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authorsteven <steven@138bc75d-0d04-0410-961f-82ee72b054a4>2012-07-16 11:32:42 +0000
committersteven <steven@138bc75d-0d04-0410-961f-82ee72b054a4>2012-07-16 11:32:42 +0000
commitb9ed1410cb49324d689c1a7866a2d79f69c0ddbe (patch)
treeefc5d943947f757e56cc312a7a5902b26d667498 /gcc/df-problems.c
parent60d535d287861820ad7e9b2e24c57732ef4dc591 (diff)
downloadgcc-b9ed1410cb49324d689c1a7866a2d79f69c0ddbe.tar.gz
gcc/
* system.h (dump_file): Do not define. * tree-pass.h: Include dumpfile.h, which is a new file containing... (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name, dump_file, dump_flags, dump_file_name, get_dump_file_info, struct dump_file_info): all of this, moved to... * dumpfile.h: Here, new file. * tree-dump.h: Include dumpfile.h, but not tree-pass.h. (dump_stmt): Remove prototype for C++ specific function. (dump_enumerated_decls): Move prototype from here... * tree-flow.h (dump_enumerated_decls): ... to here. (get_ref_base_and_extent) Move prototype from here ... * tree.h (get_ref_base_and_extent) ... to here. * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because gimple-pretty-print.h is enough. Do not include tree-dump.h, include timevar.h and dumpfile.h instead. (struct numbered_tree_d, compare_decls_by_uid, dump_enumerated_decls_push, dump_enumerated_decls): Move from here ... * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid, dump_enumerated_decls_push, dump_enumerated_decls):... to here. Do not include timevar.h. * tree.c: Do not include timevar.h. * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and timevar.h. (dump_cfg_stats): Use current_function_name. (gimple_cfg2vcg): Likewise. (dump_function_to_file): Likewise. * df-scan.c: Do not include tree-pass.h and timevar.h. Include dumpfile.h. (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not use print_current_pass. * df-problems.c: Include dumpfile.h. Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it leads to errors in the code not selected. (df_note_compute): Do not print_rtl_with_bb here. Fix compilation bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here. * lcm.c: Include dumpfile.h. Remove obsolete include of insn-attr.h. * dojump.c (do_compare_rtx_and_jump): Remove failure printing for missing probability notes. * stmt.c: Include dumpfile.h. (emit_case_decision_tree): Re-enable printing expand details only if TDF_DETAILS. * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c, cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c, cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c, coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c, dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c, function.c, fwprop.c, gcse.c, gimple-fold.c, gimple-pretty-print.c, gimple-ssa-strength-reduction.c, gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c, graphite-dependences.c, graphite-interchange.c, graphite-optimize-isl.c, graphite-poly.c, graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c, ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c, ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c, ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c, jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c, loop-unroll.c, loop-unswitch.c, lower-subreg.c, lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c, mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c, plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c, print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c, regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c, sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c, store-motion.c, tracer.c, trans-mem.c, tree-affine.c, tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c, tree-data-ref.c, tree-diagnostic.c, tree-dump.c, tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c, tree-mudflap.c, tree-nrv.c, tree-object-size.c, tree-optimize.c, tree-outof-ssa.c, tree-predcom.c, tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c, tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c, tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c, tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-loop-niter.c, tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c, tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c, tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c, tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c, tree-ssa-threadedge.c, tree-ssa-threadupdate.c, tree-ssa-uncprop.c, tree-ssa-uninit.c, tree-switch-conversion.c, tree-tailcall.c, tree-vect-data-refs.c, tree-vect-loop.c, tree-vect-loop-manip.c, tree-vectorizer.c, tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c, tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h only if needed. If tree-pass.h is included, do not include timevar.h and dumpfile.h. If tree-pass.h is not included but dump_file, or dump_flags, or the TDF_* flags are used, include dumpfile.h. If gimple-pretty-print.h is included, don't include tree-pretty-print.h. Remove assorted unnecessary includes. * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c, config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c, config/spu/spu.c, config/mep/mep.c, config/i386/i386.c: Include dumpfile.h. * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h. * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep, spu/t-spu-elf: Fix dependencies. c-family/ * c-gimplify.c: Include dumpfile.h instead of tree-dump.h. * c-ada-spec.c: Likewise. * c-dump.c (dump_stmt): Move to cp/dump.c, the only user. c/ * c-decl.c: Include dumpfile.h instead of tree-dump.h. * Make-lang.in: Fix dependencies. cp/ * dump.c (dump_stmt): Moved here from c-dump.c. * optimize.c: Include dumpfile.h instead of tree-dump.h. * class.c: Likewise. * decl2.c: Likewise. * Make-lang.in: Fix dependencies. fortran/ * f95-lang.c: Include dumpfile.h instead of tree-dump.h. * Make-lang.in: Fix dependencies. java/ * java-gimplify.c Include dumpfile.h instead of tree-dump.h * Make-lang.in: Fix dependencies. lto/ * lto.c: Do not include timevar.h. * Make-lang.in: Fix dependencies. ada/ * gcc-interface/utils.c: Include timevar.h. * Make-lang.in: Fix dependencies. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@189519 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/df-problems.c')
-rw-r--r--gcc/df-problems.c94
1 files changed, 33 insertions, 61 deletions
diff --git a/gcc/df-problems.c b/gcc/df-problems.c
index d650d0ba415..d572b0f73b9 100644
--- a/gcc/df-problems.c
+++ b/gcc/df-problems.c
@@ -44,13 +44,12 @@ along with GCC; see the file COPYING3. If not see
#include "except.h"
#include "dce.h"
#include "vecprim.h"
+#include "dumpfile.h"
/* Note that turning REG_DEAD_DEBUGGING on will cause
gcc.c-torture/unsorted/dump-noaddr.c to fail because it prints
addresses in the dumps. */
-#if 0
-#define REG_DEAD_DEBUGGING
-#endif
+#define REG_DEAD_DEBUGGING 0
#define DF_SPARSE_THRESHOLD 32
@@ -2712,7 +2711,7 @@ df_note_alloc (bitmap all_blocks ATTRIBUTE_UNUSED)
df_note->optional_p = true;
}
-#ifdef REG_DEAD_DEBUGGING
+/* This is only used if REG_DEAD_DEBUGGING is in effect. */
