re PR target/38811 (internal compiler error: in compensate_edge, at reg-stack.c:2754)

2009-01-13  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/38811
	* Makefile.in (ira-lives.o): Add except.h.

	* ira-lives.c: Include except.h.
	(process_bb_node_lives): Process can_throw_internal.

From-SVN: r143362

gcc/ChangeLog

+2009-01-13  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR target/38811
+	* Makefile.in (ira-lives.o): Add except.h.
+
+	* ira-lives.c: Include except.h.
+	(process_bb_node_lives): Process can_throw_internal.
+
 2009-01-13  Jakub Jelinek  <jakub@redhat.com>
 
 	PR rtl-optimization/38774

gcc/Makefile.in

@@ -2936,7 +2936,7 @@ ira-emit.o: ira-emit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(EXPR_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(TM_P_H) $(PARAMS_H) \
    $(IRA_INT_H)
 ira-lives.o: ira-lives.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-   $(TARGET_H) $(RTL_H) $(REGS_H) hard-reg-set.h $(FLAGS_H) \
+   $(TARGET_H) $(RTL_H) $(REGS_H) except.h hard-reg-set.h $(FLAGS_H) \
    insn-config.h $(RECOG_H) $(BASIC_BLOCK_H) $(TOPLEV_H) $(TM_P_H) $(PARAMS_H) \
    $(DF_H) sparseset.h $(IRA_INT_H)
 ira.o: ira.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \

gcc/ira-lives.c

@@ -28,6 +28,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tm_p.h"
 #include "target.h"
 #include "flags.h"
+#include "except.h"
 #include "hard-reg-set.h"
 #include "basic-block.h"
 #include "insn-config.h"
@@ -985,6 +986,13 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
 		      SET_HARD_REG_SET (ALLOCNO_CONFLICT_HARD_REGS (a));
 		      SET_HARD_REG_SET (ALLOCNO_TOTAL_CONFLICT_HARD_REGS (a));
 		    }
+		  if (can_throw_internal (insn))
+		    {
+		      IOR_HARD_REG_SET (ALLOCNO_TOTAL_CONFLICT_HARD_REGS (a),
+					call_used_reg_set);
+		      IOR_HARD_REG_SET (ALLOCNO_CONFLICT_HARD_REGS (a),
+					call_used_reg_set);
+		    }
 		}
 	    }