Remove trailing white spaces.

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.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@154645 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 38 insertions, 38 deletions

diff --git a/gcc/ira-lives.c b/gcc/ira-lives.c
index ea241f4732c..4302598233a 100644
--- a/gcc/ira-lives.c
+++ b/gcc/ira-lives.c
@@ -234,7 +234,7 @@ clear_allocno_live (ira_allocno_t a)
 	    if (high_pressure_start_point[cl] >= 0
 		&& curr_reg_pressure[cl] <= ira_available_class_regs[cl])
 	      high_pressure_start_point[cl] = -1;
-	  
+
 	}
     }
   sparseset_clear_bit (allocnos_live, ALLOCNO_NUM (a));
@@ -416,10 +416,10 @@ make_pseudo_conflict (rtx reg, enum reg_class cl, rtx dreg, bool advance_p)
 
   if (GET_CODE (reg) == SUBREG)
     reg = SUBREG_REG (reg);
-  
+
   if (! REG_P (reg) || REGNO (reg) < FIRST_PSEUDO_REGISTER)
     return advance_p;
-  
+
   a = ira_curr_regno_allocno_map[REGNO (reg)];
   if (! reg_classes_intersect_p (cl, ALLOCNO_COVER_CLASS (a)))
     return advance_p;
@@ -447,7 +447,7 @@ check_and_make_def_use_conflict (rtx dreg, enum reg_class def_cl,
 {
   if (! reg_classes_intersect_p (def_cl, use_cl))
     return advance_p;
-  
+
   advance_p = make_pseudo_conflict (recog_data.operand[use],
 				    use_cl, dreg, advance_p);
   /* Reload may end up swapping commutative operands, so you
@@ -480,41 +480,41 @@ check_and_make_def_conflict (int alt, int def, enum reg_class def_cl)
   enum reg_class use_cl, acl;
   bool advance_p;
   rtx dreg = recog_data.operand[def];
-	
+
   if (def_cl == NO_REGS)
     return;
-  
+
   if (GET_CODE (dreg) == SUBREG)
     dreg = SUBREG_REG (dreg);
-  
+
   if (! REG_P (dreg) || REGNO (dreg) < FIRST_PSEUDO_REGISTER)
     return;
-  
+
   a = ira_curr_regno_allocno_map[REGNO (dreg)];
   acl = ALLOCNO_COVER_CLASS (a);
   if (! reg_classes_intersect_p (acl, def_cl))
     return;
-  
+
   advance_p = true;
-  
+
   for (use = 0; use < recog_data.n_operands; use++)
     {
       if (use == def || recog_data.operand_type[use] == OP_OUT)
 	continue;
-      
+
       if (recog_op_alt[use][alt].anything_ok)
 	use_cl = ALL_REGS;
       else
 	use_cl = recog_op_alt[use][alt].cl;
-      
+
       advance_p = check_and_make_def_use_conflict (dreg, def_cl, use,
 						   use_cl, advance_p);
-      
+
       if ((use_match = recog_op_alt[use][alt].matches) >= 0)
 	{
 	  if (use_match == def)
 	    continue;
-	  
+
 	  if (recog_op_alt[use_match][alt].anything_ok)
 	    use_cl = ALL_REGS;
 	  else
@@ -573,7 +573,7 @@ mark_hard_reg_early_clobbers (rtx insn, bool live_p)
     if (DF_REF_FLAGS_IS_SET (*def_rec, DF_REF_MUST_CLOBBER))
       {
 	rtx dreg = DF_REF_REG (*def_rec);
-	
+
 	if (GET_CODE (dreg) == SUBREG)
 	  dreg = SUBREG_REG (dreg);
 	if (! REG_P (dreg) || REGNO (dreg) >= FIRST_PSEUDO_REGISTER)
@@ -581,7 +581,7 @@ mark_hard_reg_early_clobbers (rtx insn, bool live_p)
 
 	/* Hard register clobbers are believed to be early clobber
 	   because there is no way to say that non-operand hard
-	   register clobbers are not early ones.  */ 
+	   register clobbers are not early ones.  */
 	if (live_p)
 	  mark_ref_live (*def_rec);
 	else
@@ -638,7 +638,7 @@ single_reg_class (const char *constraints, rtx op, rtx equiv_const)
 			  && GET_MODE (equiv_const) == VOIDmode))))
 	    return NO_REGS;
 	  break;
-	  
+
 	case 's':
 	  if ((CONSTANT_P (op) && !CONST_INT_P (op)
 	       && (GET_CODE (op) != CONST_DOUBLE || GET_MODE (op) != VOIDmode))
@@ -649,7 +649,7 @@ single_reg_class (const char *constraints, rtx op, rtx equiv_const)
 		      || GET_MODE (equiv_const) != VOIDmode)))
 	    return NO_REGS;
 	  break;
-	  
+
 	case 'I':
 	case 'J':
 	case 'K':
@@ -666,7 +666,7 @@ single_reg_class (const char *constraints, rtx op, rtx equiv_const)
 						c, constraints)))
 	    return NO_REGS;
 	  break;
-	  
+
 	case 'E':
 	case 'F':
 	  if (GET_CODE (op) == CONST_DOUBLE
@@ -679,7 +679,7 @@ single_reg_class (const char *constraints, rtx op, rtx equiv_const)
 			      == MODE_VECTOR_FLOAT)))))
 	    return NO_REGS;
 	  break;
-	  
+
 	case 'G':
 	case 'H':
 	  if ((GET_CODE (op) == CONST_DOUBLE
@@ -707,7 +707,7 @@ single_reg_class (const char *constraints, rtx op, rtx equiv_const)
 	    return NO_REGS;
 	  cl = next_cl;
 	  break;
-	  
+
 	case '0': case '1': case '2': case '3': case '4':
 	case '5': case '6': case '7': case '8': case '9':
 	  next_cl
@@ -720,7 +720,7 @@ single_reg_class (const char *constraints, rtx op, rtx equiv_const)
 	    return NO_REGS;
 	  cl = next_cl;
 	  break;
-	  
+
 	default:
 	  return NO_REGS;
 	}
@@ -758,7 +758,7 @@ ira_implicitly_set_insn_hard_regs (HARD_REG_SET *set)
 