static void
df_print_note (const char *prefix, rtx insn, rtx note)
{
@@ -2723,7 +2722,6 @@ df_print_note (const char *prefix, rtx insn, rtx note)
fprintf (dump_file, "\n");
}
}
-#endif
/* After reg-stack, the x86 floating point stack regs are difficult to
@@ -2772,9 +2770,8 @@ df_kill_notes (rtx insn, bitmap live)
else
{
rtx next = XEXP (link, 1);
-#ifdef REG_DEAD_DEBUGGING
- df_print_note ("deleting: ", insn, link);
-#endif
+ if (REG_DEAD_DEBUGGING)
+ df_print_note ("deleting: ", insn, link);
free_EXPR_LIST_node (link);
*pprev = link = next;
}
@@ -2791,9 +2788,8 @@ df_kill_notes (rtx insn, bitmap live)
else
{
rtx next = XEXP (link, 1);
-#ifdef REG_DEAD_DEBUGGING
- df_print_note ("deleting: ", insn, link);
-#endif
+ if (REG_DEAD_DEBUGGING)
+ df_print_note ("deleting: ", insn, link);
free_EXPR_LIST_node (link);
*pprev = link = next;
}
@@ -2825,9 +2821,8 @@ df_kill_notes (rtx insn, bitmap live)
if (deleted)
{
rtx next;
-#ifdef REG_DEAD_DEBUGGING
- df_print_note ("deleting: ", insn, link);
-#endif
+ if (REG_DEAD_DEBUGGING)
+ df_print_note ("deleting: ", insn, link);
next = XEXP (link, 1);
free_EXPR_LIST_node (link);
*pprev = link = next;
@@ -2900,11 +2895,9 @@ df_set_unused_notes_for_mw (rtx insn, struct df_mw_hardreg *mws,
{
unsigned int r;
-#ifdef REG_DEAD_DEBUGGING
- if (dump_file)
+ if (REG_DEAD_DEBUGGING && dump_file)
fprintf (dump_file, "mw_set_unused looking at mws[%d..%d]\n",
mws->start_regno, mws->end_regno);
-#endif
if (df_whole_mw_reg_unused_p (mws, live, artificial_uses))
{
@@ -2912,9 +2905,9 @@ df_set_unused_notes_for_mw (rtx insn, struct df_mw_hardreg *mws,
df_set_note (REG_UNUSED, insn, mws->mw_reg);
dead_debug_insert_temp (debug, regno, insn, DEBUG_TEMP_AFTER_WITH_REG);
-#ifdef REG_DEAD_DEBUGGING
- df_print_note ("adding 1: ", insn, REG_NOTES (insn));
-#endif
+ if (REG_DEAD_DEBUGGING)
+ df_print_note ("adding 1: ", insn, REG_NOTES (insn));
+
bitmap_set_bit (do_not_gen, regno);
/* Only do this if the value is totally dead. */
}
@@ -2926,9 +2919,8 @@ df_set_unused_notes_for_mw (rtx insn, struct df_mw_hardreg *mws,
{
df_set_note (REG_UNUSED, insn, regno_reg_rtx[r]);
dead_debug_insert_temp (debug, r, insn, DEBUG_TEMP_AFTER_WITH_REG);
-#ifdef REG_DEAD_DEBUGGING
- df_print_note ("adding 2: ", insn, REG_NOTES (insn));
-#endif
+ if (REG_DEAD_DEBUGGING)
+ df_print_note ("adding 2: ", insn, REG_NOTES (insn));
}
bitmap_set_bit (do_not_gen, r);
}
@@ -2978,8 +2970,7 @@ df_set_dead_notes_for_mw (rtx insn, struct df_mw_hardreg *mws,
*added_notes_p = false;
-#ifdef REG_DEAD_DEBUGGING
- if (dump_file)
+ if (REG_DEAD_DEBUGGING && dump_file)
{
fprintf (dump_file, "mw_set_dead looking at mws[%d..%d]\n do_not_gen =",
mws->start_regno, mws->end_regno);
@@ -2989,7 +2980,6 @@ df_set_dead_notes_for_mw (rtx insn, struct df_mw_hardreg *mws,
fprintf (dump_file, " artificial uses =");
df_print_regset (dump_file, artificial_uses);
}
-#endif
if (df_whole_mw_reg_dead_p (mws, live, artificial_uses, do_not_gen))
{
@@ -3000,9 +2990,8 @@ df_set_dead_notes_for_mw (rtx insn, struct df_mw_hardreg *mws,
}
/* Add a dead note for the entire multi word register. */
df_set_note (REG_DEAD, insn, mws->mw_reg);
-#ifdef REG_DEAD_DEBUGGING
- df_print_note ("adding 1: ", insn, REG_NOTES (insn));
-#endif
+ if (REG_DEAD_DEBUGGING)
+ df_print_note ("adding 1: ", insn, REG_NOTES (insn));
}
else
{
@@ -3017,9 +3006,8 @@ df_set_dead_notes_for_mw (rtx insn, struct df_mw_hardreg *mws,
return;
}
df_set_note (REG_DEAD, insn, regno_reg_rtx[r]);
-#ifdef REG_DEAD_DEBUGGING
