ints as parameters.
	(insert_insn_start_bb): Change bb parameter from int to basic_block,
	pass basic_blocks instead of ints.
	(insert_store): Pass basic_blocks instead of ints as parameters.
	(replace_store_insn, delete_store): Change bb parameter from int to
	basic_block, pass basic_blocks instead of ints.
	(store_motion): Pass basic_blocks instead of ints as parameters.

From-SVN: r41209
      Andrew MacLeod committed
    • basic-block.h (set_new_block_for_insns): New Prototype. · ccbaf064 
      
2001-04-09  Andrew MacLeod  <amacleod@redhat.com>

	* basic-block.h (set_new_block_for_insns): New Prototype.
	(set_block_num): Delete prototype.
	* flow.c (set_block_num): Remove obsolete function.
	(set_block_for_new_insns): Set BB for single or multiple insns.
	* gcse.c (handle_avail_expr): Use set_block_for_new_insns.
	(process_insn_end_bb): Use set_block_for_new_insns or
	set_block_for_insn instead of set_block_num.
	(pre_insert_copy_insn): Use set_block_for_new_insns.
	(update_ld_motion_stores): Use set_block_for_new_insns.
	(insert_insn_start_bb): Use set_block_for_new_insns.
	(replace_store_insn): Use set_block_for_new_insns.

From-SVN: r41208
      Andrew MacLeod committed
    • alias.c (get_addr): Externalize. · a13d4ebf 
      2001-04-09  Andrew MacLeod  <amacleod@redhat.com>
	    Jeff Law  <law@cygnus.com>

	* alias.c (get_addr): Externalize.
	(canon_true_dependence): New function. Behaves like true_dependance
	except it already assumes a MEM has been canonicalized.
	* flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
	* gcse.c (struct ls_expr): Add load/store expressions structure.
	(modify_mem_list, canon_modify_mem_list): New variable.
	(gcse_main): Initialize & finalize alias analysis. Use enhanced
	load motion and store motion if requested.
	(alloc_gcse_mem): Allocate space for modify_mem_list array.
	(free_gcse_mem): Free the modify_mem_list array.
	(oprs_unchanged_p): Use load_killed_in_block_p.
	(gcse_mems_conflict_p, gcse_mem_operand): New variables.
	(mems_conflict_for_gcse_p): New function.  Don't kill loads
	with stores to themselves if its in the load/store expression list.
	(load_killed_in_block_p): New function.
	(canon_list_insert): New Function.
	(record_last_mem_set_info): Keep a list of all instructions which
	can modify memory for each basic block.
	(compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
	(oprs_not_set_p): Use load_killed_in_block_p.
	(mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
	(expr_killed_p): Use load_killed_in_block_p.
	(compute_transp): Do not pessimize memory references.
	(pre_edge_insert): Update stores for a load motion expression.
	(one_pre_gcse_pass): Check loads/stores for extra load motion.
	(ldst_entry): Find or create a ldst_expr structure.
	(free_ldst_entry): Free memory for an individual item.
	(free_ldst_mems): Free entire load/store expression list.
	(print_ldst_list): Print debug info.
	(find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
	(enumerate_ldsts): Assign integer values to each entry in list.
	(first_ls_expr): First expression in the list.
	(next_ls_expr): Next expression in the list.
	(simple_mem): Check if expression qualifies for ld/st expression list.
	(invalidate_any_buried_refs): Remove from expression list if its
	used in some other way we dont understand.
	(compute_ld_motion_mems): Find all potential enhanced load motion
	expression.
	(trim_ld_motion_mems): Remove any expressions which are invalid.
	(update_ld_motion_stores): Copy store values to registers for loads
	which have been moved.
	(regvec, st_antloc, num_store): New global statics.
	(reg_set_info): Marks registers as set.
	(store_ops_ok): Verfies registers expressions are valid in a block.
	(find_moveable_store): Look for moveable stores in a pattern.
	(compute_store_table): Find stores in a function worth moving, maybe.
	(load_kills_store): Check dependance of a load and store.
	(find_loads): Find any loads in a pattern.
	(store_killed_in_insn): Check if a store is killed in an insn.
	(store_killed_after): Check is store killed after an insn in a block.
	(store_killed_before): Check is store killed before an insn in a block.
	(build_store_vectors): Generate the antic and avail vectors.
	(insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
	(insert_store): Add a store to an edge.
	(replace_store_insn): Replace a store with a SET insn.
	(delete_store): Delete a store insn.
	(free_store_memory): Free memory.
	(store_motion): Perform store motion.
	* invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
	* rtl.h (get_addr, canon_true_dependence): Add prototypes.
	* toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
	(f_options): Add gcse-lm and gcse-sm.

Co-Authored-By: Jeff Law <law@redhat.com>

From-SVN: r41207
      Andrew MacLeod committed
    • i386.c (expand_fp_movcc): Fix condition reversal code. · 92d0fb09 
      
	* i386.c (expand_fp_movcc): Fix condition reversal code.

	* i386.c (ix86_register_move_cost): Fix handling of reformating penalty
	* i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
	(CLASS_MAX_NREGS): Use it.

	* i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
	handle properly complex values.
	(CLASS_MAX_NREGS): Likewise; update comment.

From-SVN: r41206
      Jan Hubicka committed
    • (oops. · 600254fc 
      (oops.  only checked in ChangeLog previously)
* config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete function.
Remove include of sys/cygwin.h.

From-SVN: r41205
      Christopher Faylor committed
    • Speed up ia64 compilations · 68340ae9 
      From-SVN: r41204
      Bernd Schmidt committed
    • i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives... · 46ed7963 
      	* i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
	Do not require source to match destination anymore;
	Add abort to the nontrivial cases that should be handled by split.
	(fix_trunc?fdi): Add SSE case for x86_64.
	(floatdi?f): Likewise.
	(floatdi?f_sse): New.
	(fix_trunc?fdi_sse): New.

From-SVN: r41203
      Jan Hubicka committed
    • dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label. · 04448128 
              * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
        (DEBUG_ARANGES_END_LABEL): Ditto.
        (dwarfout_init): Generate length and version fields at the start
        of the .debug_aranges info.  Insert DEBUG_ARANGES_BEGIN_LABEL
        after the length field.
        (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
        the .debug_aranges info.

From-SVN: r41202
      Richard Sandiford committed
    • i386.c (call, call_value): Make sure that resulting call_insn does have proper second operand. · 39d04363 
      	* i386.c (call, call_value): Make sure that resulting call_insn
	does have proper second operand.

From-SVN: r41201
      Jan Hubicka committed
    • Daily bump. · a6b9fb7a 
      From-SVN: r41200
      GCC Administrator committed
    • xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete function. · ab762be5 
      * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete function.
Remove include of sys/cygwin.h.

From-SVN: r41197
      Christopher Faylor committed
    • cygwin.h (STARTFILE_SPEC): search */lib/w32api by default. · 9a33d505 
      * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
(CPP_SPEC): Always search */include/w32api for header files.
(ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
(LINK_SPEC): Add "cyg" to the library search prefixes.

From-SVN: r41196
      Christopher Faylor committed