       if (GET_CODE (op) == SUBREG)
 	op = SUBREG_REG (op);
-      
+
       if (GET_CODE (op) == SCRATCH
 	  || (REG_P (op) && (regno = REGNO (op)) >= FIRST_PSEUDO_REGISTER))
 	{
@@ -825,7 +825,7 @@ process_single_reg_class_operands (bool in_p, int freq)
 
       if (GET_CODE (operand) == SUBREG)
 	operand = SUBREG_REG (operand);
-      
+
       if (REG_P (operand)
 	  && (regno = REGNO (operand)) >= FIRST_PSEUDO_REGISTER)
 	{
@@ -883,7 +883,7 @@ bb_has_abnormal_call_pred (basic_block bb)
 {
   edge e;
   edge_iterator ei;
-  
+
   FOR_EACH_EDGE (e, ei, bb->preds)
     {
       if (e->flags & (EDGE_ABNORMAL_CALL | EDGE_EH))
@@ -926,7 +926,7 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
 	if (TEST_HARD_REG_BIT (hard_regs_live, i))
 	  {
 	    enum reg_class cover_class, cl;
-	    
+
 	    cover_class = ira_class_translate[REGNO_REG_CLASS (i)];
 	    for (j = 0;
 		 (cl = ira_reg_class_super_classes[cover_class][j])
@@ -943,14 +943,14 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
       EXECUTE_IF_SET_IN_BITMAP (reg_live_out, FIRST_PSEUDO_REGISTER, j, bi)
 	{
 	  ira_allocno_t a = ira_curr_regno_allocno_map[j];
-	  
+
 	  if (a == NULL)
 	    continue;
 	  ira_assert (! sparseset_bit_p (allocnos_live, ALLOCNO_NUM (a)));
 	  set_allocno_live (a);
 	  make_regno_born (j);
 	}
-      
+
       freq = REG_FREQ_FROM_BB (bb);
       if (freq == 0)
 	freq = 1;
@@ -971,10 +971,10 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
 	{
 	  df_ref *def_rec, *use_rec;
 	  bool call_p;
-	  
+
 	  if (!NONDEBUG_INSN_P (insn))
 	    continue;
-	  
+
 	  if (internal_flag_ira_verbose > 2 && ira_dump_file != NULL)
 	    fprintf (ira_dump_file, "   Insn %u(l%d): point = %d\n",
 		     INSN_UID (insn), loop_tree_node->parent->loop->num,
@@ -1027,11 +1027,11 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
 		      }
 		  }
 	      }
-	  
+
 	  extract_insn (insn);
 	  preprocess_constraints ();
 	  process_single_reg_class_operands (false, freq);
-	  
+
 	  /* See which defined values die here.  */
 	  for (def_rec = DF_INSN_DEFS (insn); *def_rec; def_rec++)
 	    if (!call_p || !DF_REF_FLAGS_IS_SET (*def_rec, DF_REF_MAY_CLOBBER))
@@ -1044,7 +1044,7 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
 	      EXECUTE_IF_SET_IN_SPARSESET (allocnos_live, i)
 	        {
 		  ira_allocno_t a = ira_allocnos[i];
-		  
+
 		  if (allocno_saved_at_call[i] != last_call_num)
 		    /* Here we are mimicking caller-save.c behaviour
 		       which does not save hard register at a call if
@@ -1074,7 +1074,7 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
 		    }
 		}
 	    }
-	  
+
 	  make_early_clobber_and_input_conflicts ();
 
 	  curr_point++;
@@ -1084,7 +1084,7 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
 	    mark_ref_live (*use_rec);
 
 	  process_single_reg_class_operands (true, freq);
-	  
+
 	  set_p = mark_hard_reg_early_clobbers (insn, true);
 
 	  if (set_p)
@@ -1097,12 +1097,12 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
 	      for (use_rec = DF_INSN_USES (insn); *use_rec; use_rec++)
 		{
 		  rtx ureg = DF_REF_REG (*use_rec);
-		  
+
 		  if (GET_CODE (ureg) == SUBREG)
 		    ureg = SUBREG_REG (ureg);
 		  if (! REG_P (ureg) || REGNO (ureg) >= FIRST_PSEUDO_REGISTER)
 		    continue;
-		  
+
 		  mark_ref_live (*use_rec);
 		}
 	    }
@@ -1223,7 +1223,7 @@ remove_some_program_points_and_update_live_ranges (void)
   allocno_live_range_t r;
   bitmap born_or_died;
   bitmap_iterator bi;
-  
+
   born_or_died = ira_allocate_bitmap ();
   FOR_EACH_ALLOCNO (a, ai)
     {