- df_print_note ("adding 2: ", insn, REG_NOTES (insn));
-#endif
+ if (REG_DEAD_DEBUGGING)
+ df_print_note ("adding 2: ", insn, REG_NOTES (insn));
}
}
return;
@@ -3036,13 +3024,11 @@ df_create_unused_note (rtx insn, df_ref def,
{
unsigned int dregno = DF_REF_REGNO (def);
-#ifdef REG_DEAD_DEBUGGING
- if (dump_file)
+ if (REG_DEAD_DEBUGGING && dump_file)
{
fprintf (dump_file, " regular looking at def ");
df_ref_debug (def, dump_file);
}
-#endif
if (!((DF_REF_FLAGS (def) & DF_REF_MW_HARDREG)
|| bitmap_bit_p (live, dregno)
@@ -3053,9 +3039,8 @@ df_create_unused_note (rtx insn, df_ref def,
? *DF_REF_REAL_LOC (def): DF_REF_REG (def);
df_set_note (REG_UNUSED, insn, reg);
dead_debug_insert_temp (debug, dregno, insn, DEBUG_TEMP_AFTER_WITH_REG);
-#ifdef REG_DEAD_DEBUGGING
- df_print_note ("adding 3: ", insn, REG_NOTES (insn));
-#endif
+ if (REG_DEAD_DEBUGGING)
+ df_print_note ("adding 3: ", insn, REG_NOTES (insn));
}
return;
@@ -3387,23 +3372,20 @@ df_note_bb_compute (unsigned int bb_index,
bitmap_copy (live, df_get_live_out (bb));
bitmap_clear (artificial_uses);
-#ifdef REG_DEAD_DEBUGGING
- if (dump_file)
+ if (REG_DEAD_DEBUGGING && dump_file)
{
fprintf (dump_file, "live at bottom ");
df_print_regset (dump_file, live);
}
-#endif
/* Process the artificial defs and uses at the bottom of the block
to begin processing. */
for (def_rec = df_get_artificial_defs (bb_index); *def_rec; def_rec++)
{
df_ref def = *def_rec;
-#ifdef REG_DEAD_DEBUGGING
- if (dump_file)
+
+ if (REG_DEAD_DEBUGGING && dump_file)
fprintf (dump_file, "artificial def %d\n", DF_REF_REGNO (def));
-#endif
if ((DF_REF_FLAGS (def) & DF_REF_AT_TOP) == 0)
bitmap_clear_bit (live, DF_REF_REGNO (def));
@@ -3423,13 +3405,11 @@ df_note_bb_compute (unsigned int bb_index,
}
}
-#ifdef REG_DEAD_DEBUGGING
- if (dump_file)
+ if (REG_DEAD_DEBUGGING && dump_file)
{
fprintf (dump_file, "live before artificials out ");
df_print_regset (dump_file, live);
}
-#endif
FOR_BB_INSNS_REVERSE (bb, insn)
{
@@ -3448,13 +3428,12 @@ df_note_bb_compute (unsigned int bb_index,
/* Process the defs. */
if (CALL_P (insn))
{
-#ifdef REG_DEAD_DEBUGGING
- if (dump_file)
+ if (REG_DEAD_DEBUGGING && dump_file)
{
fprintf (dump_file, "processing call %d\n live =", INSN_UID (insn));
df_print_regset (dump_file, live);
}
-#endif
+
/* We only care about real sets for calls. Clobbers cannot
be depended on to really die. */
mws_rec = DF_INSN_UID_MWS (uid);
@@ -3541,13 +3520,12 @@ df_note_bb_compute (unsigned int bb_index,
df_ref use = *use_rec;
unsigned int uregno = DF_REF_REGNO (use);
-#ifdef REG_DEAD_DEBUGGING
- if (dump_file && !debug_insn)
+ if (REG_DEAD_DEBUGGING && dump_file && !debug_insn)
{
fprintf (dump_file, " regular looking at use ");
df_ref_debug (use, dump_file);
}
-#endif
+
if (!bitmap_bit_p (live, uregno))
{
if (debug_insn)
@@ -3578,9 +3556,8 @@ df_note_bb_compute (unsigned int bb_index,
? *DF_REF_REAL_LOC (use) : DF_REF_REG (use);
df_set_note (REG_DEAD, insn, reg);
-#ifdef REG_DEAD_DEBUGGING
- df_print_note ("adding 4: ", insn, REG_NOTES (insn));
-#endif
+ if (REG_DEAD_DEBUGGING)
+ df_print_note ("adding 4: ", insn, REG_NOTES (insn));
}
/* This register is now live. */
bitmap_set_bit (live, uregno);
@@ -3612,11 +3589,6 @@ df_note_compute (bitmap all_blocks)
bitmap_initialize (&do_not_gen, &df_bitmap_obstack);
bitmap_initialize (&artificial_uses, &df_bitmap_obstack);
-#ifdef REG_DEAD_DEBUGGING
- if (dump_file)
- print_rtl_with_bb (dump_file, get_insns());
-#endif
-
EXECUTE_IF_SET_IN_BITMAP (all_blocks, 0, bb_index, bi)
{
df_note_bb_compute (bb_index, &live, &do_not_gen, &artificial_uses);