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riscv-gcc-1
Commit 2ca57608 by H.J. Lu
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re PR target/40489 (gcc.dg/builtin-unreachable-3.c doesn't work on ia64) 

2009-06-27  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/40489
	* config/ia64/ia64.c (ia64_reorg): Check NULL insn.

From-SVN: r149014
parent 8122ccf1
Showing with 113 additions and 104 deletions
gcc/ChangeLog
2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
PR target/40489
* config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2009-06-27 Paolo Bonzini <bonzini@gnu.org> 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
* tree-ssa-alias.c: Fix unintentional commit. * tree-ssa-alias.c: Fix unintentional commit.
...@@ -8,43 +13,43 @@ ...@@ -8,43 +13,43 @@
2009-06-27 Paolo Bonzini <bonzini@gnu.org> 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
* df-problems.c (df_set_seen, df_unset_seen): Delete. * df-problems.c (df_set_seen, df_unset_seen): Delete.
(df_rd_local_compute, df_md_local_compute): Inline them. (df_rd_local_compute, df_md_local_compute): Inline them.
(df_md_scratch): New. (df_md_scratch): New.
(df_md_alloc, df_md_free): Allocate/free it. (df_md_alloc, df_md_free): Allocate/free it.
(df_md_local_compute): Only include live registers in init. (df_md_local_compute): Only include live registers in init.
(df_md_transfer_function): Prune the in-set computed by (df_md_transfer_function): Prune the in-set computed by
the confluence function, and the gen-set too. the confluence function, and the gen-set too.
2009-06-27 Paolo Bonzini <bonzini@gnu.org> 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/26854 PR rtl-optimization/26854
* timevar.def: Remove TV_DF_RU, add TV_DF_MD. * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
* df-problems.c (df_rd_add_problem): Fix comment. * df-problems.c (df_rd_add_problem): Fix comment.
(df_md_set_bb_info, df_md_free_bb_info, df_md_alloc, (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
df_md_simulate_artificial_defs_at_top, df_md_simulate_artificial_defs_at_top,
df_md_simulate_one_insn, df_md_bb_local_compute_process_def, df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
df_md_bb_local_compute, df_md_local_compute, df_md_reset, df_md_bb_local_compute, df_md_local_compute, df_md_reset,
df_md_transfer_function, df_md_init, df_md_confluence_0, df_md_transfer_function, df_md_init, df_md_confluence_0,
df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump, df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
problem_MD, df_md_add_problem): New. problem_MD, df_md_add_problem): New.
* df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md, * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
df_md_get_bb_info): New. df_md_get_bb_info): New.
DF_LAST_PROBLEM_PLUS1): Adjust. DF_LAST_PROBLEM_PLUS1): Adjust.
* Makefile.in (fwprop.o): Include domwalk.h. * Makefile.in (fwprop.o): Include domwalk.h.
* fwprop.c: Include domwalk.h. * fwprop.c: Include domwalk.h.
(reg_defs, reg_defs_stack): New. (reg_defs, reg_defs_stack): New.
(bitmap_only_bit_between): Remove. (bitmap_only_bit_between): Remove.
(process_defs): New. (process_defs): New.
(process_uses): Use reg_defs and local_md instead of (process_uses): Use reg_defs and local_md instead of
bitmap_only_bit_between and local_rd. bitmap_only_bit_between and local_rd.
(single_def_use_enter_block): New, from build_single_def_use_links. (single_def_use_enter_block): New, from build_single_def_use_links.
(single_def_use_leave_block): New. (single_def_use_leave_block): New.
(build_single_def_use_links): Remove code moved to (build_single_def_use_links): Remove code moved to
single_def_use_enter_block, invoke domwalk. single_def_use_enter_block, invoke domwalk.
(use_killed_between): Adjust comment. (use_killed_between): Adjust comment.
2009-06-27 Paolo Bonzini <bonzini@gnu.org> 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
...@@ -53,65 +58,65 @@ ...@@ -53,65 +58,65 @@
2009-06-27 Paolo Bonzini <bonzini@gnu.org> 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
* domwalk.h (struct dom_walk_data): Remove all callbacks except * domwalk.h (struct dom_walk_data): Remove all callbacks except
before_dom_children_before_stmts and after_dom_children_after_stmts. before_dom_children_before_stmts and after_dom_children_after_stmts.
Rename the two remaining callbacks to just before_dom_children and Rename the two remaining callbacks to just before_dom_children and
after_dom_children. Remove other GIMPLE statement walking bits. after_dom_children. Remove other GIMPLE statement walking bits.
* domwalk.c (walk_dominator_tree): Remove now unsupported features. * domwalk.c (walk_dominator_tree): Remove now unsupported features.
* graphite.c: Do not include domwalk.h. * graphite.c: Do not include domwalk.h.
* tree-into-ssa.c (interesting_blocks): New global. * tree-into-ssa.c (interesting_blocks): New global.
(struct mark_def_sites_global_data): Remove it and names_to_rename. (struct mark_def_sites_global_data): Remove it and names_to_rename.
(mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments, (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
rewrite_update_stmt, rewrite_update_phi_arguments): Simplify rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
now that they're not domwalk callbacks. now that they're not domwalk callbacks.
(rewrite_initialize_block): Rename to... (rewrite_initialize_block): Rename to...
(rewrite_enter_block): ... this, place after called functions. Test (rewrite_enter_block): ... this, place after called functions. Test
interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments. interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
(rewrite_finalize_block): Rename to... (rewrite_finalize_block): Rename to...
(rewrite_leave_block): ... this, place after called functions. (rewrite_leave_block): ... this, place after called functions.
(rewrite_update_init_block): Rename to... (rewrite_update_init_block): Rename to...
(rewrite_update_enter_block): ... this, place after called functions. (rewrite_update_enter_block): ... this, place after called functions.
Test interesting_blocks, call rewrite_update_stmt and Test interesting_blocks, call rewrite_update_stmt and
rewrite_update_phi_arguments. rewrite_update_phi_arguments.
(rewrite_update_fini_block): Rename to... (rewrite_update_fini_block): Rename to...
(rewrite_leave_block): ... this, place after called functions. (rewrite_leave_block): ... this, place after called functions.
(rewrite_blocks): Remove last argument, simplify initialization of (rewrite_blocks): Remove last argument, simplify initialization of
walk_data. walk_data.
(mark_def_sites_initialize_block): Rename to... (mark_def_sites_initialize_block): Rename to...
(mark_def_sites_block): ... this, call mark_def_sites. (mark_def_sites_block): ... this, call mark_def_sites.
(mark_def_sites_blocks): Remove argument, simplify initialization of (mark_def_sites_blocks): Remove argument, simplify initialization of
walk_data. walk_data.
(rewrite_into_ssa): Adjust for interesting_blocks_being a global. (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
(update_ssa): Likewise. (update_ssa): Likewise.
* tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
callback. callback.
(tree_ssa_dominator_optimize): Simplify initialization of walk_data. (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
(dom_opt_initialize_block): Rename to... (dom_opt_initialize_block): Rename to...
(dom_opt_enter_block): ... this, place after called functions. Walk (dom_opt_enter_block): ... this, place after called functions. Walk
statements here, inline propagate_to_outgoing_edges. statements here, inline propagate_to_outgoing_edges.
(dom_opt_finalize_block): Rename to... (dom_opt_finalize_block): Rename to...
(dom_opt_leave_block): ... this, place after called functions. (dom_opt_leave_block): ... this, place after called functions.
* tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
domwalk callback. domwalk callback.
(dse_enter_block, dse_record_phi): New. (dse_enter_block, dse_record_phi): New.
(dse_record_phis): Delete. (dse_record_phis): Delete.
(dse_finalize_block): Rename to... (dse_finalize_block): Rename to...
(dse_leave_block): ... this. (dse_leave_block): ... this.
(tree_ssa_dse): Simplify initialization of walk_data. (tree_ssa_dse): Simplify initialization of walk_data.
* tree-ssa-loop-im.c (determine_invariantness, move_computations): * tree-ssa-loop-im.c (determine_invariantness, move_computations):
Adjust initialization of walk_data. Adjust initialization of walk_data.
* tree-ssa-loop-unswitch.c: Do not include domwalk.h. * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
* tree-ssa-loop-phiopt.c (get_non_trapping): * tree-ssa-loop-phiopt.c (get_non_trapping):
Adjust initialization of walk_data. Adjust initialization of walk_data.
* tree-ssa-loop-threadedge.c: Do not include domwalk.h. * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
* tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
it's not a domwalk callback. it's not a domwalk callback.
(uncprop_initialize_block): Rename to... (uncprop_initialize_block): Rename to...
(dse_enter_block): ... this, call uncprop_into_successor_phis. (dse_enter_block): ... this, call uncprop_into_successor_phis.
(dse_finalize_block): Rename to... (dse_finalize_block): Rename to...
(dse_leave_block): ... this. (dse_leave_block): ... this.
(tree_ssa_uncprop): Simplify initialization of walk_data. (tree_ssa_uncprop): Simplify initialization of walk_data.
* Makefile.in: Adjust dependencies. * Makefile.in: Adjust dependencies.
2009-06-27 Richard Earnshaw <rearnsha@arm.com> 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
......
gcc/config/ia64/ia64.c
...@@ -9239,20 +9239,24 @@ ia64_reorg (void) ...@@ -9239,20 +9239,24 @@ ia64_reorg (void)
insn = get_last_insn (); insn = get_last_insn ();
if (! INSN_P (insn)) if (! INSN_P (insn))
insn = prev_active_insn (insn); insn = prev_active_insn (insn);
/* Skip over insns that expand to nothing. */ if (insn)
while (GET_CODE (insn) == INSN && get_attr_empty (insn) == EMPTY_YES)
{
if (GET_CODE (PATTERN (insn)) == UNSPEC_VOLATILE
&& XINT (PATTERN (insn), 1) == UNSPECV_INSN_GROUP_BARRIER)
saw_stop = 1;
insn = prev_active_insn (insn);
}
if (GET_CODE (insn) == CALL_INSN)
{ {
if (! saw_stop) /* Skip over insns that expand to nothing. */
emit_insn (gen_insn_group_barrier (GEN_INT (3))); while (GET_CODE (insn) == INSN
emit_insn (gen_break_f ()); && get_attr_empty (insn) == EMPTY_YES)
emit_insn (gen_insn_group_barrier (GEN_INT (3))); {
if (GET_CODE (PATTERN (insn)) == UNSPEC_VOLATILE
&& XINT (PATTERN (insn), 1) == UNSPECV_INSN_GROUP_BARRIER)
saw_stop = 1;
insn = prev_active_insn (insn);
}
if (GET_CODE (insn) == CALL_INSN)
{
if (! saw_stop)
emit_insn (gen_insn_group_barrier (GEN_INT (3)));
emit_insn (gen_break_f ());
emit_insn (gen_insn_group_barrier (GEN_INT (3)));
}
} }
} }
......
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